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global switchTask
switchTask:
mov esi, [esp]
pop eax ; *current thread
; get values from thread->regs structure
push dword [esi+4] ; eax
push dword [esi+8] ; ecx
push dword [esi+12] ; edx
push dword [esi+16] ; ebx
push dword [esi+24] ; ebp
push dword [esi+28] ; esi
push dword [esi+32] ; edi
push dword [esi+48] ; ds
push dword [esi+50] ; es
push dword [esi+52] ; fs
push dword [esi+54] ; gs
mov al, 0x20
out 0x20, al
mov eax, [esi+56]
mov cr3, eax
pop gs
pop fs
pop es
pop ds
pop edi
pop esi
pop ebp
pop ebx
pop edx
pop ecx
pop eax
iret
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