diff options
Diffstat (limited to 'kernel/src/cpu/irq_stub.S')
| -rw-r--r-- | kernel/src/cpu/irq_stub.S | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/kernel/src/cpu/irq_stub.S b/kernel/src/cpu/irq_stub.S new file mode 100644 index 0000000..ddd197a --- /dev/null +++ b/kernel/src/cpu/irq_stub.S @@ -0,0 +1,108 @@ +.macro pushall + push %rax + push %rcx + push %rdx + push %rsi + push %rdi + push %r8 + push %r9 + push %r10 + push %r11 + pushfq +.endm + +.macro popall + popfq + pop %r11 + pop %r10 + pop %r9 + pop %r8 + pop %rdi + pop %rsi + pop %rdx + pop %rcx + pop %rax +.endm + + +.macro isr_no_error number +.global isr\number +isr\number: + pushall + cld + call isr\number\()_handler + popall + iretq +.endm + +.macro isr_error number +.global isr\number +isr\number: + # rdi not saved + pop %rdi + pushall + cld + call isr\number\()_handler + popall + iretq +.endm + +isr_no_error 0 +isr_no_error 1 +isr_no_error 2 +isr_no_error 3 +isr_no_error 4 +isr_no_error 5 +isr_no_error 6 +isr_no_error 7 +isr_error 8 +isr_no_error 9 +isr_error 10 +isr_error 11 +isr_error 12 +isr_error 13 +isr_error 14 +isr_no_error 15 +isr_no_error 16 +isr_error 17 +isr_no_error 18 +isr_no_error 19 +isr_no_error 20 +isr_no_error 21 +isr_no_error 22 +isr_no_error 23 +isr_no_error 24 +isr_no_error 25 +isr_no_error 26 +isr_no_error 27 +isr_no_error 28 +isr_error 29 +isr_error 30 +isr_no_error 31 + +.macro irq number +.global irq\number +irq\number: + pushall + cld + call irq\number\()_handler + popall + iretq +.endm + +irq 0 +irq 1 +irq 2 +irq 3 +irq 4 +irq 5 +irq 6 +irq 7 +irq 8 +irq 9 +irq 10 +irq 11 +irq 12 +irq 13 +irq 14 +irq 15 |