ar5211_phy.c revision 185377
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 * 17185377Ssam * $Id: ar5211_phy.c,v 1.3 2008/11/10 01:19:37 sam Exp $ 18185377Ssam */ 19185377Ssam#include "opt_ah.h" 20185377Ssam 21185377Ssam#ifdef AH_SUPPORT_AR5211 22185377Ssam 23185377Ssam#include "ah.h" 24185377Ssam#include "ah_internal.h" 25185377Ssam 26185377Ssam#include "ar5211/ar5211.h" 27185377Ssam 28185377Ssam/* shorthands to compact tables for readability */ 29185377Ssam#define OFDM IEEE80211_T_OFDM 30185377Ssam#define CCK IEEE80211_T_CCK 31185377Ssam#define TURBO IEEE80211_T_TURBO 32185377Ssam 33185377SsamHAL_RATE_TABLE ar5211_11a_table = { 34185377Ssam 8, /* number of rates */ 35185377Ssam { 0 }, 36185377Ssam { 37185377Ssam/* short ctrl */ 38185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 39185377Ssam/* 6 Mb */ { AH_TRUE, OFDM, 6000, 0x0b, 0x00, (0x80|12), 0 }, 40185377Ssam/* 9 Mb */ { AH_TRUE, OFDM, 9000, 0x0f, 0x00, 18, 0 }, 41185377Ssam/* 12 Mb */ { AH_TRUE, OFDM, 12000, 0x0a, 0x00, (0x80|24), 2 }, 42185377Ssam/* 18 Mb */ { AH_TRUE, OFDM, 18000, 0x0e, 0x00, 36, 2 }, 43185377Ssam/* 24 Mb */ { AH_TRUE, OFDM, 24000, 0x09, 0x00, (0x80|48), 4 }, 44185377Ssam/* 36 Mb */ { AH_TRUE, OFDM, 36000, 0x0d, 0x00, 72, 4 }, 45185377Ssam/* 48 Mb */ { AH_TRUE, OFDM, 48000, 0x08, 0x00, 96, 4 }, 46185377Ssam/* 54 Mb */ { AH_TRUE, OFDM, 54000, 0x0c, 0x00, 108, 4 } 47185377Ssam }, 48185377Ssam}; 49185377Ssam 50185377SsamHAL_RATE_TABLE ar5211_turbo_table = { 51185377Ssam 8, /* number of rates */ 52185377Ssam { 0 }, 53185377Ssam { 54185377Ssam/* short ctrl */ 55185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 56185377Ssam/* 6 Mb */ { AH_TRUE, TURBO, 6000, 0x0b, 0x00, (0x80|12), 0 }, 57185377Ssam/* 9 Mb */ { AH_TRUE, TURBO, 9000, 0x0f, 0x00, 18, 0 }, 58185377Ssam/* 12 Mb */ { AH_TRUE, TURBO, 12000, 0x0a, 0x00, (0x80|24), 2 }, 59185377Ssam/* 18 Mb */ { AH_TRUE, TURBO, 18000, 0x0e, 0x00, 36, 2 }, 60185377Ssam/* 24 Mb */ { AH_TRUE, TURBO, 24000, 0x09, 0x00, (0x80|48), 4 }, 61185377Ssam/* 36 Mb */ { AH_TRUE, TURBO, 36000, 0x0d, 0x00, 72, 4 }, 62185377Ssam/* 48 Mb */ { AH_TRUE, TURBO, 48000, 0x08, 0x00, 96, 4 }, 63185377Ssam/* 54 Mb */ { AH_TRUE, TURBO, 54000, 0x0c, 0x00, 108, 4 } 64185377Ssam }, 65185377Ssam}; 66185377Ssam 67185377SsamHAL_RATE_TABLE ar5211_11b_table = { 68185377Ssam 4, /* number of rates */ 69185377Ssam { 0 }, 70185377Ssam { 71185377Ssam/* short ctrl */ 72185377Ssam/* valid rateCode Preamble dot11Rate Rate */ 73185377Ssam/* 1 Mb */ { AH_TRUE, CCK, 1000, 0x0b, 0x00, (0x80| 2), 0 }, 74185377Ssam/* 2 Mb */ { AH_TRUE, CCK, 2000, 0x0a, 0x04, (0x80| 4), 1 }, 75185377Ssam/* 5.5 Mb */ { AH_TRUE, CCK, 5500, 0x09, 0x04, (0x80|11), 1 }, 76185377Ssam/* 11 Mb */ { AH_TRUE, CCK, 11000, 0x08, 0x04, (0x80|22), 1 } 77185377Ssam }, 78185377Ssam}; 79185377Ssam 80185377Ssam#undef OFDM 81185377Ssam#undef CCK 82185377Ssam#undef TURBO 83185377Ssam 84185377Ssam 85185377Ssamconst HAL_RATE_TABLE * 86185377Ssamar5211GetRateTable(struct ath_hal *ah, u_int mode) 87185377Ssam{ 88185377Ssam HAL_RATE_TABLE *rt; 89185377Ssam switch (mode) { 90185377Ssam case HAL_MODE_11A: 91185377Ssam rt = &ar5211_11a_table; 92185377Ssam break; 93185377Ssam case HAL_MODE_11B: 94185377Ssam rt = &ar5211_11b_table; 95185377Ssam break; 96185377Ssam case HAL_MODE_TURBO: 97185377Ssam rt = &ar5211_turbo_table; 98185377Ssam break; 99185377Ssam default: 100185377Ssam HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n", 101185377Ssam __func__, mode); 102185377Ssam return AH_NULL; 103185377Ssam } 104185377Ssam ath_hal_setupratetable(ah, rt); 105185377Ssam return rt; 106185377Ssam} 107185377Ssam#endif /* AH_SUPPORT_AR5211 */ 108