sys/dev/sun/eeprom.h

   1 /*      $NetBSD: eeprom.h,v 1.2 2005/12/11 12:23:56 christos Exp $      */
   2
   3 /*-
   4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Gordon W. Ross.
   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 _DEV_SUN_EEPROM_H_
  33 #define _DEV_SUN_EEPROM_H_
  34
  35 /*
  36  * Structure/definitions for the Sun3/Sun4 EEPROM.
  37  *
  38  * This information is published in the Sun document:
  39  * "PROM User's Manual", part number 800-1736010.
  40  */
  41
  42 /*
  43  * Note that most places where the PROM stores a "true/false" flag,
  44  * the true value is 0x12 and false is the usual zero.  Such flags
  45  * all take the values EE_TRUE or EE_FALSE so this file does not
  46  * need to define so many value macros.
  47  */
  48 #define EE_TRUE 0x12
  49 #define EE_FALSE   0
  50
  51 struct eeprom {
  52
  53         /* 0x00 */
  54         uint8_t eeTestArea[4];          /* Factory Defined */
  55         uint16_t eeWriteCount[4];       /*    ||      ||   */
  56         uint8_t eeChecksum[4];          /*    ||      ||   */
  57         uint32_t eeLastHwUpdate;        /*    ||      ||   */
  58
  59         /* 0x14 */
  60         uint8_t eeInstalledMem;         /* Megabytes */
  61         uint8_t eeMemTestSize;          /*     ||    */
  62
  63         /* 0x16 */
  64         uint8_t eeScreenSize;
  65 #define EE_SCR_1152X900         0x00
  66 #define EE_SCR_1024X1024        0x12
  67 #define EE_SCR_1600X1280        0x13
  68 #define EE_SCR_1440X1440        0x14
  69
  70         uint8_t eeWatchDogDoesReset;    /* Watchdog timeout action:
  71                                          * true:  reset/reboot
  72                                          * false: return to monitor
  73                                          */
  74         /* 0x18 */
  75         uint8_t eeBootDevStored;        /* Is the boot device stored:
  76                                          * true:  use stored device spec.
  77                                          * false: use default (try all)
  78                                          */
  79         /* 0x19 */
  80         /* Stored boot device spec. i.e.: "sd(Ctlr,Unit,Part)" */
  81         uint8_t eeBootDevName[2];       /* xy,xd,sd,ie,le,st,xt,mt,...  */
  82         uint8_t eeBootDevCtlr;
  83         uint8_t eeBootDevUnit;
  84         uint8_t eeBootDevPart;
  85
  86         /* 0x1E */
  87         uint8_t eeKeyboardType;         /* zero for sun keyboards */
  88
  89         /* 0x1F */
  90         uint8_t eeConsole;              /* What to use for the console  */
  91 #define EE_CONS_BW              0x00    /* - On-board B&W / keyboard    */
  92 #define EE_CONS_TTYA            0x10    /* - serial port A              */
  93 #define EE_CONS_TTYB            0x11    /* - serial port B              */
  94 #define EE_CONS_COLOR           0x12    /* - Color FB / keyboard        */
  95 #define EE_CONS_P4OPT           0x20    /* - Option board on P4         */
  96
  97         /* 0x20 */
  98         uint8_t eeCustomBanner;         /* Is there a custom banner:
  99                                          * true:  use text at 0x68
 100                                          * false: use Sun banner
 101                                          */
 102
 103         uint8_t eeKeyClick;             /* true/false */
 104
 105         /* 0x22 */
 106         /* Boot device with "Diag" switch in Diagnostic mode: */
 107         uint8_t eeDiagDevName[2];
 108         uint8_t eeDiagDevCtlr;
 109         uint8_t eeDiagDevUnit;
 110         uint8_t eeDiagDevPart;
 111
 112         /* Video white-on-black (not implemented) */
 113         uint8_t eeWhiteOnBlack;         /* true/false */
 114
 115         /* 0x28 */
 116         char    eeDiagPath[40];         /* path name of diag program    */
 117
 118         /* 0x50 */
 119         uint8_t eeTtyCols;              /* normally 80 (0x50) */
 120         uint8_t eeTtyRows;              /* normally 34 (0x22) */
 121         uint8_t ee_x52[6];              /* unused */
 122
 123         /* 0x58 */
 124         /* Default parameters for tty A and tty B: */
 125         struct  eeTtyDef {
 126             uint8_t     eetBaudSet;     /* Is the baud rate set?
 127                                          * true:  use values here
 128                                          * false: use default (9600)
 129                                          */
 130             uint8_t     eetBaudHi;      /* i.e. 96..  */
 131             uint8_t     eetBaudLo;      /*      ..00  */
 132             uint8_t     eetNoRtsDtr;    /* true: disable H/W flow
 133                                          * false: enable H/W flow */
 134             uint8_t     eet_pad[4];
 135         } eeTtyDefA, eeTtyDefB;
 136
 137         /* 0x68 */
 138         char eeBannerString[80];        /* see eeCustomBanner above */
 139
 140         /* 0xB8 */
 141         uint16_t eeTestPattern;         /* must be 0xAA55 */
 142         uint16_t ee_xBA;                /* unused */
 143
 144         /* 0xBC */
 145         /* Configuration data.  Hopefully we don't need it. */
 146         struct eeConf {
 147             uint8_t     eecData[16];
 148         } eeConf[12+1];
 149
 150         /* 0x18c */
 151         uint8_t eeAltKeyTable;          /* What Key table to use:
 152                                          * 0x58: EEPROM tables
 153                                          * else: PROM key tables
 154                                          */
 155         uint8_t eeKeyboardLocale;       /* extended keyboard type */
 156         uint8_t eeKeyboardID;           /* for EEPROM key tables  */
 157         uint8_t eeCustomLogo;           /* true: use eeLogoBitmap */
 158
 159         /* 0x190 */
 160         uint8_t eeKeymapLC[0x80];
 161         uint8_t eeKeymapUC[0x80];
 162
 163         /* 0x290 */
 164         uint8_t eeLogoBitmap[64][8];    /* 64x64 bit custom logo */
 165
 166         /* 0x490 */
 167         uint8_t ee_x490[2];             /* unused */
 168
 169         /* 0x492 */
 170         uint8_t ee_passwd_mode;         /* Only (ROM rev > 2.7.0)
 171                                          * 0x5E = fully secure mode
 172                                          * 0x01 = command secure mode
 173                                          * Rest = non-secure mode
 174                                          */
 175         uint8_t ee_password[8];
 176         uint8_t ee_x49b[0x500-0x49b];   /* unused */
 177
 178         /* 0x500 */
 179         uint8_t eeReserved[0x100];
 180
 181         /* 0x600 */
 182         uint8_t eeROM_Area[0x100];
 183
 184         /* 0x700 */
 185         /* "Unix area" (hah!) */
 186         uint8_t ee_x700[0xb];           /* unused */
 187         /* 0x70b */
 188         uint8_t ee_diag_mode;           /* 3/80 diag switch:
 189                                          * 0x06 = normal boot
 190                                          * 0x12 = diagnostic mode
 191                                          * Rest = full diagnostic boot
 192                                          */
 193         /* 0x70c */
 194         uint8_t ee_x70c[0x7d8-0x70c];   /* unused */
 195
 196         /* 0x7d8 */
 197         uint8_t ee_80_IDPROM[32];       /* 3/80 IDPROM */
 198         /* 0x7f8 */
 199         uint8_t ee_80_CLOCK[8];         /* 3/80 clock */
 200 };
 201
 202 #endif /* _DEV_SUN_EEPROM_H_ */