86 lines
1.6 KiB
ArmAsm
86 lines
1.6 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_flush
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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_flush
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.endm
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ISR_NO_ERR 0 # Division By Zero Exception
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ISR_NO_ERR 1 # Debug Exception
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ISR_NO_ERR 2 # Non Maskable Interrupt Exception
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ISR_NO_ERR 3 # Breakpoint Exception
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ISR_NO_ERR 4 # Into Detected Overflow Exception
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ISR_NO_ERR 5 # Out of Bounds Exception
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ISR_NO_ERR 6 # Invalid Opcode Exception
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ISR_NO_ERR 7 # No Coprocessor Exception
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ISR_ERR 8 # Double Fault Exception
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ISR_NO_ERR 9 # Coprocessor Segment Overrun Exception
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ISR_ERR 10 # Bad TSS Exception
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ISR_ERR 11 # Segment Not Present Exception
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ISR_ERR 12 # Stack Fault Exception
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ISR_ERR 13 # General Protection Fault Exception
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ISR_ERR 14 # Page Fault Exception
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ISR_NO_ERR 15 # Unknown Interrupt Exception
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ISR_NO_ERR 16 # Coprocessor Fault Exception
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ISR_NO_ERR 17 # Alignment Check Exception
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ISR_NO_ERR 18 # Machine Check Exception
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ISR_NO_ERR 19 # Other
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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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ISR_NO_ERR 128 # 80h syscall
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isr_flush:
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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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