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Matheus
44 lines
1.0 KiB
C
44 lines
1.0 KiB
C
#ifndef _INTERRUPT_H
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#define _INTERRUPT_H
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#include <stdbool.h>
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#include <arch/context.h>
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#ifdef __x86_64__
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#define MAX_ISR_COUNT 256
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#define INTERRUPT_IDTOVECTOR(id) ((id) & 0xffffffff)
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#else
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#error Unsupported architecture!
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#endif
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#define IPL_IGNORE -1
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#define IPL_MAX 0
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#define IPL_TIMER 1
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#define IPL_NET 400
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#define IPL_DISK 500
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#define IPL_KEYBOARD 600
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#define IPL_MOUSE 650
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#define IPL_DPC 900
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#define IPL_NORMAL 1000
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struct _isr_t;
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typedef struct _isr_t {
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struct _isr_t *next;
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struct _isr_t *prev;
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void (*func)(struct _isr_t *self, context_t *ctx);
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void (*eoi)(struct _isr_t *self);
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long id;
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long priority;
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bool pending;
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} isr_t;
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void interrupt_register(int vector, void (*func)(isr_t *self, context_t *ctx), void (*eoi)(isr_t *self), long priority);
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isr_t *interrupt_allocate(void (*func)(isr_t *self, context_t *ctx), void (*eoi)(isr_t *self), long priority);
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long interrupt_loweripl(long newipl);
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long interrupt_raiseipl(long ipl);
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bool interrupt_set(bool status);
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void interrupt_raise(isr_t *isr);
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#endif
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