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/* $OpenBSD: eeprom.h,v 1.2 2001/08/20 20:23:52 jason Exp $ */
/* $NetBSD: eeprom.h,v 1.2 1999/12/30 16:25:17 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]; /* || || */
u_int32_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 */
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