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_ */ 45