/* $NetBSD: eeprom.h,v 1.1.1.1 1998/06/20 04:58:51 eeh Exp $ */ /* * Copyright (c) 1994 Gordon W. Ross * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /* * Structure/definitions for the Sun3/Sun4 EEPROM. * * This information is published in the Sun document: * "PROM User's Manual", part number 800-1736010. */ /* * Note that most places where the PROM stores a "true/false" flag, * the true value is 0x12 and false is the usual zero. Such flags * all take the values EE_TRUE or EE_FALSE so this file does not * need to define so many value macros. */ #define EE_TRUE 0x12 #define EE_FALSE 0 struct eeprom { /* 0x00 */ u_char eeTestArea[4]; /* Factory Defined */ u_short eeWriteCount[4]; /* || || */ u_char eeChecksum[4]; /* || || */ time_t eeLastHwUpdate; /* || || */ /* 0x14 */ u_char eeInstalledMem; /* Megabytes */ u_char eeMemTestSize; /* || */ /* 0x16 */ u_char eeScreenSize; #define EE_SCR_1152X900 0x00 #define EE_SCR_1024X1024 0x12 #define EE_SCR_1600X1280 0x13 #define EE_SCR_1440X1440 0x14 u_char eeWatchDogDoesReset; /* Watchdog timeout action: * true: reset/reboot * false: return to monitor */ /* 0x18 */ u_char eeBootDevStored; /* Is the boot device stored: * true: use stored device spec. * false: use default (try all) */ /* Stored boot device spec. i.e.: "sd(Ctlr,Unit,Part)" */ u_char eeBootDevName[2]; /* xy,xd,sd,ie,le,st,xt,mt,... */ u_char eeBootDevCtlr; u_char eeBootDevUnit; u_char eeBootDevPart; /* 0x1E */ u_char eeKeyboardType; /* zero for sun keyboards */ u_char eeConsole; /* What to use for the console */ #define EE_CONS_BW 0x00 /* - On-board B&W / keyboard */ #define EE_CONS_TTYA 0x10 /* - serial port A */ #define EE_CONS_TTYB 0x11 /* - serial port B */ #define EE_CONS_COLOR 0x12 /* - Color FB / keyboard */ #define EE_CONS_P4OPT 0x20 /* - Option board on P4 */ /* 0x20 */ u_char eeCustomBanner; /* Is there a custom banner: * true: use text at 0x68 * false: use Sun banner */ u_char eeKeyClick; /* true/false */ /* Boot device with "Diag" switch in Diagnostic mode: */ u_char eeDiagDevName[2]; u_char eeDiagDevCtlr; u_char eeDiagDevUnit; u_char eeDiagDevPart; /* Video white-on-black (not implemented) */ u_char eeWhiteOnBlack; /* true/false */ /* 0x28 */ char eeDiagPath[40]; /* path name of diag program */ /* 0x50 */ u_char eeTtyCols; /* normally 80 */ u_char eeTtyRows; /* normally 34 */ u_char ee_x52[6]; /* unused */ /* 0x58 */ /* Default parameters for tty A and tty B: */ struct eeTtyDef { u_char eetBaudSet; /* Is the baud rate set? * true: use values here * false: use default (9600) */ u_char eetBaudHi; /* i.e. 96.. */ u_char eetBaudLo; /* ..00 */ u_char eetNoRtsDtr; /* true: disable H/W flow * false: enable H/W flow */ u_char eet_pad[4]; } eeTtyDefA, eeTtyDefB; /* 0x68 */ char eeBannerString[80]; /* see eeCustomBanner above */ /* 0xB8 */ u_short eeTestPattern; /* must be 0xAA55 */ u_short ee_xBA; /* unused */ /* 0xBC */ /* Configuration data. Hopefully we don't need it. */ struct eeConf { u_char eecData[16]; } eeConf[12+1]; /* 0x18c */ u_char eeAltKeyTable; /* What Key table to use: * 0x58: EEPROM tables * else: PROM key tables */ u_char eeKeyboardLocale; /* extended keyboard type */ u_char eeKeyboardID; /* for EEPROM key tables */ u_char eeCustomLogo; /* true: use eeLogoBitmap */ /* 0x190 */ u_char eeKeymapLC[0x80]; u_char eeKeymapUC[0x80]; /* 0x290 */ u_char eeLogoBitmap[64][8]; /* 64x64 bit custom logo */ /* 0x490 */ u_char ee_x490[0x500-0x490]; /* unused */ /* Other stuff we don't care about... */ /* 0x500 */ u_char eeReserved[0x100]; /* 0x600 */ u_char eeROM_Area[0x100]; /* 0x700 */ u_char eeUnixArea[0x100]; }; /* * The size of the eeprom on machines with the old clock is 2k. However, * on machines with the new clock (and the `eeprom' in the nvram area) * there are only 2040 bytes available. (???). Since we really only * care about the `diagnostic' area, we'll use it's size when dealing * with the eeprom in general. */ #define EEPROM_SIZE 0x500 #ifdef _KERNEL extern char *eeprom_va; int eeprom_uio __P((struct uio *)); #endif /* _KERNEL */