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/*
* $Id: cobalt-nvram.h,v 1.1 2004-01-28 15:24:59 giacomo Exp $
* cobalt-nvram.h : defines for the various fields in the cobalt NVRAM
*
* Copyright 2001,2002 Sun Microsystems, Inc.
*/
#ifndef COBALT_NVRAM_H
#define COBALT_NVRAM_H
#include <linux/nvram.h>
#define COBT_CMOS_INFO_MAX 0x7f /* top address allowed */
#define COBT_CMOS_BIOS_DRIVE_INFO 0x12 /* drive info would go here */
#define COBT_CMOS_CKS_START NVRAM_OFFSET(0x0e)
#define COBT_CMOS_CKS_END NVRAM_OFFSET(0x7f)
/* flag bytes - 16 flags for now, leave room for more */
#define COBT_CMOS_FLAG_BYTE_0 NVRAM_OFFSET(0x10)
#define COBT_CMOS_FLAG_BYTE_1 NVRAM_OFFSET(0x11)
/* flags in flag bytes - up to 16 */
#define COBT_CMOS_FLAG_MIN 0x0001
#define COBT_CMOS_CONSOLE_FLAG 0x0001 /* console on/off */
#define COBT_CMOS_DEBUG_FLAG 0x0002 /* ROM debug messages */
#define COBT_CMOS_AUTO_PROMPT_FLAG 0x0004 /* boot to ROM prompt? */
#define COBT_CMOS_CLEAN_BOOT_FLAG 0x0008 /* set by a clean shutdown */
#define COBT_CMOS_HW_NOPROBE_FLAG 0x0010 /* go easy on the probing */
#define COBT_CMOS_SYSFAULT_FLAG 0x0020 /* system fault detected */
#define COBT_CMOS_OOPSPANIC_FLAG 0x0040 /* panic on oops */
#define COBT_CMOS_DELAY_CACHE_FLAG 0x0080 /* delay cache initialization */
#define COBT_CMOS_NOLOGO_FLAG 0x0100 /* hide "C" logo @ boot */
#define COBT_CMOS_VERSION_FLAG 0x0200 /* the version field is valid */
#define COBT_CMOS_FLAG_MAX 0x0200
/* leave byte 0x12 blank - Linux looks for drive info here */
/* CMOS structure version, valid if COBT_CMOS_VERSION_FLAG is true */
#define COBT_CMOS_VERSION NVRAM_OFFSET(0x13)
#define COBT_CMOS_VER_BTOCODE 1 /* min. version needed for btocode */
/* index of default boot method */
#define COBT_CMOS_BOOT_METHOD NVRAM_OFFSET(0x20)
#define COBT_CMOS_BOOT_METHOD_DISK 0
#define COBT_CMOS_BOOT_METHOD_ROM 1
#define COBT_CMOS_BOOT_METHOD_NET 2
#define COBT_CMOS_BOOT_DEV_MIN NVRAM_OFFSET(0x21)
/* major #, minor # of first through fourth boot device */
#define COBT_CMOS_BOOT_DEV0_MAJ NVRAM_OFFSET(0x21)
#define COBT_CMOS_BOOT_DEV0_MIN NVRAM_OFFSET(0x22)
#define COBT_CMOS_BOOT_DEV1_MAJ NVRAM_OFFSET(0x23)
#define COBT_CMOS_BOOT_DEV1_MIN NVRAM_OFFSET(0x24)
#define COBT_CMOS_BOOT_DEV2_MAJ NVRAM_OFFSET(0x25)
#define COBT_CMOS_BOOT_DEV2_MIN NVRAM_OFFSET(0x26)
#define COBT_CMOS_BOOT_DEV3_MAJ NVRAM_OFFSET(0x27)
#define COBT_CMOS_BOOT_DEV3_MIN NVRAM_OFFSET(0x28)
#define COBT_CMOS_BOOT_DEV_MAX NVRAM_OFFSET(0x28)
/* checksum of bytes 0xe-0x7f */
#define COBT_CMOS_CHECKSUM NVRAM_OFFSET(0x2e)
/* running uptime counter, units of 5 minutes (32 bits =~ 41000 years) */
#define COBT_CMOS_UPTIME_0 NVRAM_OFFSET(0x30)
#define COBT_CMOS_UPTIME_1 NVRAM_OFFSET(0x31)
#define COBT_CMOS_UPTIME_2 NVRAM_OFFSET(0x32)
#define COBT_CMOS_UPTIME_3 NVRAM_OFFSET(0x33)
/* count of successful boots (32 bits) */
#define COBT_CMOS_BOOTCOUNT_0 NVRAM_OFFSET(0x38)
#define COBT_CMOS_BOOTCOUNT_1 NVRAM_OFFSET(0x39)
#define COBT_CMOS_BOOTCOUNT_2 NVRAM_OFFSET(0x3a)
#define COBT_CMOS_BOOTCOUNT_3 NVRAM_OFFSET(0x3b)
/* 13 bytes: system serial number, same as on the back of the system */
#define COBT_CMOS_SYS_SERNUM_LEN 13
#define COBT_CMOS_SYS_SERNUM_0 NVRAM_OFFSET(0x40)
#define COBT_CMOS_SYS_SERNUM_1 NVRAM_OFFSET(0x41)
#define COBT_CMOS_SYS_SERNUM_2 NVRAM_OFFSET(0x42)
#define COBT_CMOS_SYS_SERNUM_3 NVRAM_OFFSET(0x43)
#define COBT_CMOS_SYS_SERNUM_4 NVRAM_OFFSET(0x44)
#define COBT_CMOS_SYS_SERNUM_5 NVRAM_OFFSET(0x45)
#define COBT_CMOS_SYS_SERNUM_6 NVRAM_OFFSET(0x46)
#define COBT_CMOS_SYS_SERNUM_7 NVRAM_OFFSET(0x47)
#define COBT_CMOS_SYS_SERNUM_8 NVRAM_OFFSET(0x48)
#define COBT_CMOS_SYS_SERNUM_9 NVRAM_OFFSET(0x49)
#define COBT_CMOS_SYS_SERNUM_10 NVRAM_OFFSET(0x4a)
#define COBT_CMOS_SYS_SERNUM_11 NVRAM_OFFSET(0x4b)
#define COBT_CMOS_SYS_SERNUM_12 NVRAM_OFFSET(0x4c)
/* checksum for serial num - 1 byte */
#define COBT_CMOS_SYS_SERNUM_CSUM NVRAM_OFFSET(0x4f)
#define COBT_CMOS_ROM_REV_MAJ NVRAM_OFFSET(0x50)
#define COBT_CMOS_ROM_REV_MIN NVRAM_OFFSET(0x51)
#define COBT_CMOS_ROM_REV_REV NVRAM_OFFSET(0x52)
#define COBT_CMOS_BTO_CODE_0 NVRAM_OFFSET(0x53)
#define COBT_CMOS_BTO_CODE_1 NVRAM_OFFSET(0x54)
#define COBT_CMOS_BTO_CODE_2 NVRAM_OFFSET(0x55)
#define COBT_CMOS_BTO_CODE_3 NVRAM_OFFSET(0x56)
#define COBT_CMOS_BTO_IP_CSUM NVRAM_OFFSET(0x57)
#define COBT_CMOS_BTO_IP_0 NVRAM_OFFSET(0x58)
#define COBT_CMOS_BTO_IP_1 NVRAM_OFFSET(0x59)
#define COBT_CMOS_BTO_IP_2 NVRAM_OFFSET(0x5a)
#define COBT_CMOS_BTO_IP_3 NVRAM_OFFSET(0x5b)
#endif /* COBALT_NVRAM_H */