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https://github.com/Tom-on64/kern.git
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Tom-on
90ac82eebc
Moved all header files into include/ and removed their C counterparts -> code inside .h files Also added a kernel.ld linker file since we don't have many code files in src/ now, i removed src/kernel/ only real code change is that i moved memcopy() and memset() into string.h from system.h
129 lines
3.3 KiB
C
129 lines
3.3 KiB
C
#ifndef ISRS_H
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#define ISRS_H
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#include "idt.h"
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#include "screen.h"
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#include "system.h"
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#include "string.h"
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char* exceptionMessages[] = {
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"Divide By Zero Error",
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"Debug Exception",
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"NMI Interrupt",
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"Breakpoint",
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"Overflow",
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"BOUND Range Exceeded",
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"Invalid Opcode",
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"Device Not Available",
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"Double Fault",
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"Coprocessor Segment Overrun",
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"Invalid TSS",
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"Segment Not Present",
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"Stack-Segment Fault",
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"General Protection Fault",
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"Page Fault",
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"Reserved",
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"x87 FPU Floating-Point Error",
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"Alignment Check",
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"Machine Check",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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"Reserved",
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};
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// Repetative isr definitions
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extern void isr0();
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extern void isr1();
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extern void isr2();
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extern void isr3();
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extern void isr4();
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extern void isr5();
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extern void isr6();
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extern void isr7();
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extern void isr8();
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extern void isr9();
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extern void isr10();
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extern void isr11();
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extern void isr12();
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extern void isr13();
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extern void isr14();
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extern void isr15();
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extern void isr16();
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extern void isr17();
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extern void isr18();
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extern void isr19();
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extern void isr20();
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extern void isr21();
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extern void isr22();
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extern void isr23();
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extern void isr24();
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extern void isr25();
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extern void isr26();
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extern void isr27();
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extern void isr28();
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extern void isr29();
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extern void isr30();
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extern void isr31();
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void setupIsrs() {
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idtSetGate(0, (unsigned)isr0, 0x08, 0x8e);
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idtSetGate(1, (unsigned)isr1, 0x08, 0x8e);
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idtSetGate(2, (unsigned)isr2, 0x08, 0x8e);
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idtSetGate(3, (unsigned)isr3, 0x08, 0x8e);
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idtSetGate(4, (unsigned)isr4, 0x08, 0x8e);
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idtSetGate(5, (unsigned)isr5, 0x08, 0x8e);
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idtSetGate(6, (unsigned)isr6, 0x08, 0x8e);
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idtSetGate(7, (unsigned)isr7, 0x08, 0x8e);
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idtSetGate(8, (unsigned)isr8, 0x08, 0x8e);
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idtSetGate(9, (unsigned)isr9, 0x08, 0x8e);
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idtSetGate(10, (unsigned)isr10, 0x08, 0x8e);
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idtSetGate(11, (unsigned)isr11, 0x08, 0x8e);
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idtSetGate(12, (unsigned)isr12, 0x08, 0x8e);
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idtSetGate(13, (unsigned)isr13, 0x08, 0x8e);
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idtSetGate(14, (unsigned)isr14, 0x08, 0x8e);
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idtSetGate(15, (unsigned)isr15, 0x08, 0x8e);
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idtSetGate(16, (unsigned)isr16, 0x08, 0x8e);
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idtSetGate(17, (unsigned)isr17, 0x08, 0x8e);
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idtSetGate(18, (unsigned)isr18, 0x08, 0x8e);
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idtSetGate(19, (unsigned)isr19, 0x08, 0x8e);
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idtSetGate(20, (unsigned)isr20, 0x08, 0x8e);
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idtSetGate(21, (unsigned)isr21, 0x08, 0x8e);
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idtSetGate(22, (unsigned)isr22, 0x08, 0x8e);
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idtSetGate(23, (unsigned)isr23, 0x08, 0x8e);
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idtSetGate(24, (unsigned)isr24, 0x08, 0x8e);
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idtSetGate(25, (unsigned)isr25, 0x08, 0x8e);
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idtSetGate(26, (unsigned)isr26, 0x08, 0x8e);
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idtSetGate(27, (unsigned)isr27, 0x08, 0x8e);
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idtSetGate(28, (unsigned)isr28, 0x08, 0x8e);
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idtSetGate(29, (unsigned)isr29, 0x08, 0x8e);
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idtSetGate(30, (unsigned)isr30, 0x08, 0x8e);
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idtSetGate(31, (unsigned)isr31, 0x08, 0x8e);
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}
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void faultHandler(struct regs* r) {
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if (r->intNo < 32) {
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print(exceptionMessages[r->intNo], 0x04);
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if (r->errCode) {
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print(": 0x", 0x04);
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print(itoa(r->errCode, 16), 0x04);
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}
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cli();
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hlt();
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}
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}
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#endif
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