drivers/staging/brcm80211/include/bcmotp.h

   1 /*
   2  * Copyright (c) 2010 Broadcom Corporation
   3  *
   4  * Permission to use, copy, modify, and/or distribute this software for any
   5  * purpose with or without fee is hereby granted, provided that the above
   6  * copyright notice and this permission notice appear in all copies.
   7  *
   8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
   9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  11  * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
  13  * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
  14  * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  15  */
  16
  17 #ifndef _bcmotp_h_
  18 #define _bcmotp_h_
  19
  20 /* OTP regions */
  21 #define OTP_HW_RGN      1
  22 #define OTP_SW_RGN      2
  23 #define OTP_CI_RGN      4
  24 #define OTP_FUSE_RGN    8
  25 #define OTP_ALL_RGN     0xf     /* From h/w region to end of OTP including checksum */
  26
  27 /* OTP Size */
  28 #define OTP_SZ_MAX              (6144/8)        /* maximum bytes in one CIS */
  29
  30 /* Fixed size subregions sizes in words */
  31 #define OTPGU_CI_SZ             2
  32
  33 /* OTP usage */
  34 #define OTP4325_FM_DISABLED_OFFSET      188
  35
  36 /* Exported functions */
  37 extern int otp_status(void *oh);
  38 extern int otp_size(void *oh);
  39 extern u16 otp_read_bit(void *oh, uint offset);
  40 extern void *otp_init(si_t *sih);
  41 extern int otp_read_region(si_t *sih, int region, u16 *data, uint *wlen);
  42 extern int otp_nvread(void *oh, char *data, uint *len);
  43
  44 #endif                          /* _bcmotp_h_ */