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Kernel: Reorganize Arch/x86 directory to Arch/x86_64 after i686 removal

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No functional change.
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Liav A 2022-10-04 13:46:11 +03:00 • committed by Andreas Kling
parent 5ff318cf3a
commit 91db482ad3
129 changed files with 482 additions and 1116 deletions
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67
Kernel/Arch/x86_64/InterruptEntry.cpp Normal file
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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Gunnar Beutner <gbeutner@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <Kernel/Arch/x86_64/DescriptorTable.h>
#include <Kernel/Arch/x86_64/TrapFrame.h>
// clang-format off
asm(
".globl interrupt_common_asm_entry\n"
"interrupt_common_asm_entry: \n"
// save all the other registers
" pushq %r15\n"
" pushq %r14\n"
" pushq %r13\n"
" pushq %r12\n"
" pushq %r11\n"
" pushq %r10\n"
" pushq %r9\n"
" pushq %r8\n"
" pushq %rax\n"
" pushq %rcx\n"
" pushq %rdx\n"
" pushq %rbx\n"
" pushq %rsp\n"
" pushq %rbp\n"
" pushq %rsi\n"
" pushq %rdi\n"
" pushq %rsp \n" /* set TrapFrame::regs */
" subq $" __STRINGIFY(TRAP_FRAME_SIZE - 8) ", %rsp \n"
" movq %rsp, %rdi \n"
" cld\n"
" call enter_trap \n"
" movq %rsp, %rdi \n"
" call handle_interrupt \n"
".globl common_trap_exit \n"
"common_trap_exit: \n"
// another thread may have handled this trap at this point, so don't
// make assumptions about the stack other than there's a TrapFrame.
" movq %rsp, %rdi \n"
" call exit_trap \n"
" addq $" __STRINGIFY(TRAP_FRAME_SIZE) ", %rsp\n" // pop TrapFrame
".globl interrupt_common_asm_exit \n"
"interrupt_common_asm_exit: \n"
" popq %rdi\n"
" popq %rsi\n"
" popq %rbp\n"
" addq $8, %rsp\n" // skip restoring rsp
" popq %rbx\n"
" popq %rdx\n"
" popq %rcx\n"
" popq %rax\n"
" popq %r8\n"
" popq %r9\n"
" popq %r10\n"
" popq %r11\n"
" popq %r12\n"
" popq %r13\n"
" popq %r14\n"
" popq %r15\n"
" addq $0x8, %rsp\n" // skip exception_code, isr_number
" iretq\n"
);
// clang-format on