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IMPLEMENTED TASKS!

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Tom-on
2025-04-30 18:27:18 +02:00
parent f4b10746d6
commit a48fa362d0
10 changed files with 404 additions and 43 deletions
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kernel/src/isr.s
+29 -25
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@@ -3,37 +3,41 @@
isr_common:
;; Push registers to the int_frame_t struct
push eax
push gs
push fs
push es
pushad
;; push eax
;; push ecx
;; push edx
;; push ebx
;; push esp
;; push ebp
;; push esi
;; push edi
push ds
push ebp
push edi
push esi
push edx
push ecx
push es
push fs
push gs
;; Load kernel data segment
push ebx
push esp
mov bx, 0x10
mov ds, bx
mov es, bx
mov fs, bx
mov gs, bx
pop ebx
[extern isr_handle_interrupt]
call isr_handle_interrupt
isr_return:
add esp, 4 ; Keep ESP
pop ebx
pop ecx
pop edx
pop esi
pop edi
pop ebp
pop ds
pop es
pop fs
[global isr_return]
isr_return: ; Also used by task switching
pop gs
add esp, 4 ; Keep EAX
add esp, 8 ; Pop interupt number and error code
iretd ; Pop CS, EIP & EFLAGS (Also SS & ESP if it's from userspace)
pop fs
pop es
pop ds
popad
add esp, 8 ; Pop interupt number and error code
iretd ; Pop CS, EIP & EFLAGS (Also SS & ESP if it's from userspace)
%macro ISR_WITH_ERRNO 1
isr%1: