mirror of
https://github.com/cfenollosa/os-tutorial.git
synced 2024-10-27 20:34:19 +00:00
90 lines
1.8 KiB
C
90 lines
1.8 KiB
C
#ifndef ISR_H
|
|
#define ISR_H
|
|
|
|
#include "types.h"
|
|
|
|
/* ISRs reserved for CPU exceptions */
|
|
extern void isr0();
|
|
extern void isr1();
|
|
extern void isr2();
|
|
extern void isr3();
|
|
extern void isr4();
|
|
extern void isr5();
|
|
extern void isr6();
|
|
extern void isr7();
|
|
extern void isr8();
|
|
extern void isr9();
|
|
extern void isr10();
|
|
extern void isr11();
|
|
extern void isr12();
|
|
extern void isr13();
|
|
extern void isr14();
|
|
extern void isr15();
|
|
extern void isr16();
|
|
extern void isr17();
|
|
extern void isr18();
|
|
extern void isr19();
|
|
extern void isr20();
|
|
extern void isr21();
|
|
extern void isr22();
|
|
extern void isr23();
|
|
extern void isr24();
|
|
extern void isr25();
|
|
extern void isr26();
|
|
extern void isr27();
|
|
extern void isr28();
|
|
extern void isr29();
|
|
extern void isr30();
|
|
extern void isr31();
|
|
/* IRQ definitions */
|
|
extern void irq0();
|
|
extern void irq1();
|
|
extern void irq2();
|
|
extern void irq3();
|
|
extern void irq4();
|
|
extern void irq5();
|
|
extern void irq6();
|
|
extern void irq7();
|
|
extern void irq8();
|
|
extern void irq9();
|
|
extern void irq10();
|
|
extern void irq11();
|
|
extern void irq12();
|
|
extern void irq13();
|
|
extern void irq14();
|
|
extern void irq15();
|
|
|
|
#define IRQ0 32
|
|
#define IRQ1 33
|
|
#define IRQ2 34
|
|
#define IRQ3 35
|
|
#define IRQ4 36
|
|
#define IRQ5 37
|
|
#define IRQ6 38
|
|
#define IRQ7 39
|
|
#define IRQ8 40
|
|
#define IRQ9 41
|
|
#define IRQ10 42
|
|
#define IRQ11 43
|
|
#define IRQ12 44
|
|
#define IRQ13 45
|
|
#define IRQ14 46
|
|
#define IRQ15 47
|
|
|
|
/* Struct which aggregates many registers */
|
|
typedef struct {
|
|
u32 ds; /* Data segment selector */
|
|
u32 edi, esi, ebp, esp, ebx, edx, ecx, eax; /* Pushed by pusha. */
|
|
u32 int_no, err_code; /* Interrupt number and error code (if applicable) */
|
|
u32 eip, cs, eflags, useresp, ss; /* Pushed by the processor automatically */
|
|
} registers_t;
|
|
|
|
void isr_install();
|
|
void isr_handler(registers_t r);
|
|
void irq_install();
|
|
|
|
typedef void (*isr_t)(registers_t);
|
|
void register_interrupt_handler(u8 n, isr_t handler);
|
|
|
|
#endif
|