/*
 * OTP support.
 *
 * $Copyright Open Broadcom Corporation$
 *
 * $Id: bcmotp.h 325751 2012-04-04 19:08:48Z nvalji $
 */

#ifndef	_bcmotp_h_
#define	_bcmotp_h_

/* OTP regions */
#define OTP_HW_RGN	1
#define OTP_SW_RGN	2
#define OTP_CI_RGN	4
#define OTP_FUSE_RGN	8
#define OTP_ALL_RGN	0xf	/* From h/w region to end of OTP including checksum */

/* OTP Size */
#define OTP_SZ_MAX		(6144/8)	/* maximum bytes in one CIS */

/* Fixed size subregions sizes in words */
#define OTPGU_CI_SZ		2

/* OTP usage */
#define OTP4325_FM_DISABLED_OFFSET	188

#if defined(BCMNVRAMW) || defined(OTP_REWRITE)
/* Global RDE index for chips not having an OTP PMU resource. */
#define OTP_GLOBAL_RDE_IDX 0xFF
#endif

/* Exported functions */
extern int	otp_status(void *oh);
extern int	otp_size(void *oh);
extern uint16	otp_read_bit(void *oh, uint offset);
extern void*	otp_init(si_t *sih);
#if !defined(BCMDONGLEHOST)
extern int	otp_read_region(si_t *sih, int region, uint16 *data, uint *wlen);
extern int	otp_read_word(si_t *sih, uint wn, uint16 *data);
extern int	otp_nvread(void *oh, char *data, uint *len);
#ifdef BCMNVRAMW
extern int	otp_write_region(si_t *sih, int region, uint16 *data, uint wlen);
extern int	otp_write_word(si_t *sih, uint wn, uint16 data);
extern int	otp_cis_append_region(si_t *sih, int region, char *vars, int count);
extern int	otp_lock(si_t *sih);
extern int	otp_nvwrite(void *oh, uint16 *data, uint wlen);
#endif /* BCMNVRAMW */
#endif /* !defined(BCMDONGLEHOST) */

extern int	otp_dump(void *oh, int arg, char *buf, uint size);
extern int	otp_dumpstats(void *oh, int arg, char *buf, uint size);

#if !defined(BCMDONGLEHOST) && defined(BCMNVRAMW)
#define otp_write_rde(oh, rde, bit, val)	ipxotp_write_rde(oh, rde, bit, val)
extern int otp_write_bits(void *oh, uint offset, int bits, uint8* data);

#ifdef OTP_DEBUG
extern int otp_verify1x(void *oh, uint off, uint fuse);
extern int otp_read1x(void *oh, uint off, uint fuse);
extern int otp_repair_bit(void *oh, uint off, uint val);
extern int otp_write_ones(void *oh, uint off, uint bits);
extern int otp_write_ones_old(void *oh, uint off, uint bits);
#endif

#endif /* !defined(BCMDONGLEHOST) && defined(BCMNVRAMW) */


#if !defined(BCMDONGLEHOST) && (defined(BCMNVRAMW) || defined(OTP_REWRITE))
extern int ipxotp_write_rde(void *oh, int rde, uint bit, uint val);
extern int otp_rewrite_all(void *oh);
#endif /* !BCMDONGLEHOST) && (BCMNVRAMW || OTP_REWRITE) */

#endif /* _bcmotp_h_ */