1 /* 2 * Misc utility routines for WL and Apps 3 * This header file housing the define and function prototype use by 4 * both the wl driver, tools & Apps. 5 * 6 * Copyright (C) 1999-2009, Broadcom Corporation 7 * 8 * Unless you and Broadcom execute a separate written software license 9 * agreement governing use of this software, this software is licensed to you 10 * under the terms of the GNU General Public License version 2 (the "GPL"), 11 * available at http://www.broadcom.com/licenses/GPLv2.php, with the 12 * following added to such license: 13 * 14 * As a special exception, the copyright holders of this software give you 15 * permission to link this software with independent modules, and to copy and 16 * distribute the resulting executable under terms of your choice, provided that 17 * you also meet, for each linked independent module, the terms and conditions of 18 * the license of that module. An independent module is a module which is not 19 * derived from this software. The special exception does not apply to any 20 * modifications of the software. 21 * 22 * Notwithstanding the above, under no circumstances may you combine this 23 * software in any way with any other Broadcom software provided under a license 24 * other than the GPL, without Broadcom's express prior written consent. 25 * $Id: bcmwifi.h,v 1.15.30.1 2009/08/15 00:51:27 Exp $ 26 */ 27 28 29 #ifndef _bcmwifi_h_ 30 #define _bcmwifi_h_ 31 32 33 34 typedef uint16 chanspec_t; 35 36 37 #define CH_UPPER_SB 0x01 38 #define CH_LOWER_SB 0x02 39 #define CH_EWA_VALID 0x04 40 #define CH_20MHZ_APART 4 41 #define CH_10MHZ_APART 2 42 #define CH_MAX_2G_CHANNEL 14 43 #define WLC_MAX_2G_CHANNEL CH_MAX_2G_CHANNEL 44 #define MAXCHANNEL 224 45 46 #define WL_CHANSPEC_CHAN_MASK 0x00ff 47 #define WL_CHANSPEC_CHAN_SHIFT 0 48 49 #define WL_CHANSPEC_CTL_SB_MASK 0x0300 50 #define WL_CHANSPEC_CTL_SB_SHIFT 8 51 #define WL_CHANSPEC_CTL_SB_LOWER 0x0100 52 #define WL_CHANSPEC_CTL_SB_UPPER 0x0200 53 #define WL_CHANSPEC_CTL_SB_NONE 0x0300 54 55 #define WL_CHANSPEC_BW_MASK 0x0C00 56 #define WL_CHANSPEC_BW_SHIFT 10 57 #define WL_CHANSPEC_BW_10 0x0400 58 #define WL_CHANSPEC_BW_20 0x0800 59 #define WL_CHANSPEC_BW_40 0x0C00 60 61 #define WL_CHANSPEC_BAND_MASK 0xf000 62 #define WL_CHANSPEC_BAND_SHIFT 12 63 #define WL_CHANSPEC_BAND_5G 0x1000 64 #define WL_CHANSPEC_BAND_2G 0x2000 65 #define INVCHANSPEC 255 66 67 68 #define WF_CHAN_FACTOR_2_4_G 4814 69 #define WF_CHAN_FACTOR_5_G 10000 70 #define WF_CHAN_FACTOR_4_G 8000 71 72 73 #define LOWER_20_SB(channel) ((channel > CH_10MHZ_APART) ? (channel - CH_10MHZ_APART) : 0) 74 #define UPPER_20_SB(channel) ((channel < (MAXCHANNEL - CH_10MHZ_APART)) ? \ 75 (channel + CH_10MHZ_APART) : 0) 76 #define CHSPEC_WLCBANDUNIT(chspec) (CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX) 77 #define CH20MHZ_CHSPEC(channel) (chanspec_t)((chanspec_t)(channel) | WL_CHANSPEC_BW_20 | \ 78 WL_CHANSPEC_CTL_SB_NONE | (((channel) <= CH_MAX_2G_CHANNEL) ? \ 79 WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G)) 80 #define NEXT_20MHZ_CHAN(channel) ((channel < (MAXCHANNEL - CH_20MHZ_APART)) ? \ 81 (channel + CH_20MHZ_APART) : 0) 82 #define CH40MHZ_CHSPEC(channel, ctlsb) (chanspec_t) \ 83 ((channel) | (ctlsb) | WL_CHANSPEC_BW_40 | \ 84 ((channel) <= CH_MAX_2G_CHANNEL ? WL_CHANSPEC_BAND_2G : \ 85 WL_CHANSPEC_BAND_5G)) 86 #define CHSPEC_CHANNEL(chspec) ((uint8)(chspec & WL_CHANSPEC_CHAN_MASK)) 87 #define CHSPEC_BAND(chspec) (chspec & WL_CHANSPEC_BAND_MASK) 88 89 #ifdef WL20MHZ_ONLY 90 91 #define CHSPEC_CTL_SB(chspec) WL_CHANSPEC_CTL_SB_NONE 92 #define CHSPEC_BW(chspec) WL_CHANSPEC_BW_20 93 #define CHSPEC_IS10(chspec) 0 94 #define CHSPEC_IS20(chspec) 1 95 #ifndef CHSPEC_IS40 96 #define CHSPEC_IS40(chspec) 0 97 #endif 98 99 #else 100 101 #define CHSPEC_CTL_SB(chspec) (chspec & WL_CHANSPEC_CTL_SB_MASK) 102 #define CHSPEC_BW(chspec) (chspec & WL_CHANSPEC_BW_MASK) 103 #define CHSPEC_IS10(chspec) ((chspec & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10) 104 #define CHSPEC_IS20(chspec) ((chspec & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20) 105 #ifndef CHSPEC_IS40 106 #define CHSPEC_IS40(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40) 107 #endif 108 109 #endif 110 111 #define CHSPEC_IS5G(chspec) ((chspec & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G) 112 #define CHSPEC_IS2G(chspec) ((chspec & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G) 113 #define CHSPEC_SB_NONE(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE) 114 #define CHSPEC_SB_UPPER(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER) 115 #define CHSPEC_SB_LOWER(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER) 116 117 #define CHANSPEC_STR_LEN 8 118 119 120 #define WLC_MAXRATE 108 121 #define WLC_RATE_1M 2 122 #define WLC_RATE_2M 4 123 #define WLC_RATE_5M5 11 124 #define WLC_RATE_11M 22 125 #define WLC_RATE_6M 12 126 #define WLC_RATE_9M 18 127 #define WLC_RATE_12M 24 128 #define WLC_RATE_18M 36 129 #define WLC_RATE_24M 48 130 #define WLC_RATE_36M 72 131 #define WLC_RATE_48M 96 132 #define WLC_RATE_54M 108 133 134 #define WLC_2G_25MHZ_OFFSET 5 135 136 137 extern char * wf_chspec_ntoa(chanspec_t chspec, char *buf); 138 139 140 extern chanspec_t wf_chspec_aton(char *a); 141 142 143 extern int wf_mhz2channel(uint freq, uint start_factor); 144 145 146 extern int wf_channel2mhz(uint channel, uint start_factor); 147 148 #endif 149