On 11/25/21 8:39 AM, LIU Zhiwei wrote:
+static bool check_pmp_reg_index(CPURISCVState *env, uint32_t reg_index)
+{
+    if ((reg_index & 1) && (riscv_cpu_mxl(env) == MXL_RV64)) {

Let's make this != MXL_RV32. I suppose real RV128 will extend this restriction to mod 4, but that is not yet documented.

Otherwise,
Reviewed-by: Richard Henderson <richard.hender...@linaro.org>


r~

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