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Diffstat (limited to 'target/riscv/pmp.c')
-rw-r--r--target/riscv/pmp.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/target/riscv/pmp.c b/target/riscv/pmp.c
index 9eea397..a1b36664 100644
--- a/target/riscv/pmp.c
+++ b/target/riscv/pmp.c
@@ -326,7 +326,7 @@ bool pmp_hart_has_privs(CPURISCVState *env, hwaddr addr,
*/
pmp_size = -(addr | TARGET_PAGE_MASK);
} else {
- pmp_size = sizeof(target_ulong);
+ pmp_size = 2 << riscv_cpu_mxl(env);
}
} else {
pmp_size = size;
@@ -598,6 +598,11 @@ void mseccfg_csr_write(CPURISCVState *env, target_ulong val)
val &= ~(MSECCFG_MMWP | MSECCFG_MML | MSECCFG_RLB);
}
+ /* M-mode forward cfi to be enabled if cfi extension is implemented */
+ if (env_archcpu(env)->cfg.ext_zicfilp) {
+ val |= (val & MSECCFG_MLPE);
+ }
+
env->mseccfg = val;
}