| 34,6 → 34,7 |
|---|
| #define ERROR_WORD_INTERRUPT_LIST 0x00027D00 |
| |
| #include <arch/pm.h> |
| #include <arch/context_offset.h> |
| |
| .text |
| .global interrupt_handlers |
| 103,38 → 104,40 |
|---|
| ret |
| |
| # Push all general purpose registers on stack except %rbp, %rsp |
| .macro push_all_gpr |
| pushq %rax |
| pushq %rbx |
| pushq %rcx |
| pushq %rdx |
| pushq %rsi |
| pushq %rdi |
| pushq %r8 |
| pushq %r9 |
| pushq %r10 |
| pushq %r11 |
| pushq %r12 |
| pushq %r13 |
| pushq %r14 |
| pushq %r15 |
| .macro save_all_gpr |
| movq %rbp, IOFFSET_RBP(%rsp) |
| movq %rax, IOFFSET_RAX(%rsp) |
| movq %rbx, IOFFSET_RBX(%rsp) |
| movq %rcx, IOFFSET_RCX(%rsp) |
| movq %rdx, IOFFSET_RDX(%rsp) |
| movq %rsi, IOFFSET_RSI(%rsp) |
| movq %rdi, IOFFSET_RDI(%rsp) |
| movq %r8, IOFFSET_R8(%rsp) |
| movq %r9, IOFFSET_R9(%rsp) |
| movq %r10, IOFFSET_R10(%rsp) |
| movq %r11, IOFFSET_R11(%rsp) |
| movq %r12, IOFFSET_R12(%rsp) |
| movq %r13, IOFFSET_R13(%rsp) |
| movq %r14, IOFFSET_R14(%rsp) |
| movq %r15, IOFFSET_R15(%rsp) |
| .endm |
| |
| .macro pop_all_gpr |
| popq %r15 |
| popq %r14 |
| popq %r13 |
| popq %r12 |
| popq %r11 |
| popq %r10 |
| popq %r9 |
| popq %r8 |
| popq %rdi |
| popq %rsi |
| popq %rdx |
| popq %rcx |
| popq %rbx |
| popq %rax |
| .macro restore_all_gpr |
| movq IOFFSET_RBP(%rsp), %rbp |
| movq IOFFSET_RAX(%rsp), %rax |
| movq IOFFSET_RBX(%rsp), %rbx |
| movq IOFFSET_RCX(%rsp), %rcx |
| movq IOFFSET_RDX(%rsp), %rdx |
| movq IOFFSET_RSI(%rsp), %rsi |
| movq IOFFSET_RDI(%rsp), %rdi |
| movq IOFFSET_R8(%rsp), %r8 |
| movq IOFFSET_R9(%rsp), %r9 |
| movq IOFFSET_R10(%rsp), %r10 |
| movq IOFFSET_R11(%rsp), %r11 |
| movq IOFFSET_R12(%rsp), %r12 |
| movq IOFFSET_R13(%rsp), %r13 |
| movq IOFFSET_R14(%rsp), %r14 |
| movq IOFFSET_R15(%rsp), %r15 |
| .endm |
| |
| ## Declare interrupt handlers |
| 146,14 → 149,11 |
|---|
| # and call exc_dispatch(). |
| # |
| .macro handler i n |
| pushq %rbp |
| movq %rsp,%rbp |
| |
| push_all_gpr |
| subq $IREGISTER_SPACE, %rsp |
| save_all_gpr |
| |
| movq $(\i),%rdi # %rdi - first parameter |
| movq %rbp, %rsi |
| addq $8, %rsi # %rsi - second parameter - original stack |
| movq %rsp, %rsi # %rsi - pointer to interrupt_context |
| call exc_dispatch # exc_dispatch(i, stack) |
| |
| # Test if this is interrupt with error word or not |
| 168,17 → 168,15 |
|---|
| |
| |
| # Return with error word |
| pop_all_gpr |
| |
| popq %rbp; |
| addq $8,%rsp; # Skip error word |
| restore_all_gpr |
| # $8 = Skip error word |
| addq $IREGISTER_SPACE + 0x8, %rsp |
| iretq |
| |
| 0: |
| # Return with no error word |
| pop_all_gpr |
| |
| popq %rbp |
| restore_all_gpr |
| addq $IREGISTER_SPACE, %rsp |
| iretq |
| |
| .if (\n-\i)-1 |