#include "../vendor/limine/limine.h"
#include <cstdint>

__attribute__ ((used, section(".requests")))
static volatile LIMINE_BASE_REVISION(3);

__attribute__ ((used, section(".requests")))
static volatile limine_framebuffer_request framebuffer_request = {
    .id = LIMINE_FRAMEBUFFER_REQUEST,
    .revision = 0,
    .response = nullptr
};

__attribute__ ((used, section(".requests_start")))
static volatile LIMINE_REQUESTS_START_MARKER;

__attribute__ ((used, section(".requests_end")))
static volatile LIMINE_REQUESTS_END_MARKER;

static void hcf (void)
{
    for (;;)
    {
        asm ("hlt");
    }
}

void init (void);

extern "C" void _launch (void);
void _launch (void)
{
    if (LIMINE_BASE_REVISION_SUPPORTED == false)
    {
        hcf();
    }

    struct limine_framebuffer *fb = framebuffer_request.response->framebuffers[0];
    for (std::size_t i = 0; i < (fb->width - 1) * (fb->height - 1); i += 2)
    {
        volatile std::uint32_t *fbptr = static_cast<std::uint32_t *>(fb->address);
        fbptr[i] = 0xffffff;
    }

    // Global C++ constructors
    init();

    hcf();
}