release/src-rt-6.x.4708/linux/linux-2.6.36/drivers/staging/vt6656/baseband.h

   1 /*
   2  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
   3  * All rights reserved.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  *
  20  * File: baseband.h
  21  *
  22  * Purpose: Implement functions to access baseband
  23  *
  24  * Author: Jerry Chen
  25  *
  26  * Date: Jun. 5, 2002
  27  *
  28  * Revision History:
  29  *      06-10-2003 Bryan YC Fan:  Re-write codes to support VT3253 spec.
  30  *      08-26-2003 Kyle Hsu    :  Add defines of packet type and TX rate.
  31  */
  32
  33 #ifndef __BASEBAND_H__
  34 #define __BASEBAND_H__
  35
  36 #include "ttype.h"
  37 #include "tether.h"
  38 #include "device.h"
  39
  40 /*---------------------  Export Definitions -------------------------*/
  41
  42 #define PREAMBLE_LONG   0
  43 #define PREAMBLE_SHORT  1
  44
  45 //
  46 // Registers in the BASEBAND
  47 //
  48 #define BB_MAX_CONTEXT_SIZE 256
  49
  50 #define C_SIFS_A      16      // micro sec.
  51 #define C_SIFS_BG     10
  52
  53 #define C_EIFS      80      // micro sec.
  54
  55
  56 #define C_SLOT_SHORT   9      // micro sec.
  57 #define C_SLOT_LONG   20
  58
  59 #define C_CWMIN_A     15       // slot time
  60 #define C_CWMIN_B     31
  61
  62 #define C_CWMAX      1023     // slot time
  63
  64 //0:11A 1:11B 2:11G
  65 #define BB_TYPE_11A    0
  66 #define BB_TYPE_11B    1
  67 #define BB_TYPE_11G    2
  68
  69 //0:11a,1:11b,2:11gb(only CCK in BasicRate),3:11ga(OFDM in Basic Rate)
  70 #define PK_TYPE_11A     0
  71 #define PK_TYPE_11B     1
  72 #define PK_TYPE_11GB    2
  73 #define PK_TYPE_11GA    3
  74
  75 #define TOP_RATE_54M        0x80000000
  76 #define TOP_RATE_48M        0x40000000
  77 #define TOP_RATE_36M        0x20000000
  78 #define TOP_RATE_24M        0x10000000
  79 #define TOP_RATE_18M        0x08000000
  80 #define TOP_RATE_12M        0x04000000
  81 #define TOP_RATE_11M        0x02000000
  82 #define TOP_RATE_9M         0x01000000
  83 #define TOP_RATE_6M         0x00800000
  84 #define TOP_RATE_55M        0x00400000
  85 #define TOP_RATE_2M         0x00200000
  86 #define TOP_RATE_1M         0x00100000
  87
  88
  89 /*---------------------  Export Types  ------------------------------*/
  90
  91 /*---------------------  Export Macros ------------------------------*/
  92
  93 /*---------------------  Export Classes  ----------------------------*/
  94
  95 /*---------------------  Export Variables  --------------------------*/
  96
  97 /*---------------------  Export Functions  --------------------------*/
  98
  99 unsigned int
 100 BBuGetFrameTime(
 101      BYTE byPreambleType,
 102      BYTE byFreqType,
 103      unsigned int cbFrameLength,
 104      WORD wRate
 105     );
 106
 107 void BBvCaculateParameter(PSDevice pDevice,
 108                           unsigned int cbFrameLength,
 109                           WORD wRate,
 110                           BYTE byPacketType,
 111                           PWORD pwPhyLen,
 112                           PBYTE pbyPhySrv,
 113                           PBYTE pbyPhySgn);
 114
 115 // timer for antenna diversity
 116
 117 void TimerSQ3CallBack(void *hDeviceContext);
 118 void TimerSQ3Tmax3CallBack(void *hDeviceContext);
 119
 120 void BBvAntennaDiversity(PSDevice pDevice, BYTE byRxRate, BYTE bySQ3);
 121 void BBvLoopbackOn(PSDevice pDevice);
 122 void BBvLoopbackOff(PSDevice pDevice);
 123 void BBvSoftwareReset(PSDevice pDevice);
 124
 125 void BBvSetShortSlotTime(PSDevice pDevice);
 126 void BBvSetVGAGainOffset(PSDevice pDevice, BYTE byData);
 127 void BBvSetAntennaMode(PSDevice pDevice, BYTE byAntennaMode);
 128 BOOL BBbVT3184Init(PSDevice pDevice);
 129 void BBvSetDeepSleep(PSDevice pDevice);
 130 void BBvExitDeepSleep(PSDevice pDevice);
 131 void BBvUpdatePreEDThreshold(
 132        PSDevice    pDevice,
 133        BOOL        bScanning
 134      );
 135
 136 #endif /* __BASEBAND_H__ */