ar5210_phy.c revision 185377 
1/*
2 * Copyright (c) 2002-2008 Sam Leffler, Errno Consulting
3 * Copyright (c) 2002-2004 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 * $Id: ar5210_phy.c,v 1.3 2008/11/10 01:19:37 sam Exp $
18 */
19#include "opt_ah.h"
20
21#ifdef AH_SUPPORT_AR5210
22
23#include "ah.h"
24#include "ah_internal.h"
25
26#include "ar5210/ar5210.h"
27
28/* shorthands to compact tables for readability */
29#define	OFDM	IEEE80211_T_OFDM
30#define	TURBO	IEEE80211_T_TURBO
31
32HAL_RATE_TABLE ar5210_11a_table = {
33	8,  /* number of rates */
34	{ 0 },
35	{
36/*                                                  short            ctrl  */
37/*                valid                 rateCode Preamble  dot11Rate Rate */
38/*   6 Mb */ {  AH_TRUE, OFDM,    6000,     0x0b,    0x00, (0x80|12),   0 },
39/*   9 Mb */ {  AH_TRUE, OFDM,    9000,     0x0f,    0x00,        18,   0 },
40/*  12 Mb */ {  AH_TRUE, OFDM,   12000,     0x0a,    0x00, (0x80|24),   2 },
41/*  18 Mb */ {  AH_TRUE, OFDM,   18000,     0x0e,    0x00,        36,   2 },
42/*  24 Mb */ {  AH_TRUE, OFDM,   24000,     0x09,    0x00, (0x80|48),   4 },
43/*  36 Mb */ {  AH_TRUE, OFDM,   36000,     0x0d,    0x00,        72,   4 },
44/*  48 Mb */ {  AH_TRUE, OFDM,   48000,     0x08,    0x00,        96,   4 },
45/*  54 Mb */ {  AH_TRUE, OFDM,   54000,     0x0c,    0x00,       108,   4 }
46	},
47};
48
49HAL_RATE_TABLE ar5210_turbo_table = {
50	8,  /* number of rates */
51	{ 0 },
52	{
53/*                                                 short            ctrl  */
54/*                valid                rateCode Preamble  dot11Rate Rate */
55/*   6 Mb */ {  AH_TRUE, TURBO,   6000,    0x0b,    0x00, (0x80|12),   0 },
56/*   9 Mb */ {  AH_TRUE, TURBO,   9000,    0x0f,    0x00,        18,   0 },
57/*  12 Mb */ {  AH_TRUE, TURBO,  12000,    0x0a,    0x00, (0x80|24),   2 },
58/*  18 Mb */ {  AH_TRUE, TURBO,  18000,    0x0e,    0x00,        36,   2 },
59/*  24 Mb */ {  AH_TRUE, TURBO,  24000,    0x09,    0x00, (0x80|48),   4 },
60/*  36 Mb */ {  AH_TRUE, TURBO,  36000,    0x0d,    0x00,        72,   4 },
61/*  48 Mb */ {  AH_TRUE, TURBO,  48000,    0x08,    0x00,        96,   4 },
62/*  54 Mb */ {  AH_TRUE, TURBO,  54000,    0x0c,    0x00,       108,   4 }
63	},
64};
65
66#undef	OFDM
67#undef	TURBO
68
69const HAL_RATE_TABLE *
70ar5210GetRateTable(struct ath_hal *ah, u_int mode)
71{
72	HAL_RATE_TABLE *rt;
73	switch (mode) {
74	case HAL_MODE_11A:
75		rt = &ar5210_11a_table;
76		break;
77	case HAL_MODE_TURBO:
78		rt =  &ar5210_turbo_table;
79		break;
80	default:
81		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: invalid mode 0x%x\n",
82		    __func__, mode);
83		return AH_NULL;
84	}
85	ath_hal_setupratetable(ah, rt);
86	return rt;
87}
88#endif /* AH_SUPPORT_AR5210 */
89