diff options
Diffstat (limited to 'riscv/mmu.cc')
| -rw-r--r-- | riscv/mmu.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/riscv/mmu.cc b/riscv/mmu.cc index 602b090..4b7166f 100644 --- a/riscv/mmu.cc +++ b/riscv/mmu.cc @@ -153,7 +153,7 @@ reg_t mmu_t::walk(reg_t addr, access_type type, reg_t mode) base = ppn << PGSHIFT; } else if ((pte & PTE_U) ? supervisor && pum : !supervisor) { break; - } else if (!(pte & PTE_R) && (pte & PTE_W)) { // reserved + } else if (!(pte & PTE_V) || (!(pte & PTE_R) && (pte & PTE_W))) { break; } else if (type == FETCH ? !(pte & PTE_X) : type == LOAD ? !(pte & PTE_R) && !(mxr && (pte & PTE_X)) : |