1 | /* |
2 | * Copyright (c) 2008-2009 Sam Leffler, Errno Consulting |
3 | * Copyright (c) 2008 Atheros Communications, Inc. |
4 | * |
5 | * Permission to use, copy, modify, and/or distribute this software for any |
6 | * purpose with or without fee is hereby granted, provided that the above |
7 | * copyright notice and this permission notice appear in all copies. |
8 | * |
9 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
10 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
11 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
12 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
13 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
14 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
15 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
16 | * |
17 | * $FreeBSD: src/sys/dev/ath/ath_hal/ar5416/ar9285.c,v 1.1 2010/02/15 17:49:49 rpaulo Exp $ |
18 | */ |
19 | #include "opt_ah.h" |
20 | |
21 | #include "ah.h" |
22 | #include "ah_internal.h" |
23 | |
24 | #include "ah_eeprom_v14.h" |
25 | |
26 | #include "ar5416/ar9280.h" |
27 | #include "ar5416/ar9285.h" |
28 | #include "ar5416/ar5416reg.h" |
29 | #include "ar5416/ar5416phy.h" |
30 | |
31 | static void |
32 | ar9285GetNoiseFloor(struct ath_hal *ah, int16_t nfarray[]) |
33 | { |
34 | int16_t nf; |
35 | |
36 | nf = MS(OS_REG_READ(ah, AR_PHY_CCA), AR9280_PHY_MINCCA_PWR); |
37 | if (nf & 0x100) |
38 | nf = 0 - ((nf ^ 0x1ff) + 1); |
39 | HALDEBUG(ah, HAL_DEBUG_NFCAL, |
40 | "NF calibrated [ctl] [chain 0] is %d\n" , nf); |
41 | nfarray[0] = nf; |
42 | |
43 | nfarray[1] = 0; |
44 | |
45 | nf = MS(OS_REG_READ(ah, AR_PHY_EXT_CCA), AR9280_PHY_EXT_MINCCA_PWR); |
46 | if (nf & 0x100) |
47 | nf = 0 - ((nf ^ 0x1ff) + 1); |
48 | HALDEBUG(ah, HAL_DEBUG_NFCAL, |
49 | "NF calibrated [ext] [chain 0] is %d\n" , nf); |
50 | nfarray[3] = nf; |
51 | |
52 | nfarray[4] = 0; |
53 | } |
54 | |
55 | HAL_BOOL |
56 | ar9285RfAttach(struct ath_hal *ah, HAL_STATUS *status) |
57 | { |
58 | if (ar9280RfAttach(ah, status) == AH_FALSE) |
59 | return AH_FALSE; |
60 | |
61 | AH_PRIVATE(ah)->ah_getNoiseFloor = ar9285GetNoiseFloor; |
62 | |
63 | return AH_TRUE; |
64 | } |
65 | |