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minerva / Kernel / Arch / riscv64 / TrapFrame.h
@minerva minerva on 13 Jul 696 bytes Initial commit
/*
 * Copyright (c) 2023, Sönke Holz <sholz8530@gmail.com>
 *
 * SPDX-License-Identifier: BSD-2-Clause
 */

#pragma once

#include <Kernel/Arch/RegisterState.h>

#include <AK/Platform.h>
#include <AK/StdLibExtras.h>

VALIDATE_IS_RISCV64()

namespace Kernel {

struct TrapFrame {
    TrapFrame* next_trap;
    RegisterState* regs;

    TrapFrame() = delete;
    TrapFrame(TrapFrame const&) = delete;
    TrapFrame(TrapFrame&&) = delete;
    TrapFrame& operator=(TrapFrame const&) = delete;
    TrapFrame& operator=(TrapFrame&&) = delete;
};

#define TRAP_FRAME_SIZE (2 * 8)
static_assert(AssertSize<TrapFrame, TRAP_FRAME_SIZE>());

extern "C" void exit_trap(TrapFrame*) __attribute__((used));

}