ladybird/Kernel/Arch/x86_64/CMOS.cpp
2022-12-28 11:53:41 +01:00

24 lines
382 B
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Arch/x86_64/CMOS.h>
#include <Kernel/Arch/x86_64/IO.h>
namespace Kernel::CMOS {
u8 read(u8 index)
{
IO::out8(0x70, index);
return IO::in8(0x71);
}
void write(u8 index, u8 data)
{
IO::out8(0x70, index);
IO::out8(0x71, data);
}
}