vpd.h 4.0 KB

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  1. #ifndef __vpd_h
  2. #define __vpd_h
  3. /*
  4. * Module name: %M%
  5. * Description:
  6. * Vital Product Data (VPD) Header Module
  7. * SCCS identification: %I%
  8. * Branch: %B%
  9. * Sequence: %S%
  10. * Date newest applied delta was created (MM/DD/YY): %G%
  11. * Time newest applied delta was created (HH:MM:SS): %U%
  12. * SCCS file name %F%
  13. * Fully qualified SCCS file name:
  14. * %P%
  15. * Copyright:
  16. * (C) COPYRIGHT MOTOROLA, INC. 1996
  17. * ALL RIGHTS RESERVED
  18. * Notes:
  19. * History:
  20. * Date Who
  21. *
  22. * 10/24/96 Rob Baxter
  23. * Initial release.
  24. *
  25. */
  26. #define VPD_EEPROM_SIZE 256 /* EEPROM size in bytes */
  27. /*
  28. * packet tuple identifiers
  29. *
  30. * 0x0D - 0xBF reserved
  31. * 0xC0 - 0xFE user defined
  32. */
  33. #define VPD_PID_GI 0x00 /* guaranteed illegal */
  34. #define VPD_PID_PID 0x01 /* product identifier (ASCII) */
  35. #define VPD_PID_FAN 0x02 /* factory assembly-number (ASCII) */
  36. #define VPD_PID_SN 0x03 /* serial-number (ASCII) */
  37. #define VPD_PID_PCO 0x04 /* product configuration options(binary) */
  38. #define VPD_PID_ICS 0x05 /* internal clock speed in HZ (integer) */
  39. #define VPD_PID_ECS 0x06 /* external clock speed in HZ (integer) */
  40. #define VPD_PID_RCS 0x07 /* reference clock speed in HZ(integer) */
  41. #define VPD_PID_EA 0x08 /* ethernet address (binary) */
  42. #define VPD_PID_MT 0x09 /* microprocessor type (ASCII) */
  43. #define VPD_PID_CRC 0x0A /* EEPROM CRC (integer) */
  44. #define VPD_PID_FMC 0x0B /* FLASH memory configuration (binary) */
  45. #define VPD_PID_VLSI 0x0C /* VLSI revisions/versions (binary) */
  46. #define VPD_PID_TERM 0xFF /* termination */
  47. /*
  48. * VPD structure (format)
  49. */
  50. #define VPD_EYE_SIZE 8 /* eyecatcher size */
  51. typedef struct vpd_header
  52. {
  53. uchar eyecatcher[VPD_EYE_SIZE]; /* eyecatcher - "MOTOROLA" */
  54. ushort size; /* size of EEPROM */
  55. } vpd_header_t;
  56. #define VPD_DATA_SIZE (VPD_EEPROM_SIZE-sizeof(vpd_header_t))
  57. typedef struct vpd
  58. {
  59. vpd_header_t header; /* header */
  60. uchar packets[VPD_DATA_SIZE]; /* data */
  61. } vpd_t;
  62. /*
  63. * packet tuple structure (format)
  64. */
  65. typedef struct vpd_packet
  66. {
  67. uchar identifier; /* identifier (PIDs above) */
  68. uchar size; /* size of the following data area */
  69. uchar data[1]; /* data (size is dependent upon PID) */
  70. } vpd_packet_t;
  71. /*
  72. * MBX product configuration options bit definitions
  73. *
  74. * Notes:
  75. * 1. The bit numbering is reversed in perspective with the C compiler.
  76. */
  77. #define PCO_BBRAM (1<<0) /* battery-backed RAM (BBRAM) and socket */
  78. #define PCO_BOOTROM (1<<1) /* boot ROM and socket (i.e., socketed FLASH) */
  79. #define PCO_KAPWR (1<<2) /* keep alive power source (lithium battey) and control circuit */
  80. #define PCO_ENET_TP (1<<3) /* ethernet twisted pair (TP) connector (RJ45) */
  81. #define PCO_ENET_AUI (1<<4) /* ethernet attachment unit interface (AUI) header */
  82. #define PCO_PCMCIA (1<<5) /* PCMCIA socket */
  83. #define PCO_DIMM (1<<6) /* DIMM module socket */
  84. #define PCO_DTT (1<<7) /* digital thermometer and thermostat (DTT) device */
  85. #define PCO_LCD (1<<8) /* liquid crystal display (LCD) device */
  86. #define PCO_PCI (1<<9) /* PCI-Bus bridge device (QSpan) and ISA-Bus bridge device (Winbond) */
  87. #define PCO_PCIO (1<<10) /* PC I/O (COM1, COM2, FDC, LPT, Keyboard/Mouse) */
  88. #define PCO_EIDE (1<<11) /* enhanced IDE (EIDE) header */
  89. #define PCO_FDC (1<<12) /* floppy disk controller (FDC) header */
  90. #define PCO_LPT_8XX (1<<13) /* parallel port header via MPC8xx */
  91. #define PCO_LPT_PCIO (1<<14) /* parallel port header via PC I/O */
  92. /*
  93. * FLASH memory configuration packet data
  94. */
  95. typedef struct vpd_fmc
  96. {
  97. ushort mid; /* manufacturer's idenitfier */
  98. ushort did; /* manufacturer's device idenitfier */
  99. uchar ddw; /* device data width (e.g., 8-bits, 16-bits) */
  100. uchar nod; /* number of devices present */
  101. uchar noc; /* number of columns */
  102. uchar cw; /* column width in bits */
  103. uchar wedw; /* write/erase data width */
  104. } vpd_fmc_t;
  105. /* function prototypes */
  106. extern void vpd_init(void);
  107. extern int vpd_read(uint iic_device, uchar *buf, int count, int offset);
  108. extern vpd_packet_t *vpd_find_packet(u_char ident);
  109. #endif /* __vpd_h */