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created. replace irqhand.asm.

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svn path=/trunk/; revision=291
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jean 1999-03-12 15:59:02 +00:00
parent 9ee6327262
commit ee4c094831
1 changed files with 80 additions and 0 deletions
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reactos/ntoskrnl/hal/x86/irqhand.c Normal file
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#include <windows.h>
#include <internal/ntoskrnl.h>
#include <internal/ke.h>
#include <internal/symbol.h>
#include <internal/i386/segment.h>
#include <internal/mmhal.h>
#define NDEBUG
#include <internal/debug.h>
#define _STR(x) #x
#define STR(x) _STR(x)
#define IRQ_HANDLER_FIRST(x,y) \
void irq_handler_##y (void); \
__asm__("\n\t.global _irq_handler_"##x"\n\t_irq_handler_"##x":\n\t" \
"pusha\n\t" \
"pushl %ds\n\t" \
"pushl %es\n\t" \
"movl $0xceafbeef,%eax\n\t" \
"pushl %eax\n\t" \
"movw $"STR(KERNEL_DS)",%ax\n\t" \
"movw %ax,%ds\n\t" \
"movw %ax,%es\n\t" \
"inb $0x21,%al\n\t" \
"orb $1<<"##x",%al\n\t" \
"outb %al,$0x21\n\t" \
"pushl $"##x"\n\t" \
"call _KiInterruptDispatch\n\t"\
"popl %eax\n\t" \
"popl %eax\n\t" \
"popl %es\n\t" \
"popl %ds\n\t" \
"popa\n\t" \
"iret\n\t")
#define IRQ_HANDLER_SECOND(x,y) \
void irq_handler_##y (void); \
__asm__("\n\t.global _irq_handler_"##x"\n\t_irq_handler_"##x":\n\t" \
"pusha\n\t" \
"pushl %ds\n\t" \
"pushl %es\n\t" \
"movl $0xceafbeef,%eax\n\t" \
"pushl %eax\n\t" \
"movw $"STR(KERNEL_DS)",%ax\n\t" \
"movw %ax,%ds\n\t" \
"movw %ax,%es\n\t" \
"inb $0xa1,%al\n\t" \
"orb $1<<("##x"-8),%al\n\t" \
"outb %al,$0xa1\n\t" \
"pushl $"##x"\n\t" \
"call _KiInterruptDispatch\n\t"\
"popl %eax\n\t" \
"popl %eax\n\t" \
"popl %es\n\t" \
"popl %ds\n\t" \
"popa\n\t" \
"iret\n\t")
IRQ_HANDLER_FIRST ("0",0);
IRQ_HANDLER_FIRST ("1",1);
IRQ_HANDLER_FIRST ("2",2);
IRQ_HANDLER_FIRST ("3",3);
IRQ_HANDLER_FIRST ("4",4);
IRQ_HANDLER_FIRST ("5",5);
IRQ_HANDLER_FIRST ("6",6);
IRQ_HANDLER_FIRST ("7",7);
IRQ_HANDLER_SECOND ("8",8);
IRQ_HANDLER_SECOND ("9",9);
IRQ_HANDLER_SECOND ("10",10);
IRQ_HANDLER_SECOND ("11",11);
IRQ_HANDLER_SECOND ("12",12);
IRQ_HANDLER_SECOND ("13",13);
IRQ_HANDLER_SECOND ("14",14);
IRQ_HANDLER_SECOND ("15",15);