banan-os/bootloader/installer/main.cpp

41 lines
904 B
C++

#include "ELF.h"
#include "GPT.h"
#include <iostream>
int main(int argc, char** argv)
{
using namespace std::string_view_literals;
if (argc != 3)
{
std::fprintf(stderr, "usage: %s BOOTLOADER DISK_IMAGE}\n", argv[0]);
return 1;
}
ELFFile bootloader(argv[1]);
if (!bootloader.success())
return 1;
auto stage1 = bootloader.find_section(".stage1"sv);
auto stage2 = bootloader.find_section(".stage2"sv);
if (!stage1.has_value() || !stage2.has_value())
{
std::cerr << bootloader.path() << " doesn't contain .stage1 and .stage2 sections" << std::endl;
return 1;
}
GPTFile disk_image(argv[2]);
if (!disk_image.success())
return 1;
if (!disk_image.install_bootcode(*stage1))
return 1;
std::cout << "wrote stage1 bootloader" << std::endl;
if (!disk_image.write_partition(*stage2, bios_boot_guid))
return 1;
std::cout << "wrote stage2 bootloader" << std::endl;
return 0;
}