[PATCH v4 7/9] target/hexagon: add build config for softmmu

Brian Cain posted 9 patches 3 days, 14 hours ago
[PATCH v4 7/9] target/hexagon: add build config for softmmu
Posted by Brian Cain 3 days, 14 hours ago
Reviewed-by: Taylor Simpson <ltaylorsimpson@gmail.com>
Signed-off-by: Brian Cain <brian.cain@oss.qualcomm.com>
---
 MAINTAINERS                                 |  1 +
 configs/devices/hexagon-softmmu/default.mak |  7 +++++++
 configs/targets/hexagon-softmmu.mak         |  7 +++++++
 target/hexagon/cpu.h                        |  7 +------
 target/hexagon/cpu.c                        |  3 +--
 target/Kconfig                              |  1 +
 target/hexagon/Kconfig                      |  2 ++
 target/hexagon/meson.build                  | 13 ++++++++++++-
 8 files changed, 32 insertions(+), 9 deletions(-)
 create mode 100644 configs/devices/hexagon-softmmu/default.mak
 create mode 100644 configs/targets/hexagon-softmmu.mak
 create mode 100644 target/hexagon/Kconfig

diff --git a/MAINTAINERS b/MAINTAINERS
index b9a7c553dfa..ed661c9f12e 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -254,6 +254,7 @@ F: linux-user/hexagon/
 F: tests/tcg/hexagon/
 F: disas/hexagon.c
 F: configs/targets/hexagon-linux-user/default.mak
+F: configs/devices/hexagon-softmmu/default.mak
 F: docker/dockerfiles/debian-hexagon-cross.docker
 F: gdbstub/gdb-xml/hexagon*.xml
 F: docs/system/target-hexagon.rst
diff --git a/configs/devices/hexagon-softmmu/default.mak b/configs/devices/hexagon-softmmu/default.mak
new file mode 100644
index 00000000000..08e709aea72
--- /dev/null
+++ b/configs/devices/hexagon-softmmu/default.mak
@@ -0,0 +1,7 @@
+# Default configuration for hexagon-softmmu
+
+# Uncomment the following lines to disable these optional devices:
+
+# Boards are selected by default, uncomment to keep out of the build.
+# CONFIG_HEX_DSP=y
+# CONFIG_L2VIC=y
diff --git a/configs/targets/hexagon-softmmu.mak b/configs/targets/hexagon-softmmu.mak
new file mode 100644
index 00000000000..fdfa29b4f39
--- /dev/null
+++ b/configs/targets/hexagon-softmmu.mak
@@ -0,0 +1,7 @@
+# Default configuration for hexagon-softmmu
+
+TARGET_ARCH=hexagon
+TARGET_XML_FILES=hexagon-core.xml hexagon-hvx.xml
+TARGET_LONG_BITS=32
+TARGET_NOT_USING_LEGACY_LDST_PHYS_API=y
+TARGET_NOT_USING_LEGACY_NATIVE_ENDIAN_API=y
diff --git a/target/hexagon/cpu.h b/target/hexagon/cpu.h
index 09d5cac4fe5..18dcfdb0b0a 100644
--- a/target/hexagon/cpu.h
+++ b/target/hexagon/cpu.h
@@ -37,12 +37,7 @@ typedef struct HexagonGlobalRegState HexagonGlobalRegState;
 #include "mmvec/mmvec.h"
 #include "hw/core/registerfields.h"
 
-#ifndef CONFIG_USER_ONLY
-#error "Hexagon does not support system emulation"
-#endif
-
-#ifndef CONFIG_USER_ONLY
-#endif
+#include "reg_fields.h"
 
 #define NUM_PREGS 4
 #define TOTAL_PER_THREAD_REGS 64
diff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c
index 9883c4d1681..355abb4fd24 100644
--- a/target/hexagon/cpu.c
+++ b/target/hexagon/cpu.c
@@ -713,9 +713,8 @@ static vaddr hexagon_pointer_wrap(CPUState *cs, int mmu_idx,
 #endif
 
 static const TCGCPUOps hexagon_tcg_ops = {
-    /* MTTCG not yet supported: require strict ordering */
     .guest_default_memory_order = TCG_MO_ALL,
-    .mttcg_supported = false,
+    .mttcg_supported = true,
     .initialize = hexagon_translate_init,
     .translate_code = hexagon_translate_code,
     .get_tb_cpu_state = hexagon_get_tb_cpu_state,
diff --git a/target/Kconfig b/target/Kconfig
index 3c73e3bae01..0288a3f4164 100644
--- a/target/Kconfig
+++ b/target/Kconfig
@@ -16,6 +16,7 @@ source sh4/Kconfig
 source sparc/Kconfig
 source tricore/Kconfig
 source xtensa/Kconfig
+source hexagon/Kconfig
 
 config TARGET_BIG_ENDIAN
     bool
diff --git a/target/hexagon/Kconfig b/target/hexagon/Kconfig
new file mode 100644
index 00000000000..7e556f35063
--- /dev/null
+++ b/target/hexagon/Kconfig
@@ -0,0 +1,2 @@
+config HEXAGON
+    bool
diff --git a/target/hexagon/meson.build b/target/hexagon/meson.build
index 528beca3cd0..bc7a292e47b 100644
--- a/target/hexagon/meson.build
+++ b/target/hexagon/meson.build
@@ -235,6 +235,7 @@ decodetree_trans_funcs_generated = custom_target(
     command: [python, files('gen_trans_funcs.py'), semantics_generated, '@OUTPUT@'],
 )
 hexagon_ss.add(decodetree_trans_funcs_generated)
+hexagon_softmmu_ss = ss.source_set()
 
 hexagon_ss.add(files(
     'cpu.c',
@@ -253,6 +254,14 @@ hexagon_ss.add(files(
     'mmvec/system_ext_mmvec.c',
 ))
 
+hexagon_softmmu_ss.add(files(
+    'cpu_helper.c',
+    'hex_mmu.c',
+    'hex_interrupts.c',
+    'hexswi.c',
+    'machine.c',
+))
+
 #
 # Step 4.5
 # We use flex/bison based idef-parser to generate TCG code for a lot
@@ -262,7 +271,8 @@ hexagon_ss.add(files(
 #     idef-generated-enabled-instructions
 #
 idef_parser_enabled = get_option('hexagon_idef_parser')
-if idef_parser_enabled and 'hexagon-linux-user' in target_dirs
+if idef_parser_enabled and ('hexagon-linux-user' in target_dirs or
+                            'hexagon-softmmu' in target_dirs)
     idef_parser_input_generated = custom_target(
         'idef_parser_input.h.inc',
         output: 'idef_parser_input.h.inc',
@@ -390,3 +400,4 @@ analyze_funcs_generated = custom_target(
 hexagon_ss.add(analyze_funcs_generated)
 
 target_arch += {'hexagon': hexagon_ss}
+target_system_arch += {'hexagon': hexagon_softmmu_ss}
-- 
2.34.1