From 1028871cf96008744744aa39d88c496a71792125 Mon Sep 17 00:00:00 2001 From: Andrew Waterman Date: Sun, 10 May 2020 00:03:08 -0700 Subject: Disable PMP checks when configuration includes zero PMP registers --- riscv/mmu.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/riscv/mmu.cc b/riscv/mmu.cc index 6d0b39a..3b0eb0d 100644 --- a/riscv/mmu.cc +++ b/riscv/mmu.cc @@ -200,7 +200,7 @@ tlb_entry_t mmu_t::refill_tlb(reg_t vaddr, reg_t paddr, char* host_addr, access_ reg_t mmu_t::pmp_ok(reg_t addr, reg_t len, access_type type, reg_t mode) { - if (!proc) + if (!proc || proc->n_pmp == 0) return true; reg_t base = 0; -- cgit v1.1