serenity/Kernel/Arch/CPU.h
2022-12-28 11:53:41 +01:00

35 lines
755 B
C++

/*
* Copyright (c) 2018-2022, James Mintram <me@jamesrm.com>
* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Platform.h>
#define PAGE_MASK (~(FlatPtr)0xfffu)
#define LSW(x) ((u32)(x)&0xFFFF)
#define MSW(x) (((u32)(x) >> 16) & 0xFFFF)
#define LSB(x) ((x)&0xFF)
#define MSB(x) (((x) >> 8) & 0xFF)
#if ARCH(X86_64)
# include <Kernel/Arch/x86/CPU.h>
#elif ARCH(AARCH64)
# include <Kernel/Arch/aarch64/CPU.h>
#else
# error "Unknown architecture"
#endif
namespace Kernel {
struct RegisterState;
void dump_registers(RegisterState const& regs);
void handle_crash(RegisterState const&, char const* description, int signal, bool out_of_memory = false);
}