1 | Last lot of patches for arm before softfreeze tomorrow... | 1 | Most of this is the Neon decodetree patches, followed by Edgar's versal cleanups. |
---|---|---|---|
2 | 2 | ||
3 | thanks | 3 | thanks |
4 | -- PMM | 4 | -- PMM |
5 | 5 | ||
6 | The following changes since commit ef3a6af5e789ff078d1fef880f9dfb6adf18e8f1: | ||
7 | 6 | ||
8 | Merge remote-tracking branch 'remotes/kraxel/tags/vga-20181029-pull-request' into staging (2018-10-29 12:59:15 +0000) | 7 | The following changes since commit 2ef486e76d64436be90f7359a3071fb2a56ce835: |
8 | |||
9 | Merge remote-tracking branch 'remotes/marcel/tags/rdma-pull-request' into staging (2020-05-03 14:12:56 +0100) | ||
9 | 10 | ||
10 | are available in the Git repository at: | 11 | are available in the Git repository at: |
11 | 12 | ||
12 | https://git.linaro.org/people/pmaydell/qemu-arm.git tags/pull-target-arm-20181029 | 13 | https://git.linaro.org/people/pmaydell/qemu-arm.git tags/pull-target-arm-20200504 |
13 | 14 | ||
14 | for you to fetch changes up to 20cf5663734310a282e27b7389bc9f53ffe227e6: | 15 | for you to fetch changes up to 9aefc6cf9b73f66062d2f914a0136756e7a28211: |
15 | 16 | ||
16 | tests/boot-serial-test: Add microbit board testcase (2018-10-29 15:19:48 +0000) | 17 | target/arm: Move gen_ function typedefs to translate.h (2020-05-04 12:59:26 +0100) |
17 | 18 | ||
18 | ---------------------------------------------------------------- | 19 | ---------------------------------------------------------------- |
19 | target-arm queue: | 20 | target-arm queue: |
20 | * microbit: Add the UART to our nRF51 SoC model | 21 | * Start of conversion of Neon insns to decodetree |
21 | * Add a virtual Xilinx Versal board "xlnx-versal-virt" | 22 | * versal board: support SD and RTC |
22 | * hw/arm/virt: Set VIRT_COMPAT_3_0 compat | 23 | * Implement ARMv8.2-TTS2UXN |
24 | * Make VQDMULL undefined when U=1 | ||
25 | * Some minor code cleanups | ||
23 | 26 | ||
24 | ---------------------------------------------------------------- | 27 | ---------------------------------------------------------------- |
25 | Edgar E. Iglesias (2): | 28 | Edgar E. Iglesias (11): |
26 | hw/arm: versal: Add a model of Xilinx Versal SoC | 29 | hw/arm: versal: Remove inclusion of arm_gicv3_common.h |
27 | hw/arm: versal: Add a virtual Xilinx Versal board | 30 | hw/arm: versal: Move misplaced comment |
31 | hw/arm: versal-virt: Fix typo xlnx-ve -> xlnx-versal | ||
32 | hw/arm: versal: Embed the UARTs into the SoC type | ||
33 | hw/arm: versal: Embed the GEMs into the SoC type | ||
34 | hw/arm: versal: Embed the ADMAs into the SoC type | ||
35 | hw/arm: versal: Embed the APUs into the SoC type | ||
36 | hw/arm: versal: Add support for SD | ||
37 | hw/arm: versal: Add support for the RTC | ||
38 | hw/arm: versal-virt: Add support for SD | ||
39 | hw/arm: versal-virt: Add support for the RTC | ||
28 | 40 | ||
29 | Eric Auger (1): | 41 | Fredrik Strupe (1): |
30 | hw/arm/virt: Set VIRT_COMPAT_3_0 compat | 42 | target/arm: Make VQDMULL undefined when U=1 |
31 | 43 | ||
32 | Julia Suvorova (3): | 44 | Peter Maydell (25): |
33 | hw/char: Implement nRF51 SoC UART | 45 | target/arm: Don't use a TLB for ARMMMUIdx_Stage2 |
34 | hw/arm/nrf51_soc: Connect UART to nRF51 SoC | 46 | target/arm: Use enum constant in get_phys_addr_lpae() call |
35 | tests/boot-serial-test: Add microbit board testcase | 47 | target/arm: Add new 's1_is_el0' argument to get_phys_addr_lpae() |
48 | target/arm: Implement ARMv8.2-TTS2UXN | ||
49 | target/arm: Use correct variable for setting 'max' cpu's ID_AA64DFR0 | ||
50 | target/arm/translate-vfp.inc.c: Remove duplicate simd_r32 check | ||
51 | target/arm: Don't allow Thumb Neon insns without FEATURE_NEON | ||
52 | target/arm: Add stubs for AArch32 Neon decodetree | ||
53 | target/arm: Convert VCMLA (vector) to decodetree | ||
54 | target/arm: Convert VCADD (vector) to decodetree | ||
55 | target/arm: Convert V[US]DOT (vector) to decodetree | ||
56 | target/arm: Convert VFM[AS]L (vector) to decodetree | ||
57 | target/arm: Convert VCMLA (scalar) to decodetree | ||
58 | target/arm: Convert V[US]DOT (scalar) to decodetree | ||
59 | target/arm: Convert VFM[AS]L (scalar) to decodetree | ||
60 | target/arm: Convert Neon load/store multiple structures to decodetree | ||
61 | target/arm: Convert Neon 'load single structure to all lanes' to decodetree | ||
62 | target/arm: Convert Neon 'load/store single structure' to decodetree | ||
63 | target/arm: Convert Neon 3-reg-same VADD/VSUB to decodetree | ||
64 | target/arm: Convert Neon 3-reg-same logic ops to decodetree | ||
65 | target/arm: Convert Neon 3-reg-same VMAX/VMIN to decodetree | ||
66 | target/arm: Convert Neon 3-reg-same comparisons to decodetree | ||
67 | target/arm: Convert Neon 3-reg-same VQADD/VQSUB to decodetree | ||
68 | target/arm: Convert Neon 3-reg-same VMUL, VMLA, VMLS, VSHL to decodetree | ||
69 | target/arm: Move gen_ function typedefs to translate.h | ||
36 | 70 | ||
37 | hw/arm/Makefile.objs | 1 + | 71 | Philippe Mathieu-Daudé (2): |
38 | hw/char/Makefile.objs | 1 + | 72 | hw/arm/mps2-tz: Use TYPE_IOTKIT instead of hardcoded string |
39 | include/hw/arm/nrf51_soc.h | 3 + | 73 | target/arm: Use uint64_t for midr field in CPU state struct |
40 | include/hw/arm/xlnx-versal.h | 122 +++++++++ | ||
41 | include/hw/char/nrf51_uart.h | 78 ++++++ | ||
42 | hw/arm/microbit.c | 2 + | ||
43 | hw/arm/nrf51_soc.c | 20 ++ | ||
44 | hw/arm/virt.c | 4 + | ||
45 | hw/arm/xlnx-versal-virt.c | 493 ++++++++++++++++++++++++++++++++++++ | ||
46 | hw/arm/xlnx-versal.c | 323 +++++++++++++++++++++++ | ||
47 | hw/char/nrf51_uart.c | 330 ++++++++++++++++++++++++ | ||
48 | tests/boot-serial-test.c | 19 ++ | ||
49 | default-configs/aarch64-softmmu.mak | 1 + | ||
50 | hw/char/trace-events | 4 + | ||
51 | 14 files changed, 1401 insertions(+) | ||
52 | create mode 100644 include/hw/arm/xlnx-versal.h | ||
53 | create mode 100644 include/hw/char/nrf51_uart.h | ||
54 | create mode 100644 hw/arm/xlnx-versal-virt.c | ||
55 | create mode 100644 hw/arm/xlnx-versal.c | ||
56 | create mode 100644 hw/char/nrf51_uart.c | ||
57 | 74 | ||
75 | include/hw/arm/xlnx-versal.h | 31 +- | ||
76 | target/arm/cpu-param.h | 2 +- | ||
77 | target/arm/cpu.h | 38 ++- | ||
78 | target/arm/translate-a64.h | 9 - | ||
79 | target/arm/translate.h | 26 ++ | ||
80 | target/arm/neon-dp.decode | 86 +++++ | ||
81 | target/arm/neon-ls.decode | 52 +++ | ||
82 | target/arm/neon-shared.decode | 66 ++++ | ||
83 | hw/arm/mps2-tz.c | 2 +- | ||
84 | hw/arm/xlnx-versal-virt.c | 74 ++++- | ||
85 | hw/arm/xlnx-versal.c | 115 +++++-- | ||
86 | target/arm/cpu.c | 3 +- | ||
87 | target/arm/cpu64.c | 8 +- | ||
88 | target/arm/helper.c | 183 ++++------ | ||
89 | target/arm/translate-a64.c | 17 - | ||
90 | target/arm/translate-neon.inc.c | 714 +++++++++++++++++++++++++++++++++++++++ | ||
91 | target/arm/translate-vfp.inc.c | 6 - | ||
92 | target/arm/translate.c | 716 +++------------------------------------- | ||
93 | target/arm/Makefile.objs | 18 + | ||
94 | 19 files changed, 1302 insertions(+), 864 deletions(-) | ||
95 | create mode 100644 target/arm/neon-dp.decode | ||
96 | create mode 100644 target/arm/neon-ls.decode | ||
97 | create mode 100644 target/arm/neon-shared.decode | ||
98 | create mode 100644 target/arm/translate-neon.inc.c | ||
99 | diff view generated by jsdifflib |
New patch | |||
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1 | From: Fredrik Strupe <fredrik@strupe.net> | ||
1 | 2 | ||
3 | According to Arm ARM, VQDMULL is only valid when U=0, while having | ||
4 | U=1 is unallocated. | ||
5 | |||
6 | Signed-off-by: Fredrik Strupe <fredrik@strupe.net> | ||
7 | Fixes: 695272dcb976 ("target-arm: Handle UNDEF cases for Neon 3-regs-different-widths") | ||
8 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | ||
9 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
10 | --- | ||
11 | target/arm/translate.c | 2 +- | ||
12 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
13 | |||
14 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
15 | index XXXXXXX..XXXXXXX 100644 | ||
16 | --- a/target/arm/translate.c | ||
17 | +++ b/target/arm/translate.c | ||
18 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
19 | {0, 0, 0, 0}, /* VMLSL */ | ||
20 | {0, 0, 0, 9}, /* VQDMLSL */ | ||
21 | {0, 0, 0, 0}, /* Integer VMULL */ | ||
22 | - {0, 0, 0, 1}, /* VQDMULL */ | ||
23 | + {0, 0, 0, 9}, /* VQDMULL */ | ||
24 | {0, 0, 0, 0xa}, /* Polynomial VMULL */ | ||
25 | {0, 0, 0, 7}, /* Reserved: always UNDEF */ | ||
26 | }; | ||
27 | -- | ||
28 | 2.20.1 | ||
29 | |||
30 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
1 | 2 | ||
3 | By using the TYPE_* definitions for devices, we can: | ||
4 | - quickly find where devices are used with 'git-grep' | ||
5 | - easily rename a device (one-line change). | ||
6 | |||
7 | Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
8 | Message-id: 20200428154650.21991-1-f4bug@amsat.org | ||
9 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | ||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | --- | ||
12 | hw/arm/mps2-tz.c | 2 +- | ||
13 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
14 | |||
15 | diff --git a/hw/arm/mps2-tz.c b/hw/arm/mps2-tz.c | ||
16 | index XXXXXXX..XXXXXXX 100644 | ||
17 | --- a/hw/arm/mps2-tz.c | ||
18 | +++ b/hw/arm/mps2-tz.c | ||
19 | @@ -XXX,XX +XXX,XX @@ static void mps2tz_common_init(MachineState *machine) | ||
20 | exit(EXIT_FAILURE); | ||
21 | } | ||
22 | |||
23 | - sysbus_init_child_obj(OBJECT(machine), "iotkit", &mms->iotkit, | ||
24 | + sysbus_init_child_obj(OBJECT(machine), TYPE_IOTKIT, &mms->iotkit, | ||
25 | sizeof(mms->iotkit), mmc->armsse_type); | ||
26 | iotkitdev = DEVICE(&mms->iotkit); | ||
27 | object_property_set_link(OBJECT(&mms->iotkit), OBJECT(system_memory), | ||
28 | -- | ||
29 | 2.20.1 | ||
30 | |||
31 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | 1 | We define ARMMMUIdx_Stage2 as being an MMU index which uses a QEMU | |
2 | TLB. However we never actually use the TLB -- all stage 2 lookups | ||
3 | are done by direct calls to get_phys_addr_lpae() followed by a | ||
4 | physical address load via address_space_ld*(). | ||
5 | |||
6 | Remove Stage2 from the list of ARM MMU indexes which correspond to | ||
7 | real core MMU indexes, and instead put it in the set of "NOTLB" ARM | ||
8 | MMU indexes. | ||
9 | |||
10 | This allows us to drop NB_MMU_MODES to 11. It also means we can | ||
11 | safely add support for the ARMv8.3-TTS2UXN extension, which adds | ||
12 | permission bits to the stage 2 descriptors which define execute | ||
13 | permission separatel for EL0 and EL1; supporting that while keeping | ||
14 | Stage2 in a QEMU TLB would require us to use separate TLBs for | ||
15 | "Stage2 for an EL0 access" and "Stage2 for an EL1 access", which is a | ||
16 | lot of extra complication given we aren't even using the QEMU TLB. | ||
17 | |||
18 | In the process of updating the comment on our MMU index use, | ||
19 | fix a couple of other minor errors: | ||
20 | * NS EL2 EL2&0 was missing from the list in the comment | ||
21 | * some text hadn't been updated from when we bumped NB_MMU_MODES | ||
22 | above 8 | ||
23 | |||
24 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
25 | Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
26 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
27 | Message-id: 20200330210400.11724-2-peter.maydell@linaro.org | ||
28 | --- | ||
29 | target/arm/cpu-param.h | 2 +- | ||
30 | target/arm/cpu.h | 21 +++++--- | ||
31 | target/arm/helper.c | 112 ++++------------------------------------- | ||
32 | 3 files changed, 27 insertions(+), 108 deletions(-) | ||
33 | |||
34 | diff --git a/target/arm/cpu-param.h b/target/arm/cpu-param.h | ||
35 | index XXXXXXX..XXXXXXX 100644 | ||
36 | --- a/target/arm/cpu-param.h | ||
37 | +++ b/target/arm/cpu-param.h | ||
38 | @@ -XXX,XX +XXX,XX @@ | ||
39 | # define TARGET_PAGE_BITS_MIN 10 | ||
40 | #endif | ||
41 | |||
42 | -#define NB_MMU_MODES 12 | ||
43 | +#define NB_MMU_MODES 11 | ||
44 | |||
45 | #endif | ||
46 | diff --git a/target/arm/cpu.h b/target/arm/cpu.h | ||
47 | index XXXXXXX..XXXXXXX 100644 | ||
48 | --- a/target/arm/cpu.h | ||
49 | +++ b/target/arm/cpu.h | ||
50 | @@ -XXX,XX +XXX,XX @@ bool write_cpustate_to_list(ARMCPU *cpu, bool kvm_sync); | ||
51 | * handling via the TLB. The only way to do a stage 1 translation without | ||
52 | * the immediate stage 2 translation is via the ATS or AT system insns, | ||
53 | * which can be slow-pathed and always do a page table walk. | ||
54 | + * The only use of stage 2 translations is either as part of an s1+2 | ||
55 | + * lookup or when loading the descriptors during a stage 1 page table walk, | ||
56 | + * and in both those cases we don't use the TLB. | ||
57 | * 4. we can also safely fold together the "32 bit EL3" and "64 bit EL3" | ||
58 | * translation regimes, because they map reasonably well to each other | ||
59 | * and they can't both be active at the same time. | ||
60 | @@ -XXX,XX +XXX,XX @@ bool write_cpustate_to_list(ARMCPU *cpu, bool kvm_sync); | ||
61 | * NS EL1 EL1&0 stage 1+2 (aka NS PL1) | ||
62 | * NS EL1 EL1&0 stage 1+2 +PAN | ||
63 | * NS EL0 EL2&0 | ||
64 | + * NS EL2 EL2&0 | ||
65 | * NS EL2 EL2&0 +PAN | ||
66 | * NS EL2 (aka NS PL2) | ||
67 | * S EL0 EL1&0 (aka S PL0) | ||
68 | * S EL1 EL1&0 (not used if EL3 is 32 bit) | ||
69 | * S EL1 EL1&0 +PAN | ||
70 | * S EL3 (aka S PL1) | ||
71 | - * NS EL1&0 stage 2 | ||
72 | * | ||
73 | - * for a total of 12 different mmu_idx. | ||
74 | + * for a total of 11 different mmu_idx. | ||
75 | * | ||
76 | * R profile CPUs have an MPU, but can use the same set of MMU indexes | ||
77 | * as A profile. They only need to distinguish NS EL0 and NS EL1 (and | ||
78 | @@ -XXX,XX +XXX,XX @@ bool write_cpustate_to_list(ARMCPU *cpu, bool kvm_sync); | ||
79 | * are not quite the same -- different CPU types (most notably M profile | ||
80 | * vs A/R profile) would like to use MMU indexes with different semantics, | ||
81 | * but since we don't ever need to use all of those in a single CPU we | ||
82 | - * can avoid setting NB_MMU_MODES to more than 8. The lower bits of | ||
83 | + * can avoid having to set NB_MMU_MODES to "total number of A profile MMU | ||
84 | + * modes + total number of M profile MMU modes". The lower bits of | ||
85 | * ARMMMUIdx are the core TLB mmu index, and the higher bits are always | ||
86 | * the same for any particular CPU. | ||
87 | * Variables of type ARMMUIdx are always full values, and the core | ||
88 | @@ -XXX,XX +XXX,XX @@ typedef enum ARMMMUIdx { | ||
89 | ARMMMUIdx_SE10_1_PAN = 9 | ARM_MMU_IDX_A, | ||
90 | ARMMMUIdx_SE3 = 10 | ARM_MMU_IDX_A, | ||
91 | |||
92 | - ARMMMUIdx_Stage2 = 11 | ARM_MMU_IDX_A, | ||
93 | - | ||
94 | /* | ||
95 | * These are not allocated TLBs and are used only for AT system | ||
96 | * instructions or for the first stage of an S12 page table walk. | ||
97 | @@ -XXX,XX +XXX,XX @@ typedef enum ARMMMUIdx { | ||
98 | ARMMMUIdx_Stage1_E0 = 0 | ARM_MMU_IDX_NOTLB, | ||
99 | ARMMMUIdx_Stage1_E1 = 1 | ARM_MMU_IDX_NOTLB, | ||
100 | ARMMMUIdx_Stage1_E1_PAN = 2 | ARM_MMU_IDX_NOTLB, | ||
101 | + /* | ||
102 | + * Not allocated a TLB: used only for second stage of an S12 page | ||
103 | + * table walk, or for descriptor loads during first stage of an S1 | ||
104 | + * page table walk. Note that if we ever want to have a TLB for this | ||
105 | + * then various TLB flush insns which currently are no-ops or flush | ||
106 | + * only stage 1 MMU indexes will need to change to flush stage 2. | ||
107 | + */ | ||
108 | + ARMMMUIdx_Stage2 = 3 | ARM_MMU_IDX_NOTLB, | ||
109 | |||
110 | /* | ||
111 | * M-profile. | ||
112 | @@ -XXX,XX +XXX,XX @@ typedef enum ARMMMUIdxBit { | ||
113 | TO_CORE_BIT(SE10_1), | ||
114 | TO_CORE_BIT(SE10_1_PAN), | ||
115 | TO_CORE_BIT(SE3), | ||
116 | - TO_CORE_BIT(Stage2), | ||
117 | |||
118 | TO_CORE_BIT(MUser), | ||
119 | TO_CORE_BIT(MPriv), | ||
120 | diff --git a/target/arm/helper.c b/target/arm/helper.c | ||
121 | index XXXXXXX..XXXXXXX 100644 | ||
122 | --- a/target/arm/helper.c | ||
123 | +++ b/target/arm/helper.c | ||
124 | @@ -XXX,XX +XXX,XX @@ static void tlbiall_nsnh_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
125 | tlb_flush_by_mmuidx(cs, | ||
126 | ARMMMUIdxBit_E10_1 | | ||
127 | ARMMMUIdxBit_E10_1_PAN | | ||
128 | - ARMMMUIdxBit_E10_0 | | ||
129 | - ARMMMUIdxBit_Stage2); | ||
130 | + ARMMMUIdxBit_E10_0); | ||
131 | } | ||
132 | |||
133 | static void tlbiall_nsnh_is_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
134 | @@ -XXX,XX +XXX,XX @@ static void tlbiall_nsnh_is_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
135 | tlb_flush_by_mmuidx_all_cpus_synced(cs, | ||
136 | ARMMMUIdxBit_E10_1 | | ||
137 | ARMMMUIdxBit_E10_1_PAN | | ||
138 | - ARMMMUIdxBit_E10_0 | | ||
139 | - ARMMMUIdxBit_Stage2); | ||
140 | + ARMMMUIdxBit_E10_0); | ||
141 | } | ||
142 | |||
143 | -static void tlbiipas2_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
144 | - uint64_t value) | ||
145 | -{ | ||
146 | - /* Invalidate by IPA. This has to invalidate any structures that | ||
147 | - * contain only stage 2 translation information, but does not need | ||
148 | - * to apply to structures that contain combined stage 1 and stage 2 | ||
149 | - * translation information. | ||
150 | - * This must NOP if EL2 isn't implemented or SCR_EL3.NS is zero. | ||
151 | - */ | ||
152 | - CPUState *cs = env_cpu(env); | ||
153 | - uint64_t pageaddr; | ||
154 | - | ||
155 | - if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { | ||
156 | - return; | ||
157 | - } | ||
158 | - | ||
159 | - pageaddr = sextract64(value << 12, 0, 40); | ||
160 | - | ||
161 | - tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdxBit_Stage2); | ||
162 | -} | ||
163 | - | ||
164 | -static void tlbiipas2_is_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
165 | - uint64_t value) | ||
166 | -{ | ||
167 | - CPUState *cs = env_cpu(env); | ||
168 | - uint64_t pageaddr; | ||
169 | - | ||
170 | - if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { | ||
171 | - return; | ||
172 | - } | ||
173 | - | ||
174 | - pageaddr = sextract64(value << 12, 0, 40); | ||
175 | - | ||
176 | - tlb_flush_page_by_mmuidx_all_cpus_synced(cs, pageaddr, | ||
177 | - ARMMMUIdxBit_Stage2); | ||
178 | -} | ||
179 | |||
180 | static void tlbiall_hyp_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
181 | uint64_t value) | ||
182 | @@ -XXX,XX +XXX,XX @@ static void vttbr_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
183 | tlb_flush_by_mmuidx(cs, | ||
184 | ARMMMUIdxBit_E10_1 | | ||
185 | ARMMMUIdxBit_E10_1_PAN | | ||
186 | - ARMMMUIdxBit_E10_0 | | ||
187 | - ARMMMUIdxBit_Stage2); | ||
188 | + ARMMMUIdxBit_E10_0); | ||
189 | raw_write(env, ri, value); | ||
190 | } | ||
191 | } | ||
192 | @@ -XXX,XX +XXX,XX @@ static int alle1_tlbmask(CPUARMState *env) | ||
193 | return ARMMMUIdxBit_SE10_1 | | ||
194 | ARMMMUIdxBit_SE10_1_PAN | | ||
195 | ARMMMUIdxBit_SE10_0; | ||
196 | - } else if (arm_feature(env, ARM_FEATURE_EL2)) { | ||
197 | - return ARMMMUIdxBit_E10_1 | | ||
198 | - ARMMMUIdxBit_E10_1_PAN | | ||
199 | - ARMMMUIdxBit_E10_0 | | ||
200 | - ARMMMUIdxBit_Stage2; | ||
201 | } else { | ||
202 | return ARMMMUIdxBit_E10_1 | | ||
203 | ARMMMUIdxBit_E10_1_PAN | | ||
204 | @@ -XXX,XX +XXX,XX @@ static void tlbi_aa64_vae3is_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
205 | ARMMMUIdxBit_SE3); | ||
206 | } | ||
207 | |||
208 | -static void tlbi_aa64_ipas2e1_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
209 | - uint64_t value) | ||
210 | -{ | ||
211 | - /* Invalidate by IPA. This has to invalidate any structures that | ||
212 | - * contain only stage 2 translation information, but does not need | ||
213 | - * to apply to structures that contain combined stage 1 and stage 2 | ||
214 | - * translation information. | ||
215 | - * This must NOP if EL2 isn't implemented or SCR_EL3.NS is zero. | ||
216 | - */ | ||
217 | - ARMCPU *cpu = env_archcpu(env); | ||
218 | - CPUState *cs = CPU(cpu); | ||
219 | - uint64_t pageaddr; | ||
220 | - | ||
221 | - if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { | ||
222 | - return; | ||
223 | - } | ||
224 | - | ||
225 | - pageaddr = sextract64(value << 12, 0, 48); | ||
226 | - | ||
227 | - tlb_flush_page_by_mmuidx(cs, pageaddr, ARMMMUIdxBit_Stage2); | ||
228 | -} | ||
229 | - | ||
230 | -static void tlbi_aa64_ipas2e1is_write(CPUARMState *env, const ARMCPRegInfo *ri, | ||
231 | - uint64_t value) | ||
232 | -{ | ||
233 | - CPUState *cs = env_cpu(env); | ||
234 | - uint64_t pageaddr; | ||
235 | - | ||
236 | - if (!arm_feature(env, ARM_FEATURE_EL2) || !(env->cp15.scr_el3 & SCR_NS)) { | ||
237 | - return; | ||
238 | - } | ||
239 | - | ||
240 | - pageaddr = sextract64(value << 12, 0, 48); | ||
241 | - | ||
242 | - tlb_flush_page_by_mmuidx_all_cpus_synced(cs, pageaddr, | ||
243 | - ARMMMUIdxBit_Stage2); | ||
244 | -} | ||
245 | - | ||
246 | static CPAccessResult aa64_zva_access(CPUARMState *env, const ARMCPRegInfo *ri, | ||
247 | bool isread) | ||
248 | { | ||
249 | @@ -XXX,XX +XXX,XX @@ static const ARMCPRegInfo v8_cp_reginfo[] = { | ||
250 | .writefn = tlbi_aa64_vae1_write }, | ||
251 | { .name = "TLBI_IPAS2E1IS", .state = ARM_CP_STATE_AA64, | ||
252 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 1, | ||
253 | - .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
254 | - .writefn = tlbi_aa64_ipas2e1is_write }, | ||
255 | + .access = PL2_W, .type = ARM_CP_NOP }, | ||
256 | { .name = "TLBI_IPAS2LE1IS", .state = ARM_CP_STATE_AA64, | ||
257 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 5, | ||
258 | - .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
259 | - .writefn = tlbi_aa64_ipas2e1is_write }, | ||
260 | + .access = PL2_W, .type = ARM_CP_NOP }, | ||
261 | { .name = "TLBI_ALLE1IS", .state = ARM_CP_STATE_AA64, | ||
262 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 3, .opc2 = 4, | ||
263 | .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
264 | @@ -XXX,XX +XXX,XX @@ static const ARMCPRegInfo v8_cp_reginfo[] = { | ||
265 | .writefn = tlbi_aa64_alle1is_write }, | ||
266 | { .name = "TLBI_IPAS2E1", .state = ARM_CP_STATE_AA64, | ||
267 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 1, | ||
268 | - .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
269 | - .writefn = tlbi_aa64_ipas2e1_write }, | ||
270 | + .access = PL2_W, .type = ARM_CP_NOP }, | ||
271 | { .name = "TLBI_IPAS2LE1", .state = ARM_CP_STATE_AA64, | ||
272 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 5, | ||
273 | - .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
274 | - .writefn = tlbi_aa64_ipas2e1_write }, | ||
275 | + .access = PL2_W, .type = ARM_CP_NOP }, | ||
276 | { .name = "TLBI_ALLE1", .state = ARM_CP_STATE_AA64, | ||
277 | .opc0 = 1, .opc1 = 4, .crn = 8, .crm = 7, .opc2 = 4, | ||
278 | .access = PL2_W, .type = ARM_CP_NO_RAW, | ||
279 | @@ -XXX,XX +XXX,XX @@ static const ARMCPRegInfo v8_cp_reginfo[] = { | ||
280 | .writefn = tlbimva_hyp_is_write }, | ||
281 | { .name = "TLBIIPAS2", | ||
282 | .cp = 15, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 1, | ||
283 | - .type = ARM_CP_NO_RAW, .access = PL2_W, | ||
284 | - .writefn = tlbiipas2_write }, | ||
285 | + .type = ARM_CP_NOP, .access = PL2_W }, | ||
286 | { .name = "TLBIIPAS2IS", | ||
287 | .cp = 15, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 1, | ||
288 | - .type = ARM_CP_NO_RAW, .access = PL2_W, | ||
289 | - .writefn = tlbiipas2_is_write }, | ||
290 | + .type = ARM_CP_NOP, .access = PL2_W }, | ||
291 | { .name = "TLBIIPAS2L", | ||
292 | .cp = 15, .opc1 = 4, .crn = 8, .crm = 4, .opc2 = 5, | ||
293 | - .type = ARM_CP_NO_RAW, .access = PL2_W, | ||
294 | - .writefn = tlbiipas2_write }, | ||
295 | + .type = ARM_CP_NOP, .access = PL2_W }, | ||
296 | { .name = "TLBIIPAS2LIS", | ||
297 | .cp = 15, .opc1 = 4, .crn = 8, .crm = 0, .opc2 = 5, | ||
298 | - .type = ARM_CP_NO_RAW, .access = PL2_W, | ||
299 | - .writefn = tlbiipas2_is_write }, | ||
300 | + .type = ARM_CP_NOP, .access = PL2_W }, | ||
301 | /* 32 bit cache operations */ | ||
302 | { .name = "ICIALLUIS", .cp = 15, .opc1 = 0, .crn = 7, .crm = 1, .opc2 = 0, | ||
303 | .type = ARM_CP_NOP, .access = PL1_W, .accessfn = aa64_cacheop_pou_access }, | ||
304 | -- | ||
305 | 2.20.1 | ||
306 | |||
307 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | The access_type argument to get_phys_addr_lpae() is an MMUAccessType; | ||
2 | use the enum constant MMU_DATA_LOAD rather than a literal 0 when we | ||
3 | call it in S1_ptw_translate(). | ||
1 | 4 | ||
5 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
7 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
8 | Message-id: 20200330210400.11724-3-peter.maydell@linaro.org | ||
9 | --- | ||
10 | target/arm/helper.c | 5 +++-- | ||
11 | 1 file changed, 3 insertions(+), 2 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/helper.c b/target/arm/helper.c | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/helper.c | ||
16 | +++ b/target/arm/helper.c | ||
17 | @@ -XXX,XX +XXX,XX @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx, | ||
18 | pcacheattrs = &cacheattrs; | ||
19 | } | ||
20 | |||
21 | - ret = get_phys_addr_lpae(env, addr, 0, ARMMMUIdx_Stage2, &s2pa, | ||
22 | - &txattrs, &s2prot, &s2size, fi, pcacheattrs); | ||
23 | + ret = get_phys_addr_lpae(env, addr, MMU_DATA_LOAD, ARMMMUIdx_Stage2, | ||
24 | + &s2pa, &txattrs, &s2prot, &s2size, fi, | ||
25 | + pcacheattrs); | ||
26 | if (ret) { | ||
27 | assert(fi->type != ARMFault_None); | ||
28 | fi->s2addr = addr; | ||
29 | -- | ||
30 | 2.20.1 | ||
31 | |||
32 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | For ARMv8.2-TTS2UXN, the stage 2 page table walk wants to know | ||
2 | whether the stage 1 access is for EL0 or not, because whether | ||
3 | exec permission is given can depend on whether this is an EL0 | ||
4 | or EL1 access. Add a new argument to get_phys_addr_lpae() so | ||
5 | the call sites can pass this information in. | ||
1 | 6 | ||
7 | Since get_phys_addr_lpae() doesn't already have a doc comment, | ||
8 | add one so we have a place to put the documentation of the | ||
9 | semantics of the new s1_is_el0 argument. | ||
10 | |||
11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
12 | Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
13 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
14 | Message-id: 20200330210400.11724-4-peter.maydell@linaro.org | ||
15 | --- | ||
16 | target/arm/helper.c | 29 ++++++++++++++++++++++++++++- | ||
17 | 1 file changed, 28 insertions(+), 1 deletion(-) | ||
18 | |||
19 | diff --git a/target/arm/helper.c b/target/arm/helper.c | ||
20 | index XXXXXXX..XXXXXXX 100644 | ||
21 | --- a/target/arm/helper.c | ||
22 | +++ b/target/arm/helper.c | ||
23 | @@ -XXX,XX +XXX,XX @@ | ||
24 | |||
25 | static bool get_phys_addr_lpae(CPUARMState *env, target_ulong address, | ||
26 | MMUAccessType access_type, ARMMMUIdx mmu_idx, | ||
27 | + bool s1_is_el0, | ||
28 | hwaddr *phys_ptr, MemTxAttrs *txattrs, int *prot, | ||
29 | target_ulong *page_size_ptr, | ||
30 | ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs); | ||
31 | @@ -XXX,XX +XXX,XX @@ static hwaddr S1_ptw_translate(CPUARMState *env, ARMMMUIdx mmu_idx, | ||
32 | } | ||
33 | |||
34 | ret = get_phys_addr_lpae(env, addr, MMU_DATA_LOAD, ARMMMUIdx_Stage2, | ||
35 | + false, | ||
36 | &s2pa, &txattrs, &s2prot, &s2size, fi, | ||
37 | pcacheattrs); | ||
38 | if (ret) { | ||
39 | @@ -XXX,XX +XXX,XX @@ static ARMVAParameters aa32_va_parameters(CPUARMState *env, uint32_t va, | ||
40 | }; | ||
41 | } | ||
42 | |||
43 | +/** | ||
44 | + * get_phys_addr_lpae: perform one stage of page table walk, LPAE format | ||
45 | + * | ||
46 | + * Returns false if the translation was successful. Otherwise, phys_ptr, attrs, | ||
47 | + * prot and page_size may not be filled in, and the populated fsr value provides | ||
48 | + * information on why the translation aborted, in the format of a long-format | ||
49 | + * DFSR/IFSR fault register, with the following caveats: | ||
50 | + * * the WnR bit is never set (the caller must do this). | ||
51 | + * | ||
52 | + * @env: CPUARMState | ||
53 | + * @address: virtual address to get physical address for | ||
54 | + * @access_type: MMU_DATA_LOAD, MMU_DATA_STORE or MMU_INST_FETCH | ||
55 | + * @mmu_idx: MMU index indicating required translation regime | ||
56 | + * @s1_is_el0: if @mmu_idx is ARMMMUIdx_Stage2 (so this is a stage 2 page table | ||
57 | + * walk), must be true if this is stage 2 of a stage 1+2 walk for an | ||
58 | + * EL0 access). If @mmu_idx is anything else, @s1_is_el0 is ignored. | ||
59 | + * @phys_ptr: set to the physical address corresponding to the virtual address | ||
60 | + * @attrs: set to the memory transaction attributes to use | ||
61 | + * @prot: set to the permissions for the page containing phys_ptr | ||
62 | + * @page_size_ptr: set to the size of the page containing phys_ptr | ||
63 | + * @fi: set to fault info if the translation fails | ||
64 | + * @cacheattrs: (if non-NULL) set to the cacheability/shareability attributes | ||
65 | + */ | ||
66 | static bool get_phys_addr_lpae(CPUARMState *env, target_ulong address, | ||
67 | MMUAccessType access_type, ARMMMUIdx mmu_idx, | ||
68 | + bool s1_is_el0, | ||
69 | hwaddr *phys_ptr, MemTxAttrs *txattrs, int *prot, | ||
70 | target_ulong *page_size_ptr, | ||
71 | ARMMMUFaultInfo *fi, ARMCacheAttrs *cacheattrs) | ||
72 | @@ -XXX,XX +XXX,XX @@ bool get_phys_addr(CPUARMState *env, target_ulong address, | ||
73 | |||
74 | /* S1 is done. Now do S2 translation. */ | ||
75 | ret = get_phys_addr_lpae(env, ipa, access_type, ARMMMUIdx_Stage2, | ||
76 | + mmu_idx == ARMMMUIdx_E10_0, | ||
77 | phys_ptr, attrs, &s2_prot, | ||
78 | page_size, fi, | ||
79 | cacheattrs != NULL ? &cacheattrs2 : NULL); | ||
80 | @@ -XXX,XX +XXX,XX @@ bool get_phys_addr(CPUARMState *env, target_ulong address, | ||
81 | } | ||
82 | |||
83 | if (regime_using_lpae_format(env, mmu_idx)) { | ||
84 | - return get_phys_addr_lpae(env, address, access_type, mmu_idx, | ||
85 | + return get_phys_addr_lpae(env, address, access_type, mmu_idx, false, | ||
86 | phys_ptr, attrs, prot, page_size, | ||
87 | fi, cacheattrs); | ||
88 | } else if (regime_sctlr(env, mmu_idx) & SCTLR_XP) { | ||
89 | -- | ||
90 | 2.20.1 | ||
91 | |||
92 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | The ARMv8.2-TTS2UXN feature extends the XN field in stage 2 | ||
2 | translation table descriptors from just bit [54] to bits [54:53], | ||
3 | allowing stage 2 to control execution permissions separately for EL0 | ||
4 | and EL1. Implement the new semantics of the XN field and enable | ||
5 | the feature for our 'max' CPU. | ||
1 | 6 | ||
7 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
8 | Reviewed-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
9 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
10 | Message-id: 20200330210400.11724-5-peter.maydell@linaro.org | ||
11 | --- | ||
12 | target/arm/cpu.h | 15 +++++++++++++++ | ||
13 | target/arm/cpu.c | 1 + | ||
14 | target/arm/cpu64.c | 2 ++ | ||
15 | target/arm/helper.c | 37 +++++++++++++++++++++++++++++++------ | ||
16 | 4 files changed, 49 insertions(+), 6 deletions(-) | ||
17 | |||
18 | diff --git a/target/arm/cpu.h b/target/arm/cpu.h | ||
19 | index XXXXXXX..XXXXXXX 100644 | ||
20 | --- a/target/arm/cpu.h | ||
21 | +++ b/target/arm/cpu.h | ||
22 | @@ -XXX,XX +XXX,XX @@ static inline bool isar_feature_aa32_ccidx(const ARMISARegisters *id) | ||
23 | return FIELD_EX32(id->id_mmfr4, ID_MMFR4, CCIDX) != 0; | ||
24 | } | ||
25 | |||
26 | +static inline bool isar_feature_aa32_tts2uxn(const ARMISARegisters *id) | ||
27 | +{ | ||
28 | + return FIELD_EX32(id->id_mmfr4, ID_MMFR4, XNX) != 0; | ||
29 | +} | ||
30 | + | ||
31 | /* | ||
32 | * 64-bit feature tests via id registers. | ||
33 | */ | ||
34 | @@ -XXX,XX +XXX,XX @@ static inline bool isar_feature_aa64_ccidx(const ARMISARegisters *id) | ||
35 | return FIELD_EX64(id->id_aa64mmfr2, ID_AA64MMFR2, CCIDX) != 0; | ||
36 | } | ||
37 | |||
38 | +static inline bool isar_feature_aa64_tts2uxn(const ARMISARegisters *id) | ||
39 | +{ | ||
40 | + return FIELD_EX64(id->id_aa64mmfr1, ID_AA64MMFR1, XNX) != 0; | ||
41 | +} | ||
42 | + | ||
43 | /* | ||
44 | * Feature tests for "does this exist in either 32-bit or 64-bit?" | ||
45 | */ | ||
46 | @@ -XXX,XX +XXX,XX @@ static inline bool isar_feature_any_ccidx(const ARMISARegisters *id) | ||
47 | return isar_feature_aa64_ccidx(id) || isar_feature_aa32_ccidx(id); | ||
48 | } | ||
49 | |||
50 | +static inline bool isar_feature_any_tts2uxn(const ARMISARegisters *id) | ||
51 | +{ | ||
52 | + return isar_feature_aa64_tts2uxn(id) || isar_feature_aa32_tts2uxn(id); | ||
53 | +} | ||
54 | + | ||
55 | /* | ||
56 | * Forward to the above feature tests given an ARMCPU pointer. | ||
57 | */ | ||
58 | diff --git a/target/arm/cpu.c b/target/arm/cpu.c | ||
59 | index XXXXXXX..XXXXXXX 100644 | ||
60 | --- a/target/arm/cpu.c | ||
61 | +++ b/target/arm/cpu.c | ||
62 | @@ -XXX,XX +XXX,XX @@ static void arm_max_initfn(Object *obj) | ||
63 | t = FIELD_DP32(t, ID_MMFR4, HPDS, 1); /* AA32HPD */ | ||
64 | t = FIELD_DP32(t, ID_MMFR4, AC2, 1); /* ACTLR2, HACTLR2 */ | ||
65 | t = FIELD_DP32(t, ID_MMFR4, CNP, 1); /* TTCNP */ | ||
66 | + t = FIELD_DP32(t, ID_MMFR4, XNX, 1); /* TTS2UXN */ | ||
67 | cpu->isar.id_mmfr4 = t; | ||
68 | } | ||
69 | #endif | ||
70 | diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c | ||
71 | index XXXXXXX..XXXXXXX 100644 | ||
72 | --- a/target/arm/cpu64.c | ||
73 | +++ b/target/arm/cpu64.c | ||
74 | @@ -XXX,XX +XXX,XX @@ static void aarch64_max_initfn(Object *obj) | ||
75 | t = FIELD_DP64(t, ID_AA64MMFR1, VH, 1); | ||
76 | t = FIELD_DP64(t, ID_AA64MMFR1, PAN, 2); /* ATS1E1 */ | ||
77 | t = FIELD_DP64(t, ID_AA64MMFR1, VMIDBITS, 2); /* VMID16 */ | ||
78 | + t = FIELD_DP64(t, ID_AA64MMFR1, XNX, 1); /* TTS2UXN */ | ||
79 | cpu->isar.id_aa64mmfr1 = t; | ||
80 | |||
81 | t = cpu->isar.id_aa64mmfr2; | ||
82 | @@ -XXX,XX +XXX,XX @@ static void aarch64_max_initfn(Object *obj) | ||
83 | u = FIELD_DP32(u, ID_MMFR4, HPDS, 1); /* AA32HPD */ | ||
84 | u = FIELD_DP32(u, ID_MMFR4, AC2, 1); /* ACTLR2, HACTLR2 */ | ||
85 | u = FIELD_DP32(u, ID_MMFR4, CNP, 1); /* TTCNP */ | ||
86 | + u = FIELD_DP32(u, ID_MMFR4, XNX, 1); /* TTS2UXN */ | ||
87 | cpu->isar.id_mmfr4 = u; | ||
88 | |||
89 | u = cpu->isar.id_aa64dfr0; | ||
90 | diff --git a/target/arm/helper.c b/target/arm/helper.c | ||
91 | index XXXXXXX..XXXXXXX 100644 | ||
92 | --- a/target/arm/helper.c | ||
93 | +++ b/target/arm/helper.c | ||
94 | @@ -XXX,XX +XXX,XX @@ simple_ap_to_rw_prot(CPUARMState *env, ARMMMUIdx mmu_idx, int ap) | ||
95 | * | ||
96 | * @env: CPUARMState | ||
97 | * @s2ap: The 2-bit stage2 access permissions (S2AP) | ||
98 | - * @xn: XN (execute-never) bit | ||
99 | + * @xn: XN (execute-never) bits | ||
100 | + * @s1_is_el0: true if this is S2 of an S1+2 walk for EL0 | ||
101 | */ | ||
102 | -static int get_S2prot(CPUARMState *env, int s2ap, int xn) | ||
103 | +static int get_S2prot(CPUARMState *env, int s2ap, int xn, bool s1_is_el0) | ||
104 | { | ||
105 | int prot = 0; | ||
106 | |||
107 | @@ -XXX,XX +XXX,XX @@ static int get_S2prot(CPUARMState *env, int s2ap, int xn) | ||
108 | if (s2ap & 2) { | ||
109 | prot |= PAGE_WRITE; | ||
110 | } | ||
111 | - if (!xn) { | ||
112 | - if (arm_el_is_aa64(env, 2) || prot & PAGE_READ) { | ||
113 | + | ||
114 | + if (cpu_isar_feature(any_tts2uxn, env_archcpu(env))) { | ||
115 | + switch (xn) { | ||
116 | + case 0: | ||
117 | prot |= PAGE_EXEC; | ||
118 | + break; | ||
119 | + case 1: | ||
120 | + if (s1_is_el0) { | ||
121 | + prot |= PAGE_EXEC; | ||
122 | + } | ||
123 | + break; | ||
124 | + case 2: | ||
125 | + break; | ||
126 | + case 3: | ||
127 | + if (!s1_is_el0) { | ||
128 | + prot |= PAGE_EXEC; | ||
129 | + } | ||
130 | + break; | ||
131 | + default: | ||
132 | + g_assert_not_reached(); | ||
133 | + } | ||
134 | + } else { | ||
135 | + if (!extract32(xn, 1, 1)) { | ||
136 | + if (arm_el_is_aa64(env, 2) || prot & PAGE_READ) { | ||
137 | + prot |= PAGE_EXEC; | ||
138 | + } | ||
139 | } | ||
140 | } | ||
141 | return prot; | ||
142 | @@ -XXX,XX +XXX,XX @@ static bool get_phys_addr_lpae(CPUARMState *env, target_ulong address, | ||
143 | } | ||
144 | |||
145 | ap = extract32(attrs, 4, 2); | ||
146 | - xn = extract32(attrs, 12, 1); | ||
147 | |||
148 | if (mmu_idx == ARMMMUIdx_Stage2) { | ||
149 | ns = true; | ||
150 | - *prot = get_S2prot(env, ap, xn); | ||
151 | + xn = extract32(attrs, 11, 2); | ||
152 | + *prot = get_S2prot(env, ap, xn, s1_is_el0); | ||
153 | } else { | ||
154 | ns = extract32(attrs, 3, 1); | ||
155 | + xn = extract32(attrs, 12, 1); | ||
156 | pxn = extract32(attrs, 11, 1); | ||
157 | *prot = get_S1prot(env, mmu_idx, aarch64, ap, ns, xn, pxn); | ||
158 | } | ||
159 | -- | ||
160 | 2.20.1 | ||
161 | |||
162 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | In aarch64_max_initfn() we update both 32-bit and 64-bit ID | ||
2 | registers. The intended pattern is that for 64-bit ID registers we | ||
3 | use FIELD_DP64 and the uint64_t 't' register, while 32-bit ID | ||
4 | registers use FIELD_DP32 and the uint32_t 'u' register. For | ||
5 | ID_AA64DFR0 we accidentally used 'u', meaning that the top 32 bits of | ||
6 | this 64-bit ID register would end up always zero. Luckily at the | ||
7 | moment that's what they should be anyway, so this bug has no visible | ||
8 | effects. | ||
1 | 9 | ||
10 | Use the right-sized variable. | ||
11 | |||
12 | Fixes: 3bec78447a958d481991 | ||
13 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
14 | Reviewed-by: Laurent Desnogues <laurent.desnogues@gmail.com> | ||
15 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
16 | Message-id: 20200423110915.10527-1-peter.maydell@linaro.org | ||
17 | --- | ||
18 | target/arm/cpu64.c | 6 +++--- | ||
19 | 1 file changed, 3 insertions(+), 3 deletions(-) | ||
20 | |||
21 | diff --git a/target/arm/cpu64.c b/target/arm/cpu64.c | ||
22 | index XXXXXXX..XXXXXXX 100644 | ||
23 | --- a/target/arm/cpu64.c | ||
24 | +++ b/target/arm/cpu64.c | ||
25 | @@ -XXX,XX +XXX,XX @@ static void aarch64_max_initfn(Object *obj) | ||
26 | u = FIELD_DP32(u, ID_MMFR4, XNX, 1); /* TTS2UXN */ | ||
27 | cpu->isar.id_mmfr4 = u; | ||
28 | |||
29 | - u = cpu->isar.id_aa64dfr0; | ||
30 | - u = FIELD_DP64(u, ID_AA64DFR0, PMUVER, 5); /* v8.4-PMU */ | ||
31 | - cpu->isar.id_aa64dfr0 = u; | ||
32 | + t = cpu->isar.id_aa64dfr0; | ||
33 | + t = FIELD_DP64(t, ID_AA64DFR0, PMUVER, 5); /* v8.4-PMU */ | ||
34 | + cpu->isar.id_aa64dfr0 = t; | ||
35 | |||
36 | u = cpu->isar.id_dfr0; | ||
37 | u = FIELD_DP32(u, ID_DFR0, PERFMON, 5); /* v8.4-PMU */ | ||
38 | -- | ||
39 | 2.20.1 | ||
40 | |||
41 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
1 | 2 | ||
3 | MIDR_EL1 is a 64-bit system register with the top 32-bit being RES0. | ||
4 | Represent it in QEMU's ARMCPU struct with a uint64_t, not a | ||
5 | uint32_t. | ||
6 | |||
7 | This fixes an error when compiling with -Werror=conversion | ||
8 | because we were manipulating the register value using a | ||
9 | local uint64_t variable: | ||
10 | |||
11 | target/arm/cpu64.c: In function ‘aarch64_max_initfn’: | ||
12 | target/arm/cpu64.c:628:21: error: conversion from ‘uint64_t’ {aka ‘long unsigned int’} to ‘uint32_t’ {aka ‘unsigned int’} may change value [-Werror=conversion] | ||
13 | 628 | cpu->midr = t; | ||
14 | | ^ | ||
15 | |||
16 | and future-proofs us against a possible future architecture | ||
17 | change using some of the top 32 bits. | ||
18 | |||
19 | Suggested-by: Laurent Desnogues <laurent.desnogues@gmail.com> | ||
20 | Suggested-by: Peter Maydell <peter.maydell@linaro.org> | ||
21 | Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
22 | Reviewed-by: Laurent Desnogues <laurent.desnogues@gmail.com> | ||
23 | Message-id: 20200428172634.29707-1-f4bug@amsat.org | ||
24 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | ||
25 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
26 | --- | ||
27 | target/arm/cpu.h | 2 +- | ||
28 | target/arm/cpu.c | 2 +- | ||
29 | 2 files changed, 2 insertions(+), 2 deletions(-) | ||
30 | |||
31 | diff --git a/target/arm/cpu.h b/target/arm/cpu.h | ||
32 | index XXXXXXX..XXXXXXX 100644 | ||
33 | --- a/target/arm/cpu.h | ||
34 | +++ b/target/arm/cpu.h | ||
35 | @@ -XXX,XX +XXX,XX @@ struct ARMCPU { | ||
36 | uint64_t id_aa64dfr0; | ||
37 | uint64_t id_aa64dfr1; | ||
38 | } isar; | ||
39 | - uint32_t midr; | ||
40 | + uint64_t midr; | ||
41 | uint32_t revidr; | ||
42 | uint32_t reset_fpsid; | ||
43 | uint32_t ctr; | ||
44 | diff --git a/target/arm/cpu.c b/target/arm/cpu.c | ||
45 | index XXXXXXX..XXXXXXX 100644 | ||
46 | --- a/target/arm/cpu.c | ||
47 | +++ b/target/arm/cpu.c | ||
48 | @@ -XXX,XX +XXX,XX @@ static const ARMCPUInfo arm_cpus[] = { | ||
49 | static Property arm_cpu_properties[] = { | ||
50 | DEFINE_PROP_BOOL("start-powered-off", ARMCPU, start_powered_off, false), | ||
51 | DEFINE_PROP_UINT32("psci-conduit", ARMCPU, psci_conduit, 0), | ||
52 | - DEFINE_PROP_UINT32("midr", ARMCPU, midr, 0), | ||
53 | + DEFINE_PROP_UINT64("midr", ARMCPU, midr, 0), | ||
54 | DEFINE_PROP_UINT64("mp-affinity", ARMCPU, | ||
55 | mp_affinity, ARM64_AFFINITY_INVALID), | ||
56 | DEFINE_PROP_INT32("node-id", ARMCPU, node_id, CPU_UNSET_NUMA_NODE_ID), | ||
57 | -- | ||
58 | 2.20.1 | ||
59 | |||
60 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Remove inclusion of arm_gicv3_common.h, this already gets | ||
4 | included via xlnx-versal.h. | ||
5 | |||
6 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
8 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
9 | Message-id: 20200427181649.26851-2-edgar.iglesias@gmail.com | ||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | --- | ||
12 | hw/arm/xlnx-versal.c | 1 - | ||
13 | 1 file changed, 1 deletion(-) | ||
14 | |||
15 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
16 | index XXXXXXX..XXXXXXX 100644 | ||
17 | --- a/hw/arm/xlnx-versal.c | ||
18 | +++ b/hw/arm/xlnx-versal.c | ||
19 | @@ -XXX,XX +XXX,XX @@ | ||
20 | #include "hw/arm/boot.h" | ||
21 | #include "kvm_arm.h" | ||
22 | #include "hw/misc/unimp.h" | ||
23 | -#include "hw/intc/arm_gicv3_common.h" | ||
24 | #include "hw/arm/xlnx-versal.h" | ||
25 | #include "hw/char/pl011.h" | ||
26 | |||
27 | -- | ||
28 | 2.20.1 | ||
29 | |||
30 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Move misplaced comment. | ||
4 | |||
5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
6 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
7 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
8 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
9 | Message-id: 20200427181649.26851-3-edgar.iglesias@gmail.com | ||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | --- | ||
12 | hw/arm/xlnx-versal.c | 2 +- | ||
13 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
14 | |||
15 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
16 | index XXXXXXX..XXXXXXX 100644 | ||
17 | --- a/hw/arm/xlnx-versal.c | ||
18 | +++ b/hw/arm/xlnx-versal.c | ||
19 | @@ -XXX,XX +XXX,XX @@ static void versal_create_apu_cpus(Versal *s) | ||
20 | |||
21 | obj = object_new(XLNX_VERSAL_ACPU_TYPE); | ||
22 | if (!obj) { | ||
23 | - /* Secondary CPUs start in PSCI powered-down state */ | ||
24 | error_report("Unable to create apu.cpu[%d] of type %s", | ||
25 | i, XLNX_VERSAL_ACPU_TYPE); | ||
26 | exit(EXIT_FAILURE); | ||
27 | @@ -XXX,XX +XXX,XX @@ static void versal_create_apu_cpus(Versal *s) | ||
28 | object_property_set_int(obj, s->cfg.psci_conduit, | ||
29 | "psci-conduit", &error_abort); | ||
30 | if (i) { | ||
31 | + /* Secondary CPUs start in PSCI powered-down state */ | ||
32 | object_property_set_bool(obj, true, | ||
33 | "start-powered-off", &error_abort); | ||
34 | } | ||
35 | -- | ||
36 | 2.20.1 | ||
37 | |||
38 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Fix typo xlnx-ve -> xlnx-versal. | ||
4 | |||
5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
6 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
7 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
8 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
9 | Message-id: 20200427181649.26851-4-edgar.iglesias@gmail.com | ||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | --- | ||
12 | hw/arm/xlnx-versal-virt.c | 2 +- | ||
13 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
14 | |||
15 | diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c | ||
16 | index XXXXXXX..XXXXXXX 100644 | ||
17 | --- a/hw/arm/xlnx-versal-virt.c | ||
18 | +++ b/hw/arm/xlnx-versal-virt.c | ||
19 | @@ -XXX,XX +XXX,XX @@ static void versal_virt_init(MachineState *machine) | ||
20 | psci_conduit = QEMU_PSCI_CONDUIT_SMC; | ||
21 | } | ||
22 | |||
23 | - sysbus_init_child_obj(OBJECT(machine), "xlnx-ve", &s->soc, | ||
24 | + sysbus_init_child_obj(OBJECT(machine), "xlnx-versal", &s->soc, | ||
25 | sizeof(s->soc), TYPE_XLNX_VERSAL); | ||
26 | object_property_set_link(OBJECT(&s->soc), OBJECT(machine->ram), | ||
27 | "ddr", &error_abort); | ||
28 | -- | ||
29 | 2.20.1 | ||
30 | |||
31 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Embed the UARTs into the SoC type. | ||
4 | |||
5 | Suggested-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
8 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
9 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
10 | Message-id: 20200427181649.26851-5-edgar.iglesias@gmail.com | ||
11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
12 | --- | ||
13 | include/hw/arm/xlnx-versal.h | 3 ++- | ||
14 | hw/arm/xlnx-versal.c | 12 ++++++------ | ||
15 | 2 files changed, 8 insertions(+), 7 deletions(-) | ||
16 | |||
17 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h | ||
18 | index XXXXXXX..XXXXXXX 100644 | ||
19 | --- a/include/hw/arm/xlnx-versal.h | ||
20 | +++ b/include/hw/arm/xlnx-versal.h | ||
21 | @@ -XXX,XX +XXX,XX @@ | ||
22 | #include "hw/sysbus.h" | ||
23 | #include "hw/arm/boot.h" | ||
24 | #include "hw/intc/arm_gicv3.h" | ||
25 | +#include "hw/char/pl011.h" | ||
26 | |||
27 | #define TYPE_XLNX_VERSAL "xlnx-versal" | ||
28 | #define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL) | ||
29 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
30 | MemoryRegion mr_ocm; | ||
31 | |||
32 | struct { | ||
33 | - SysBusDevice *uart[XLNX_VERSAL_NR_UARTS]; | ||
34 | + PL011State uart[XLNX_VERSAL_NR_UARTS]; | ||
35 | SysBusDevice *gem[XLNX_VERSAL_NR_GEMS]; | ||
36 | SysBusDevice *adma[XLNX_VERSAL_NR_ADMAS]; | ||
37 | } iou; | ||
38 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
39 | index XXXXXXX..XXXXXXX 100644 | ||
40 | --- a/hw/arm/xlnx-versal.c | ||
41 | +++ b/hw/arm/xlnx-versal.c | ||
42 | @@ -XXX,XX +XXX,XX @@ | ||
43 | #include "kvm_arm.h" | ||
44 | #include "hw/misc/unimp.h" | ||
45 | #include "hw/arm/xlnx-versal.h" | ||
46 | -#include "hw/char/pl011.h" | ||
47 | |||
48 | #define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72") | ||
49 | #define GEM_REVISION 0x40070106 | ||
50 | @@ -XXX,XX +XXX,XX @@ static void versal_create_uarts(Versal *s, qemu_irq *pic) | ||
51 | DeviceState *dev; | ||
52 | MemoryRegion *mr; | ||
53 | |||
54 | - dev = qdev_create(NULL, TYPE_PL011); | ||
55 | - s->lpd.iou.uart[i] = SYS_BUS_DEVICE(dev); | ||
56 | + sysbus_init_child_obj(OBJECT(s), name, | ||
57 | + &s->lpd.iou.uart[i], sizeof(s->lpd.iou.uart[i]), | ||
58 | + TYPE_PL011); | ||
59 | + dev = DEVICE(&s->lpd.iou.uart[i]); | ||
60 | qdev_prop_set_chr(dev, "chardev", serial_hd(i)); | ||
61 | - object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
62 | qdev_init_nofail(dev); | ||
63 | |||
64 | - mr = sysbus_mmio_get_region(s->lpd.iou.uart[i], 0); | ||
65 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); | ||
66 | memory_region_add_subregion(&s->mr_ps, addrs[i], mr); | ||
67 | |||
68 | - sysbus_connect_irq(s->lpd.iou.uart[i], 0, pic[irqs[i]]); | ||
69 | + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irqs[i]]); | ||
70 | g_free(name); | ||
71 | } | ||
72 | } | ||
73 | -- | ||
74 | 2.20.1 | ||
75 | |||
76 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Embed the GEMs into the SoC type. | ||
4 | |||
5 | Suggested-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
8 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
9 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
10 | Message-id: 20200427181649.26851-6-edgar.iglesias@gmail.com | ||
11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
12 | --- | ||
13 | include/hw/arm/xlnx-versal.h | 3 ++- | ||
14 | hw/arm/xlnx-versal.c | 15 ++++++++------- | ||
15 | 2 files changed, 10 insertions(+), 8 deletions(-) | ||
16 | |||
17 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h | ||
18 | index XXXXXXX..XXXXXXX 100644 | ||
19 | --- a/include/hw/arm/xlnx-versal.h | ||
20 | +++ b/include/hw/arm/xlnx-versal.h | ||
21 | @@ -XXX,XX +XXX,XX @@ | ||
22 | #include "hw/arm/boot.h" | ||
23 | #include "hw/intc/arm_gicv3.h" | ||
24 | #include "hw/char/pl011.h" | ||
25 | +#include "hw/net/cadence_gem.h" | ||
26 | |||
27 | #define TYPE_XLNX_VERSAL "xlnx-versal" | ||
28 | #define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL) | ||
29 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
30 | |||
31 | struct { | ||
32 | PL011State uart[XLNX_VERSAL_NR_UARTS]; | ||
33 | - SysBusDevice *gem[XLNX_VERSAL_NR_GEMS]; | ||
34 | + CadenceGEMState gem[XLNX_VERSAL_NR_GEMS]; | ||
35 | SysBusDevice *adma[XLNX_VERSAL_NR_ADMAS]; | ||
36 | } iou; | ||
37 | } lpd; | ||
38 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
39 | index XXXXXXX..XXXXXXX 100644 | ||
40 | --- a/hw/arm/xlnx-versal.c | ||
41 | +++ b/hw/arm/xlnx-versal.c | ||
42 | @@ -XXX,XX +XXX,XX @@ static void versal_create_gems(Versal *s, qemu_irq *pic) | ||
43 | DeviceState *dev; | ||
44 | MemoryRegion *mr; | ||
45 | |||
46 | - dev = qdev_create(NULL, "cadence_gem"); | ||
47 | - s->lpd.iou.gem[i] = SYS_BUS_DEVICE(dev); | ||
48 | - object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
49 | + sysbus_init_child_obj(OBJECT(s), name, | ||
50 | + &s->lpd.iou.gem[i], sizeof(s->lpd.iou.gem[i]), | ||
51 | + TYPE_CADENCE_GEM); | ||
52 | + dev = DEVICE(&s->lpd.iou.gem[i]); | ||
53 | if (nd->used) { | ||
54 | qemu_check_nic_model(nd, "cadence_gem"); | ||
55 | qdev_set_nic_properties(dev, nd); | ||
56 | } | ||
57 | - object_property_set_int(OBJECT(s->lpd.iou.gem[i]), | ||
58 | + object_property_set_int(OBJECT(dev), | ||
59 | 2, "num-priority-queues", | ||
60 | &error_abort); | ||
61 | - object_property_set_link(OBJECT(s->lpd.iou.gem[i]), | ||
62 | + object_property_set_link(OBJECT(dev), | ||
63 | OBJECT(&s->mr_ps), "dma", | ||
64 | &error_abort); | ||
65 | qdev_init_nofail(dev); | ||
66 | |||
67 | - mr = sysbus_mmio_get_region(s->lpd.iou.gem[i], 0); | ||
68 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); | ||
69 | memory_region_add_subregion(&s->mr_ps, addrs[i], mr); | ||
70 | |||
71 | - sysbus_connect_irq(s->lpd.iou.gem[i], 0, pic[irqs[i]]); | ||
72 | + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[irqs[i]]); | ||
73 | g_free(name); | ||
74 | } | ||
75 | } | ||
76 | -- | ||
77 | 2.20.1 | ||
78 | |||
79 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | ||
1 | 2 | ||
3 | Embed the ADMAs into the SoC type. | ||
4 | |||
5 | Suggested-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | ||
7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | ||
8 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
9 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
10 | Message-id: 20200427181649.26851-7-edgar.iglesias@gmail.com | ||
11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
12 | --- | ||
13 | include/hw/arm/xlnx-versal.h | 3 ++- | ||
14 | hw/arm/xlnx-versal.c | 14 +++++++------- | ||
15 | 2 files changed, 9 insertions(+), 8 deletions(-) | ||
16 | |||
17 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h | ||
18 | index XXXXXXX..XXXXXXX 100644 | ||
19 | --- a/include/hw/arm/xlnx-versal.h | ||
20 | +++ b/include/hw/arm/xlnx-versal.h | ||
21 | @@ -XXX,XX +XXX,XX @@ | ||
22 | #include "hw/arm/boot.h" | ||
23 | #include "hw/intc/arm_gicv3.h" | ||
24 | #include "hw/char/pl011.h" | ||
25 | +#include "hw/dma/xlnx-zdma.h" | ||
26 | #include "hw/net/cadence_gem.h" | ||
27 | |||
28 | #define TYPE_XLNX_VERSAL "xlnx-versal" | ||
29 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
30 | struct { | ||
31 | PL011State uart[XLNX_VERSAL_NR_UARTS]; | ||
32 | CadenceGEMState gem[XLNX_VERSAL_NR_GEMS]; | ||
33 | - SysBusDevice *adma[XLNX_VERSAL_NR_ADMAS]; | ||
34 | + XlnxZDMA adma[XLNX_VERSAL_NR_ADMAS]; | ||
35 | } iou; | ||
36 | } lpd; | ||
37 | |||
38 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
39 | index XXXXXXX..XXXXXXX 100644 | ||
40 | --- a/hw/arm/xlnx-versal.c | ||
41 | +++ b/hw/arm/xlnx-versal.c | ||
42 | @@ -XXX,XX +XXX,XX @@ static void versal_create_admas(Versal *s, qemu_irq *pic) | ||
43 | DeviceState *dev; | ||
44 | MemoryRegion *mr; | ||
45 | |||
46 | - dev = qdev_create(NULL, "xlnx.zdma"); | ||
47 | - s->lpd.iou.adma[i] = SYS_BUS_DEVICE(dev); | ||
48 | - object_property_set_int(OBJECT(s->lpd.iou.adma[i]), 128, "bus-width", | ||
49 | - &error_abort); | ||
50 | - object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
51 | + sysbus_init_child_obj(OBJECT(s), name, | ||
52 | + &s->lpd.iou.adma[i], sizeof(s->lpd.iou.adma[i]), | ||
53 | + TYPE_XLNX_ZDMA); | ||
54 | + dev = DEVICE(&s->lpd.iou.adma[i]); | ||
55 | + object_property_set_int(OBJECT(dev), 128, "bus-width", &error_abort); | ||
56 | qdev_init_nofail(dev); | ||
57 | |||
58 | - mr = sysbus_mmio_get_region(s->lpd.iou.adma[i], 0); | ||
59 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); | ||
60 | memory_region_add_subregion(&s->mr_ps, | ||
61 | MM_ADMA_CH0 + i * MM_ADMA_CH0_SIZE, mr); | ||
62 | |||
63 | - sysbus_connect_irq(s->lpd.iou.adma[i], 0, pic[VERSAL_ADMA_IRQ_0 + i]); | ||
64 | + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[VERSAL_ADMA_IRQ_0 + i]); | ||
65 | g_free(name); | ||
66 | } | ||
67 | } | ||
68 | -- | ||
69 | 2.20.1 | ||
70 | |||
71 | diff view generated by jsdifflib |
1 | From: Julia Suvorova via Qemu-devel <qemu-devel@nongnu.org> | 1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> |
---|---|---|---|
2 | 2 | ||
3 | Wire up nRF51 UART in the corresponding SoC. | 3 | Embed the APUs into the SoC type. |
4 | 4 | ||
5 | Signed-off-by: Julia Suvorova <jusual@mail.ru> | 5 | Suggested-by: Peter Maydell <peter.maydell@linaro.org> |
6 | Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> | 6 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> |
7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> | 7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> |
8 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | 8 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> |
9 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
10 | Message-id: 20200427181649.26851-8-edgar.iglesias@gmail.com | ||
9 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | 11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
10 | --- | 12 | --- |
11 | include/hw/arm/nrf51_soc.h | 3 +++ | 13 | include/hw/arm/xlnx-versal.h | 2 +- |
12 | hw/arm/microbit.c | 2 ++ | 14 | hw/arm/xlnx-versal-virt.c | 4 ++-- |
13 | hw/arm/nrf51_soc.c | 20 ++++++++++++++++++++ | 15 | hw/arm/xlnx-versal.c | 19 +++++-------------- |
14 | 3 files changed, 25 insertions(+) | 16 | 3 files changed, 8 insertions(+), 17 deletions(-) |
15 | 17 | ||
16 | diff --git a/include/hw/arm/nrf51_soc.h b/include/hw/arm/nrf51_soc.h | 18 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h |
17 | index XXXXXXX..XXXXXXX 100644 | 19 | index XXXXXXX..XXXXXXX 100644 |
18 | --- a/include/hw/arm/nrf51_soc.h | 20 | --- a/include/hw/arm/xlnx-versal.h |
19 | +++ b/include/hw/arm/nrf51_soc.h | 21 | +++ b/include/hw/arm/xlnx-versal.h |
20 | @@ -XXX,XX +XXX,XX @@ | 22 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { |
21 | 23 | struct { | |
22 | #include "hw/sysbus.h" | 24 | struct { |
23 | #include "hw/arm/armv7m.h" | 25 | MemoryRegion mr; |
24 | +#include "hw/char/nrf51_uart.h" | 26 | - ARMCPU *cpu[XLNX_VERSAL_NR_ACPUS]; |
25 | 27 | + ARMCPU cpu[XLNX_VERSAL_NR_ACPUS]; | |
26 | #define TYPE_NRF51_SOC "nrf51-soc" | 28 | GICv3State gic; |
27 | #define NRF51_SOC(obj) \ | 29 | } apu; |
28 | @@ -XXX,XX +XXX,XX @@ typedef struct NRF51State { | 30 | } fpd; |
29 | /*< public >*/ | 31 | diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c |
30 | ARMv7MState cpu; | ||
31 | |||
32 | + NRF51UARTState uart; | ||
33 | + | ||
34 | MemoryRegion iomem; | ||
35 | MemoryRegion sram; | ||
36 | MemoryRegion flash; | ||
37 | diff --git a/hw/arm/microbit.c b/hw/arm/microbit.c | ||
38 | index XXXXXXX..XXXXXXX 100644 | 32 | index XXXXXXX..XXXXXXX 100644 |
39 | --- a/hw/arm/microbit.c | 33 | --- a/hw/arm/xlnx-versal-virt.c |
40 | +++ b/hw/arm/microbit.c | 34 | +++ b/hw/arm/xlnx-versal-virt.c |
41 | @@ -XXX,XX +XXX,XX @@ | 35 | @@ -XXX,XX +XXX,XX @@ static void versal_virt_init(MachineState *machine) |
42 | #include "qapi/error.h" | 36 | s->binfo.get_dtb = versal_virt_get_dtb; |
43 | #include "hw/boards.h" | 37 | s->binfo.modify_dtb = versal_virt_modify_dtb; |
44 | #include "hw/arm/arm.h" | 38 | if (machine->kernel_filename) { |
45 | +#include "sysemu/sysemu.h" | 39 | - arm_load_kernel(s->soc.fpd.apu.cpu[0], machine, &s->binfo); |
46 | #include "exec/address-spaces.h" | 40 | + arm_load_kernel(&s->soc.fpd.apu.cpu[0], machine, &s->binfo); |
47 | 41 | } else { | |
48 | #include "hw/arm/nrf51_soc.h" | 42 | - AddressSpace *as = arm_boot_address_space(s->soc.fpd.apu.cpu[0], |
49 | @@ -XXX,XX +XXX,XX @@ static void microbit_init(MachineState *machine) | 43 | + AddressSpace *as = arm_boot_address_space(&s->soc.fpd.apu.cpu[0], |
50 | 44 | &s->binfo); | |
51 | sysbus_init_child_obj(OBJECT(machine), "nrf51", soc, sizeof(s->nrf51), | 45 | /* Some boot-loaders (e.g u-boot) don't like blobs at address 0 (NULL). |
52 | TYPE_NRF51_SOC); | 46 | * Offset things by 4K. */ |
53 | + qdev_prop_set_chr(DEVICE(&s->nrf51), "serial0", serial_hd(0)); | 47 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c |
54 | object_property_set_link(soc, OBJECT(system_memory), "memory", | ||
55 | &error_fatal); | ||
56 | object_property_set_bool(soc, true, "realized", &error_fatal); | ||
57 | diff --git a/hw/arm/nrf51_soc.c b/hw/arm/nrf51_soc.c | ||
58 | index XXXXXXX..XXXXXXX 100644 | 48 | index XXXXXXX..XXXXXXX 100644 |
59 | --- a/hw/arm/nrf51_soc.c | 49 | --- a/hw/arm/xlnx-versal.c |
60 | +++ b/hw/arm/nrf51_soc.c | 50 | +++ b/hw/arm/xlnx-versal.c |
61 | @@ -XXX,XX +XXX,XX @@ | 51 | @@ -XXX,XX +XXX,XX @@ static void versal_create_apu_cpus(Versal *s) |
62 | #define NRF51822_FLASH_SIZE (256 * 1024) | 52 | |
63 | #define NRF51822_SRAM_SIZE (16 * 1024) | 53 | for (i = 0; i < ARRAY_SIZE(s->fpd.apu.cpu); i++) { |
64 | 54 | Object *obj; | |
65 | +#define BASE_TO_IRQ(base) ((base >> 12) & 0x1F) | 55 | - char *name; |
66 | + | 56 | - |
67 | static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) | 57 | - obj = object_new(XLNX_VERSAL_ACPU_TYPE); |
68 | { | 58 | - if (!obj) { |
69 | NRF51State *s = NRF51_SOC(dev_soc); | 59 | - error_report("Unable to create apu.cpu[%d] of type %s", |
70 | + MemoryRegion *mr; | 60 | - i, XLNX_VERSAL_ACPU_TYPE); |
71 | Error *err = NULL; | 61 | - exit(EXIT_FAILURE); |
72 | 62 | - } | |
73 | if (!s->board_memory) { | 63 | - |
74 | @@ -XXX,XX +XXX,XX @@ static void nrf51_soc_realize(DeviceState *dev_soc, Error **errp) | 64 | - name = g_strdup_printf("apu-cpu[%d]", i); |
65 | - object_property_add_child(OBJECT(s), name, obj, &error_fatal); | ||
66 | - g_free(name); | ||
67 | |||
68 | + object_initialize_child(OBJECT(s), "apu-cpu[*]", | ||
69 | + &s->fpd.apu.cpu[i], sizeof(s->fpd.apu.cpu[i]), | ||
70 | + XLNX_VERSAL_ACPU_TYPE, &error_abort, NULL); | ||
71 | + obj = OBJECT(&s->fpd.apu.cpu[i]); | ||
72 | object_property_set_int(obj, s->cfg.psci_conduit, | ||
73 | "psci-conduit", &error_abort); | ||
74 | if (i) { | ||
75 | @@ -XXX,XX +XXX,XX @@ static void versal_create_apu_cpus(Versal *s) | ||
76 | object_property_set_link(obj, OBJECT(&s->fpd.apu.mr), "memory", | ||
77 | &error_abort); | ||
78 | object_property_set_bool(obj, true, "realized", &error_fatal); | ||
79 | - s->fpd.apu.cpu[i] = ARM_CPU(obj); | ||
75 | } | 80 | } |
76 | memory_region_add_subregion(&s->container, SRAM_BASE, &s->sram); | ||
77 | |||
78 | + /* UART */ | ||
79 | + object_property_set_bool(OBJECT(&s->uart), true, "realized", &err); | ||
80 | + if (err) { | ||
81 | + error_propagate(errp, err); | ||
82 | + return; | ||
83 | + } | ||
84 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->uart), 0); | ||
85 | + memory_region_add_subregion_overlap(&s->container, UART_BASE, mr, 0); | ||
86 | + sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart), 0, | ||
87 | + qdev_get_gpio_in(DEVICE(&s->cpu), | ||
88 | + BASE_TO_IRQ(UART_BASE))); | ||
89 | + | ||
90 | create_unimplemented_device("nrf51_soc.io", IOMEM_BASE, IOMEM_SIZE); | ||
91 | create_unimplemented_device("nrf51_soc.ficr", FICR_BASE, FICR_SIZE); | ||
92 | create_unimplemented_device("nrf51_soc.private", | ||
93 | @@ -XXX,XX +XXX,XX @@ static void nrf51_soc_init(Object *obj) | ||
94 | qdev_prop_set_string(DEVICE(&s->cpu), "cpu-type", | ||
95 | ARM_CPU_TYPE_NAME("cortex-m0")); | ||
96 | qdev_prop_set_uint32(DEVICE(&s->cpu), "num-irq", 32); | ||
97 | + | ||
98 | + sysbus_init_child_obj(obj, "uart", &s->uart, sizeof(s->uart), | ||
99 | + TYPE_NRF51_UART); | ||
100 | + object_property_add_alias(obj, "serial0", OBJECT(&s->uart), "chardev", | ||
101 | + &error_abort); | ||
102 | } | 81 | } |
103 | 82 | ||
104 | static Property nrf51_soc_properties[] = { | 83 | @@ -XXX,XX +XXX,XX @@ static void versal_create_apu_gic(Versal *s, qemu_irq *pic) |
84 | } | ||
85 | |||
86 | for (i = 0; i < nr_apu_cpus; i++) { | ||
87 | - DeviceState *cpudev = DEVICE(s->fpd.apu.cpu[i]); | ||
88 | + DeviceState *cpudev = DEVICE(&s->fpd.apu.cpu[i]); | ||
89 | int ppibase = XLNX_VERSAL_NR_IRQS + i * GIC_INTERNAL + GIC_NR_SGIS; | ||
90 | qemu_irq maint_irq; | ||
91 | int ti; | ||
105 | -- | 92 | -- |
106 | 2.19.1 | 93 | 2.20.1 |
107 | 94 | ||
108 | 95 | diff view generated by jsdifflib |
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | 1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> |
---|---|---|---|
2 | 2 | ||
3 | Add a model of Xilinx Versal SoC. | 3 | Add support for SD. |
4 | 4 | ||
5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | 5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> |
6 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | 6 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> |
7 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
8 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
9 | Message-id: 20200427181649.26851-9-edgar.iglesias@gmail.com | ||
7 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | 10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
8 | --- | 11 | --- |
9 | hw/arm/Makefile.objs | 1 + | 12 | include/hw/arm/xlnx-versal.h | 12 ++++++++++++ |
10 | include/hw/arm/xlnx-versal.h | 122 +++++++++++ | 13 | hw/arm/xlnx-versal.c | 31 +++++++++++++++++++++++++++++++ |
11 | hw/arm/xlnx-versal.c | 323 ++++++++++++++++++++++++++++ | 14 | 2 files changed, 43 insertions(+) |
12 | default-configs/aarch64-softmmu.mak | 1 + | ||
13 | 4 files changed, 447 insertions(+) | ||
14 | create mode 100644 include/hw/arm/xlnx-versal.h | ||
15 | create mode 100644 hw/arm/xlnx-versal.c | ||
16 | 15 | ||
17 | diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs | 16 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h |
18 | index XXXXXXX..XXXXXXX 100644 | 17 | index XXXXXXX..XXXXXXX 100644 |
19 | --- a/hw/arm/Makefile.objs | 18 | --- a/include/hw/arm/xlnx-versal.h |
20 | +++ b/hw/arm/Makefile.objs | ||
21 | @@ -XXX,XX +XXX,XX @@ obj-$(CONFIG_ALLWINNER_A10) += allwinner-a10.o cubieboard.o | ||
22 | obj-$(CONFIG_RASPI) += bcm2835_peripherals.o bcm2836.o raspi.o | ||
23 | obj-$(CONFIG_STM32F205_SOC) += stm32f205_soc.o | ||
24 | obj-$(CONFIG_XLNX_ZYNQMP_ARM) += xlnx-zynqmp.o xlnx-zcu102.o | ||
25 | +obj-$(CONFIG_XLNX_VERSAL) += xlnx-versal.o | ||
26 | obj-$(CONFIG_FSL_IMX25) += fsl-imx25.o imx25_pdk.o | ||
27 | obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o | ||
28 | obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o sabrelite.o | ||
29 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h | ||
30 | new file mode 100644 | ||
31 | index XXXXXXX..XXXXXXX | ||
32 | --- /dev/null | ||
33 | +++ b/include/hw/arm/xlnx-versal.h | 19 | +++ b/include/hw/arm/xlnx-versal.h |
34 | @@ -XXX,XX +XXX,XX @@ | 20 | @@ -XXX,XX +XXX,XX @@ |
35 | +/* | 21 | |
36 | + * Model of the Xilinx Versal | 22 | #include "hw/sysbus.h" |
37 | + * | 23 | #include "hw/arm/boot.h" |
38 | + * Copyright (c) 2018 Xilinx Inc. | 24 | +#include "hw/sd/sdhci.h" |
39 | + * Written by Edgar E. Iglesias | 25 | #include "hw/intc/arm_gicv3.h" |
40 | + * | 26 | #include "hw/char/pl011.h" |
41 | + * This program is free software; you can redistribute it and/or modify | 27 | #include "hw/dma/xlnx-zdma.h" |
42 | + * it under the terms of the GNU General Public License version 2 or | 28 | @@ -XXX,XX +XXX,XX @@ |
43 | + * (at your option) any later version. | 29 | #define XLNX_VERSAL_NR_UARTS 2 |
44 | + */ | 30 | #define XLNX_VERSAL_NR_GEMS 2 |
45 | + | 31 | #define XLNX_VERSAL_NR_ADMAS 8 |
46 | +#ifndef XLNX_VERSAL_H | 32 | +#define XLNX_VERSAL_NR_SDS 2 |
47 | +#define XLNX_VERSAL_H | 33 | #define XLNX_VERSAL_NR_IRQS 192 |
48 | + | 34 | |
49 | +#include "hw/sysbus.h" | 35 | typedef struct Versal { |
50 | +#include "hw/arm/arm.h" | 36 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { |
51 | +#include "hw/intc/arm_gicv3.h" | 37 | } iou; |
52 | + | 38 | } lpd; |
53 | +#define TYPE_XLNX_VERSAL "xlnx-versal" | 39 | |
54 | +#define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL) | 40 | + /* The Platform Management Controller subsystem. */ |
55 | + | ||
56 | +#define XLNX_VERSAL_NR_ACPUS 2 | ||
57 | +#define XLNX_VERSAL_NR_UARTS 2 | ||
58 | +#define XLNX_VERSAL_NR_GEMS 2 | ||
59 | +#define XLNX_VERSAL_NR_IRQS 256 | ||
60 | + | ||
61 | +typedef struct Versal { | ||
62 | + /*< private >*/ | ||
63 | + SysBusDevice parent_obj; | ||
64 | + | ||
65 | + /*< public >*/ | ||
66 | + struct { | 41 | + struct { |
67 | + struct { | 42 | + struct { |
68 | + MemoryRegion mr; | 43 | + SDHCIState sd[XLNX_VERSAL_NR_SDS]; |
69 | + ARMCPU *cpu[XLNX_VERSAL_NR_ACPUS]; | 44 | + } iou; |
70 | + GICv3State gic; | 45 | + } pmc; |
71 | + } apu; | ||
72 | + } fpd; | ||
73 | + | 46 | + |
74 | + MemoryRegion mr_ps; | 47 | struct { |
75 | + | 48 | MemoryRegion *mr_ddr; |
76 | + struct { | 49 | uint32_t psci_conduit; |
77 | + /* 4 ranges to access DDR. */ | 50 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { |
78 | + MemoryRegion mr_ddr_ranges[4]; | 51 | #define VERSAL_GEM1_IRQ_0 58 |
79 | + } noc; | 52 | #define VERSAL_GEM1_WAKE_IRQ_0 59 |
80 | + | 53 | #define VERSAL_ADMA_IRQ_0 60 |
81 | + struct { | 54 | +#define VERSAL_SD0_IRQ_0 126 |
82 | + MemoryRegion mr_ocm; | 55 | |
83 | + | 56 | /* Architecturally reserved IRQs suitable for virtualization. */ |
84 | + struct { | 57 | #define VERSAL_RSVD_IRQ_FIRST 111 |
85 | + SysBusDevice *uart[XLNX_VERSAL_NR_UARTS]; | 58 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { |
86 | + SysBusDevice *gem[XLNX_VERSAL_NR_GEMS]; | 59 | #define MM_FPD_CRF 0xfd1a0000U |
87 | + } iou; | 60 | #define MM_FPD_CRF_SIZE 0x140000 |
88 | + } lpd; | 61 | |
89 | + | 62 | +#define MM_PMC_SD0 0xf1040000U |
90 | + struct { | 63 | +#define MM_PMC_SD0_SIZE 0x10000 |
91 | + MemoryRegion *mr_ddr; | 64 | #define MM_PMC_CRP 0xf1260000U |
92 | + uint32_t psci_conduit; | 65 | #define MM_PMC_CRP_SIZE 0x10000 |
93 | + } cfg; | 66 | #endif |
94 | +} Versal; | ||
95 | + | ||
96 | +/* Memory-map and IRQ definitions. Copied a subset from | ||
97 | + * auto-generated files. */ | ||
98 | + | ||
99 | +#define VERSAL_GIC_MAINT_IRQ 9 | ||
100 | +#define VERSAL_TIMER_VIRT_IRQ 11 | ||
101 | +#define VERSAL_TIMER_S_EL1_IRQ 13 | ||
102 | +#define VERSAL_TIMER_NS_EL1_IRQ 14 | ||
103 | +#define VERSAL_TIMER_NS_EL2_IRQ 10 | ||
104 | + | ||
105 | +#define VERSAL_UART0_IRQ_0 18 | ||
106 | +#define VERSAL_UART1_IRQ_0 19 | ||
107 | +#define VERSAL_GEM0_IRQ_0 56 | ||
108 | +#define VERSAL_GEM0_WAKE_IRQ_0 57 | ||
109 | +#define VERSAL_GEM1_IRQ_0 58 | ||
110 | +#define VERSAL_GEM1_WAKE_IRQ_0 59 | ||
111 | + | ||
112 | +/* Architecturally eserved IRQs suitable for virtualization. */ | ||
113 | +#define VERSAL_RSVD_HIGH_IRQ_FIRST 160 | ||
114 | +#define VERSAL_RSVD_HIGH_IRQ_LAST 255 | ||
115 | + | ||
116 | +#define MM_TOP_RSVD 0xa0000000U | ||
117 | +#define MM_TOP_RSVD_SIZE 0x4000000 | ||
118 | +#define MM_GIC_APU_DIST_MAIN 0xf9000000U | ||
119 | +#define MM_GIC_APU_DIST_MAIN_SIZE 0x10000 | ||
120 | +#define MM_GIC_APU_REDIST_0 0xf9080000U | ||
121 | +#define MM_GIC_APU_REDIST_0_SIZE 0x80000 | ||
122 | + | ||
123 | +#define MM_UART0 0xff000000U | ||
124 | +#define MM_UART0_SIZE 0x10000 | ||
125 | +#define MM_UART1 0xff010000U | ||
126 | +#define MM_UART1_SIZE 0x10000 | ||
127 | + | ||
128 | +#define MM_GEM0 0xff0c0000U | ||
129 | +#define MM_GEM0_SIZE 0x10000 | ||
130 | +#define MM_GEM1 0xff0d0000U | ||
131 | +#define MM_GEM1_SIZE 0x10000 | ||
132 | + | ||
133 | +#define MM_OCM 0xfffc0000U | ||
134 | +#define MM_OCM_SIZE 0x40000 | ||
135 | + | ||
136 | +#define MM_TOP_DDR 0x0 | ||
137 | +#define MM_TOP_DDR_SIZE 0x80000000U | ||
138 | +#define MM_TOP_DDR_2 0x800000000ULL | ||
139 | +#define MM_TOP_DDR_2_SIZE 0x800000000ULL | ||
140 | +#define MM_TOP_DDR_3 0xc000000000ULL | ||
141 | +#define MM_TOP_DDR_3_SIZE 0x4000000000ULL | ||
142 | +#define MM_TOP_DDR_4 0x10000000000ULL | ||
143 | +#define MM_TOP_DDR_4_SIZE 0xb780000000ULL | ||
144 | + | ||
145 | +#define MM_PSM_START 0xffc80000U | ||
146 | +#define MM_PSM_END 0xffcf0000U | ||
147 | + | ||
148 | +#define MM_CRL 0xff5e0000U | ||
149 | +#define MM_CRL_SIZE 0x300000 | ||
150 | +#define MM_IOU_SCNTR 0xff130000U | ||
151 | +#define MM_IOU_SCNTR_SIZE 0x10000 | ||
152 | +#define MM_IOU_SCNTRS 0xff140000U | ||
153 | +#define MM_IOU_SCNTRS_SIZE 0x10000 | ||
154 | +#define MM_FPD_CRF 0xfd1a0000U | ||
155 | +#define MM_FPD_CRF_SIZE 0x140000 | ||
156 | +#endif | ||
157 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | 67 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c |
158 | new file mode 100644 | 68 | index XXXXXXX..XXXXXXX 100644 |
159 | index XXXXXXX..XXXXXXX | 69 | --- a/hw/arm/xlnx-versal.c |
160 | --- /dev/null | ||
161 | +++ b/hw/arm/xlnx-versal.c | 70 | +++ b/hw/arm/xlnx-versal.c |
162 | @@ -XXX,XX +XXX,XX @@ | 71 | @@ -XXX,XX +XXX,XX @@ static void versal_create_admas(Versal *s, qemu_irq *pic) |
163 | +/* | 72 | } |
164 | + * Xilinx Versal SoC model. | 73 | } |
165 | + * | 74 | |
166 | + * Copyright (c) 2018 Xilinx Inc. | 75 | +#define SDHCI_CAPABILITIES 0x280737ec6481 /* Same as on ZynqMP. */ |
167 | + * Written by Edgar E. Iglesias | 76 | +static void versal_create_sds(Versal *s, qemu_irq *pic) |
168 | + * | ||
169 | + * This program is free software; you can redistribute it and/or modify | ||
170 | + * it under the terms of the GNU General Public License version 2 or | ||
171 | + * (at your option) any later version. | ||
172 | + */ | ||
173 | + | ||
174 | +#include "qemu/osdep.h" | ||
175 | +#include "qapi/error.h" | ||
176 | +#include "qemu-common.h" | ||
177 | +#include "qemu/log.h" | ||
178 | +#include "hw/sysbus.h" | ||
179 | +#include "net/net.h" | ||
180 | +#include "sysemu/sysemu.h" | ||
181 | +#include "sysemu/kvm.h" | ||
182 | +#include "hw/arm/arm.h" | ||
183 | +#include "kvm_arm.h" | ||
184 | +#include "hw/misc/unimp.h" | ||
185 | +#include "hw/intc/arm_gicv3_common.h" | ||
186 | +#include "hw/arm/xlnx-versal.h" | ||
187 | + | ||
188 | +#define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72") | ||
189 | +#define GEM_REVISION 0x40070106 | ||
190 | + | ||
191 | +static void versal_create_apu_cpus(Versal *s) | ||
192 | +{ | 77 | +{ |
193 | + int i; | 78 | + int i; |
194 | + | 79 | + |
195 | + for (i = 0; i < ARRAY_SIZE(s->fpd.apu.cpu); i++) { | 80 | + for (i = 0; i < ARRAY_SIZE(s->pmc.iou.sd); i++) { |
196 | + Object *obj; | 81 | + DeviceState *dev; |
197 | + char *name; | 82 | + MemoryRegion *mr; |
198 | + | 83 | + |
199 | + obj = object_new(XLNX_VERSAL_ACPU_TYPE); | 84 | + sysbus_init_child_obj(OBJECT(s), "sd[*]", |
200 | + if (!obj) { | 85 | + &s->pmc.iou.sd[i], sizeof(s->pmc.iou.sd[i]), |
201 | + /* Secondary CPUs start in PSCI powered-down state */ | 86 | + TYPE_SYSBUS_SDHCI); |
202 | + error_report("Unable to create apu.cpu[%d] of type %s", | 87 | + dev = DEVICE(&s->pmc.iou.sd[i]); |
203 | + i, XLNX_VERSAL_ACPU_TYPE); | ||
204 | + exit(EXIT_FAILURE); | ||
205 | + } | ||
206 | + | 88 | + |
207 | + name = g_strdup_printf("apu-cpu[%d]", i); | 89 | + object_property_set_uint(OBJECT(dev), |
208 | + object_property_add_child(OBJECT(s), name, obj, &error_fatal); | 90 | + 3, "sd-spec-version", &error_fatal); |
209 | + g_free(name); | 91 | + object_property_set_uint(OBJECT(dev), SDHCI_CAPABILITIES, "capareg", |
92 | + &error_fatal); | ||
93 | + object_property_set_uint(OBJECT(dev), UHS_I, "uhs", &error_fatal); | ||
94 | + qdev_init_nofail(dev); | ||
210 | + | 95 | + |
211 | + object_property_set_int(obj, s->cfg.psci_conduit, | 96 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); |
212 | + "psci-conduit", &error_abort); | 97 | + memory_region_add_subregion(&s->mr_ps, |
213 | + if (i) { | 98 | + MM_PMC_SD0 + i * MM_PMC_SD0_SIZE, mr); |
214 | + object_property_set_bool(obj, true, | ||
215 | + "start-powered-off", &error_abort); | ||
216 | + } | ||
217 | + | 99 | + |
218 | + object_property_set_int(obj, ARRAY_SIZE(s->fpd.apu.cpu), | 100 | + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, |
219 | + "core-count", &error_abort); | 101 | + pic[VERSAL_SD0_IRQ_0 + i * 2]); |
220 | + object_property_set_link(obj, OBJECT(&s->fpd.apu.mr), "memory", | ||
221 | + &error_abort); | ||
222 | + object_property_set_bool(obj, true, "realized", &error_fatal); | ||
223 | + s->fpd.apu.cpu[i] = ARM_CPU(obj); | ||
224 | + } | 102 | + } |
225 | +} | 103 | +} |
226 | + | 104 | + |
227 | +static void versal_create_apu_gic(Versal *s, qemu_irq *pic) | 105 | /* This takes the board allocated linear DDR memory and creates aliases |
228 | +{ | 106 | * for each split DDR range/aperture on the Versal address map. |
229 | + static const uint64_t addrs[] = { | 107 | */ |
230 | + MM_GIC_APU_DIST_MAIN, | 108 | @@ -XXX,XX +XXX,XX @@ static void versal_realize(DeviceState *dev, Error **errp) |
231 | + MM_GIC_APU_REDIST_0 | 109 | versal_create_uarts(s, pic); |
232 | + }; | 110 | versal_create_gems(s, pic); |
233 | + SysBusDevice *gicbusdev; | 111 | versal_create_admas(s, pic); |
234 | + DeviceState *gicdev; | 112 | + versal_create_sds(s, pic); |
235 | + int nr_apu_cpus = ARRAY_SIZE(s->fpd.apu.cpu); | 113 | versal_map_ddr(s); |
236 | + int i; | 114 | versal_unimp(s); |
237 | + | 115 | |
238 | + sysbus_init_child_obj(OBJECT(s), "apu-gic", | ||
239 | + &s->fpd.apu.gic, sizeof(s->fpd.apu.gic), | ||
240 | + gicv3_class_name()); | ||
241 | + gicbusdev = SYS_BUS_DEVICE(&s->fpd.apu.gic); | ||
242 | + gicdev = DEVICE(&s->fpd.apu.gic); | ||
243 | + qdev_prop_set_uint32(gicdev, "revision", 3); | ||
244 | + qdev_prop_set_uint32(gicdev, "num-cpu", 2); | ||
245 | + qdev_prop_set_uint32(gicdev, "num-irq", XLNX_VERSAL_NR_IRQS + 32); | ||
246 | + qdev_prop_set_uint32(gicdev, "len-redist-region-count", 1); | ||
247 | + qdev_prop_set_uint32(gicdev, "redist-region-count[0]", 2); | ||
248 | + qdev_prop_set_bit(gicdev, "has-security-extensions", true); | ||
249 | + | ||
250 | + object_property_set_bool(OBJECT(&s->fpd.apu.gic), true, "realized", | ||
251 | + &error_fatal); | ||
252 | + | ||
253 | + for (i = 0; i < ARRAY_SIZE(addrs); i++) { | ||
254 | + MemoryRegion *mr; | ||
255 | + | ||
256 | + mr = sysbus_mmio_get_region(gicbusdev, i); | ||
257 | + memory_region_add_subregion(&s->fpd.apu.mr, addrs[i], mr); | ||
258 | + } | ||
259 | + | ||
260 | + for (i = 0; i < nr_apu_cpus; i++) { | ||
261 | + DeviceState *cpudev = DEVICE(s->fpd.apu.cpu[i]); | ||
262 | + int ppibase = XLNX_VERSAL_NR_IRQS + i * GIC_INTERNAL + GIC_NR_SGIS; | ||
263 | + qemu_irq maint_irq; | ||
264 | + int ti; | ||
265 | + /* Mapping from the output timer irq lines from the CPU to the | ||
266 | + * GIC PPI inputs. | ||
267 | + */ | ||
268 | + const int timer_irq[] = { | ||
269 | + [GTIMER_PHYS] = VERSAL_TIMER_NS_EL1_IRQ, | ||
270 | + [GTIMER_VIRT] = VERSAL_TIMER_VIRT_IRQ, | ||
271 | + [GTIMER_HYP] = VERSAL_TIMER_NS_EL2_IRQ, | ||
272 | + [GTIMER_SEC] = VERSAL_TIMER_S_EL1_IRQ, | ||
273 | + }; | ||
274 | + | ||
275 | + for (ti = 0; ti < ARRAY_SIZE(timer_irq); ti++) { | ||
276 | + qdev_connect_gpio_out(cpudev, ti, | ||
277 | + qdev_get_gpio_in(gicdev, | ||
278 | + ppibase + timer_irq[ti])); | ||
279 | + } | ||
280 | + maint_irq = qdev_get_gpio_in(gicdev, | ||
281 | + ppibase + VERSAL_GIC_MAINT_IRQ); | ||
282 | + qdev_connect_gpio_out_named(cpudev, "gicv3-maintenance-interrupt", | ||
283 | + 0, maint_irq); | ||
284 | + sysbus_connect_irq(gicbusdev, i, qdev_get_gpio_in(cpudev, ARM_CPU_IRQ)); | ||
285 | + sysbus_connect_irq(gicbusdev, i + nr_apu_cpus, | ||
286 | + qdev_get_gpio_in(cpudev, ARM_CPU_FIQ)); | ||
287 | + sysbus_connect_irq(gicbusdev, i + 2 * nr_apu_cpus, | ||
288 | + qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ)); | ||
289 | + sysbus_connect_irq(gicbusdev, i + 3 * nr_apu_cpus, | ||
290 | + qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ)); | ||
291 | + } | ||
292 | + | ||
293 | + for (i = 0; i < XLNX_VERSAL_NR_IRQS; i++) { | ||
294 | + pic[i] = qdev_get_gpio_in(gicdev, i); | ||
295 | + } | ||
296 | +} | ||
297 | + | ||
298 | +static void versal_create_uarts(Versal *s, qemu_irq *pic) | ||
299 | +{ | ||
300 | + int i; | ||
301 | + | ||
302 | + for (i = 0; i < ARRAY_SIZE(s->lpd.iou.uart); i++) { | ||
303 | + static const int irqs[] = { VERSAL_UART0_IRQ_0, VERSAL_UART1_IRQ_0}; | ||
304 | + static const uint64_t addrs[] = { MM_UART0, MM_UART1 }; | ||
305 | + char *name = g_strdup_printf("uart%d", i); | ||
306 | + DeviceState *dev; | ||
307 | + MemoryRegion *mr; | ||
308 | + | ||
309 | + dev = qdev_create(NULL, "pl011"); | ||
310 | + s->lpd.iou.uart[i] = SYS_BUS_DEVICE(dev); | ||
311 | + qdev_prop_set_chr(dev, "chardev", serial_hd(i)); | ||
312 | + object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
313 | + qdev_init_nofail(dev); | ||
314 | + | ||
315 | + mr = sysbus_mmio_get_region(s->lpd.iou.uart[i], 0); | ||
316 | + memory_region_add_subregion(&s->mr_ps, addrs[i], mr); | ||
317 | + | ||
318 | + sysbus_connect_irq(s->lpd.iou.uart[i], 0, pic[irqs[i]]); | ||
319 | + g_free(name); | ||
320 | + } | ||
321 | +} | ||
322 | + | ||
323 | +static void versal_create_gems(Versal *s, qemu_irq *pic) | ||
324 | +{ | ||
325 | + int i; | ||
326 | + | ||
327 | + for (i = 0; i < ARRAY_SIZE(s->lpd.iou.gem); i++) { | ||
328 | + static const int irqs[] = { VERSAL_GEM0_IRQ_0, VERSAL_GEM1_IRQ_0}; | ||
329 | + static const uint64_t addrs[] = { MM_GEM0, MM_GEM1 }; | ||
330 | + char *name = g_strdup_printf("gem%d", i); | ||
331 | + NICInfo *nd = &nd_table[i]; | ||
332 | + DeviceState *dev; | ||
333 | + MemoryRegion *mr; | ||
334 | + | ||
335 | + dev = qdev_create(NULL, "cadence_gem"); | ||
336 | + s->lpd.iou.gem[i] = SYS_BUS_DEVICE(dev); | ||
337 | + object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
338 | + if (nd->used) { | ||
339 | + qemu_check_nic_model(nd, "cadence_gem"); | ||
340 | + qdev_set_nic_properties(dev, nd); | ||
341 | + } | ||
342 | + object_property_set_int(OBJECT(s->lpd.iou.gem[i]), | ||
343 | + 2, "num-priority-queues", | ||
344 | + &error_abort); | ||
345 | + object_property_set_link(OBJECT(s->lpd.iou.gem[i]), | ||
346 | + OBJECT(&s->mr_ps), "dma", | ||
347 | + &error_abort); | ||
348 | + qdev_init_nofail(dev); | ||
349 | + | ||
350 | + mr = sysbus_mmio_get_region(s->lpd.iou.gem[i], 0); | ||
351 | + memory_region_add_subregion(&s->mr_ps, addrs[i], mr); | ||
352 | + | ||
353 | + sysbus_connect_irq(s->lpd.iou.gem[i], 0, pic[irqs[i]]); | ||
354 | + g_free(name); | ||
355 | + } | ||
356 | +} | ||
357 | + | ||
358 | +/* This takes the board allocated linear DDR memory and creates aliases | ||
359 | + * for each split DDR range/aperture on the Versal address map. | ||
360 | + */ | ||
361 | +static void versal_map_ddr(Versal *s) | ||
362 | +{ | ||
363 | + uint64_t size = memory_region_size(s->cfg.mr_ddr); | ||
364 | + /* Describes the various split DDR access regions. */ | ||
365 | + static const struct { | ||
366 | + uint64_t base; | ||
367 | + uint64_t size; | ||
368 | + } addr_ranges[] = { | ||
369 | + { MM_TOP_DDR, MM_TOP_DDR_SIZE }, | ||
370 | + { MM_TOP_DDR_2, MM_TOP_DDR_2_SIZE }, | ||
371 | + { MM_TOP_DDR_3, MM_TOP_DDR_3_SIZE }, | ||
372 | + { MM_TOP_DDR_4, MM_TOP_DDR_4_SIZE } | ||
373 | + }; | ||
374 | + uint64_t offset = 0; | ||
375 | + int i; | ||
376 | + | ||
377 | + assert(ARRAY_SIZE(addr_ranges) == ARRAY_SIZE(s->noc.mr_ddr_ranges)); | ||
378 | + for (i = 0; i < ARRAY_SIZE(addr_ranges) && size; i++) { | ||
379 | + char *name; | ||
380 | + uint64_t mapsize; | ||
381 | + | ||
382 | + mapsize = size < addr_ranges[i].size ? size : addr_ranges[i].size; | ||
383 | + name = g_strdup_printf("noc-ddr-range%d", i); | ||
384 | + /* Create the MR alias. */ | ||
385 | + memory_region_init_alias(&s->noc.mr_ddr_ranges[i], OBJECT(s), | ||
386 | + name, s->cfg.mr_ddr, | ||
387 | + offset, mapsize); | ||
388 | + | ||
389 | + /* Map it onto the NoC MR. */ | ||
390 | + memory_region_add_subregion(&s->mr_ps, addr_ranges[i].base, | ||
391 | + &s->noc.mr_ddr_ranges[i]); | ||
392 | + offset += mapsize; | ||
393 | + size -= mapsize; | ||
394 | + g_free(name); | ||
395 | + } | ||
396 | +} | ||
397 | + | ||
398 | +static void versal_unimp_area(Versal *s, const char *name, | ||
399 | + MemoryRegion *mr, | ||
400 | + hwaddr base, hwaddr size) | ||
401 | +{ | ||
402 | + DeviceState *dev = qdev_create(NULL, TYPE_UNIMPLEMENTED_DEVICE); | ||
403 | + MemoryRegion *mr_dev; | ||
404 | + | ||
405 | + qdev_prop_set_string(dev, "name", name); | ||
406 | + qdev_prop_set_uint64(dev, "size", size); | ||
407 | + object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal); | ||
408 | + qdev_init_nofail(dev); | ||
409 | + | ||
410 | + mr_dev = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); | ||
411 | + memory_region_add_subregion(mr, base, mr_dev); | ||
412 | +} | ||
413 | + | ||
414 | +static void versal_unimp(Versal *s) | ||
415 | +{ | ||
416 | + versal_unimp_area(s, "psm", &s->mr_ps, | ||
417 | + MM_PSM_START, MM_PSM_END - MM_PSM_START); | ||
418 | + versal_unimp_area(s, "crl", &s->mr_ps, | ||
419 | + MM_CRL, MM_CRL_SIZE); | ||
420 | + versal_unimp_area(s, "crf", &s->mr_ps, | ||
421 | + MM_FPD_CRF, MM_FPD_CRF_SIZE); | ||
422 | + versal_unimp_area(s, "iou-scntr", &s->mr_ps, | ||
423 | + MM_IOU_SCNTR, MM_IOU_SCNTR_SIZE); | ||
424 | + versal_unimp_area(s, "iou-scntr-seucre", &s->mr_ps, | ||
425 | + MM_IOU_SCNTRS, MM_IOU_SCNTRS_SIZE); | ||
426 | +} | ||
427 | + | ||
428 | +static void versal_realize(DeviceState *dev, Error **errp) | ||
429 | +{ | ||
430 | + Versal *s = XLNX_VERSAL(dev); | ||
431 | + qemu_irq pic[XLNX_VERSAL_NR_IRQS]; | ||
432 | + | ||
433 | + versal_create_apu_cpus(s); | ||
434 | + versal_create_apu_gic(s, pic); | ||
435 | + versal_create_uarts(s, pic); | ||
436 | + versal_create_gems(s, pic); | ||
437 | + versal_map_ddr(s); | ||
438 | + versal_unimp(s); | ||
439 | + | ||
440 | + /* Create the On Chip Memory (OCM). */ | ||
441 | + memory_region_init_ram(&s->lpd.mr_ocm, OBJECT(s), "ocm", | ||
442 | + MM_OCM_SIZE, &error_fatal); | ||
443 | + | ||
444 | + memory_region_add_subregion_overlap(&s->mr_ps, MM_OCM, &s->lpd.mr_ocm, 0); | ||
445 | + memory_region_add_subregion_overlap(&s->fpd.apu.mr, 0, &s->mr_ps, 0); | ||
446 | +} | ||
447 | + | ||
448 | +static void versal_init(Object *obj) | ||
449 | +{ | ||
450 | + Versal *s = XLNX_VERSAL(obj); | ||
451 | + | ||
452 | + memory_region_init(&s->fpd.apu.mr, obj, "mr-apu", UINT64_MAX); | ||
453 | + memory_region_init(&s->mr_ps, obj, "mr-ps-switch", UINT64_MAX); | ||
454 | +} | ||
455 | + | ||
456 | +static Property versal_properties[] = { | ||
457 | + DEFINE_PROP_LINK("ddr", Versal, cfg.mr_ddr, TYPE_MEMORY_REGION, | ||
458 | + MemoryRegion *), | ||
459 | + DEFINE_PROP_UINT32("psci-conduit", Versal, cfg.psci_conduit, 0), | ||
460 | + DEFINE_PROP_END_OF_LIST() | ||
461 | +}; | ||
462 | + | ||
463 | +static void versal_class_init(ObjectClass *klass, void *data) | ||
464 | +{ | ||
465 | + DeviceClass *dc = DEVICE_CLASS(klass); | ||
466 | + | ||
467 | + dc->realize = versal_realize; | ||
468 | + dc->props = versal_properties; | ||
469 | + /* No VMSD since we haven't got any top-level SoC state to save. */ | ||
470 | +} | ||
471 | + | ||
472 | +static const TypeInfo versal_info = { | ||
473 | + .name = TYPE_XLNX_VERSAL, | ||
474 | + .parent = TYPE_SYS_BUS_DEVICE, | ||
475 | + .instance_size = sizeof(Versal), | ||
476 | + .instance_init = versal_init, | ||
477 | + .class_init = versal_class_init, | ||
478 | +}; | ||
479 | + | ||
480 | +static void versal_register_types(void) | ||
481 | +{ | ||
482 | + type_register_static(&versal_info); | ||
483 | +} | ||
484 | + | ||
485 | +type_init(versal_register_types); | ||
486 | diff --git a/default-configs/aarch64-softmmu.mak b/default-configs/aarch64-softmmu.mak | ||
487 | index XXXXXXX..XXXXXXX 100644 | ||
488 | --- a/default-configs/aarch64-softmmu.mak | ||
489 | +++ b/default-configs/aarch64-softmmu.mak | ||
490 | @@ -XXX,XX +XXX,XX @@ CONFIG_DDC=y | ||
491 | CONFIG_DPCD=y | ||
492 | CONFIG_XLNX_ZYNQMP=y | ||
493 | CONFIG_XLNX_ZYNQMP_ARM=y | ||
494 | +CONFIG_XLNX_VERSAL=y | ||
495 | CONFIG_ARM_SMMUV3=y | ||
496 | -- | 116 | -- |
497 | 2.19.1 | 117 | 2.20.1 |
498 | 118 | ||
499 | 119 | diff view generated by jsdifflib |
1 | From: Eric Auger <eric.auger@redhat.com> | 1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> |
---|---|---|---|
2 | 2 | ||
3 | We are missing the VIRT_COMPAT_3_0 definition and setting. | 3 | hw/arm: versal: Add support for the RTC. |
4 | Let's add them. | ||
5 | 4 | ||
6 | Signed-off-by: Eric Auger <eric.auger@redhat.com> | 5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> |
7 | Reviewed-by: Andrew Jones <drjones@redhat.com> | 6 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> |
8 | Message-id: 20181024085602.16611-1-eric.auger@redhat.com | 7 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> |
8 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> | ||
9 | Message-id: 20200427181649.26851-10-edgar.iglesias@gmail.com | ||
9 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | 10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
10 | --- | 11 | --- |
11 | hw/arm/virt.c | 4 ++++ | 12 | include/hw/arm/xlnx-versal.h | 8 ++++++++ |
12 | 1 file changed, 4 insertions(+) | 13 | hw/arm/xlnx-versal.c | 21 +++++++++++++++++++++ |
14 | 2 files changed, 29 insertions(+) | ||
13 | 15 | ||
14 | diff --git a/hw/arm/virt.c b/hw/arm/virt.c | 16 | diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h |
15 | index XXXXXXX..XXXXXXX 100644 | 17 | index XXXXXXX..XXXXXXX 100644 |
16 | --- a/hw/arm/virt.c | 18 | --- a/include/hw/arm/xlnx-versal.h |
17 | +++ b/hw/arm/virt.c | 19 | +++ b/include/hw/arm/xlnx-versal.h |
18 | @@ -XXX,XX +XXX,XX @@ static void virt_machine_3_1_options(MachineClass *mc) | 20 | @@ -XXX,XX +XXX,XX @@ |
21 | #include "hw/char/pl011.h" | ||
22 | #include "hw/dma/xlnx-zdma.h" | ||
23 | #include "hw/net/cadence_gem.h" | ||
24 | +#include "hw/rtc/xlnx-zynqmp-rtc.h" | ||
25 | |||
26 | #define TYPE_XLNX_VERSAL "xlnx-versal" | ||
27 | #define XLNX_VERSAL(obj) OBJECT_CHECK(Versal, (obj), TYPE_XLNX_VERSAL) | ||
28 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
29 | struct { | ||
30 | SDHCIState sd[XLNX_VERSAL_NR_SDS]; | ||
31 | } iou; | ||
32 | + | ||
33 | + XlnxZynqMPRTC rtc; | ||
34 | } pmc; | ||
35 | |||
36 | struct { | ||
37 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
38 | #define VERSAL_GEM1_IRQ_0 58 | ||
39 | #define VERSAL_GEM1_WAKE_IRQ_0 59 | ||
40 | #define VERSAL_ADMA_IRQ_0 60 | ||
41 | +#define VERSAL_RTC_APB_ERR_IRQ 121 | ||
42 | #define VERSAL_SD0_IRQ_0 126 | ||
43 | +#define VERSAL_RTC_ALARM_IRQ 142 | ||
44 | +#define VERSAL_RTC_SECONDS_IRQ 143 | ||
45 | |||
46 | /* Architecturally reserved IRQs suitable for virtualization. */ | ||
47 | #define VERSAL_RSVD_IRQ_FIRST 111 | ||
48 | @@ -XXX,XX +XXX,XX @@ typedef struct Versal { | ||
49 | #define MM_PMC_SD0_SIZE 0x10000 | ||
50 | #define MM_PMC_CRP 0xf1260000U | ||
51 | #define MM_PMC_CRP_SIZE 0x10000 | ||
52 | +#define MM_PMC_RTC 0xf12a0000 | ||
53 | +#define MM_PMC_RTC_SIZE 0x10000 | ||
54 | #endif | ||
55 | diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c | ||
56 | index XXXXXXX..XXXXXXX 100644 | ||
57 | --- a/hw/arm/xlnx-versal.c | ||
58 | +++ b/hw/arm/xlnx-versal.c | ||
59 | @@ -XXX,XX +XXX,XX @@ static void versal_create_sds(Versal *s, qemu_irq *pic) | ||
60 | } | ||
19 | } | 61 | } |
20 | DEFINE_VIRT_MACHINE_AS_LATEST(3, 1) | 62 | |
21 | 63 | +static void versal_create_rtc(Versal *s, qemu_irq *pic) | |
22 | +#define VIRT_COMPAT_3_0 \ | 64 | +{ |
23 | + HW_COMPAT_3_0 | 65 | + SysBusDevice *sbd; |
66 | + MemoryRegion *mr; | ||
24 | + | 67 | + |
25 | static void virt_3_0_instance_init(Object *obj) | 68 | + sysbus_init_child_obj(OBJECT(s), "rtc", &s->pmc.rtc, sizeof(s->pmc.rtc), |
26 | { | 69 | + TYPE_XLNX_ZYNQMP_RTC); |
27 | virt_3_1_instance_init(obj); | 70 | + sbd = SYS_BUS_DEVICE(&s->pmc.rtc); |
28 | @@ -XXX,XX +XXX,XX @@ static void virt_3_0_instance_init(Object *obj) | 71 | + qdev_init_nofail(DEVICE(sbd)); |
29 | static void virt_machine_3_0_options(MachineClass *mc) | 72 | + |
30 | { | 73 | + mr = sysbus_mmio_get_region(sbd, 0); |
31 | virt_machine_3_1_options(mc); | 74 | + memory_region_add_subregion(&s->mr_ps, MM_PMC_RTC, mr); |
32 | + SET_MACHINE_COMPAT(mc, VIRT_COMPAT_3_0); | 75 | + |
33 | } | 76 | + /* |
34 | DEFINE_VIRT_MACHINE(3, 0) | 77 | + * TODO: Connect the ALARM and SECONDS interrupts once our RTC model |
78 | + * supports them. | ||
79 | + */ | ||
80 | + sysbus_connect_irq(sbd, 1, pic[VERSAL_RTC_APB_ERR_IRQ]); | ||
81 | +} | ||
82 | + | ||
83 | /* This takes the board allocated linear DDR memory and creates aliases | ||
84 | * for each split DDR range/aperture on the Versal address map. | ||
85 | */ | ||
86 | @@ -XXX,XX +XXX,XX @@ static void versal_realize(DeviceState *dev, Error **errp) | ||
87 | versal_create_gems(s, pic); | ||
88 | versal_create_admas(s, pic); | ||
89 | versal_create_sds(s, pic); | ||
90 | + versal_create_rtc(s, pic); | ||
91 | versal_map_ddr(s); | ||
92 | versal_unimp(s); | ||
35 | 93 | ||
36 | -- | 94 | -- |
37 | 2.19.1 | 95 | 2.20.1 |
38 | 96 | ||
39 | 97 | diff view generated by jsdifflib |
1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> | 1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> |
---|---|---|---|
2 | 2 | ||
3 | Add a virtual Xilinx Versal board. | 3 | Add support for SD. |
4 | |||
5 | This board is based on the Xilinx Versal SoC. The exact | ||
6 | details of what peripherals are attached to this board | ||
7 | will remain in control of QEMU. QEMU will generate an | ||
8 | FDT on the fly for Linux and other software to auto-discover | ||
9 | peripherals. | ||
10 | 4 | ||
11 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> | 5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> |
12 | [PMM: removed stray blank line at EOF] | 6 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> |
13 | Reviewed-by: Peter Maydell <peter.maydell@linaro.org> | 7 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> |
8 | Message-id: 20200427181649.26851-11-edgar.iglesias@gmail.com | ||
14 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | 9 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
15 | --- | 10 | --- |
16 | hw/arm/Makefile.objs | 2 +- | 11 | hw/arm/xlnx-versal-virt.c | 46 +++++++++++++++++++++++++++++++++++++++ |
17 | hw/arm/xlnx-versal-virt.c | 493 ++++++++++++++++++++++++++++++++++++++ | 12 | 1 file changed, 46 insertions(+) |
18 | 2 files changed, 494 insertions(+), 1 deletion(-) | ||
19 | create mode 100644 hw/arm/xlnx-versal-virt.c | ||
20 | 13 | ||
21 | diff --git a/hw/arm/Makefile.objs b/hw/arm/Makefile.objs | 14 | diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c |
22 | index XXXXXXX..XXXXXXX 100644 | 15 | index XXXXXXX..XXXXXXX 100644 |
23 | --- a/hw/arm/Makefile.objs | 16 | --- a/hw/arm/xlnx-versal-virt.c |
24 | +++ b/hw/arm/Makefile.objs | ||
25 | @@ -XXX,XX +XXX,XX @@ obj-$(CONFIG_ALLWINNER_A10) += allwinner-a10.o cubieboard.o | ||
26 | obj-$(CONFIG_RASPI) += bcm2835_peripherals.o bcm2836.o raspi.o | ||
27 | obj-$(CONFIG_STM32F205_SOC) += stm32f205_soc.o | ||
28 | obj-$(CONFIG_XLNX_ZYNQMP_ARM) += xlnx-zynqmp.o xlnx-zcu102.o | ||
29 | -obj-$(CONFIG_XLNX_VERSAL) += xlnx-versal.o | ||
30 | +obj-$(CONFIG_XLNX_VERSAL) += xlnx-versal.o xlnx-versal-virt.o | ||
31 | obj-$(CONFIG_FSL_IMX25) += fsl-imx25.o imx25_pdk.o | ||
32 | obj-$(CONFIG_FSL_IMX31) += fsl-imx31.o kzm.o | ||
33 | obj-$(CONFIG_FSL_IMX6) += fsl-imx6.o sabrelite.o | ||
34 | diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c | ||
35 | new file mode 100644 | ||
36 | index XXXXXXX..XXXXXXX | ||
37 | --- /dev/null | ||
38 | +++ b/hw/arm/xlnx-versal-virt.c | 17 | +++ b/hw/arm/xlnx-versal-virt.c |
39 | @@ -XXX,XX +XXX,XX @@ | 18 | @@ -XXX,XX +XXX,XX @@ |
40 | +/* | 19 | #include "hw/arm/sysbus-fdt.h" |
41 | + * Xilinx Versal Virtual board. | 20 | #include "hw/arm/fdt.h" |
42 | + * | 21 | #include "cpu.h" |
43 | + * Copyright (c) 2018 Xilinx Inc. | 22 | +#include "hw/qdev-properties.h" |
44 | + * Written by Edgar E. Iglesias | 23 | #include "hw/arm/xlnx-versal.h" |
45 | + * | 24 | |
46 | + * This program is free software; you can redistribute it and/or modify | 25 | #define TYPE_XLNX_VERSAL_VIRT_MACHINE MACHINE_TYPE_NAME("xlnx-versal-virt") |
47 | + * it under the terms of the GNU General Public License version 2 or | 26 | @@ -XXX,XX +XXX,XX @@ static void fdt_add_zdma_nodes(VersalVirt *s) |
48 | + * (at your option) any later version. | 27 | } |
49 | + */ | 28 | } |
50 | + | 29 | |
51 | +#include "qemu/osdep.h" | 30 | +static void fdt_add_sd_nodes(VersalVirt *s) |
52 | +#include "qemu/log.h" | ||
53 | +#include "qemu/error-report.h" | ||
54 | +#include "qapi/error.h" | ||
55 | +#include "sysemu/device_tree.h" | ||
56 | +#include "exec/address-spaces.h" | ||
57 | +#include "hw/boards.h" | ||
58 | +#include "hw/sysbus.h" | ||
59 | +#include "hw/arm/sysbus-fdt.h" | ||
60 | +#include "hw/arm/fdt.h" | ||
61 | +#include "cpu.h" | ||
62 | +#include "hw/arm/xlnx-versal.h" | ||
63 | + | ||
64 | +#define TYPE_XLNX_VERSAL_VIRT_MACHINE MACHINE_TYPE_NAME("xlnx-versal-virt") | ||
65 | +#define XLNX_VERSAL_VIRT_MACHINE(obj) \ | ||
66 | + OBJECT_CHECK(VersalVirt, (obj), TYPE_XLNX_VERSAL_VIRT_MACHINE) | ||
67 | + | ||
68 | +typedef struct VersalVirt { | ||
69 | + MachineState parent_obj; | ||
70 | + | ||
71 | + Versal soc; | ||
72 | + MemoryRegion mr_ddr; | ||
73 | + | ||
74 | + void *fdt; | ||
75 | + int fdt_size; | ||
76 | + struct { | ||
77 | + uint32_t gic; | ||
78 | + uint32_t ethernet_phy[2]; | ||
79 | + uint32_t clk_125Mhz; | ||
80 | + uint32_t clk_25Mhz; | ||
81 | + } phandle; | ||
82 | + struct arm_boot_info binfo; | ||
83 | + | ||
84 | + struct { | ||
85 | + bool secure; | ||
86 | + } cfg; | ||
87 | +} VersalVirt; | ||
88 | + | ||
89 | +static void fdt_create(VersalVirt *s) | ||
90 | +{ | 31 | +{ |
91 | + MachineClass *mc = MACHINE_GET_CLASS(s); | 32 | + const char clocknames[] = "clk_xin\0clk_ahb"; |
33 | + const char compat[] = "arasan,sdhci-8.9a"; | ||
92 | + int i; | 34 | + int i; |
93 | + | 35 | + |
94 | + s->fdt = create_device_tree(&s->fdt_size); | 36 | + for (i = ARRAY_SIZE(s->soc.pmc.iou.sd) - 1; i >= 0; i--) { |
95 | + if (!s->fdt) { | 37 | + uint64_t addr = MM_PMC_SD0 + MM_PMC_SD0_SIZE * i; |
96 | + error_report("create_device_tree() failed"); | 38 | + char *name = g_strdup_printf("/sdhci@%" PRIx64, addr); |
97 | + exit(1); | ||
98 | + } | ||
99 | + | ||
100 | + /* Allocate all phandles. */ | ||
101 | + s->phandle.gic = qemu_fdt_alloc_phandle(s->fdt); | ||
102 | + for (i = 0; i < ARRAY_SIZE(s->phandle.ethernet_phy); i++) { | ||
103 | + s->phandle.ethernet_phy[i] = qemu_fdt_alloc_phandle(s->fdt); | ||
104 | + } | ||
105 | + s->phandle.clk_25Mhz = qemu_fdt_alloc_phandle(s->fdt); | ||
106 | + s->phandle.clk_125Mhz = qemu_fdt_alloc_phandle(s->fdt); | ||
107 | + | ||
108 | + /* Create /chosen node for load_dtb. */ | ||
109 | + qemu_fdt_add_subnode(s->fdt, "/chosen"); | ||
110 | + | ||
111 | + /* Header */ | ||
112 | + qemu_fdt_setprop_cell(s->fdt, "/", "interrupt-parent", s->phandle.gic); | ||
113 | + qemu_fdt_setprop_cell(s->fdt, "/", "#size-cells", 0x2); | ||
114 | + qemu_fdt_setprop_cell(s->fdt, "/", "#address-cells", 0x2); | ||
115 | + qemu_fdt_setprop_string(s->fdt, "/", "model", mc->desc); | ||
116 | + qemu_fdt_setprop_string(s->fdt, "/", "compatible", "xlnx-versal-virt"); | ||
117 | +} | ||
118 | + | ||
119 | +static void fdt_add_clk_node(VersalVirt *s, const char *name, | ||
120 | + unsigned int freq_hz, uint32_t phandle) | ||
121 | +{ | ||
122 | + qemu_fdt_add_subnode(s->fdt, name); | ||
123 | + qemu_fdt_setprop_cell(s->fdt, name, "phandle", phandle); | ||
124 | + qemu_fdt_setprop_cell(s->fdt, name, "clock-frequency", freq_hz); | ||
125 | + qemu_fdt_setprop_cell(s->fdt, name, "#clock-cells", 0x0); | ||
126 | + qemu_fdt_setprop_string(s->fdt, name, "compatible", "fixed-clock"); | ||
127 | + qemu_fdt_setprop(s->fdt, name, "u-boot,dm-pre-reloc", NULL, 0); | ||
128 | +} | ||
129 | + | ||
130 | +static void fdt_add_cpu_nodes(VersalVirt *s, uint32_t psci_conduit) | ||
131 | +{ | ||
132 | + int i; | ||
133 | + | ||
134 | + qemu_fdt_add_subnode(s->fdt, "/cpus"); | ||
135 | + qemu_fdt_setprop_cell(s->fdt, "/cpus", "#size-cells", 0x0); | ||
136 | + qemu_fdt_setprop_cell(s->fdt, "/cpus", "#address-cells", 1); | ||
137 | + | ||
138 | + for (i = XLNX_VERSAL_NR_ACPUS - 1; i >= 0; i--) { | ||
139 | + char *name = g_strdup_printf("/cpus/cpu@%d", i); | ||
140 | + ARMCPU *armcpu = ARM_CPU(qemu_get_cpu(i)); | ||
141 | + | 39 | + |
142 | + qemu_fdt_add_subnode(s->fdt, name); | 40 | + qemu_fdt_add_subnode(s->fdt, name); |
143 | + qemu_fdt_setprop_cell(s->fdt, name, "reg", armcpu->mp_affinity); | 41 | + |
144 | + if (psci_conduit != QEMU_PSCI_CONDUIT_DISABLED) { | 42 | + qemu_fdt_setprop_cells(s->fdt, name, "clocks", |
145 | + qemu_fdt_setprop_string(s->fdt, name, "enable-method", "psci"); | 43 | + s->phandle.clk_25Mhz, s->phandle.clk_25Mhz); |
146 | + } | 44 | + qemu_fdt_setprop(s->fdt, name, "clock-names", |
147 | + qemu_fdt_setprop_string(s->fdt, name, "device_type", "cpu"); | 45 | + clocknames, sizeof(clocknames)); |
148 | + qemu_fdt_setprop_string(s->fdt, name, "compatible", | 46 | + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", |
149 | + armcpu->dtb_compatible); | 47 | + GIC_FDT_IRQ_TYPE_SPI, VERSAL_SD0_IRQ_0 + i * 2, |
48 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI); | ||
49 | + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", | ||
50 | + 2, addr, 2, MM_PMC_SD0_SIZE); | ||
51 | + qemu_fdt_setprop(s->fdt, name, "compatible", compat, sizeof(compat)); | ||
150 | + g_free(name); | 52 | + g_free(name); |
151 | + } | 53 | + } |
152 | +} | 54 | +} |
153 | + | 55 | + |
154 | +static void fdt_add_gic_nodes(VersalVirt *s) | 56 | static void fdt_nop_memory_nodes(void *fdt, Error **errp) |
57 | { | ||
58 | Error *err = NULL; | ||
59 | @@ -XXX,XX +XXX,XX @@ static void create_virtio_regions(VersalVirt *s) | ||
60 | } | ||
61 | } | ||
62 | |||
63 | +static void sd_plugin_card(SDHCIState *sd, DriveInfo *di) | ||
155 | +{ | 64 | +{ |
156 | + char *nodename; | 65 | + BlockBackend *blk = di ? blk_by_legacy_dinfo(di) : NULL; |
66 | + DeviceState *card; | ||
157 | + | 67 | + |
158 | + nodename = g_strdup_printf("/gic@%x", MM_GIC_APU_DIST_MAIN); | 68 | + card = qdev_create(qdev_get_child_bus(DEVICE(sd), "sd-bus"), TYPE_SD_CARD); |
159 | + qemu_fdt_add_subnode(s->fdt, nodename); | 69 | + object_property_add_child(OBJECT(sd), "card[*]", OBJECT(card), |
160 | + qemu_fdt_setprop_cell(s->fdt, nodename, "phandle", s->phandle.gic); | 70 | + &error_fatal); |
161 | + qemu_fdt_setprop_cells(s->fdt, nodename, "interrupts", | 71 | + qdev_prop_set_drive(card, "drive", blk, &error_fatal); |
162 | + GIC_FDT_IRQ_TYPE_PPI, VERSAL_GIC_MAINT_IRQ, | 72 | + object_property_set_bool(OBJECT(card), true, "realized", &error_fatal); |
163 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI); | ||
164 | + qemu_fdt_setprop(s->fdt, nodename, "interrupt-controller", NULL, 0); | ||
165 | + qemu_fdt_setprop_sized_cells(s->fdt, nodename, "reg", | ||
166 | + 2, MM_GIC_APU_DIST_MAIN, | ||
167 | + 2, MM_GIC_APU_DIST_MAIN_SIZE, | ||
168 | + 2, MM_GIC_APU_REDIST_0, | ||
169 | + 2, MM_GIC_APU_REDIST_0_SIZE); | ||
170 | + qemu_fdt_setprop_cell(s->fdt, nodename, "#interrupt-cells", 3); | ||
171 | + qemu_fdt_setprop_string(s->fdt, nodename, "compatible", "arm,gic-v3"); | ||
172 | +} | 73 | +} |
173 | + | 74 | + |
174 | +static void fdt_add_timer_nodes(VersalVirt *s) | 75 | static void versal_virt_init(MachineState *machine) |
175 | +{ | 76 | { |
176 | + const char compat[] = "arm,armv8-timer"; | 77 | VersalVirt *s = XLNX_VERSAL_VIRT_MACHINE(machine); |
177 | + uint32_t irqflags = GIC_FDT_IRQ_FLAGS_LEVEL_HI; | 78 | int psci_conduit = QEMU_PSCI_CONDUIT_DISABLED; |
178 | + | ||
179 | + qemu_fdt_add_subnode(s->fdt, "/timer"); | ||
180 | + qemu_fdt_setprop_cells(s->fdt, "/timer", "interrupts", | ||
181 | + GIC_FDT_IRQ_TYPE_PPI, VERSAL_TIMER_S_EL1_IRQ, irqflags, | ||
182 | + GIC_FDT_IRQ_TYPE_PPI, VERSAL_TIMER_NS_EL1_IRQ, irqflags, | ||
183 | + GIC_FDT_IRQ_TYPE_PPI, VERSAL_TIMER_VIRT_IRQ, irqflags, | ||
184 | + GIC_FDT_IRQ_TYPE_PPI, VERSAL_TIMER_NS_EL2_IRQ, irqflags); | ||
185 | + qemu_fdt_setprop(s->fdt, "/timer", "compatible", | ||
186 | + compat, sizeof(compat)); | ||
187 | +} | ||
188 | + | ||
189 | +static void fdt_add_uart_nodes(VersalVirt *s) | ||
190 | +{ | ||
191 | + uint64_t addrs[] = { MM_UART1, MM_UART0 }; | ||
192 | + unsigned int irqs[] = { VERSAL_UART1_IRQ_0, VERSAL_UART0_IRQ_0 }; | ||
193 | + const char compat[] = "arm,pl011\0arm,sbsa-uart"; | ||
194 | + const char clocknames[] = "uartclk\0apb_pclk"; | ||
195 | + int i; | 79 | + int i; |
196 | + | 80 | |
197 | + for (i = 0; i < ARRAY_SIZE(addrs); i++) { | 81 | /* |
198 | + char *name = g_strdup_printf("/uart@%" PRIx64, addrs[i]); | 82 | * If the user provides an Operating System to be loaded, we expect them |
199 | + qemu_fdt_add_subnode(s->fdt, name); | 83 | @@ -XXX,XX +XXX,XX @@ static void versal_virt_init(MachineState *machine) |
200 | + qemu_fdt_setprop_cell(s->fdt, name, "current-speed", 115200); | 84 | fdt_add_gic_nodes(s); |
201 | + qemu_fdt_setprop_cells(s->fdt, name, "clocks", | 85 | fdt_add_timer_nodes(s); |
202 | + s->phandle.clk_125Mhz, s->phandle.clk_125Mhz); | 86 | fdt_add_zdma_nodes(s); |
203 | + qemu_fdt_setprop(s->fdt, name, "clock-names", | 87 | + fdt_add_sd_nodes(s); |
204 | + clocknames, sizeof(clocknames)); | 88 | fdt_add_cpu_nodes(s, psci_conduit); |
205 | + | 89 | fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz); |
206 | + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", | 90 | fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz); |
207 | + GIC_FDT_IRQ_TYPE_SPI, irqs[i], | 91 | @@ -XXX,XX +XXX,XX @@ static void versal_virt_init(MachineState *machine) |
208 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI); | 92 | memory_region_add_subregion_overlap(get_system_memory(), |
209 | + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", | 93 | 0, &s->soc.fpd.apu.mr, 0); |
210 | + 2, addrs[i], 2, 0x1000); | 94 | |
211 | + qemu_fdt_setprop(s->fdt, name, "compatible", | 95 | + /* Plugin SD cards. */ |
212 | + compat, sizeof(compat)); | 96 | + for (i = 0; i < ARRAY_SIZE(s->soc.pmc.iou.sd); i++) { |
213 | + qemu_fdt_setprop(s->fdt, name, "u-boot,dm-pre-reloc", NULL, 0); | 97 | + sd_plugin_card(&s->soc.pmc.iou.sd[i], drive_get_next(IF_SD)); |
214 | + | ||
215 | + if (addrs[i] == MM_UART0) { | ||
216 | + /* Select UART0. */ | ||
217 | + qemu_fdt_setprop_string(s->fdt, "/chosen", "stdout-path", name); | ||
218 | + } | ||
219 | + g_free(name); | ||
220 | + } | ||
221 | +} | ||
222 | + | ||
223 | +static void fdt_add_fixed_link_nodes(VersalVirt *s, char *gemname, | ||
224 | + uint32_t phandle) | ||
225 | +{ | ||
226 | + char *name = g_strdup_printf("%s/fixed-link", gemname); | ||
227 | + | ||
228 | + qemu_fdt_add_subnode(s->fdt, name); | ||
229 | + qemu_fdt_setprop_cell(s->fdt, name, "phandle", phandle); | ||
230 | + qemu_fdt_setprop_cells(s->fdt, name, "full-duplex"); | ||
231 | + qemu_fdt_setprop_cell(s->fdt, name, "speed", 1000); | ||
232 | + g_free(name); | ||
233 | +} | ||
234 | + | ||
235 | +static void fdt_add_gem_nodes(VersalVirt *s) | ||
236 | +{ | ||
237 | + uint64_t addrs[] = { MM_GEM1, MM_GEM0 }; | ||
238 | + unsigned int irqs[] = { VERSAL_GEM1_IRQ_0, VERSAL_GEM0_IRQ_0 }; | ||
239 | + const char clocknames[] = "pclk\0hclk\0tx_clk\0rx_clk"; | ||
240 | + const char compat_gem[] = "cdns,zynqmp-gem\0cdns,gem"; | ||
241 | + int i; | ||
242 | + | ||
243 | + for (i = 0; i < ARRAY_SIZE(addrs); i++) { | ||
244 | + char *name = g_strdup_printf("/ethernet@%" PRIx64, addrs[i]); | ||
245 | + qemu_fdt_add_subnode(s->fdt, name); | ||
246 | + | ||
247 | + fdt_add_fixed_link_nodes(s, name, s->phandle.ethernet_phy[i]); | ||
248 | + qemu_fdt_setprop_string(s->fdt, name, "phy-mode", "rgmii-id"); | ||
249 | + qemu_fdt_setprop_cell(s->fdt, name, "phy-handle", | ||
250 | + s->phandle.ethernet_phy[i]); | ||
251 | + qemu_fdt_setprop_cells(s->fdt, name, "clocks", | ||
252 | + s->phandle.clk_25Mhz, s->phandle.clk_25Mhz, | ||
253 | + s->phandle.clk_25Mhz, s->phandle.clk_25Mhz); | ||
254 | + qemu_fdt_setprop(s->fdt, name, "clock-names", | ||
255 | + clocknames, sizeof(clocknames)); | ||
256 | + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", | ||
257 | + GIC_FDT_IRQ_TYPE_SPI, irqs[i], | ||
258 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI, | ||
259 | + GIC_FDT_IRQ_TYPE_SPI, irqs[i], | ||
260 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI); | ||
261 | + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", | ||
262 | + 2, addrs[i], 2, 0x1000); | ||
263 | + qemu_fdt_setprop(s->fdt, name, "compatible", | ||
264 | + compat_gem, sizeof(compat_gem)); | ||
265 | + qemu_fdt_setprop_cell(s->fdt, name, "#address-cells", 1); | ||
266 | + qemu_fdt_setprop_cell(s->fdt, name, "#size-cells", 0); | ||
267 | + g_free(name); | ||
268 | + } | ||
269 | +} | ||
270 | + | ||
271 | +static void fdt_nop_memory_nodes(void *fdt, Error **errp) | ||
272 | +{ | ||
273 | + Error *err = NULL; | ||
274 | + char **node_path; | ||
275 | + int n = 0; | ||
276 | + | ||
277 | + node_path = qemu_fdt_node_unit_path(fdt, "memory", &err); | ||
278 | + if (err) { | ||
279 | + error_propagate(errp, err); | ||
280 | + return; | ||
281 | + } | ||
282 | + while (node_path[n]) { | ||
283 | + if (g_str_has_prefix(node_path[n], "/memory")) { | ||
284 | + qemu_fdt_nop_node(fdt, node_path[n]); | ||
285 | + } | ||
286 | + n++; | ||
287 | + } | ||
288 | + g_strfreev(node_path); | ||
289 | +} | ||
290 | + | ||
291 | +static void fdt_add_memory_nodes(VersalVirt *s, void *fdt, uint64_t ram_size) | ||
292 | +{ | ||
293 | + /* Describes the various split DDR access regions. */ | ||
294 | + static const struct { | ||
295 | + uint64_t base; | ||
296 | + uint64_t size; | ||
297 | + } addr_ranges[] = { | ||
298 | + { MM_TOP_DDR, MM_TOP_DDR_SIZE }, | ||
299 | + { MM_TOP_DDR_2, MM_TOP_DDR_2_SIZE }, | ||
300 | + { MM_TOP_DDR_3, MM_TOP_DDR_3_SIZE }, | ||
301 | + { MM_TOP_DDR_4, MM_TOP_DDR_4_SIZE } | ||
302 | + }; | ||
303 | + uint64_t mem_reg_prop[8] = {0}; | ||
304 | + uint64_t size = ram_size; | ||
305 | + Error *err = NULL; | ||
306 | + char *name; | ||
307 | + int i; | ||
308 | + | ||
309 | + fdt_nop_memory_nodes(fdt, &err); | ||
310 | + if (err) { | ||
311 | + error_report_err(err); | ||
312 | + return; | ||
313 | + } | 98 | + } |
314 | + | 99 | + |
315 | + name = g_strdup_printf("/memory@%x", MM_TOP_DDR); | 100 | s->binfo.ram_size = machine->ram_size; |
316 | + for (i = 0; i < ARRAY_SIZE(addr_ranges) && size; i++) { | 101 | s->binfo.loader_start = 0x0; |
317 | + uint64_t mapsize; | 102 | s->binfo.get_dtb = versal_virt_get_dtb; |
318 | + | ||
319 | + mapsize = size < addr_ranges[i].size ? size : addr_ranges[i].size; | ||
320 | + | ||
321 | + mem_reg_prop[i * 2] = addr_ranges[i].base; | ||
322 | + mem_reg_prop[i * 2 + 1] = mapsize; | ||
323 | + size -= mapsize; | ||
324 | + } | ||
325 | + qemu_fdt_add_subnode(fdt, name); | ||
326 | + qemu_fdt_setprop_string(fdt, name, "device_type", "memory"); | ||
327 | + | ||
328 | + switch (i) { | ||
329 | + case 1: | ||
330 | + qemu_fdt_setprop_sized_cells(fdt, name, "reg", | ||
331 | + 2, mem_reg_prop[0], | ||
332 | + 2, mem_reg_prop[1]); | ||
333 | + break; | ||
334 | + case 2: | ||
335 | + qemu_fdt_setprop_sized_cells(fdt, name, "reg", | ||
336 | + 2, mem_reg_prop[0], | ||
337 | + 2, mem_reg_prop[1], | ||
338 | + 2, mem_reg_prop[2], | ||
339 | + 2, mem_reg_prop[3]); | ||
340 | + break; | ||
341 | + case 3: | ||
342 | + qemu_fdt_setprop_sized_cells(fdt, name, "reg", | ||
343 | + 2, mem_reg_prop[0], | ||
344 | + 2, mem_reg_prop[1], | ||
345 | + 2, mem_reg_prop[2], | ||
346 | + 2, mem_reg_prop[3], | ||
347 | + 2, mem_reg_prop[4], | ||
348 | + 2, mem_reg_prop[5]); | ||
349 | + break; | ||
350 | + case 4: | ||
351 | + qemu_fdt_setprop_sized_cells(fdt, name, "reg", | ||
352 | + 2, mem_reg_prop[0], | ||
353 | + 2, mem_reg_prop[1], | ||
354 | + 2, mem_reg_prop[2], | ||
355 | + 2, mem_reg_prop[3], | ||
356 | + 2, mem_reg_prop[4], | ||
357 | + 2, mem_reg_prop[5], | ||
358 | + 2, mem_reg_prop[6], | ||
359 | + 2, mem_reg_prop[7]); | ||
360 | + break; | ||
361 | + default: | ||
362 | + g_assert_not_reached(); | ||
363 | + } | ||
364 | + g_free(name); | ||
365 | +} | ||
366 | + | ||
367 | +static void versal_virt_modify_dtb(const struct arm_boot_info *binfo, | ||
368 | + void *fdt) | ||
369 | +{ | ||
370 | + VersalVirt *s = container_of(binfo, VersalVirt, binfo); | ||
371 | + | ||
372 | + fdt_add_memory_nodes(s, fdt, binfo->ram_size); | ||
373 | +} | ||
374 | + | ||
375 | +static void *versal_virt_get_dtb(const struct arm_boot_info *binfo, | ||
376 | + int *fdt_size) | ||
377 | +{ | ||
378 | + const VersalVirt *board = container_of(binfo, VersalVirt, binfo); | ||
379 | + | ||
380 | + *fdt_size = board->fdt_size; | ||
381 | + return board->fdt; | ||
382 | +} | ||
383 | + | ||
384 | +#define NUM_VIRTIO_TRANSPORT 32 | ||
385 | +static void create_virtio_regions(VersalVirt *s) | ||
386 | +{ | ||
387 | + int virtio_mmio_size = 0x200; | ||
388 | + int i; | ||
389 | + | ||
390 | + for (i = 0; i < NUM_VIRTIO_TRANSPORT; i++) { | ||
391 | + char *name = g_strdup_printf("virtio%d", i);; | ||
392 | + hwaddr base = MM_TOP_RSVD + i * virtio_mmio_size; | ||
393 | + int irq = VERSAL_RSVD_HIGH_IRQ_FIRST + i; | ||
394 | + MemoryRegion *mr; | ||
395 | + DeviceState *dev; | ||
396 | + qemu_irq pic_irq; | ||
397 | + | ||
398 | + pic_irq = qdev_get_gpio_in(DEVICE(&s->soc.fpd.apu.gic), irq); | ||
399 | + dev = qdev_create(NULL, "virtio-mmio"); | ||
400 | + object_property_add_child(OBJECT(&s->soc), name, OBJECT(dev), | ||
401 | + &error_fatal); | ||
402 | + qdev_init_nofail(dev); | ||
403 | + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic_irq); | ||
404 | + mr = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); | ||
405 | + memory_region_add_subregion(&s->soc.mr_ps, base, mr); | ||
406 | + sysbus_create_simple("virtio-mmio", base, pic_irq); | ||
407 | + } | ||
408 | + | ||
409 | + for (i = 0; i < NUM_VIRTIO_TRANSPORT; i++) { | ||
410 | + hwaddr base = MM_TOP_RSVD + i * virtio_mmio_size; | ||
411 | + int irq = VERSAL_RSVD_HIGH_IRQ_FIRST + i; | ||
412 | + char *name = g_strdup_printf("/virtio_mmio@%" PRIx64, base); | ||
413 | + | ||
414 | + qemu_fdt_add_subnode(s->fdt, name); | ||
415 | + qemu_fdt_setprop(s->fdt, name, "dma-coherent", NULL, 0); | ||
416 | + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", | ||
417 | + GIC_FDT_IRQ_TYPE_SPI, irq, | ||
418 | + GIC_FDT_IRQ_FLAGS_EDGE_LO_HI); | ||
419 | + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", | ||
420 | + 2, base, 2, virtio_mmio_size); | ||
421 | + qemu_fdt_setprop_string(s->fdt, name, "compatible", "virtio,mmio"); | ||
422 | + g_free(name); | ||
423 | + } | ||
424 | +} | ||
425 | + | ||
426 | +static void versal_virt_init(MachineState *machine) | ||
427 | +{ | ||
428 | + VersalVirt *s = XLNX_VERSAL_VIRT_MACHINE(machine); | ||
429 | + int psci_conduit = QEMU_PSCI_CONDUIT_DISABLED; | ||
430 | + | ||
431 | + /* | ||
432 | + * If the user provides an Operating System to be loaded, we expect them | ||
433 | + * to use the -kernel command line option. | ||
434 | + * | ||
435 | + * Users can load firmware or boot-loaders with the -device loader options. | ||
436 | + * | ||
437 | + * When loading an OS, we generate a dtb and let arm_load_kernel() select | ||
438 | + * where it gets loaded. This dtb will be passed to the kernel in x0. | ||
439 | + * | ||
440 | + * If there's no -kernel option, we generate a DTB and place it at 0x1000 | ||
441 | + * for the bootloaders or firmware to pick up. | ||
442 | + * | ||
443 | + * If users want to provide their own DTB, they can use the -dtb option. | ||
444 | + * These dtb's will have their memory nodes modified to match QEMU's | ||
445 | + * selected ram_size option before they get passed to the kernel or fw. | ||
446 | + * | ||
447 | + * When loading an OS, we turn on QEMU's PSCI implementation with SMC | ||
448 | + * as the PSCI conduit. When there's no -kernel, we assume the user | ||
449 | + * provides EL3 firmware to handle PSCI. | ||
450 | + */ | ||
451 | + if (machine->kernel_filename) { | ||
452 | + psci_conduit = QEMU_PSCI_CONDUIT_SMC; | ||
453 | + } | ||
454 | + | ||
455 | + memory_region_allocate_system_memory(&s->mr_ddr, NULL, "ddr", | ||
456 | + machine->ram_size); | ||
457 | + | ||
458 | + sysbus_init_child_obj(OBJECT(machine), "xlnx-ve", &s->soc, | ||
459 | + sizeof(s->soc), TYPE_XLNX_VERSAL); | ||
460 | + object_property_set_link(OBJECT(&s->soc), OBJECT(&s->mr_ddr), | ||
461 | + "ddr", &error_abort); | ||
462 | + object_property_set_int(OBJECT(&s->soc), psci_conduit, | ||
463 | + "psci-conduit", &error_abort); | ||
464 | + object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal); | ||
465 | + | ||
466 | + fdt_create(s); | ||
467 | + create_virtio_regions(s); | ||
468 | + fdt_add_gem_nodes(s); | ||
469 | + fdt_add_uart_nodes(s); | ||
470 | + fdt_add_gic_nodes(s); | ||
471 | + fdt_add_timer_nodes(s); | ||
472 | + fdt_add_cpu_nodes(s, psci_conduit); | ||
473 | + fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz); | ||
474 | + fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz); | ||
475 | + | ||
476 | + /* Make the APU cpu address space visible to virtio and other | ||
477 | + * modules unaware of muliple address-spaces. */ | ||
478 | + memory_region_add_subregion_overlap(get_system_memory(), | ||
479 | + 0, &s->soc.fpd.apu.mr, 0); | ||
480 | + | ||
481 | + s->binfo.ram_size = machine->ram_size; | ||
482 | + s->binfo.kernel_filename = machine->kernel_filename; | ||
483 | + s->binfo.kernel_cmdline = machine->kernel_cmdline; | ||
484 | + s->binfo.initrd_filename = machine->initrd_filename; | ||
485 | + s->binfo.loader_start = 0x0; | ||
486 | + s->binfo.get_dtb = versal_virt_get_dtb; | ||
487 | + s->binfo.modify_dtb = versal_virt_modify_dtb; | ||
488 | + if (machine->kernel_filename) { | ||
489 | + arm_load_kernel(s->soc.fpd.apu.cpu[0], &s->binfo); | ||
490 | + } else { | ||
491 | + AddressSpace *as = arm_boot_address_space(s->soc.fpd.apu.cpu[0], | ||
492 | + &s->binfo); | ||
493 | + /* Some boot-loaders (e.g u-boot) don't like blobs at address 0 (NULL). | ||
494 | + * Offset things by 4K. */ | ||
495 | + s->binfo.loader_start = 0x1000; | ||
496 | + s->binfo.dtb_limit = 0x1000000; | ||
497 | + if (arm_load_dtb(s->binfo.loader_start, | ||
498 | + &s->binfo, s->binfo.dtb_limit, as) < 0) { | ||
499 | + exit(EXIT_FAILURE); | ||
500 | + } | ||
501 | + } | ||
502 | +} | ||
503 | + | ||
504 | +static void versal_virt_machine_instance_init(Object *obj) | ||
505 | +{ | ||
506 | +} | ||
507 | + | ||
508 | +static void versal_virt_machine_class_init(ObjectClass *oc, void *data) | ||
509 | +{ | ||
510 | + MachineClass *mc = MACHINE_CLASS(oc); | ||
511 | + | ||
512 | + mc->desc = "Xilinx Versal Virtual development board"; | ||
513 | + mc->init = versal_virt_init; | ||
514 | + mc->max_cpus = XLNX_VERSAL_NR_ACPUS; | ||
515 | + mc->default_cpus = XLNX_VERSAL_NR_ACPUS; | ||
516 | + mc->no_cdrom = true; | ||
517 | +} | ||
518 | + | ||
519 | +static const TypeInfo versal_virt_machine_init_typeinfo = { | ||
520 | + .name = TYPE_XLNX_VERSAL_VIRT_MACHINE, | ||
521 | + .parent = TYPE_MACHINE, | ||
522 | + .class_init = versal_virt_machine_class_init, | ||
523 | + .instance_init = versal_virt_machine_instance_init, | ||
524 | + .instance_size = sizeof(VersalVirt), | ||
525 | +}; | ||
526 | + | ||
527 | +static void versal_virt_machine_init_register_types(void) | ||
528 | +{ | ||
529 | + type_register_static(&versal_virt_machine_init_typeinfo); | ||
530 | +} | ||
531 | + | ||
532 | +type_init(versal_virt_machine_init_register_types) | ||
533 | -- | 103 | -- |
534 | 2.19.1 | 104 | 2.20.1 |
535 | 105 | ||
536 | 106 | diff view generated by jsdifflib |
1 | From: Julia Suvorova via Qemu-devel <qemu-devel@nongnu.org> | 1 | From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com> |
---|---|---|---|
2 | 2 | ||
3 | New mini-kernel test for nRF51 SoC UART. | 3 | Add support for the RTC. |
4 | 4 | ||
5 | Signed-off-by: Julia Suvorova <jusual@mail.ru> | 5 | Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com> |
6 | Acked-by: Thomas Huth <thuth@redhat.com> | 6 | Reviewed-by: Alistair Francis <alistair.francis@wdc.com> |
7 | Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> | 7 | Reviewed-by: Luc Michel <luc.michel@greensocs.com> |
8 | Message-id: 20200427181649.26851-12-edgar.iglesias@gmail.com | ||
8 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | 9 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
9 | --- | 10 | --- |
10 | tests/boot-serial-test.c | 19 +++++++++++++++++++ | 11 | hw/arm/xlnx-versal-virt.c | 22 ++++++++++++++++++++++ |
11 | 1 file changed, 19 insertions(+) | 12 | 1 file changed, 22 insertions(+) |
12 | 13 | ||
13 | diff --git a/tests/boot-serial-test.c b/tests/boot-serial-test.c | 14 | diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c |
14 | index XXXXXXX..XXXXXXX 100644 | 15 | index XXXXXXX..XXXXXXX 100644 |
15 | --- a/tests/boot-serial-test.c | 16 | --- a/hw/arm/xlnx-versal-virt.c |
16 | +++ b/tests/boot-serial-test.c | 17 | +++ b/hw/arm/xlnx-versal-virt.c |
17 | @@ -XXX,XX +XXX,XX @@ static const uint8_t kernel_aarch64[] = { | 18 | @@ -XXX,XX +XXX,XX @@ static void fdt_add_sd_nodes(VersalVirt *s) |
18 | 0xfd, 0xff, 0xff, 0x17, /* b -12 (loop) */ | 19 | } |
19 | }; | 20 | } |
20 | 21 | ||
21 | +static const uint8_t kernel_nrf51[] = { | 22 | +static void fdt_add_rtc_node(VersalVirt *s) |
22 | + 0x00, 0x00, 0x00, 0x00, /* Stack top address */ | 23 | +{ |
23 | + 0x09, 0x00, 0x00, 0x00, /* Reset handler address */ | 24 | + const char compat[] = "xlnx,zynqmp-rtc"; |
24 | + 0x04, 0x4a, /* ldr r2, [pc, #16] Get ENABLE */ | 25 | + const char interrupt_names[] = "alarm\0sec"; |
25 | + 0x04, 0x21, /* movs r1, #4 */ | 26 | + char *name = g_strdup_printf("/rtc@%x", MM_PMC_RTC); |
26 | + 0x11, 0x60, /* str r1, [r2] */ | ||
27 | + 0x04, 0x4a, /* ldr r2, [pc, #16] Get STARTTX */ | ||
28 | + 0x01, 0x21, /* movs r1, #1 */ | ||
29 | + 0x11, 0x60, /* str r1, [r2] */ | ||
30 | + 0x03, 0x4a, /* ldr r2, [pc, #12] Get TXD */ | ||
31 | + 0x54, 0x21, /* movs r1, 'T' */ | ||
32 | + 0x11, 0x60, /* str r1, [r2] */ | ||
33 | + 0xfe, 0xe7, /* b . */ | ||
34 | + 0x00, 0x25, 0x00, 0x40, /* 0x40002500 = UART ENABLE */ | ||
35 | + 0x08, 0x20, 0x00, 0x40, /* 0x40002008 = UART STARTTX */ | ||
36 | + 0x1c, 0x25, 0x00, 0x40 /* 0x4000251c = UART TXD */ | ||
37 | +}; | ||
38 | + | 27 | + |
39 | typedef struct testdef { | 28 | + qemu_fdt_add_subnode(s->fdt, name); |
40 | const char *arch; /* Target architecture */ | 29 | + |
41 | const char *machine; /* Name of the machine */ | 30 | + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", |
42 | @@ -XXX,XX +XXX,XX @@ static testdef_t tests[] = { | 31 | + GIC_FDT_IRQ_TYPE_SPI, VERSAL_RTC_ALARM_IRQ, |
43 | { "hppa", "hppa", "", "SeaBIOS wants SYSTEM HALT" }, | 32 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI, |
44 | { "aarch64", "virt", "-cpu cortex-a57", "TT", sizeof(kernel_aarch64), | 33 | + GIC_FDT_IRQ_TYPE_SPI, VERSAL_RTC_SECONDS_IRQ, |
45 | kernel_aarch64 }, | 34 | + GIC_FDT_IRQ_FLAGS_LEVEL_HI); |
46 | + { "arm", "microbit", "", "T", sizeof(kernel_nrf51), kernel_nrf51 }, | 35 | + qemu_fdt_setprop(s->fdt, name, "interrupt-names", |
47 | 36 | + interrupt_names, sizeof(interrupt_names)); | |
48 | { NULL } | 37 | + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", |
49 | }; | 38 | + 2, MM_PMC_RTC, 2, MM_PMC_RTC_SIZE); |
39 | + qemu_fdt_setprop(s->fdt, name, "compatible", compat, sizeof(compat)); | ||
40 | + g_free(name); | ||
41 | +} | ||
42 | + | ||
43 | static void fdt_nop_memory_nodes(void *fdt, Error **errp) | ||
44 | { | ||
45 | Error *err = NULL; | ||
46 | @@ -XXX,XX +XXX,XX @@ static void versal_virt_init(MachineState *machine) | ||
47 | fdt_add_timer_nodes(s); | ||
48 | fdt_add_zdma_nodes(s); | ||
49 | fdt_add_sd_nodes(s); | ||
50 | + fdt_add_rtc_node(s); | ||
51 | fdt_add_cpu_nodes(s, psci_conduit); | ||
52 | fdt_add_clk_node(s, "/clk125", 125000000, s->phandle.clk_125Mhz); | ||
53 | fdt_add_clk_node(s, "/clk25", 25000000, s->phandle.clk_25Mhz); | ||
50 | -- | 54 | -- |
51 | 2.19.1 | 55 | 2.20.1 |
52 | 56 | ||
53 | 57 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Somewhere along theline we accidentally added a duplicate | ||
2 | "using D16-D31 when they don't exist" check to do_vfm_dp() | ||
3 | (probably an artifact of a patchseries rebase). Remove it. | ||
1 | 4 | ||
5 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
7 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
8 | Message-id: 20200430181003.21682-2-peter.maydell@linaro.org | ||
9 | --- | ||
10 | target/arm/translate-vfp.inc.c | 6 ------ | ||
11 | 1 file changed, 6 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/translate-vfp.inc.c b/target/arm/translate-vfp.inc.c | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/translate-vfp.inc.c | ||
16 | +++ b/target/arm/translate-vfp.inc.c | ||
17 | @@ -XXX,XX +XXX,XX @@ static bool do_vfm_dp(DisasContext *s, arg_VFMA_dp *a, bool neg_n, bool neg_d) | ||
18 | return false; | ||
19 | } | ||
20 | |||
21 | - /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
22 | - if (!dc_isar_feature(aa32_simd_r32, s) && | ||
23 | - ((a->vd | a->vn | a->vm) & 0x10)) { | ||
24 | - return false; | ||
25 | - } | ||
26 | - | ||
27 | if (!vfp_access_check(s)) { | ||
28 | return true; | ||
29 | } | ||
30 | -- | ||
31 | 2.20.1 | ||
32 | |||
33 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | We were accidentally permitting decode of Thumb Neon insns even if | ||
2 | the CPU didn't have the FEATURE_NEON bit set, because the feature | ||
3 | check was being done before the call to disas_neon_data_insn() and | ||
4 | disas_neon_ls_insn() in the Arm decoder but was omitted from the | ||
5 | Thumb decoder. Push the feature bit check down into the called | ||
6 | functions so it is done for both Arm and Thumb encodings. | ||
1 | 7 | ||
8 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
9 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
10 | Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> | ||
11 | Message-id: 20200430181003.21682-3-peter.maydell@linaro.org | ||
12 | --- | ||
13 | target/arm/translate.c | 16 ++++++++-------- | ||
14 | 1 file changed, 8 insertions(+), 8 deletions(-) | ||
15 | |||
16 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
17 | index XXXXXXX..XXXXXXX 100644 | ||
18 | --- a/target/arm/translate.c | ||
19 | +++ b/target/arm/translate.c | ||
20 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) | ||
21 | TCGv_i32 tmp2; | ||
22 | TCGv_i64 tmp64; | ||
23 | |||
24 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
25 | + return 1; | ||
26 | + } | ||
27 | + | ||
28 | /* FIXME: this access check should not take precedence over UNDEF | ||
29 | * for invalid encodings; we will generate incorrect syndrome information | ||
30 | * for attempts to execute invalid vfp/neon encodings with FP disabled. | ||
31 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
32 | TCGv_ptr ptr1, ptr2, ptr3; | ||
33 | TCGv_i64 tmp64; | ||
34 | |||
35 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
36 | + return 1; | ||
37 | + } | ||
38 | + | ||
39 | /* FIXME: this access check should not take precedence over UNDEF | ||
40 | * for invalid encodings; we will generate incorrect syndrome information | ||
41 | * for attempts to execute invalid vfp/neon encodings with FP disabled. | ||
42 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
43 | |||
44 | if (((insn >> 25) & 7) == 1) { | ||
45 | /* NEON Data processing. */ | ||
46 | - if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
47 | - goto illegal_op; | ||
48 | - } | ||
49 | - | ||
50 | if (disas_neon_data_insn(s, insn)) { | ||
51 | goto illegal_op; | ||
52 | } | ||
53 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
54 | } | ||
55 | if ((insn & 0x0f100000) == 0x04000000) { | ||
56 | /* NEON load/store. */ | ||
57 | - if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
58 | - goto illegal_op; | ||
59 | - } | ||
60 | - | ||
61 | if (disas_neon_ls_insn(s, insn)) { | ||
62 | goto illegal_op; | ||
63 | } | ||
64 | -- | ||
65 | 2.20.1 | ||
66 | |||
67 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | 1 | Add the infrastructure for building and invoking a decodetree decoder | |
2 | for the AArch32 Neon encodings. At the moment the new decoder covers | ||
3 | nothing, so we always fall back to the existing hand-written decode. | ||
4 | |||
5 | We follow the same pattern we did for the VFP decodetree conversion | ||
6 | (commit 78e138bc1f672c145ef6ace74617d and following): code that deals | ||
7 | with Neon will be moving gradually out to translate-neon.vfp.inc, | ||
8 | which we #include into translate.c. | ||
9 | |||
10 | In order to share the decode files between A32 and T32, we | ||
11 | split Neon into 3 parts: | ||
12 | * data-processing | ||
13 | * load-store | ||
14 | * 'shared' encodings | ||
15 | |||
16 | The first two groups of instructions have similar but not identical | ||
17 | A32 and T32 encodings, so we need to manually transform the T32 | ||
18 | encoding into the A32 one before calling the decoder; the third group | ||
19 | covers the Neon instructions which are identical in A32 and T32. | ||
20 | |||
21 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
22 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
23 | Message-id: 20200430181003.21682-4-peter.maydell@linaro.org | ||
24 | --- | ||
25 | target/arm/neon-dp.decode | 29 ++++++++++++++++++++++++++ | ||
26 | target/arm/neon-ls.decode | 29 ++++++++++++++++++++++++++ | ||
27 | target/arm/neon-shared.decode | 27 +++++++++++++++++++++++++ | ||
28 | target/arm/translate-neon.inc.c | 32 +++++++++++++++++++++++++++++ | ||
29 | target/arm/translate.c | 36 +++++++++++++++++++++++++++++++-- | ||
30 | target/arm/Makefile.objs | 18 +++++++++++++++++ | ||
31 | 6 files changed, 169 insertions(+), 2 deletions(-) | ||
32 | create mode 100644 target/arm/neon-dp.decode | ||
33 | create mode 100644 target/arm/neon-ls.decode | ||
34 | create mode 100644 target/arm/neon-shared.decode | ||
35 | create mode 100644 target/arm/translate-neon.inc.c | ||
36 | |||
37 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
38 | new file mode 100644 | ||
39 | index XXXXXXX..XXXXXXX | ||
40 | --- /dev/null | ||
41 | +++ b/target/arm/neon-dp.decode | ||
42 | @@ -XXX,XX +XXX,XX @@ | ||
43 | +# AArch32 Neon data-processing instruction descriptions | ||
44 | +# | ||
45 | +# Copyright (c) 2020 Linaro, Ltd | ||
46 | +# | ||
47 | +# This library is free software; you can redistribute it and/or | ||
48 | +# modify it under the terms of the GNU Lesser General Public | ||
49 | +# License as published by the Free Software Foundation; either | ||
50 | +# version 2 of the License, or (at your option) any later version. | ||
51 | +# | ||
52 | +# This library is distributed in the hope that it will be useful, | ||
53 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
54 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
55 | +# Lesser General Public License for more details. | ||
56 | +# | ||
57 | +# You should have received a copy of the GNU Lesser General Public | ||
58 | +# License along with this library; if not, see <http://www.gnu.org/licenses/>. | ||
59 | + | ||
60 | +# | ||
61 | +# This file is processed by scripts/decodetree.py | ||
62 | +# | ||
63 | + | ||
64 | +# Encodings for Neon data processing instructions where the T32 encoding | ||
65 | +# is a simple transformation of the A32 encoding. | ||
66 | +# More specifically, this file covers instructions where the A32 encoding is | ||
67 | +# 0b1111_001p_qqqq_qqqq_qqqq_qqqq_qqqq_qqqq | ||
68 | +# and the T32 encoding is | ||
69 | +# 0b111p_1111_qqqq_qqqq_qqqq_qqqq_qqqq_qqqq | ||
70 | +# This file works on the A32 encoding only; calling code for T32 has to | ||
71 | +# transform the insn into the A32 version first. | ||
72 | diff --git a/target/arm/neon-ls.decode b/target/arm/neon-ls.decode | ||
73 | new file mode 100644 | ||
74 | index XXXXXXX..XXXXXXX | ||
75 | --- /dev/null | ||
76 | +++ b/target/arm/neon-ls.decode | ||
77 | @@ -XXX,XX +XXX,XX @@ | ||
78 | +# AArch32 Neon load/store instruction descriptions | ||
79 | +# | ||
80 | +# Copyright (c) 2020 Linaro, Ltd | ||
81 | +# | ||
82 | +# This library is free software; you can redistribute it and/or | ||
83 | +# modify it under the terms of the GNU Lesser General Public | ||
84 | +# License as published by the Free Software Foundation; either | ||
85 | +# version 2 of the License, or (at your option) any later version. | ||
86 | +# | ||
87 | +# This library is distributed in the hope that it will be useful, | ||
88 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
89 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
90 | +# Lesser General Public License for more details. | ||
91 | +# | ||
92 | +# You should have received a copy of the GNU Lesser General Public | ||
93 | +# License along with this library; if not, see <http://www.gnu.org/licenses/>. | ||
94 | + | ||
95 | +# | ||
96 | +# This file is processed by scripts/decodetree.py | ||
97 | +# | ||
98 | + | ||
99 | +# Encodings for Neon load/store instructions where the T32 encoding | ||
100 | +# is a simple transformation of the A32 encoding. | ||
101 | +# More specifically, this file covers instructions where the A32 encoding is | ||
102 | +# 0b1111_0100_xxx0_xxxx_xxxx_xxxx_xxxx_xxxx | ||
103 | +# and the T32 encoding is | ||
104 | +# 0b1111_1001_xxx0_xxxx_xxxx_xxxx_xxxx_xxxx | ||
105 | +# This file works on the A32 encoding only; calling code for T32 has to | ||
106 | +# transform the insn into the A32 version first. | ||
107 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
108 | new file mode 100644 | ||
109 | index XXXXXXX..XXXXXXX | ||
110 | --- /dev/null | ||
111 | +++ b/target/arm/neon-shared.decode | ||
112 | @@ -XXX,XX +XXX,XX @@ | ||
113 | +# AArch32 Neon instruction descriptions | ||
114 | +# | ||
115 | +# Copyright (c) 2020 Linaro, Ltd | ||
116 | +# | ||
117 | +# This library is free software; you can redistribute it and/or | ||
118 | +# modify it under the terms of the GNU Lesser General Public | ||
119 | +# License as published by the Free Software Foundation; either | ||
120 | +# version 2 of the License, or (at your option) any later version. | ||
121 | +# | ||
122 | +# This library is distributed in the hope that it will be useful, | ||
123 | +# but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
124 | +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
125 | +# Lesser General Public License for more details. | ||
126 | +# | ||
127 | +# You should have received a copy of the GNU Lesser General Public | ||
128 | +# License along with this library; if not, see <http://www.gnu.org/licenses/>. | ||
129 | + | ||
130 | +# | ||
131 | +# This file is processed by scripts/decodetree.py | ||
132 | +# | ||
133 | + | ||
134 | +# Encodings for Neon instructions whose encoding is the same for | ||
135 | +# both A32 and T32. | ||
136 | + | ||
137 | +# More specifically, this covers: | ||
138 | +# 2reg scalar ext: 0b1111_1110_xxxx_xxxx_xxxx_1x0x_xxxx_xxxx | ||
139 | +# 3same ext: 0b1111_110x_xxxx_xxxx_xxxx_1x0x_xxxx_xxxx | ||
140 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
141 | new file mode 100644 | ||
142 | index XXXXXXX..XXXXXXX | ||
143 | --- /dev/null | ||
144 | +++ b/target/arm/translate-neon.inc.c | ||
145 | @@ -XXX,XX +XXX,XX @@ | ||
146 | +/* | ||
147 | + * ARM translation: AArch32 Neon instructions | ||
148 | + * | ||
149 | + * Copyright (c) 2003 Fabrice Bellard | ||
150 | + * Copyright (c) 2005-2007 CodeSourcery | ||
151 | + * Copyright (c) 2007 OpenedHand, Ltd. | ||
152 | + * Copyright (c) 2020 Linaro, Ltd. | ||
153 | + * | ||
154 | + * This library is free software; you can redistribute it and/or | ||
155 | + * modify it under the terms of the GNU Lesser General Public | ||
156 | + * License as published by the Free Software Foundation; either | ||
157 | + * version 2 of the License, or (at your option) any later version. | ||
158 | + * | ||
159 | + * This library is distributed in the hope that it will be useful, | ||
160 | + * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
161 | + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
162 | + * Lesser General Public License for more details. | ||
163 | + * | ||
164 | + * You should have received a copy of the GNU Lesser General Public | ||
165 | + * License along with this library; if not, see <http://www.gnu.org/licenses/>. | ||
166 | + */ | ||
167 | + | ||
168 | +/* | ||
169 | + * This file is intended to be included from translate.c; it uses | ||
170 | + * some macros and definitions provided by that file. | ||
171 | + * It might be possible to convert it to a standalone .c file eventually. | ||
172 | + */ | ||
173 | + | ||
174 | +/* Include the generated Neon decoder */ | ||
175 | +#include "decode-neon-dp.inc.c" | ||
176 | +#include "decode-neon-ls.inc.c" | ||
177 | +#include "decode-neon-shared.inc.c" | ||
178 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
179 | index XXXXXXX..XXXXXXX 100644 | ||
180 | --- a/target/arm/translate.c | ||
181 | +++ b/target/arm/translate.c | ||
182 | @@ -XXX,XX +XXX,XX @@ static TCGv_ptr vfp_reg_ptr(bool dp, int reg) | ||
183 | |||
184 | #define ARM_CP_RW_BIT (1 << 20) | ||
185 | |||
186 | -/* Include the VFP decoder */ | ||
187 | +/* Include the VFP and Neon decoders */ | ||
188 | #include "translate-vfp.inc.c" | ||
189 | +#include "translate-neon.inc.c" | ||
190 | |||
191 | static inline void iwmmxt_load_reg(TCGv_i64 var, int reg) | ||
192 | { | ||
193 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
194 | /* Unconditional instructions. */ | ||
195 | /* TODO: Perhaps merge these into one decodetree output file. */ | ||
196 | if (disas_a32_uncond(s, insn) || | ||
197 | - disas_vfp_uncond(s, insn)) { | ||
198 | + disas_vfp_uncond(s, insn) || | ||
199 | + disas_neon_dp(s, insn) || | ||
200 | + disas_neon_ls(s, insn) || | ||
201 | + disas_neon_shared(s, insn)) { | ||
202 | return; | ||
203 | } | ||
204 | /* fall back to legacy decoder */ | ||
205 | @@ -XXX,XX +XXX,XX @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn) | ||
206 | ARCH(6T2); | ||
207 | } | ||
208 | |||
209 | + if ((insn & 0xef000000) == 0xef000000) { | ||
210 | + /* | ||
211 | + * T32 encodings 0b111p_1111_qqqq_qqqq_qqqq_qqqq_qqqq_qqqq | ||
212 | + * transform into | ||
213 | + * A32 encodings 0b1111_001p_qqqq_qqqq_qqqq_qqqq_qqqq_qqqq | ||
214 | + */ | ||
215 | + uint32_t a32_insn = (insn & 0xe2ffffff) | | ||
216 | + ((insn & (1 << 28)) >> 4) | (1 << 28); | ||
217 | + | ||
218 | + if (disas_neon_dp(s, a32_insn)) { | ||
219 | + return; | ||
220 | + } | ||
221 | + } | ||
222 | + | ||
223 | + if ((insn & 0xff100000) == 0xf9000000) { | ||
224 | + /* | ||
225 | + * T32 encodings 0b1111_1001_ppp0_qqqq_qqqq_qqqq_qqqq_qqqq | ||
226 | + * transform into | ||
227 | + * A32 encodings 0b1111_0100_ppp0_qqqq_qqqq_qqqq_qqqq_qqqq | ||
228 | + */ | ||
229 | + uint32_t a32_insn = (insn & 0x00ffffff) | 0xf4000000; | ||
230 | + | ||
231 | + if (disas_neon_ls(s, a32_insn)) { | ||
232 | + return; | ||
233 | + } | ||
234 | + } | ||
235 | + | ||
236 | /* | ||
237 | * TODO: Perhaps merge these into one decodetree output file. | ||
238 | * Note disas_vfp is written for a32 with cond field in the | ||
239 | @@ -XXX,XX +XXX,XX @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn) | ||
240 | */ | ||
241 | if (disas_t32(s, insn) || | ||
242 | disas_vfp_uncond(s, insn) || | ||
243 | + disas_neon_shared(s, insn) || | ||
244 | ((insn >> 28) == 0xe && disas_vfp(s, insn))) { | ||
245 | return; | ||
246 | } | ||
247 | diff --git a/target/arm/Makefile.objs b/target/arm/Makefile.objs | ||
248 | index XXXXXXX..XXXXXXX 100644 | ||
249 | --- a/target/arm/Makefile.objs | ||
250 | +++ b/target/arm/Makefile.objs | ||
251 | @@ -XXX,XX +XXX,XX @@ target/arm/decode-sve.inc.c: $(SRC_PATH)/target/arm/sve.decode $(DECODETREE) | ||
252 | $(PYTHON) $(DECODETREE) --decode disas_sve -o $@ $<,\ | ||
253 | "GEN", $(TARGET_DIR)$@) | ||
254 | |||
255 | +target/arm/decode-neon-shared.inc.c: $(SRC_PATH)/target/arm/neon-shared.decode $(DECODETREE) | ||
256 | + $(call quiet-command,\ | ||
257 | + $(PYTHON) $(DECODETREE) --static-decode disas_neon_shared -o $@ $<,\ | ||
258 | + "GEN", $(TARGET_DIR)$@) | ||
259 | + | ||
260 | +target/arm/decode-neon-dp.inc.c: $(SRC_PATH)/target/arm/neon-dp.decode $(DECODETREE) | ||
261 | + $(call quiet-command,\ | ||
262 | + $(PYTHON) $(DECODETREE) --static-decode disas_neon_dp -o $@ $<,\ | ||
263 | + "GEN", $(TARGET_DIR)$@) | ||
264 | + | ||
265 | +target/arm/decode-neon-ls.inc.c: $(SRC_PATH)/target/arm/neon-ls.decode $(DECODETREE) | ||
266 | + $(call quiet-command,\ | ||
267 | + $(PYTHON) $(DECODETREE) --static-decode disas_neon_ls -o $@ $<,\ | ||
268 | + "GEN", $(TARGET_DIR)$@) | ||
269 | + | ||
270 | target/arm/decode-vfp.inc.c: $(SRC_PATH)/target/arm/vfp.decode $(DECODETREE) | ||
271 | $(call quiet-command,\ | ||
272 | $(PYTHON) $(DECODETREE) --static-decode disas_vfp -o $@ $<,\ | ||
273 | @@ -XXX,XX +XXX,XX @@ target/arm/decode-t16.inc.c: $(SRC_PATH)/target/arm/t16.decode $(DECODETREE) | ||
274 | "GEN", $(TARGET_DIR)$@) | ||
275 | |||
276 | target/arm/translate-sve.o: target/arm/decode-sve.inc.c | ||
277 | +target/arm/translate.o: target/arm/decode-neon-shared.inc.c | ||
278 | +target/arm/translate.o: target/arm/decode-neon-dp.inc.c | ||
279 | +target/arm/translate.o: target/arm/decode-neon-ls.inc.c | ||
280 | target/arm/translate.o: target/arm/decode-vfp.inc.c | ||
281 | target/arm/translate.o: target/arm/decode-vfp-uncond.inc.c | ||
282 | target/arm/translate.o: target/arm/decode-a32.inc.c | ||
283 | -- | ||
284 | 2.20.1 | ||
285 | |||
286 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the VCMLA (vector) insns in the 3same extension group to | ||
2 | decodetree. | ||
1 | 3 | ||
4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-5-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-shared.decode | 11 ++++++++++ | ||
9 | target/arm/translate-neon.inc.c | 37 +++++++++++++++++++++++++++++++++ | ||
10 | target/arm/translate.c | 11 +--------- | ||
11 | 3 files changed, 49 insertions(+), 10 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/neon-shared.decode | ||
16 | +++ b/target/arm/neon-shared.decode | ||
17 | @@ -XXX,XX +XXX,XX @@ | ||
18 | # More specifically, this covers: | ||
19 | # 2reg scalar ext: 0b1111_1110_xxxx_xxxx_xxxx_1x0x_xxxx_xxxx | ||
20 | # 3same ext: 0b1111_110x_xxxx_xxxx_xxxx_1x0x_xxxx_xxxx | ||
21 | + | ||
22 | +# VFP/Neon register fields; same as vfp.decode | ||
23 | +%vm_dp 5:1 0:4 | ||
24 | +%vm_sp 0:4 5:1 | ||
25 | +%vn_dp 7:1 16:4 | ||
26 | +%vn_sp 16:4 7:1 | ||
27 | +%vd_dp 22:1 12:4 | ||
28 | +%vd_sp 12:4 22:1 | ||
29 | + | ||
30 | +VCMLA 1111 110 rot:2 . 1 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
31 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
32 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
33 | index XXXXXXX..XXXXXXX 100644 | ||
34 | --- a/target/arm/translate-neon.inc.c | ||
35 | +++ b/target/arm/translate-neon.inc.c | ||
36 | @@ -XXX,XX +XXX,XX @@ | ||
37 | #include "decode-neon-dp.inc.c" | ||
38 | #include "decode-neon-ls.inc.c" | ||
39 | #include "decode-neon-shared.inc.c" | ||
40 | + | ||
41 | +static bool trans_VCMLA(DisasContext *s, arg_VCMLA *a) | ||
42 | +{ | ||
43 | + int opr_sz; | ||
44 | + TCGv_ptr fpst; | ||
45 | + gen_helper_gvec_3_ptr *fn_gvec_ptr; | ||
46 | + | ||
47 | + if (!dc_isar_feature(aa32_vcma, s) | ||
48 | + || (!a->size && !dc_isar_feature(aa32_fp16_arith, s))) { | ||
49 | + return false; | ||
50 | + } | ||
51 | + | ||
52 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
53 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
54 | + ((a->vd | a->vn | a->vm) & 0x10)) { | ||
55 | + return false; | ||
56 | + } | ||
57 | + | ||
58 | + if ((a->vn | a->vm | a->vd) & a->q) { | ||
59 | + return false; | ||
60 | + } | ||
61 | + | ||
62 | + if (!vfp_access_check(s)) { | ||
63 | + return true; | ||
64 | + } | ||
65 | + | ||
66 | + opr_sz = (1 + a->q) * 8; | ||
67 | + fpst = get_fpstatus_ptr(1); | ||
68 | + fn_gvec_ptr = a->size ? gen_helper_gvec_fcmlas : gen_helper_gvec_fcmlah; | ||
69 | + tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), | ||
70 | + vfp_reg_offset(1, a->vn), | ||
71 | + vfp_reg_offset(1, a->vm), | ||
72 | + fpst, opr_sz, opr_sz, a->rot, | ||
73 | + fn_gvec_ptr); | ||
74 | + tcg_temp_free_ptr(fpst); | ||
75 | + return true; | ||
76 | +} | ||
77 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
78 | index XXXXXXX..XXXXXXX 100644 | ||
79 | --- a/target/arm/translate.c | ||
80 | +++ b/target/arm/translate.c | ||
81 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_insn_3same_ext(DisasContext *s, uint32_t insn) | ||
82 | bool is_long = false, q = extract32(insn, 6, 1); | ||
83 | bool ptr_is_env = false; | ||
84 | |||
85 | - if ((insn & 0xfe200f10) == 0xfc200800) { | ||
86 | - /* VCMLA -- 1111 110R R.1S .... .... 1000 ...0 .... */ | ||
87 | - int size = extract32(insn, 20, 1); | ||
88 | - data = extract32(insn, 23, 2); /* rot */ | ||
89 | - if (!dc_isar_feature(aa32_vcma, s) | ||
90 | - || (!size && !dc_isar_feature(aa32_fp16_arith, s))) { | ||
91 | - return 1; | ||
92 | - } | ||
93 | - fn_gvec_ptr = size ? gen_helper_gvec_fcmlas : gen_helper_gvec_fcmlah; | ||
94 | - } else if ((insn & 0xfea00f10) == 0xfc800800) { | ||
95 | + if ((insn & 0xfea00f10) == 0xfc800800) { | ||
96 | /* VCADD -- 1111 110R 1.0S .... .... 1000 ...0 .... */ | ||
97 | int size = extract32(insn, 20, 1); | ||
98 | data = extract32(insn, 24, 1); /* rot */ | ||
99 | -- | ||
100 | 2.20.1 | ||
101 | |||
102 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the VCADD (vector) insns to decodetree. | ||
1 | 2 | ||
3 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
4 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
5 | Message-id: 20200430181003.21682-6-peter.maydell@linaro.org | ||
6 | --- | ||
7 | target/arm/neon-shared.decode | 3 +++ | ||
8 | target/arm/translate-neon.inc.c | 37 +++++++++++++++++++++++++++++++++ | ||
9 | target/arm/translate.c | 11 +--------- | ||
10 | 3 files changed, 41 insertions(+), 10 deletions(-) | ||
11 | |||
12 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
13 | index XXXXXXX..XXXXXXX 100644 | ||
14 | --- a/target/arm/neon-shared.decode | ||
15 | +++ b/target/arm/neon-shared.decode | ||
16 | @@ -XXX,XX +XXX,XX @@ | ||
17 | |||
18 | VCMLA 1111 110 rot:2 . 1 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
19 | vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
20 | + | ||
21 | +VCADD 1111 110 rot:1 1 . 0 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
22 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
23 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
24 | index XXXXXXX..XXXXXXX 100644 | ||
25 | --- a/target/arm/translate-neon.inc.c | ||
26 | +++ b/target/arm/translate-neon.inc.c | ||
27 | @@ -XXX,XX +XXX,XX @@ static bool trans_VCMLA(DisasContext *s, arg_VCMLA *a) | ||
28 | tcg_temp_free_ptr(fpst); | ||
29 | return true; | ||
30 | } | ||
31 | + | ||
32 | +static bool trans_VCADD(DisasContext *s, arg_VCADD *a) | ||
33 | +{ | ||
34 | + int opr_sz; | ||
35 | + TCGv_ptr fpst; | ||
36 | + gen_helper_gvec_3_ptr *fn_gvec_ptr; | ||
37 | + | ||
38 | + if (!dc_isar_feature(aa32_vcma, s) | ||
39 | + || (!a->size && !dc_isar_feature(aa32_fp16_arith, s))) { | ||
40 | + return false; | ||
41 | + } | ||
42 | + | ||
43 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
44 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
45 | + ((a->vd | a->vn | a->vm) & 0x10)) { | ||
46 | + return false; | ||
47 | + } | ||
48 | + | ||
49 | + if ((a->vn | a->vm | a->vd) & a->q) { | ||
50 | + return false; | ||
51 | + } | ||
52 | + | ||
53 | + if (!vfp_access_check(s)) { | ||
54 | + return true; | ||
55 | + } | ||
56 | + | ||
57 | + opr_sz = (1 + a->q) * 8; | ||
58 | + fpst = get_fpstatus_ptr(1); | ||
59 | + fn_gvec_ptr = a->size ? gen_helper_gvec_fcadds : gen_helper_gvec_fcaddh; | ||
60 | + tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), | ||
61 | + vfp_reg_offset(1, a->vn), | ||
62 | + vfp_reg_offset(1, a->vm), | ||
63 | + fpst, opr_sz, opr_sz, a->rot, | ||
64 | + fn_gvec_ptr); | ||
65 | + tcg_temp_free_ptr(fpst); | ||
66 | + return true; | ||
67 | +} | ||
68 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
69 | index XXXXXXX..XXXXXXX 100644 | ||
70 | --- a/target/arm/translate.c | ||
71 | +++ b/target/arm/translate.c | ||
72 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_insn_3same_ext(DisasContext *s, uint32_t insn) | ||
73 | bool is_long = false, q = extract32(insn, 6, 1); | ||
74 | bool ptr_is_env = false; | ||
75 | |||
76 | - if ((insn & 0xfea00f10) == 0xfc800800) { | ||
77 | - /* VCADD -- 1111 110R 1.0S .... .... 1000 ...0 .... */ | ||
78 | - int size = extract32(insn, 20, 1); | ||
79 | - data = extract32(insn, 24, 1); /* rot */ | ||
80 | - if (!dc_isar_feature(aa32_vcma, s) | ||
81 | - || (!size && !dc_isar_feature(aa32_fp16_arith, s))) { | ||
82 | - return 1; | ||
83 | - } | ||
84 | - fn_gvec_ptr = size ? gen_helper_gvec_fcadds : gen_helper_gvec_fcaddh; | ||
85 | - } else if ((insn & 0xfeb00f00) == 0xfc200d00) { | ||
86 | + if ((insn & 0xfeb00f00) == 0xfc200d00) { | ||
87 | /* V[US]DOT -- 1111 1100 0.10 .... .... 1101 .Q.U .... */ | ||
88 | bool u = extract32(insn, 4, 1); | ||
89 | if (!dc_isar_feature(aa32_dp, s)) { | ||
90 | -- | ||
91 | 2.20.1 | ||
92 | |||
93 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the V[US]DOT (vector) insns to decodetree. | ||
1 | 2 | ||
3 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
4 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
5 | Message-id: 20200430181003.21682-7-peter.maydell@linaro.org | ||
6 | --- | ||
7 | target/arm/neon-shared.decode | 4 ++++ | ||
8 | target/arm/translate-neon.inc.c | 32 ++++++++++++++++++++++++++++++++ | ||
9 | target/arm/translate.c | 9 +-------- | ||
10 | 3 files changed, 37 insertions(+), 8 deletions(-) | ||
11 | |||
12 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
13 | index XXXXXXX..XXXXXXX 100644 | ||
14 | --- a/target/arm/neon-shared.decode | ||
15 | +++ b/target/arm/neon-shared.decode | ||
16 | @@ -XXX,XX +XXX,XX @@ VCMLA 1111 110 rot:2 . 1 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
17 | |||
18 | VCADD 1111 110 rot:1 1 . 0 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
19 | vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
20 | + | ||
21 | +# VUDOT and VSDOT | ||
22 | +VDOT 1111 110 00 . 10 .... .... 1101 . q:1 . u:1 .... \ | ||
23 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
24 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
25 | index XXXXXXX..XXXXXXX 100644 | ||
26 | --- a/target/arm/translate-neon.inc.c | ||
27 | +++ b/target/arm/translate-neon.inc.c | ||
28 | @@ -XXX,XX +XXX,XX @@ static bool trans_VCADD(DisasContext *s, arg_VCADD *a) | ||
29 | tcg_temp_free_ptr(fpst); | ||
30 | return true; | ||
31 | } | ||
32 | + | ||
33 | +static bool trans_VDOT(DisasContext *s, arg_VDOT *a) | ||
34 | +{ | ||
35 | + int opr_sz; | ||
36 | + gen_helper_gvec_3 *fn_gvec; | ||
37 | + | ||
38 | + if (!dc_isar_feature(aa32_dp, s)) { | ||
39 | + return false; | ||
40 | + } | ||
41 | + | ||
42 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
43 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
44 | + ((a->vd | a->vn | a->vm) & 0x10)) { | ||
45 | + return false; | ||
46 | + } | ||
47 | + | ||
48 | + if ((a->vn | a->vm | a->vd) & a->q) { | ||
49 | + return false; | ||
50 | + } | ||
51 | + | ||
52 | + if (!vfp_access_check(s)) { | ||
53 | + return true; | ||
54 | + } | ||
55 | + | ||
56 | + opr_sz = (1 + a->q) * 8; | ||
57 | + fn_gvec = a->u ? gen_helper_gvec_udot_b : gen_helper_gvec_sdot_b; | ||
58 | + tcg_gen_gvec_3_ool(vfp_reg_offset(1, a->vd), | ||
59 | + vfp_reg_offset(1, a->vn), | ||
60 | + vfp_reg_offset(1, a->vm), | ||
61 | + opr_sz, opr_sz, 0, fn_gvec); | ||
62 | + return true; | ||
63 | +} | ||
64 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
65 | index XXXXXXX..XXXXXXX 100644 | ||
66 | --- a/target/arm/translate.c | ||
67 | +++ b/target/arm/translate.c | ||
68 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_insn_3same_ext(DisasContext *s, uint32_t insn) | ||
69 | bool is_long = false, q = extract32(insn, 6, 1); | ||
70 | bool ptr_is_env = false; | ||
71 | |||
72 | - if ((insn & 0xfeb00f00) == 0xfc200d00) { | ||
73 | - /* V[US]DOT -- 1111 1100 0.10 .... .... 1101 .Q.U .... */ | ||
74 | - bool u = extract32(insn, 4, 1); | ||
75 | - if (!dc_isar_feature(aa32_dp, s)) { | ||
76 | - return 1; | ||
77 | - } | ||
78 | - fn_gvec = u ? gen_helper_gvec_udot_b : gen_helper_gvec_sdot_b; | ||
79 | - } else if ((insn & 0xff300f10) == 0xfc200810) { | ||
80 | + if ((insn & 0xff300f10) == 0xfc200810) { | ||
81 | /* VFM[AS]L -- 1111 1100 S.10 .... .... 1000 .Q.1 .... */ | ||
82 | int is_s = extract32(insn, 23, 1); | ||
83 | if (!dc_isar_feature(aa32_fhm, s)) { | ||
84 | -- | ||
85 | 2.20.1 | ||
86 | |||
87 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the VFM[AS]L (vector) insns to decodetree. This is the last | ||
2 | insn in the legacy decoder for the 3same_ext group, so we can | ||
3 | delete the legacy decoder function for the group entirely. | ||
1 | 4 | ||
5 | Note that in disas_thumb2_insn() the parts of this encoding space | ||
6 | where the decodetree decoder returns false will correctly be directed | ||
7 | to illegal_op by the "(insn & (1 << 28))" check so they won't fall | ||
8 | into disas_coproc_insn() by mistake. | ||
9 | |||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
12 | Message-id: 20200430181003.21682-8-peter.maydell@linaro.org | ||
13 | --- | ||
14 | target/arm/neon-shared.decode | 6 +++ | ||
15 | target/arm/translate-neon.inc.c | 31 +++++++++++ | ||
16 | target/arm/translate.c | 92 +-------------------------------- | ||
17 | 3 files changed, 38 insertions(+), 91 deletions(-) | ||
18 | |||
19 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
20 | index XXXXXXX..XXXXXXX 100644 | ||
21 | --- a/target/arm/neon-shared.decode | ||
22 | +++ b/target/arm/neon-shared.decode | ||
23 | @@ -XXX,XX +XXX,XX @@ VCADD 1111 110 rot:1 1 . 0 size:1 .... .... 1000 . q:1 . 0 .... \ | ||
24 | # VUDOT and VSDOT | ||
25 | VDOT 1111 110 00 . 10 .... .... 1101 . q:1 . u:1 .... \ | ||
26 | vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
27 | + | ||
28 | +# VFM[AS]L | ||
29 | +VFML 1111 110 0 s:1 . 10 .... .... 1000 . 0 . 1 .... \ | ||
30 | + vm=%vm_sp vn=%vn_sp vd=%vd_dp q=0 | ||
31 | +VFML 1111 110 0 s:1 . 10 .... .... 1000 . 1 . 1 .... \ | ||
32 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp q=1 | ||
33 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
34 | index XXXXXXX..XXXXXXX 100644 | ||
35 | --- a/target/arm/translate-neon.inc.c | ||
36 | +++ b/target/arm/translate-neon.inc.c | ||
37 | @@ -XXX,XX +XXX,XX @@ static bool trans_VDOT(DisasContext *s, arg_VDOT *a) | ||
38 | opr_sz, opr_sz, 0, fn_gvec); | ||
39 | return true; | ||
40 | } | ||
41 | + | ||
42 | +static bool trans_VFML(DisasContext *s, arg_VFML *a) | ||
43 | +{ | ||
44 | + int opr_sz; | ||
45 | + | ||
46 | + if (!dc_isar_feature(aa32_fhm, s)) { | ||
47 | + return false; | ||
48 | + } | ||
49 | + | ||
50 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
51 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
52 | + (a->vd & 0x10)) { | ||
53 | + return false; | ||
54 | + } | ||
55 | + | ||
56 | + if (a->vd & a->q) { | ||
57 | + return false; | ||
58 | + } | ||
59 | + | ||
60 | + if (!vfp_access_check(s)) { | ||
61 | + return true; | ||
62 | + } | ||
63 | + | ||
64 | + opr_sz = (1 + a->q) * 8; | ||
65 | + tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), | ||
66 | + vfp_reg_offset(a->q, a->vn), | ||
67 | + vfp_reg_offset(a->q, a->vm), | ||
68 | + cpu_env, opr_sz, opr_sz, a->s, /* is_2 == 0 */ | ||
69 | + gen_helper_gvec_fmlal_a32); | ||
70 | + return true; | ||
71 | +} | ||
72 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
73 | index XXXXXXX..XXXXXXX 100644 | ||
74 | --- a/target/arm/translate.c | ||
75 | +++ b/target/arm/translate.c | ||
76 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
77 | return 0; | ||
78 | } | ||
79 | |||
80 | -/* Advanced SIMD three registers of the same length extension. | ||
81 | - * 31 25 23 22 20 16 12 11 10 9 8 3 0 | ||
82 | - * +---------------+-----+---+-----+----+----+---+----+---+----+---------+----+ | ||
83 | - * | 1 1 1 1 1 1 0 | op1 | D | op2 | Vn | Vd | 1 | o3 | 0 | o4 | N Q M U | Vm | | ||
84 | - * +---------------+-----+---+-----+----+----+---+----+---+----+---------+----+ | ||
85 | - */ | ||
86 | -static int disas_neon_insn_3same_ext(DisasContext *s, uint32_t insn) | ||
87 | -{ | ||
88 | - gen_helper_gvec_3 *fn_gvec = NULL; | ||
89 | - gen_helper_gvec_3_ptr *fn_gvec_ptr = NULL; | ||
90 | - int rd, rn, rm, opr_sz; | ||
91 | - int data = 0; | ||
92 | - int off_rn, off_rm; | ||
93 | - bool is_long = false, q = extract32(insn, 6, 1); | ||
94 | - bool ptr_is_env = false; | ||
95 | - | ||
96 | - if ((insn & 0xff300f10) == 0xfc200810) { | ||
97 | - /* VFM[AS]L -- 1111 1100 S.10 .... .... 1000 .Q.1 .... */ | ||
98 | - int is_s = extract32(insn, 23, 1); | ||
99 | - if (!dc_isar_feature(aa32_fhm, s)) { | ||
100 | - return 1; | ||
101 | - } | ||
102 | - is_long = true; | ||
103 | - data = is_s; /* is_2 == 0 */ | ||
104 | - fn_gvec_ptr = gen_helper_gvec_fmlal_a32; | ||
105 | - ptr_is_env = true; | ||
106 | - } else { | ||
107 | - return 1; | ||
108 | - } | ||
109 | - | ||
110 | - VFP_DREG_D(rd, insn); | ||
111 | - if (rd & q) { | ||
112 | - return 1; | ||
113 | - } | ||
114 | - if (q || !is_long) { | ||
115 | - VFP_DREG_N(rn, insn); | ||
116 | - VFP_DREG_M(rm, insn); | ||
117 | - if ((rn | rm) & q & !is_long) { | ||
118 | - return 1; | ||
119 | - } | ||
120 | - off_rn = vfp_reg_offset(1, rn); | ||
121 | - off_rm = vfp_reg_offset(1, rm); | ||
122 | - } else { | ||
123 | - rn = VFP_SREG_N(insn); | ||
124 | - rm = VFP_SREG_M(insn); | ||
125 | - off_rn = vfp_reg_offset(0, rn); | ||
126 | - off_rm = vfp_reg_offset(0, rm); | ||
127 | - } | ||
128 | - | ||
129 | - if (s->fp_excp_el) { | ||
130 | - gen_exception_insn(s, s->pc_curr, EXCP_UDEF, | ||
131 | - syn_simd_access_trap(1, 0xe, false), s->fp_excp_el); | ||
132 | - return 0; | ||
133 | - } | ||
134 | - if (!s->vfp_enabled) { | ||
135 | - return 1; | ||
136 | - } | ||
137 | - | ||
138 | - opr_sz = (1 + q) * 8; | ||
139 | - if (fn_gvec_ptr) { | ||
140 | - TCGv_ptr ptr; | ||
141 | - if (ptr_is_env) { | ||
142 | - ptr = cpu_env; | ||
143 | - } else { | ||
144 | - ptr = get_fpstatus_ptr(1); | ||
145 | - } | ||
146 | - tcg_gen_gvec_3_ptr(vfp_reg_offset(1, rd), off_rn, off_rm, ptr, | ||
147 | - opr_sz, opr_sz, data, fn_gvec_ptr); | ||
148 | - if (!ptr_is_env) { | ||
149 | - tcg_temp_free_ptr(ptr); | ||
150 | - } | ||
151 | - } else { | ||
152 | - tcg_gen_gvec_3_ool(vfp_reg_offset(1, rd), off_rn, off_rm, | ||
153 | - opr_sz, opr_sz, data, fn_gvec); | ||
154 | - } | ||
155 | - return 0; | ||
156 | -} | ||
157 | - | ||
158 | /* Advanced SIMD two registers and a scalar extension. | ||
159 | * 31 24 23 22 20 16 12 11 10 9 8 3 0 | ||
160 | * +-----------------+----+---+----+----+----+---+----+---+----+---------+----+ | ||
161 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
162 | } | ||
163 | } | ||
164 | } | ||
165 | - } else if ((insn & 0x0e000a00) == 0x0c000800 | ||
166 | - && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
167 | - if (disas_neon_insn_3same_ext(s, insn)) { | ||
168 | - goto illegal_op; | ||
169 | - } | ||
170 | - return; | ||
171 | } else if ((insn & 0x0f000a00) == 0x0e000800 | ||
172 | && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
173 | if (disas_neon_insn_2reg_scalar_ext(s, insn)) { | ||
174 | @@ -XXX,XX +XXX,XX @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn) | ||
175 | } | ||
176 | break; | ||
177 | } | ||
178 | - if ((insn & 0xfe000a00) == 0xfc000800 | ||
179 | + if ((insn & 0xff000a00) == 0xfe000800 | ||
180 | && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
181 | /* The Thumb2 and ARM encodings are identical. */ | ||
182 | - if (disas_neon_insn_3same_ext(s, insn)) { | ||
183 | - goto illegal_op; | ||
184 | - } | ||
185 | - } else if ((insn & 0xff000a00) == 0xfe000800 | ||
186 | - && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
187 | - /* The Thumb2 and ARM encodings are identical. */ | ||
188 | if (disas_neon_insn_2reg_scalar_ext(s, insn)) { | ||
189 | goto illegal_op; | ||
190 | } | ||
191 | -- | ||
192 | 2.20.1 | ||
193 | |||
194 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert VCMLA (scalar) in the 2reg-scalar-ext group to decodetree. | ||
1 | 2 | ||
3 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
4 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
5 | Message-id: 20200430181003.21682-9-peter.maydell@linaro.org | ||
6 | --- | ||
7 | target/arm/neon-shared.decode | 5 +++++ | ||
8 | target/arm/translate-neon.inc.c | 40 +++++++++++++++++++++++++++++++++ | ||
9 | target/arm/translate.c | 26 +-------------------- | ||
10 | 3 files changed, 46 insertions(+), 25 deletions(-) | ||
11 | |||
12 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
13 | index XXXXXXX..XXXXXXX 100644 | ||
14 | --- a/target/arm/neon-shared.decode | ||
15 | +++ b/target/arm/neon-shared.decode | ||
16 | @@ -XXX,XX +XXX,XX @@ VFML 1111 110 0 s:1 . 10 .... .... 1000 . 0 . 1 .... \ | ||
17 | vm=%vm_sp vn=%vn_sp vd=%vd_dp q=0 | ||
18 | VFML 1111 110 0 s:1 . 10 .... .... 1000 . 1 . 1 .... \ | ||
19 | vm=%vm_dp vn=%vn_dp vd=%vd_dp q=1 | ||
20 | + | ||
21 | +VCMLA_scalar 1111 1110 0 . rot:2 .... .... 1000 . q:1 index:1 0 vm:4 \ | ||
22 | + vn=%vn_dp vd=%vd_dp size=0 | ||
23 | +VCMLA_scalar 1111 1110 1 . rot:2 .... .... 1000 . q:1 . 0 .... \ | ||
24 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp size=1 index=0 | ||
25 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
26 | index XXXXXXX..XXXXXXX 100644 | ||
27 | --- a/target/arm/translate-neon.inc.c | ||
28 | +++ b/target/arm/translate-neon.inc.c | ||
29 | @@ -XXX,XX +XXX,XX @@ static bool trans_VFML(DisasContext *s, arg_VFML *a) | ||
30 | gen_helper_gvec_fmlal_a32); | ||
31 | return true; | ||
32 | } | ||
33 | + | ||
34 | +static bool trans_VCMLA_scalar(DisasContext *s, arg_VCMLA_scalar *a) | ||
35 | +{ | ||
36 | + gen_helper_gvec_3_ptr *fn_gvec_ptr; | ||
37 | + int opr_sz; | ||
38 | + TCGv_ptr fpst; | ||
39 | + | ||
40 | + if (!dc_isar_feature(aa32_vcma, s)) { | ||
41 | + return false; | ||
42 | + } | ||
43 | + if (a->size == 0 && !dc_isar_feature(aa32_fp16_arith, s)) { | ||
44 | + return false; | ||
45 | + } | ||
46 | + | ||
47 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
48 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
49 | + ((a->vd | a->vn | a->vm) & 0x10)) { | ||
50 | + return false; | ||
51 | + } | ||
52 | + | ||
53 | + if ((a->vd | a->vn) & a->q) { | ||
54 | + return false; | ||
55 | + } | ||
56 | + | ||
57 | + if (!vfp_access_check(s)) { | ||
58 | + return true; | ||
59 | + } | ||
60 | + | ||
61 | + fn_gvec_ptr = (a->size ? gen_helper_gvec_fcmlas_idx | ||
62 | + : gen_helper_gvec_fcmlah_idx); | ||
63 | + opr_sz = (1 + a->q) * 8; | ||
64 | + fpst = get_fpstatus_ptr(1); | ||
65 | + tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), | ||
66 | + vfp_reg_offset(1, a->vn), | ||
67 | + vfp_reg_offset(1, a->vm), | ||
68 | + fpst, opr_sz, opr_sz, | ||
69 | + (a->index << 2) | a->rot, fn_gvec_ptr); | ||
70 | + tcg_temp_free_ptr(fpst); | ||
71 | + return true; | ||
72 | +} | ||
73 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
74 | index XXXXXXX..XXXXXXX 100644 | ||
75 | --- a/target/arm/translate.c | ||
76 | +++ b/target/arm/translate.c | ||
77 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_insn_2reg_scalar_ext(DisasContext *s, uint32_t insn) | ||
78 | bool is_long = false, q = extract32(insn, 6, 1); | ||
79 | bool ptr_is_env = false; | ||
80 | |||
81 | - if ((insn & 0xff000f10) == 0xfe000800) { | ||
82 | - /* VCMLA (indexed) -- 1111 1110 S.RR .... .... 1000 ...0 .... */ | ||
83 | - int rot = extract32(insn, 20, 2); | ||
84 | - int size = extract32(insn, 23, 1); | ||
85 | - int index; | ||
86 | - | ||
87 | - if (!dc_isar_feature(aa32_vcma, s)) { | ||
88 | - return 1; | ||
89 | - } | ||
90 | - if (size == 0) { | ||
91 | - if (!dc_isar_feature(aa32_fp16_arith, s)) { | ||
92 | - return 1; | ||
93 | - } | ||
94 | - /* For fp16, rm is just Vm, and index is M. */ | ||
95 | - rm = extract32(insn, 0, 4); | ||
96 | - index = extract32(insn, 5, 1); | ||
97 | - } else { | ||
98 | - /* For fp32, rm is the usual M:Vm, and index is 0. */ | ||
99 | - VFP_DREG_M(rm, insn); | ||
100 | - index = 0; | ||
101 | - } | ||
102 | - data = (index << 2) | rot; | ||
103 | - fn_gvec_ptr = (size ? gen_helper_gvec_fcmlas_idx | ||
104 | - : gen_helper_gvec_fcmlah_idx); | ||
105 | - } else if ((insn & 0xffb00f00) == 0xfe200d00) { | ||
106 | + if ((insn & 0xffb00f00) == 0xfe200d00) { | ||
107 | /* V[US]DOT -- 1111 1110 0.10 .... .... 1101 .Q.U .... */ | ||
108 | int u = extract32(insn, 4, 1); | ||
109 | |||
110 | -- | ||
111 | 2.20.1 | ||
112 | |||
113 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the V[US]DOT (scalar) insns in the 2reg-scalar-ext group | ||
2 | to decodetree. | ||
1 | 3 | ||
4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-10-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-shared.decode | 3 +++ | ||
9 | target/arm/translate-neon.inc.c | 35 +++++++++++++++++++++++++++++++++ | ||
10 | target/arm/translate.c | 13 +----------- | ||
11 | 3 files changed, 39 insertions(+), 12 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/neon-shared.decode | ||
16 | +++ b/target/arm/neon-shared.decode | ||
17 | @@ -XXX,XX +XXX,XX @@ VCMLA_scalar 1111 1110 0 . rot:2 .... .... 1000 . q:1 index:1 0 vm:4 \ | ||
18 | vn=%vn_dp vd=%vd_dp size=0 | ||
19 | VCMLA_scalar 1111 1110 1 . rot:2 .... .... 1000 . q:1 . 0 .... \ | ||
20 | vm=%vm_dp vn=%vn_dp vd=%vd_dp size=1 index=0 | ||
21 | + | ||
22 | +VDOT_scalar 1111 1110 0 . 10 .... .... 1101 . q:1 index:1 u:1 rm:4 \ | ||
23 | + vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
24 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
25 | index XXXXXXX..XXXXXXX 100644 | ||
26 | --- a/target/arm/translate-neon.inc.c | ||
27 | +++ b/target/arm/translate-neon.inc.c | ||
28 | @@ -XXX,XX +XXX,XX @@ static bool trans_VCMLA_scalar(DisasContext *s, arg_VCMLA_scalar *a) | ||
29 | tcg_temp_free_ptr(fpst); | ||
30 | return true; | ||
31 | } | ||
32 | + | ||
33 | +static bool trans_VDOT_scalar(DisasContext *s, arg_VDOT_scalar *a) | ||
34 | +{ | ||
35 | + gen_helper_gvec_3 *fn_gvec; | ||
36 | + int opr_sz; | ||
37 | + TCGv_ptr fpst; | ||
38 | + | ||
39 | + if (!dc_isar_feature(aa32_dp, s)) { | ||
40 | + return false; | ||
41 | + } | ||
42 | + | ||
43 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
44 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
45 | + ((a->vd | a->vn) & 0x10)) { | ||
46 | + return false; | ||
47 | + } | ||
48 | + | ||
49 | + if ((a->vd | a->vn) & a->q) { | ||
50 | + return false; | ||
51 | + } | ||
52 | + | ||
53 | + if (!vfp_access_check(s)) { | ||
54 | + return true; | ||
55 | + } | ||
56 | + | ||
57 | + fn_gvec = a->u ? gen_helper_gvec_udot_idx_b : gen_helper_gvec_sdot_idx_b; | ||
58 | + opr_sz = (1 + a->q) * 8; | ||
59 | + fpst = get_fpstatus_ptr(1); | ||
60 | + tcg_gen_gvec_3_ool(vfp_reg_offset(1, a->vd), | ||
61 | + vfp_reg_offset(1, a->vn), | ||
62 | + vfp_reg_offset(1, a->rm), | ||
63 | + opr_sz, opr_sz, a->index, fn_gvec); | ||
64 | + tcg_temp_free_ptr(fpst); | ||
65 | + return true; | ||
66 | +} | ||
67 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
68 | index XXXXXXX..XXXXXXX 100644 | ||
69 | --- a/target/arm/translate.c | ||
70 | +++ b/target/arm/translate.c | ||
71 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_insn_2reg_scalar_ext(DisasContext *s, uint32_t insn) | ||
72 | bool is_long = false, q = extract32(insn, 6, 1); | ||
73 | bool ptr_is_env = false; | ||
74 | |||
75 | - if ((insn & 0xffb00f00) == 0xfe200d00) { | ||
76 | - /* V[US]DOT -- 1111 1110 0.10 .... .... 1101 .Q.U .... */ | ||
77 | - int u = extract32(insn, 4, 1); | ||
78 | - | ||
79 | - if (!dc_isar_feature(aa32_dp, s)) { | ||
80 | - return 1; | ||
81 | - } | ||
82 | - fn_gvec = u ? gen_helper_gvec_udot_idx_b : gen_helper_gvec_sdot_idx_b; | ||
83 | - /* rm is just Vm, and index is M. */ | ||
84 | - data = extract32(insn, 5, 1); /* index */ | ||
85 | - rm = extract32(insn, 0, 4); | ||
86 | - } else if ((insn & 0xffa00f10) == 0xfe000810) { | ||
87 | + if ((insn & 0xffa00f10) == 0xfe000810) { | ||
88 | /* VFM[AS]L -- 1111 1110 0.0S .... .... 1000 .Q.1 .... */ | ||
89 | int is_s = extract32(insn, 20, 1); | ||
90 | int vm20 = extract32(insn, 0, 3); | ||
91 | -- | ||
92 | 2.20.1 | ||
93 | |||
94 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | 1 | Convert the VFM[AS]L (scalar) insns in the 2reg-scalar-ext group | |
2 | to decodetree. These are the last ones in the group so we can remove | ||
3 | all the legacy decode for the group. | ||
4 | |||
5 | Note that in disas_thumb2_insn() the parts of this encoding space | ||
6 | where the decodetree decoder returns false will correctly be directed | ||
7 | to illegal_op by the "(insn & (1 << 28))" check so they won't fall | ||
8 | into disas_coproc_insn() by mistake. | ||
9 | |||
10 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
11 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
12 | Message-id: 20200430181003.21682-11-peter.maydell@linaro.org | ||
13 | --- | ||
14 | target/arm/neon-shared.decode | 7 +++ | ||
15 | target/arm/translate-neon.inc.c | 32 ++++++++++ | ||
16 | target/arm/translate.c | 107 +------------------------------- | ||
17 | 3 files changed, 40 insertions(+), 106 deletions(-) | ||
18 | |||
19 | diff --git a/target/arm/neon-shared.decode b/target/arm/neon-shared.decode | ||
20 | index XXXXXXX..XXXXXXX 100644 | ||
21 | --- a/target/arm/neon-shared.decode | ||
22 | +++ b/target/arm/neon-shared.decode | ||
23 | @@ -XXX,XX +XXX,XX @@ VCMLA_scalar 1111 1110 1 . rot:2 .... .... 1000 . q:1 . 0 .... \ | ||
24 | |||
25 | VDOT_scalar 1111 1110 0 . 10 .... .... 1101 . q:1 index:1 u:1 rm:4 \ | ||
26 | vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
27 | + | ||
28 | +%vfml_scalar_q0_rm 0:3 5:1 | ||
29 | +%vfml_scalar_q1_index 5:1 3:1 | ||
30 | +VFML_scalar 1111 1110 0 . 0 s:1 .... .... 1000 . 0 . 1 index:1 ... \ | ||
31 | + rm=%vfml_scalar_q0_rm vn=%vn_sp vd=%vd_dp q=0 | ||
32 | +VFML_scalar 1111 1110 0 . 0 s:1 .... .... 1000 . 1 . 1 . rm:3 \ | ||
33 | + index=%vfml_scalar_q1_index vn=%vn_dp vd=%vd_dp q=1 | ||
34 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
35 | index XXXXXXX..XXXXXXX 100644 | ||
36 | --- a/target/arm/translate-neon.inc.c | ||
37 | +++ b/target/arm/translate-neon.inc.c | ||
38 | @@ -XXX,XX +XXX,XX @@ static bool trans_VDOT_scalar(DisasContext *s, arg_VDOT_scalar *a) | ||
39 | tcg_temp_free_ptr(fpst); | ||
40 | return true; | ||
41 | } | ||
42 | + | ||
43 | +static bool trans_VFML_scalar(DisasContext *s, arg_VFML_scalar *a) | ||
44 | +{ | ||
45 | + int opr_sz; | ||
46 | + | ||
47 | + if (!dc_isar_feature(aa32_fhm, s)) { | ||
48 | + return false; | ||
49 | + } | ||
50 | + | ||
51 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
52 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
53 | + ((a->vd & 0x10) || (a->q && (a->vn & 0x10)))) { | ||
54 | + return false; | ||
55 | + } | ||
56 | + | ||
57 | + if (a->vd & a->q) { | ||
58 | + return false; | ||
59 | + } | ||
60 | + | ||
61 | + if (!vfp_access_check(s)) { | ||
62 | + return true; | ||
63 | + } | ||
64 | + | ||
65 | + opr_sz = (1 + a->q) * 8; | ||
66 | + tcg_gen_gvec_3_ptr(vfp_reg_offset(1, a->vd), | ||
67 | + vfp_reg_offset(a->q, a->vn), | ||
68 | + vfp_reg_offset(a->q, a->rm), | ||
69 | + cpu_env, opr_sz, opr_sz, | ||
70 | + (a->index << 2) | a->s, /* is_2 == 0 */ | ||
71 | + gen_helper_gvec_fmlal_idx_a32); | ||
72 | + return true; | ||
73 | +} | ||
74 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
75 | index XXXXXXX..XXXXXXX 100644 | ||
76 | --- a/target/arm/translate.c | ||
77 | +++ b/target/arm/translate.c | ||
78 | @@ -XXX,XX +XXX,XX @@ static int disas_dsp_insn(DisasContext *s, uint32_t insn) | ||
79 | } | ||
80 | |||
81 | #define VFP_REG_SHR(x, n) (((n) > 0) ? (x) >> (n) : (x) << -(n)) | ||
82 | -#define VFP_SREG(insn, bigbit, smallbit) \ | ||
83 | - ((VFP_REG_SHR(insn, bigbit - 1) & 0x1e) | (((insn) >> (smallbit)) & 1)) | ||
84 | #define VFP_DREG(reg, insn, bigbit, smallbit) do { \ | ||
85 | if (dc_isar_feature(aa32_simd_r32, s)) { \ | ||
86 | reg = (((insn) >> (bigbit)) & 0x0f) \ | ||
87 | @@ -XXX,XX +XXX,XX @@ static int disas_dsp_insn(DisasContext *s, uint32_t insn) | ||
88 | reg = ((insn) >> (bigbit)) & 0x0f; \ | ||
89 | }} while (0) | ||
90 | |||
91 | -#define VFP_SREG_D(insn) VFP_SREG(insn, 12, 22) | ||
92 | #define VFP_DREG_D(reg, insn) VFP_DREG(reg, insn, 12, 22) | ||
93 | -#define VFP_SREG_N(insn) VFP_SREG(insn, 16, 7) | ||
94 | #define VFP_DREG_N(reg, insn) VFP_DREG(reg, insn, 16, 7) | ||
95 | -#define VFP_SREG_M(insn) VFP_SREG(insn, 0, 5) | ||
96 | #define VFP_DREG_M(reg, insn) VFP_DREG(reg, insn, 0, 5) | ||
97 | |||
98 | static void gen_neon_dup_low16(TCGv_i32 var) | ||
99 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
100 | return 0; | ||
101 | } | ||
102 | |||
103 | -/* Advanced SIMD two registers and a scalar extension. | ||
104 | - * 31 24 23 22 20 16 12 11 10 9 8 3 0 | ||
105 | - * +-----------------+----+---+----+----+----+---+----+---+----+---------+----+ | ||
106 | - * | 1 1 1 1 1 1 1 0 | o1 | D | o2 | Vn | Vd | 1 | o3 | 0 | o4 | N Q M U | Vm | | ||
107 | - * +-----------------+----+---+----+----+----+---+----+---+----+---------+----+ | ||
108 | - * | ||
109 | - */ | ||
110 | - | ||
111 | -static int disas_neon_insn_2reg_scalar_ext(DisasContext *s, uint32_t insn) | ||
112 | -{ | ||
113 | - gen_helper_gvec_3 *fn_gvec = NULL; | ||
114 | - gen_helper_gvec_3_ptr *fn_gvec_ptr = NULL; | ||
115 | - int rd, rn, rm, opr_sz, data; | ||
116 | - int off_rn, off_rm; | ||
117 | - bool is_long = false, q = extract32(insn, 6, 1); | ||
118 | - bool ptr_is_env = false; | ||
119 | - | ||
120 | - if ((insn & 0xffa00f10) == 0xfe000810) { | ||
121 | - /* VFM[AS]L -- 1111 1110 0.0S .... .... 1000 .Q.1 .... */ | ||
122 | - int is_s = extract32(insn, 20, 1); | ||
123 | - int vm20 = extract32(insn, 0, 3); | ||
124 | - int vm3 = extract32(insn, 3, 1); | ||
125 | - int m = extract32(insn, 5, 1); | ||
126 | - int index; | ||
127 | - | ||
128 | - if (!dc_isar_feature(aa32_fhm, s)) { | ||
129 | - return 1; | ||
130 | - } | ||
131 | - if (q) { | ||
132 | - rm = vm20; | ||
133 | - index = m * 2 + vm3; | ||
134 | - } else { | ||
135 | - rm = vm20 * 2 + m; | ||
136 | - index = vm3; | ||
137 | - } | ||
138 | - is_long = true; | ||
139 | - data = (index << 2) | is_s; /* is_2 == 0 */ | ||
140 | - fn_gvec_ptr = gen_helper_gvec_fmlal_idx_a32; | ||
141 | - ptr_is_env = true; | ||
142 | - } else { | ||
143 | - return 1; | ||
144 | - } | ||
145 | - | ||
146 | - VFP_DREG_D(rd, insn); | ||
147 | - if (rd & q) { | ||
148 | - return 1; | ||
149 | - } | ||
150 | - if (q || !is_long) { | ||
151 | - VFP_DREG_N(rn, insn); | ||
152 | - if (rn & q & !is_long) { | ||
153 | - return 1; | ||
154 | - } | ||
155 | - off_rn = vfp_reg_offset(1, rn); | ||
156 | - off_rm = vfp_reg_offset(1, rm); | ||
157 | - } else { | ||
158 | - rn = VFP_SREG_N(insn); | ||
159 | - off_rn = vfp_reg_offset(0, rn); | ||
160 | - off_rm = vfp_reg_offset(0, rm); | ||
161 | - } | ||
162 | - if (s->fp_excp_el) { | ||
163 | - gen_exception_insn(s, s->pc_curr, EXCP_UDEF, | ||
164 | - syn_simd_access_trap(1, 0xe, false), s->fp_excp_el); | ||
165 | - return 0; | ||
166 | - } | ||
167 | - if (!s->vfp_enabled) { | ||
168 | - return 1; | ||
169 | - } | ||
170 | - | ||
171 | - opr_sz = (1 + q) * 8; | ||
172 | - if (fn_gvec_ptr) { | ||
173 | - TCGv_ptr ptr; | ||
174 | - if (ptr_is_env) { | ||
175 | - ptr = cpu_env; | ||
176 | - } else { | ||
177 | - ptr = get_fpstatus_ptr(1); | ||
178 | - } | ||
179 | - tcg_gen_gvec_3_ptr(vfp_reg_offset(1, rd), off_rn, off_rm, ptr, | ||
180 | - opr_sz, opr_sz, data, fn_gvec_ptr); | ||
181 | - if (!ptr_is_env) { | ||
182 | - tcg_temp_free_ptr(ptr); | ||
183 | - } | ||
184 | - } else { | ||
185 | - tcg_gen_gvec_3_ool(vfp_reg_offset(1, rd), off_rn, off_rm, | ||
186 | - opr_sz, opr_sz, data, fn_gvec); | ||
187 | - } | ||
188 | - return 0; | ||
189 | -} | ||
190 | - | ||
191 | static int disas_coproc_insn(DisasContext *s, uint32_t insn) | ||
192 | { | ||
193 | int cpnum, is64, crn, crm, opc1, opc2, isread, rt, rt2; | ||
194 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
195 | } | ||
196 | } | ||
197 | } | ||
198 | - } else if ((insn & 0x0f000a00) == 0x0e000800 | ||
199 | - && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
200 | - if (disas_neon_insn_2reg_scalar_ext(s, insn)) { | ||
201 | - goto illegal_op; | ||
202 | - } | ||
203 | - return; | ||
204 | } | ||
205 | goto illegal_op; | ||
206 | } | ||
207 | @@ -XXX,XX +XXX,XX @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn) | ||
208 | } | ||
209 | break; | ||
210 | } | ||
211 | - if ((insn & 0xff000a00) == 0xfe000800 | ||
212 | - && arm_dc_feature(s, ARM_FEATURE_V8)) { | ||
213 | - /* The Thumb2 and ARM encodings are identical. */ | ||
214 | - if (disas_neon_insn_2reg_scalar_ext(s, insn)) { | ||
215 | - goto illegal_op; | ||
216 | - } | ||
217 | - } else if (((insn >> 24) & 3) == 3) { | ||
218 | + if (((insn >> 24) & 3) == 3) { | ||
219 | /* Translate into the equivalent ARM encoding. */ | ||
220 | insn = (insn & 0xe2ffffff) | ((insn & (1 << 28)) >> 4) | (1 << 28); | ||
221 | if (disas_neon_data_insn(s, insn)) { | ||
222 | -- | ||
223 | 2.20.1 | ||
224 | |||
225 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | 1 | Convert the Neon "load/store multiple structures" insns to decodetree. | |
2 | |||
3 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
4 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
5 | Message-id: 20200430181003.21682-12-peter.maydell@linaro.org | ||
6 | --- | ||
7 | target/arm/neon-ls.decode | 7 ++ | ||
8 | target/arm/translate-neon.inc.c | 124 ++++++++++++++++++++++++++++++++ | ||
9 | target/arm/translate.c | 91 +---------------------- | ||
10 | 3 files changed, 133 insertions(+), 89 deletions(-) | ||
11 | |||
12 | diff --git a/target/arm/neon-ls.decode b/target/arm/neon-ls.decode | ||
13 | index XXXXXXX..XXXXXXX 100644 | ||
14 | --- a/target/arm/neon-ls.decode | ||
15 | +++ b/target/arm/neon-ls.decode | ||
16 | @@ -XXX,XX +XXX,XX @@ | ||
17 | # 0b1111_1001_xxx0_xxxx_xxxx_xxxx_xxxx_xxxx | ||
18 | # This file works on the A32 encoding only; calling code for T32 has to | ||
19 | # transform the insn into the A32 version first. | ||
20 | + | ||
21 | +%vd_dp 22:1 12:4 | ||
22 | + | ||
23 | +# Neon load/store multiple structures | ||
24 | + | ||
25 | +VLDST_multiple 1111 0100 0 . l:1 0 rn:4 .... itype:4 size:2 align:2 rm:4 \ | ||
26 | + vd=%vd_dp | ||
27 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
28 | index XXXXXXX..XXXXXXX 100644 | ||
29 | --- a/target/arm/translate-neon.inc.c | ||
30 | +++ b/target/arm/translate-neon.inc.c | ||
31 | @@ -XXX,XX +XXX,XX @@ static bool trans_VFML_scalar(DisasContext *s, arg_VFML_scalar *a) | ||
32 | gen_helper_gvec_fmlal_idx_a32); | ||
33 | return true; | ||
34 | } | ||
35 | + | ||
36 | +static struct { | ||
37 | + int nregs; | ||
38 | + int interleave; | ||
39 | + int spacing; | ||
40 | +} const neon_ls_element_type[11] = { | ||
41 | + {1, 4, 1}, | ||
42 | + {1, 4, 2}, | ||
43 | + {4, 1, 1}, | ||
44 | + {2, 2, 2}, | ||
45 | + {1, 3, 1}, | ||
46 | + {1, 3, 2}, | ||
47 | + {3, 1, 1}, | ||
48 | + {1, 1, 1}, | ||
49 | + {1, 2, 1}, | ||
50 | + {1, 2, 2}, | ||
51 | + {2, 1, 1} | ||
52 | +}; | ||
53 | + | ||
54 | +static void gen_neon_ldst_base_update(DisasContext *s, int rm, int rn, | ||
55 | + int stride) | ||
56 | +{ | ||
57 | + if (rm != 15) { | ||
58 | + TCGv_i32 base; | ||
59 | + | ||
60 | + base = load_reg(s, rn); | ||
61 | + if (rm == 13) { | ||
62 | + tcg_gen_addi_i32(base, base, stride); | ||
63 | + } else { | ||
64 | + TCGv_i32 index; | ||
65 | + index = load_reg(s, rm); | ||
66 | + tcg_gen_add_i32(base, base, index); | ||
67 | + tcg_temp_free_i32(index); | ||
68 | + } | ||
69 | + store_reg(s, rn, base); | ||
70 | + } | ||
71 | +} | ||
72 | + | ||
73 | +static bool trans_VLDST_multiple(DisasContext *s, arg_VLDST_multiple *a) | ||
74 | +{ | ||
75 | + /* Neon load/store multiple structures */ | ||
76 | + int nregs, interleave, spacing, reg, n; | ||
77 | + MemOp endian = s->be_data; | ||
78 | + int mmu_idx = get_mem_index(s); | ||
79 | + int size = a->size; | ||
80 | + TCGv_i64 tmp64; | ||
81 | + TCGv_i32 addr, tmp; | ||
82 | + | ||
83 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
84 | + return false; | ||
85 | + } | ||
86 | + | ||
87 | + /* UNDEF accesses to D16-D31 if they don't exist */ | ||
88 | + if (!dc_isar_feature(aa32_simd_r32, s) && (a->vd & 0x10)) { | ||
89 | + return false; | ||
90 | + } | ||
91 | + if (a->itype > 10) { | ||
92 | + return false; | ||
93 | + } | ||
94 | + /* Catch UNDEF cases for bad values of align field */ | ||
95 | + switch (a->itype & 0xc) { | ||
96 | + case 4: | ||
97 | + if (a->align >= 2) { | ||
98 | + return false; | ||
99 | + } | ||
100 | + break; | ||
101 | + case 8: | ||
102 | + if (a->align == 3) { | ||
103 | + return false; | ||
104 | + } | ||
105 | + break; | ||
106 | + default: | ||
107 | + break; | ||
108 | + } | ||
109 | + nregs = neon_ls_element_type[a->itype].nregs; | ||
110 | + interleave = neon_ls_element_type[a->itype].interleave; | ||
111 | + spacing = neon_ls_element_type[a->itype].spacing; | ||
112 | + if (size == 3 && (interleave | spacing) != 1) { | ||
113 | + return false; | ||
114 | + } | ||
115 | + | ||
116 | + if (!vfp_access_check(s)) { | ||
117 | + return true; | ||
118 | + } | ||
119 | + | ||
120 | + /* For our purposes, bytes are always little-endian. */ | ||
121 | + if (size == 0) { | ||
122 | + endian = MO_LE; | ||
123 | + } | ||
124 | + /* | ||
125 | + * Consecutive little-endian elements from a single register | ||
126 | + * can be promoted to a larger little-endian operation. | ||
127 | + */ | ||
128 | + if (interleave == 1 && endian == MO_LE) { | ||
129 | + size = 3; | ||
130 | + } | ||
131 | + tmp64 = tcg_temp_new_i64(); | ||
132 | + addr = tcg_temp_new_i32(); | ||
133 | + tmp = tcg_const_i32(1 << size); | ||
134 | + load_reg_var(s, addr, a->rn); | ||
135 | + for (reg = 0; reg < nregs; reg++) { | ||
136 | + for (n = 0; n < 8 >> size; n++) { | ||
137 | + int xs; | ||
138 | + for (xs = 0; xs < interleave; xs++) { | ||
139 | + int tt = a->vd + reg + spacing * xs; | ||
140 | + | ||
141 | + if (a->l) { | ||
142 | + gen_aa32_ld_i64(s, tmp64, addr, mmu_idx, endian | size); | ||
143 | + neon_store_element64(tt, n, size, tmp64); | ||
144 | + } else { | ||
145 | + neon_load_element64(tmp64, tt, n, size); | ||
146 | + gen_aa32_st_i64(s, tmp64, addr, mmu_idx, endian | size); | ||
147 | + } | ||
148 | + tcg_gen_add_i32(addr, addr, tmp); | ||
149 | + } | ||
150 | + } | ||
151 | + } | ||
152 | + tcg_temp_free_i32(addr); | ||
153 | + tcg_temp_free_i32(tmp); | ||
154 | + tcg_temp_free_i64(tmp64); | ||
155 | + | ||
156 | + gen_neon_ldst_base_update(s, a->rm, a->rn, nregs * interleave * 8); | ||
157 | + return true; | ||
158 | +} | ||
159 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
160 | index XXXXXXX..XXXXXXX 100644 | ||
161 | --- a/target/arm/translate.c | ||
162 | +++ b/target/arm/translate.c | ||
163 | @@ -XXX,XX +XXX,XX @@ static void gen_neon_trn_u16(TCGv_i32 t0, TCGv_i32 t1) | ||
164 | } | ||
165 | |||
166 | |||
167 | -static struct { | ||
168 | - int nregs; | ||
169 | - int interleave; | ||
170 | - int spacing; | ||
171 | -} const neon_ls_element_type[11] = { | ||
172 | - {1, 4, 1}, | ||
173 | - {1, 4, 2}, | ||
174 | - {4, 1, 1}, | ||
175 | - {2, 2, 2}, | ||
176 | - {1, 3, 1}, | ||
177 | - {1, 3, 2}, | ||
178 | - {3, 1, 1}, | ||
179 | - {1, 1, 1}, | ||
180 | - {1, 2, 1}, | ||
181 | - {1, 2, 2}, | ||
182 | - {2, 1, 1} | ||
183 | -}; | ||
184 | - | ||
185 | /* Translate a NEON load/store element instruction. Return nonzero if the | ||
186 | instruction is invalid. */ | ||
187 | static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) | ||
188 | { | ||
189 | int rd, rn, rm; | ||
190 | - int op; | ||
191 | int nregs; | ||
192 | - int interleave; | ||
193 | - int spacing; | ||
194 | int stride; | ||
195 | int size; | ||
196 | int reg; | ||
197 | int load; | ||
198 | - int n; | ||
199 | int vec_size; | ||
200 | - int mmu_idx; | ||
201 | - MemOp endian; | ||
202 | TCGv_i32 addr; | ||
203 | TCGv_i32 tmp; | ||
204 | - TCGv_i32 tmp2; | ||
205 | - TCGv_i64 tmp64; | ||
206 | |||
207 | if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
208 | return 1; | ||
209 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) | ||
210 | rn = (insn >> 16) & 0xf; | ||
211 | rm = insn & 0xf; | ||
212 | load = (insn & (1 << 21)) != 0; | ||
213 | - endian = s->be_data; | ||
214 | - mmu_idx = get_mem_index(s); | ||
215 | if ((insn & (1 << 23)) == 0) { | ||
216 | - /* Load store all elements. */ | ||
217 | - op = (insn >> 8) & 0xf; | ||
218 | - size = (insn >> 6) & 3; | ||
219 | - if (op > 10) | ||
220 | - return 1; | ||
221 | - /* Catch UNDEF cases for bad values of align field */ | ||
222 | - switch (op & 0xc) { | ||
223 | - case 4: | ||
224 | - if (((insn >> 5) & 1) == 1) { | ||
225 | - return 1; | ||
226 | - } | ||
227 | - break; | ||
228 | - case 8: | ||
229 | - if (((insn >> 4) & 3) == 3) { | ||
230 | - return 1; | ||
231 | - } | ||
232 | - break; | ||
233 | - default: | ||
234 | - break; | ||
235 | - } | ||
236 | - nregs = neon_ls_element_type[op].nregs; | ||
237 | - interleave = neon_ls_element_type[op].interleave; | ||
238 | - spacing = neon_ls_element_type[op].spacing; | ||
239 | - if (size == 3 && (interleave | spacing) != 1) { | ||
240 | - return 1; | ||
241 | - } | ||
242 | - /* For our purposes, bytes are always little-endian. */ | ||
243 | - if (size == 0) { | ||
244 | - endian = MO_LE; | ||
245 | - } | ||
246 | - /* Consecutive little-endian elements from a single register | ||
247 | - * can be promoted to a larger little-endian operation. | ||
248 | - */ | ||
249 | - if (interleave == 1 && endian == MO_LE) { | ||
250 | - size = 3; | ||
251 | - } | ||
252 | - tmp64 = tcg_temp_new_i64(); | ||
253 | - addr = tcg_temp_new_i32(); | ||
254 | - tmp2 = tcg_const_i32(1 << size); | ||
255 | - load_reg_var(s, addr, rn); | ||
256 | - for (reg = 0; reg < nregs; reg++) { | ||
257 | - for (n = 0; n < 8 >> size; n++) { | ||
258 | - int xs; | ||
259 | - for (xs = 0; xs < interleave; xs++) { | ||
260 | - int tt = rd + reg + spacing * xs; | ||
261 | - | ||
262 | - if (load) { | ||
263 | - gen_aa32_ld_i64(s, tmp64, addr, mmu_idx, endian | size); | ||
264 | - neon_store_element64(tt, n, size, tmp64); | ||
265 | - } else { | ||
266 | - neon_load_element64(tmp64, tt, n, size); | ||
267 | - gen_aa32_st_i64(s, tmp64, addr, mmu_idx, endian | size); | ||
268 | - } | ||
269 | - tcg_gen_add_i32(addr, addr, tmp2); | ||
270 | - } | ||
271 | - } | ||
272 | - } | ||
273 | - tcg_temp_free_i32(addr); | ||
274 | - tcg_temp_free_i32(tmp2); | ||
275 | - tcg_temp_free_i64(tmp64); | ||
276 | - stride = nregs * interleave * 8; | ||
277 | + /* Load store all elements -- handled already by decodetree */ | ||
278 | + return 1; | ||
279 | } else { | ||
280 | size = (insn >> 10) & 3; | ||
281 | if (size == 3) { | ||
282 | -- | ||
283 | 2.20.1 | ||
284 | |||
285 | diff view generated by jsdifflib |
1 | From: Julia Suvorova via Qemu-devel <qemu-devel@nongnu.org> | 1 | Convert the Neon "load single structure to all lanes" insns to |
---|---|---|---|
2 | decodetree. | ||
2 | 3 | ||
3 | Not implemented: CTS/NCTS, PSEL*. | 4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> |
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-13-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-ls.decode | 5 +++ | ||
9 | target/arm/translate-neon.inc.c | 73 +++++++++++++++++++++++++++++++++ | ||
10 | target/arm/translate.c | 55 +------------------------ | ||
11 | 3 files changed, 80 insertions(+), 53 deletions(-) | ||
4 | 12 | ||
5 | Signed-off-by: Julia Suvorova <jusual@mail.ru> | 13 | diff --git a/target/arm/neon-ls.decode b/target/arm/neon-ls.decode |
6 | Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> | ||
7 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
8 | --- | ||
9 | hw/char/Makefile.objs | 1 + | ||
10 | include/hw/char/nrf51_uart.h | 78 +++++++++ | ||
11 | hw/char/nrf51_uart.c | 330 +++++++++++++++++++++++++++++++++++ | ||
12 | hw/char/trace-events | 4 + | ||
13 | 4 files changed, 413 insertions(+) | ||
14 | create mode 100644 include/hw/char/nrf51_uart.h | ||
15 | create mode 100644 hw/char/nrf51_uart.c | ||
16 | |||
17 | diff --git a/hw/char/Makefile.objs b/hw/char/Makefile.objs | ||
18 | index XXXXXXX..XXXXXXX 100644 | 14 | index XXXXXXX..XXXXXXX 100644 |
19 | --- a/hw/char/Makefile.objs | 15 | --- a/target/arm/neon-ls.decode |
20 | +++ b/hw/char/Makefile.objs | 16 | +++ b/target/arm/neon-ls.decode |
21 | @@ -XXX,XX +XXX,XX @@ | 17 | @@ -XXX,XX +XXX,XX @@ |
22 | common-obj-$(CONFIG_IPACK) += ipoctal232.o | 18 | |
23 | common-obj-$(CONFIG_ESCC) += escc.o | 19 | VLDST_multiple 1111 0100 0 . l:1 0 rn:4 .... itype:4 size:2 align:2 rm:4 \ |
24 | +common-obj-$(CONFIG_NRF51_SOC) += nrf51_uart.o | 20 | vd=%vd_dp |
25 | common-obj-$(CONFIG_PARALLEL) += parallel.o | ||
26 | common-obj-$(CONFIG_PARALLEL) += parallel-isa.o | ||
27 | common-obj-$(CONFIG_PL011) += pl011.o | ||
28 | diff --git a/include/hw/char/nrf51_uart.h b/include/hw/char/nrf51_uart.h | ||
29 | new file mode 100644 | ||
30 | index XXXXXXX..XXXXXXX | ||
31 | --- /dev/null | ||
32 | +++ b/include/hw/char/nrf51_uart.h | ||
33 | @@ -XXX,XX +XXX,XX @@ | ||
34 | +/* | ||
35 | + * nRF51 SoC UART emulation | ||
36 | + * | ||
37 | + * Copyright (c) 2018 Julia Suvorova <jusual@mail.ru> | ||
38 | + * | ||
39 | + * This program is free software; you can redistribute it and/or modify | ||
40 | + * it under the terms of the GNU General Public License version 2 or | ||
41 | + * (at your option) any later version. | ||
42 | + */ | ||
43 | + | 21 | + |
44 | +#ifndef NRF51_UART_H | 22 | +# Neon load single element to all lanes |
45 | +#define NRF51_UART_H | ||
46 | + | 23 | + |
47 | +#include "hw/sysbus.h" | 24 | +VLD_all_lanes 1111 0100 1 . 1 0 rn:4 .... 11 n:2 size:2 t:1 a:1 rm:4 \ |
48 | +#include "chardev/char-fe.h" | 25 | + vd=%vd_dp |
49 | +#include "hw/registerfields.h" | 26 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c |
27 | index XXXXXXX..XXXXXXX 100644 | ||
28 | --- a/target/arm/translate-neon.inc.c | ||
29 | +++ b/target/arm/translate-neon.inc.c | ||
30 | @@ -XXX,XX +XXX,XX @@ static bool trans_VLDST_multiple(DisasContext *s, arg_VLDST_multiple *a) | ||
31 | gen_neon_ldst_base_update(s, a->rm, a->rn, nregs * interleave * 8); | ||
32 | return true; | ||
33 | } | ||
50 | + | 34 | + |
51 | +#define UART_FIFO_LENGTH 6 | 35 | +static bool trans_VLD_all_lanes(DisasContext *s, arg_VLD_all_lanes *a) |
52 | +#define UART_BASE 0x40002000 | 36 | +{ |
53 | +#define UART_SIZE 0x1000 | 37 | + /* Neon load single structure to all lanes */ |
38 | + int reg, stride, vec_size; | ||
39 | + int vd = a->vd; | ||
40 | + int size = a->size; | ||
41 | + int nregs = a->n + 1; | ||
42 | + TCGv_i32 addr, tmp; | ||
54 | + | 43 | + |
55 | +#define TYPE_NRF51_UART "nrf51_soc.uart" | 44 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { |
56 | +#define NRF51_UART(obj) OBJECT_CHECK(NRF51UARTState, (obj), TYPE_NRF51_UART) | 45 | + return false; |
57 | + | ||
58 | +REG32(UART_STARTRX, 0x000) | ||
59 | +REG32(UART_STOPRX, 0x004) | ||
60 | +REG32(UART_STARTTX, 0x008) | ||
61 | +REG32(UART_STOPTX, 0x00C) | ||
62 | +REG32(UART_SUSPEND, 0x01C) | ||
63 | + | ||
64 | +REG32(UART_CTS, 0x100) | ||
65 | +REG32(UART_NCTS, 0x104) | ||
66 | +REG32(UART_RXDRDY, 0x108) | ||
67 | +REG32(UART_TXDRDY, 0x11C) | ||
68 | +REG32(UART_ERROR, 0x124) | ||
69 | +REG32(UART_RXTO, 0x144) | ||
70 | + | ||
71 | +REG32(UART_INTEN, 0x300) | ||
72 | + FIELD(UART_INTEN, CTS, 0, 1) | ||
73 | + FIELD(UART_INTEN, NCTS, 1, 1) | ||
74 | + FIELD(UART_INTEN, RXDRDY, 2, 1) | ||
75 | + FIELD(UART_INTEN, TXDRDY, 7, 1) | ||
76 | + FIELD(UART_INTEN, ERROR, 9, 1) | ||
77 | + FIELD(UART_INTEN, RXTO, 17, 1) | ||
78 | +REG32(UART_INTENSET, 0x304) | ||
79 | +REG32(UART_INTENCLR, 0x308) | ||
80 | +REG32(UART_ERRORSRC, 0x480) | ||
81 | +REG32(UART_ENABLE, 0x500) | ||
82 | +REG32(UART_PSELRTS, 0x508) | ||
83 | +REG32(UART_PSELTXD, 0x50C) | ||
84 | +REG32(UART_PSELCTS, 0x510) | ||
85 | +REG32(UART_PSELRXD, 0x514) | ||
86 | +REG32(UART_RXD, 0x518) | ||
87 | +REG32(UART_TXD, 0x51C) | ||
88 | +REG32(UART_BAUDRATE, 0x524) | ||
89 | +REG32(UART_CONFIG, 0x56C) | ||
90 | + | ||
91 | +typedef struct NRF51UARTState { | ||
92 | + SysBusDevice parent_obj; | ||
93 | + | ||
94 | + MemoryRegion iomem; | ||
95 | + CharBackend chr; | ||
96 | + qemu_irq irq; | ||
97 | + guint watch_tag; | ||
98 | + | ||
99 | + uint8_t rx_fifo[UART_FIFO_LENGTH]; | ||
100 | + unsigned int rx_fifo_pos; | ||
101 | + unsigned int rx_fifo_len; | ||
102 | + | ||
103 | + uint32_t reg[0x56C]; | ||
104 | + | ||
105 | + bool rx_started; | ||
106 | + bool tx_started; | ||
107 | + bool pending_tx_byte; | ||
108 | + bool enabled; | ||
109 | +} NRF51UARTState; | ||
110 | + | ||
111 | +#endif | ||
112 | diff --git a/hw/char/nrf51_uart.c b/hw/char/nrf51_uart.c | ||
113 | new file mode 100644 | ||
114 | index XXXXXXX..XXXXXXX | ||
115 | --- /dev/null | ||
116 | +++ b/hw/char/nrf51_uart.c | ||
117 | @@ -XXX,XX +XXX,XX @@ | ||
118 | +/* | ||
119 | + * nRF51 SoC UART emulation | ||
120 | + * | ||
121 | + * See nRF51 Series Reference Manual, "29 Universal Asynchronous | ||
122 | + * Receiver/Transmitter" for hardware specifications: | ||
123 | + * http://infocenter.nordicsemi.com/pdf/nRF51_RM_v3.0.pdf | ||
124 | + * | ||
125 | + * Copyright (c) 2018 Julia Suvorova <jusual@mail.ru> | ||
126 | + * | ||
127 | + * This program is free software; you can redistribute it and/or modify | ||
128 | + * it under the terms of the GNU General Public License version 2 or | ||
129 | + * (at your option) any later version. | ||
130 | + */ | ||
131 | + | ||
132 | +#include "qemu/osdep.h" | ||
133 | +#include "qemu/log.h" | ||
134 | +#include "hw/char/nrf51_uart.h" | ||
135 | +#include "trace.h" | ||
136 | + | ||
137 | +static void nrf51_uart_update_irq(NRF51UARTState *s) | ||
138 | +{ | ||
139 | + bool irq = false; | ||
140 | + | ||
141 | + irq |= (s->reg[R_UART_RXDRDY] && | ||
142 | + (s->reg[R_UART_INTEN] & R_UART_INTEN_RXDRDY_MASK)); | ||
143 | + irq |= (s->reg[R_UART_TXDRDY] && | ||
144 | + (s->reg[R_UART_INTEN] & R_UART_INTEN_TXDRDY_MASK)); | ||
145 | + irq |= (s->reg[R_UART_ERROR] && | ||
146 | + (s->reg[R_UART_INTEN] & R_UART_INTEN_ERROR_MASK)); | ||
147 | + irq |= (s->reg[R_UART_RXTO] && | ||
148 | + (s->reg[R_UART_INTEN] & R_UART_INTEN_RXTO_MASK)); | ||
149 | + | ||
150 | + qemu_set_irq(s->irq, irq); | ||
151 | +} | ||
152 | + | ||
153 | +static uint64_t uart_read(void *opaque, hwaddr addr, unsigned int size) | ||
154 | +{ | ||
155 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
156 | + uint64_t r; | ||
157 | + | ||
158 | + if (!s->enabled) { | ||
159 | + return 0; | ||
160 | + } | 46 | + } |
161 | + | 47 | + |
162 | + switch (addr) { | 48 | + /* UNDEF accesses to D16-D31 if they don't exist */ |
163 | + case A_UART_RXD: | 49 | + if (!dc_isar_feature(aa32_simd_r32, s) && (a->vd & 0x10)) { |
164 | + r = s->rx_fifo[s->rx_fifo_pos]; | 50 | + return false; |
165 | + if (s->rx_started && s->rx_fifo_len) { | ||
166 | + s->rx_fifo_pos = (s->rx_fifo_pos + 1) % UART_FIFO_LENGTH; | ||
167 | + s->rx_fifo_len--; | ||
168 | + if (s->rx_fifo_len) { | ||
169 | + s->reg[R_UART_RXDRDY] = 1; | ||
170 | + nrf51_uart_update_irq(s); | ||
171 | + } | ||
172 | + qemu_chr_fe_accept_input(&s->chr); | ||
173 | + } | ||
174 | + break; | ||
175 | + case A_UART_INTENSET: | ||
176 | + case A_UART_INTENCLR: | ||
177 | + case A_UART_INTEN: | ||
178 | + r = s->reg[R_UART_INTEN]; | ||
179 | + break; | ||
180 | + default: | ||
181 | + r = s->reg[addr / 4]; | ||
182 | + break; | ||
183 | + } | 51 | + } |
184 | + | 52 | + |
185 | + trace_nrf51_uart_read(addr, r, size); | 53 | + if (size == 3) { |
186 | + | 54 | + if (nregs != 4 || a->a == 0) { |
187 | + return r; | 55 | + return false; |
188 | +} | ||
189 | + | ||
190 | +static gboolean uart_transmit(GIOChannel *chan, GIOCondition cond, void *opaque) | ||
191 | +{ | ||
192 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
193 | + int r; | ||
194 | + uint8_t c = s->reg[R_UART_TXD]; | ||
195 | + | ||
196 | + s->watch_tag = 0; | ||
197 | + | ||
198 | + r = qemu_chr_fe_write(&s->chr, &c, 1); | ||
199 | + if (r <= 0) { | ||
200 | + s->watch_tag = qemu_chr_fe_add_watch(&s->chr, G_IO_OUT | G_IO_HUP, | ||
201 | + uart_transmit, s); | ||
202 | + if (!s->watch_tag) { | ||
203 | + /* The hardware has no transmit error reporting, | ||
204 | + * so silently drop the byte | ||
205 | + */ | ||
206 | + goto buffer_drained; | ||
207 | + } | 56 | + } |
208 | + return FALSE; | 57 | + /* For VLD4 size == 3 a == 1 means 32 bits at 16 byte alignment */ |
58 | + size = 2; | ||
59 | + } | ||
60 | + if (nregs == 1 && a->a == 1 && size == 0) { | ||
61 | + return false; | ||
62 | + } | ||
63 | + if (nregs == 3 && a->a == 1) { | ||
64 | + return false; | ||
209 | + } | 65 | + } |
210 | + | 66 | + |
211 | +buffer_drained: | 67 | + if (!vfp_access_check(s)) { |
212 | + s->reg[R_UART_TXDRDY] = 1; | 68 | + return true; |
213 | + s->pending_tx_byte = false; | ||
214 | + return FALSE; | ||
215 | +} | ||
216 | + | ||
217 | +static void uart_cancel_transmit(NRF51UARTState *s) | ||
218 | +{ | ||
219 | + if (s->watch_tag) { | ||
220 | + g_source_remove(s->watch_tag); | ||
221 | + s->watch_tag = 0; | ||
222 | + } | ||
223 | +} | ||
224 | + | ||
225 | +static void uart_write(void *opaque, hwaddr addr, | ||
226 | + uint64_t value, unsigned int size) | ||
227 | +{ | ||
228 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
229 | + | ||
230 | + trace_nrf51_uart_write(addr, value, size); | ||
231 | + | ||
232 | + if (!s->enabled && (addr != A_UART_ENABLE)) { | ||
233 | + return; | ||
234 | + } | 69 | + } |
235 | + | 70 | + |
236 | + switch (addr) { | 71 | + /* |
237 | + case A_UART_TXD: | 72 | + * VLD1 to all lanes: T bit indicates how many Dregs to write. |
238 | + if (!s->pending_tx_byte && s->tx_started) { | 73 | + * VLD2/3/4 to all lanes: T bit indicates register stride. |
239 | + s->reg[R_UART_TXD] = value; | 74 | + */ |
240 | + s->pending_tx_byte = true; | 75 | + stride = a->t ? 2 : 1; |
241 | + uart_transmit(NULL, G_IO_OUT, s); | 76 | + vec_size = nregs == 1 ? stride * 8 : 8; |
77 | + | ||
78 | + tmp = tcg_temp_new_i32(); | ||
79 | + addr = tcg_temp_new_i32(); | ||
80 | + load_reg_var(s, addr, a->rn); | ||
81 | + for (reg = 0; reg < nregs; reg++) { | ||
82 | + gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), | ||
83 | + s->be_data | size); | ||
84 | + if ((vd & 1) && vec_size == 16) { | ||
85 | + /* | ||
86 | + * We cannot write 16 bytes at once because the | ||
87 | + * destination is unaligned. | ||
88 | + */ | ||
89 | + tcg_gen_gvec_dup_i32(size, neon_reg_offset(vd, 0), | ||
90 | + 8, 8, tmp); | ||
91 | + tcg_gen_gvec_mov(0, neon_reg_offset(vd + 1, 0), | ||
92 | + neon_reg_offset(vd, 0), 8, 8); | ||
93 | + } else { | ||
94 | + tcg_gen_gvec_dup_i32(size, neon_reg_offset(vd, 0), | ||
95 | + vec_size, vec_size, tmp); | ||
242 | + } | 96 | + } |
243 | + break; | 97 | + tcg_gen_addi_i32(addr, addr, 1 << size); |
244 | + case A_UART_INTEN: | 98 | + vd += stride; |
245 | + s->reg[R_UART_INTEN] = value; | ||
246 | + break; | ||
247 | + case A_UART_INTENSET: | ||
248 | + s->reg[R_UART_INTEN] |= value; | ||
249 | + break; | ||
250 | + case A_UART_INTENCLR: | ||
251 | + s->reg[R_UART_INTEN] &= ~value; | ||
252 | + break; | ||
253 | + case A_UART_TXDRDY ... A_UART_RXTO: | ||
254 | + s->reg[addr / 4] = value; | ||
255 | + break; | ||
256 | + case A_UART_ERRORSRC: | ||
257 | + s->reg[addr / 4] &= ~value; | ||
258 | + break; | ||
259 | + case A_UART_RXD: | ||
260 | + break; | ||
261 | + case A_UART_RXDRDY: | ||
262 | + if (value == 0) { | ||
263 | + s->reg[R_UART_RXDRDY] = 0; | ||
264 | + } | ||
265 | + break; | ||
266 | + case A_UART_STARTTX: | ||
267 | + if (value == 1) { | ||
268 | + s->tx_started = true; | ||
269 | + } | ||
270 | + break; | ||
271 | + case A_UART_STARTRX: | ||
272 | + if (value == 1) { | ||
273 | + s->rx_started = true; | ||
274 | + } | ||
275 | + break; | ||
276 | + case A_UART_ENABLE: | ||
277 | + if (value) { | ||
278 | + if (value == 4) { | ||
279 | + s->enabled = true; | ||
280 | + } | ||
281 | + break; | ||
282 | + } | ||
283 | + s->enabled = false; | ||
284 | + value = 1; | ||
285 | + /* fall through */ | ||
286 | + case A_UART_SUSPEND: | ||
287 | + case A_UART_STOPTX: | ||
288 | + if (value == 1) { | ||
289 | + s->tx_started = false; | ||
290 | + } | ||
291 | + /* fall through */ | ||
292 | + case A_UART_STOPRX: | ||
293 | + if (addr != A_UART_STOPTX && value == 1) { | ||
294 | + s->rx_started = false; | ||
295 | + s->reg[R_UART_RXTO] = 1; | ||
296 | + } | ||
297 | + break; | ||
298 | + default: | ||
299 | + s->reg[addr / 4] = value; | ||
300 | + break; | ||
301 | + } | 99 | + } |
302 | + nrf51_uart_update_irq(s); | 100 | + tcg_temp_free_i32(tmp); |
101 | + tcg_temp_free_i32(addr); | ||
102 | + | ||
103 | + gen_neon_ldst_base_update(s, a->rm, a->rn, (1 << size) * nregs); | ||
104 | + | ||
105 | + return true; | ||
303 | +} | 106 | +} |
304 | + | 107 | diff --git a/target/arm/translate.c b/target/arm/translate.c |
305 | +static const MemoryRegionOps uart_ops = { | ||
306 | + .read = uart_read, | ||
307 | + .write = uart_write, | ||
308 | + .endianness = DEVICE_LITTLE_ENDIAN, | ||
309 | +}; | ||
310 | + | ||
311 | +static void nrf51_uart_reset(DeviceState *dev) | ||
312 | +{ | ||
313 | + NRF51UARTState *s = NRF51_UART(dev); | ||
314 | + | ||
315 | + s->pending_tx_byte = 0; | ||
316 | + | ||
317 | + uart_cancel_transmit(s); | ||
318 | + | ||
319 | + memset(s->reg, 0, sizeof(s->reg)); | ||
320 | + | ||
321 | + s->reg[R_UART_PSELRTS] = 0xFFFFFFFF; | ||
322 | + s->reg[R_UART_PSELTXD] = 0xFFFFFFFF; | ||
323 | + s->reg[R_UART_PSELCTS] = 0xFFFFFFFF; | ||
324 | + s->reg[R_UART_PSELRXD] = 0xFFFFFFFF; | ||
325 | + s->reg[R_UART_BAUDRATE] = 0x4000000; | ||
326 | + | ||
327 | + s->rx_fifo_len = 0; | ||
328 | + s->rx_fifo_pos = 0; | ||
329 | + s->rx_started = false; | ||
330 | + s->tx_started = false; | ||
331 | + s->enabled = false; | ||
332 | +} | ||
333 | + | ||
334 | +static void uart_receive(void *opaque, const uint8_t *buf, int size) | ||
335 | +{ | ||
336 | + | ||
337 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
338 | + int i; | ||
339 | + | ||
340 | + if (size == 0 || s->rx_fifo_len >= UART_FIFO_LENGTH) { | ||
341 | + return; | ||
342 | + } | ||
343 | + | ||
344 | + for (i = 0; i < size; i++) { | ||
345 | + uint32_t pos = (s->rx_fifo_pos + s->rx_fifo_len) % UART_FIFO_LENGTH; | ||
346 | + s->rx_fifo[pos] = buf[i]; | ||
347 | + s->rx_fifo_len++; | ||
348 | + } | ||
349 | + | ||
350 | + s->reg[R_UART_RXDRDY] = 1; | ||
351 | + nrf51_uart_update_irq(s); | ||
352 | +} | ||
353 | + | ||
354 | +static int uart_can_receive(void *opaque) | ||
355 | +{ | ||
356 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
357 | + | ||
358 | + return s->rx_started ? (UART_FIFO_LENGTH - s->rx_fifo_len) : 0; | ||
359 | +} | ||
360 | + | ||
361 | +static void uart_event(void *opaque, int event) | ||
362 | +{ | ||
363 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
364 | + | ||
365 | + if (event == CHR_EVENT_BREAK) { | ||
366 | + s->reg[R_UART_ERRORSRC] |= 3; | ||
367 | + s->reg[R_UART_ERROR] = 1; | ||
368 | + nrf51_uart_update_irq(s); | ||
369 | + } | ||
370 | +} | ||
371 | + | ||
372 | +static void nrf51_uart_realize(DeviceState *dev, Error **errp) | ||
373 | +{ | ||
374 | + NRF51UARTState *s = NRF51_UART(dev); | ||
375 | + | ||
376 | + qemu_chr_fe_set_handlers(&s->chr, uart_can_receive, uart_receive, | ||
377 | + uart_event, NULL, s, NULL, true); | ||
378 | +} | ||
379 | + | ||
380 | +static void nrf51_uart_init(Object *obj) | ||
381 | +{ | ||
382 | + NRF51UARTState *s = NRF51_UART(obj); | ||
383 | + SysBusDevice *sbd = SYS_BUS_DEVICE(obj); | ||
384 | + | ||
385 | + memory_region_init_io(&s->iomem, obj, &uart_ops, s, | ||
386 | + "nrf51_soc.uart", UART_SIZE); | ||
387 | + sysbus_init_mmio(sbd, &s->iomem); | ||
388 | + sysbus_init_irq(sbd, &s->irq); | ||
389 | +} | ||
390 | + | ||
391 | +static int nrf51_uart_post_load(void *opaque, int version_id) | ||
392 | +{ | ||
393 | + NRF51UARTState *s = NRF51_UART(opaque); | ||
394 | + | ||
395 | + if (s->pending_tx_byte) { | ||
396 | + s->watch_tag = qemu_chr_fe_add_watch(&s->chr, G_IO_OUT | G_IO_HUP, | ||
397 | + uart_transmit, s); | ||
398 | + } | ||
399 | + | ||
400 | + return 0; | ||
401 | +} | ||
402 | + | ||
403 | +static const VMStateDescription nrf51_uart_vmstate = { | ||
404 | + .name = "nrf51_soc.uart", | ||
405 | + .post_load = nrf51_uart_post_load, | ||
406 | + .fields = (VMStateField[]) { | ||
407 | + VMSTATE_UINT32_ARRAY(reg, NRF51UARTState, 0x56C), | ||
408 | + VMSTATE_UINT8_ARRAY(rx_fifo, NRF51UARTState, UART_FIFO_LENGTH), | ||
409 | + VMSTATE_UINT32(rx_fifo_pos, NRF51UARTState), | ||
410 | + VMSTATE_UINT32(rx_fifo_len, NRF51UARTState), | ||
411 | + VMSTATE_BOOL(rx_started, NRF51UARTState), | ||
412 | + VMSTATE_BOOL(tx_started, NRF51UARTState), | ||
413 | + VMSTATE_BOOL(pending_tx_byte, NRF51UARTState), | ||
414 | + VMSTATE_BOOL(enabled, NRF51UARTState), | ||
415 | + VMSTATE_END_OF_LIST() | ||
416 | + } | ||
417 | +}; | ||
418 | + | ||
419 | +static Property nrf51_uart_properties[] = { | ||
420 | + DEFINE_PROP_CHR("chardev", NRF51UARTState, chr), | ||
421 | + DEFINE_PROP_END_OF_LIST(), | ||
422 | +}; | ||
423 | + | ||
424 | +static void nrf51_uart_class_init(ObjectClass *klass, void *data) | ||
425 | +{ | ||
426 | + DeviceClass *dc = DEVICE_CLASS(klass); | ||
427 | + | ||
428 | + dc->reset = nrf51_uart_reset; | ||
429 | + dc->realize = nrf51_uart_realize; | ||
430 | + dc->props = nrf51_uart_properties; | ||
431 | + dc->vmsd = &nrf51_uart_vmstate; | ||
432 | +} | ||
433 | + | ||
434 | +static const TypeInfo nrf51_uart_info = { | ||
435 | + .name = TYPE_NRF51_UART, | ||
436 | + .parent = TYPE_SYS_BUS_DEVICE, | ||
437 | + .instance_size = sizeof(NRF51UARTState), | ||
438 | + .instance_init = nrf51_uart_init, | ||
439 | + .class_init = nrf51_uart_class_init | ||
440 | +}; | ||
441 | + | ||
442 | +static void nrf51_uart_register_types(void) | ||
443 | +{ | ||
444 | + type_register_static(&nrf51_uart_info); | ||
445 | +} | ||
446 | + | ||
447 | +type_init(nrf51_uart_register_types) | ||
448 | diff --git a/hw/char/trace-events b/hw/char/trace-events | ||
449 | index XXXXXXX..XXXXXXX 100644 | 108 | index XXXXXXX..XXXXXXX 100644 |
450 | --- a/hw/char/trace-events | 109 | --- a/target/arm/translate.c |
451 | +++ b/hw/char/trace-events | 110 | +++ b/target/arm/translate.c |
452 | @@ -XXX,XX +XXX,XX @@ cmsdk_apb_uart_receive(uint8_t c) "CMSDK APB UART: got character 0x%x from backe | 111 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) |
453 | cmsdk_apb_uart_tx_pending(void) "CMSDK APB UART: character send to backend pending" | 112 | int size; |
454 | cmsdk_apb_uart_tx(uint8_t c) "CMSDK APB UART: character 0x%x sent to backend" | 113 | int reg; |
455 | cmsdk_apb_uart_set_params(int speed) "CMSDK APB UART: params set to %d 8N1" | 114 | int load; |
456 | + | 115 | - int vec_size; |
457 | +# hw/char/nrf51_uart.c | 116 | TCGv_i32 addr; |
458 | +nrf51_uart_read(uint64_t addr, uint64_t r, unsigned int size) "addr 0x%" PRIx64 " value 0x%" PRIx64 " size %u" | 117 | TCGv_i32 tmp; |
459 | +nrf51_uart_write(uint64_t addr, uint64_t value, unsigned int size) "addr 0x%" PRIx64 " value 0x%" PRIx64 " size %u" | 118 | |
119 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) | ||
120 | } else { | ||
121 | size = (insn >> 10) & 3; | ||
122 | if (size == 3) { | ||
123 | - /* Load single element to all lanes. */ | ||
124 | - int a = (insn >> 4) & 1; | ||
125 | - if (!load) { | ||
126 | - return 1; | ||
127 | - } | ||
128 | - size = (insn >> 6) & 3; | ||
129 | - nregs = ((insn >> 8) & 3) + 1; | ||
130 | - | ||
131 | - if (size == 3) { | ||
132 | - if (nregs != 4 || a == 0) { | ||
133 | - return 1; | ||
134 | - } | ||
135 | - /* For VLD4 size==3 a == 1 means 32 bits at 16 byte alignment */ | ||
136 | - size = 2; | ||
137 | - } | ||
138 | - if (nregs == 1 && a == 1 && size == 0) { | ||
139 | - return 1; | ||
140 | - } | ||
141 | - if (nregs == 3 && a == 1) { | ||
142 | - return 1; | ||
143 | - } | ||
144 | - addr = tcg_temp_new_i32(); | ||
145 | - load_reg_var(s, addr, rn); | ||
146 | - | ||
147 | - /* VLD1 to all lanes: bit 5 indicates how many Dregs to write. | ||
148 | - * VLD2/3/4 to all lanes: bit 5 indicates register stride. | ||
149 | - */ | ||
150 | - stride = (insn & (1 << 5)) ? 2 : 1; | ||
151 | - vec_size = nregs == 1 ? stride * 8 : 8; | ||
152 | - | ||
153 | - tmp = tcg_temp_new_i32(); | ||
154 | - for (reg = 0; reg < nregs; reg++) { | ||
155 | - gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), | ||
156 | - s->be_data | size); | ||
157 | - if ((rd & 1) && vec_size == 16) { | ||
158 | - /* We cannot write 16 bytes at once because the | ||
159 | - * destination is unaligned. | ||
160 | - */ | ||
161 | - tcg_gen_gvec_dup_i32(size, neon_reg_offset(rd, 0), | ||
162 | - 8, 8, tmp); | ||
163 | - tcg_gen_gvec_mov(0, neon_reg_offset(rd + 1, 0), | ||
164 | - neon_reg_offset(rd, 0), 8, 8); | ||
165 | - } else { | ||
166 | - tcg_gen_gvec_dup_i32(size, neon_reg_offset(rd, 0), | ||
167 | - vec_size, vec_size, tmp); | ||
168 | - } | ||
169 | - tcg_gen_addi_i32(addr, addr, 1 << size); | ||
170 | - rd += stride; | ||
171 | - } | ||
172 | - tcg_temp_free_i32(tmp); | ||
173 | - tcg_temp_free_i32(addr); | ||
174 | - stride = (1 << size) * nregs; | ||
175 | + /* Load single element to all lanes -- handled by decodetree */ | ||
176 | + return 1; | ||
177 | } else { | ||
178 | /* Single element. */ | ||
179 | int idx = (insn >> 4) & 0xf; | ||
460 | -- | 180 | -- |
461 | 2.19.1 | 181 | 2.20.1 |
462 | 182 | ||
463 | 183 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | 1 | Convert the Neon "load/store single structure to one lane" insns to | |
2 | decodetree. | ||
3 | |||
4 | As this is the last set of insns in the neon load/store group, | ||
5 | we can remove the whole disas_neon_ls_insn() function. | ||
6 | |||
7 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
8 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
9 | Message-id: 20200430181003.21682-14-peter.maydell@linaro.org | ||
10 | --- | ||
11 | target/arm/neon-ls.decode | 11 +++ | ||
12 | target/arm/translate-neon.inc.c | 89 +++++++++++++++++++ | ||
13 | target/arm/translate.c | 147 -------------------------------- | ||
14 | 3 files changed, 100 insertions(+), 147 deletions(-) | ||
15 | |||
16 | diff --git a/target/arm/neon-ls.decode b/target/arm/neon-ls.decode | ||
17 | index XXXXXXX..XXXXXXX 100644 | ||
18 | --- a/target/arm/neon-ls.decode | ||
19 | +++ b/target/arm/neon-ls.decode | ||
20 | @@ -XXX,XX +XXX,XX @@ VLDST_multiple 1111 0100 0 . l:1 0 rn:4 .... itype:4 size:2 align:2 rm:4 \ | ||
21 | |||
22 | VLD_all_lanes 1111 0100 1 . 1 0 rn:4 .... 11 n:2 size:2 t:1 a:1 rm:4 \ | ||
23 | vd=%vd_dp | ||
24 | + | ||
25 | +# Neon load/store single structure to one lane | ||
26 | +%imm1_5_p1 5:1 !function=plus1 | ||
27 | +%imm1_6_p1 6:1 !function=plus1 | ||
28 | + | ||
29 | +VLDST_single 1111 0100 1 . l:1 0 rn:4 .... 00 n:2 reg_idx:3 align:1 rm:4 \ | ||
30 | + vd=%vd_dp size=0 stride=1 | ||
31 | +VLDST_single 1111 0100 1 . l:1 0 rn:4 .... 01 n:2 reg_idx:2 align:2 rm:4 \ | ||
32 | + vd=%vd_dp size=1 stride=%imm1_5_p1 | ||
33 | +VLDST_single 1111 0100 1 . l:1 0 rn:4 .... 10 n:2 reg_idx:1 align:3 rm:4 \ | ||
34 | + vd=%vd_dp size=2 stride=%imm1_6_p1 | ||
35 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
36 | index XXXXXXX..XXXXXXX 100644 | ||
37 | --- a/target/arm/translate-neon.inc.c | ||
38 | +++ b/target/arm/translate-neon.inc.c | ||
39 | @@ -XXX,XX +XXX,XX @@ | ||
40 | * It might be possible to convert it to a standalone .c file eventually. | ||
41 | */ | ||
42 | |||
43 | +static inline int plus1(DisasContext *s, int x) | ||
44 | +{ | ||
45 | + return x + 1; | ||
46 | +} | ||
47 | + | ||
48 | /* Include the generated Neon decoder */ | ||
49 | #include "decode-neon-dp.inc.c" | ||
50 | #include "decode-neon-ls.inc.c" | ||
51 | @@ -XXX,XX +XXX,XX @@ static bool trans_VLD_all_lanes(DisasContext *s, arg_VLD_all_lanes *a) | ||
52 | |||
53 | return true; | ||
54 | } | ||
55 | + | ||
56 | +static bool trans_VLDST_single(DisasContext *s, arg_VLDST_single *a) | ||
57 | +{ | ||
58 | + /* Neon load/store single structure to one lane */ | ||
59 | + int reg; | ||
60 | + int nregs = a->n + 1; | ||
61 | + int vd = a->vd; | ||
62 | + TCGv_i32 addr, tmp; | ||
63 | + | ||
64 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
65 | + return false; | ||
66 | + } | ||
67 | + | ||
68 | + /* UNDEF accesses to D16-D31 if they don't exist */ | ||
69 | + if (!dc_isar_feature(aa32_simd_r32, s) && (a->vd & 0x10)) { | ||
70 | + return false; | ||
71 | + } | ||
72 | + | ||
73 | + /* Catch the UNDEF cases. This is unavoidably a bit messy. */ | ||
74 | + switch (nregs) { | ||
75 | + case 1: | ||
76 | + if (((a->align & (1 << a->size)) != 0) || | ||
77 | + (a->size == 2 && ((a->align & 3) == 1 || (a->align & 3) == 2))) { | ||
78 | + return false; | ||
79 | + } | ||
80 | + break; | ||
81 | + case 3: | ||
82 | + if ((a->align & 1) != 0) { | ||
83 | + return false; | ||
84 | + } | ||
85 | + /* fall through */ | ||
86 | + case 2: | ||
87 | + if (a->size == 2 && (a->align & 2) != 0) { | ||
88 | + return false; | ||
89 | + } | ||
90 | + break; | ||
91 | + case 4: | ||
92 | + if ((a->size == 2) && ((a->align & 3) == 3)) { | ||
93 | + return false; | ||
94 | + } | ||
95 | + break; | ||
96 | + default: | ||
97 | + abort(); | ||
98 | + } | ||
99 | + if ((vd + a->stride * (nregs - 1)) > 31) { | ||
100 | + /* | ||
101 | + * Attempts to write off the end of the register file are | ||
102 | + * UNPREDICTABLE; we choose to UNDEF because otherwise we would | ||
103 | + * access off the end of the array that holds the register data. | ||
104 | + */ | ||
105 | + return false; | ||
106 | + } | ||
107 | + | ||
108 | + if (!vfp_access_check(s)) { | ||
109 | + return true; | ||
110 | + } | ||
111 | + | ||
112 | + tmp = tcg_temp_new_i32(); | ||
113 | + addr = tcg_temp_new_i32(); | ||
114 | + load_reg_var(s, addr, a->rn); | ||
115 | + /* | ||
116 | + * TODO: if we implemented alignment exceptions, we should check | ||
117 | + * addr against the alignment encoded in a->align here. | ||
118 | + */ | ||
119 | + for (reg = 0; reg < nregs; reg++) { | ||
120 | + if (a->l) { | ||
121 | + gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), | ||
122 | + s->be_data | a->size); | ||
123 | + neon_store_element(vd, a->reg_idx, a->size, tmp); | ||
124 | + } else { /* Store */ | ||
125 | + neon_load_element(tmp, vd, a->reg_idx, a->size); | ||
126 | + gen_aa32_st_i32(s, tmp, addr, get_mem_index(s), | ||
127 | + s->be_data | a->size); | ||
128 | + } | ||
129 | + vd += a->stride; | ||
130 | + tcg_gen_addi_i32(addr, addr, 1 << a->size); | ||
131 | + } | ||
132 | + tcg_temp_free_i32(addr); | ||
133 | + tcg_temp_free_i32(tmp); | ||
134 | + | ||
135 | + gen_neon_ldst_base_update(s, a->rm, a->rn, (1 << a->size) * nregs); | ||
136 | + | ||
137 | + return true; | ||
138 | +} | ||
139 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
140 | index XXXXXXX..XXXXXXX 100644 | ||
141 | --- a/target/arm/translate.c | ||
142 | +++ b/target/arm/translate.c | ||
143 | @@ -XXX,XX +XXX,XX @@ static void gen_neon_trn_u16(TCGv_i32 t0, TCGv_i32 t1) | ||
144 | tcg_temp_free_i32(rd); | ||
145 | } | ||
146 | |||
147 | - | ||
148 | -/* Translate a NEON load/store element instruction. Return nonzero if the | ||
149 | - instruction is invalid. */ | ||
150 | -static int disas_neon_ls_insn(DisasContext *s, uint32_t insn) | ||
151 | -{ | ||
152 | - int rd, rn, rm; | ||
153 | - int nregs; | ||
154 | - int stride; | ||
155 | - int size; | ||
156 | - int reg; | ||
157 | - int load; | ||
158 | - TCGv_i32 addr; | ||
159 | - TCGv_i32 tmp; | ||
160 | - | ||
161 | - if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
162 | - return 1; | ||
163 | - } | ||
164 | - | ||
165 | - /* FIXME: this access check should not take precedence over UNDEF | ||
166 | - * for invalid encodings; we will generate incorrect syndrome information | ||
167 | - * for attempts to execute invalid vfp/neon encodings with FP disabled. | ||
168 | - */ | ||
169 | - if (s->fp_excp_el) { | ||
170 | - gen_exception_insn(s, s->pc_curr, EXCP_UDEF, | ||
171 | - syn_simd_access_trap(1, 0xe, false), s->fp_excp_el); | ||
172 | - return 0; | ||
173 | - } | ||
174 | - | ||
175 | - if (!s->vfp_enabled) | ||
176 | - return 1; | ||
177 | - VFP_DREG_D(rd, insn); | ||
178 | - rn = (insn >> 16) & 0xf; | ||
179 | - rm = insn & 0xf; | ||
180 | - load = (insn & (1 << 21)) != 0; | ||
181 | - if ((insn & (1 << 23)) == 0) { | ||
182 | - /* Load store all elements -- handled already by decodetree */ | ||
183 | - return 1; | ||
184 | - } else { | ||
185 | - size = (insn >> 10) & 3; | ||
186 | - if (size == 3) { | ||
187 | - /* Load single element to all lanes -- handled by decodetree */ | ||
188 | - return 1; | ||
189 | - } else { | ||
190 | - /* Single element. */ | ||
191 | - int idx = (insn >> 4) & 0xf; | ||
192 | - int reg_idx; | ||
193 | - switch (size) { | ||
194 | - case 0: | ||
195 | - reg_idx = (insn >> 5) & 7; | ||
196 | - stride = 1; | ||
197 | - break; | ||
198 | - case 1: | ||
199 | - reg_idx = (insn >> 6) & 3; | ||
200 | - stride = (insn & (1 << 5)) ? 2 : 1; | ||
201 | - break; | ||
202 | - case 2: | ||
203 | - reg_idx = (insn >> 7) & 1; | ||
204 | - stride = (insn & (1 << 6)) ? 2 : 1; | ||
205 | - break; | ||
206 | - default: | ||
207 | - abort(); | ||
208 | - } | ||
209 | - nregs = ((insn >> 8) & 3) + 1; | ||
210 | - /* Catch the UNDEF cases. This is unavoidably a bit messy. */ | ||
211 | - switch (nregs) { | ||
212 | - case 1: | ||
213 | - if (((idx & (1 << size)) != 0) || | ||
214 | - (size == 2 && ((idx & 3) == 1 || (idx & 3) == 2))) { | ||
215 | - return 1; | ||
216 | - } | ||
217 | - break; | ||
218 | - case 3: | ||
219 | - if ((idx & 1) != 0) { | ||
220 | - return 1; | ||
221 | - } | ||
222 | - /* fall through */ | ||
223 | - case 2: | ||
224 | - if (size == 2 && (idx & 2) != 0) { | ||
225 | - return 1; | ||
226 | - } | ||
227 | - break; | ||
228 | - case 4: | ||
229 | - if ((size == 2) && ((idx & 3) == 3)) { | ||
230 | - return 1; | ||
231 | - } | ||
232 | - break; | ||
233 | - default: | ||
234 | - abort(); | ||
235 | - } | ||
236 | - if ((rd + stride * (nregs - 1)) > 31) { | ||
237 | - /* Attempts to write off the end of the register file | ||
238 | - * are UNPREDICTABLE; we choose to UNDEF because otherwise | ||
239 | - * the neon_load_reg() would write off the end of the array. | ||
240 | - */ | ||
241 | - return 1; | ||
242 | - } | ||
243 | - tmp = tcg_temp_new_i32(); | ||
244 | - addr = tcg_temp_new_i32(); | ||
245 | - load_reg_var(s, addr, rn); | ||
246 | - for (reg = 0; reg < nregs; reg++) { | ||
247 | - if (load) { | ||
248 | - gen_aa32_ld_i32(s, tmp, addr, get_mem_index(s), | ||
249 | - s->be_data | size); | ||
250 | - neon_store_element(rd, reg_idx, size, tmp); | ||
251 | - } else { /* Store */ | ||
252 | - neon_load_element(tmp, rd, reg_idx, size); | ||
253 | - gen_aa32_st_i32(s, tmp, addr, get_mem_index(s), | ||
254 | - s->be_data | size); | ||
255 | - } | ||
256 | - rd += stride; | ||
257 | - tcg_gen_addi_i32(addr, addr, 1 << size); | ||
258 | - } | ||
259 | - tcg_temp_free_i32(addr); | ||
260 | - tcg_temp_free_i32(tmp); | ||
261 | - stride = nregs * (1 << size); | ||
262 | - } | ||
263 | - } | ||
264 | - if (rm != 15) { | ||
265 | - TCGv_i32 base; | ||
266 | - | ||
267 | - base = load_reg(s, rn); | ||
268 | - if (rm == 13) { | ||
269 | - tcg_gen_addi_i32(base, base, stride); | ||
270 | - } else { | ||
271 | - TCGv_i32 index; | ||
272 | - index = load_reg(s, rm); | ||
273 | - tcg_gen_add_i32(base, base, index); | ||
274 | - tcg_temp_free_i32(index); | ||
275 | - } | ||
276 | - store_reg(s, rn, base); | ||
277 | - } | ||
278 | - return 0; | ||
279 | -} | ||
280 | - | ||
281 | static inline void gen_neon_narrow(int size, TCGv_i32 dest, TCGv_i64 src) | ||
282 | { | ||
283 | switch (size) { | ||
284 | @@ -XXX,XX +XXX,XX @@ static void disas_arm_insn(DisasContext *s, unsigned int insn) | ||
285 | } | ||
286 | return; | ||
287 | } | ||
288 | - if ((insn & 0x0f100000) == 0x04000000) { | ||
289 | - /* NEON load/store. */ | ||
290 | - if (disas_neon_ls_insn(s, insn)) { | ||
291 | - goto illegal_op; | ||
292 | - } | ||
293 | - return; | ||
294 | - } | ||
295 | if ((insn & 0x0e000f00) == 0x0c000100) { | ||
296 | if (arm_dc_feature(s, ARM_FEATURE_IWMMXT)) { | ||
297 | /* iWMMXt register transfer. */ | ||
298 | @@ -XXX,XX +XXX,XX @@ static void disas_thumb2_insn(DisasContext *s, uint32_t insn) | ||
299 | } | ||
300 | break; | ||
301 | case 12: | ||
302 | - if ((insn & 0x01100000) == 0x01000000) { | ||
303 | - if (disas_neon_ls_insn(s, insn)) { | ||
304 | - goto illegal_op; | ||
305 | - } | ||
306 | - break; | ||
307 | - } | ||
308 | goto illegal_op; | ||
309 | default: | ||
310 | illegal_op: | ||
311 | -- | ||
312 | 2.20.1 | ||
313 | |||
314 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon 3-reg-same VADD and VSUB insns to decodetree. | ||
1 | 2 | ||
3 | Note that we don't need the neon_3r_sizes[op] check here because all | ||
4 | size values are OK for VADD and VSUB; we'll add this when we convert | ||
5 | the first insn that has size restrictions. | ||
6 | |||
7 | For this we need one of the GVecGen*Fn typedefs currently in | ||
8 | translate-a64.h; move them all to translate.h as a block so they | ||
9 | are visible to the 32-bit decoder. | ||
10 | |||
11 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
12 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
13 | Message-id: 20200430181003.21682-15-peter.maydell@linaro.org | ||
14 | --- | ||
15 | target/arm/translate-a64.h | 9 -------- | ||
16 | target/arm/translate.h | 9 ++++++++ | ||
17 | target/arm/neon-dp.decode | 17 +++++++++++++++ | ||
18 | target/arm/translate-neon.inc.c | 38 +++++++++++++++++++++++++++++++++ | ||
19 | target/arm/translate.c | 14 ++++-------- | ||
20 | 5 files changed, 68 insertions(+), 19 deletions(-) | ||
21 | |||
22 | diff --git a/target/arm/translate-a64.h b/target/arm/translate-a64.h | ||
23 | index XXXXXXX..XXXXXXX 100644 | ||
24 | --- a/target/arm/translate-a64.h | ||
25 | +++ b/target/arm/translate-a64.h | ||
26 | @@ -XXX,XX +XXX,XX @@ static inline int vec_full_reg_size(DisasContext *s) | ||
27 | |||
28 | bool disas_sve(DisasContext *, uint32_t); | ||
29 | |||
30 | -/* Note that the gvec expanders operate on offsets + sizes. */ | ||
31 | -typedef void GVecGen2Fn(unsigned, uint32_t, uint32_t, uint32_t, uint32_t); | ||
32 | -typedef void GVecGen2iFn(unsigned, uint32_t, uint32_t, int64_t, | ||
33 | - uint32_t, uint32_t); | ||
34 | -typedef void GVecGen3Fn(unsigned, uint32_t, uint32_t, | ||
35 | - uint32_t, uint32_t, uint32_t); | ||
36 | -typedef void GVecGen4Fn(unsigned, uint32_t, uint32_t, uint32_t, | ||
37 | - uint32_t, uint32_t, uint32_t); | ||
38 | - | ||
39 | #endif /* TARGET_ARM_TRANSLATE_A64_H */ | ||
40 | diff --git a/target/arm/translate.h b/target/arm/translate.h | ||
41 | index XXXXXXX..XXXXXXX 100644 | ||
42 | --- a/target/arm/translate.h | ||
43 | +++ b/target/arm/translate.h | ||
44 | @@ -XXX,XX +XXX,XX @@ void gen_sshl_i64(TCGv_i64 d, TCGv_i64 a, TCGv_i64 b); | ||
45 | #define dc_isar_feature(name, ctx) \ | ||
46 | ({ DisasContext *ctx_ = (ctx); isar_feature_##name(ctx_->isar); }) | ||
47 | |||
48 | +/* Note that the gvec expanders operate on offsets + sizes. */ | ||
49 | +typedef void GVecGen2Fn(unsigned, uint32_t, uint32_t, uint32_t, uint32_t); | ||
50 | +typedef void GVecGen2iFn(unsigned, uint32_t, uint32_t, int64_t, | ||
51 | + uint32_t, uint32_t); | ||
52 | +typedef void GVecGen3Fn(unsigned, uint32_t, uint32_t, | ||
53 | + uint32_t, uint32_t, uint32_t); | ||
54 | +typedef void GVecGen4Fn(unsigned, uint32_t, uint32_t, uint32_t, | ||
55 | + uint32_t, uint32_t, uint32_t); | ||
56 | + | ||
57 | #endif /* TARGET_ARM_TRANSLATE_H */ | ||
58 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
59 | index XXXXXXX..XXXXXXX 100644 | ||
60 | --- a/target/arm/neon-dp.decode | ||
61 | +++ b/target/arm/neon-dp.decode | ||
62 | @@ -XXX,XX +XXX,XX @@ | ||
63 | # | ||
64 | # This file is processed by scripts/decodetree.py | ||
65 | # | ||
66 | +# VFP/Neon register fields; same as vfp.decode | ||
67 | +%vm_dp 5:1 0:4 | ||
68 | +%vn_dp 7:1 16:4 | ||
69 | +%vd_dp 22:1 12:4 | ||
70 | |||
71 | # Encodings for Neon data processing instructions where the T32 encoding | ||
72 | # is a simple transformation of the A32 encoding. | ||
73 | @@ -XXX,XX +XXX,XX @@ | ||
74 | # 0b111p_1111_qqqq_qqqq_qqqq_qqqq_qqqq_qqqq | ||
75 | # This file works on the A32 encoding only; calling code for T32 has to | ||
76 | # transform the insn into the A32 version first. | ||
77 | + | ||
78 | +###################################################################### | ||
79 | +# 3-reg-same grouping: | ||
80 | +# 1111 001 U 0 D sz:2 Vn:4 Vd:4 opc:4 N Q M op Vm:4 | ||
81 | +###################################################################### | ||
82 | + | ||
83 | +&3same vm vn vd q size | ||
84 | + | ||
85 | +@3same .... ... . . . size:2 .... .... .... . q:1 . . .... \ | ||
86 | + &3same vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
87 | + | ||
88 | +VADD_3s 1111 001 0 0 . .. .... .... 1000 . . . 0 .... @3same | ||
89 | +VSUB_3s 1111 001 1 0 . .. .... .... 1000 . . . 0 .... @3same | ||
90 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
91 | index XXXXXXX..XXXXXXX 100644 | ||
92 | --- a/target/arm/translate-neon.inc.c | ||
93 | +++ b/target/arm/translate-neon.inc.c | ||
94 | @@ -XXX,XX +XXX,XX @@ static bool trans_VLDST_single(DisasContext *s, arg_VLDST_single *a) | ||
95 | |||
96 | return true; | ||
97 | } | ||
98 | + | ||
99 | +static bool do_3same(DisasContext *s, arg_3same *a, GVecGen3Fn fn) | ||
100 | +{ | ||
101 | + int vec_size = a->q ? 16 : 8; | ||
102 | + int rd_ofs = neon_reg_offset(a->vd, 0); | ||
103 | + int rn_ofs = neon_reg_offset(a->vn, 0); | ||
104 | + int rm_ofs = neon_reg_offset(a->vm, 0); | ||
105 | + | ||
106 | + if (!arm_dc_feature(s, ARM_FEATURE_NEON)) { | ||
107 | + return false; | ||
108 | + } | ||
109 | + | ||
110 | + /* UNDEF accesses to D16-D31 if they don't exist. */ | ||
111 | + if (!dc_isar_feature(aa32_simd_r32, s) && | ||
112 | + ((a->vd | a->vn | a->vm) & 0x10)) { | ||
113 | + return false; | ||
114 | + } | ||
115 | + | ||
116 | + if ((a->vn | a->vm | a->vd) & a->q) { | ||
117 | + return false; | ||
118 | + } | ||
119 | + | ||
120 | + if (!vfp_access_check(s)) { | ||
121 | + return true; | ||
122 | + } | ||
123 | + | ||
124 | + fn(a->size, rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size); | ||
125 | + return true; | ||
126 | +} | ||
127 | + | ||
128 | +#define DO_3SAME(INSN, FUNC) \ | ||
129 | + static bool trans_##INSN##_3s(DisasContext *s, arg_3same *a) \ | ||
130 | + { \ | ||
131 | + return do_3same(s, a, FUNC); \ | ||
132 | + } | ||
133 | + | ||
134 | +DO_3SAME(VADD, tcg_gen_gvec_add) | ||
135 | +DO_3SAME(VSUB, tcg_gen_gvec_sub) | ||
136 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
137 | index XXXXXXX..XXXXXXX 100644 | ||
138 | --- a/target/arm/translate.c | ||
139 | +++ b/target/arm/translate.c | ||
140 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
141 | } | ||
142 | return 0; | ||
143 | |||
144 | - case NEON_3R_VADD_VSUB: | ||
145 | - if (u) { | ||
146 | - tcg_gen_gvec_sub(size, rd_ofs, rn_ofs, rm_ofs, | ||
147 | - vec_size, vec_size); | ||
148 | - } else { | ||
149 | - tcg_gen_gvec_add(size, rd_ofs, rn_ofs, rm_ofs, | ||
150 | - vec_size, vec_size); | ||
151 | - } | ||
152 | - return 0; | ||
153 | - | ||
154 | case NEON_3R_VQADD: | ||
155 | tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc), | ||
156 | rn_ofs, rm_ofs, vec_size, vec_size, | ||
157 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
158 | tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, vec_size, vec_size, | ||
159 | u ? &ushl_op[size] : &sshl_op[size]); | ||
160 | return 0; | ||
161 | + | ||
162 | + case NEON_3R_VADD_VSUB: | ||
163 | + /* Already handled by decodetree */ | ||
164 | + return 1; | ||
165 | } | ||
166 | |||
167 | if (size == 3) { | ||
168 | -- | ||
169 | 2.20.1 | ||
170 | |||
171 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon logic ops in the 3-reg-same grouping to decodetree. | ||
2 | Note that for the logic ops the 'size' field forms part of their | ||
3 | decode and the actual operations are always bitwise. | ||
1 | 4 | ||
5 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
6 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
7 | Message-id: 20200430181003.21682-16-peter.maydell@linaro.org | ||
8 | --- | ||
9 | target/arm/neon-dp.decode | 12 +++++++++++ | ||
10 | target/arm/translate-neon.inc.c | 19 +++++++++++++++++ | ||
11 | target/arm/translate.c | 38 +-------------------------------- | ||
12 | 3 files changed, 32 insertions(+), 37 deletions(-) | ||
13 | |||
14 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
15 | index XXXXXXX..XXXXXXX 100644 | ||
16 | --- a/target/arm/neon-dp.decode | ||
17 | +++ b/target/arm/neon-dp.decode | ||
18 | @@ -XXX,XX +XXX,XX @@ | ||
19 | @3same .... ... . . . size:2 .... .... .... . q:1 . . .... \ | ||
20 | &3same vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
21 | |||
22 | +@3same_logic .... ... . . . .. .... .... .... . q:1 .. .... \ | ||
23 | + &3same vm=%vm_dp vn=%vn_dp vd=%vd_dp size=0 | ||
24 | + | ||
25 | +VAND_3s 1111 001 0 0 . 00 .... .... 0001 ... 1 .... @3same_logic | ||
26 | +VBIC_3s 1111 001 0 0 . 01 .... .... 0001 ... 1 .... @3same_logic | ||
27 | +VORR_3s 1111 001 0 0 . 10 .... .... 0001 ... 1 .... @3same_logic | ||
28 | +VORN_3s 1111 001 0 0 . 11 .... .... 0001 ... 1 .... @3same_logic | ||
29 | +VEOR_3s 1111 001 1 0 . 00 .... .... 0001 ... 1 .... @3same_logic | ||
30 | +VBSL_3s 1111 001 1 0 . 01 .... .... 0001 ... 1 .... @3same_logic | ||
31 | +VBIT_3s 1111 001 1 0 . 10 .... .... 0001 ... 1 .... @3same_logic | ||
32 | +VBIF_3s 1111 001 1 0 . 11 .... .... 0001 ... 1 .... @3same_logic | ||
33 | + | ||
34 | VADD_3s 1111 001 0 0 . .. .... .... 1000 . . . 0 .... @3same | ||
35 | VSUB_3s 1111 001 1 0 . .. .... .... 1000 . . . 0 .... @3same | ||
36 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
37 | index XXXXXXX..XXXXXXX 100644 | ||
38 | --- a/target/arm/translate-neon.inc.c | ||
39 | +++ b/target/arm/translate-neon.inc.c | ||
40 | @@ -XXX,XX +XXX,XX @@ static bool do_3same(DisasContext *s, arg_3same *a, GVecGen3Fn fn) | ||
41 | |||
42 | DO_3SAME(VADD, tcg_gen_gvec_add) | ||
43 | DO_3SAME(VSUB, tcg_gen_gvec_sub) | ||
44 | +DO_3SAME(VAND, tcg_gen_gvec_and) | ||
45 | +DO_3SAME(VBIC, tcg_gen_gvec_andc) | ||
46 | +DO_3SAME(VORR, tcg_gen_gvec_or) | ||
47 | +DO_3SAME(VORN, tcg_gen_gvec_orc) | ||
48 | +DO_3SAME(VEOR, tcg_gen_gvec_xor) | ||
49 | + | ||
50 | +/* These insns are all gvec_bitsel but with the inputs in various orders. */ | ||
51 | +#define DO_3SAME_BITSEL(INSN, O1, O2, O3) \ | ||
52 | + static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
53 | + uint32_t rn_ofs, uint32_t rm_ofs, \ | ||
54 | + uint32_t oprsz, uint32_t maxsz) \ | ||
55 | + { \ | ||
56 | + tcg_gen_gvec_bitsel(vece, rd_ofs, O1, O2, O3, oprsz, maxsz); \ | ||
57 | + } \ | ||
58 | + DO_3SAME(INSN, gen_##INSN##_3s) | ||
59 | + | ||
60 | +DO_3SAME_BITSEL(VBSL, rd_ofs, rn_ofs, rm_ofs) | ||
61 | +DO_3SAME_BITSEL(VBIT, rm_ofs, rn_ofs, rd_ofs) | ||
62 | +DO_3SAME_BITSEL(VBIF, rm_ofs, rd_ofs, rn_ofs) | ||
63 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
64 | index XXXXXXX..XXXXXXX 100644 | ||
65 | --- a/target/arm/translate.c | ||
66 | +++ b/target/arm/translate.c | ||
67 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
68 | } | ||
69 | return 1; | ||
70 | |||
71 | - case NEON_3R_LOGIC: /* Logic ops. */ | ||
72 | - switch ((u << 2) | size) { | ||
73 | - case 0: /* VAND */ | ||
74 | - tcg_gen_gvec_and(0, rd_ofs, rn_ofs, rm_ofs, | ||
75 | - vec_size, vec_size); | ||
76 | - break; | ||
77 | - case 1: /* VBIC */ | ||
78 | - tcg_gen_gvec_andc(0, rd_ofs, rn_ofs, rm_ofs, | ||
79 | - vec_size, vec_size); | ||
80 | - break; | ||
81 | - case 2: /* VORR */ | ||
82 | - tcg_gen_gvec_or(0, rd_ofs, rn_ofs, rm_ofs, | ||
83 | - vec_size, vec_size); | ||
84 | - break; | ||
85 | - case 3: /* VORN */ | ||
86 | - tcg_gen_gvec_orc(0, rd_ofs, rn_ofs, rm_ofs, | ||
87 | - vec_size, vec_size); | ||
88 | - break; | ||
89 | - case 4: /* VEOR */ | ||
90 | - tcg_gen_gvec_xor(0, rd_ofs, rn_ofs, rm_ofs, | ||
91 | - vec_size, vec_size); | ||
92 | - break; | ||
93 | - case 5: /* VBSL */ | ||
94 | - tcg_gen_gvec_bitsel(MO_8, rd_ofs, rd_ofs, rn_ofs, rm_ofs, | ||
95 | - vec_size, vec_size); | ||
96 | - break; | ||
97 | - case 6: /* VBIT */ | ||
98 | - tcg_gen_gvec_bitsel(MO_8, rd_ofs, rm_ofs, rn_ofs, rd_ofs, | ||
99 | - vec_size, vec_size); | ||
100 | - break; | ||
101 | - case 7: /* VBIF */ | ||
102 | - tcg_gen_gvec_bitsel(MO_8, rd_ofs, rm_ofs, rd_ofs, rn_ofs, | ||
103 | - vec_size, vec_size); | ||
104 | - break; | ||
105 | - } | ||
106 | - return 0; | ||
107 | - | ||
108 | case NEON_3R_VQADD: | ||
109 | tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc), | ||
110 | rn_ofs, rm_ofs, vec_size, vec_size, | ||
111 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
112 | return 0; | ||
113 | |||
114 | case NEON_3R_VADD_VSUB: | ||
115 | + case NEON_3R_LOGIC: | ||
116 | /* Already handled by decodetree */ | ||
117 | return 1; | ||
118 | } | ||
119 | -- | ||
120 | 2.20.1 | ||
121 | |||
122 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon 3-reg-same VMAX and VMIN insns to decodetree. | ||
1 | 2 | ||
3 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
4 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
5 | Message-id: 20200430181003.21682-17-peter.maydell@linaro.org | ||
6 | --- | ||
7 | target/arm/neon-dp.decode | 5 +++++ | ||
8 | target/arm/translate-neon.inc.c | 14 ++++++++++++++ | ||
9 | target/arm/translate.c | 21 ++------------------- | ||
10 | 3 files changed, 21 insertions(+), 19 deletions(-) | ||
11 | |||
12 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
13 | index XXXXXXX..XXXXXXX 100644 | ||
14 | --- a/target/arm/neon-dp.decode | ||
15 | +++ b/target/arm/neon-dp.decode | ||
16 | @@ -XXX,XX +XXX,XX @@ VBSL_3s 1111 001 1 0 . 01 .... .... 0001 ... 1 .... @3same_logic | ||
17 | VBIT_3s 1111 001 1 0 . 10 .... .... 0001 ... 1 .... @3same_logic | ||
18 | VBIF_3s 1111 001 1 0 . 11 .... .... 0001 ... 1 .... @3same_logic | ||
19 | |||
20 | +VMAX_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 0 .... @3same | ||
21 | +VMAX_U_3s 1111 001 1 0 . .. .... .... 0110 . . . 0 .... @3same | ||
22 | +VMIN_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 1 .... @3same | ||
23 | +VMIN_U_3s 1111 001 1 0 . .. .... .... 0110 . . . 1 .... @3same | ||
24 | + | ||
25 | VADD_3s 1111 001 0 0 . .. .... .... 1000 . . . 0 .... @3same | ||
26 | VSUB_3s 1111 001 1 0 . .. .... .... 1000 . . . 0 .... @3same | ||
27 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
28 | index XXXXXXX..XXXXXXX 100644 | ||
29 | --- a/target/arm/translate-neon.inc.c | ||
30 | +++ b/target/arm/translate-neon.inc.c | ||
31 | @@ -XXX,XX +XXX,XX @@ DO_3SAME(VEOR, tcg_gen_gvec_xor) | ||
32 | DO_3SAME_BITSEL(VBSL, rd_ofs, rn_ofs, rm_ofs) | ||
33 | DO_3SAME_BITSEL(VBIT, rm_ofs, rn_ofs, rd_ofs) | ||
34 | DO_3SAME_BITSEL(VBIF, rm_ofs, rd_ofs, rn_ofs) | ||
35 | + | ||
36 | +#define DO_3SAME_NO_SZ_3(INSN, FUNC) \ | ||
37 | + static bool trans_##INSN##_3s(DisasContext *s, arg_3same *a) \ | ||
38 | + { \ | ||
39 | + if (a->size == 3) { \ | ||
40 | + return false; \ | ||
41 | + } \ | ||
42 | + return do_3same(s, a, FUNC); \ | ||
43 | + } | ||
44 | + | ||
45 | +DO_3SAME_NO_SZ_3(VMAX_S, tcg_gen_gvec_smax) | ||
46 | +DO_3SAME_NO_SZ_3(VMAX_U, tcg_gen_gvec_umax) | ||
47 | +DO_3SAME_NO_SZ_3(VMIN_S, tcg_gen_gvec_smin) | ||
48 | +DO_3SAME_NO_SZ_3(VMIN_U, tcg_gen_gvec_umin) | ||
49 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
50 | index XXXXXXX..XXXXXXX 100644 | ||
51 | --- a/target/arm/translate.c | ||
52 | +++ b/target/arm/translate.c | ||
53 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
54 | rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size); | ||
55 | return 0; | ||
56 | |||
57 | - case NEON_3R_VMAX: | ||
58 | - if (u) { | ||
59 | - tcg_gen_gvec_umax(size, rd_ofs, rn_ofs, rm_ofs, | ||
60 | - vec_size, vec_size); | ||
61 | - } else { | ||
62 | - tcg_gen_gvec_smax(size, rd_ofs, rn_ofs, rm_ofs, | ||
63 | - vec_size, vec_size); | ||
64 | - } | ||
65 | - return 0; | ||
66 | - case NEON_3R_VMIN: | ||
67 | - if (u) { | ||
68 | - tcg_gen_gvec_umin(size, rd_ofs, rn_ofs, rm_ofs, | ||
69 | - vec_size, vec_size); | ||
70 | - } else { | ||
71 | - tcg_gen_gvec_smin(size, rd_ofs, rn_ofs, rm_ofs, | ||
72 | - vec_size, vec_size); | ||
73 | - } | ||
74 | - return 0; | ||
75 | - | ||
76 | case NEON_3R_VSHL: | ||
77 | /* Note the operation is vshl vd,vm,vn */ | ||
78 | tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, vec_size, vec_size, | ||
79 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
80 | |||
81 | case NEON_3R_VADD_VSUB: | ||
82 | case NEON_3R_LOGIC: | ||
83 | + case NEON_3R_VMAX: | ||
84 | + case NEON_3R_VMIN: | ||
85 | /* Already handled by decodetree */ | ||
86 | return 1; | ||
87 | } | ||
88 | -- | ||
89 | 2.20.1 | ||
90 | |||
91 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon comparison ops in the 3-reg-same grouping | ||
2 | to decodetree. | ||
1 | 3 | ||
4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-18-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-dp.decode | 8 ++++++++ | ||
9 | target/arm/translate-neon.inc.c | 22 ++++++++++++++++++++++ | ||
10 | target/arm/translate.c | 23 +++-------------------- | ||
11 | 3 files changed, 33 insertions(+), 20 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/neon-dp.decode | ||
16 | +++ b/target/arm/neon-dp.decode | ||
17 | @@ -XXX,XX +XXX,XX @@ VBSL_3s 1111 001 1 0 . 01 .... .... 0001 ... 1 .... @3same_logic | ||
18 | VBIT_3s 1111 001 1 0 . 10 .... .... 0001 ... 1 .... @3same_logic | ||
19 | VBIF_3s 1111 001 1 0 . 11 .... .... 0001 ... 1 .... @3same_logic | ||
20 | |||
21 | +VCGT_S_3s 1111 001 0 0 . .. .... .... 0011 . . . 0 .... @3same | ||
22 | +VCGT_U_3s 1111 001 1 0 . .. .... .... 0011 . . . 0 .... @3same | ||
23 | +VCGE_S_3s 1111 001 0 0 . .. .... .... 0011 . . . 1 .... @3same | ||
24 | +VCGE_U_3s 1111 001 1 0 . .. .... .... 0011 . . . 1 .... @3same | ||
25 | + | ||
26 | VMAX_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 0 .... @3same | ||
27 | VMAX_U_3s 1111 001 1 0 . .. .... .... 0110 . . . 0 .... @3same | ||
28 | VMIN_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 1 .... @3same | ||
29 | @@ -XXX,XX +XXX,XX @@ VMIN_U_3s 1111 001 1 0 . .. .... .... 0110 . . . 1 .... @3same | ||
30 | |||
31 | VADD_3s 1111 001 0 0 . .. .... .... 1000 . . . 0 .... @3same | ||
32 | VSUB_3s 1111 001 1 0 . .. .... .... 1000 . . . 0 .... @3same | ||
33 | + | ||
34 | +VTST_3s 1111 001 0 0 . .. .... .... 1000 . . . 1 .... @3same | ||
35 | +VCEQ_3s 1111 001 1 0 . .. .... .... 1000 . . . 1 .... @3same | ||
36 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
37 | index XXXXXXX..XXXXXXX 100644 | ||
38 | --- a/target/arm/translate-neon.inc.c | ||
39 | +++ b/target/arm/translate-neon.inc.c | ||
40 | @@ -XXX,XX +XXX,XX @@ DO_3SAME_NO_SZ_3(VMAX_S, tcg_gen_gvec_smax) | ||
41 | DO_3SAME_NO_SZ_3(VMAX_U, tcg_gen_gvec_umax) | ||
42 | DO_3SAME_NO_SZ_3(VMIN_S, tcg_gen_gvec_smin) | ||
43 | DO_3SAME_NO_SZ_3(VMIN_U, tcg_gen_gvec_umin) | ||
44 | + | ||
45 | +#define DO_3SAME_CMP(INSN, COND) \ | ||
46 | + static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
47 | + uint32_t rn_ofs, uint32_t rm_ofs, \ | ||
48 | + uint32_t oprsz, uint32_t maxsz) \ | ||
49 | + { \ | ||
50 | + tcg_gen_gvec_cmp(COND, vece, rd_ofs, rn_ofs, rm_ofs, oprsz, maxsz); \ | ||
51 | + } \ | ||
52 | + DO_3SAME_NO_SZ_3(INSN, gen_##INSN##_3s) | ||
53 | + | ||
54 | +DO_3SAME_CMP(VCGT_S, TCG_COND_GT) | ||
55 | +DO_3SAME_CMP(VCGT_U, TCG_COND_GTU) | ||
56 | +DO_3SAME_CMP(VCGE_S, TCG_COND_GE) | ||
57 | +DO_3SAME_CMP(VCGE_U, TCG_COND_GEU) | ||
58 | +DO_3SAME_CMP(VCEQ, TCG_COND_EQ) | ||
59 | + | ||
60 | +static void gen_VTST_3s(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, | ||
61 | + uint32_t rm_ofs, uint32_t oprsz, uint32_t maxsz) | ||
62 | +{ | ||
63 | + tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, oprsz, maxsz, &cmtst_op[vece]); | ||
64 | +} | ||
65 | +DO_3SAME_NO_SZ_3(VTST, gen_VTST_3s) | ||
66 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
67 | index XXXXXXX..XXXXXXX 100644 | ||
68 | --- a/target/arm/translate.c | ||
69 | +++ b/target/arm/translate.c | ||
70 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
71 | u ? &mls_op[size] : &mla_op[size]); | ||
72 | return 0; | ||
73 | |||
74 | - case NEON_3R_VTST_VCEQ: | ||
75 | - if (u) { /* VCEQ */ | ||
76 | - tcg_gen_gvec_cmp(TCG_COND_EQ, size, rd_ofs, rn_ofs, rm_ofs, | ||
77 | - vec_size, vec_size); | ||
78 | - } else { /* VTST */ | ||
79 | - tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, | ||
80 | - vec_size, vec_size, &cmtst_op[size]); | ||
81 | - } | ||
82 | - return 0; | ||
83 | - | ||
84 | - case NEON_3R_VCGT: | ||
85 | - tcg_gen_gvec_cmp(u ? TCG_COND_GTU : TCG_COND_GT, size, | ||
86 | - rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size); | ||
87 | - return 0; | ||
88 | - | ||
89 | - case NEON_3R_VCGE: | ||
90 | - tcg_gen_gvec_cmp(u ? TCG_COND_GEU : TCG_COND_GE, size, | ||
91 | - rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size); | ||
92 | - return 0; | ||
93 | - | ||
94 | case NEON_3R_VSHL: | ||
95 | /* Note the operation is vshl vd,vm,vn */ | ||
96 | tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, vec_size, vec_size, | ||
97 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
98 | case NEON_3R_LOGIC: | ||
99 | case NEON_3R_VMAX: | ||
100 | case NEON_3R_VMIN: | ||
101 | + case NEON_3R_VTST_VCEQ: | ||
102 | + case NEON_3R_VCGT: | ||
103 | + case NEON_3R_VCGE: | ||
104 | /* Already handled by decodetree */ | ||
105 | return 1; | ||
106 | } | ||
107 | -- | ||
108 | 2.20.1 | ||
109 | |||
110 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon VQADD/VQSUB insns in the 3-reg-same grouping | ||
2 | to decodetree. | ||
1 | 3 | ||
4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-19-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-dp.decode | 6 ++++++ | ||
9 | target/arm/translate-neon.inc.c | 15 +++++++++++++++ | ||
10 | target/arm/translate.c | 14 ++------------ | ||
11 | 3 files changed, 23 insertions(+), 12 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/neon-dp.decode | ||
16 | +++ b/target/arm/neon-dp.decode | ||
17 | @@ -XXX,XX +XXX,XX @@ | ||
18 | @3same .... ... . . . size:2 .... .... .... . q:1 . . .... \ | ||
19 | &3same vm=%vm_dp vn=%vn_dp vd=%vd_dp | ||
20 | |||
21 | +VQADD_S_3s 1111 001 0 0 . .. .... .... 0000 . . . 1 .... @3same | ||
22 | +VQADD_U_3s 1111 001 1 0 . .. .... .... 0000 . . . 1 .... @3same | ||
23 | + | ||
24 | @3same_logic .... ... . . . .. .... .... .... . q:1 .. .... \ | ||
25 | &3same vm=%vm_dp vn=%vn_dp vd=%vd_dp size=0 | ||
26 | |||
27 | @@ -XXX,XX +XXX,XX @@ VBSL_3s 1111 001 1 0 . 01 .... .... 0001 ... 1 .... @3same_logic | ||
28 | VBIT_3s 1111 001 1 0 . 10 .... .... 0001 ... 1 .... @3same_logic | ||
29 | VBIF_3s 1111 001 1 0 . 11 .... .... 0001 ... 1 .... @3same_logic | ||
30 | |||
31 | +VQSUB_S_3s 1111 001 0 0 . .. .... .... 0010 . . . 1 .... @3same | ||
32 | +VQSUB_U_3s 1111 001 1 0 . .. .... .... 0010 . . . 1 .... @3same | ||
33 | + | ||
34 | VCGT_S_3s 1111 001 0 0 . .. .... .... 0011 . . . 0 .... @3same | ||
35 | VCGT_U_3s 1111 001 1 0 . .. .... .... 0011 . . . 0 .... @3same | ||
36 | VCGE_S_3s 1111 001 0 0 . .. .... .... 0011 . . . 1 .... @3same | ||
37 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
38 | index XXXXXXX..XXXXXXX 100644 | ||
39 | --- a/target/arm/translate-neon.inc.c | ||
40 | +++ b/target/arm/translate-neon.inc.c | ||
41 | @@ -XXX,XX +XXX,XX @@ static void gen_VTST_3s(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, | ||
42 | tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, oprsz, maxsz, &cmtst_op[vece]); | ||
43 | } | ||
44 | DO_3SAME_NO_SZ_3(VTST, gen_VTST_3s) | ||
45 | + | ||
46 | +#define DO_3SAME_GVEC4(INSN, OPARRAY) \ | ||
47 | + static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
48 | + uint32_t rn_ofs, uint32_t rm_ofs, \ | ||
49 | + uint32_t oprsz, uint32_t maxsz) \ | ||
50 | + { \ | ||
51 | + tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc), \ | ||
52 | + rn_ofs, rm_ofs, oprsz, maxsz, &OPARRAY[vece]); \ | ||
53 | + } \ | ||
54 | + DO_3SAME(INSN, gen_##INSN##_3s) | ||
55 | + | ||
56 | +DO_3SAME_GVEC4(VQADD_S, sqadd_op) | ||
57 | +DO_3SAME_GVEC4(VQADD_U, uqadd_op) | ||
58 | +DO_3SAME_GVEC4(VQSUB_S, sqsub_op) | ||
59 | +DO_3SAME_GVEC4(VQSUB_U, uqsub_op) | ||
60 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
61 | index XXXXXXX..XXXXXXX 100644 | ||
62 | --- a/target/arm/translate.c | ||
63 | +++ b/target/arm/translate.c | ||
64 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
65 | } | ||
66 | return 1; | ||
67 | |||
68 | - case NEON_3R_VQADD: | ||
69 | - tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc), | ||
70 | - rn_ofs, rm_ofs, vec_size, vec_size, | ||
71 | - (u ? uqadd_op : sqadd_op) + size); | ||
72 | - return 0; | ||
73 | - | ||
74 | - case NEON_3R_VQSUB: | ||
75 | - tcg_gen_gvec_4(rd_ofs, offsetof(CPUARMState, vfp.qc), | ||
76 | - rn_ofs, rm_ofs, vec_size, vec_size, | ||
77 | - (u ? uqsub_op : sqsub_op) + size); | ||
78 | - return 0; | ||
79 | - | ||
80 | case NEON_3R_VMUL: /* VMUL */ | ||
81 | if (u) { | ||
82 | /* Polynomial case allows only P8. */ | ||
83 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
84 | case NEON_3R_VTST_VCEQ: | ||
85 | case NEON_3R_VCGT: | ||
86 | case NEON_3R_VCGE: | ||
87 | + case NEON_3R_VQADD: | ||
88 | + case NEON_3R_VQSUB: | ||
89 | /* Already handled by decodetree */ | ||
90 | return 1; | ||
91 | } | ||
92 | -- | ||
93 | 2.20.1 | ||
94 | |||
95 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | Convert the Neon VMUL, VMLA, VMLS and VSHL insns in the | ||
2 | 3-reg-same grouping to decodetree. | ||
1 | 3 | ||
4 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
5 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
6 | Message-id: 20200430181003.21682-20-peter.maydell@linaro.org | ||
7 | --- | ||
8 | target/arm/neon-dp.decode | 9 +++++++ | ||
9 | target/arm/translate-neon.inc.c | 44 +++++++++++++++++++++++++++++++++ | ||
10 | target/arm/translate.c | 28 +++------------------ | ||
11 | 3 files changed, 56 insertions(+), 25 deletions(-) | ||
12 | |||
13 | diff --git a/target/arm/neon-dp.decode b/target/arm/neon-dp.decode | ||
14 | index XXXXXXX..XXXXXXX 100644 | ||
15 | --- a/target/arm/neon-dp.decode | ||
16 | +++ b/target/arm/neon-dp.decode | ||
17 | @@ -XXX,XX +XXX,XX @@ VCGT_U_3s 1111 001 1 0 . .. .... .... 0011 . . . 0 .... @3same | ||
18 | VCGE_S_3s 1111 001 0 0 . .. .... .... 0011 . . . 1 .... @3same | ||
19 | VCGE_U_3s 1111 001 1 0 . .. .... .... 0011 . . . 1 .... @3same | ||
20 | |||
21 | +VSHL_S_3s 1111 001 0 0 . .. .... .... 0100 . . . 0 .... @3same | ||
22 | +VSHL_U_3s 1111 001 1 0 . .. .... .... 0100 . . . 0 .... @3same | ||
23 | + | ||
24 | VMAX_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 0 .... @3same | ||
25 | VMAX_U_3s 1111 001 1 0 . .. .... .... 0110 . . . 0 .... @3same | ||
26 | VMIN_S_3s 1111 001 0 0 . .. .... .... 0110 . . . 1 .... @3same | ||
27 | @@ -XXX,XX +XXX,XX @@ VSUB_3s 1111 001 1 0 . .. .... .... 1000 . . . 0 .... @3same | ||
28 | |||
29 | VTST_3s 1111 001 0 0 . .. .... .... 1000 . . . 1 .... @3same | ||
30 | VCEQ_3s 1111 001 1 0 . .. .... .... 1000 . . . 1 .... @3same | ||
31 | + | ||
32 | +VMLA_3s 1111 001 0 0 . .. .... .... 1001 . . . 0 .... @3same | ||
33 | +VMLS_3s 1111 001 1 0 . .. .... .... 1001 . . . 0 .... @3same | ||
34 | + | ||
35 | +VMUL_3s 1111 001 0 0 . .. .... .... 1001 . . . 1 .... @3same | ||
36 | +VMUL_p_3s 1111 001 1 0 . .. .... .... 1001 . . . 1 .... @3same | ||
37 | diff --git a/target/arm/translate-neon.inc.c b/target/arm/translate-neon.inc.c | ||
38 | index XXXXXXX..XXXXXXX 100644 | ||
39 | --- a/target/arm/translate-neon.inc.c | ||
40 | +++ b/target/arm/translate-neon.inc.c | ||
41 | @@ -XXX,XX +XXX,XX @@ DO_3SAME_NO_SZ_3(VMAX_S, tcg_gen_gvec_smax) | ||
42 | DO_3SAME_NO_SZ_3(VMAX_U, tcg_gen_gvec_umax) | ||
43 | DO_3SAME_NO_SZ_3(VMIN_S, tcg_gen_gvec_smin) | ||
44 | DO_3SAME_NO_SZ_3(VMIN_U, tcg_gen_gvec_umin) | ||
45 | +DO_3SAME_NO_SZ_3(VMUL, tcg_gen_gvec_mul) | ||
46 | |||
47 | #define DO_3SAME_CMP(INSN, COND) \ | ||
48 | static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
49 | @@ -XXX,XX +XXX,XX @@ DO_3SAME_GVEC4(VQADD_S, sqadd_op) | ||
50 | DO_3SAME_GVEC4(VQADD_U, uqadd_op) | ||
51 | DO_3SAME_GVEC4(VQSUB_S, sqsub_op) | ||
52 | DO_3SAME_GVEC4(VQSUB_U, uqsub_op) | ||
53 | + | ||
54 | +static void gen_VMUL_p_3s(unsigned vece, uint32_t rd_ofs, uint32_t rn_ofs, | ||
55 | + uint32_t rm_ofs, uint32_t oprsz, uint32_t maxsz) | ||
56 | +{ | ||
57 | + tcg_gen_gvec_3_ool(rd_ofs, rn_ofs, rm_ofs, oprsz, maxsz, | ||
58 | + 0, gen_helper_gvec_pmul_b); | ||
59 | +} | ||
60 | + | ||
61 | +static bool trans_VMUL_p_3s(DisasContext *s, arg_3same *a) | ||
62 | +{ | ||
63 | + if (a->size != 0) { | ||
64 | + return false; | ||
65 | + } | ||
66 | + return do_3same(s, a, gen_VMUL_p_3s); | ||
67 | +} | ||
68 | + | ||
69 | +#define DO_3SAME_GVEC3_NO_SZ_3(INSN, OPARRAY) \ | ||
70 | + static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
71 | + uint32_t rn_ofs, uint32_t rm_ofs, \ | ||
72 | + uint32_t oprsz, uint32_t maxsz) \ | ||
73 | + { \ | ||
74 | + tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, \ | ||
75 | + oprsz, maxsz, &OPARRAY[vece]); \ | ||
76 | + } \ | ||
77 | + DO_3SAME_NO_SZ_3(INSN, gen_##INSN##_3s) | ||
78 | + | ||
79 | + | ||
80 | +DO_3SAME_GVEC3_NO_SZ_3(VMLA, mla_op) | ||
81 | +DO_3SAME_GVEC3_NO_SZ_3(VMLS, mls_op) | ||
82 | + | ||
83 | +#define DO_3SAME_GVEC3_SHIFT(INSN, OPARRAY) \ | ||
84 | + static void gen_##INSN##_3s(unsigned vece, uint32_t rd_ofs, \ | ||
85 | + uint32_t rn_ofs, uint32_t rm_ofs, \ | ||
86 | + uint32_t oprsz, uint32_t maxsz) \ | ||
87 | + { \ | ||
88 | + /* Note the operation is vshl vd,vm,vn */ \ | ||
89 | + tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, \ | ||
90 | + oprsz, maxsz, &OPARRAY[vece]); \ | ||
91 | + } \ | ||
92 | + DO_3SAME(INSN, gen_##INSN##_3s) | ||
93 | + | ||
94 | +DO_3SAME_GVEC3_SHIFT(VSHL_S, sshl_op) | ||
95 | +DO_3SAME_GVEC3_SHIFT(VSHL_U, ushl_op) | ||
96 | diff --git a/target/arm/translate.c b/target/arm/translate.c | ||
97 | index XXXXXXX..XXXXXXX 100644 | ||
98 | --- a/target/arm/translate.c | ||
99 | +++ b/target/arm/translate.c | ||
100 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
101 | } | ||
102 | return 1; | ||
103 | |||
104 | - case NEON_3R_VMUL: /* VMUL */ | ||
105 | - if (u) { | ||
106 | - /* Polynomial case allows only P8. */ | ||
107 | - if (size != 0) { | ||
108 | - return 1; | ||
109 | - } | ||
110 | - tcg_gen_gvec_3_ool(rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size, | ||
111 | - 0, gen_helper_gvec_pmul_b); | ||
112 | - } else { | ||
113 | - tcg_gen_gvec_mul(size, rd_ofs, rn_ofs, rm_ofs, | ||
114 | - vec_size, vec_size); | ||
115 | - } | ||
116 | - return 0; | ||
117 | - | ||
118 | - case NEON_3R_VML: /* VMLA, VMLS */ | ||
119 | - tcg_gen_gvec_3(rd_ofs, rn_ofs, rm_ofs, vec_size, vec_size, | ||
120 | - u ? &mls_op[size] : &mla_op[size]); | ||
121 | - return 0; | ||
122 | - | ||
123 | - case NEON_3R_VSHL: | ||
124 | - /* Note the operation is vshl vd,vm,vn */ | ||
125 | - tcg_gen_gvec_3(rd_ofs, rm_ofs, rn_ofs, vec_size, vec_size, | ||
126 | - u ? &ushl_op[size] : &sshl_op[size]); | ||
127 | - return 0; | ||
128 | - | ||
129 | case NEON_3R_VADD_VSUB: | ||
130 | case NEON_3R_LOGIC: | ||
131 | case NEON_3R_VMAX: | ||
132 | @@ -XXX,XX +XXX,XX @@ static int disas_neon_data_insn(DisasContext *s, uint32_t insn) | ||
133 | case NEON_3R_VCGE: | ||
134 | case NEON_3R_VQADD: | ||
135 | case NEON_3R_VQSUB: | ||
136 | + case NEON_3R_VMUL: | ||
137 | + case NEON_3R_VML: | ||
138 | + case NEON_3R_VSHL: | ||
139 | /* Already handled by decodetree */ | ||
140 | return 1; | ||
141 | } | ||
142 | -- | ||
143 | 2.20.1 | ||
144 | |||
145 | diff view generated by jsdifflib |
New patch | |||
---|---|---|---|
1 | We're going to want at least some of the NeonGen* typedefs | ||
2 | for the refactored 32-bit Neon decoder, so move them all | ||
3 | to translate.h since it makes more sense to keep them in | ||
4 | one group. | ||
1 | 5 | ||
6 | Signed-off-by: Peter Maydell <peter.maydell@linaro.org> | ||
7 | Reviewed-by: Richard Henderson <richard.henderson@linaro.org> | ||
8 | Message-id: 20200430181003.21682-23-peter.maydell@linaro.org | ||
9 | --- | ||
10 | target/arm/translate.h | 17 +++++++++++++++++ | ||
11 | target/arm/translate-a64.c | 17 ----------------- | ||
12 | 2 files changed, 17 insertions(+), 17 deletions(-) | ||
13 | |||
14 | diff --git a/target/arm/translate.h b/target/arm/translate.h | ||
15 | index XXXXXXX..XXXXXXX 100644 | ||
16 | --- a/target/arm/translate.h | ||
17 | +++ b/target/arm/translate.h | ||
18 | @@ -XXX,XX +XXX,XX @@ typedef void GVecGen3Fn(unsigned, uint32_t, uint32_t, | ||
19 | typedef void GVecGen4Fn(unsigned, uint32_t, uint32_t, uint32_t, | ||
20 | uint32_t, uint32_t, uint32_t); | ||
21 | |||
22 | +/* Function prototype for gen_ functions for calling Neon helpers */ | ||
23 | +typedef void NeonGenOneOpEnvFn(TCGv_i32, TCGv_ptr, TCGv_i32); | ||
24 | +typedef void NeonGenTwoOpFn(TCGv_i32, TCGv_i32, TCGv_i32); | ||
25 | +typedef void NeonGenTwoOpEnvFn(TCGv_i32, TCGv_ptr, TCGv_i32, TCGv_i32); | ||
26 | +typedef void NeonGenTwo64OpFn(TCGv_i64, TCGv_i64, TCGv_i64); | ||
27 | +typedef void NeonGenTwo64OpEnvFn(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64); | ||
28 | +typedef void NeonGenNarrowFn(TCGv_i32, TCGv_i64); | ||
29 | +typedef void NeonGenNarrowEnvFn(TCGv_i32, TCGv_ptr, TCGv_i64); | ||
30 | +typedef void NeonGenWidenFn(TCGv_i64, TCGv_i32); | ||
31 | +typedef void NeonGenTwoSingleOPFn(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_ptr); | ||
32 | +typedef void NeonGenTwoDoubleOPFn(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_ptr); | ||
33 | +typedef void NeonGenOneOpFn(TCGv_i64, TCGv_i64); | ||
34 | +typedef void CryptoTwoOpFn(TCGv_ptr, TCGv_ptr); | ||
35 | +typedef void CryptoThreeOpIntFn(TCGv_ptr, TCGv_ptr, TCGv_i32); | ||
36 | +typedef void CryptoThreeOpFn(TCGv_ptr, TCGv_ptr, TCGv_ptr); | ||
37 | +typedef void AtomicThreeOpFn(TCGv_i64, TCGv_i64, TCGv_i64, TCGArg, MemOp); | ||
38 | + | ||
39 | #endif /* TARGET_ARM_TRANSLATE_H */ | ||
40 | diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c | ||
41 | index XXXXXXX..XXXXXXX 100644 | ||
42 | --- a/target/arm/translate-a64.c | ||
43 | +++ b/target/arm/translate-a64.c | ||
44 | @@ -XXX,XX +XXX,XX @@ typedef struct AArch64DecodeTable { | ||
45 | AArch64DecodeFn *disas_fn; | ||
46 | } AArch64DecodeTable; | ||
47 | |||
48 | -/* Function prototype for gen_ functions for calling Neon helpers */ | ||
49 | -typedef void NeonGenOneOpEnvFn(TCGv_i32, TCGv_ptr, TCGv_i32); | ||
50 | -typedef void NeonGenTwoOpFn(TCGv_i32, TCGv_i32, TCGv_i32); | ||
51 | -typedef void NeonGenTwoOpEnvFn(TCGv_i32, TCGv_ptr, TCGv_i32, TCGv_i32); | ||
52 | -typedef void NeonGenTwo64OpFn(TCGv_i64, TCGv_i64, TCGv_i64); | ||
53 | -typedef void NeonGenTwo64OpEnvFn(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64); | ||
54 | -typedef void NeonGenNarrowFn(TCGv_i32, TCGv_i64); | ||
55 | -typedef void NeonGenNarrowEnvFn(TCGv_i32, TCGv_ptr, TCGv_i64); | ||
56 | -typedef void NeonGenWidenFn(TCGv_i64, TCGv_i32); | ||
57 | -typedef void NeonGenTwoSingleOPFn(TCGv_i32, TCGv_i32, TCGv_i32, TCGv_ptr); | ||
58 | -typedef void NeonGenTwoDoubleOPFn(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_ptr); | ||
59 | -typedef void NeonGenOneOpFn(TCGv_i64, TCGv_i64); | ||
60 | -typedef void CryptoTwoOpFn(TCGv_ptr, TCGv_ptr); | ||
61 | -typedef void CryptoThreeOpIntFn(TCGv_ptr, TCGv_ptr, TCGv_i32); | ||
62 | -typedef void CryptoThreeOpFn(TCGv_ptr, TCGv_ptr, TCGv_ptr); | ||
63 | -typedef void AtomicThreeOpFn(TCGv_i64, TCGv_i64, TCGv_i64, TCGArg, MemOp); | ||
64 | - | ||
65 | /* initialize TCG globals. */ | ||
66 | void a64_translate_init(void) | ||
67 | { | ||
68 | -- | ||
69 | 2.20.1 | ||
70 | |||
71 | diff view generated by jsdifflib |