On Thu, Sep 19, 2024 at 3:53 PM LIU Zhiwei <zhiwei_...@linux.alibaba.com> wrote: > > From: TANG Tiancheng <tangtiancheng....@alibaba-inc.com> > > This patch set aims to expose 32-bit RISC-V cpu to RV64 QEMU. Thus > qemu-system-riscv64 can directly boot a RV32 Linux. > > This patch set has been tested with 6.9.0 Linux Image. > And add an avocado tuxrun test in tests/avocado. > > v7: > Remove cpu of "any". > > v6: > Use TUXRUN test case instead of boot_linux_console > Add any32 and max32 cpu for RV64 QEMU > > v5: > Rebase to master and add tags > > v4: > Drop UL completely in PATCH v3 2/7, 4/7, 5/7. > Avocado: Add "if=none" to "-drive" option in QEMU command line > > v3: > Rebase to the master branch > > v2: > Remove the line that was inadvertently left in PATCH v1 4/6. > Add an avocado test. > > v1: > https://mail.gnu.org/archive/html/qemu-riscv/2024-06/msg00501.html > > LIU Zhiwei (2): > target/riscv: Add max32 CPU for RV64 QEMU > tests/avocado: Boot Linux for RV32 cpu on RV64 QEMU > > TANG Tiancheng (6): > target/riscv: Add fw_dynamic_info32 for booting RV32 OpenSBI > target/riscv: Adjust PMP size for no-MMU RV64 QEMU running RV32 > target/riscv: Correct SXL return value for RV32 in RV64 QEMU > target/riscv: Detect sxl to set bit width for RV32 in RV64 > target/riscv: Correct mcause/scause bit width for RV32 in RV64 QEMU > target/riscv: Enable RV32 CPU support in RV64 QEMU
Thanks! Applied to riscv-to-apply.next Alistair > > configs/targets/riscv64-softmmu.mak | 2 +- > hw/riscv/boot.c | 35 +++++++++++++++++++---------- > hw/riscv/sifive_u.c | 3 ++- > include/hw/riscv/boot.h | 4 +++- > include/hw/riscv/boot_opensbi.h | 29 ++++++++++++++++++++++++ > target/riscv/cpu-qom.h | 1 + > target/riscv/cpu.c | 28 ++++++++++++++++------- > target/riscv/cpu.h | 5 ++++- > target/riscv/cpu_helper.c | 25 +++++++++++++++------ > target/riscv/pmp.c | 2 +- > tests/avocado/tuxrun_baselines.py | 16 +++++++++++++ > 11 files changed, 118 insertions(+), 32 deletions(-) > > -- > 2.43.0 > >
