sys/arch/sparc/include/svr4_machdep.h

   1 /*      $NetBSD: svr4_machdep.h,v 1.12 2006/03/04 03:39:02 uwe 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 #define SVR4_SPARC_PC           1
  43 #define SVR4_SPARC_nPC          2
  44 #define SVR4_SPARC_Y            3
  45 #define SVR4_SPARC_G1           4
  46 #define SVR4_SPARC_G2           5
  47 #define SVR4_SPARC_G3           6
  48 #define SVR4_SPARC_G4           7
  49 #define SVR4_SPARC_G5           8
  50 #define SVR4_SPARC_G6           9
  51 #define SVR4_SPARC_G7           10
  52 #define SVR4_SPARC_O0           11
  53 #define SVR4_SPARC_O1           12
  54 #define SVR4_SPARC_O2           13
  55 #define SVR4_SPARC_O3           14
  56 #define SVR4_SPARC_O4           15
  57 #define SVR4_SPARC_O5           16
  58 #define SVR4_SPARC_O6           17
  59 #define SVR4_SPARC_O7           18
  60 #define SVR4_SPARC_MAXREG       19
  61
  62 #define SVR4_SPARC_SP           SVR4_SPARC_O6
  63 #define SVR4_SPARC_PS           SVR4_SPARC_PSR
  64
  65 #define SVR4_SPARC_MAXWIN       31
  66
  67 typedef int svr4_greg_t;
  68
  69 typedef struct {
  70         svr4_greg_t     rwin_lo[8];
  71         svr4_greg_t     rwin_in[8];
  72 } svr4_rwindow_t;
  73
  74 typedef struct {
  75         int              cnt;
  76         int             *sp[SVR4_SPARC_MAXWIN];
  77         svr4_rwindow_t   win[SVR4_SPARC_MAXWIN];
  78 } svr4_gwindow_t;
  79
  80 typedef svr4_greg_t svr4_gregset_t[SVR4_SPARC_MAXREG];
  81
  82 typedef struct {
  83         union {
  84                 u_int    fp_ri[32];
  85                 double   fp_rd[16];
  86         } fpu_regs;
  87         void            *fp_q;
  88         unsigned         fp_fsr;
  89         u_char           fp_nqel;
  90         u_char           fp_nqsize;
  91         u_char           fp_busy;
  92 } svr4_fregset_t;
  93
  94 typedef struct {
  95         u_int            id;
  96         void            *ptr;
  97 } svr4_xrs_t;
  98
  99 #define SVR4_XRS_ID     (('x' << 24) | ('r' << 16) | ('s' << 8))
 100
 101 typedef struct svr4_mcontext {
 102         svr4_gregset_t   greg;
 103         svr4_gwindow_t  *gwin;
 104         svr4_fregset_t   freg;
 105         svr4_xrs_t       xrs;
 106         long             pad[19];
 107 } svr4_mcontext_t;
 108
 109 #define SVR4_UC_MACHINE_PAD     23
 110
 111 struct svr4_ucontext;
 112
 113 #define svr4_syscall_intern syscall_intern
 114
 115 int svr4_trap(int, struct lwp *);
 116
 117 #endif /* !_SPARC_SVR4_MACHDEP_H_ */