From 9ebb4b712e1d6c97a999652d0b9105847eabd134 Mon Sep 17 00:00:00 2001 From: Alejandro Soto Date: Fri, 16 Dec 2022 22:20:01 -0600 Subject: Implement mode privilege checks in MMU --- rtl/core/mmu/mmu.sv | 3 ++- rtl/core/mmu/pagewalk.sv | 4 ++-- 2 files changed, 4 insertions(+), 3 deletions(-) (limited to 'rtl/core/mmu') diff --git a/rtl/core/mmu/mmu.sv b/rtl/core/mmu/mmu.sv index d22f1cd..f8e808b 100644 --- a/rtl/core/mmu/mmu.sv +++ b/rtl/core/mmu/mmu.sv @@ -6,7 +6,8 @@ module core_mmu input logic clk, rst_n, - input logic mmu_enable /*verilator public*/, + input logic privileged, + mmu_enable /*verilator public*/, input mmu_base mmu_ttbr /*verilator public*/, input word mmu_dac, diff --git a/rtl/core/mmu/pagewalk.sv b/rtl/core/mmu/pagewalk.sv index ce25b19..eb36580 100644 --- a/rtl/core/mmu/pagewalk.sv +++ b/rtl/core/mmu/pagewalk.sv @@ -6,7 +6,8 @@ module core_mmu_pagewalk input logic clk, rst_n, - input logic mmu_enable, + input logic privileged, + mmu_enable, input mmu_base mmu_ttbr, input word mmu_dac, @@ -56,7 +57,6 @@ module core_mmu_pagewalk .write(hold_write), .fault(access_fault), .domain(entry_domain), - .privileged(1), //TODO .fault_type(access_fault_type), .* ); -- cgit v1.2.3