Return to reg.h CVS log

Up to [local] / sys / arch / alpha / include

Annotation of sys/arch/alpha/include/reg.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: reg.h,v 1.5 2002/03/14 01:26:27 millert Exp $ */
        !             2: /*     $NetBSD: reg.h,v 1.2 1995/03/28 18:14:07 jtc Exp $      */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1994, 1995 Carnegie-Mellon University.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * Author: Chris G. Demetriou
        !             9:  *
        !            10:  * Permission to use, copy, modify and distribute this software and
        !            11:  * its documentation is hereby granted, provided that both the copyright
        !            12:  * notice and this permission notice appear in all copies of the
        !            13:  * software, derivative works or modified versions, and any portions
        !            14:  * thereof, and that both notices appear in supporting documentation.
        !            15:  *
        !            16:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
        !            17:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
        !            18:  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
        !            19:  *
        !            20:  * Carnegie Mellon requests users of this software to return to
        !            21:  *
        !            22:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
        !            23:  *  School of Computer Science
        !            24:  *  Carnegie Mellon University
        !            25:  *  Pittsburgh PA 15213-3890
        !            26:  *
        !            27:  * any improvements or extensions that they make and grant Carnegie the
        !            28:  * rights to redistribute these changes.
        !            29:  */
        !            30:
        !            31: #ifndef _ALPHA_REG_H_
        !            32: #define        _ALPHA_REG_H_
        !            33:
        !            34: /*
        !            35:  * XXX where did this info come from?
        !            36:  */
        !            37:
        !            38: /*
        !            39:  * Struct reg, used for procfs and in signal contexts
        !            40:  * Note that in signal contexts, it's represented as an array.
        !            41:  * That array has to look exactly like 'struct reg' though.
        !            42:  */
        !            43: #define        R_V0    0
        !            44: #define        R_T0    1
        !            45: #define        R_T1    2
        !            46: #define        R_T2    3
        !            47: #define        R_T3    4
        !            48: #define        R_T4    5
        !            49: #define        R_T5    6
        !            50: #define        R_T6    7
        !            51: #define        R_T7    8
        !            52: #define        R_S0    9
        !            53: #define        R_S1    10
        !            54: #define        R_S2    11
        !            55: #define        R_S3    12
        !            56: #define        R_S4    13
        !            57: #define        R_S5    14
        !            58: #define        R_S6    15
        !            59: #define        R_A0    16
        !            60: #define        R_A1    17
        !            61: #define        R_A2    18
        !            62: #define        R_A3    19
        !            63: #define        R_A4    20
        !            64: #define        R_A5    21
        !            65: #define        R_T8    22
        !            66: #define        R_T9    23
        !            67: #define        R_T10   24
        !            68: #define        R_T11   25
        !            69: #define        R_RA    26
        !            70: #define        R_T12   27
        !            71: #define        R_AT    28
        !            72: #define        R_GP    29
        !            73: #define        R_SP    30
        !            74: #define        R_ZERO  31
        !            75:
        !            76: struct reg {
        !            77:        u_long  r_regs[32];
        !            78: };
        !            79:
        !            80: /*
        !            81:  * Floating point unit state. (also, register set used for ptrace.)
        !            82:  *
        !            83:  * The floating point registers for a process, saved only when
        !            84:  * necessary.
        !            85:  *
        !            86:  * Note that in signal contexts, it's represented as an array.
        !            87:  * That array has to look exactly like 'struct reg' though.
        !            88:  */
        !            89: struct fpreg {
        !            90:        u_long  fpr_regs[32];
        !            91:        u_long  fpr_cr;
        !            92: };
        !            93:
        !            94: #ifdef _KERNEL
        !            95: void   restorefpstate(struct fpreg *);
        !            96: void   savefpstate(struct fpreg *);
        !            97: void   frametoreg(struct trapframe *, struct reg *);
        !            98: void   regtoframe(struct reg *, struct trapframe *);
        !            99: #endif
        !           100:
        !           101: #endif /* _ALPHA_REG_H_ */