sys/arch/sparc64/include/svr4_machdep.h

   1 /*      $NetBSD: svr4_machdep.h,v 1.11 2006/02/20 19:00:27 cdi Exp $     */
   2
   3 /*-
   4  * Copyright (c) 1994 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Christos Zoulas.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _SPARC_SVR4_MACHDEP_H_
  33 #define _SPARC_SVR4_MACHDEP_H_
  34
  35 #include <compat/svr4/svr4_types.h>
  36
  37 /*
  38  * Machine dependent portions [SPARC]
  39  */
  40
  41 #define SVR4_SPARC_PSR          0
  42 #ifdef _LP64
  43 #define SVR4_SPARC_CCR          0
  44 #endif
  45 #define SVR4_SPARC_PC           1
  46 #define SVR4_SPARC_nPC          2
  47 #define SVR4_SPARC_Y            3
  48 #define SVR4_SPARC_G1           4
  49 #define SVR4_SPARC_G2           5
  50 #define SVR4_SPARC_G3           6
  51 #define SVR4_SPARC_G4           7
  52 #define SVR4_SPARC_G5           8
  53 #define SVR4_SPARC_G6           9
  54 #define SVR4_SPARC_G7           10
  55 #define SVR4_SPARC_O0           11
  56 #define SVR4_SPARC_O1           12
  57 #define SVR4_SPARC_O2           13
  58 #define SVR4_SPARC_O3           14
  59 #define SVR4_SPARC_O4           15
  60 #define SVR4_SPARC_O5           16
  61 #define SVR4_SPARC_O6           17
  62 #define SVR4_SPARC_O7           18
  63 #define SVR4_SPARC_ASI          19
  64 #define SVR4_SPARC_FPRS         20
  65 #ifdef _LP64
  66 #define SVR4_SPARC_MAXREG       21
  67 #else
  68 #define SVR4_SPARC_MAXREG       19
  69 #endif
  70
  71 #define SVR4_SPARC_SP           SVR4_SPARC_O6
  72 #define SVR4_SPARC_PS           SVR4_SPARC_PSR
  73
  74 #define SVR4_SPARC_MAXWIN       31
  75
  76 typedef long svr4_greg_t;
  77
  78 typedef struct {
  79         svr4_greg_t     rwin_lo[8];
  80         svr4_greg_t     rwin_in[8];
  81 } svr4_rwindow_t;
  82
  83 typedef struct {
  84         int              cnt;
  85         int             *sp[SVR4_SPARC_MAXWIN];
  86         svr4_rwindow_t   win[SVR4_SPARC_MAXWIN];
  87 } svr4_gwindow_t;
  88
  89 typedef svr4_greg_t svr4_gregset_t[SVR4_SPARC_MAXREG];
  90
  91 typedef struct {
  92         union {
  93                 u_int           fp_ri[32];
  94 #ifdef _LP64
  95                 double          fp_rd[32];
  96                 long double     fp_rq[16];
  97 #else
  98                 double          fp_rd[16];
  99 #endif
 100         } fpu_regs;
 101 #ifdef _LP64
 102         unsigned long    fp_fsr;
 103         unsigned         fp_fprs;
 104         void            *fp_q;
 105 #else
 106         void            *fp_q;
 107         unsigned         fp_fsr;
 108 #endif
 109         u_char           fp_nqel;
 110         u_char           fp_nqsize;
 111         u_char           fp_busy;
 112 } svr4_fregset_t;
 113
 114 typedef struct {
 115         u_int            id;
 116         void            *ptr;
 117 } svr4_xrs_t;
 118
 119 #define SVR4_XRS_ID     (('x' << 24) | ('r' << 16) | ('s' << 8))
 120
 121 typedef long svr4_asrset_t[16]; /* %asr16 - %asr31 */
 122
 123 typedef struct svr4_mcontext {
 124         svr4_gregset_t   greg;
 125         svr4_gwindow_t  *gwin;
 126         svr4_fregset_t   freg;
 127         svr4_xrs_t       xrs;
 128 #ifdef _LP64
 129         svr4_asrset_t    asrs;
 130         long             pad[4];
 131 #else
 132         long             pad[19];
 133 #endif
 134 } svr4_mcontext_t;
 135
 136 #define SVR4_UC_MACHINE_PAD     23
 137
 138 struct svr4_ucontext;
 139
 140 #define svr4_syscall_intern     syscall_intern
 141
 142 int svr4_trap(int, struct lwp *);
 143
 144 #endif /* !_SPARC_SVR4_MACHDEP_H_ */