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软中断处理机制

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fslongjin
2022-04-08 20:04:12 +08:00
parent d887f9a0f7
commit 9828aff985
12 changed files with 202 additions and 25 deletions
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2
kernel/exception/entry.S
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@ -50,7 +50,6 @@ Restore_all:
popq %rax
addq $0x10, %rsp // 弹出变量FUNC和errcode
iretq
ret_from_exception:
@ -58,6 +57,7 @@ ret_from_exception:
ENTRY(ret_from_intr)
jmp Restore_all
Err_Code:
// ===== 有错误码的情况下，保存寄存器并跳转服务程序