Signed-off-by: Alistair Francis <alistair.fran...@wdc.com> --- target/riscv/csr.c | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 6b6080592a..438d0a61ee 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -854,12 +854,21 @@ static int write_satp(CPURISCVState *env, int csrno, target_ulong val) static int read_hstatus(CPURISCVState *env, int csrno, target_ulong *val) { *val = env->hstatus; +#ifdef TARGET_RISCV64 + /* We only support 64-bit VSXL */ + *val = set_field(*val, HSTATUS_VSXL, 2); +#endif return 0; } static int write_hstatus(CPURISCVState *env, int csrno, target_ulong val) { env->hstatus = val; +#ifdef TARGET_RISCV64 + if (get_field(val, HSTATUS_VSXL) != 2) { + qemu_log_mask(LOG_UNIMP, "QEMU does not support mixed HSXLEN options."); + } +#endif return 0; } -- 2.26.2