#include #include "kernel.h" extern size_t system_time; void MMU_read(struct PageTableEntry *pt, size_t page_no) { if (!pt[page_no].p) KERNEL_page_fault(pt, page_no); printf("[mmu:read] pt[%d] -> ppn %d\n", page_no, pt[page_no].ppn); pt[page_no].r = 1; system_time++; } void MMU_write(struct PageTableEntry *pt, size_t page_no) { if (!pt[page_no].p) KERNEL_page_fault(pt, page_no); printf("[mmu:write] pt[%d] -> ppn %d\n", page_no, pt[page_no].ppn); pt[page_no].r = 1; pt[page_no].m = 1; system_time++; }