#include "InitRD.h"
#include "arch/MMU.h"
#include "boot/bootboot.h"
#include "memory/MemoryManager.h"
#include <luna/Alignment.h>

TarStream g_initrd;
extern const BOOTBOOT bootboot;

void InitRD::initialize()
{
    u64 virtual_initrd_address =
        MemoryManager::get_kernel_mapping_for_frames(
            bootboot.initrd_ptr, get_blocks_from_size(bootboot.initrd_size, ARCH_PAGE_SIZE), MMU::NoExecute)
            .expect_value("Unable to map the initial ramdisk into virtual memory");

    g_initrd.initialize((void*)virtual_initrd_address, bootboot.initrd_size);
}