/* * Copyright (c) 2018-2021, Andreas Kling * * SPDX-License-Identifier: BSD-2-Clause */ #pragma once #include #include #include #include namespace Kernel { struct TrapFrame { FlatPtr prev_irq_level; TrapFrame* next_trap; RegisterState* regs; // must be last TrapFrame() = delete; TrapFrame(const TrapFrame&) = delete; TrapFrame(TrapFrame&&) = delete; TrapFrame& operator=(const TrapFrame&) = delete; TrapFrame& operator=(TrapFrame&&) = delete; }; #if ARCH(I386) # define TRAP_FRAME_SIZE (3 * 4) #else # define TRAP_FRAME_SIZE (3 * 8) #endif static_assert(TRAP_FRAME_SIZE == sizeof(TrapFrame)); extern "C" void enter_trap_no_irq(TrapFrame* trap) __attribute__((used)); extern "C" void enter_trap(TrapFrame*) __attribute__((used)); extern "C" void exit_trap(TrapFrame*) __attribute__((used)); }