sys/arch/hpcmips/stand/pbsdboot/systeminfo.c

   1 /* $NetBSD: systeminfo.c,v 1.2 1999/09/26 12:46:58 takemura Exp $ */
   2
   3 /*
   4  * Copyright (c) 1999, by UCHIYAMA Yasushi
   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. The name of the developer may NOT be used to endorse or promote products
  13  *    derived from this software without specific prior written permission.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25  * SUCH DAMAGE.
  26  *
  27  */
  28 #include <pbsdboot.h>
  29 #include <machine/platid_mask.h>
  30 #if 0
  31 #define PROCESSOR_LEVEL_R4000 4
  32 #define PROCESSOR_LEVEL_R3000 3
  33 #define PROCESSOR_REVMAJOR_VR41XX 0x0c
  34 #define PROCESSOR_REVMAJOR_TX39XX 0x22
  35 #endif
  36
  37 struct system_info system_info;
  38
  39 static void dump_archinfo(SYSTEM_INFO*);
  40
  41 int
  42 set_system_info(platid_t *platid)
  43 {
  44         SYSTEM_INFO info;
  45         /*
  46          * Set machine dependent information.
  47          */
  48         GetSystemInfo(&info);
  49         if (platid_match(platid, &platid_mask_CPU_MIPS)) {
  50                 if (platid_match(platid, &platid_mask_CPU_MIPS_VR_41XX)) {
  51                         vr41xx_init(&info);
  52                 } else
  53                 if (platid_match(platid, &platid_mask_CPU_MIPS_TX)) {
  54                         tx39xx_init(&info);
  55                 } else {
  56                         dump_archinfo(&info);
  57                         return 0;
  58                 }
  59         } else {
  60                 dump_archinfo(&info);
  61                 return 0;
  62         }
  63
  64 #if 0
  65         switch (info.wProcessorArchitecture) {
  66         default:
  67                 dump_archinfo(&info);
  68                 return 0;
  69                 break;
  70         case PROCESSOR_ARCHITECTURE_MIPS:
  71                 switch (info.wProcessorLevel) {
  72                 default:
  73                         dump_archinfo(&info);
  74                         return 0;
  75                         break;
  76                 case PROCESSOR_LEVEL_R4000:
  77                         switch (info.wProcessorRevision >> 8) {
  78                         default:
  79                                 dump_archinfo(&info);
  80                                 return 0;
  81                                 break;
  82                         case PROCESSOR_REVMAJOR_VR41XX:
  83                                 vr41xx_init(&info);
  84                                 break;
  85                         }
  86                         break;
  87                 case PROCESSOR_LEVEL_R3000:
  88                         switch (info.wProcessorRevision >> 8) {
  89                         default:
  90                                 dump_archinfo(&info);
  91                                 return 0;
  92                                 break;
  93                         case PROCESSOR_REVMAJOR_TX39XX:
  94                                 tx39xx_init(&info);
  95                                 break;
  96                         }
  97                         break;
  98                 }
  99                 break;
 100         case PROCESSOR_ARCHITECTURE_SHx:
 101                 dump_archinfo(&info);
 102                 return 0;
 103                 break;
 104         case PROCESSOR_ARCHITECTURE_ARM:
 105                 dump_archinfo(&info);
 106                 return 0;
 107                 break;
 108         }
 109 #endif
 110
 111         if (system_info.si_asmcodelen > (signed)system_info.si_pagesize) {
 112                 msg_printf(MSG_ERROR, whoami,
 113                            TEXT("asmcodelen=%d > pagesize=%d\n"),
 114                            system_info.si_asmcodelen,
 115                            system_info.si_pagesize);
 116                 return 0;
 117         }
 118
 119         return 1;
 120 }
 121
 122 static void
 123 dump_archinfo(SYSTEM_INFO *info)
 124 {
 125         msg_printf(MSG_ERROR, whoami, TEXT("Unsupported CPU\n"));
 126 #if 0
 127         msg_printf(MSG_ERROR, whoami,
 128                    TEXT("Unknown machine ARCHITECTURE %#x, LEVEL %#x REVISION %#x.\n LCD(%dx%d)\n"),
 129                    info->wProcessorArchitecture, info->wProcessorLevel,
 130                    info->wProcessorRevision,
 131                    GetSystemMetrics(SM_CXSCREEN),
 132                    GetSystemMetrics(SM_CYSCREEN));
 133 #endif
 134 }