board/mbx8xx/vpd.h

   1 #ifndef __vpd_h
   2 #define __vpd_h
   3
   4 /*
   5  * Module name: %M%
   6  * Description:
   7  * Vital Product Data (VPD) Header Module
   8  * SCCS identification: %I%
   9  * Branch: %B%
  10  * Sequence: %S%
  11  * Date newest applied delta was created (MM/DD/YY): %G%
  12  * Time newest applied delta was created (HH:MM:SS): %U%
  13  * SCCS file name %F%
  14  * Fully qualified SCCS file name:
  15  * %P%
  16  * Copyright:
  17  * (C) COPYRIGHT MOTOROLA, INC. 1996
  18  * ALL RIGHTS RESERVED
  19  * Notes:
  20  * History:
  21  * Date Who
  22  *
  23  * 10/24/96 Rob Baxter
  24  * Initial release.
  25  *
  26  */
  27
  28 #define VPD_EEPROM_SIZE 256 /* EEPROM size in bytes */
  29
  30 /*
  31  * packet tuple identifiers
  32  *
  33  * 0x0D - 0xBF reserved
  34  * 0xC0 - 0xFE user defined
  35  */
  36 #define VPD_PID_GI   0x00 /* guaranteed illegal */
  37 #define VPD_PID_PID  0x01 /* product identifier (ASCII) */
  38 #define VPD_PID_FAN  0x02 /* factory assembly-number (ASCII) */
  39 #define VPD_PID_SN   0x03 /* serial-number (ASCII) */
  40 #define VPD_PID_PCO  0x04 /* product configuration options(binary) */
  41 #define VPD_PID_ICS  0x05 /* internal clock speed in HZ (integer) */
  42 #define VPD_PID_ECS  0x06 /* external clock speed in HZ (integer) */
  43 #define VPD_PID_RCS  0x07 /* reference clock speed in HZ(integer) */
  44 #define VPD_PID_EA   0x08 /* ethernet address (binary) */
  45 #define VPD_PID_MT   0x09 /* microprocessor type (ASCII) */
  46 #define VPD_PID_CRC  0x0A /* EEPROM CRC (integer) */
  47 #define VPD_PID_FMC  0x0B /* FLASH memory configuration (binary) */
  48 #define VPD_PID_VLSI 0x0C /* VLSI revisions/versions (binary) */
  49 #define VPD_PID_TERM 0xFF /* termination */
  50
  51 /*
  52  * VPD structure (format)
  53  */
  54 #define VPD_EYE_SIZE 8 /* eyecatcher size */
  55 typedef struct vpd_header
  56 {
  57         uchar eyecatcher[VPD_EYE_SIZE]; /* eyecatcher - "MOTOROLA" */
  58         ushort size; /* size of EEPROM */
  59 } vpd_header_t;
  60
  61 #define VPD_DATA_SIZE (VPD_EEPROM_SIZE-sizeof(vpd_header_t))
  62 typedef struct vpd
  63 {
  64         vpd_header_t header; /* header */
  65         uchar packets[VPD_DATA_SIZE]; /* data */
  66 } vpd_t;
  67
  68 /*
  69  * packet tuple structure (format)
  70  */
  71 typedef struct vpd_packet
  72 {
  73     uchar identifier; /* identifier (PIDs above) */
  74     uchar size;       /* size of the following data area */
  75     uchar data[1];    /* data (size is dependent upon PID) */
  76 } vpd_packet_t;
  77
  78 /*
  79  * MBX product configuration options bit definitions
  80  *
  81  * Notes:
  82  * 1. The bit numbering is reversed in perspective with the C compiler.
  83  */
  84 #define PCO_BBRAM    (1<<0)  /* battery-backed RAM (BBRAM) and socket */
  85 #define PCO_BOOTROM  (1<<1)  /* boot ROM and socket (i.e., socketed FLASH) */
  86 #define PCO_KAPWR    (1<<2)  /* keep alive power source (lithium battey) and control circuit */
  87 #define PCO_ENET_TP  (1<<3)  /* ethernet twisted pair (TP) connector (RJ45) */
  88 #define PCO_ENET_AUI (1<<4)  /* ethernet attachment unit interface (AUI) header */
  89 #define PCO_PCMCIA   (1<<5)  /* PCMCIA socket */
  90 #define PCO_DIMM     (1<<6)  /* DIMM module socket */
  91 #define PCO_DTT      (1<<7)  /* digital thermometer and thermostat (DTT) device */
  92 #define PCO_LCD      (1<<8)  /* liquid crystal display (LCD) device */
  93 #define PCO_PCI      (1<<9)  /* PCI-Bus bridge device (QSpan) and ISA-Bus bridge device (Winbond) */
  94 #define PCO_PCIO     (1<<10) /* PC I/O (COM1, COM2, FDC, LPT, Keyboard/Mouse) */
  95 #define PCO_EIDE     (1<<11) /* enhanced IDE (EIDE) header */
  96 #define PCO_FDC      (1<<12) /* floppy disk controller (FDC) header */
  97 #define PCO_LPT_8XX  (1<<13) /* parallel port header via MPC8xx */
  98 #define PCO_LPT_PCIO (1<<14) /* parallel port header via PC I/O */
  99
 100 /*
 101  * FLASH memory configuration packet data
 102  */
 103 typedef struct vpd_fmc
 104 {
 105     ushort mid; /* manufacturer's idenitfier */
 106     ushort did; /* manufacturer's device idenitfier */
 107     uchar ddw;  /* device data width (e.g., 8-bits, 16-bits) */
 108     uchar nod;  /* number of devices present */
 109     uchar noc;  /* number of columns */
 110     uchar cw;   /* column width in bits */
 111     uchar wedw; /* write/erase data width */
 112 } vpd_fmc_t;
 113
 114 /* function prototypes */
 115 extern void vpd_init(void);
 116 extern int  vpd_read(uint iic_device, uchar *buf, int count, int offset);
 117 extern      vpd_packet_t *vpd_find_packet(u_char ident);
 118
 119 #endif /* __vpd_h */