include/asm-sparc/idprom.h

   1 /* $Id: idprom.h,v 1.6 1996/08/04 10:35:07 ecd Exp $
   2  * idprom.h: Macros and defines for idprom routines
   3  *
   4  * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
   5  */
   6
   7 #ifndef _SPARC_IDPROM_H
   8 #define _SPARC_IDPROM_H
   9
  10 /* Offset into the EEPROM where the id PROM is located on the 4c */
  11 #define IDPROM_OFFSET  0x7d8
  12
  13 /* On sun4m; physical. */
  14 /* MicroSPARC(-II) does not decode 31rd bit, but it works. */
  15 #define IDPROM_OFFSET_M  0xfd8
  16
  17 struct idprom
  18 {
  19         unsigned char   id_format;      /* Format identifier (always 0x01) */
  20         unsigned char   id_machtype;    /* Machine type */
  21         unsigned char   id_ethaddr[6];  /* Hardware ethernet address */
  22         long            id_date;        /* Date of manufacture */
  23         unsigned int    id_sernum:24;   /* Unique serial number */
  24         unsigned char   id_cksum;       /* Checksum - xor of the data bytes */
  25         unsigned char   reserved[16];
  26 };
  27
  28 extern struct idprom *idprom;
  29 extern void idprom_init(void);
  30
  31 #define IDPROM_SIZE  (sizeof(struct idprom))
  32
  33 #endif /* !(_SPARC_IDPROM_H) */