/* * $Id: cobalt-nvram.h,v 1.20 2001/10/17 23:16:55 thockin 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 #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 */