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Annotation of sys/arch/hppa/include/trap.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: trap.h,v 1.12 2005/05/26 04:34:52 kettenis Exp $      */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1999-2004 Michael Shalayeff
        !             5:  * All rights reserved.
        !             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:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  *
        !            16:  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
        !            17:  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
        !            18:  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
        !            19:  * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
        !            20:  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
        !            21:  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
        !            22:  * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            23:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
        !            24:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
        !            25:  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
        !            26:  * THE POSSIBILITY OF SUCH DAMAGE.
        !            27:  */
        !            28:
        !            29: #ifndef        _MACHINE_TRAP_H_
        !            30: #define        _MACHINE_TRAP_H_
        !            31:
        !            32: /*
        !            33:  * This is PA-RISC trap types per 1.1 specs, see .c files for references.
        !            34:  */
        !            35: #define        T_NONEXIST      0       /* invalid interrupt vector */
        !            36: #define        T_HPMC          1       /* high priority machine check */
        !            37: #define        T_POWERFAIL     2       /* power failure */
        !            38: #define        T_RECOVERY      3       /* recovery counter */
        !            39: #define        T_INTERRUPT     4       /* external interrupt */
        !            40: #define        T_LPMC          5       /* low-priority machine check */
        !            41: #define        T_ITLBMISS      6       /* instruction TLB miss fault */
        !            42: #define        T_IPROT         7       /* instruction protection */
        !            43: #define        T_ILLEGAL       8       /* Illegal instruction */
        !            44: #define        T_IBREAK        9       /* break instruction */
        !            45: #define        T_PRIV_OP       10      /* privileged operation */
        !            46: #define        T_PRIV_REG      11      /* privileged register */
        !            47: #define        T_OVERFLOW      12      /* overflow */
        !            48: #define        T_CONDITION     13      /* conditional */
        !            49: #define        T_EXCEPTION     14      /* assist exception */
        !            50: #define        T_DTLBMISS      15      /* data TLB miss */
        !            51: #define        T_ITLBMISSNA    16      /* ITLB non-access miss */
        !            52: #define        T_DTLBMISSNA    17      /* DTLB non-access miss */
        !            53: #define        T_DPROT         18      /* data protection/rights/alignment <7100 */
        !            54: #define        T_DBREAK        19      /* data break */
        !            55: #define        T_TLB_DIRTY     20      /* TLB dirty bit */
        !            56: #define        T_PAGEREF       21      /* page reference */
        !            57: #define        T_EMULATION     22      /* assist emulation */
        !            58: #define        T_HIGHERPL      23      /* higher-privelege transfer */
        !            59: #define        T_LOWERPL       24      /* lower-privilege transfer */
        !            60: #define        T_TAKENBR       25      /* taken branch */
        !            61: #define        T_DATACC        26      /* data access rights >=7100 */
        !            62: #define        T_DATAPID       27      /* data protection ID >=7100 */
        !            63: #define        T_DATALIGN      28      /* unaligned data ref */
        !            64: #define        T_PERFMON       29      /* performance monitor interrupt */
        !            65: #define        T_IDEBUG        30      /* debug SFU interrupt */
        !            66: #define        T_DDEBUG        31      /* debug SFU interrupt */
        !            67:
        !            68: /*
        !            69:  * Reserved range for traps is 0-63, place user flag at 6th bit
        !            70:  */
        !            71: #define        T_USER_POS      25
        !            72: #define        T_USER          (1 << (31 - T_USER_POS))
        !            73:
        !            74: /*
        !            75:  * Various trap frame flags.
        !            76:  */
        !            77: #define        TFF_LAST_POS    0
        !            78: #define        TFF_ITLB_POS    1
        !            79: #define        TFF_SYS_POS     2
        !            80: #define        TFF_INTR_POS    3
        !            81:
        !            82: #define        TFF_LAST        (1 << (31 - TFF_LAST_POS))
        !            83: #define        TFF_ITLB        (1 << (31 - TFF_ITLB_POS))
        !            84: #define        TFF_SYS         (1 << (31 - TFF_SYS_POS))
        !            85: #define        TFF_INTR        (1 << (31 - TFF_INTR_POS))
        !            86:
        !            87: /*
        !            88:  * Define this for pretty printings of trapflags.
        !            89:  */
        !            90: #define        T_BITS  "\020\07user\036intr\037itlb\040last"
        !            91:
        !            92: /*
        !            93:  * These are break instruction entry points.
        !            94:  */
        !            95: /* im5 */
        !            96: #define        HPPA_BREAK_KERNEL       0
        !            97: /* im13 */
        !            98: #define HPPA_BREAK_SS          4
        !            99: #define        HPPA_BREAK_KGDB         5
        !           100: #define        HPPA_BREAK_GET_PSW      9
        !           101: #define        HPPA_BREAK_SET_PSW      10
        !           102: #define        HPPA_BREAK_SPLLOWER     11
        !           103:
        !           104: /*
        !           105:  * break instruction decoding.
        !           106:  */
        !           107: #define        break5(i)       ((i) & 0x1f)
        !           108: #define        break13(i)      (((i) >> 13) & 0x1fff)
        !           109:
        !           110: #endif /* _MACHINE_TRAP_H_ */