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IronPort-SDR: QYmVBAM+b/xRzzWaXHx8EsK+DHFXnODpplK7ujdGPaMfXCadc5qr2NslkcsmlpukI/0JLyn0Ht FGjCgurTZX1hbqEFqwe6rS6rIAjVQ+WU5zHX+s7H3JtwItT0YXCc8bRvetTjZpH3/mb+c///R0 M43ERdgMFKh3CgfGBS5NJEJCpn8UzMwyWj2OLaIiaIFu7TKtp/nFKJ4Ay+S8sR4p8JIKTxpUOF PAvIR61Pw6/pINY7ypWm/Y/VJOfWKkWzSsfx+VIxGdbnubO8hmRRDCkNtUgvIGPK+shNU129An 8pg= X-IronPort-AV: E=Sophos;i="5.73,364,1583164800"; d="scan'208";a="239807071" IronPort-SDR: ZLsdhubPzneeriPY1b9ub9FNSLG9W33X4p+NHBN1xHikp8Elgda5AzpbXm13nXj2iWMVF76Bzn TSoess7oZ5RrS6Kr1q1BewLm23uMHTtV8= IronPort-SDR: K20v+EIXJHokMguuHBKgOGTcxoe+xRx3gVcbF3910bOTwbxOZ/Udi3EHQGiMW8XUzX2SUppyvp T62+25T/U/2g== WDCIronportException: Internal From: Alistair Francis To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Subject: [PATCH v2 1/3] hw/riscv: spike: Remove deprecated ISA specific machines Date: Thu, 7 May 2020 12:11:17 -0700 Message-Id: <3033d22bf6385fc24a990c0e096696eea552c51d.1588878640.git.alistair.francis@wdc.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=68.232.143.124; envelope-from=prvs=38990af3b=alistair.francis@wdc.com; helo=esa2.hgst.iphmx.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/07 15:19:37 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair.francis@wdc.com, palmer@dabbelt.com, alistair23@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) The ISA specific Spike machines have been deprecated in QEMU since 4.1, let's finally remove them. Signed-off-by: Alistair Francis Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Bin Meng --- hw/riscv/spike.c | 217 --------------------------------------- include/hw/riscv/spike.h | 6 +- 2 files changed, 2 insertions(+), 221 deletions(-) diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c index d0c4843712..7bbbdb5036 100644 --- a/hw/riscv/spike.c +++ b/hw/riscv/spike.c @@ -257,221 +257,6 @@ static void spike_board_init(MachineState *machine) false); } =20 -static void spike_v1_10_0_board_init(MachineState *machine) -{ - const struct MemmapEntry *memmap =3D spike_memmap; - - SpikeState *s =3D g_new0(SpikeState, 1); - MemoryRegion *system_memory =3D get_system_memory(); - MemoryRegion *main_mem =3D g_new(MemoryRegion, 1); - MemoryRegion *mask_rom =3D g_new(MemoryRegion, 1); - int i; - unsigned int smp_cpus =3D machine->smp.cpus; - - if (!qtest_enabled()) { - info_report("The Spike v1.10.0 machine has been deprecated. " - "Please use the generic spike machine and specify the = ISA " - "versions using -cpu."); - } - - /* Initialize SOC */ - object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc= ), - TYPE_RISCV_HART_ARRAY, &error_abort, NULL); - object_property_set_str(OBJECT(&s->soc), SPIKE_V1_10_0_CPU, "cpu-type", - &error_abort); - object_property_set_int(OBJECT(&s->soc), smp_cpus, "num-harts", - &error_abort); - object_property_set_bool(OBJECT(&s->soc), true, "realized", - &error_abort); - - /* register system main memory (actual RAM) */ - memory_region_init_ram(main_mem, NULL, "riscv.spike.ram", - machine->ram_size, &error_fatal); - memory_region_add_subregion(system_memory, memmap[SPIKE_DRAM].base, - main_mem); - - /* create device tree */ - create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline); - - /* boot rom */ - memory_region_init_rom(mask_rom, NULL, "riscv.spike.mrom", - memmap[SPIKE_MROM].size, &error_fatal); - memory_region_add_subregion(system_memory, memmap[SPIKE_MROM].base, - mask_rom); - - if (machine->kernel_filename) { - riscv_load_kernel(machine->kernel_filename, htif_symbol_callback); - } - - /* reset vector */ - uint32_t reset_vec[8] =3D { - 0x00000297, /* 1: auipc t0, %pcrel_hi(dtb) */ - 0x02028593, /* addi a1, t0, %pcrel_lo(1b) */ - 0xf1402573, /* csrr a0, mhartid */ -#if defined(TARGET_RISCV32) - 0x0182a283, /* lw t0, 24(t0) */ -#elif defined(TARGET_RISCV64) - 0x0182b283, /* ld t0, 24(t0) */ -#endif - 0x00028067, /* jr t0 */ - 0x00000000, - memmap[SPIKE_DRAM].base, /* start: .dword DRAM_BASE */ - 0x00000000, - /* dtb: */ - }; - - /* copy in the reset vector in little_endian byte order */ - for (i =3D 0; i < sizeof(reset_vec) >> 2; i++) { - reset_vec[i] =3D cpu_to_le32(reset_vec[i]); - } - rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec), - memmap[SPIKE_MROM].base, &address_space_memory); - - /* copy in the device tree */ - if (fdt_pack(s->fdt) || fdt_totalsize(s->fdt) > - memmap[SPIKE_MROM].size - sizeof(reset_vec)) { - error_report("not enough space to store device-tree"); - exit(1); - } - qemu_fdt_dumpdtb(s->fdt, fdt_totalsize(s->fdt)); - rom_add_blob_fixed_as("mrom.fdt", s->fdt, fdt_totalsize(s->fdt), - memmap[SPIKE_MROM].base + sizeof(reset_vec), - &address_space_memory); - - /* initialize HTIF using symbols found in load_kernel */ - htif_mm_init(system_memory, mask_rom, &s->soc.harts[0].env, serial_hd(= 0)); - - /* Core Local Interruptor (timer and IPI) */ - sifive_clint_create(memmap[SPIKE_CLINT].base, memmap[SPIKE_CLINT].size, - smp_cpus, SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, - false); -} - -static void spike_v1_09_1_board_init(MachineState *machine) -{ - const struct MemmapEntry *memmap =3D spike_memmap; - - SpikeState *s =3D g_new0(SpikeState, 1); - MemoryRegion *system_memory =3D get_system_memory(); - MemoryRegion *main_mem =3D g_new(MemoryRegion, 1); - MemoryRegion *mask_rom =3D g_new(MemoryRegion, 1); - int i; - unsigned int smp_cpus =3D machine->smp.cpus; - - if (!qtest_enabled()) { - info_report("The Spike v1.09.1 machine has been deprecated. " - "Please use the generic spike machine and specify the = ISA " - "versions using -cpu."); - } - - /* Initialize SOC */ - object_initialize_child(OBJECT(machine), "soc", &s->soc, sizeof(s->soc= ), - TYPE_RISCV_HART_ARRAY, &error_abort, NULL); - object_property_set_str(OBJECT(&s->soc), SPIKE_V1_09_1_CPU, "cpu-type", - &error_abort); - object_property_set_int(OBJECT(&s->soc), smp_cpus, "num-harts", - &error_abort); - object_property_set_bool(OBJECT(&s->soc), true, "realized", - &error_abort); - - /* register system main memory (actual RAM) */ - memory_region_init_ram(main_mem, NULL, "riscv.spike.ram", - machine->ram_size, &error_fatal); - memory_region_add_subregion(system_memory, memmap[SPIKE_DRAM].base, - main_mem); - - /* boot rom */ - memory_region_init_rom(mask_rom, NULL, "riscv.spike.mrom", - memmap[SPIKE_MROM].size, &error_fatal); - memory_region_add_subregion(system_memory, memmap[SPIKE_MROM].base, - mask_rom); - - if (machine->kernel_filename) { - riscv_load_kernel(machine->kernel_filename, htif_symbol_callback); - } - - /* reset vector */ - uint32_t reset_vec[8] =3D { - 0x297 + memmap[SPIKE_DRAM].base - memmap[SPIKE_MROM].base, /* lui = */ - 0x00028067, /* jump to DRAM_BASE */ - 0x00000000, /* reserved */ - memmap[SPIKE_MROM].base + sizeof(reset_vec), /* config string poin= ter */ - 0, 0, 0, 0 /* trap vector */ - }; - - /* part one of config string - before memory size specified */ - const char *config_string_tmpl =3D - "platform {\n" - " vendor ucb;\n" - " arch spike;\n" - "};\n" - "rtc {\n" - " addr 0x%" PRIx64 "x;\n" - "};\n" - "ram {\n" - " 0 {\n" - " addr 0x%" PRIx64 "x;\n" - " size 0x%" PRIx64 "x;\n" - " };\n" - "};\n" - "core {\n" - " 0" " {\n" - " " "0 {\n" - " isa %s;\n" - " timecmp 0x%" PRIx64 "x;\n" - " ipi 0x%" PRIx64 "x;\n" - " };\n" - " };\n" - "};\n"; - - /* build config string with supplied memory size */ - char *isa =3D riscv_isa_string(&s->soc.harts[0]); - char *config_string =3D g_strdup_printf(config_string_tmpl, - (uint64_t)memmap[SPIKE_CLINT].base + SIFIVE_TIME_BASE, - (uint64_t)memmap[SPIKE_DRAM].base, - (uint64_t)ram_size, isa, - (uint64_t)memmap[SPIKE_CLINT].base + SIFIVE_TIMECMP_BASE, - (uint64_t)memmap[SPIKE_CLINT].base + SIFIVE_SIP_BASE); - g_free(isa); - size_t config_string_len =3D strlen(config_string); - - /* copy in the reset vector in little_endian byte order */ - for (i =3D 0; i < sizeof(reset_vec) >> 2; i++) { - reset_vec[i] =3D cpu_to_le32(reset_vec[i]); - } - rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec), - memmap[SPIKE_MROM].base, &address_space_memory); - - /* copy in the config string */ - rom_add_blob_fixed_as("mrom.reset", config_string, config_string_len, - memmap[SPIKE_MROM].base + sizeof(reset_vec), - &address_space_memory); - - /* initialize HTIF using symbols found in load_kernel */ - htif_mm_init(system_memory, mask_rom, &s->soc.harts[0].env, serial_hd(= 0)); - - /* Core Local Interruptor (timer and IPI) */ - sifive_clint_create(memmap[SPIKE_CLINT].base, memmap[SPIKE_CLINT].size, - smp_cpus, SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, - false); - - g_free(config_string); -} - -static void spike_v1_09_1_machine_init(MachineClass *mc) -{ - mc->desc =3D "RISC-V Spike Board (Privileged ISA v1.9.1)"; - mc->init =3D spike_v1_09_1_board_init; - mc->max_cpus =3D 1; -} - -static void spike_v1_10_0_machine_init(MachineClass *mc) -{ - mc->desc =3D "RISC-V Spike Board (Privileged ISA v1.10)"; - mc->init =3D spike_v1_10_0_board_init; - mc->max_cpus =3D 1; -} - static void spike_machine_init(MachineClass *mc) { mc->desc =3D "RISC-V Spike Board"; @@ -481,6 +266,4 @@ static void spike_machine_init(MachineClass *mc) mc->default_cpu_type =3D SPIKE_V1_10_0_CPU; } =20 -DEFINE_MACHINE("spike_v1.9.1", spike_v1_09_1_machine_init) -DEFINE_MACHINE("spike_v1.10", spike_v1_10_0_machine_init) DEFINE_MACHINE("spike", spike_machine_init) diff --git a/include/hw/riscv/spike.h b/include/hw/riscv/spike.h index dc770421bc..b98cfea0e4 100644 --- a/include/hw/riscv/spike.h +++ b/include/hw/riscv/spike.h @@ -39,11 +39,9 @@ enum { }; =20 #if defined(TARGET_RISCV32) -#define SPIKE_V1_09_1_CPU TYPE_RISCV_CPU_RV32GCSU_V1_09_1 -#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_RV32GCSU_V1_10_0 +#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_SIFIVE_U34 #elif defined(TARGET_RISCV64) -#define SPIKE_V1_09_1_CPU TYPE_RISCV_CPU_RV64GCSU_V1_09_1 -#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_RV64GCSU_V1_10_0 +#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_SIFIVE_U54 #endif =20 #endif --=20 2.26.2 From nobody Sun May 19 15:29:23 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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charset="utf-8" Signed-off-by: Alistair Francis Reviewed-by: Bin Meng --- target/riscv/cpu.c | 28 ---------------------------- target/riscv/cpu.h | 7 ------- tests/qtest/machine-none-test.c | 4 ++-- 3 files changed, 2 insertions(+), 37 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 059d71f2c7..112f2e3a2f 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -135,16 +135,6 @@ static void riscv_base32_cpu_init(Object *obj) set_misa(env, 0); } =20 -static void rv32gcsu_priv1_09_1_cpu_init(Object *obj) -{ - CPURISCVState *env =3D &RISCV_CPU(obj)->env; - set_misa(env, RV32 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU); - set_priv_version(env, PRIV_VERSION_1_09_1); - set_resetvec(env, DEFAULT_RSTVEC); - set_feature(env, RISCV_FEATURE_MMU); - set_feature(env, RISCV_FEATURE_PMP); -} - static void rv32gcsu_priv1_10_0_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; @@ -182,16 +172,6 @@ static void riscv_base64_cpu_init(Object *obj) set_misa(env, 0); } =20 -static void rv64gcsu_priv1_09_1_cpu_init(Object *obj) -{ - CPURISCVState *env =3D &RISCV_CPU(obj)->env; - set_misa(env, RV64 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU); - set_priv_version(env, PRIV_VERSION_1_09_1); - set_resetvec(env, DEFAULT_RSTVEC); - set_feature(env, RISCV_FEATURE_MMU); - set_feature(env, RISCV_FEATURE_PMP); -} - static void rv64gcsu_priv1_10_0_cpu_init(Object *obj) { CPURISCVState *env =3D &RISCV_CPU(obj)->env; @@ -621,18 +601,10 @@ static const TypeInfo riscv_cpu_type_infos[] =3D { DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rv32imacu_nommu_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, rv32imafcu_nommu_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rv32gcsu_priv1_10_0_cpu_in= it), - /* Depreacted */ - DEFINE_CPU(TYPE_RISCV_CPU_RV32IMACU_NOMMU, rv32imacu_nommu_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_RV32GCSU_V1_09_1, rv32gcsu_priv1_09_1_cpu_in= it), - DEFINE_CPU(TYPE_RISCV_CPU_RV32GCSU_V1_10_0, rv32gcsu_priv1_10_0_cpu_in= it) #elif defined(TARGET_RISCV64) DEFINE_CPU(TYPE_RISCV_CPU_BASE64, riscv_base64_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rv64imacu_nommu_cpu_init), DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rv64gcsu_priv1_10_0_cpu_in= it), - /* Deprecated */ - DEFINE_CPU(TYPE_RISCV_CPU_RV64IMACU_NOMMU, rv64imacu_nommu_cpu_init), - DEFINE_CPU(TYPE_RISCV_CPU_RV64GCSU_V1_09_1, rv64gcsu_priv1_09_1_cpu_in= it), - DEFINE_CPU(TYPE_RISCV_CPU_RV64GCSU_V1_10_0, rv64gcsu_priv1_10_0_cpu_in= it) #endif }; =20 diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index d0e7f5b9c5..76b98d7a33 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -40,13 +40,6 @@ #define TYPE_RISCV_CPU_SIFIVE_E51 RISCV_CPU_TYPE_NAME("sifive-e51") #define TYPE_RISCV_CPU_SIFIVE_U34 RISCV_CPU_TYPE_NAME("sifive-u34") #define TYPE_RISCV_CPU_SIFIVE_U54 RISCV_CPU_TYPE_NAME("sifive-u54") -/* Deprecated */ -#define TYPE_RISCV_CPU_RV32IMACU_NOMMU RISCV_CPU_TYPE_NAME("rv32imacu-nom= mu") -#define TYPE_RISCV_CPU_RV32GCSU_V1_09_1 RISCV_CPU_TYPE_NAME("rv32gcsu-v1.9= .1") -#define TYPE_RISCV_CPU_RV32GCSU_V1_10_0 RISCV_CPU_TYPE_NAME("rv32gcsu-v1.1= 0.0") -#define TYPE_RISCV_CPU_RV64IMACU_NOMMU RISCV_CPU_TYPE_NAME("rv64imacu-nom= mu") -#define TYPE_RISCV_CPU_RV64GCSU_V1_09_1 RISCV_CPU_TYPE_NAME("rv64gcsu-v1.9= .1") -#define TYPE_RISCV_CPU_RV64GCSU_V1_10_0 RISCV_CPU_TYPE_NAME("rv64gcsu-v1.1= 0.0") =20 #define RV32 ((target_ulong)1 << (TARGET_LONG_BITS - 2)) #define RV64 ((target_ulong)2 << (TARGET_LONG_BITS - 2)) diff --git a/tests/qtest/machine-none-test.c b/tests/qtest/machine-none-tes= t.c index 8bb54a6360..b52311ec2e 100644 --- a/tests/qtest/machine-none-test.c +++ b/tests/qtest/machine-none-test.c @@ -54,8 +54,8 @@ static struct arch2cpu cpus_map[] =3D { { "xtensa", "dc233c" }, { "xtensaeb", "fsf" }, { "hppa", "hppa" }, - { "riscv64", "rv64gcsu-v1.10.0" }, - { "riscv32", "rv32gcsu-v1.9.1" }, + { "riscv64", "sifive-u54" }, + { "riscv32", "sifive-u34" }, { "rx", "rx62n" }, }; 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charset="utf-8" The RISC-V ISA spec version 1.09.1 has been deprecated in QEMU since 4.1. It's not commonly used so let's remove support for it. Signed-off-by: Alistair Francis --- target/riscv/cpu.c | 2 - target/riscv/cpu.h | 1 - target/riscv/csr.c | 82 ++++--------------- .../riscv/insn_trans/trans_privileged.inc.c | 6 -- 4 files changed, 17 insertions(+), 74 deletions(-) diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c index 112f2e3a2f..eeb91f8513 100644 --- a/target/riscv/cpu.c +++ b/target/riscv/cpu.c @@ -368,8 +368,6 @@ static void riscv_cpu_realize(DeviceState *dev, Error *= *errp) priv_version =3D PRIV_VERSION_1_11_0; } else if (!g_strcmp0(cpu->cfg.priv_spec, "v1.10.0")) { priv_version =3D PRIV_VERSION_1_10_0; - } else if (!g_strcmp0(cpu->cfg.priv_spec, "v1.9.1")) { - priv_version =3D PRIV_VERSION_1_09_1; } else { error_setg(errp, "Unsupported privilege spec version '%s'", diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h index 76b98d7a33..c022539012 100644 --- a/target/riscv/cpu.h +++ b/target/riscv/cpu.h @@ -73,7 +73,6 @@ enum { RISCV_FEATURE_MISA }; =20 -#define PRIV_VERSION_1_09_1 0x00010901 #define PRIV_VERSION_1_10_0 0x00011000 #define PRIV_VERSION_1_11_0 0x00011100 =20 diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 11d184cd16..df3498b24f 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -58,31 +58,11 @@ static int ctr(CPURISCVState *env, int csrno) #if !defined(CONFIG_USER_ONLY) CPUState *cs =3D env_cpu(env); RISCVCPU *cpu =3D RISCV_CPU(cs); - uint32_t ctr_en =3D ~0u; =20 if (!cpu->cfg.ext_counters) { /* The Counters extensions is not enabled */ return -1; } - - /* - * The counters are always enabled at run time on newer priv specs, as= the - * CSR has changed from controlling that the counters can be read to - * controlling that the counters increment. - */ - if (env->priv_ver > PRIV_VERSION_1_09_1) { - return 0; - } - - if (env->priv < PRV_M) { - ctr_en &=3D env->mcounteren; - } - if (env->priv < PRV_S) { - ctr_en &=3D env->scounteren; - } - if (!(ctr_en & (1u << (csrno & 31)))) { - return -1; - } #endif return 0; } @@ -358,34 +338,21 @@ static int write_mstatus(CPURISCVState *env, int csrn= o, target_ulong val) int dirty; =20 /* flush tlb on mstatus fields that affect VM */ - if (env->priv_ver <=3D PRIV_VERSION_1_09_1) { - if ((val ^ mstatus) & (MSTATUS_MXR | MSTATUS_MPP | - MSTATUS_MPRV | MSTATUS_SUM | MSTATUS_VM)) { - tlb_flush(env_cpu(env)); - } - mask =3D MSTATUS_SIE | MSTATUS_SPIE | MSTATUS_MIE | MSTATUS_MPIE | - MSTATUS_SPP | MSTATUS_FS | MSTATUS_MPRV | MSTATUS_SUM | - MSTATUS_MPP | MSTATUS_MXR | - (validate_vm(env, get_field(val, MSTATUS_VM)) ? - MSTATUS_VM : 0); + if ((val ^ mstatus) & (MSTATUS_MXR | MSTATUS_MPP | MSTATUS_MPV | + MSTATUS_MPRV | MSTATUS_SUM)) { + tlb_flush(env_cpu(env)); } - if (env->priv_ver >=3D PRIV_VERSION_1_10_0) { - if ((val ^ mstatus) & (MSTATUS_MXR | MSTATUS_MPP | MSTATUS_MPV | - MSTATUS_MPRV | MSTATUS_SUM)) { - tlb_flush(env_cpu(env)); - } - mask =3D MSTATUS_SIE | MSTATUS_SPIE | MSTATUS_MIE | MSTATUS_MPIE | - MSTATUS_SPP | MSTATUS_FS | MSTATUS_MPRV | MSTATUS_SUM | - MSTATUS_MPP | MSTATUS_MXR | MSTATUS_TVM | MSTATUS_TSR | - MSTATUS_TW; + mask =3D MSTATUS_SIE | MSTATUS_SPIE | MSTATUS_MIE | MSTATUS_MPIE | + MSTATUS_SPP | MSTATUS_FS | MSTATUS_MPRV | MSTATUS_SUM | + MSTATUS_MPP | MSTATUS_MXR | MSTATUS_TVM | MSTATUS_TSR | + MSTATUS_TW; #if defined(TARGET_RISCV64) - /* - * RV32: MPV and MTL are not in mstatus. The current plan is to - * add them to mstatush. For now, we just don't support it. - */ - mask |=3D MSTATUS_MTL | MSTATUS_MPV; + /* + * RV32: MPV and MTL are not in mstatus. The current plan is to + * add them to mstatush. For now, we just don't support it. + */ + mask |=3D MSTATUS_MTL | MSTATUS_MPV; #endif - } =20 mstatus =3D (mstatus & ~mask) | (val & mask); =20 @@ -553,8 +520,7 @@ static int write_mcounteren(CPURISCVState *env, int csr= no, target_ulong val) /* This regiser is replaced with CSR_MCOUNTINHIBIT in 1.11.0 */ static int read_mscounteren(CPURISCVState *env, int csrno, target_ulong *v= al) { - if (env->priv_ver > PRIV_VERSION_1_09_1 - && env->priv_ver < PRIV_VERSION_1_11_0) { + if (env->priv_ver < PRIV_VERSION_1_11_0) { return -1; } *val =3D env->mcounteren; @@ -564,8 +530,7 @@ static int read_mscounteren(CPURISCVState *env, int csr= no, target_ulong *val) /* This regiser is replaced with CSR_MCOUNTINHIBIT in 1.11.0 */ static int write_mscounteren(CPURISCVState *env, int csrno, target_ulong v= al) { - if (env->priv_ver > PRIV_VERSION_1_09_1 - && env->priv_ver < PRIV_VERSION_1_11_0) { + if (env->priv_ver < PRIV_VERSION_1_11_0) { return -1; } env->mcounteren =3D val; @@ -574,20 +539,13 @@ static int write_mscounteren(CPURISCVState *env, int = csrno, target_ulong val) =20 static int read_mucounteren(CPURISCVState *env, int csrno, target_ulong *v= al) { - if (env->priv_ver > PRIV_VERSION_1_09_1) { - return -1; - } - *val =3D env->scounteren; + return -1; return 0; } =20 static int write_mucounteren(CPURISCVState *env, int csrno, target_ulong v= al) { - if (env->priv_ver > PRIV_VERSION_1_09_1) { - return -1; - } - env->scounteren =3D val; - return 0; + return -1; } =20 /* Machine Trap Handling */ @@ -829,13 +787,7 @@ static int write_satp(CPURISCVState *env, int csrno, t= arget_ulong val) if (!riscv_feature(env, RISCV_FEATURE_MMU)) { return 0; } - if (env->priv_ver <=3D PRIV_VERSION_1_09_1 && (val ^ env->sptbr)) { - tlb_flush(env_cpu(env)); - env->sptbr =3D val & (((target_ulong) - 1 << (TARGET_PHYS_ADDR_SPACE_BITS - PGSHIFT)) - 1); - } - if (env->priv_ver >=3D PRIV_VERSION_1_10_0 && - validate_vm(env, get_field(val, SATP_MODE)) && + if (validate_vm(env, get_field(val, SATP_MODE)) && ((val ^ env->satp) & (SATP_MODE | SATP_ASID | SATP_PPN))) { if (env->priv =3D=3D PRV_S && get_field(env->mstatus, MSTATUS_TVM)= ) { diff --git a/target/riscv/insn_trans/trans_privileged.inc.c b/target/riscv/= insn_trans/trans_privileged.inc.c index 76c2fad71c..1af9fa7df8 100644 --- a/target/riscv/insn_trans/trans_privileged.inc.c +++ b/target/riscv/insn_trans/trans_privileged.inc.c @@ -95,12 +95,6 @@ static bool trans_sfence_vma(DisasContext *ctx, arg_sfen= ce_vma *a) =20 static bool trans_sfence_vm(DisasContext *ctx, arg_sfence_vm *a) { -#ifndef CONFIG_USER_ONLY - if (ctx->priv_ver <=3D PRIV_VERSION_1_09_1) { - gen_helper_tlb_flush(cpu_env); - return true; - } -#endif return false; } =20 --=20 2.26.2