155 lines
5.2 KiB
C
155 lines
5.2 KiB
C
/*
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* Misc utility routines for WL and Apps
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* This header file housing the define and function prototype use by
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* both the wl driver, tools & Apps.
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*
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* Copyright (C) 1999-2010, Broadcom Corporation
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*
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* Unless you and Broadcom execute a separate written software license
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* agreement governing use of this software, this software is licensed to you
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* under the terms of the GNU General Public License version 2 (the "GPL"),
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* available at http://www.broadcom.com/licenses/GPLv2.php, with the
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* following added to such license:
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*
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* As a special exception, the copyright holders of this software give you
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* permission to link this software with independent modules, and to copy and
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* distribute the resulting executable under terms of your choice, provided that
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* you also meet, for each linked independent module, the terms and conditions of
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* the license of that module. An independent module is a module which is not
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* derived from this software. The special exception does not apply to any
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* modifications of the software.
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*
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* Notwithstanding the above, under no circumstances may you combine this
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* software in any way with any other Broadcom software provided under a license
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* other than the GPL, without Broadcom's express prior written consent.
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* $Id: bcmwifi.h,v 1.15.30.4 2010/03/10 20:10:52 Exp $
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*/
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#ifndef _bcmwifi_h_
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#define _bcmwifi_h_
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typedef uint16 chanspec_t;
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#define CH_UPPER_SB 0x01
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#define CH_LOWER_SB 0x02
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#define CH_EWA_VALID 0x04
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#define CH_20MHZ_APART 4
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#define CH_10MHZ_APART 2
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#define CH_5MHZ_APART 1
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#define CH_MAX_2G_CHANNEL 14
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#define WLC_MAX_2G_CHANNEL CH_MAX_2G_CHANNEL
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#define MAXCHANNEL 224
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#define WL_CHANSPEC_CHAN_MASK 0x00ff
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#define WL_CHANSPEC_CHAN_SHIFT 0
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#define WL_CHANSPEC_CTL_SB_MASK 0x0300
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#define WL_CHANSPEC_CTL_SB_SHIFT 8
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#define WL_CHANSPEC_CTL_SB_LOWER 0x0100
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#define WL_CHANSPEC_CTL_SB_UPPER 0x0200
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#define WL_CHANSPEC_CTL_SB_NONE 0x0300
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#define WL_CHANSPEC_BW_MASK 0x0C00
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#define WL_CHANSPEC_BW_SHIFT 10
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#define WL_CHANSPEC_BW_10 0x0400
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#define WL_CHANSPEC_BW_20 0x0800
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#define WL_CHANSPEC_BW_40 0x0C00
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#define WL_CHANSPEC_BAND_MASK 0xf000
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#define WL_CHANSPEC_BAND_SHIFT 12
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#define WL_CHANSPEC_BAND_5G 0x1000
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#define WL_CHANSPEC_BAND_2G 0x2000
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#define INVCHANSPEC 255
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#define WF_CHAN_FACTOR_2_4_G 4814
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#define WF_CHAN_FACTOR_5_G 10000
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#define WF_CHAN_FACTOR_4_G 8000
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#define LOWER_20_SB(channel) ((channel > CH_10MHZ_APART) ? (channel - CH_10MHZ_APART) : 0)
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#define UPPER_20_SB(channel) ((channel < (MAXCHANNEL - CH_10MHZ_APART)) ? \
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(channel + CH_10MHZ_APART) : 0)
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#define CHSPEC_WLCBANDUNIT(chspec) (CHSPEC_IS5G(chspec) ? BAND_5G_INDEX : BAND_2G_INDEX)
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#define CH20MHZ_CHSPEC(channel) (chanspec_t)((chanspec_t)(channel) | WL_CHANSPEC_BW_20 | \
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WL_CHANSPEC_CTL_SB_NONE | (((channel) <= CH_MAX_2G_CHANNEL) ? \
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WL_CHANSPEC_BAND_2G : WL_CHANSPEC_BAND_5G))
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#define NEXT_20MHZ_CHAN(channel) ((channel < (MAXCHANNEL - CH_20MHZ_APART)) ? \
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(channel + CH_20MHZ_APART) : 0)
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#define CH40MHZ_CHSPEC(channel, ctlsb) (chanspec_t) \
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((channel) | (ctlsb) | WL_CHANSPEC_BW_40 | \
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((channel) <= CH_MAX_2G_CHANNEL ? WL_CHANSPEC_BAND_2G : \
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WL_CHANSPEC_BAND_5G))
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#define CHSPEC_CHANNEL(chspec) ((uint8)(chspec & WL_CHANSPEC_CHAN_MASK))
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#define CHSPEC_BAND(chspec) (chspec & WL_CHANSPEC_BAND_MASK)
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#ifdef WL20MHZ_ONLY
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#define CHSPEC_CTL_SB(chspec) WL_CHANSPEC_CTL_SB_NONE
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#define CHSPEC_BW(chspec) WL_CHANSPEC_BW_20
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#define CHSPEC_IS10(chspec) 0
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#define CHSPEC_IS20(chspec) 1
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#ifndef CHSPEC_IS40
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#define CHSPEC_IS40(chspec) 0
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#endif
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#else
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#define CHSPEC_CTL_SB(chspec) (chspec & WL_CHANSPEC_CTL_SB_MASK)
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#define CHSPEC_BW(chspec) (chspec & WL_CHANSPEC_BW_MASK)
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#define CHSPEC_IS10(chspec) ((chspec & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_10)
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#define CHSPEC_IS20(chspec) ((chspec & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_20)
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#ifndef CHSPEC_IS40
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#define CHSPEC_IS40(chspec) (((chspec) & WL_CHANSPEC_BW_MASK) == WL_CHANSPEC_BW_40)
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#endif
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#endif
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#define CHSPEC_IS5G(chspec) ((chspec & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_5G)
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#define CHSPEC_IS2G(chspec) ((chspec & WL_CHANSPEC_BAND_MASK) == WL_CHANSPEC_BAND_2G)
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#define CHSPEC_SB_NONE(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_NONE)
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#define CHSPEC_SB_UPPER(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_UPPER)
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#define CHSPEC_SB_LOWER(chspec) ((chspec & WL_CHANSPEC_CTL_SB_MASK) == WL_CHANSPEC_CTL_SB_LOWER)
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#define CHSPEC_CTL_CHAN(chspec) ((CHSPEC_SB_LOWER(chspec)) ? \
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(LOWER_20_SB(((chspec) & WL_CHANSPEC_CHAN_MASK))) : \
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(UPPER_20_SB(((chspec) & WL_CHANSPEC_CHAN_MASK))))
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#define CHSPEC2WLC_BAND(chspec) (CHSPEC_IS5G((chspec))? WLC_BAND_5G: WLC_BAND_2G)
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#define CHANSPEC_STR_LEN 8
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#define WLC_MAXRATE 108
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#define WLC_RATE_1M 2
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#define WLC_RATE_2M 4
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#define WLC_RATE_5M5 11
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#define WLC_RATE_11M 22
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#define WLC_RATE_6M 12
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#define WLC_RATE_9M 18
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#define WLC_RATE_12M 24
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#define WLC_RATE_18M 36
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#define WLC_RATE_24M 48
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#define WLC_RATE_36M 72
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#define WLC_RATE_48M 96
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#define WLC_RATE_54M 108
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#define WLC_2G_25MHZ_OFFSET 5
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extern char * wf_chspec_ntoa(chanspec_t chspec, char *buf);
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extern chanspec_t wf_chspec_aton(char *a);
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extern int wf_mhz2channel(uint freq, uint start_factor);
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extern int wf_channel2mhz(uint channel, uint start_factor);
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#endif
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