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target/riscv: Enable RV32 CPU support in RV64 QEMU

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Add gdb XML files and adjust CPU initialization to allow running RV32 CPUs
in RV64 QEMU.

Signed-off-by: TANG Tiancheng <tangtiancheng.ttc@alibaba-inc.com>
Reviewed-by: Liu Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20240919055048.562-7-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
TANG Tiancheng
2024-09-19 13:50:46 +08:00
committed by Alistair Francis
parent 58597bfeab
commit e087bd4de3
2 changed files with 14 additions and 4 deletions
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configs/targets/riscv64-softmmu.mak
+1 -1
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@@ -2,6 +2,6 @@ TARGET_ARCH=riscv64
TARGET_BASE_ARCH=riscv
TARGET_SUPPORTS_MTTCG=y
TARGET_KVM_HAVE_GUEST_DEBUG=y
TARGET_XML_FILES= gdb-xml/riscv-64bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-64bit-virtual.xml
TARGET_XML_FILES= gdb-xml/riscv-64bit-cpu.xml gdb-xml/riscv-32bit-fpu.xml gdb-xml/riscv-64bit-fpu.xml gdb-xml/riscv-64bit-virtual.xml gdb-xml/riscv-32bit-cpu.xml gdb-xml/riscv-32bit-virtual.xml
# needed by boot.c
TARGET_NEED_FDT=y