From 39713a3736145483dd3310c3605f940ca34f05c3 Mon Sep 17 00:00:00 2001 From: Loic Guegan Date: Mon, 12 Apr 2021 10:13:21 +0200 Subject: Refactoring --- src/utils/paging.c | 31 ------------------------------- 1 file changed, 31 deletions(-) delete mode 100644 src/utils/paging.c (limited to 'src/utils/paging.c') diff --git a/src/utils/paging.c b/src/utils/paging.c deleted file mode 100644 index b1f462f..0000000 --- a/src/utils/paging.c +++ /dev/null @@ -1,31 +0,0 @@ -#include "paging.h" - -void paging_enable(){ - int *page_dir=(int*)PAGING_DIR_LOCATION; - int *page_table=(int*)PAGING_TABLE_LOCATION; - - // Init page directory - for(int i=0;i<1024;i++) - page_dir[i]=0; - page_dir[0]=(int)page_table; - page_dir[0] |=7; // Permissions - - // Init page table 0 - int addr_offset=0; - for(int i=0;i<1024;i++){ - page_table[i]=addr_offset; - page_table[i]|=7; // Permission - addr_offset+=4096; // 4Ko pages - } - - // Turns on paging - asm( - "movl %0, %%eax \n\t" - "movl %%eax, %%cr3 \n\t" // Configure page table location - "movl %%cr0, %%eax \n\t" - "orl %1, %%eax \n\t" - "movl %%eax, %%cr0 \n\t" // Turn on paging - :: "i" (PAGING_DIR_LOCATION), "i" (PAGING_CR0_BIT) - ); - -} \ No newline at end of file -- cgit v1.2.3