| Current Path : /sys/amd64/compile/hs32/modules/usr/src/sys/modules/tws/@/dev/ath/ath_hal/ar9001/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //sys/amd64/compile/hs32/modules/usr/src/sys/modules/tws/@/dev/ath/ath_hal/ar9001/ar9130_eeprom.c |
/*
* Copyright (c) 2011 Adrian Chadd, Xenion Pty Ltd
* Copyright (c) 2010 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: release/9.1.0/sys/dev/ath/ath_hal/ar9001/ar9130_eeprom.c 221163 2011-04-28 12:47:40Z adrian $
*/
#include "opt_ah.h"
#include "ah.h"
#include "ah_internal.h"
#include "ar9001/ar9130_eeprom.h"
/* XXX this shouldn't be done here */
/* This is in 16 bit words; not bytes -adrian */
#define ATH_DATA_EEPROM_SIZE 2048
HAL_BOOL
ar9130EepromRead(struct ath_hal *ah, u_int off, uint16_t *data)
{
if (ah->ah_eepromdata == AH_NULL) {
HALDEBUG(ah, HAL_DEBUG_ANY, "%s: no eeprom data!\n", __func__);
return AH_FALSE;
}
if (off > ATH_DATA_EEPROM_SIZE) {
HALDEBUG(ah, HAL_DEBUG_ANY, "ar9130EepromRead: offset %x > %x\n", off, ATH_DATA_EEPROM_SIZE);
return AH_FALSE;
}
(*data) = ah->ah_eepromdata[off];
return AH_TRUE;
}