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#include "kernel/vga.hpp"
#include "boot/asm_pointer.hpp"
#include "boot/pointers.hpp"
#include <algorithm>
#include <string_view>
namespace teachos::kernel::vga
{
namespace
{
auto constinit text_buffer_pointer = boot::asm_pointer{boot::pointers::vga_buffer_pointer};
auto write(char character, std::byte color) -> void
{
auto & p = *text_buffer_pointer;
(*p++) = static_cast<std::byte>(character);
(*p++) = color;
};
} // namespace
auto write(std::string_view text, std::byte color) -> void
{
std::ranges::for_each(text, [&](auto character) { write(character, color); });
}
} // namespace teachos::kernel::vga
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