1185377Ssam/* 2185377Ssam * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting 3185377Ssam * Copyright (c) 2002-2006 Atheros Communications, Inc. 4185377Ssam * 5185377Ssam * Permission to use, copy, modify, and/or distribute this software for any 6185377Ssam * purpose with or without fee is hereby granted, provided that the above 7185377Ssam * copyright notice and this permission notice appear in all copies. 8185377Ssam * 9185377Ssam * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10185377Ssam * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11185377Ssam * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12185377Ssam * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13185377Ssam * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14185377Ssam * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15185377Ssam * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16185377Ssam * 17191022Ssam * $FreeBSD$ 18185377Ssam */ 19185377Ssam#include "opt_ah.h" 20185377Ssam 21185377Ssam#include "ah.h" 22185377Ssam#include "ah_internal.h" 23185377Ssam 24185377Ssam#include "ar5211/ar5211.h" 25185377Ssam 26185377Ssam/* shorthands to compact tables for readability */ 27185377Ssam#define OFDM IEEE80211_T_OFDM 28185377Ssam#define CCK IEEE80211_T_CCK 29185377Ssam#define TURBO IEEE80211_T_TURBO 30185377Ssam 31185377SsamHAL_RATE_TABLE ar5211_11a_table = { 32185377Ssam 8, /* number of rates */ 33185377Ssam { 0 }, 34185377Ssam { 35185377Ssam/* short ctrl */ 36185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 37185377Ssam/* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 }, 38185377Ssam/* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 }, 39185377Ssam/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 }, 40185377Ssam/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 }, 41185377Ssam/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 }, 42185377Ssam/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 4 }, 43185377Ssam/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 4 }, 44185377Ssam/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 4 } 45185377Ssam }, 46185377Ssam}; 47185377Ssam 48185377SsamHAL_RATE_TABLE ar5211_turbo_table = { 49185377Ssam 8, /* number of rates */ 50185377Ssam { 0 }, 51185377Ssam { 52185377Ssam/* short ctrl */ 53185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 54191022Ssam/* 6 Mb */ { AH_TRUE, TURBO, 12000, 0x0b, 0x00, (0x80|12), 0 }, 55191022Ssam/* 9 Mb */ { AH_TRUE, TURBO, 18000, 0x0f, 0x00, 18, 0 }, 56191022Ssam/* 12 Mb */ { AH_TRUE, TURBO, 24000, 0x0a, 0x00, (0x80|24), 2 }, 57191022Ssam/* 18 Mb */ { AH_TRUE, TURBO, 36000, 0x0e, 0x00, 36, 2 }, 58191022Ssam/* 24 Mb */ { AH_TRUE, TURBO, 48000, 0x09, 0x00, (0x80|48), 4 }, 59191022Ssam/* 36 Mb */ { AH_TRUE, TURBO, 72000, 0x0d, 0x00, 72, 4 }, 60191022Ssam/* 48 Mb */ { AH_TRUE, TURBO, 96000, 0x08, 0x00, 96, 4 }, 61191022Ssam/* 54 Mb */ { AH_TRUE, TURBO, 108000, 0x0c, 0x00, 108, 4 } 62185377Ssam }, 63185377Ssam}; 64185377Ssam 65185377SsamHAL_RATE_TABLE ar5211_11b_table = { 66185377Ssam 4, /* number of rates */ 67185377Ssam { 0 }, 68185377Ssam { 69185377Ssam/* short ctrl */ 70185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 71185377Ssam/* 1 Mb */ { AH_TRUE, CCK, 1000, 0x0b, 0x00, (0x80| 2), 0 }, 72185377Ssam/* 2 Mb */ { AH_TRUE, CCK, 2000, 0x0a, 0x04, (0x80| 4), 1 }, 73185377Ssam/* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x09, 0x04, (0x80|11), 1 }, 74185377Ssam/* 11 Mb */ { AH_TRUE, CCK, 11000, 0x08, 0x04, (0x80|22), 1 } 75185377Ssam }, 76185377Ssam}; 77185377Ssam 78185377Ssam#undef OFDM 79185377Ssam#undef CCK 80185377Ssam#undef TURBO 81185377Ssam 82185377Ssam 83185377Ssamconst HAL_RATE_TABLE * 84185377Ssamar5211GetRateTable(struct ath_hal *ah, u_int mode) 85185377Ssam{ 86185377Ssam HAL_RATE_TABLE *rt; 87185377Ssam switch (mode) { 88185377Ssam case HAL_MODE_11A: 89185377Ssam rt = &ar5211_11a_table; 90185377Ssam break; 91185377Ssam case HAL_MODE_11B: 92185377Ssam rt = &ar5211_11b_table; 93185377Ssam break; 94185377Ssam case HAL_MODE_TURBO: 95185377Ssam rt = &ar5211_turbo_table; 96185377Ssam break; 97185377Ssam default: 98185377Ssam HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n", 99185377Ssam __func__, mode); 100185377Ssam return AH_NULL; 101185377Ssam } 102185377Ssam ath_hal_setupratetable(ah, rt); 103185377Ssam return rt; 104185377Ssam} 105