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https://github.com/cfenollosa/os-tutorial.git
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89 lines
1.8 KiB
C
89 lines
1.8 KiB
C
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#ifndef ISR_H
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#define ISR_H
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#include "types.h"
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/* ISRs reserved for CPU exceptions */
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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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/* IRQ definitions */
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extern void irq0();
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extern void irq1();
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extern void irq2();
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extern void irq3();
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extern void irq4();
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extern void irq5();
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extern void irq6();
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extern void irq7();
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extern void irq8();
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extern void irq9();
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extern void irq10();
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extern void irq11();
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extern void irq12();
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extern void irq13();
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extern void irq14();
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extern void irq15();
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#define IRQ0 32
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#define IRQ1 33
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#define IRQ2 34
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#define IRQ3 35
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#define IRQ4 36
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#define IRQ5 37
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#define IRQ6 38
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#define IRQ7 39
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#define IRQ8 40
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#define IRQ9 41
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#define IRQ10 42
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#define IRQ11 43
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#define IRQ12 44
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#define IRQ13 45
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#define IRQ14 46
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#define IRQ15 47
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/* Struct which aggregates many registers */
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typedef struct {
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u32 ds; /* Data segment selector */
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u32 edi, esi, ebp, esp, ebx, edx, ecx, eax; /* Pushed by pusha. */
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u32 int_no, err_code; /* Interrupt number and error code (if applicable) */
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u32 eip, cs, eflags, useresp, ss; /* Pushed by the processor automatically */
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} registers_t;
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void isr_install();
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void isr_handler(registers_t r);
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typedef void (*isr_t)(registers_t);
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void register_interrupt_handler(u8 n, isr_t handler);
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#endif
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