| 1 | /*************************************************************************** |
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| 2 | * Copyright (c) 2003-2005, Broadcom Corporation |
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| 3 | * All Rights Reserved |
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| 4 | * Confidential Property of Broadcom Corporation |
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| 5 | * |
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| 6 | * THIS SOFTWARE MAY ONLY BE USED SUBJECT TO AN EXECUTED SOFTWARE LICENSE |
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| 7 | * AGREEMENT BETWEEN THE USER AND BROADCOM. YOU HAVE NO RIGHT TO USE OR |
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| 8 | * EXPLOIT THIS MATERIAL EXCEPT SUBJECT TO THE TERMS OF SUCH AN AGREEMENT. |
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| 9 | * |
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| 10 | * This file was based upon: /vobs/magnum/syslib/pvrlib/bpvrlib_rec.c@@Hydra_Software_Devel/9 |
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| 11 | * |
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| 12 | * $brcm_Workfile: bpvrlib_dynrec.c $ |
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| 13 | * $brcm_Revision: Hydra_Software_Devel/7 $ |
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| 14 | * $brcm_Date: 8/17/05 10:48a $ |
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| 15 | * |
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| 16 | * Revision History: |
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| 17 | * |
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| 18 | * $brcm_Log: /magnum/syslib/pvrlib/bpvrlib_dynrec.c $ |
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| 19 | * |
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| 20 | * Hydra_Software_Devel/7 8/17/05 10:48a marcusk |
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| 21 | * PR16713: Fixed memory leak. |
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| 22 | * |
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| 23 | * Hydra_Software_Devel/6 4/10/04 3:02p marcusk |
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| 24 | * PR10559: When overflow happens process all data from record channel |
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| 25 | * before starting again |
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| 26 | * |
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| 27 | * Hydra_Software_Devel/5 3/12/04 3:25p vsilyaev |
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| 28 | * PR 8927: Added API to return events to the application. |
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| 29 | * |
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| 30 | * Hydra_Software_Devel/4 3/1/04 3:47p marcusk |
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| 31 | * PR9930: Fixed warnings for VxWorks build. |
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| 32 | * |
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| 33 | * Hydra_Software_Devel/3 1/21/04 4:43p marcusk |
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| 34 | * PR8927: Fixed to work with latest version of XPT porting interface. |
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| 35 | * Validate channel number. |
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| 36 | * |
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| 37 | * Hydra_Software_Devel/2 1/15/04 4:40p marcusk |
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| 38 | * PR8927: Initial working version of the dynamic buffer record syslib. |
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| 39 | * |
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| 40 | * Hydra_Software_Devel/1 1/15/04 11:23a marcusk |
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| 41 | * PR8927: Initial version. |
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| 42 | * |
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| 43 | *************************************************************/ |
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| 44 | #include "bstd.h" |
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| 45 | #include "blst_squeue.h" |
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| 46 | #include "bkni.h" |
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| 47 | #include "bpvrlib_dynrec.h" |
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| 48 | #include "bmem.h" |
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| 49 | |
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| 50 | #include "bint.h" |
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| 51 | #include "bchp_int_id_xpt_int.h" |
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| 52 | |
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| 53 | BDBG_MODULE(BPVRlib_Rec); |
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| 54 | |
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| 55 | #define BPVRLIB_REC_P_ADD_TO_FREE_LIST_ISR(recHandle, p_descEntry) \ |
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| 56 | do{ \ |
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| 57 | BLST_SQ_INSERT_TAIL(&((recHandle)->recMasterHandle->freeDescList), p_descEntry, link); \ |
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| 58 | (recHandle)->recMasterHandle->numFreeDesc++; \ |
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| 59 | }while(0) |
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| 60 | |
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| 61 | #define BPVRLIB_REC_P_ADD_TO_FREE_LIST( recHandle, p_descEntry ) \ |
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| 62 | do{ \ |
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| 63 | BKNI_EnterCriticalSection(); \ |
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| 64 | BPVRLIB_REC_P_ADD_TO_FREE_LIST_ISR(recHandle, p_descEntry); \ |
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| 65 | BKNI_LeaveCriticalSection(); \ |
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| 66 | }while(0) |
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| 67 | |
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| 68 | #define BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST_ISR( recHandle, p_descEntry ) \ |
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| 69 | do{ \ |
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| 70 | p_descEntry = BLST_SQ_FIRST(&((recHandle)->recMasterHandle->freeDescList)); \ |
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| 71 | BLST_SQ_REMOVE_HEAD( &((recHandle)->recMasterHandle->freeDescList), link ); \ |
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| 72 | recHandle->recMasterHandle->numFreeDesc--; \ |
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| 73 | }while(0) |
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| 74 | |
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| 75 | #define BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST( recHandle, p_descEntry ) \ |
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| 76 | do{ \ |
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| 77 | BKNI_EnterCriticalSection(); \ |
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| 78 | BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST_ISR(recHandle, p_descEntry); \ |
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| 79 | BKNI_LeaveCriticalSection(); \ |
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| 80 | }while(0) |
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| 81 | |
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| 82 | #define BPVRLIB_REC_P_ADD_TO_HARDWARE_ISR( err, recHandle, p_descEntry ) \ |
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| 83 | do { \ |
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| 84 | BXPT_SetLastDescriptorFlag(p_descEntry->p_desc); \ |
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| 85 | BLST_SQ_INSERT_TAIL( &recHandle->hwDescList, p_descEntry, link ); \ |
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| 86 | recHandle->stats.numInHwDesc++; \ |
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| 87 | BDBG_MSG(("Adding %s descriptor",(recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd")); \ |
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| 88 | err = BXPT_Record_AddDescriptors(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, p_descEntry->p_desc, p_descEntry->p_desc); \ |
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| 89 | }while(0) |
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| 90 | |
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| 91 | #define BPVRLIB_REC_P_ADD_TO_HARDWARE( err, recHandle, p_descEntry ) \ |
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| 92 | do { \ |
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| 93 | BKNI_EnterCriticalSection(); \ |
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| 94 | BPVRLIB_REC_P_ADD_TO_HARDWARE_ISR( err, recHandle, p_descEntry ); \ |
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| 95 | BKNI_LeaveCriticalSection(); \ |
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| 96 | }while(0) |
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| 97 | |
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| 98 | typedef struct BPVRlib_Rec_P_DescEntry |
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| 99 | { |
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| 100 | BLST_SQ_ENTRY(BPVRlib_Rec_P_DescEntry) link; |
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| 101 | BXPT_PvrDescriptor *p_desc; |
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| 102 | } BPVRlib_Rec_P_DescEntry; |
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| 103 | |
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| 104 | typedef BLST_SQ_HEAD(BPVRlib_Rec_P_DescList, BPVRlib_Rec_P_DescEntry) BPVRlib_Rec_P_DescList; |
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| 105 | |
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| 106 | typedef struct BPVRlib_Rec_P_MasterHandle |
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| 107 | { |
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| 108 | unsigned usageCount; /* Number of channels currently allocated */ |
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| 109 | uint8_t *p_bfr; /* Pointer to ring buffer */ |
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| 110 | bool bfrAllocated; /* false (buffer pointer passed in), true (buffer allocated internally) */ |
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| 111 | size_t bfrSize; /* Size of ring buffer */ |
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| 112 | uint8_t *p_descBfr; /* Buffer used for descriptor allocation */ |
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| 113 | BPVRlib_Rec_P_DescEntry *p_descEntries; /* Buffer used to store descriptor list entries */ |
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| 114 | BPVRlib_Rec_P_DescList freeDescList; /* List containing all free descriptors */ |
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| 115 | uint32_t numDesc; /* Num of descriptors used for Record */ |
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| 116 | uint32_t numFreeDesc; /* Num of free descriptors available */ |
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| 117 | BPVRlib_Rec_CopyMemoryCb copyMemCb; /* Callback used to copy data into the ring buffer */ |
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| 118 | BXPT_ChanType chanType; /* Channel type */ |
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| 119 | BMEM_Handle memHandle; /* Mem handle */ |
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| 120 | BXPT_Handle xptHandle; /* XPT handle */ |
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| 121 | BINT_Handle intHandle; /* BINT handle */ |
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| 122 | } BPVRlib_Rec_P_MasterHandle; |
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| 123 | |
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| 124 | typedef struct BPVRlib_Rec_P_Handle |
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| 125 | { |
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| 126 | BPVRlib_Rec_MasterHandle recMasterHandle; /* Pointer to the master handle */ |
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| 127 | BXPT_Record_Handle xptRecHandle; /* XPT Record Handle */ |
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| 128 | unsigned chanNum; /* Channel number */ |
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| 129 | bool isInProgress; /* Record is in progress */ |
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| 130 | bool allRecordDataFound; /* Set when last bits of record data is added to ring buffer */ |
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| 131 | BKNI_EventHandle doneEvent; /* Event used to signal when the record is done */ |
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| 132 | BKNI_EventHandle descEvent; /* Event used to signal when a descriptor is done */ |
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| 133 | BPVRlib_Rec_P_DescList hwDescList; /* List containing descriptors that are loading in hardware */ |
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| 134 | BPVRlib_Rec_P_DescList compDescList; /* List containing descriptors that are loading in hardware */ |
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| 135 | uint32_t curCompDescOffset; /* Byte offset that has been read from our current completed descriptor */ |
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| 136 | uint32_t numBytesRead; /* Number of bytes that have been read, but not re-added into hardware */ |
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| 137 | uint32_t timeoutValue; /* Max number of msec to wait for an event to occur */ |
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| 138 | BPVRlib_Rec_Stats stats; /* Statistics */ |
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| 139 | BINT_CallbackHandle hRecInt; /* cb Handle for rec interrupt */ |
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| 140 | BINT_CallbackHandle hDoneInt; /* cb Handle for done interrupt */ |
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| 141 | uint32_t minDesc; /* Minimum number of descriptors to use with this channel */ |
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| 142 | } BPVRlib_Rec_P_Handle; |
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| 143 | |
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| 144 | static void BPVRlib_Rec_P_Record_isr( void * pParm1, int parm2 ); |
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| 145 | static BERR_Code BPVRlib_Rec_P_CreateIntCallbacks( BPVRlib_Rec_Handle recHandle ); |
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| 146 | static BERR_Code BPVRlib_Rec_P_EnableInterrupts( BPVRlib_Rec_Handle recHandle ); |
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| 147 | static BERR_Code BPVRlib_Rec_P_DisableInterrupts( BPVRlib_Rec_Handle recHandle ); |
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| 148 | static BERR_Code BPVRlib_Rec_P_GetDescSize( BPVRlib_Rec_Handle recHandle, BXPT_PvrDescriptor *p_desc, size_t *p_descSize ); |
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| 149 | |
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| 150 | BERR_Code BPVRlib_Rec_Open( |
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| 151 | BPVRlib_Rec_MasterHandle *pRecMasterHandle, /* [out] context handle */ |
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| 152 | BXPT_Handle xptHandle, /* XPT handle */ |
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| 153 | BMEM_Handle memHandle, /* Mem handle */ |
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| 154 | BINT_Handle intHandle, /* Int handle */ |
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| 155 | BXPT_ChanType chanType, /* Record channel type */ |
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| 156 | uint8_t *p_bfr, /* pointer to buffer that should be used for record buffer, 0 to allocate the buffer internally */ |
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| 157 | size_t bfrSize, /* size of record record buffer (in bytes) */ |
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| 158 | uint32_t numDesc, /* number of descriptors to use (minimum of 2 per record channel to be used) */ |
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| 159 | BPVRlib_Rec_CopyMemoryCb copyMemCb /* function pointer for memory copies (optional) */ |
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| 160 | ) |
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| 161 | { |
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| 162 | BERR_Code err = BERR_SUCCESS; |
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| 163 | uint32_t i; |
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| 164 | BXPT_PvrDescriptor *p_desc; |
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| 165 | BPVRlib_Rec_MasterHandle recHandle; |
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| 166 | size_t descSize = bfrSize / numDesc; |
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| 167 | size_t bfrOffset; |
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| 168 | |
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| 169 | if( ((bfrSize / numDesc) % 4) || bfrSize == 0 ) |
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| 170 | { |
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| 171 | err = BERR_TRACE(BERR_INVALID_PARAMETER) ; |
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| 172 | BDBG_ERR(("pvr_recordAllocate(): (buffer size / number of descriptors) must be multiple of 32 bits!")); |
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| 173 | goto done; |
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| 174 | } |
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| 175 | |
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| 176 | recHandle = BKNI_Malloc( sizeof(BPVRlib_Rec_P_MasterHandle) ); |
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| 177 | if( recHandle == NULL ) |
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| 178 | { |
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| 179 | err = BERR_TRACE(BERR_OUT_OF_SYSTEM_MEMORY); |
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| 180 | goto done; |
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| 181 | } |
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| 182 | |
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| 183 | BKNI_Memset( recHandle, 0, sizeof(BPVRlib_Rec_P_MasterHandle) ); |
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| 184 | |
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| 185 | if( p_bfr == NULL ) |
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| 186 | { |
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| 187 | p_bfr = BMEM_Alloc( memHandle, bfrSize ); |
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| 188 | if( p_bfr == NULL ) |
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| 189 | { |
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| 190 | err = BERR_TRACE(BERR_OUT_OF_DEVICE_MEMORY); |
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| 191 | goto error; |
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| 192 | } |
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| 193 | recHandle->bfrAllocated = true; |
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| 194 | } |
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| 195 | |
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| 196 | /* Save parameters */ |
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| 197 | recHandle->p_bfr = p_bfr; |
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| 198 | recHandle->bfrSize = bfrSize; |
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| 199 | recHandle->numDesc = numDesc; |
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| 200 | recHandle->copyMemCb = copyMemCb; |
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| 201 | recHandle->xptHandle = xptHandle; |
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| 202 | recHandle->memHandle = memHandle; |
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| 203 | recHandle->chanType = chanType; |
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| 204 | recHandle->xptHandle = xptHandle; |
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| 205 | recHandle->intHandle = intHandle; |
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| 206 | |
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| 207 | /* Init our lists */ |
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| 208 | BLST_SQ_INIT( &recHandle->freeDescList ); |
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| 209 | |
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| 210 | /* Descriptors must be 16 byte aligned so allocate an extra 15 bytes */ |
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| 211 | recHandle->p_descBfr = BMEM_AllocAligned( recHandle->memHandle, (sizeof(BXPT_PvrDescriptor)*numDesc), 4 /* 16 byte aligned */, 0 ); |
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| 212 | p_desc = (BXPT_PvrDescriptor *)recHandle->p_descBfr; |
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| 213 | if( p_desc == NULL ) |
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| 214 | { |
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| 215 | err = BERR_TRACE(BERR_OUT_OF_DEVICE_MEMORY); |
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| 216 | goto error; |
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| 217 | } |
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| 218 | |
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| 219 | /* Allocate storage for our descriptor entries */ |
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| 220 | recHandle->p_descEntries = BKNI_Malloc( sizeof(BPVRlib_Rec_P_DescEntry) * numDesc ); |
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| 221 | if( recHandle->p_descEntries == NULL ) |
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| 222 | { |
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| 223 | err = BERR_TRACE(BERR_OUT_OF_SYSTEM_MEMORY); |
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| 224 | goto error; |
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| 225 | } |
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| 226 | |
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| 227 | bfrOffset = 0; |
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| 228 | /* Assign a descriptor to each descriptor list entry and add them to the free list */ |
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| 229 | for( i = 0; i < numDesc; i++ ) |
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| 230 | { |
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| 231 | BDBG_ASSERT( bfrOffset + descSize <= bfrSize ); |
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| 232 | recHandle->p_descEntries[i].p_desc = &p_desc[i]; |
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| 233 | |
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| 234 | err = BXPT_Record_CreateDesc(recHandle->xptHandle, recHandle->p_descEntries[i].p_desc, p_bfr+bfrOffset, descSize, true, NULL); |
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| 235 | if( err != BERR_SUCCESS ) |
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| 236 | { |
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| 237 | goto error; |
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| 238 | } |
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| 239 | BDBG_WRN(("Created descriptor, %08X, %ld", recHandle->p_descEntries[i].p_desc->BufferStartAddr, recHandle->p_descEntries[i].p_desc->BufferLength)); |
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| 240 | |
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| 241 | BLST_SQ_INSERT_TAIL(&recHandle->freeDescList, &recHandle->p_descEntries[i], link); |
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| 242 | recHandle->numFreeDesc++; |
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| 243 | bfrOffset += descSize; |
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| 244 | } |
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| 245 | |
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| 246 | done: |
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| 247 | *pRecMasterHandle = recHandle; |
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| 248 | return err; |
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| 249 | |
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| 250 | error: |
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| 251 | BPVRlib_Rec_Close( recHandle ); |
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| 252 | return err; |
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| 253 | } |
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| 254 | |
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| 255 | BERR_Code BPVRlib_Rec_Close( |
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| 256 | BPVRlib_Rec_MasterHandle recHandle /* context handle */ |
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| 257 | ) |
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| 258 | { |
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| 259 | if( recHandle->usageCount ) |
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| 260 | { |
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| 261 | return BERR_TRACE(BERR_UNKNOWN); |
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| 262 | } |
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| 263 | |
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| 264 | if( recHandle->p_descBfr != NULL ) BMEM_Free( recHandle->memHandle, recHandle->p_descBfr ); |
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| 265 | if( recHandle->bfrAllocated == true ) BMEM_Free( recHandle->memHandle, recHandle->p_bfr ); |
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| 266 | if( recHandle->p_descEntries != NULL ) BKNI_Free( recHandle->p_descEntries ); |
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| 267 | |
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| 268 | BKNI_Free(recHandle); |
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| 269 | |
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| 270 | return BERR_SUCCESS; |
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| 271 | } |
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| 272 | |
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| 273 | BERR_Code BPVRlib_Rec_ChannelOpen( |
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| 274 | BPVRlib_Rec_Handle *pRecChanHandle, /* [out] context handle */ |
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| 275 | BPVRlib_Rec_MasterHandle recMasterHandle, /* master handle context */ |
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| 276 | BXPT_Record_Handle xptRecHandle, /* XPT record handle */ |
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| 277 | unsigned chanNum, /* record channel number */ |
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| 278 | uint32_t minDesc /* minimum number of descriptors that should be always allocated for this record channel (0 is auto) */ |
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| 279 | ) |
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| 280 | { |
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| 281 | BPVRlib_Rec_Handle recHandle; |
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| 282 | BERR_Code err; |
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| 283 | BXPT_Capability xptCaps; |
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| 284 | |
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| 285 | BXPT_GetCapability(recMasterHandle->xptHandle, &xptCaps ); |
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| 286 | |
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| 287 | if( chanNum >= xptCaps.MaxRecords ) |
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| 288 | { |
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| 289 | err = BERR_TRACE(BERR_INVALID_PARAMETER); |
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| 290 | goto done; |
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| 291 | } |
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| 292 | |
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| 293 | recHandle = BKNI_Malloc( sizeof(BPVRlib_Rec_P_Handle) ); |
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| 294 | if( recHandle == NULL ) |
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| 295 | { |
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| 296 | err = BERR_TRACE(BERR_OUT_OF_SYSTEM_MEMORY); |
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| 297 | goto done; |
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| 298 | } |
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| 299 | |
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| 300 | BKNI_Memset( recHandle, 0, sizeof(BPVRlib_Rec_P_Handle) ); |
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| 301 | |
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| 302 | recHandle->chanNum = chanNum; |
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| 303 | recHandle->xptRecHandle = xptRecHandle; |
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| 304 | recHandle->recMasterHandle = recMasterHandle; |
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| 305 | recHandle->timeoutValue = -1; |
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| 306 | |
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| 307 | if( minDesc == 0 ) |
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| 308 | { |
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| 309 | minDesc = 3; |
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| 310 | } |
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| 311 | |
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| 312 | recHandle->minDesc = minDesc; |
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| 313 | |
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| 314 | /* Init our lists */ |
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| 315 | BLST_SQ_INIT( &recHandle->compDescList ); |
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| 316 | BLST_SQ_INIT( &recHandle->hwDescList ); |
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| 317 | |
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| 318 | err = BKNI_CreateEvent(&recHandle->doneEvent); |
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| 319 | if( err != BERR_SUCCESS ) |
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| 320 | { |
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| 321 | goto done; |
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| 322 | } |
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| 323 | err = BKNI_CreateEvent(&recHandle->descEvent); |
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| 324 | if( err != BERR_SUCCESS ) |
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| 325 | { |
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| 326 | goto done; |
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| 327 | } |
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| 328 | err = BPVRlib_Rec_P_CreateIntCallbacks(recHandle); |
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| 329 | if( err != BERR_SUCCESS ) |
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| 330 | { |
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| 331 | goto done; |
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| 332 | } |
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| 333 | |
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| 334 | BKNI_EnterCriticalSection(); |
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| 335 | recHandle->recMasterHandle->usageCount++; |
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| 336 | BKNI_LeaveCriticalSection(); |
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| 337 | |
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| 338 | done: |
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| 339 | *pRecChanHandle = recHandle; |
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| 340 | return err; |
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| 341 | |
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| 342 | } |
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| 343 | |
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| 344 | BERR_Code BPVRlib_Rec_ChannelClose( |
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| 345 | BPVRlib_Rec_Handle recHandle |
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| 346 | ) |
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| 347 | { |
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| 348 | if( recHandle->isInProgress ) |
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| 349 | { |
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| 350 | return BERR_TRACE(BERR_UNKNOWN); |
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| 351 | } |
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| 352 | |
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| 353 | BKNI_EnterCriticalSection(); |
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| 354 | recHandle->recMasterHandle->usageCount--; |
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| 355 | BKNI_LeaveCriticalSection(); |
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| 356 | |
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| 357 | if( recHandle->doneEvent ) BKNI_DestroyEvent(recHandle->doneEvent); |
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| 358 | if( recHandle->descEvent ) BKNI_DestroyEvent(recHandle->descEvent); |
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| 359 | |
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| 360 | BKNI_Free(recHandle); |
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| 361 | |
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| 362 | return BERR_SUCCESS; |
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| 363 | } |
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| 364 | |
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| 365 | BERR_Code |
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| 366 | BPVRlib_Rec_GetEvents(BPVRlib_Rec_Handle recHandle, BPVRlib_Rec_Events *events) |
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| 367 | { |
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| 368 | events->descEvent = recHandle->descEvent; |
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| 369 | events->finishedEvent = recHandle->doneEvent; |
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| 370 | return BERR_SUCCESS; |
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| 371 | } |
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| 372 | |
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| 373 | BERR_Code BPVRlib_Rec_Start( |
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| 374 | BPVRlib_Rec_Handle recHandle /* context handle */ |
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| 375 | ) |
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| 376 | { |
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| 377 | BERR_Code err = BERR_SUCCESS; |
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| 378 | BPVRlib_Rec_P_DescEntry *p_descEntry; |
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| 379 | |
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| 380 | if( recHandle->isInProgress ) |
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| 381 | { |
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| 382 | return BERR_TRACE(BERR_UNKNOWN); |
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| 383 | } |
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| 384 | |
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| 385 | recHandle->numBytesRead = 0; |
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| 386 | recHandle->curCompDescOffset = 0; |
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| 387 | recHandle->stats.numDescAdded = 0; |
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| 388 | recHandle->stats.numDescCompleted = 0; |
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| 389 | recHandle->stats.numOverFlows = 0; |
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| 390 | recHandle->stats.numBufferBlocks = 0; |
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| 391 | recHandle->stats.numTimeouts = 0; |
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| 392 | recHandle->stats.maxBfrDepth = 0; |
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| 393 | recHandle->stats.bfrDepth = 0; |
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| 394 | |
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| 395 | for( p_descEntry = BLST_SQ_FIRST(&recHandle->compDescList); p_descEntry; p_descEntry = BLST_SQ_FIRST(&recHandle->compDescList) ) |
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| 396 | { |
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| 397 | BLST_SQ_REMOVE_HEAD(&recHandle->compDescList, link); |
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| 398 | recHandle->stats.numCompDesc--; |
|---|
| 399 | BPVRLIB_REC_P_ADD_TO_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 400 | } |
|---|
| 401 | |
|---|
| 402 | /* Now load our minimum number of descriptors into hardware */ |
|---|
| 403 | while( recHandle->stats.numInHwDesc < recHandle->minDesc ) |
|---|
| 404 | { |
|---|
| 405 | BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 406 | if( p_descEntry == NULL ) |
|---|
| 407 | { |
|---|
| 408 | BDBG_WRN(("Record started with only %ld descriptors (minimum is supposed to be %ld", recHandle->stats.numInHwDesc, recHandle->minDesc)); |
|---|
| 409 | break; |
|---|
| 410 | } |
|---|
| 411 | |
|---|
| 412 | BDBG_WRN(("Adding descriptor, %08X, %ld", p_descEntry->p_desc->BufferStartAddr, p_descEntry->p_desc->BufferLength)); |
|---|
| 413 | |
|---|
| 414 | BPVRLIB_REC_P_ADD_TO_HARDWARE( err, recHandle, p_descEntry ); |
|---|
| 415 | if( err != BERR_SUCCESS ) |
|---|
| 416 | { |
|---|
| 417 | goto done; |
|---|
| 418 | } |
|---|
| 419 | } |
|---|
| 420 | |
|---|
| 421 | err = BPVRlib_Rec_P_EnableInterrupts( recHandle ); |
|---|
| 422 | if( err != BERR_SUCCESS ) |
|---|
| 423 | { |
|---|
| 424 | goto done; |
|---|
| 425 | } |
|---|
| 426 | |
|---|
| 427 | if( recHandle->recMasterHandle->chanType == BXPT_ChanType_eRecord ) |
|---|
| 428 | { |
|---|
| 429 | err = BXPT_Record_StartChannel(recHandle->xptRecHandle); |
|---|
| 430 | if( err != BERR_SUCCESS ) |
|---|
| 431 | { |
|---|
| 432 | goto done; |
|---|
| 433 | } |
|---|
| 434 | } |
|---|
| 435 | else |
|---|
| 436 | { |
|---|
| 437 | err = BXPT_Record_StartScdChannel(recHandle->xptRecHandle, BXPT_IndexTable_eStartCode4Word); |
|---|
| 438 | if( err != BERR_SUCCESS ) |
|---|
| 439 | { |
|---|
| 440 | goto done; |
|---|
| 441 | } |
|---|
| 442 | } |
|---|
| 443 | |
|---|
| 444 | /* |
|---|
| 445 | It is okay to set these flags after the record hardware has started for the following reasons: |
|---|
| 446 | These flags are only touched by non-isr functions (which must be serialed with this function, |
|---|
| 447 | or when the done interrupt is set by the hardware. The done interrupt will never be set |
|---|
| 448 | until after the record channel is stopped. |
|---|
| 449 | */ |
|---|
| 450 | recHandle->isInProgress = true; |
|---|
| 451 | recHandle->allRecordDataFound = false; |
|---|
| 452 | |
|---|
| 453 | done: |
|---|
| 454 | return err; |
|---|
| 455 | } |
|---|
| 456 | |
|---|
| 457 | BERR_Code BPVRlib_Rec_P_CreateIntCallbacks( BPVRlib_Rec_Handle recHandle ) |
|---|
| 458 | { |
|---|
| 459 | BERR_Code err = BERR_SUCCESS; |
|---|
| 460 | |
|---|
| 461 | /* For each record channel we need to enable the record and done interrupts */ |
|---|
| 462 | BINT_Id recInt; |
|---|
| 463 | BINT_Id doneInt; |
|---|
| 464 | |
|---|
| 465 | if( recHandle->recMasterHandle->chanType == BXPT_ChanType_eRecord ) |
|---|
| 466 | { |
|---|
| 467 | switch( recHandle->chanNum ) |
|---|
| 468 | { |
|---|
| 469 | case 0: |
|---|
| 470 | recInt = BCHP_INT_ID_REC0_INT; |
|---|
| 471 | doneInt = BCHP_INT_ID_REC0_DONE; |
|---|
| 472 | break; |
|---|
| 473 | case 1: |
|---|
| 474 | recInt = BCHP_INT_ID_REC1_INT; |
|---|
| 475 | doneInt = BCHP_INT_ID_REC1_DONE; |
|---|
| 476 | break; |
|---|
| 477 | case 2: |
|---|
| 478 | recInt = BCHP_INT_ID_REC2_INT; |
|---|
| 479 | doneInt = BCHP_INT_ID_REC2_DONE; |
|---|
| 480 | break; |
|---|
| 481 | } |
|---|
| 482 | } |
|---|
| 483 | else |
|---|
| 484 | { |
|---|
| 485 | switch( recHandle->chanNum ) |
|---|
| 486 | { |
|---|
| 487 | case 0: |
|---|
| 488 | recInt = BCHP_INT_ID_SCD0_INT; |
|---|
| 489 | doneInt = BCHP_INT_ID_SCD0_DONE; |
|---|
| 490 | break; |
|---|
| 491 | case 1: |
|---|
| 492 | recInt = BCHP_INT_ID_SCD1_INT; |
|---|
| 493 | doneInt = BCHP_INT_ID_SCD1_DONE; |
|---|
| 494 | break; |
|---|
| 495 | case 2: |
|---|
| 496 | recInt = BCHP_INT_ID_SCD2_INT; |
|---|
| 497 | doneInt = BCHP_INT_ID_SCD2_DONE; |
|---|
| 498 | break; |
|---|
| 499 | } |
|---|
| 500 | } |
|---|
| 501 | |
|---|
| 502 | err = BINT_CreateCallback(&recHandle->hRecInt, recHandle->recMasterHandle->intHandle, recInt, BPVRlib_Rec_P_Record_isr, recHandle, 0); |
|---|
| 503 | if( err != BERR_SUCCESS ) |
|---|
| 504 | { |
|---|
| 505 | goto done; |
|---|
| 506 | } |
|---|
| 507 | err = BINT_CreateCallback(&recHandle->hDoneInt, recHandle->recMasterHandle->intHandle, doneInt, BPVRlib_Rec_P_Record_isr, recHandle, 1); |
|---|
| 508 | if( err != BERR_SUCCESS ) |
|---|
| 509 | { |
|---|
| 510 | goto done; |
|---|
| 511 | } |
|---|
| 512 | |
|---|
| 513 | done: |
|---|
| 514 | return err; |
|---|
| 515 | } |
|---|
| 516 | |
|---|
| 517 | BERR_Code BPVRlib_Rec_P_EnableInterrupts( BPVRlib_Rec_Handle recHandle ) |
|---|
| 518 | { |
|---|
| 519 | BERR_Code err = BERR_SUCCESS; |
|---|
| 520 | |
|---|
| 521 | err = BINT_EnableCallback( recHandle->hDoneInt ); |
|---|
| 522 | if( err != BERR_SUCCESS ) |
|---|
| 523 | { |
|---|
| 524 | goto done; |
|---|
| 525 | } |
|---|
| 526 | |
|---|
| 527 | err = BINT_EnableCallback( recHandle->hRecInt ); |
|---|
| 528 | if( err != BERR_SUCCESS ) |
|---|
| 529 | { |
|---|
| 530 | goto done; |
|---|
| 531 | } |
|---|
| 532 | |
|---|
| 533 | done: |
|---|
| 534 | return err; |
|---|
| 535 | } |
|---|
| 536 | |
|---|
| 537 | BERR_Code BPVRlib_Rec_GetData( |
|---|
| 538 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 539 | uint8_t *p_bfr, /* [out,sizeof(*p_bfrSize)] pointer to destination buffer */ |
|---|
| 540 | size_t *p_bfrSize, /* [in,out] size of destination buffer (in bytes), returns number of bytes actually copied */ |
|---|
| 541 | bool block, /* false (do not block), true (block until data is available) */ |
|---|
| 542 | bool *p_overflow /* [out] returns 1 if record overflow has occurred */ |
|---|
| 543 | ) |
|---|
| 544 | { |
|---|
| 545 | BERR_Code err = BERR_SUCCESS; |
|---|
| 546 | uint8_t *p_srcBfr; |
|---|
| 547 | size_t srcBfrSize; |
|---|
| 548 | |
|---|
| 549 | *p_overflow = false; |
|---|
| 550 | |
|---|
| 551 | err = BPVRlib_Rec_GetDataRequest( recHandle, &p_srcBfr, &srcBfrSize, block ); |
|---|
| 552 | |
|---|
| 553 | if( srcBfrSize > *p_bfrSize ) |
|---|
| 554 | { |
|---|
| 555 | srcBfrSize = *p_bfrSize; |
|---|
| 556 | } |
|---|
| 557 | |
|---|
| 558 | /* Make sure to init this variable before returing due to errors */ |
|---|
| 559 | *p_bfrSize = 0; |
|---|
| 560 | |
|---|
| 561 | if( srcBfrSize == 0 || err != BERR_SUCCESS ) |
|---|
| 562 | { |
|---|
| 563 | goto done; |
|---|
| 564 | } |
|---|
| 565 | |
|---|
| 566 | if( recHandle->recMasterHandle->copyMemCb ) |
|---|
| 567 | { |
|---|
| 568 | (*recHandle->recMasterHandle->copyMemCb)( p_bfr, p_srcBfr, srcBfrSize ); |
|---|
| 569 | } |
|---|
| 570 | else |
|---|
| 571 | { |
|---|
| 572 | err = BERR_TRACE(BERR_NOT_INITIALIZED); |
|---|
| 573 | goto done; |
|---|
| 574 | } |
|---|
| 575 | |
|---|
| 576 | err = BPVRlib_Rec_UpdateReadPointer( recHandle, srcBfrSize, block, p_overflow ); |
|---|
| 577 | if( err != BERR_SUCCESS ) |
|---|
| 578 | { |
|---|
| 579 | BDBG_WRN(("BPVRlib_Rec_GetData(): No blocking requirement caused write pointer update to timeout")); |
|---|
| 580 | goto done; |
|---|
| 581 | } |
|---|
| 582 | |
|---|
| 583 | *p_bfrSize = srcBfrSize; |
|---|
| 584 | |
|---|
| 585 | done: |
|---|
| 586 | return err; |
|---|
| 587 | } |
|---|
| 588 | |
|---|
| 589 | |
|---|
| 590 | BERR_Code BPVRlib_Rec_P_GetDescSize( BPVRlib_Rec_Handle recHandle, BXPT_PvrDescriptor *p_desc, size_t *p_descSize ) |
|---|
| 591 | { |
|---|
| 592 | BERR_Code err = BERR_SUCCESS; |
|---|
| 593 | uint32_t physHwWriteAddr; |
|---|
| 594 | uint32_t descSize; |
|---|
| 595 | |
|---|
| 596 | descSize = p_desc->BufferLength; |
|---|
| 597 | |
|---|
| 598 | /* If recording has ended we may have a final partial buffer on our complete list */ |
|---|
| 599 | if( !recHandle->isInProgress ) |
|---|
| 600 | { |
|---|
| 601 | err = BXPT_Record_GetCurrentBufferAddress(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, &physHwWriteAddr); |
|---|
| 602 | if( err != BERR_SUCCESS ) |
|---|
| 603 | { |
|---|
| 604 | goto done; |
|---|
| 605 | } |
|---|
| 606 | |
|---|
| 607 | if( (p_desc->BufferStartAddr < physHwWriteAddr) && |
|---|
| 608 | ((p_desc->BufferStartAddr+p_desc->BufferLength) > physHwWriteAddr) ) |
|---|
| 609 | { |
|---|
| 610 | /* Recording is done, so include last bits of data that was recorded by hardware */ |
|---|
| 611 | descSize = physHwWriteAddr - p_desc->BufferStartAddr; |
|---|
| 612 | } |
|---|
| 613 | } |
|---|
| 614 | |
|---|
| 615 | *p_descSize = descSize - recHandle->curCompDescOffset; |
|---|
| 616 | |
|---|
| 617 | done: |
|---|
| 618 | return err; |
|---|
| 619 | } |
|---|
| 620 | |
|---|
| 621 | BERR_Code BPVRlib_Rec_GetDataRequest( |
|---|
| 622 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 623 | uint8_t **pp_bfr, /* [out] returns pointer to the start of valid data */ |
|---|
| 624 | size_t *p_bfrSize, /* [out] returns size of the valid data (in bytes) */ |
|---|
| 625 | bool block /* 0 (do not block), 1 (block until data is available) */ |
|---|
| 626 | ) |
|---|
| 627 | { |
|---|
| 628 | BERR_Code err = BERR_SUCCESS; |
|---|
| 629 | BPVRlib_Rec_P_DescEntry *p_descEntry; |
|---|
| 630 | |
|---|
| 631 | *pp_bfr = NULL; |
|---|
| 632 | *p_bfrSize = 0; |
|---|
| 633 | |
|---|
| 634 | if( !recHandle->isInProgress ) |
|---|
| 635 | { |
|---|
| 636 | /* Do not allow blocking when the record is not actively in progress */ |
|---|
| 637 | block = 0; |
|---|
| 638 | } |
|---|
| 639 | |
|---|
| 640 | while( 1 ) |
|---|
| 641 | { |
|---|
| 642 | BKNI_EnterCriticalSection(); |
|---|
| 643 | p_descEntry = BLST_SQ_FIRST(&recHandle->compDescList); |
|---|
| 644 | BKNI_LeaveCriticalSection(); |
|---|
| 645 | |
|---|
| 646 | if( p_descEntry ) |
|---|
| 647 | { |
|---|
| 648 | err = BMEM_ConvertOffsetToAddress( recHandle->recMasterHandle->memHandle, |
|---|
| 649 | p_descEntry->p_desc->BufferStartAddr+recHandle->curCompDescOffset, |
|---|
| 650 | (void **)pp_bfr ); |
|---|
| 651 | if( err != BERR_SUCCESS ) |
|---|
| 652 | { |
|---|
| 653 | break; |
|---|
| 654 | } |
|---|
| 655 | err = BPVRlib_Rec_P_GetDescSize( recHandle, p_descEntry->p_desc, p_bfrSize ); |
|---|
| 656 | break; |
|---|
| 657 | } |
|---|
| 658 | else if( !recHandle->isInProgress ) |
|---|
| 659 | { |
|---|
| 660 | /* Don't wait for more data, as no more will ever come in! */ |
|---|
| 661 | BDBG_MSG(("All data complete")); |
|---|
| 662 | break; |
|---|
| 663 | } |
|---|
| 664 | else if( block ) |
|---|
| 665 | { |
|---|
| 666 | recHandle->stats.numBufferBlocks++; |
|---|
| 667 | BDBG_MSG(("Waiting for %s desc event: Line: %ld, free: %d, hwd: %d, comp: %d", (recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd", __LINE__, recHandle->recMasterHandle->numFreeDesc, recHandle->stats.numInHwDesc, recHandle->stats.numCompDesc)); |
|---|
| 668 | err = BKNI_WaitForEvent( recHandle->descEvent, recHandle->timeoutValue); |
|---|
| 669 | if( err != BERR_SUCCESS ) |
|---|
| 670 | { |
|---|
| 671 | if( err == BERR_TIMEOUT ) |
|---|
| 672 | { |
|---|
| 673 | recHandle->stats.numTimeouts++; |
|---|
| 674 | BDBG_WRN(("pvr_recordGetDataRequest(): Timeout waiting for descriptor to become available")); |
|---|
| 675 | break; |
|---|
| 676 | } |
|---|
| 677 | else |
|---|
| 678 | { |
|---|
| 679 | BDBG_ERR(("pvr_recordGetDataRequest(): Fatal error waiting for descriptor to become available")); |
|---|
| 680 | break; |
|---|
| 681 | } |
|---|
| 682 | } |
|---|
| 683 | else |
|---|
| 684 | { |
|---|
| 685 | BDBG_MSG(("Got %s desc event", (recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd")); |
|---|
| 686 | } |
|---|
| 687 | } |
|---|
| 688 | else |
|---|
| 689 | { |
|---|
| 690 | break; |
|---|
| 691 | } |
|---|
| 692 | } |
|---|
| 693 | |
|---|
| 694 | return err; |
|---|
| 695 | } |
|---|
| 696 | |
|---|
| 697 | BERR_Code BPVRlib_Rec_UpdateReadPointer( |
|---|
| 698 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 699 | size_t bytesRead, /* number of bytes that have been read from ring buffer */ |
|---|
| 700 | bool block, /* not currently used */ |
|---|
| 701 | bool *p_overflow /* [out] returns true if record overflow has occurred */ |
|---|
| 702 | ) |
|---|
| 703 | { |
|---|
| 704 | BPVRlib_Rec_P_DescEntry *p_descEntry; |
|---|
| 705 | BERR_Code err = BERR_SUCCESS; |
|---|
| 706 | |
|---|
| 707 | BSTD_UNUSED(block); |
|---|
| 708 | |
|---|
| 709 | *p_overflow = false; |
|---|
| 710 | |
|---|
| 711 | if( recHandle->isInProgress ) |
|---|
| 712 | { |
|---|
| 713 | BXPT_Record_ChannelStatus status; |
|---|
| 714 | |
|---|
| 715 | err = BXPT_Record_GetChannelStatus(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, &status); |
|---|
| 716 | if( err != BERR_SUCCESS ) |
|---|
| 717 | { |
|---|
| 718 | goto done; |
|---|
| 719 | } |
|---|
| 720 | |
|---|
| 721 | if( status.Finished ) |
|---|
| 722 | { |
|---|
| 723 | recHandle->stats.numOverFlows++; |
|---|
| 724 | BDBG_WRN(("pvr_recordUpdateReadPointer(): Record channel %ld overflow detected!", recHandle->chanNum)); |
|---|
| 725 | *p_overflow = true; |
|---|
| 726 | } |
|---|
| 727 | } |
|---|
| 728 | |
|---|
| 729 | BKNI_EnterCriticalSection(); |
|---|
| 730 | p_descEntry = BLST_SQ_FIRST(&recHandle->compDescList); |
|---|
| 731 | BKNI_LeaveCriticalSection(); |
|---|
| 732 | if( p_descEntry ) |
|---|
| 733 | { |
|---|
| 734 | uint32_t bfrSize; |
|---|
| 735 | err = BPVRlib_Rec_P_GetDescSize( recHandle, p_descEntry->p_desc, &bfrSize ); |
|---|
| 736 | if( err != BERR_SUCCESS ) |
|---|
| 737 | { |
|---|
| 738 | goto done; |
|---|
| 739 | } |
|---|
| 740 | |
|---|
| 741 | if( bytesRead > bfrSize ) |
|---|
| 742 | { |
|---|
| 743 | err = BERR_TRACE(BERR_INVALID_PARAMETER); |
|---|
| 744 | goto done; |
|---|
| 745 | } |
|---|
| 746 | else if( bytesRead == bfrSize ) |
|---|
| 747 | { |
|---|
| 748 | BKNI_EnterCriticalSection(); |
|---|
| 749 | BLST_SQ_REMOVE_HEAD(&recHandle->compDescList, link); |
|---|
| 750 | recHandle->stats.numCompDesc--; |
|---|
| 751 | BKNI_LeaveCriticalSection(); |
|---|
| 752 | |
|---|
| 753 | recHandle->curCompDescOffset = 0; |
|---|
| 754 | |
|---|
| 755 | if( *p_overflow ) |
|---|
| 756 | { |
|---|
| 757 | /* |
|---|
| 758 | When we overflow we want to make sure to process as much data from the |
|---|
| 759 | record channel as possible before starting up the record process. This |
|---|
| 760 | should help the system settle after it hits an overflow condition |
|---|
| 761 | (otherwise it might get into a scenario when it constantly keeps |
|---|
| 762 | overflowing and has a hard time recovering). |
|---|
| 763 | */ |
|---|
| 764 | if( recHandle->stats.numCompDesc > 0 ) |
|---|
| 765 | { |
|---|
| 766 | BPVRLIB_REC_P_ADD_TO_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 767 | } |
|---|
| 768 | else |
|---|
| 769 | { |
|---|
| 770 | /* |
|---|
| 771 | We have now processed all data from this channel. |
|---|
| 772 | Add the minimum descriptors if possible to the record channel. |
|---|
| 773 | */ |
|---|
| 774 | do |
|---|
| 775 | { |
|---|
| 776 | BPVRLIB_REC_P_ADD_TO_HARDWARE( err, recHandle, p_descEntry ); |
|---|
| 777 | if( recHandle->stats.numInHwDesc < recHandle->minDesc ) |
|---|
| 778 | { |
|---|
| 779 | BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 780 | } |
|---|
| 781 | else |
|---|
| 782 | { |
|---|
| 783 | p_descEntry = NULL; |
|---|
| 784 | } |
|---|
| 785 | } while( p_descEntry ); |
|---|
| 786 | } |
|---|
| 787 | } |
|---|
| 788 | else if( recHandle->stats.numInHwDesc < recHandle->minDesc && recHandle->isInProgress ) |
|---|
| 789 | { |
|---|
| 790 | /* |
|---|
| 791 | We want to reuse this buffer for this playback channel since we don't have |
|---|
| 792 | our minimum number of descriptors allocated to the channel. However, we |
|---|
| 793 | need to protect ourselves since the interrupt routine might also be adding |
|---|
| 794 | descriptors (thus the need for critical sections). |
|---|
| 795 | */ |
|---|
| 796 | BPVRLIB_REC_P_ADD_TO_HARDWARE( err, recHandle, p_descEntry ); |
|---|
| 797 | } |
|---|
| 798 | else |
|---|
| 799 | { |
|---|
| 800 | BPVRLIB_REC_P_ADD_TO_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 801 | } |
|---|
| 802 | } |
|---|
| 803 | else |
|---|
| 804 | { |
|---|
| 805 | recHandle->curCompDescOffset += bytesRead; |
|---|
| 806 | } |
|---|
| 807 | } |
|---|
| 808 | else |
|---|
| 809 | { |
|---|
| 810 | err = BERR_TRACE(BERR_INVALID_PARAMETER); |
|---|
| 811 | goto done; |
|---|
| 812 | } |
|---|
| 813 | |
|---|
| 814 | recHandle->stats.bfrDepth -= bytesRead; |
|---|
| 815 | recHandle->numBytesRead += bytesRead; |
|---|
| 816 | |
|---|
| 817 | done: |
|---|
| 818 | return err; |
|---|
| 819 | } |
|---|
| 820 | |
|---|
| 821 | void BPVRlib_Rec_P_Record_isr( void * pParm1, int parm2 ) |
|---|
| 822 | { |
|---|
| 823 | BERR_Code err; |
|---|
| 824 | uint32_t physHwWriteAddr; |
|---|
| 825 | uint32_t descSize; |
|---|
| 826 | bool lastDescriptorFound = false; |
|---|
| 827 | BPVRlib_Rec_P_DescEntry *p_descEntry; |
|---|
| 828 | BPVRlib_Rec_Handle recHandle = (BPVRlib_Rec_Handle)pParm1; |
|---|
| 829 | |
|---|
| 830 | BDBG_MSG(("Got %s %s Interrupt", (recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd", parm2?"Done":"Desc" )); |
|---|
| 831 | |
|---|
| 832 | while( 1 ) |
|---|
| 833 | { |
|---|
| 834 | p_descEntry = BLST_SQ_FIRST(&recHandle->hwDescList); |
|---|
| 835 | if( p_descEntry == NULL ) |
|---|
| 836 | { |
|---|
| 837 | BDBG_MSG(("No hardware descriptors left...")); |
|---|
| 838 | break; |
|---|
| 839 | } |
|---|
| 840 | |
|---|
| 841 | err = BXPT_Record_GetCurrentBufferAddress(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, &physHwWriteAddr); |
|---|
| 842 | BDBG_ASSERT(err == BERR_SUCCESS); |
|---|
| 843 | |
|---|
| 844 | BDBG_MSG(("Desc Bfr Addr: %08X, Size: %ld", p_descEntry->p_desc->BufferStartAddr, p_descEntry->p_desc->BufferLength)); |
|---|
| 845 | BDBG_MSG(("Cur Write Addr: %08X", physHwWriteAddr)); |
|---|
| 846 | |
|---|
| 847 | if( p_descEntry->p_desc->BufferStartAddr == physHwWriteAddr ) |
|---|
| 848 | { |
|---|
| 849 | /* We need to check the finished status. If it is set, then this descriptor is complete! */ |
|---|
| 850 | BXPT_Record_ChannelStatus status; |
|---|
| 851 | |
|---|
| 852 | err = BXPT_Record_GetChannelStatus(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, &status); |
|---|
| 853 | BDBG_ASSERT(err == BERR_SUCCESS); |
|---|
| 854 | |
|---|
| 855 | if( !status.Finished ) |
|---|
| 856 | { |
|---|
| 857 | BDBG_MSG(("Hardware descriptor still in progress...")); |
|---|
| 858 | break; |
|---|
| 859 | } |
|---|
| 860 | } |
|---|
| 861 | else if( (p_descEntry->p_desc->BufferStartAddr < physHwWriteAddr) && |
|---|
| 862 | ((p_descEntry->p_desc->BufferStartAddr+p_descEntry->p_desc->BufferLength) > physHwWriteAddr) ) |
|---|
| 863 | { |
|---|
| 864 | /* If this is the done interrupt, this descriptor is partially complete, so don't break */ |
|---|
| 865 | if( parm2 == 0 ) |
|---|
| 866 | { |
|---|
| 867 | BDBG_MSG(("Hardware descriptor still in progress...")); |
|---|
| 868 | break; |
|---|
| 869 | } |
|---|
| 870 | else |
|---|
| 871 | { |
|---|
| 872 | BDBG_MSG(("Found last descriptor...")); |
|---|
| 873 | lastDescriptorFound = true; |
|---|
| 874 | } |
|---|
| 875 | } |
|---|
| 876 | |
|---|
| 877 | BDBG_MSG(("Hardware descriptor complete...")); |
|---|
| 878 | |
|---|
| 879 | /* This descriptor is complete (or partially complete if the record channel is finished) */ |
|---|
| 880 | BLST_SQ_REMOVE_HEAD(&recHandle->hwDescList, link); |
|---|
| 881 | recHandle->stats.numInHwDesc--; |
|---|
| 882 | |
|---|
| 883 | BLST_SQ_INSERT_TAIL(&recHandle->compDescList, p_descEntry, link); |
|---|
| 884 | recHandle->stats.numCompDesc++; |
|---|
| 885 | |
|---|
| 886 | BPVRlib_Rec_P_GetDescSize(recHandle, p_descEntry->p_desc, &descSize); |
|---|
| 887 | recHandle->stats.bfrDepth += descSize; |
|---|
| 888 | recHandle->stats.numBytesRecorded += descSize; |
|---|
| 889 | |
|---|
| 890 | if( lastDescriptorFound ) |
|---|
| 891 | { |
|---|
| 892 | break; |
|---|
| 893 | } |
|---|
| 894 | } |
|---|
| 895 | |
|---|
| 896 | if( recHandle->stats.bfrDepth > recHandle->stats.maxBfrDepth ) |
|---|
| 897 | { |
|---|
| 898 | recHandle->stats.maxBfrDepth = recHandle->stats.bfrDepth; |
|---|
| 899 | } |
|---|
| 900 | |
|---|
| 901 | if( parm2 ) /* done interrupt */ |
|---|
| 902 | { |
|---|
| 903 | recHandle->isInProgress = false; |
|---|
| 904 | |
|---|
| 905 | BDBG_MSG(("Setting doneEvent for chan %d...", recHandle->chanNum)); |
|---|
| 906 | BKNI_SetEvent(recHandle->doneEvent); |
|---|
| 907 | } |
|---|
| 908 | else |
|---|
| 909 | { |
|---|
| 910 | BERR_Code err; |
|---|
| 911 | |
|---|
| 912 | /* Add free descriptors to record if possible */ |
|---|
| 913 | for( p_descEntry = BLST_SQ_FIRST(&recHandle->recMasterHandle->freeDescList); p_descEntry && (recHandle->stats.numInHwDesc < recHandle->minDesc); p_descEntry = BLST_SQ_FIRST(&recHandle->recMasterHandle->freeDescList) ) |
|---|
| 914 | { |
|---|
| 915 | BPVRLIB_REC_P_REMOVE_FROM_FREE_LIST_ISR(recHandle, p_descEntry); |
|---|
| 916 | BPVRLIB_REC_P_ADD_TO_HARDWARE_ISR(err, recHandle, p_descEntry); |
|---|
| 917 | } |
|---|
| 918 | } |
|---|
| 919 | |
|---|
| 920 | BDBG_MSG(("Setting descEvent (%#x) for chan %d...", (unsigned)recHandle->descEvent, recHandle->chanNum)); |
|---|
| 921 | BKNI_SetEvent(recHandle->descEvent); |
|---|
| 922 | } |
|---|
| 923 | |
|---|
| 924 | BERR_Code BPVRlib_Rec_Stop( |
|---|
| 925 | BPVRlib_Rec_Handle recHandle /* context handle */ |
|---|
| 926 | ) |
|---|
| 927 | { |
|---|
| 928 | BPVRlib_Rec_P_DescEntry *p_descEntry; |
|---|
| 929 | BERR_Code err = BERR_SUCCESS; |
|---|
| 930 | |
|---|
| 931 | BXPT_Record_ChannelStatus status; |
|---|
| 932 | |
|---|
| 933 | err = BXPT_Record_GetChannelStatus(recHandle->xptRecHandle, recHandle->recMasterHandle->chanType, &status); |
|---|
| 934 | if( err != BERR_SUCCESS ) |
|---|
| 935 | { |
|---|
| 936 | return err; |
|---|
| 937 | } |
|---|
| 938 | |
|---|
| 939 | if( status.Finished ) |
|---|
| 940 | { |
|---|
| 941 | BDBG_ERR(("BPVRlib_Rec_Stop(): Overflow must be cleared before stopping record channel!")); |
|---|
| 942 | return BERR_TRACE(BERR_UNKNOWN); |
|---|
| 943 | } |
|---|
| 944 | |
|---|
| 945 | /* isInProgress is automatically cleared when the record finishes */ |
|---|
| 946 | if( recHandle->recMasterHandle->chanType == BXPT_ChanType_eRecord ) |
|---|
| 947 | { |
|---|
| 948 | err = BXPT_Record_StopChannel(recHandle->xptRecHandle); |
|---|
| 949 | if( err != BERR_SUCCESS ) |
|---|
| 950 | { |
|---|
| 951 | BDBG_ERR(("BPVRlib_Rec_Stop(): Timeout waiting for record to finish")); |
|---|
| 952 | } |
|---|
| 953 | } |
|---|
| 954 | else |
|---|
| 955 | { |
|---|
| 956 | err = BXPT_Record_StopScdChannel(recHandle->xptRecHandle); |
|---|
| 957 | if( err != BERR_SUCCESS ) |
|---|
| 958 | { |
|---|
| 959 | BDBG_ERR(("BPVRlib_Rec_Stop(): Timeout waiting for record to finish")); |
|---|
| 960 | } |
|---|
| 961 | } |
|---|
| 962 | |
|---|
| 963 | if( recHandle->isInProgress ) |
|---|
| 964 | { |
|---|
| 965 | BDBG_MSG(("Waiting for %s done event: Line: %ld, free: %d, hwd: %d, comp: %d", (recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd", __LINE__, recHandle->recMasterHandle->numFreeDesc, recHandle->stats.numInHwDesc, recHandle->stats.numCompDesc)); |
|---|
| 966 | err = BKNI_WaitForEvent(recHandle->doneEvent, recHandle->timeoutValue); |
|---|
| 967 | if( err != BERR_SUCCESS ) |
|---|
| 968 | { |
|---|
| 969 | if( err == BERR_TIMEOUT ) |
|---|
| 970 | { |
|---|
| 971 | recHandle->stats.numTimeouts++; |
|---|
| 972 | BDBG_ERR(("BPVRlib_Rec_Stop(): Timeout waiting for record to finish")); |
|---|
| 973 | } |
|---|
| 974 | else |
|---|
| 975 | { |
|---|
| 976 | BDBG_ERR(("BPVRlib_Rec_Stop(): Fatal error waiting for record to finish")); |
|---|
| 977 | } |
|---|
| 978 | } |
|---|
| 979 | else |
|---|
| 980 | { |
|---|
| 981 | BDBG_MSG(("Got %s done event", (recHandle->recMasterHandle->chanType==BXPT_ChanType_eRecord)?"Rec":"Scd")); |
|---|
| 982 | } |
|---|
| 983 | } |
|---|
| 984 | |
|---|
| 985 | BDBG_MSG(("Disabling Interrupts")); |
|---|
| 986 | |
|---|
| 987 | err = BPVRlib_Rec_P_DisableInterrupts(recHandle); |
|---|
| 988 | if( err != BERR_SUCCESS ) |
|---|
| 989 | { |
|---|
| 990 | BDBG_ERR(("BPVRlib_Rec_Stop(): Error disabling interrupts")); |
|---|
| 991 | } |
|---|
| 992 | |
|---|
| 993 | for( p_descEntry = BLST_SQ_FIRST(&recHandle->hwDescList); p_descEntry; p_descEntry = BLST_SQ_FIRST(&recHandle->hwDescList) ) |
|---|
| 994 | { |
|---|
| 995 | /* Since record is finished we can remove any left over descriptors to the free list */ |
|---|
| 996 | BLST_SQ_REMOVE_HEAD(&recHandle->hwDescList, link); |
|---|
| 997 | recHandle->stats.numInHwDesc--; |
|---|
| 998 | |
|---|
| 999 | BPVRLIB_REC_P_ADD_TO_FREE_LIST( recHandle, p_descEntry ); |
|---|
| 1000 | } |
|---|
| 1001 | |
|---|
| 1002 | return err; |
|---|
| 1003 | } |
|---|
| 1004 | |
|---|
| 1005 | |
|---|
| 1006 | BERR_Code BPVRlib_Rec_P_DisableInterrupts( BPVRlib_Rec_Handle recHandle ) |
|---|
| 1007 | { |
|---|
| 1008 | BERR_Code err = BERR_SUCCESS; |
|---|
| 1009 | |
|---|
| 1010 | err = BINT_DisableCallback( recHandle->hDoneInt ); |
|---|
| 1011 | if( err != BERR_SUCCESS ) |
|---|
| 1012 | { |
|---|
| 1013 | goto done; |
|---|
| 1014 | } |
|---|
| 1015 | |
|---|
| 1016 | err = BINT_DisableCallback( recHandle->hRecInt ); |
|---|
| 1017 | if( err != BERR_SUCCESS ) |
|---|
| 1018 | { |
|---|
| 1019 | goto done; |
|---|
| 1020 | } |
|---|
| 1021 | |
|---|
| 1022 | done: |
|---|
| 1023 | return err; |
|---|
| 1024 | } |
|---|
| 1025 | |
|---|
| 1026 | |
|---|
| 1027 | void BPVRlib_Rec_SetTimeout( |
|---|
| 1028 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 1029 | uint32_t numMsec /* timeout value in msec */ |
|---|
| 1030 | ) |
|---|
| 1031 | { |
|---|
| 1032 | recHandle->timeoutValue = numMsec; |
|---|
| 1033 | } |
|---|
| 1034 | |
|---|
| 1035 | void BPVRlib_Rec_GetTimeout( |
|---|
| 1036 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 1037 | uint32_t *p_numMsec /* [out] returns current timeout value in msec */ |
|---|
| 1038 | ) |
|---|
| 1039 | { |
|---|
| 1040 | *p_numMsec = recHandle->timeoutValue; |
|---|
| 1041 | } |
|---|
| 1042 | |
|---|
| 1043 | void BPVRlib_Rec_GetBufferDepth( |
|---|
| 1044 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 1045 | size_t *p_bfrDepth /* [out] number of valid bytes in the ring buffer */ |
|---|
| 1046 | ) |
|---|
| 1047 | { |
|---|
| 1048 | *p_bfrDepth = recHandle->stats.bfrDepth; |
|---|
| 1049 | } |
|---|
| 1050 | |
|---|
| 1051 | BERR_Code BPVRlib_Rec_GetStats( |
|---|
| 1052 | BPVRlib_Rec_Handle recHandle, /* context handle */ |
|---|
| 1053 | BPVRlib_Rec_Stats *p_stats /* [out] this structure is filled with statistics */ |
|---|
| 1054 | ) |
|---|
| 1055 | { |
|---|
| 1056 | p_stats->numBytesRecorded = recHandle->stats.numBytesRecorded; |
|---|
| 1057 | p_stats->numBytesRemoved = recHandle->numBytesRead; |
|---|
| 1058 | p_stats->numDesc = recHandle->recMasterHandle->numDesc; |
|---|
| 1059 | p_stats->numFreeDesc = recHandle->recMasterHandle->numFreeDesc; |
|---|
| 1060 | p_stats->numInHwDesc = recHandle->stats.numInHwDesc; |
|---|
| 1061 | p_stats->numCompDesc = recHandle->stats.numCompDesc; |
|---|
| 1062 | p_stats->numDescAdded = recHandle->stats.numDescAdded; |
|---|
| 1063 | p_stats->numDescCompleted = recHandle->stats.numDescCompleted; |
|---|
| 1064 | p_stats->numOverFlows = recHandle->stats.numOverFlows; |
|---|
| 1065 | p_stats->numBufferBlocks = recHandle->stats.numBufferBlocks; |
|---|
| 1066 | p_stats->numTimeouts = recHandle->stats.numTimeouts; |
|---|
| 1067 | p_stats->maxBfrDepth = recHandle->stats.maxBfrDepth; |
|---|
| 1068 | p_stats->bfrDepth = recHandle->stats.bfrDepth; |
|---|
| 1069 | p_stats->descSize = recHandle->recMasterHandle->bfrSize/recHandle->recMasterHandle->numDesc; |
|---|
| 1070 | |
|---|
| 1071 | return BERR_SUCCESS; |
|---|
| 1072 | } |
|---|
| 1073 | |
|---|
| 1074 | |
|---|