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- /*****************************************************************
- * traps.h
- * by Zhiyi Huang, [email protected]
- * University of Otago
- *
- ********************************************************************/
- // These are arbitrarily chosen, but with care not to overlap
- // processor defined exceptions or interrupt vectors.
- #define T_SYSCALL 0x40 // system call
- #define T_IRQ 0x80 // interrupt
- #define T_UND 0x01 // undefined instruction
- #define T_PABT 0x02 // prefetch abort
- #define T_DABT 0x04 // data abort
- #define IRQ_TIMER3 3
- #define IRQ_MINIUART 29
- #define INT_REGS_BASE (DEVSPACE+0xB200)
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