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Kernel: Add support for interrupts on x86_64
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parent
233ef26e4d
commit
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4 changed files with 98 additions and 19 deletions
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@ -100,8 +100,32 @@ static EntropySource s_entropy_source_interrupts { EntropySource::Static::Interr
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asm( \
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".globl " #title "_asm_entry\n" \
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"" #title "_asm_entry: \n" \
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" cli;hlt;\n" \
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);
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" pushq %r15\n" \
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" pushq %r14\n" \
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" pushq %r13\n" \
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" pushq %r12\n" \
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" pushq %r11\n" \
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" pushq %r10\n" \
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" pushq %r9\n" \
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" pushq %r8\n" \
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" pushq %rax\n" \
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" pushq %rcx\n" \
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" pushq %rdx\n" \
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" pushq %rbx\n" \
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" pushq %rsp\n" \
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" pushq %rbp\n" \
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" pushq %rsi\n" \
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" pushq %rdi\n" \
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" pushq %rsp \n" /* set TrapFrame::regs */ \
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" subq $" __STRINGIFY(TRAP_FRAME_SIZE - 8) ", %rsp \n" \
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" subq $0x8, %rsp\n" /* align stack */ \
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" lea 0x8(%rsp), %rdi \n" \
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" cld\n" \
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" call enter_trap_no_irq \n" \
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" lea 0x8(%rsp), %rdi \n" \
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" call " #title "_handler\n" \
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" addq $0x8, %rsp\n" /* undo alignment */\
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" jmp common_trap_exit \n");
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#define EH_ENTRY_NO_CODE(ec, title) \
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extern "C" void title##_handler(TrapFrame*); \
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@ -109,8 +133,33 @@ static EntropySource s_entropy_source_interrupts { EntropySource::Static::Interr
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asm( \
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".globl " #title "_asm_entry\n" \
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"" #title "_asm_entry: \n" \
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" cli;hlt;\n" \
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);
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" pushq $0x0\n" \
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" pushq %r15\n" \
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" pushq %r14\n" \
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" pushq %r13\n" \
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" pushq %r12\n" \
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" pushq %r11\n" \
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" pushq %r10\n" \
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" pushq %r9\n" \
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" pushq %r8\n" \
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" pushq %rax\n" \
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" pushq %rcx\n" \
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" pushq %rdx\n" \
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" pushq %rbx\n" \
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" pushq %rsp\n" \
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" pushq %rbp\n" \
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" pushq %rsi\n" \
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" pushq %rdi\n" \
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" pushq %rsp \n" /* set TrapFrame::regs */ \
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" subq $" __STRINGIFY(TRAP_FRAME_SIZE - 8) ", %rsp \n" \
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" subq $0x8, %rsp\n" /* align stack */ \
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" lea 0x8(%rsp), %rdi \n" \
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" cld\n" \
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" call enter_trap_no_irq \n" \
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" lea 0x8(%rsp), %rdi \n" \
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" call " #title "_handler\n" \
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" addq $0x8, %rsp\n" /* undo alignment */\
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" jmp common_trap_exit \n");
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#endif
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// clang-format on
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