mirror of
https://github.com/SerenityOS/serenity
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43 lines
925 B
C++
43 lines
925 B
C++
/*
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* Copyright (c) 2018-2021, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Types.h>
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#include <AK/Platform.h>
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VALIDATE_IS_X86()
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namespace Kernel {
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struct RegisterState;
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struct TrapFrame {
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FlatPtr prev_irq_level;
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TrapFrame* next_trap;
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RegisterState* regs; // must be last
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TrapFrame() = delete;
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TrapFrame(TrapFrame const&) = delete;
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TrapFrame(TrapFrame&&) = delete;
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TrapFrame& operator=(TrapFrame const&) = delete;
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TrapFrame& operator=(TrapFrame&&) = delete;
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};
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#if ARCH(I386)
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# define TRAP_FRAME_SIZE (3 * 4)
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#else
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# define TRAP_FRAME_SIZE (3 * 8)
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#endif
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static_assert(AssertSize<TrapFrame, TRAP_FRAME_SIZE>());
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extern "C" void enter_trap_no_irq(TrapFrame* trap) __attribute__((used));
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extern "C" void enter_trap(TrapFrame*) __attribute__((used));
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extern "C" void exit_trap(TrapFrame*) __attribute__((used));
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}
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