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.set IRQ_BASE, 0x20
.section .text
.extern handle_interrput
.global irqign
.macro gen_irq_handler num
.global irqhdl\num\()
irqhdl\num\():
movb $\num + IRQ_BASE, (intrptno)
jmp _bot
.endm
gen_irq_handler 0x00
gen_irq_handler 0x01
_bot:
/* store current data */
push %ebp
push %edi
push %esi
push %edx
push %ecx
push %ebx
push %eax
/* call interrupt handler */
push %esp
push (intrptno)
call kernel_handle_interrupt
movl %eax, %esp
/* restore previous data */
pop %eax
pop %ebx
pop %ecx
pop %edx
pop %esi
pop %edi
pop %ebp
irqign:
/* continue */
iret
.data
intrptno: .byte 0
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