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      1 /*	$NetBSD: bootpref.h,v 1.3 2008/04/28 20:23:15 martin Exp $	*/
      2 /*-
      3  * Copyright (c) 1998 The NetBSD Foundation, Inc.
      4  * All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by Julian Coleman & Leo Weppelman.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #define	PATH_NVRAM	"/dev/nvram"
     31 
     32 #define	NVRAM_BOOTPREF	1	/* Boot preference			*/
     33 #define	BOOTPREF_TOS	0x80
     34 #define	BOOTPREF_SYSV	0x40
     35 #define	BOOTPREF_NETBSD	0x20
     36 #define	BOOTPREF_LINUX	0x10
     37 #define BOOTPREF_MAGIC	0x08
     38 #define BOOTPREF_NONE	0x00
     39 
     40 #define	NVRAM_LANG	6	/* Language				*/
     41 #define	LANG_USA	0x00
     42 #define	LANG_D		0x01
     43 #define	LANG_FR		0x02
     44 #define	LANG_GB		0x03
     45 #define	LANG_ESP	0x04
     46 #define	LANG_I		0x05
     47 
     48 #define	NVRAM_KBDLANG	7	/* Keyboard language			*/
     49 #define	KBDLANG_USA	0x00
     50 #define	KBDLANG_D	0x01
     51 #define	KBDLANG_FR	0x02
     52 #define	KBDLANG_GB	0x03
     53 #define	KBDLANG_ESP	0x04
     54 #define	KBDLANG_I	0x05
     55 #define KBDLANG_CHF	0x07
     56 #define KBDLANG_CHD	0x08
     57 
     58 #define NVRAM_DATIME	8	/* TOS/GEM date & time formats		*/
     59 #define	DATIME_24H	0x10	/* Otherwise 12H			*/
     60 #define	DATIME_MMDDYY	0x00
     61 #define	DATIME_DDMMYY	0x01
     62 #define	DATIME_YYMMDD	0x02
     63 #define	DATIME_YYDDMM	0x03
     64 
     65 #define NVRAM_DATESEP	9	/* Date separator			*/
     66 				/* (ASCII value of char. or 0 for '/')	*/
     67 
     68 #define	NVRAM_BOOTDLY	10	/* Bootdelay in seconds			*/
     69 
     70 #define	NVRAM_VID1	14	/* Video stuff				*/
     71 #define VID1_INTERLACE	01	/* Interlace (TV) / Double line (VGA)	*/
     72 
     73 #define	NVRAM_VID2	15	/* Video stuff				*/
     74 #define	VID2_2COL	0x00
     75 #define	VID2_4COL	0x01
     76 #define	VID2_16COL	0x02
     77 #define	VID2_256COL	0x03
     78 #define	VID2_65535COL	0x04
     79 #define VID2_80CLM	0x08	/* Otherwise 40 columns			*/
     80 #define	VID2_VGA	0x10	/* Otherwise TV				*/
     81 #define	VID2_PAL	0x20	/* Otherwise NTSC			*/
     82 #define	VID2_OVERSCAN	0x40
     83 #define	VID2_COMPAT	0x80
     84 
     85 #define	NVRAM_HOSTID	16	/* Bitfield containing SCSI host-id	*/
     86 #define HOSTID_MASK	0x7f
     87 #define HOSTID_VALID	0x80
     88