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eeprom.h revision 1.1
      1 /*	$NetBSD: eeprom.h,v 1.1 2005/06/19 20:23:48 thorpej 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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #ifndef _DEV_SUN_EEPROM_H_
     40 #define	_DEV_SUN_EEPROM_H_
     41 
     42 /*
     43  * Structure/definitions for the Sun3/Sun4 EEPROM.
     44  *
     45  * This information is published in the Sun document:
     46  * "PROM User's Manual", part number 800-1736010.
     47  */
     48 
     49 /*
     50  * Note that most places where the PROM stores a "true/false" flag,
     51  * the true value is 0x12 and false is the usual zero.  Such flags
     52  * all take the values EE_TRUE or EE_FALSE so this file does not
     53  * need to define so many value macros.
     54  */
     55 #define	EE_TRUE 0x12
     56 #define	EE_FALSE   0
     57 
     58 struct eeprom {
     59 
     60 	/* 0x00 */
     61 	uint8_t	eeTestArea[4];		/* Factory Defined */
     62 	uint16_t eeWriteCount[4];	/*    ||      ||   */
     63 	uint8_t	eeChecksum[4];  	/*    ||      ||   */
     64 	uint32_t eeLastHwUpdate; 	/*    ||      ||   */
     65 
     66 	/* 0x14 */
     67 	uint8_t	eeInstalledMem; 	/* Megabytes */
     68 	uint8_t	eeMemTestSize;		/*     ||    */
     69 
     70 	/* 0x16 */
     71 	uint8_t	eeScreenSize;
     72 #define	EE_SCR_1152X900 	0x00
     73 #define	EE_SCR_1024X1024	0x12
     74 #define EE_SCR_1600X1280	0x13
     75 #define EE_SCR_1440X1440	0x14
     76 
     77 	uint8_t	eeWatchDogDoesReset;	/* Watchdog timeout action:
     78 					 * true:  reset/reboot
     79 					 * false: return to monitor
     80 					 */
     81 	/* 0x18 */
     82 	uint8_t	eeBootDevStored;	/* Is the boot device stored:
     83 					 * true:  use stored device spec.
     84 					 * false: use default (try all)
     85 					 */
     86 	/* 0x19 */
     87 	/* Stored boot device spec. i.e.: "sd(Ctlr,Unit,Part)" */
     88 	uint8_t	eeBootDevName[2];	/* xy,xd,sd,ie,le,st,xt,mt,...	*/
     89 	uint8_t	eeBootDevCtlr;
     90 	uint8_t	eeBootDevUnit;
     91 	uint8_t	eeBootDevPart;
     92 
     93 	/* 0x1E */
     94 	uint8_t	eeKeyboardType;		/* zero for sun keyboards */
     95 
     96 	/* 0x1F */
     97 	uint8_t	eeConsole;		/* What to use for the console	*/
     98 #define	EE_CONS_BW		0x00	/* - On-board B&W / keyboard	*/
     99 #define	EE_CONS_TTYA		0x10	/* - serial port A		*/
    100 #define	EE_CONS_TTYB		0x11	/* - serial port B		*/
    101 #define	EE_CONS_COLOR		0x12	/* - Color FB / keyboard	*/
    102 #define	EE_CONS_P4OPT		0x20	/* - Option board on P4		*/
    103 
    104 	/* 0x20 */
    105 	uint8_t	eeCustomBanner;		/* Is there a custom banner:
    106 					 * true:  use text at 0x68
    107 					 * false: use Sun banner
    108 					 */
    109 
    110 	uint8_t	eeKeyClick;		/* true/false */
    111 
    112 	/* 0x22 */
    113 	/* Boot device with "Diag" switch in Diagnostic mode: */
    114 	uint8_t	eeDiagDevName[2];
    115 	uint8_t	eeDiagDevCtlr;
    116 	uint8_t	eeDiagDevUnit;
    117 	uint8_t	eeDiagDevPart;
    118 
    119 	/* Video white-on-black (not implemented) */
    120 	uint8_t	eeWhiteOnBlack;		/* true/false */
    121 
    122 	/* 0x28 */
    123 	char	eeDiagPath[40];		/* path name of diag program	*/
    124 
    125 	/* 0x50 */
    126 	uint8_t	eeTtyCols;		/* normally 80 (0x50) */
    127 	uint8_t	eeTtyRows;		/* normally 34 (0x22) */
    128 	uint8_t	ee_x52[6];		/* unused */
    129 
    130 	/* 0x58 */
    131 	/* Default parameters for tty A and tty B: */
    132 	struct	eeTtyDef {
    133 	    uint8_t	eetBaudSet;	/* Is the baud rate set?
    134 					 * true:  use values here
    135 					 * false: use default (9600)
    136 					 */
    137 	    uint8_t	eetBaudHi;	/* i.e. 96..  */
    138 	    uint8_t	eetBaudLo;	/*      ..00  */
    139 	    uint8_t	eetNoRtsDtr;	/* true: disable H/W flow
    140 					 * false: enable H/W flow */
    141 	    uint8_t	eet_pad[4];
    142 	} eeTtyDefA, eeTtyDefB;
    143 
    144 	/* 0x68 */
    145 	char eeBannerString[80];	/* see eeCustomBanner above */
    146 
    147 	/* 0xB8 */
    148 	uint16_t eeTestPattern;		/* must be 0xAA55 */
    149 	uint16_t ee_xBA;		/* unused */
    150 
    151 	/* 0xBC */
    152 	/* Configuration data.  Hopefully we don't need it. */
    153 	struct eeConf {
    154 	    uint8_t	eecData[16];
    155 	} eeConf[12+1];
    156 
    157 	/* 0x18c */
    158 	uint8_t	eeAltKeyTable;		/* What Key table to use:
    159 					 * 0x58: EEPROM tables
    160 					 * else: PROM key tables
    161 					 */
    162 	uint8_t	eeKeyboardLocale;	/* extended keyboard type */
    163 	uint8_t	eeKeyboardID;		/* for EEPROM key tables  */
    164 	uint8_t	eeCustomLogo;		/* true: use eeLogoBitmap */
    165 
    166 	/* 0x190 */
    167 	uint8_t	eeKeymapLC[0x80];
    168 	uint8_t	eeKeymapUC[0x80];
    169 
    170 	/* 0x290 */
    171 	uint8_t	eeLogoBitmap[64][8];	/* 64x64 bit custom logo */
    172 
    173 	/* 0x490 */
    174 	uint8_t	ee_x490[2];		/* unused */
    175 
    176 	/* 0x492 */
    177 	uint8_t	ee_passwd_mode;		/* Only (ROM rev > 2.7.0)
    178 					 * 0x5E = fully secure mode
    179 					 * 0x01 = command secure mode
    180 					 * Rest = non-secure mode
    181 					 */
    182 	uint8_t	ee_password[8];
    183 	uint8_t	ee_x49b[0x500-0x49b];	/* unused */
    184 
    185 	/* 0x500 */
    186 	uint8_t	eeReserved[0x100];
    187 
    188 	/* 0x600 */
    189 	uint8_t	eeROM_Area[0x100];
    190 
    191 	/* 0x700 */
    192 	/* "Unix area" (hah!) */
    193 	uint8_t ee_x700[0xb];		/* unused */
    194 	/* 0x70b */
    195 	uint8_t ee_diag_mode;		/* 3/80 diag switch:
    196 					 * 0x06 = normal boot
    197 					 * 0x12 = diagnostic mode
    198 					 * Rest = full diagnostic boot
    199 					 */
    200 	/* 0x70c */
    201 	uint8_t	ee_x70c[0x7d8-0x70c];	/* unused */
    202 
    203 	/* 0x7d8 */
    204 	uint8_t ee_80_IDPROM[32];	/* 3/80 IDPROM */
    205 	/* 0x7f8 */
    206 	uint8_t ee_80_CLOCK[8];		/* 3/80 clock */
    207 };
    208 
    209 #endif /* _DEV_SUN_EEPROM_H_ */
    210