diff options
| -rw-r--r-- | lib/sbi/riscv_asm.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/sbi/riscv_asm.c b/lib/sbi/riscv_asm.c index 25b40cf..1642ac6 100644 --- a/lib/sbi/riscv_asm.c +++ b/lib/sbi/riscv_asm.c @@ -268,6 +268,7 @@ int pmp_set(unsigned int n, unsigned long prot, unsigned long addr, return SBI_ENOTSUPP; /* encode PMP config */ + prot &= ~PMP_A; prot |= (log2len == PMP_SHIFT) ? PMP_A_NA4 : PMP_A_NAPOT; cfgmask = ~(0xffUL << pmpcfg_shift); pmpcfg = (csr_read_num(pmpcfg_csr) & cfgmask); |