Mercurial > hg > Members > mitsuki > xv6_rpi2_port
comparison include/traps.h @ 0:ed10291ff195
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| author | mir3636 |
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| date | Sun, 06 Jan 2019 19:27:03 +0900 |
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| -1:000000000000 | 0:ed10291ff195 |
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| 1 /***************************************************************** | |
| 2 * traps.h | |
| 3 * by Zhiyi Huang, hzy@cs.otago.ac.nz | |
| 4 * University of Otago | |
| 5 * | |
| 6 ********************************************************************/ | |
| 7 | |
| 8 | |
| 9 | |
| 10 // These are arbitrarily chosen, but with care not to overlap | |
| 11 // processor defined exceptions or interrupt vectors. | |
| 12 #define T_SYSCALL 0x40 // system call | |
| 13 #define T_IRQ 0x80 // interrupt | |
| 14 #define T_UND 0x01 // undefined instruction | |
| 15 #define T_PABT 0x02 // prefetch abort | |
| 16 #define T_DABT 0x04 // data abort | |
| 17 | |
| 18 #define IRQ_TIMER3 3 | |
| 19 #define IRQ_MINIUART 29 | |
| 20 | |
| 21 #define INT_REGS_BASE (MMIO_VA+0xB200) |