src/arch/amd64/shim.c


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#include <serial.h>
#include <cpuid.h>
#include <lib.h>
#include <shim.h>
#include <memory.h>

#include "paging.h"
#include "mboot.h"
#include "idt.h"
static struct boot_info boot_info;

void* amd64_shim(void *mboot_data_ptr) {
	serial_init();
	paging_init();
	idt_init();

	kmap_page(mboot_data_ptr, mboot_data_ptr, F_WRITEABLE);
	
	struct mboot_info mboot_info;
	mboot_info = mboot_load_info(mboot_data_ptr);

	struct mboot_tag *map_tag;
	map_tag = mboot_get_tag(&mboot_info, MBOOT_MEMORYMAP);

	boot_info.map = map_tag->data.memory_map;
	
	return &boot_info;
}