projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| c14d22a7 DE |
1 | /* sparc64 trap definitions |
| 2 | Copyright (C) 1999 Cygnus Solutions. */ | |
| 3 | ||
| 4 | #ifndef TRAP64_H | |
| 5 | #define TRAP64_H | |
| 6 | ||
| 7 | /* D1.2.4 page 107 */ | |
| 8 | ||
| 9 | typedef enum | |
| 10 | { | |
| 11 | TRAP64_POWER_ON_RESET = 1, | |
| 12 | TRAP64_WATCHDOG_RESET = 2, | |
| 13 | TRAP64_EXTERNALLY_INITIATED_RESET = 3, | |
| 14 | TRAP64_SOFTWARE_INITIATED_RESET = 4, | |
| 15 | TRAP64_RED_STATE_EXCEPTION = 5, | |
| 16 | TRAP64_INSN_ACCESS_EXCEPTION = 8, | |
| 17 | TRAP64_INSN_ACCESS_MMU_MISS = 9, | |
| 18 | TRAP64_INSN_ACCESS_ERROR = 10, | |
| 19 | TRAP64_ILLEGAL_INSN = 16, | |
| 20 | TRAP64_PRIVILEDGED_OPCODE = 17, | |
| 21 | TRAP64_UNIMPLEMENTED_LDD = 18, | |
| 22 | TRAP64_UNIMPLEMENTED_STD = 19, | |
| 23 | TRAP64_FP_DISABLED = 32, | |
| 24 | TRAP64_FP_EXCEPTION_IEEE_754 = 33, | |
| 25 | TRAP64_FP_EXCEPTION_OTHER = 34, | |
| 26 | TRAP64_TAG_OVERFLOW = 35, | |
| 27 | TRAP64_CLEAN_WINDOW = 36, | |
| 28 | TRAP64_DIVISION_BY_ZERO = 40, | |
| 29 | TRAP64_INTERNAL_PROCESSOR_ERROR = 41, | |
| 30 | TRAP64_DATA_ACCESS_EXCEPTION = 48, | |
| 31 | TRAP64_DATA_ACCESS_MMU_MISS = 49, | |
| 32 | TRAP64_DATA_ACCESS_ERROR = 50, | |
| 33 | TRAP64_DATA_ACCESS_PROTECTION = 51, | |
| 34 | TRAP64_MEM_ADDRESS_NOT_ALIGNED = 52, | |
| 35 | TRAP64_LDDF_MEM_ADDRESS_NOT_ALIGNED = 53, /* impdep # 109 */ | |
| 36 | TRAP64_STDF_MEM_ADDRESS_NOT_ALIGNED = 54, /* impdep # 110 */ | |
| 37 | TRAP64_PRIVILEDGED_ACTION = 55, | |
| 38 | TRAP64_LDQF_MEM_ADDRESS_NOT_ALIGNED = 56, /* impdep # 111 */ | |
| 39 | TRAP64_STQF_MEM_ADDRESS_NOT_ALIGNED = 57, /* impdep # 112 */ | |
| 40 | TRAP64_ASYNC_DATA_ERROR = 64, | |
| 41 | TRAP64_INTERRUPT_LEVEL_0 = 65, /* n = 1..15 */ | |
| 42 | TRAP64_IMPDEP_EXCEPTION_0 = 96, /* n = 0..31 */ | |
| 43 | ||
| 44 | /* IMPDEP codes used by the simulator in ENVIRONMENT_USER. */ | |
| 45 | TRAP64_SIM_UNIMPLEMENTED_OPCODE = 124, | |
| 46 | TRAP64_SIM_RESERVED_INSN = 125, | |
| 47 | TRAP64_SIM_SPILL = 126, | |
| 48 | TRAP64_SIM_FILL = 127, | |
| 49 | ||
| 50 | TRAP64_SPILL_0_NORMAL = 128, /* n = 0..7 */ | |
| 51 | TRAP64_SPILL_0_OTHER = 160, /* n = 0..7 */ | |
| 52 | TRAP64_FILL_0_NORMAL = 192, /* n = 0..7 */ | |
| 53 | TRAP64_FILL_0_OTHER = 224, /* n = 0..7 */ | |
| 54 | TRAP64_INSTRUCTION = 256, /* n = 0..127 */ | |
| 55 | TRAP64_BREAKPOINT = 257, /* convention */ | |
| 56 | TRAP64_MAX = 0x17f | |
| 57 | } TRAP64_TYPE; | |
| 58 | ||
| 59 | #define MAX_NUM_TRAPS 1024 | |
| 60 | ||
| 61 | #define TRAP64_TABLE_SIZE (32 * MAX_NUM_TRAPS) /* in bytes */ | |
| 62 | ||
| 63 | /* We record the fact that the cpu is in error state by setting TL to be | |
| 64 | something greater than MAXTL, usually MAXTL+1. */ | |
| 65 | ||
| 66 | #define ERROR_STATE_P() (GET_TL () > MAXTL) | |
| 67 | ||
| 68 | #if 0 | |
| 69 | fastint trap (trap_type_e); | |
| 70 | int trap_priority (trap_type_e); | |
| 71 | ||
| 72 | fastint reserved (void); | |
| 73 | fastint deprecated (void); | |
| 74 | fastint not_impl (void); | |
| 75 | fastint illegal (void); | |
| 76 | fastint priviledged (void); | |
| 77 | fastint unimp_fpop (void); | |
| 78 | fastint fp_disabled (void); | |
| 79 | ||
| 80 | /* When running user level programs, we supply all the necessary trap handlers. | |
| 81 | These handlers run on the host, not in the emulation environment. */ | |
| 82 | ||
| 83 | typedef fastint (trap_handler_t) (void); | |
| 84 | #endif | |
| 85 | ||
| 86 | #endif /* TRAP64_H */ |