ar5211_phy.c revision 191022
174462Salfred/* 274462Salfred * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 374462Salfred * Copyright (c) 2002-2006 Atheros Communications, Inc. 474462Salfred * 574462Salfred * Permission to use, copy, modify, and/or distribute this software for any 674462Salfred * purpose with or without fee is hereby granted, provided that the above 774462Salfred * copyright notice and this permission notice appear in all copies. 874462Salfred * 974462Salfred * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 1074462Salfred * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 1174462Salfred * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 1274462Salfred * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 1374462Salfred * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 1474462Salfred * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 1574462Salfred * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 1674462Salfred * 1774462Salfred * $FreeBSD: head/sys/dev/ath/ath_hal/ar5211/ar5211_phy.c 191022 2009-04-13 21:01:08Z sam $ 1874462Salfred */ 1974462Salfred#include "opt_ah.h" 2074462Salfred 2174462Salfred#include "ah.h" 2274462Salfred#include "ah_internal.h" 2374462Salfred 2474462Salfred#include "ar5211/ar5211.h" 2574462Salfred 2674462Salfred/* shorthands to compact tables for readability */ 2774462Salfred#define OFDM IEEE80211_T_OFDM 2874462Salfred#define CCK IEEE80211_T_CCK 2974462Salfred#define TURBO IEEE80211_T_TURBO 3074462Salfred 3174462SalfredHAL_RATE_TABLE ar5211_11a_table = { 3274462Salfred 8, /* number of rates */ 3374462Salfred { 0 }, 3474462Salfred { 3574462Salfred/* short ctrl */ 3692990Sobrien/* valid rateCode Preamble dot11Rate Rate */ 3792990Sobrien/* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 }, 3874462Salfred/* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 }, 3974462Salfred/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 }, 4074462Salfred/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 }, 4174462Salfred/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 }, 4274462Salfred/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 4 }, 4374462Salfred/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 4 }, 4474462Salfred/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 4 } 4574462Salfred }, 4674462Salfred}; 4775094Siedowse 4874462SalfredHAL_RATE_TABLE ar5211_turbo_table = { 4974462Salfred 8, /* number of rates */ 5074462Salfred { 0 }, 5174462Salfred { 5274462Salfred/* short ctrl */ 5374462Salfred/* valid rateCode Preamble dot11Rate Rate */ 54109359Smbr/* 6 Mb */ { AH_TRUE, TURBO, 12000, 0x0b, 0x00, (0x80|12), 0 }, 5574462Salfred/* 9 Mb */ { AH_TRUE, TURBO, 18000, 0x0f, 0x00, 18, 0 }, 5674462Salfred/* 12 Mb */ { AH_TRUE, TURBO, 24000, 0x0a, 0x00, (0x80|24), 2 }, 5774462Salfred/* 18 Mb */ { AH_TRUE, TURBO, 36000, 0x0e, 0x00, 36, 2 }, 5874462Salfred/* 24 Mb */ { AH_TRUE, TURBO, 48000, 0x09, 0x00, (0x80|48), 4 }, 5974462Salfred/* 36 Mb */ { AH_TRUE, TURBO, 72000, 0x0d, 0x00, 72, 4 }, 6074462Salfred/* 48 Mb */ { AH_TRUE, TURBO, 96000, 0x08, 0x00, 96, 4 }, 6174462Salfred/* 54 Mb */ { AH_TRUE, TURBO, 108000, 0x0c, 0x00, 108, 4 } 62109359Smbr }, 6374462Salfred}; 6474462Salfred 6574462SalfredHAL_RATE_TABLE ar5211_11b_table = { 6674462Salfred 4, /* number of rates */ 6774462Salfred { 0 }, 6874462Salfred { 6974462Salfred/* short ctrl */ 7074462Salfred/* valid rateCode Preamble dot11Rate Rate */ 7174462Salfred/* 1 Mb */ { AH_TRUE, CCK, 1000, 0x0b, 0x00, (0x80| 2), 0 }, 7274462Salfred/* 2 Mb */ { AH_TRUE, CCK, 2000, 0x0a, 0x04, (0x80| 4), 1 }, 7374660Salfred/* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x09, 0x04, (0x80|11), 1 }, 7474660Salfred/* 11 Mb */ { AH_TRUE, CCK, 11000, 0x08, 0x04, (0x80|22), 1 } 7574660Salfred }, 7674660Salfred}; 7774462Salfred 78109359Smbr#undef OFDM 79109359Smbr#undef CCK 8092905Sobrien#undef TURBO 8192905Sobrien 8292905Sobrien 8392905Sobrienconst HAL_RATE_TABLE * 84109359Smbrar5211GetRateTable(struct ath_hal *ah, u_int mode) 8595658Sdes{ 8695658Sdes HAL_RATE_TABLE *rt; 8792905Sobrien switch (mode) { 8892905Sobrien case HAL_MODE_11A: 8995658Sdes rt = &ar5211_11a_table; 9095658Sdes break; 9192905Sobrien case HAL_MODE_11B: 9292905Sobrien rt = &ar5211_11b_table; 9392905Sobrien break; 9492905Sobrien case HAL_MODE_TURBO: 95109359Smbr rt = &ar5211_turbo_table; 96109359Smbr break; 9774627Salfred default: 9874462Salfred HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n", 9974462Salfred __func__, mode); 10074462Salfred return AH_NULL; 10174462Salfred } 10274462Salfred ath_hal_setupratetable(ah, rt); 103109359Smbr return rt; 10474462Salfred} 10574462Salfred