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wip: memory change

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0x35c
2024-10-18 14:45:37 +02:00
parent 9e85807a09
commit 7128f2640a
21 changed files with 121 additions and 76 deletions
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7
src/memory/memory.c
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@ -1,4 +1,5 @@
#include "memory.h"
#include "debug.h"
#include "kprintf.h"
#include "string.h"
@ -7,13 +8,13 @@
extern uint32_t boot_page_directory;
uint32_t *page_directory = &boot_page_directory;
uint32_t page_table1[1024] __attribute__((aligned(4096)));
uint32_t page_table_entries[1024] __attribute__((aligned(4096)));
void init_memory(void)
{
assert(page_directory);
for (int16_t i = 0; i < 0x300; i++)
page_directory[i] = 0x02;
for (int16_t i = 0; i < 1024; i++)
page_table1[i] = i << 12 | 0x03;
page_directory[0] = (uint32_t)page_table1 | 0x03;
page_table1[i] = (i << 12) | 0x03;
page_directory[0] = ((uint32_t)page_table1 - HEAP_END) | 0x03;
}