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Annotation of sys/arch/hppa64/include/trap.h, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: trap.h,v 1.1 2005/04/01 10:40:48 mickey Exp $ */
                      2:
                      3: /*
                      4:  * Copyright (c) 2005 Michael Shalayeff
                      5:  * All rights reserved.
                      6:  *
                      7:  * Permission to use, copy, modify, and distribute this software for any
                      8:  * purpose with or without fee is hereby granted, provided that the above
                      9:  * copyright notice and this permission notice appear in all copies.
                     10:  *
                     11:  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     12:  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     13:  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     14:  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     15:  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
                     16:  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
                     17:  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
                     18:  */
                     19:
                     20: #ifndef        _MACHINE_TRAP_H_
                     21: #define        _MACHINE_TRAP_H_
                     22:
                     23: /*
                     24:  * This is PA-RISC trap types per 1.1 specs, see .c files for references.
                     25:  */
                     26: #define        T_NONEXIST      0       /* invalid interrupt vector */
                     27: #define        T_HPMC          1       /* high priority machine check */
                     28: #define        T_POWERFAIL     2       /* power failure */
                     29: #define        T_RECOVERY      3       /* recovery counter */
                     30: #define        T_INTERRUPT     4       /* external interrupt */
                     31: #define        T_LPMC          5       /* low-priority machine check */
                     32: #define        T_ITLBMISS      6       /* instruction TLB miss fault */
                     33: #define        T_IPROT         7       /* instruction protection */
                     34: #define        T_ILLEGAL       8       /* Illegal instruction */
                     35: #define        T_IBREAK        9       /* break instruction */
                     36: #define        T_PRIV_OP       10      /* privileged operation */
                     37: #define        T_PRIV_REG      11      /* privileged register */
                     38: #define        T_OVERFLOW      12      /* overflow */
                     39: #define        T_CONDITION     13      /* conditional */
                     40: #define        T_EXCEPTION     14      /* assist exception */
                     41: #define        T_DTLBMISS      15      /* data TLB miss */
                     42: #define        T_ITLBMISSNA    16      /* ITLB non-access miss */
                     43: #define        T_DTLBMISSNA    17      /* DTLB non-access miss */
                     44: #define        T_DPROT         18      /* data protection/rights/alignment <7100 */
                     45: #define        T_DBREAK        19      /* data break */
                     46: #define        T_TLB_DIRTY     20      /* TLB dirty bit */
                     47: #define        T_PAGEREF       21      /* page reference */
                     48: #define        T_EMULATION     22      /* assist emulation */
                     49: #define        T_HIGHERPL      23      /* higher-privelege transfer */
                     50: #define        T_LOWERPL       24      /* lower-privilege transfer */
                     51: #define        T_TAKENBR       25      /* taken branch */
                     52: #define        T_DATACC        26      /* data access rights >=7100 */
                     53: #define        T_DATAPID       27      /* data protection ID >=7100 */
                     54: #define        T_DATALIGN      28      /* unaligned data ref */
                     55: #define        T_PERFMON       29      /* performance monitor interrupt */
                     56: #define        T_IDEBUG        30      /* debug SFU interrupt */
                     57: #define        T_DDEBUG        31      /* debug SFU interrupt */
                     58:
                     59: /*
                     60:  * Reserved range for traps is 0-63, place user flag at 6th bit
                     61:  */
                     62: #define        T_USER_POS      57
                     63: #define        T_USER          (1 << (63 - T_USER_POS))
                     64:
                     65: /*
                     66:  * Various trap frame flags.
                     67:  */
                     68: #define        TFF_LAST_POS    40
                     69: #define        TFF_SYS_POS     41
                     70: #define        TFF_INTR_POS    42
                     71:
                     72: #define        TFF_LAST        (1 << (63 - TFF_LAST_POS))
                     73: #define        TFF_SYS         (1 << (63 - TFF_SYS_POS))
                     74: #define        TFF_INTR        (1 << (63 - TFF_INTR_POS))
                     75:
                     76: /*
                     77:  * Define this for pretty printings of trapflags.
                     78:  */
                     79: #define        T_BITS  "\020\07user\036intr\037itlb\040last"
                     80:
                     81: /*
                     82:  * These are break instruction entry points.
                     83:  */
                     84: /* im5 */
                     85: #define        HPPA_BREAK_KERNEL       0
                     86: /* im13 */
                     87: #define        HPPA_BREAK_KGDB         5
                     88: #define        HPPA_BREAK_GET_PSW      9
                     89: #define        HPPA_BREAK_SET_PSW      10
                     90:
                     91: #endif /* _MACHINE_TRAP_H_ */