2019-04-22 20:15:48 +02:00
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;=----------------------------------------------------------------------------=;
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; GNU GPL OS/K ;
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; ;
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; Desc: Interrupt Descriptor Table related functions ;
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; ;
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; ;
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; Copyright © 2018-2019 The OS/K Team ;
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; ;
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; This file is part of OS/K. ;
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; ;
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; OS/K is free software: you can redistribute it and/or modify ;
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; it under the terms of the GNU General Public License as published by ;
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; the Free Software Foundation, either version 3 of the License, or ;
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; (at your option) any later version. ;
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; ;
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; OS/K is distributed in the hope that it will be useful, ;
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; but WITHOUT ANY WARRANTY; without even the implied warranty of ;
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;
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; GNU General Public License for more details. ;
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; ;
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; You should have received a copy of the GNU General Public License ;
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; along with OS/K. If not, see <https://www.gnu.org/licenses/>. ;
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;=----------------------------------------------------------------------------=;
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%include "kaleid/kernel/cpu/isr.inc"
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global idtInit
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extern idtPtr
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2019-04-23 17:06:03 +02:00
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extern IdtHandler
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2019-04-22 20:15:48 +02:00
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;;
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;; Loads the IDT
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;;
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idtInit:
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lidt [idtPtr]
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ret
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;;
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;; ISR handler
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;;
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2019-04-22 22:32:21 +02:00
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isrPreHandler:
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2019-04-22 20:15:48 +02:00
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pushAll
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2019-04-22 22:32:21 +02:00
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xor rax, rax
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2019-04-22 20:15:48 +02:00
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mov ax, ds
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push rax
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2019-04-23 17:06:03 +02:00
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call IdtHandler
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2019-04-22 20:15:48 +02:00
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2019-04-22 22:32:21 +02:00
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pop rax
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mov ds, ax
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2019-04-22 20:15:48 +02:00
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popAll
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2019-04-22 22:32:21 +02:00
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sti
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2019-04-22 20:15:48 +02:00
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iretq
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;; Divide Error Fault
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IsrWithoutErrCode 0
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;; Debug Exception Fault/trap
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IsrWithoutErrCode 1
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;; NMI Interrupt
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IsrWithoutErrCode 2
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;; Breakpoint Trap
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IsrWithoutErrCode 3
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;; Overflow Trap
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IsrWithoutErrCode 4
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;; Bound Range Exceeded Fault
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IsrWithoutErrCode 5
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;; Invalid Opcode Fault
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IsrWithoutErrCode 6
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;; Device Not Available or No Math Coprocessor Fault
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IsrWithoutErrCode 7
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;; Coprocessor Segment Overrun Fault
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IsrWithoutErrCode 9
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;; x87 FPU Floating Point or Math Fault
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IsrWithoutErrCode 16
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;; Alignment Check Fault
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IsrWithoutErrCode 17
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;; Machine Check Abort
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IsrWithoutErrCode 18
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;; SIMD Floating Point Fault
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IsrWithoutErrCode 19
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;; Virtualization Exception Fault
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IsrWithoutErrCode 20
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;; Double Fault Abort
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IsrWithErrCode 8
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;; Invalid TSS Fault
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IsrWithErrCode 10
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;; Segment Not Present Fault
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IsrWithErrCode 11
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;; Stack Segment Fault
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IsrWithErrCode 12
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;; General Protection Fault
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IsrWithErrCode 13
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;; Page Fault
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IsrWithErrCode 14
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2019-04-23 17:06:03 +02:00
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;; Reserved
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IsrWithoutErrCode 15
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IsrWithoutErrCode 21
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IsrWithoutErrCode 22
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IsrWithoutErrCode 23
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IsrWithoutErrCode 24
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IsrWithoutErrCode 25
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IsrWithoutErrCode 26
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IsrWithoutErrCode 27
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IsrWithoutErrCode 28
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IsrWithoutErrCode 29
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IsrWithoutErrCode 30
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IsrWithoutErrCode 31
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IsrWithoutErrCode 32
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