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      1 /*
      2  * RxXfer.h
      3  *
      4  * Copyright(c) 1998 - 2009 Texas Instruments. All rights reserved.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  *
     11  *  * Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  *  * Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in
     15  *    the documentation and/or other materials provided with the
     16  *    distribution.
     17  *  * Neither the name Texas Instruments nor the names of its
     18  *    contributors may be used to endorse or promote products derived
     19  *    from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     22  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     23  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     24  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     25  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     26  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     27  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     31  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 
     35 /****************************************************************************
     36  *
     37  *   MODULE:  rxXfer.h
     38  *
     39  *   PURPOSE: Rx Xfer module header file.
     40  *
     41  ****************************************************************************/
     42 
     43 #ifndef _RX_XFER_H
     44 #define _RX_XFER_H
     45 
     46 #include "rxXfer_api.h"
     47 #include "TwIf.h"
     48 
     49 
     50 #define RX_DESCRIPTOR_SIZE (sizeof(RxIfDescriptor_t))
     51 #ifdef PLATFORM_SYMBIAN	/* UMAC is using only one buffer and therefore we can't use consecutive reads */
     52     #define MAX_CONSECUTIVE_READS    1
     53 #else
     54     #define MAX_CONSECUTIVE_READS    8
     55 #endif
     56 
     57 #define MAX_PACKETS_NUMBER  8
     58 #define MAX_CONSECUTIVE_READ_TXN   16
     59 /* Max Txn size */
     60 #define MAX_PACKET_SIZE     4096
     61 
     62 typedef struct
     63 {
     64     TI_UINT32      numPacketsRead;
     65     TI_UINT32      numBytesRead;
     66     TI_UINT32      numPacketsDroppedNoMem;
     67     TI_UINT32      numPacketsDroppedPacketIDMismatch;
     68     TI_UINT32      counters;
     69     TI_UINT32      numAck0;
     70 } RxXferStats_T;
     71 
     72 
     73 typedef struct
     74 {
     75     TTxnStruct              tTxnStruct;
     76     TI_UINT32               uRegData;
     77     TI_UINT32               uRegAdata;
     78 
     79 } TRegTxn;
     80 
     81 typedef struct
     82 {
     83     TTxnStruct              tTxnStruct;
     84     TI_UINT32               uCounter;
     85 
     86 } TCounterTxn;
     87 
     88 typedef struct
     89 {
     90     TTxnStruct              tTxnStruct;
     91     TI_UINT32               uData;
     92 
     93 } TDummyTxn;
     94 
     95 typedef struct
     96 {
     97     TI_HANDLE               hOs;
     98     TI_HANDLE               hReport;
     99     TI_HANDLE               hTwIf;
    100     TI_HANDLE               hFwEvent;
    101     TI_HANDLE               hRxQueue;
    102 
    103     TI_UINT32               aRxPktsDesc[NUM_RX_PKT_DESC]; /* Array of Rx packets short descriptors (see RX_DESC_SET/GET...) */
    104     TI_UINT32               uFwRxCntr;
    105     TI_UINT32               uDrvRxCntr;
    106 
    107     TI_UINT32               uPacketMemoryPoolStart;
    108 
    109     TRequestForBufferCb     RequestForBufferCB;
    110     TI_HANDLE               RequestForBufferCB_handle;
    111 
    112     TRegTxn                 aSlaveRegTxn[MAX_CONSECUTIVE_READ_TXN];
    113     TTxnStruct              aTxnStruct[MAX_CONSECUTIVE_READ_TXN];
    114     TCounterTxn             aCounterTxn[MAX_CONSECUTIVE_READ_TXN];
    115     TDummyTxn               aDummyTxn[MAX_CONSECUTIVE_READ_TXN];
    116     TI_BOOL                 bChipIs1273Pg10;
    117 
    118     TI_UINT8                aTempBuffer[MAX_PACKET_SIZE];
    119 
    120     TI_UINT32               uAvailableTxn;
    121 
    122 #ifdef TI_DBG
    123     RxXferStats_T           DbgStats;
    124 #endif /* TI_DBG */
    125 
    126 } RxXfer_t;
    127 
    128 
    129 #endif /* _RX_XFER_H */
    130