102 lines
1.7 KiB
ArmAsm
102 lines
1.7 KiB
ArmAsm
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.section .text
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.align 4
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.macro ISR_NO_ERR index
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.global isr\index
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isr\index:
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cli
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push $0
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push $\index
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jmp isr_common_stub
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.endm
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.macro ISR_ERR index
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.global isr\index
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isr\index:
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cli
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push $\index
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jmp isr_common_stub
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.endm
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/* Division By Zero Exception */
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ISR_NO_ERR 0
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/* Debug Exception */
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ISR_NO_ERR 1
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/* Non Maskable Interrupt Exception */
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ISR_NO_ERR 2
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/* Breakpoint Exception */
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ISR_NO_ERR 3
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/* Into Detected Overflow Exception */
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ISR_NO_ERR 4
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/* Out of Bounds Exception */
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ISR_NO_ERR 5
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/* Invalid Opcode Exception */
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ISR_NO_ERR 6
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/* No Coprocessor Exception */
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ISR_NO_ERR 7
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/* Double Fault Exception */
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ISR_ERR 8
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/* Coprocessor Segment Overrun Exception */
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ISR_NO_ERR 9
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/* Bad TSS Exception */
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ISR_ERR 10
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/* Segment Not Present Exception */
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ISR_ERR 11
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/* Stack Fault Exception */
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ISR_ERR 12
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/* General Protection Fault Exception */
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ISR_ERR 13
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/* Page Fault Exception */
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ISR_ERR 14
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/* Unknown Interrupt Exception */
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ISR_NO_ERR 15
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/* Coprocessor Fault Exception */
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ISR_NO_ERR 16
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/* Alignment Check Exception */
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ISR_NO_ERR 17
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/* Machine Check Exception */
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ISR_NO_ERR 18
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/* All the others are reserved */
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ISR_NO_ERR 19
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ISR_NO_ERR 20
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ISR_NO_ERR 21
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ISR_NO_ERR 22
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ISR_NO_ERR 23
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ISR_NO_ERR 24
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ISR_NO_ERR 25
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ISR_NO_ERR 26
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ISR_NO_ERR 27
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ISR_NO_ERR 28
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ISR_NO_ERR 29
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ISR_NO_ERR 30
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ISR_NO_ERR 31
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/* Syscall */
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ISR_NO_ERR 128
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isr_common_stub:
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pusha
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push %ds
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push %es
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push %fs
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push %gs
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mov $0x10, %ax
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mov %ax, %ds
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mov %ax, %es
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mov %ax, %fs
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mov %ax, %gs
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mov %esp, %eax
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push %eax
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mov $fault_handler, %eax
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call *%eax
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pop %eax
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pop %gs
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pop %fs
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pop %es
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pop %ds
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popa
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add $8, %esp
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iret
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