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authorAlessandro Gatti <a.gatti@frob.it>2025-09-11 21:59:31 +0200
committerAlessandro Gatti <a.gatti@frob.it>2025-09-19 15:52:20 +0200
commit1fea1e20db7f677db5fb10b1e0becd7713755bb6 (patch)
tree6690c20a07e7c55c6ddba34c314809a97d4c3073
parent40dbf774151140839c74e0bf226bb7d254129eb9 (diff)
qemu: Enable Zba opcodes for the VIRT_RV32 board.
This commit enables the usage of the Zba address generation opcodes in the QEMU port when targeting the "VIRT_RV32" board, which emulates a generic RV32 target. Signed-off-by: Alessandro Gatti <a.gatti@frob.it>
-rw-r--r--ports/qemu/Makefile2
-rw-r--r--ports/qemu/boards/VIRT_RV32/mpconfigboard.mk2
-rw-r--r--ports/qemu/mpconfigport.h1
3 files changed, 3 insertions, 2 deletions
diff --git a/ports/qemu/Makefile b/ports/qemu/Makefile
index 685bb3536..84711cc45 100644
--- a/ports/qemu/Makefile
+++ b/ports/qemu/Makefile
@@ -193,7 +193,7 @@ CFLAGS += $(SPECS_FRAGMENT)
LDFLAGS += $(SPECS_FRAGMENT)
endif
-RUN_TESTS_FULL_ARGS = -t execpty:"$(QEMU_SYSTEM) $(QEMU_ARGS) -serial pty -kernel ../ports/qemu/$<" $(RUN_TESTS_ARGS)
+RUN_TESTS_FULL_ARGS = -t execpty:"$(QEMU_SYSTEM) $(QEMU_ARGS) -serial pty -kernel ../ports/qemu/$<" --mpy-cross-flags='$(MPY_CROSS_FLAGS)' $(RUN_TESTS_ARGS)
################################################################################
# Source files and libraries
diff --git a/ports/qemu/boards/VIRT_RV32/mpconfigboard.mk b/ports/qemu/boards/VIRT_RV32/mpconfigboard.mk
index ce1272092..6a3b94a98 100644
--- a/ports/qemu/boards/VIRT_RV32/mpconfigboard.mk
+++ b/ports/qemu/boards/VIRT_RV32/mpconfigboard.mk
@@ -8,4 +8,4 @@ LDSCRIPT = mcu/rv32/virt.ld
SRC_BOARD_O += shared/runtime/gchelper_native.o shared/runtime/gchelper_rv32i.o
-MPY_CROSS_FLAGS += -march=rv32imc
+MPY_CROSS_FLAGS += -march=rv32imc -march-flags=zba
diff --git a/ports/qemu/mpconfigport.h b/ports/qemu/mpconfigport.h
index 1649d8a01..3d2466a91 100644
--- a/ports/qemu/mpconfigport.h
+++ b/ports/qemu/mpconfigport.h
@@ -41,6 +41,7 @@
#define MICROPY_MAKE_POINTER_CALLABLE(p) ((void *)((mp_uint_t)(p) | 1))
#elif defined(__riscv) && (__riscv_xlen == 32)
#define MICROPY_EMIT_RV32 (1)
+#define MICROPY_EMIT_RV32_ZBA (1)
#define MICROPY_EMIT_INLINE_RV32 (1)
#endif