1203930Srpaulo/* 2203930Srpaulo * Copyright (c) 2008-2009 Sam Leffler, Errno Consulting 3203930Srpaulo * Copyright (c) 2008 Atheros Communications, Inc. 4203930Srpaulo * 5203930Srpaulo * Permission to use, copy, modify, and/or distribute this software for any 6203930Srpaulo * purpose with or without fee is hereby granted, provided that the above 7203930Srpaulo * copyright notice and this permission notice appear in all copies. 8203930Srpaulo * 9203930Srpaulo * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10203930Srpaulo * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11203930Srpaulo * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12203930Srpaulo * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13203930Srpaulo * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14203930Srpaulo * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15203930Srpaulo * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16203930Srpaulo * 17203930Srpaulo * $FreeBSD$ 18203930Srpaulo */ 19203930Srpaulo#include "opt_ah.h" 20203930Srpaulo 21203930Srpaulo#include "ah.h" 22203930Srpaulo#include "ah_internal.h" 23203930Srpaulo 24203930Srpaulo#include "ah_eeprom_v14.h" 25203930Srpaulo 26217631Sadrian#include "ar9002/ar9280.h" 27217631Sadrian#include "ar9002/ar9285.h" 28203930Srpaulo#include "ar5416/ar5416reg.h" 29203930Srpaulo#include "ar5416/ar5416phy.h" 30203930Srpaulo 31219605Sadrian/* 32219605Sadrian * The ordering of nfarray is thus: 33219605Sadrian * 34219605Sadrian * nfarray[0]: Chain 0 ctl 35219605Sadrian * nfarray[1]: Chain 1 ctl 36219605Sadrian * nfarray[2]: Chain 2 ctl 37219605Sadrian * nfarray[3]: Chain 0 ext 38219605Sadrian * nfarray[4]: Chain 1 ext 39219605Sadrian * nfarray[5]: Chain 2 ext 40219605Sadrian */ 41203930Srpaulostatic void 42203930Srpauloar9285GetNoiseFloor(struct ath_hal *ah, int16_t nfarray[]) 43203930Srpaulo{ 44203930Srpaulo int16_t nf; 45203930Srpaulo 46203930Srpaulo nf = MS(OS_REG_READ(ah, AR_PHY_CCA), AR9280_PHY_MINCCA_PWR); 47203930Srpaulo if (nf & 0x100) 48203930Srpaulo nf = 0 - ((nf ^ 0x1ff) + 1); 49203930Srpaulo HALDEBUG(ah, HAL_DEBUG_NFCAL, 50203930Srpaulo "NF calibrated [ctl] [chain 0] is %d\n", nf); 51203930Srpaulo nfarray[0] = nf; 52203930Srpaulo 53203930Srpaulo 54203930Srpaulo nf = MS(OS_REG_READ(ah, AR_PHY_EXT_CCA), AR9280_PHY_EXT_MINCCA_PWR); 55203930Srpaulo if (nf & 0x100) 56203930Srpaulo nf = 0 - ((nf ^ 0x1ff) + 1); 57203930Srpaulo HALDEBUG(ah, HAL_DEBUG_NFCAL, 58203930Srpaulo "NF calibrated [ext] [chain 0] is %d\n", nf); 59203930Srpaulo nfarray[3] = nf; 60203930Srpaulo 61219605Sadrian /* Chain 1 - invalid */ 62219605Sadrian nfarray[1] = 0; 63203930Srpaulo nfarray[4] = 0; 64219605Sadrian 65219605Sadrian /* Chain 2 - invalid */ 66219605Sadrian nfarray[2] = 0; 67219605Sadrian nfarray[5] = 0; 68203930Srpaulo} 69203930Srpaulo 70203930SrpauloHAL_BOOL 71203930Srpauloar9285RfAttach(struct ath_hal *ah, HAL_STATUS *status) 72203930Srpaulo{ 73203930Srpaulo if (ar9280RfAttach(ah, status) == AH_FALSE) 74203930Srpaulo return AH_FALSE; 75203930Srpaulo 76203930Srpaulo AH_PRIVATE(ah)->ah_getNoiseFloor = ar9285GetNoiseFloor; 77203930Srpaulo 78203930Srpaulo return AH_TRUE; 79203930Srpaulo} 80228517Sadrian 81228517Sadrianstatic HAL_BOOL 82228517Sadrianar9285RfProbe(struct ath_hal *ah) 83228517Sadrian{ 84228517Sadrian return (AR_SREV_KITE(ah)); 85228517Sadrian} 86228517Sadrian 87228517SadrianAH_RF(RF9285, ar9285RfProbe, ar9285RfAttach); 88