freebsd-dev/sys/dev/ath/ath_hal/ar5312/ar5312_eeprom.c
2017-12-08 15:57:29 +00:00

50 lines
1.4 KiB
C

/*-
* SPDX-License-Identifier: ISC
*
* Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
* Copyright (c) 2002-2008 Atheros Communications, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $FreeBSD$
*/
#include "opt_ah.h"
#ifdef AH_SUPPORT_AR5312
#include "ah.h"
#include "ah_internal.h"
#include "ar5312/ar5312.h"
#include "ar5312/ar5312reg.h"
#include "ar5212/ar5212desc.h"
/*
* Read 16 bits of data from offset into *data
*/
HAL_BOOL
ar5312EepromRead(struct ath_hal *ah, u_int off, uint16_t *dataIn)
{
int i,offset;
const char *eepromAddr = AR5312_RADIOCONFIG(ah);
uint8_t *data;
data = (uint8_t *) dataIn;
for (i=0,offset=2*off; i<2; i++,offset++) {
data[i] = eepromAddr[offset];
}
return AH_TRUE;
}
#endif /* AH_SUPPORT_AR5312 */