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#include <disc.h>
#include <multiboot2.h>
#include <libk/string.h>
#include <paging.h>
#include <libk/math.h>
#define KERNEL_VMA 0xc0000000
disc_sector_t* disc;
void disc_init()
{
disc = (disc_sector_t*)(uint64_t)ext2_module->mod_start;
if (disc == NULL) {
printf("Error opening disc\n");
}
uint32_t disc_size = ext2_module->mod_end - ext2_module->mod_start;
for (size_t i = 0; i < upper_div(disc_size, PAGE_SIZE) + 1; i++) {
map_addr((uint64_t)((char*)disc + i * PAGE_SIZE), (uint64_t)((char*)disc + i * PAGE_SIZE), FLAG_PRESENT | FLAG_WRITABLE | FLAG_HUGE);
}
}
void read_sector(size_t sector_num, disc_sector_t* disc_sector)
{
memcpy(disc_sector, disc + sector_num, SECTOR_SIZE);
}
void write_sector(size_t sector_num, disc_sector_t* disc_sector)
{
memcpy(disc + sector_num, disc_sector, SECTOR_SIZE);
}
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