diff options
Diffstat (limited to 'src/arch/x86/c_start.S')
| -rw-r--r-- | src/arch/x86/c_start.S | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/src/arch/x86/c_start.S b/src/arch/x86/c_start.S index 97e2b5adc4..6cea5c3167 100644 --- a/src/arch/x86/c_start.S +++ b/src/arch/x86/c_start.S @@ -123,177 +123,6 @@ _start: hlt jmp .Lhlt -vec0: - push $0 /* error code */ - push $0 /* vector */ - jmp int_hand -vec1: - push $0 /* error code */ - push $1 /* vector */ - jmp int_hand - -vec2: - push $0 /* error code */ - push $2 /* vector */ - jmp int_hand - -vec3: - push $0 /* error code */ - push $3 /* vector */ - jmp int_hand - -vec4: - push $0 /* error code */ - push $4 /* vector */ - jmp int_hand - -vec5: - push $0 /* error code */ - push $5 /* vector */ - jmp int_hand - -vec6: - push $0 /* error code */ - push $6 /* vector */ - jmp int_hand - -vec7: - push $0 /* error code */ - push $7 /* vector */ - jmp int_hand - -vec8: - /* error code */ - push $8 /* vector */ - jmp int_hand - .word 0x9090 - -vec9: - push $0 /* error code */ - push $9 /* vector */ - jmp int_hand - -vec10: - /* error code */ - push $10 /* vector */ - jmp int_hand - .word 0x9090 - -vec11: - /* error code */ - push $11 /* vector */ - jmp int_hand - .word 0x9090 - -vec12: - /* error code */ - push $12 /* vector */ - jmp int_hand - .word 0x9090 - -vec13: - /* error code */ - push $13 /* vector */ - jmp int_hand - .word 0x9090 - -vec14: - /* error code */ - push $14 /* vector */ - jmp int_hand - .word 0x9090 - -vec15: - push $0 /* error code */ - push $15 /* vector */ - jmp int_hand - -vec16: - push $0 /* error code */ - push $16 /* vector */ - jmp int_hand - -vec17: - /* error code */ - push $17 /* vector */ - jmp int_hand - .word 0x9090 - -vec18: - push $0 /* error code */ - push $18 /* vector */ - jmp int_hand - -vec19: - push $0 /* error code */ - push $19 /* vector */ - jmp int_hand - -int_hand: - /* At this point, on x86-32, on the stack there is: - * 0(%esp) vector - * 4(%esp) error code - * 8(%esp) eip - * 12(%esp) cs - * 16(%esp) eflags - */ -#ifdef __x86_64__ - push %rdi - push %rsi - push %rbp - /* Original stack pointer */ - lea 32(%rsp), %rbp - push %rbp - push %rbx - push %rdx - push %rcx - push %rax - - push %rsp /* Pointer to structure on the stack */ - call x86_exception - pop %rax /* Drop the pointer */ - - pop %rax - pop %rcx - pop %rdx - pop %rbx - pop %rbp /* Ignore saved %rsp value */ - pop %rbp - pop %rsi - pop %rdi - - add $8, %rsp /* pop of the vector and error code */ -#else - pushl %edi - pushl %esi - pushl %ebp - - /* Original stack pointer */ - leal 32(%esp), %ebp - pushl %ebp - pushl %ebx - pushl %edx - pushl %ecx - pushl %eax - - pushl %esp /* Pointer to structure on the stack */ - call x86_exception - pop %eax /* Drop the pointer */ - - popl %eax - popl %ecx - popl %edx - popl %ebx - popl %ebp /* Ignore saved %esp value */ - popl %ebp - popl %esi - popl %edi - - addl $8, %esp /* pop of the vector and error code */ -#endif - - iret - #if IS_ENABLED(CONFIG_GDB_WAIT) .globl gdb_stub_breakpoint |