Annotation of sys/arch/sparc64/include/trap.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: trap.h,v 1.3 2003/07/09 02:22:48 jason Exp $ */
! 2: /* $NetBSD: trap.h,v 1.4 1999/06/07 05:28:04 eeh Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1996-1999 Eduardo Horvath
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: *
! 13: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
! 14: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 15: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 16: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
! 17: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 18: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 19: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 20: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 21: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 22: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 23: * SUCH DAMAGE.
! 24: *
! 25: */
! 26:
! 27:
! 28: #ifndef _MACHINE_TRAP_H
! 29: #define _MACHINE_TRAP_H
! 30:
! 31: /* trap vec (pri) description */
! 32: /* 0x000 unused */
! 33: #define T_POR 0x001 /* (0) power on reset */
! 34: #define T_WDR 0x002 /* (1) watchdog reset */
! 35: #define T_XIR 0x003 /* (1) externally initiated reset */
! 36: #define T_SIR 0x004 /* (1) software initiated reset */
! 37: #define T_RED_EXCEPTION 0x005 /* (1) RED state exception */
! 38: /* 0x006 unused */
! 39: /* 0x007 unused */
! 40: #define T_INST_EXCEPT 0x008 /* (5) instruction access exception */
! 41: #define T_TEXTFAULT 0x009 /* (2) ? Text fault */
! 42: #define T_INST_ERROR 0x00a /* (3) instruction access error */
! 43: /* 0x00b unused */
! 44: /* through 0x00f unused */
! 45: #define T_ILLINST 0x010 /* (7) illegal instruction */
! 46: #define T_PRIVINST 0x011 /* (6) privileged opcode */
! 47: #define T_UNIMP_LDD 0x012 /* (6) unimplemented LDD */
! 48: #define T_UNIMP_STD 0x013 /* (6) unimplemented STD */
! 49: /* 0x014 unused */
! 50: /* through 0x01f unused */
! 51: #define T_FPDISABLED 0x020 /* (8) fpu disabled */
! 52: #define T_FP_IEEE_754 0x021 /* (11) ieee 754 exception */
! 53: #define T_FP_OTHER 0x022 /* (11) other fp exception */
! 54: #define T_TAGOF 0x023 /* (14) tag overflow */
! 55: #define T_CLEAN_WINDOW 0x024 /* (10) clean window exception */
! 56: /* 0x025 unused */
! 57: /* through 0x027 unused */
! 58: #define T_DIV0 0x028 /* (15) division routine was handed 0 */
! 59: #define T_PROCERR 0x029 /* (4) internal processor error */
! 60: /* 0x02a unused */
! 61: /* through 0x02f unused */
! 62: #define T_DATAFAULT 0x030 /* (12) address fault during data fetch */
! 63: #define T_DATA_MMU_MISS 0x031 /* (12) data access MMU miss */
! 64: #define T_DATA_ERROR 0x032 /* (12) data access error */
! 65: #define T_DATA_PROT 0x033 /* (12) Data protection ??? */
! 66: #define T_ALIGN 0x034 /* (10) address not properly aligned */
! 67: #define T_LDDF_ALIGN 0x035 /* (10) LDDF address not properly aligned */
! 68: #define T_STDF_ALIGN 0x036 /* (10) STDF address not properly aligned */
! 69: #define T_PRIVACT 0x037 /* (11) privileged action */
! 70: #define T_LDQF_ALIGN 0x038 /* (10) LDQF address not properly aligned */
! 71: #define T_STQF_ALIGN 0x039 /* (10) STQF address not properly aligned */
! 72: /* 0x03a unused */
! 73: /* through 0x03f unused */
! 74: #define T_ASYNC_ERROR 0x040 /* (2) ???? */
! 75: #define T_L1INT 0x041 /* (31) level 1 interrupt */
! 76: #define T_L2INT 0x042 /* (30) level 2 interrupt */
! 77: #define T_L3INT 0x043 /* (29) level 3 interrupt */
! 78: #define T_L4INT 0x044 /* (28) level 4 interrupt */
! 79: #define T_L5INT 0x045 /* (27) level 5 interrupt */
! 80: #define T_L6INT 0x046 /* (26) level 6 interrupt */
! 81: #define T_L7INT 0x047 /* (25) level 7 interrupt */
! 82: #define T_L8INT 0x048 /* (24) level 8 interrupt */
! 83: #define T_L9INT 0x049 /* (23) level 9 interrupt */
! 84: #define T_L10INT 0x04a /* (22) level 10 interrupt */
! 85: #define T_L11INT 0x04b /* (21) level 11 interrupt */
! 86: #define T_L12INT 0x04c /* (20) level 12 interrupt */
! 87: #define T_L13INT 0x04d /* (19) level 13 interrupt */
! 88: #define T_L14INT 0x04e /* (18) level 14 interrupt */
! 89: #define T_L15INT 0x04f /* (17) level 15 interrupt */
! 90: /* 0x050 unused */
! 91: /* through 0x05f unused */
! 92: #define T_INTVEC 0x060 /* (16) interrupt vector [Interrupt Global Regs]*/
! 93: #define T_PA_WATCHPT 0x061 /* (12) Physical addr data watchpoint */
! 94: #define T_VA_WATCHPT 0x062 /* (11) Virtual addr data watchpoint */
! 95: #define T_ECCERR 0x063 /* (33) ECC correction error */
! 96: #define T_FIMMU_MISS 0x064 /* (2) fast instruction access MMU miss */
! 97: /* through 0x067 unused */
! 98: #define T_FDMMU_MISS 0x068 /* (2) fast data access MMU miss */
! 99: /* through 0x06b unused */
! 100: #define T_FDMMU_PROT 0x06c /* (2) fast data access protection */
! 101: /* through 0x06f unused */
! 102: /* 0x070...0x07f implementation dependent exceptions */
! 103: #define T_SPILL_N_NORM 0x080 /* (9) spill (n=0..7) normal */
! 104: /* through 0x09f unused */
! 105: #define T_SPILL_N_OTHER 0x0a0 /* (9) spill (n=0..7) other */
! 106: /* through 0x0bf unused */
! 107: #define T_FILL_N_NORM 0x0c0 /* (9) fill (n=0..7) normal */
! 108: /* through 0x0df unused */
! 109: #define T_FILL_N_OTHER 0x0e0 /* (9) fill (n=0..7) other */
! 110: /* through 0x0ff unused */
! 111:
! 112: /* beginning of `user' vectors (from trap instructions) - all priority 16 */
! 113: #define T_SUN_SYSCALL 0x100 /* system call */
! 114: #define T_BREAKPOINT 0x101 /* breakpoint `instruction' */
! 115: #define T_UDIV0 0x102 /* division routine was handed 0 */
! 116: #define T_FLUSHWIN 0x103 /* flush windows */
! 117: #define T_CLEANWIN 0x104 /* provide clean windows */
! 118: #define T_RANGECHECK 0x105 /* ? */
! 119: #define T_FIXALIGN 0x106 /* fix up unaligned accesses */
! 120: #define T_INTOF 0x107 /* integer overflow ? */
! 121: #define T_SVR4_SYSCALL 0x108 /* SVR4 system call */
! 122: #define T_BSD_SYSCALL 0x109 /* BSD system call */
! 123: #define T_KGDB_EXEC 0x10a /* for kernel gdb */
! 124:
! 125: /* 0x10b..0x1ff are currently unallocated, except the following */
! 126: #define T_SVR4_GETCC 0x120
! 127: #define T_SVR4_SETCC 0x121
! 128: #define T_SVR4_GETPSR 0x122
! 129: #define T_SVR4_SETPSR 0x123
! 130: #define T_SVR4_GETHRTIME 0x124
! 131: #define T_SVR4_GETHRVTIME 0x125
! 132: #define T_SVR4_GETHRESTIME 0x127
! 133: #define T_GETCC 0x132
! 134: #define T_SETCC 0x133
! 135: #define T_SVID_SYSCALL 0x164
! 136: #define T_SPARC_INTL_SYSCALL 0x165
! 137: #define T_OS_VENDOR_SYSCALL 0x166
! 138: #define T_HW_OEM_SYSCALL 0x167
! 139: #define T_RTF_DEF_TRAP 0x168
! 140:
! 141: #ifdef _KERNEL /* pseudo traps for locore.s */
! 142: #define T_RWRET -1 /* need first user window for trap return */
! 143: #define T_AST -2 /* no-op, just needed reschedule or profile */
! 144: #endif
! 145:
! 146: /* flags to system call (flags in %g1 along with syscall number) */
! 147: #define SYSCALL_G2RFLAG 0x400 /* on success, return to %g2 rather than npc */
! 148: #define SYSCALL_G7RFLAG 0x800 /* use %g7 as above (deprecated) */
! 149:
! 150: /*
! 151: * `software trap' macros to keep people happy (sparc v8 manual says not
! 152: * to set the upper bits).
! 153: */
! 154: #define ST_BREAKPOINT (T_BREAKPOINT & 0x7f)
! 155: #define ST_DIV0 (T_DIV0 & 0x7f)
! 156: #define ST_FLUSHWIN (T_FLUSHWIN & 0x7f)
! 157: #define ST_SYSCALL (T_SUN_SYSCALL & 0x7f)
! 158:
! 159: #endif /* _MACHINE_TRAP_H_ */
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