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Rev | Author | Line No. | Line |
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422 | giacomo | 1 | /* |
2 | * $Id: cobalt-nvram.h,v 1.1 2004-01-28 15:24:59 giacomo Exp $ |
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3 | * cobalt-nvram.h : defines for the various fields in the cobalt NVRAM |
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4 | * |
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5 | * Copyright 2001,2002 Sun Microsystems, Inc. |
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6 | */ |
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7 | |||
8 | #ifndef COBALT_NVRAM_H |
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9 | #define COBALT_NVRAM_H |
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10 | |||
11 | #include <linux/nvram.h> |
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12 | |||
13 | #define COBT_CMOS_INFO_MAX 0x7f /* top address allowed */ |
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14 | #define COBT_CMOS_BIOS_DRIVE_INFO 0x12 /* drive info would go here */ |
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15 | |||
16 | #define COBT_CMOS_CKS_START NVRAM_OFFSET(0x0e) |
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17 | #define COBT_CMOS_CKS_END NVRAM_OFFSET(0x7f) |
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18 | |||
19 | /* flag bytes - 16 flags for now, leave room for more */ |
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20 | #define COBT_CMOS_FLAG_BYTE_0 NVRAM_OFFSET(0x10) |
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21 | #define COBT_CMOS_FLAG_BYTE_1 NVRAM_OFFSET(0x11) |
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22 | |||
23 | /* flags in flag bytes - up to 16 */ |
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24 | #define COBT_CMOS_FLAG_MIN 0x0001 |
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25 | #define COBT_CMOS_CONSOLE_FLAG 0x0001 /* console on/off */ |
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26 | #define COBT_CMOS_DEBUG_FLAG 0x0002 /* ROM debug messages */ |
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27 | #define COBT_CMOS_AUTO_PROMPT_FLAG 0x0004 /* boot to ROM prompt? */ |
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28 | #define COBT_CMOS_CLEAN_BOOT_FLAG 0x0008 /* set by a clean shutdown */ |
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29 | #define COBT_CMOS_HW_NOPROBE_FLAG 0x0010 /* go easy on the probing */ |
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30 | #define COBT_CMOS_SYSFAULT_FLAG 0x0020 /* system fault detected */ |
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31 | #define COBT_CMOS_OOPSPANIC_FLAG 0x0040 /* panic on oops */ |
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32 | #define COBT_CMOS_DELAY_CACHE_FLAG 0x0080 /* delay cache initialization */ |
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33 | #define COBT_CMOS_NOLOGO_FLAG 0x0100 /* hide "C" logo @ boot */ |
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34 | #define COBT_CMOS_VERSION_FLAG 0x0200 /* the version field is valid */ |
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35 | #define COBT_CMOS_FLAG_MAX 0x0200 |
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36 | |||
37 | /* leave byte 0x12 blank - Linux looks for drive info here */ |
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38 | |||
39 | /* CMOS structure version, valid if COBT_CMOS_VERSION_FLAG is true */ |
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40 | #define COBT_CMOS_VERSION NVRAM_OFFSET(0x13) |
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41 | #define COBT_CMOS_VER_BTOCODE 1 /* min. version needed for btocode */ |
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42 | |||
43 | /* index of default boot method */ |
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44 | #define COBT_CMOS_BOOT_METHOD NVRAM_OFFSET(0x20) |
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45 | #define COBT_CMOS_BOOT_METHOD_DISK 0 |
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46 | #define COBT_CMOS_BOOT_METHOD_ROM 1 |
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47 | #define COBT_CMOS_BOOT_METHOD_NET 2 |
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48 | |||
49 | #define COBT_CMOS_BOOT_DEV_MIN NVRAM_OFFSET(0x21) |
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50 | /* major #, minor # of first through fourth boot device */ |
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51 | #define COBT_CMOS_BOOT_DEV0_MAJ NVRAM_OFFSET(0x21) |
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52 | #define COBT_CMOS_BOOT_DEV0_MIN NVRAM_OFFSET(0x22) |
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53 | #define COBT_CMOS_BOOT_DEV1_MAJ NVRAM_OFFSET(0x23) |
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54 | #define COBT_CMOS_BOOT_DEV1_MIN NVRAM_OFFSET(0x24) |
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55 | #define COBT_CMOS_BOOT_DEV2_MAJ NVRAM_OFFSET(0x25) |
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56 | #define COBT_CMOS_BOOT_DEV2_MIN NVRAM_OFFSET(0x26) |
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57 | #define COBT_CMOS_BOOT_DEV3_MAJ NVRAM_OFFSET(0x27) |
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58 | #define COBT_CMOS_BOOT_DEV3_MIN NVRAM_OFFSET(0x28) |
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59 | #define COBT_CMOS_BOOT_DEV_MAX NVRAM_OFFSET(0x28) |
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60 | |||
61 | /* checksum of bytes 0xe-0x7f */ |
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62 | #define COBT_CMOS_CHECKSUM NVRAM_OFFSET(0x2e) |
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63 | |||
64 | /* running uptime counter, units of 5 minutes (32 bits =~ 41000 years) */ |
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65 | #define COBT_CMOS_UPTIME_0 NVRAM_OFFSET(0x30) |
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66 | #define COBT_CMOS_UPTIME_1 NVRAM_OFFSET(0x31) |
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67 | #define COBT_CMOS_UPTIME_2 NVRAM_OFFSET(0x32) |
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68 | #define COBT_CMOS_UPTIME_3 NVRAM_OFFSET(0x33) |
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69 | |||
70 | /* count of successful boots (32 bits) */ |
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71 | #define COBT_CMOS_BOOTCOUNT_0 NVRAM_OFFSET(0x38) |
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72 | #define COBT_CMOS_BOOTCOUNT_1 NVRAM_OFFSET(0x39) |
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73 | #define COBT_CMOS_BOOTCOUNT_2 NVRAM_OFFSET(0x3a) |
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74 | #define COBT_CMOS_BOOTCOUNT_3 NVRAM_OFFSET(0x3b) |
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75 | |||
76 | /* 13 bytes: system serial number, same as on the back of the system */ |
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77 | #define COBT_CMOS_SYS_SERNUM_LEN 13 |
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78 | #define COBT_CMOS_SYS_SERNUM_0 NVRAM_OFFSET(0x40) |
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79 | #define COBT_CMOS_SYS_SERNUM_1 NVRAM_OFFSET(0x41) |
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80 | #define COBT_CMOS_SYS_SERNUM_2 NVRAM_OFFSET(0x42) |
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81 | #define COBT_CMOS_SYS_SERNUM_3 NVRAM_OFFSET(0x43) |
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82 | #define COBT_CMOS_SYS_SERNUM_4 NVRAM_OFFSET(0x44) |
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83 | #define COBT_CMOS_SYS_SERNUM_5 NVRAM_OFFSET(0x45) |
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84 | #define COBT_CMOS_SYS_SERNUM_6 NVRAM_OFFSET(0x46) |
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85 | #define COBT_CMOS_SYS_SERNUM_7 NVRAM_OFFSET(0x47) |
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86 | #define COBT_CMOS_SYS_SERNUM_8 NVRAM_OFFSET(0x48) |
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87 | #define COBT_CMOS_SYS_SERNUM_9 NVRAM_OFFSET(0x49) |
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88 | #define COBT_CMOS_SYS_SERNUM_10 NVRAM_OFFSET(0x4a) |
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89 | #define COBT_CMOS_SYS_SERNUM_11 NVRAM_OFFSET(0x4b) |
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90 | #define COBT_CMOS_SYS_SERNUM_12 NVRAM_OFFSET(0x4c) |
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91 | /* checksum for serial num - 1 byte */ |
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92 | #define COBT_CMOS_SYS_SERNUM_CSUM NVRAM_OFFSET(0x4f) |
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93 | |||
94 | #define COBT_CMOS_ROM_REV_MAJ NVRAM_OFFSET(0x50) |
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95 | #define COBT_CMOS_ROM_REV_MIN NVRAM_OFFSET(0x51) |
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96 | #define COBT_CMOS_ROM_REV_REV NVRAM_OFFSET(0x52) |
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97 | |||
98 | #define COBT_CMOS_BTO_CODE_0 NVRAM_OFFSET(0x53) |
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99 | #define COBT_CMOS_BTO_CODE_1 NVRAM_OFFSET(0x54) |
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100 | #define COBT_CMOS_BTO_CODE_2 NVRAM_OFFSET(0x55) |
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101 | #define COBT_CMOS_BTO_CODE_3 NVRAM_OFFSET(0x56) |
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102 | |||
103 | #define COBT_CMOS_BTO_IP_CSUM NVRAM_OFFSET(0x57) |
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104 | #define COBT_CMOS_BTO_IP_0 NVRAM_OFFSET(0x58) |
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105 | #define COBT_CMOS_BTO_IP_1 NVRAM_OFFSET(0x59) |
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106 | #define COBT_CMOS_BTO_IP_2 NVRAM_OFFSET(0x5a) |
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107 | #define COBT_CMOS_BTO_IP_3 NVRAM_OFFSET(0x5b) |
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108 | |||
109 | #endif /* COBALT_NVRAM_H */ |