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dahdi-linux/xpp/oct612x/octdeviceapi/oct6100api/oct6100_api/oct6100_playout_buf.c
Tzafrir Cohen d3cadf5352 xpp: A copy of oct612x in dahdi-tools 
Include a copy of the oct612x Octasic echo canceller interface to be used
by astribank_hexload to load the echo canceller firmware to a Xorcom
Astribank.


git-svn-id: http://svn.astersk.org/svn/dahdi/tools/trunk@10030 17933a7a-c749-41c5-a318-cba88f637d49
2011-07-10 16:10:32 +00:00

3338 lines
119 KiB
C
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/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
File: oct6100_playout_buf.c
Copyright (c) 2001-2007 Octasic Inc.
Description:
This file contains functions used to manage buffer playout.
This file is part of the Octasic OCT6100 GPL API . The OCT6100 GPL API is
free software; you can redistribute it and/or modify it under the terms of
the GNU General Public License as published by the Free Software Foundation;
either version 2 of the License, or (at your option) any later version.
The OCT6100 GPL API is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with the OCT6100 GPL API; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
$Octasic_Release: OCT612xAPI-01.00-PR49 $
$Octasic_Revision: 109 $
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
/***************************** INCLUDE FILES *******************************/
#include "octdef.h"
#include "oct6100api/oct6100_defines.h"
#include "oct6100api/oct6100_errors.h"
#include "oct6100api/oct6100_apiud.h"
#include "apilib/octapi_llman.h"
#include "oct6100api/oct6100_tlv_inst.h"
#include "oct6100api/oct6100_chip_open_inst.h"
#include "oct6100api/oct6100_chip_stats_inst.h"
#include "oct6100api/oct6100_interrupts_inst.h"
#include "oct6100api/oct6100_remote_debug_inst.h"
#include "oct6100api/oct6100_debug_inst.h"
#include "oct6100api/oct6100_api_inst.h"
#include "oct6100api/oct6100_channel_inst.h"
#include "oct6100api/oct6100_playout_buf_inst.h"
#include "oct6100api/oct6100_interrupts_pub.h"
#include "oct6100api/oct6100_chip_open_pub.h"
#include "oct6100api/oct6100_channel_pub.h"
#include "oct6100api/oct6100_events_pub.h"
#include "oct6100api/oct6100_playout_buf_pub.h"
#include "oct6100_chip_open_priv.h"
#include "oct6100_miscellaneous_priv.h"
#include "oct6100_memory_priv.h"
#include "oct6100_channel_priv.h"
#include "oct6100_events_priv.h"
#include "oct6100_playout_buf_priv.h"
/**************************** PUBLIC FUNCTIONS *****************************/
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutLoad
Description: This function loads a playout buffer into external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferLoad Pointer to buffer playout load structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutLoadDef
UINT32 Oct6100BufferPlayoutLoadDef(
tPOCT6100_BUFFER_LOAD f_pBufferLoad )
{
f_pBufferLoad->pbyBufferPattern = NULL;
f_pBufferLoad->ulBufferSize = 128;
f_pBufferLoad->ulBufferPcmLaw = cOCT6100_PCM_U_LAW;
f_pBufferLoad->pulBufferIndex = NULL;
f_pBufferLoad->pulPlayoutFreeMemSize = NULL;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutLoad
UINT32 Oct6100BufferPlayoutLoad(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_LOAD f_pBufferLoad )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferLoadSer( f_pApiInstance, f_pBufferLoad, TRUE, cOCT6100_INVALID_INDEX );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutLoadBlockInit
Description: This function allows the user to initialize loading a buffer
into external memory using blocks.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_pBufferLoadBlockInit Pointer to buffer playout load block init structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutLoadBlockInitDef
UINT32 Oct6100BufferPlayoutLoadBlockInitDef(
tPOCT6100_BUFFER_LOAD_BLOCK_INIT f_pBufferLoadBlockInit )
{
f_pBufferLoadBlockInit->ulBufferSize = 128;
f_pBufferLoadBlockInit->ulBufferPcmLaw = cOCT6100_PCM_U_LAW;
f_pBufferLoadBlockInit->pulBufferIndex = NULL;
f_pBufferLoadBlockInit->pulPlayoutFreeMemSize = NULL;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutLoadBlockInit
UINT32 Oct6100BufferPlayoutLoadBlockInit(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_LOAD_BLOCK_INIT f_pBufferLoadBlockInit )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure.*/
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferLoadBlockInitSer( f_pApiInstance, f_pBufferLoadBlockInit );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutLoadBlock
Description: This function allows the user to load a buffer block into
external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_pBufferLoadBlock Pointer to buffer playout load block structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutLoadBlockDef
UINT32 Oct6100BufferPlayoutLoadBlockDef(
tPOCT6100_BUFFER_LOAD_BLOCK f_pBufferLoadBlock )
{
f_pBufferLoadBlock->ulBufferIndex = cOCT6100_INVALID_VALUE;
f_pBufferLoadBlock->ulBlockLength = cOCT6100_INVALID_VALUE;
f_pBufferLoadBlock->ulBlockOffset = cOCT6100_INVALID_VALUE;
f_pBufferLoadBlock->pbyBufferPattern = NULL;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutLoadBlock
UINT32 Oct6100BufferPlayoutLoadBlock(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_LOAD_BLOCK f_pBufferLoadBlock )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferLoadBlockSer( f_pApiInstance, f_pBufferLoadBlock );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutUnload
Description: This function unloads a playout buffer from external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferUnload Pointer to buffer playout unload structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutUnloadDef
UINT32 Oct6100BufferPlayoutUnloadDef(
tPOCT6100_BUFFER_UNLOAD f_pBufferUnload )
{
f_pBufferUnload->ulBufferIndex = cOCT6100_INVALID_VALUE;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutUnload
UINT32 Oct6100BufferPlayoutUnload(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_UNLOAD f_pBufferUnload )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferUnloadSer( f_pApiInstance, f_pBufferUnload, TRUE );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutAdd
Description: This function adds a buffer to a port's playout list on the
selected channel.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutAdd Pointer to buffer playout add structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutAddDef
UINT32 Oct6100BufferPlayoutAddDef(
tPOCT6100_BUFFER_PLAYOUT_ADD f_pBufferPlayoutAdd )
{
f_pBufferPlayoutAdd->ulChannelHndl = cOCT6100_INVALID_HANDLE;
f_pBufferPlayoutAdd->ulBufferIndex = cOCT6100_INVALID_VALUE;
f_pBufferPlayoutAdd->ulPlayoutPort = cOCT6100_CHANNEL_PORT_ROUT;
f_pBufferPlayoutAdd->ulMixingMode = cOCT6100_MIXING_MINUS_6_DB;
f_pBufferPlayoutAdd->lGainDb = 0;
f_pBufferPlayoutAdd->fRepeat = FALSE;
f_pBufferPlayoutAdd->ulRepeatCount = cOCT6100_REPEAT_INFINITELY;
f_pBufferPlayoutAdd->ulDuration = cOCT6100_INVALID_VALUE;
f_pBufferPlayoutAdd->ulBufferLength = cOCT6100_AUTO_SELECT;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutAdd
UINT32 Oct6100BufferPlayoutAdd(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_PLAYOUT_ADD f_pBufferPlayoutAdd )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferPlayoutAddSer( f_pApiInstance, f_pBufferPlayoutAdd );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutStart
Description: This function enables playout of the specified buffer on the
requested channel.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStart Pointer to buffer playout start structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutStartDef
UINT32 Oct6100BufferPlayoutStartDef(
tPOCT6100_BUFFER_PLAYOUT_START f_pBufferPlayoutStart )
{
f_pBufferPlayoutStart->ulChannelHndl = cOCT6100_INVALID_HANDLE;
f_pBufferPlayoutStart->ulPlayoutPort = cOCT6100_CHANNEL_PORT_ROUT;
f_pBufferPlayoutStart->fNotifyOnPlayoutStop = FALSE;
f_pBufferPlayoutStart->ulUserEventId = cOCT6100_INVALID_VALUE;
f_pBufferPlayoutStart->fAllowStartWhileActive = FALSE;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutStart
UINT32 Oct6100BufferPlayoutStart(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_PLAYOUT_START f_pBufferPlayoutStart )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferPlayoutStartSer( f_pApiInstance, f_pBufferPlayoutStart, cOCT6100_BUFFER_PLAYOUT_EVENT_STOP );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutStop
Description: This function disables playout of a buffer on the specified
channel.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStop Pointer to buffer playout stop structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutStopDef
UINT32 Oct6100BufferPlayoutStopDef(
tPOCT6100_BUFFER_PLAYOUT_STOP f_pBufferPlayoutStop )
{
f_pBufferPlayoutStop->ulChannelHndl = cOCT6100_INVALID_HANDLE;
f_pBufferPlayoutStop->ulPlayoutPort = cOCT6100_CHANNEL_PORT_ROUT;
f_pBufferPlayoutStop->fStopCleanly = TRUE;
f_pBufferPlayoutStop->pfAlreadyStopped = NULL;
f_pBufferPlayoutStop->pfNotifyOnPlayoutStop = NULL;
return cOCT6100_ERR_OK;
}
#endif
#if !SKIP_Oct6100BufferPlayoutStop
UINT32 Oct6100BufferPlayoutStop(
tPOCT6100_INSTANCE_API f_pApiInstance,
tPOCT6100_BUFFER_PLAYOUT_STOP f_pBufferPlayoutStop )
{
tOCT6100_SEIZE_SERIALIZE_OBJECT SeizeSerObj;
tOCT6100_RELEASE_SERIALIZE_OBJECT ReleaseSerObj;
UINT32 ulSerRes = cOCT6100_ERR_OK;
UINT32 ulFncRes = cOCT6100_ERR_OK;
/* Set the process context of the serialize structure. */
SeizeSerObj.pProcessContext = f_pApiInstance->pProcessContext;
ReleaseSerObj.pProcessContext = f_pApiInstance->pProcessContext;
/* Seize all list semaphores needed by this function. */
SeizeSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
SeizeSerObj.ulTryTimeMs = cOCT6100_WAIT_INFINITELY;
ulSerRes = Oct6100UserSeizeSerializeObject( &SeizeSerObj );
if ( ulSerRes == cOCT6100_ERR_OK )
{
/* Call the serialized function. */
ulFncRes = Oct6100BufferPlayoutStopSer( f_pApiInstance, f_pBufferPlayoutStop );
}
else
{
return ulSerRes;
}
/* Release the seized semaphores. */
ReleaseSerObj.ulSerialObjHndl = f_pApiInstance->ulApiSerObj;
ulSerRes = Oct6100UserReleaseSerializeObject( &ReleaseSerObj );
/* If an error occured then return the error code. */
if ( ulSerRes != cOCT6100_ERR_OK )
return ulSerRes;
if ( ulFncRes != cOCT6100_ERR_OK )
return ulFncRes;
return cOCT6100_ERR_OK;
}
#endif
/**************************** PRIVATE FUNCTIONS ****************************/
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiGetPlayoutBufferSwSizes
Description: Gets the sizes of all portions of the API instance pertinent
to the management of playout buffers.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pOpenChip Pointer to chip configuration struct.
f_pInstSizes Pointer to struct containing instance sizes.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiGetPlayoutBufferSwSizes
UINT32 Oct6100ApiGetPlayoutBufferSwSizes(
IN tPOCT6100_CHIP_OPEN f_pOpenChip,
OUT tPOCT6100_API_INSTANCE_SIZES f_pInstSizes )
{
UINT32 ulTempVar;
UINT32 ulResult;
/* Calculate memory needed for playout buffer list. */
f_pInstSizes->ulPlayoutBufList = f_pOpenChip->ulMaxPlayoutBuffers * sizeof( tOCT6100_API_BUFFER );
f_pInstSizes->ulPlayoutBufMemoryNodeList = 0;
/* Calculate memory needed for playout buffer allocation software. */
if ( f_pOpenChip->ulMaxPlayoutBuffers > 0 )
{
ulResult = OctapiLlmAllocGetSize( f_pOpenChip->ulMaxPlayoutBuffers, &f_pInstSizes->ulPlayoutBufAlloc );
if ( ulResult != cOCT6100_ERR_OK )
return cOCT6100_ERR_FATAL_3C;
f_pInstSizes->ulPlayoutBufMemoryNodeList = 2 * f_pOpenChip->ulMaxPlayoutBuffers * sizeof( tOCT6100_API_BUFFER_PLAYOUT_MALLOC_NODE );
}
else
{
f_pInstSizes->ulPlayoutBufAlloc = 0;
}
/* Calculate memory needed for list and allocation software serialization. */
mOCT6100_ROUND_MEMORY_SIZE( f_pInstSizes->ulPlayoutBufList, ulTempVar )
mOCT6100_ROUND_MEMORY_SIZE( f_pInstSizes->ulPlayoutBufAlloc, ulTempVar )
mOCT6100_ROUND_MEMORY_SIZE( f_pInstSizes->ulPlayoutBufMemoryNodeList, ulTempVar )
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiPlayoutBufferSwInit
Description: Initializes all elements of the instance structure associated
to playout buffers.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiPlayoutBufferSwInit
UINT32 Oct6100ApiPlayoutBufferSwInit(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance )
{
tPOCT6100_SHARED_INFO pSharedInfo;
tPOCT6100_API_BUFFER pBufferList;
PVOID pBufferPlayoutAlloc;
UINT32 ulMaxBufferPlayout;
UINT32 ulResult, i;
/* Get local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
/* Get the maximum number of buffer playout. */
ulMaxBufferPlayout = pSharedInfo->ChipConfig.usMaxPlayoutBuffers;
/* Set all entries in the buffer playout list to unused. */
mOCT6100_GET_BUFFER_LIST_PNT( pSharedInfo, pBufferList )
for ( i = 0; i < ulMaxBufferPlayout; i++ )
{
pBufferList[ i ].fReserved = FALSE;
pBufferList[ i ].ulBufferSize = 0;
pBufferList[ i ].ulBufferBase = cOCT6100_INVALID_VALUE;
pBufferList[ i ].usDependencyCnt = 0;
pBufferList[ i ].byBufferPcmLaw = cOCT6100_PCM_U_LAW;
}
/* Initialize the buffer playout allocation software to "all free". */
if ( ulMaxBufferPlayout > 0 )
{
mOCT6100_GET_BUFFER_ALLOC_PNT( pSharedInfo, pBufferPlayoutAlloc )
ulResult = OctapiLlmAllocInit( &pBufferPlayoutAlloc, ulMaxBufferPlayout );
if ( ulResult != cOCT6100_ERR_OK )
return cOCT6100_ERR_FATAL_3D;
}
/* Initialize the amount of free memory used by playout. */
f_pApiInstance->pSharedInfo->ChipStats.ulPlayoutMemUsed = 0;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferLoadSer
Description: Loads a buffer in external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferLoad Pointer to buffer configuration structure. The handle
identifying the buffer in all future function calls is
returned in this structure.
f_fReserveListStruct Flag indicating if a list structure should be reserved
or if the structure has been reserved before. If this
is set, the f_ulBufIndex variable must also be set.
f_ulBufIndex If the f_fReserveListStruct flag is set, this index
will identify the buffer playout list structure
that must be used to load the specified buffer.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferLoadSer
UINT32 Oct6100BufferLoadSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_LOAD f_pBufferLoad,
IN BOOL f_fReserveListStruct,
IN UINT32 f_ulBufIndex )
{
UINT32 ulBufferIndex;
UINT32 ulBufferBase;
UINT32 ulResult;
/* Check the user's configuration of the buffer for errors. */
ulResult = Oct6100ApiCheckBufferParams( f_pApiInstance, f_pBufferLoad, TRUE );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Reserve all resources needed by the buffer. */
ulResult = Oct6100ApiReserveBufferResources( f_pApiInstance, f_pBufferLoad, f_fReserveListStruct, f_ulBufIndex, &ulBufferIndex, &ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Write the buffer in external memory. */
ulResult = Oct6100ApiWriteBufferInMemory( f_pApiInstance, ulBufferBase, f_pBufferLoad->ulBufferSize, f_pBufferLoad->pbyBufferPattern );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Update the new buffer's entry in the buffer list. */
ulResult = Oct6100ApiUpdateBufferEntry( f_pApiInstance, f_pBufferLoad, ulBufferIndex, ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferLoadBlockInitSer
Description: Reserve resources for loading a buffer into external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_pBufferLoadBlockInit Pointer to buffer configuration structure. The
handle identifying the buffer in all future
function calls is returned in this structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferLoadBlockInitSer
UINT32 Oct6100BufferLoadBlockInitSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_LOAD_BLOCK_INIT f_pBufferLoadBlockInit )
{
UINT32 ulBufferIndex;
UINT32 ulBufferBase;
UINT32 ulResult;
tOCT6100_BUFFER_LOAD BufferLoad;
Oct6100BufferPlayoutLoadDef( &BufferLoad );
/* Not to replicate the code, we use the BufferLoad functions directly. */
BufferLoad.pulBufferIndex = f_pBufferLoadBlockInit->pulBufferIndex;
BufferLoad.pulPlayoutFreeMemSize = f_pBufferLoadBlockInit->pulPlayoutFreeMemSize;
BufferLoad.ulBufferPcmLaw = f_pBufferLoadBlockInit->ulBufferPcmLaw;
BufferLoad.ulBufferSize = f_pBufferLoadBlockInit->ulBufferSize;
BufferLoad.pbyBufferPattern = NULL; /* Must not check this for now */
/* Check the user's configuration of the buffer for errors, but do */
/* not check if the buffer pointer is NULL. It is NULL for sure! */
ulResult = Oct6100ApiCheckBufferParams( f_pApiInstance, &BufferLoad, FALSE );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Reserve all resources needed by the buffer. */
ulResult = Oct6100ApiReserveBufferResources( f_pApiInstance, &BufferLoad, TRUE, cOCT6100_INVALID_INDEX, &ulBufferIndex, &ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Update the new buffer's entry in the buffer list. */
ulResult = Oct6100ApiUpdateBufferEntry( f_pApiInstance, &BufferLoad, ulBufferIndex, ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferLoadBlockSer
Description: Loads a buffer in external memory using blocks.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_pBufferLoadBlock Pointer to buffer block to be loaded into external
memory descriptor.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferLoadBlockSer
UINT32 Oct6100BufferLoadBlockSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_LOAD_BLOCK f_pBufferLoadBlock )
{
UINT32 ulBufferBase;
UINT32 ulResult;
/* Check the user's configuration for errors. */
ulResult = Oct6100ApiCheckBufferLoadBlockParams( f_pApiInstance, f_pBufferLoadBlock, &ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Write the buffer in external memory at the appropriate offset - must do some pointer arithmetic. */
ulResult = Oct6100ApiWriteBufferInMemory( f_pApiInstance, ulBufferBase + f_pBufferLoadBlock->ulBlockOffset,
f_pBufferLoadBlock->ulBlockLength, f_pBufferLoadBlock->pbyBufferPattern + f_pBufferLoadBlock->ulBlockOffset );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiCheckBufferParams
Description: Checks the user's buffer playout load configuration for errors.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferLoad Pointer to buffer configuration structure.
f_fCheckBufferPtr Check if the buffer pointer is NULL or not.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiCheckBufferParams
UINT32 Oct6100ApiCheckBufferParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_LOAD f_pBufferLoad,
IN BOOL f_fCheckBufferPtr )
{
/* Check for errors. */
if ( f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers == 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_DISABLED;
if ( f_pApiInstance->pSharedInfo->ImageInfo.fBufferPlayout == FALSE )
return cOCT6100_ERR_NOT_SUPPORTED_BUFFER_PLAYOUT;
if ( f_pBufferLoad->pulBufferIndex == NULL )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_INDEX;
if( f_fCheckBufferPtr )
{
if ( f_pBufferLoad->pbyBufferPattern == NULL )
return cOCT6100_ERR_BUFFER_PLAYOUT_PATTERN;
}
if ( f_pBufferLoad->ulBufferSize < cOCT6100_MINIMUM_BUFFER_SIZE )
return cOCT6100_ERR_BUFFER_PLAYOUT_TOO_SMALL;
if ( ( f_pBufferLoad->ulBufferSize % cOCT6100_BUFFER_SIZE_GRANULARITY ) != 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_SIZE;
if ( f_pBufferLoad->ulBufferPcmLaw != cOCT6100_PCM_U_LAW &&
f_pBufferLoad->ulBufferPcmLaw != cOCT6100_PCM_A_LAW )
return cOCT6100_ERR_BUFFER_PLAYOUT_PCM_LAW;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiCheckBufferLoadBlockParams
Description: Checks the user's buffer playout load block configuration for
errors.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferLoadBlock Pointer to buffer block descriptor.
f_pulBufferBase Pointer to the base address of the buffer in external
memory.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiCheckBufferLoadBlockParams
UINT32 Oct6100ApiCheckBufferLoadBlockParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_LOAD_BLOCK f_pBufferLoadBlock,
OUT PUINT32 f_pulBufferBase )
{
/* Check for errors. */
tPOCT6100_API_BUFFER pBufEntry;
if ( f_pBufferLoadBlock->ulBufferIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_INDEX;
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufEntry, f_pBufferLoadBlock->ulBufferIndex )
if ( pBufEntry->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOT_OPEN;
if ( ( f_pBufferLoadBlock->ulBlockLength % 2 ) != 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_BLOCK_LENGTH_INVALID;
if ( ( f_pBufferLoadBlock->ulBlockOffset % 2 ) != 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_BLOCK_OFFSET_INVALID;
if ( f_pBufferLoadBlock->pbyBufferPattern == NULL )
return cOCT6100_ERR_BUFFER_PLAYOUT_PATTERN;
/* Check boundaries */
if ( ( f_pBufferLoadBlock->ulBlockLength + f_pBufferLoadBlock->ulBlockOffset ) > pBufEntry->ulBufferSize )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_SIZE;
*f_pulBufferBase = pBufEntry->ulBufferBase;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiReserveBufferResources
Description: Reserves all resources needed for the new buffer.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferLoad Pointer to buffer configuration structure.
f_fReserveListStruct Flag indicating if a list structure should be reserved
or if the structure has been reserved before.
f_ulBufIndex If the f_fReserveListStruct flag is set, this index
will identifying the buffer playout list structure
that must be used to load the specified buffer.
f_pulBufferIndex Allocated entry in buffer playout list.
f_pulBufferBase Allocated external memory block for the buffer.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiReserveBufferResources
UINT32 Oct6100ApiReserveBufferResources(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_LOAD f_pBufferLoad,
IN BOOL f_fReserveListStruct,
IN UINT32 f_ulBufIndex,
OUT PUINT32 f_pulBufferIndex,
OUT PUINT32 f_pulBufferBase )
{
tPOCT6100_SHARED_INFO pSharedInfo;
UINT32 ulResult = cOCT6100_ERR_OK;
UINT32 ulTempVar;
/* Obtain local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
/* Reserve an entry in the buffer list. */
if ( f_fReserveListStruct == TRUE )
{
ulResult = Oct6100ApiReserveBufPlayoutListEntry( f_pApiInstance, f_pulBufferIndex );
}
else
{
*f_pulBufferIndex = f_ulBufIndex;
}
if ( ulResult == cOCT6100_ERR_OK )
{
/* Find a free block to store the buffer. */
ulResult = Oct6100ApiReserveBufferPlayoutMemory( f_pApiInstance, f_pBufferLoad->ulBufferSize, f_pulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
{
/* Release the list entry. */
if ( f_fReserveListStruct == TRUE )
{
ulTempVar = Oct6100ApiReleaseBufPlayoutListEntry( f_pApiInstance, *f_pulBufferIndex );
if ( ulTempVar != cOCT6100_ERR_OK )
return ulTempVar;
}
}
}
return ulResult;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiWriteBufferInMemory
Description: Writes the buffer in external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_ulBufferBase Allocated external memory address for the buffer.
f_ulBufferLength Length in bytes of the buffer to be copied in memory.
f_pbyBuffer Address where the buffer should be copied from.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiWriteBufferInMemory
UINT32 Oct6100ApiWriteBufferInMemory(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN UINT32 f_ulBufferBase,
IN UINT32 f_ulBufferLength,
IN PUINT8 f_pbyBuffer )
{
tPOCT6100_SHARED_INFO pSharedInfo;
tOCT6100_WRITE_BURST_PARAMS BurstParams;
tOCT6100_WRITE_PARAMS WriteParams;
UINT32 ulResult;
UINT32 ulNumWrites;
PUINT16 pusSuperArray;
PUINT8 pbyPlayoutBuffer;
UINT32 ulByteCount = 0;
UINT32 i;
/* Get local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
/* Set the process context and user chip ID parameters once and for all. */
BurstParams.pProcessContext = f_pApiInstance->pProcessContext;
BurstParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
WriteParams.pProcessContext = f_pApiInstance->pProcessContext;
WriteParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
/* Write the buffer in external memory. */
ulNumWrites = f_ulBufferLength / 2;
BurstParams.ulWriteAddress = f_ulBufferBase;
BurstParams.pusWriteData = pSharedInfo->MiscVars.ausSuperArray;
pusSuperArray = pSharedInfo->MiscVars.ausSuperArray;
pbyPlayoutBuffer = f_pbyBuffer;
/* Check if we can maximize the bandwidth through the CPU port. */
if ( f_pApiInstance->pSharedInfo->ChipStats.usNumberChannels == 0 )
{
WriteParams.ulWriteAddress = 0x234;
WriteParams.usWriteData = 0x08ff;
mOCT6100_DRIVER_WRITE_API( WriteParams, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
while ( ulNumWrites != 0 )
{
if ( ulNumWrites >= pSharedInfo->ChipConfig.usMaxRwAccesses )
BurstParams.ulWriteLength = pSharedInfo->ChipConfig.usMaxRwAccesses;
else
BurstParams.ulWriteLength = ulNumWrites;
for ( i = 0; i < BurstParams.ulWriteLength; i++ )
{
pusSuperArray[ i ] = ( UINT16 )(( pbyPlayoutBuffer [ ulByteCount++ ]) << 8);
pusSuperArray[ i ] |= ( UINT16 )pbyPlayoutBuffer [ ulByteCount++ ];
}
mOCT6100_DRIVER_WRITE_BURST_API( BurstParams, ulResult )
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
BurstParams.ulWriteAddress += 2 * BurstParams.ulWriteLength;
ulNumWrites -= BurstParams.ulWriteLength;
}
/* Make sure we revert back the changes made to the CPU bandwidth register. */
if ( f_pApiInstance->pSharedInfo->ChipStats.usNumberChannels == 0 )
{
WriteParams.ulWriteAddress = 0x234;
WriteParams.usWriteData = 0x0804;
mOCT6100_DRIVER_WRITE_API( WriteParams, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiUpdateBufferEntry
Description: Updates the new buffer's entry in the buffer playout list.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep
the present state of the chip and all its resources.
f_pBufferLoad Pointer to buffer configuration structure.
f_ulBufferIndex Allocated entry in buffer playout list.
f_ulBufferBase Allocated external memory block for the buffer.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiUpdateBufferEntry
UINT32 Oct6100ApiUpdateBufferEntry(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_LOAD f_pBufferLoad,
IN UINT32 f_ulBufferIndex,
IN UINT32 f_ulBufferBase )
{
tPOCT6100_API_BUFFER pBufEntry;
UINT32 ulBufferSize = f_pBufferLoad->ulBufferSize;
/* Obtain a pointer to the new buffer's list entry. */
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufEntry, f_ulBufferIndex )
/* Copy the buffer's configuration and allocated resources. */
pBufEntry->ulBufferSize = f_pBufferLoad->ulBufferSize;
pBufEntry->byBufferPcmLaw = (UINT8)( f_pBufferLoad->ulBufferPcmLaw & 0xFF );
pBufEntry->ulBufferBase = f_ulBufferBase;
/* Update the entries flags. */
pBufEntry->usDependencyCnt = 0;
/* Mark the buffer as opened. */
pBufEntry->fReserved = TRUE;
/* Increment the number of buffer loaded into the chip.*/
f_pApiInstance->pSharedInfo->ChipStats.usNumberPlayoutBuffers++;
/* Refresh the amount of memory used by buffer playout. */
/* Reserved size is divisible by 64. */
if ( ulBufferSize % 64 )
ulBufferSize = ulBufferSize + ( 64 - ( ulBufferSize % 64 ) );
f_pApiInstance->pSharedInfo->ChipStats.ulPlayoutMemUsed += ulBufferSize;
/* Return the buffer index to the user. */
*f_pBufferLoad->pulBufferIndex = f_ulBufferIndex;
/* Return the amount of free memory left in the chip. */
/* Note that this value does not give the "fragmentation" state of the available memory. */
/* This value only gives the amount of free memory */
if( f_pBufferLoad->pulPlayoutFreeMemSize )
*f_pBufferLoad->pulPlayoutFreeMemSize = ( f_pApiInstance->pSharedInfo->MiscVars.ulTotalMemSize - ( f_pApiInstance->pSharedInfo->MemoryMap.ulFreeMemBaseAddress - cOCT6100_EXTERNAL_MEM_BASE_ADDRESS ) ) - ( f_pApiInstance->pSharedInfo->ChipStats.ulPlayoutMemUsed );
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferUnloadSer
Description: Unloads a buffer from external memory.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferUnload Pointer to buffer unload structure.
f_fReleaseListStruct Whether to release the buffer playout list structure
or not.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferUnloadSer
UINT32 Oct6100BufferUnloadSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_UNLOAD f_pBufferUnload,
IN BOOL f_fReleaseListStruct )
{
UINT32 ulBufferIndex;
UINT32 ulBufferBase;
UINT32 ulResult;
/* Verify that all the parameters given match the state of the API. */
ulResult = Oct6100ApiAssertBufferParams( f_pApiInstance, f_pBufferUnload, &ulBufferIndex, &ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Release all resources associated to the unloaded buffer. */
ulResult = Oct6100ApiReleaseBufferResources( f_pApiInstance, ulBufferIndex, ulBufferBase, f_fReleaseListStruct );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiAssertBufferParams
Description: Checks the buffer playout unload configuration for errors.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferUnload Pointer to buffer unload structure.
f_pulBufferIndex Pointer to the index of the buffer in the API's buffers list.
f_pulBufferBase Pointer to the base address of the buffer in external memory.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiAssertBufferParams
UINT32 Oct6100ApiAssertBufferParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_UNLOAD f_pBufferUnload,
OUT PUINT32 f_pulBufferIndex,
OUT PUINT32 f_pulBufferBase )
{
tPOCT6100_API_BUFFER pBufEntry;
*f_pulBufferIndex = f_pBufferUnload->ulBufferIndex;
if ( *f_pulBufferIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_INDEX;
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufEntry, *f_pulBufferIndex )
/* Check for errors. */
if ( pBufEntry->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOT_OPEN;
if ( pBufEntry->usDependencyCnt != 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_ACTIVE_DEPENDENCIES;
/* Return all info needed to invalidate buffer. */
*f_pulBufferBase = pBufEntry->ulBufferBase;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiReleaseBufferResources
Description: Release resources needed by the buffer.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_ulBufferIndex Allocated entry in buffer playout list.
f_ulBufferBase Allocated external memory block for the buffer.
f_fReleaseListStruct Free the list structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiReleaseBufferResources
UINT32 Oct6100ApiReleaseBufferResources(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN UINT32 f_ulBufferIndex,
IN UINT32 f_ulBufferBase,
IN BOOL f_fReleaseListStruct )
{
tPOCT6100_SHARED_INFO pSharedInfo;
tPOCT6100_API_BUFFER pBufEntry;
UINT32 ulResult;
UINT32 ulBufferSize;
/* Obtain local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
/* Free the external memory reserved for the buffer. */
ulResult = Oct6100ApiReleaseBufferPlayoutMemory( f_pApiInstance, f_ulBufferBase );
if ( ulResult != cOCT6100_ERR_OK )
return cOCT6100_ERR_FATAL_3E;
/* Release the entry from the buffer list. */
if ( f_fReleaseListStruct == TRUE )
ulResult = Oct6100ApiReleaseBufPlayoutListEntry( f_pApiInstance, f_ulBufferIndex );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufEntry, f_ulBufferIndex );
/* Save buffer size before releasing that entry, will be needed to calculate the amount of */
/* free memory left for the user. */
ulBufferSize = pBufEntry->ulBufferSize;
/* Flag the buffer entry as free. */
pBufEntry->fReserved = FALSE;
/* Decrement the number of buffer loaded into the chip. */
f_pApiInstance->pSharedInfo->ChipStats.usNumberPlayoutBuffers--;
/* Refresh the amount of memory used by buffer playout. */
/* Reserved size is divisible by 64. */
if ( ulBufferSize % 64 )
ulBufferSize = ulBufferSize + ( 64 - ( ulBufferSize % 64 ) );
f_pApiInstance->pSharedInfo->ChipStats.ulPlayoutMemUsed -= ulBufferSize;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutAddSer
Description: This function adds a buffer to a channel buffer list.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutAdd Pointer to buffer playout add structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutAddSer
UINT32 Oct6100BufferPlayoutAddSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_PLAYOUT_ADD f_pBufferPlayoutAdd )
{
UINT32 ulBufferIndex;
UINT32 ulChannelIndex;
UINT32 ulResult;
/* Check the user's configuration of the buffer for errors. */
ulResult = Oct6100ApiCheckPlayoutAddParams( f_pApiInstance, f_pBufferPlayoutAdd, &ulChannelIndex, &ulBufferIndex );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Write to all resources needed to activate buffer playout. */
ulResult = Oct6100ApiWriteBufferAddStructs( f_pApiInstance, f_pBufferPlayoutAdd, ulChannelIndex, ulBufferIndex );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiCheckPlayoutAddParams
Description: Check the validity of the channel and buffer requested.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutAdd Pointer to buffer playout add structure.
f_pulChannelIndex Pointer to the channel index of the selected channel.
f_pulBufferIndex Pointer to the buffer index within the API's buffer list.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiCheckPlayoutAddParams
UINT32 Oct6100ApiCheckPlayoutAddParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_PLAYOUT_ADD f_pBufferPlayoutAdd,
OUT PUINT32 f_pulChannelIndex,
OUT PUINT32 f_pulBufferIndex )
{
tPOCT6100_API_BUFFER pBufferEntry;
tPOCT6100_API_CHANNEL pEchoChannel;
UINT32 ulEntryOpenCnt;
/* Check for errors. */
if ( f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers == 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_DISABLED;
if ( f_pBufferPlayoutAdd->ulChannelHndl == cOCT6100_INVALID_HANDLE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
if ( f_pBufferPlayoutAdd->ulPlayoutPort != cOCT6100_CHANNEL_PORT_ROUT &&
f_pBufferPlayoutAdd->ulPlayoutPort != cOCT6100_CHANNEL_PORT_SOUT )
return cOCT6100_ERR_BUFFER_PLAYOUT_PLAYOUT_PORT;
if ( f_pBufferPlayoutAdd->fRepeat != TRUE && f_pBufferPlayoutAdd->fRepeat != FALSE )
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_REPEAT;
if ( f_pBufferPlayoutAdd->fRepeat == TRUE )
{
if ( f_pBufferPlayoutAdd->ulRepeatCount != cOCT6100_REPEAT_INFINITELY )
{
if ( f_pBufferPlayoutAdd->ulRepeatCount == 0x0
|| f_pBufferPlayoutAdd->ulRepeatCount > cOCT6100_REPEAT_MAX)
{
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_REPEAT_COUNT;
}
}
}
if ( f_pBufferPlayoutAdd->ulMixingMode != cOCT6100_MIXING_0_DB &&
f_pBufferPlayoutAdd->ulMixingMode != cOCT6100_MIXING_MINUS_6_DB &&
f_pBufferPlayoutAdd->ulMixingMode != cOCT6100_MIXING_MINUS_12_DB &&
f_pBufferPlayoutAdd->ulMixingMode != cOCT6100_MIXING_MUTE )
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_MIXING;
if ( ( f_pBufferPlayoutAdd->lGainDb < -24 )
|| ( f_pBufferPlayoutAdd->lGainDb > 24 ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_GAIN_DB;
/*=====================================================================*/
/* Check the channel handle. */
if ( (f_pBufferPlayoutAdd->ulChannelHndl & cOCT6100_HNDL_TAG_MASK) != cOCT6100_HNDL_TAG_CHANNEL )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
*f_pulChannelIndex = f_pBufferPlayoutAdd->ulChannelHndl & cOCT6100_HNDL_INDEX_MASK;
if ( *f_pulChannelIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxChannels )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
mOCT6100_GET_CHANNEL_ENTRY_PNT( f_pApiInstance->pSharedInfo, pEchoChannel, *f_pulChannelIndex )
/* Extract the entry open count from the provided handle. */
ulEntryOpenCnt = (f_pBufferPlayoutAdd->ulChannelHndl >> cOCT6100_ENTRY_OPEN_CNT_SHIFT) & cOCT6100_ENTRY_OPEN_CNT_MASK;
/* Check for errors. */
if ( pEchoChannel->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_NOT_OPEN;
if ( ulEntryOpenCnt != pEchoChannel->byEntryOpenCnt )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
/* Check if repeat flag has been used for this port. */
if ( ( ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT ) && ( pEchoChannel->fRinBufPlayoutRepeatUsed == TRUE ) )
|| ( ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) && ( pEchoChannel->fSoutBufPlayoutRepeatUsed == TRUE ) ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_REPEAT_USED;
/*=====================================================================*/
/*=====================================================================*/
/* Check the buffer information. */
*f_pulBufferIndex = f_pBufferPlayoutAdd->ulBufferIndex;
if ( *f_pulBufferIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_INDEX;
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufferEntry, *f_pulBufferIndex )
if ( pBufferEntry->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOT_OPEN;
/* Check if the play length is not larger then the currently uploaded buffer. */
if ( ( f_pBufferPlayoutAdd->ulBufferLength > pBufferEntry->ulBufferSize ) &&
( f_pBufferPlayoutAdd->ulBufferLength != cOCT6100_AUTO_SELECT ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_SIZE;
if( f_pBufferPlayoutAdd->ulBufferLength != cOCT6100_AUTO_SELECT )
{
if ( f_pBufferPlayoutAdd->ulBufferLength < cOCT6100_MINIMUM_BUFFER_SIZE )
return cOCT6100_ERR_BUFFER_PLAYOUT_TOO_SMALL;
if ( ( f_pBufferPlayoutAdd->ulBufferLength % cOCT6100_BUFFER_SIZE_GRANULARITY ) != 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_BUF_SIZE;
}
/*=====================================================================*/
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiWriteBufferAddStructs
Description: Write the buffer playout event in the channel's port playout
circular buffer.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutAdd Pointer to buffer playout add structure.
f_ulChannelIndex Index of the channel on which the buffer is to be added.
f_ulBufferIndex Index of the buffer structure within the API's buffer list.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiWriteBufferAddStructs
UINT32 Oct6100ApiWriteBufferAddStructs(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_PLAYOUT_ADD f_pBufferPlayoutAdd,
IN UINT32 f_ulChannelIndex,
IN UINT32 f_ulBufferIndex )
{
tPOCT6100_API_BUFFER pBufferEntry;
tPOCT6100_API_CHANNEL pEchoChannel;
tPOCT6100_SHARED_INFO pSharedInfo;
tOCT6100_READ_PARAMS ReadParams;
UINT32 ulResult;
UINT32 ulTempData;
UINT32 ulEventBuffer;
UINT32 ulReadPtrBytesOfst;
UINT32 ulReadPtrBitOfst;
UINT32 ulReadPtrFieldSize;
UINT32 ulWritePtrBytesOfst;
UINT32 ulWritePtrBitOfst;
UINT32 ulWritePtrFieldSize;
UINT32 ulWritePtr;
UINT32 ulReadPtr;
UINT32 ulPlayoutBaseAddress;
UINT32 ulAddress;
UINT32 ulEventIndex;
UINT32 ulMask;
UINT32 ulRepeatCount = 0;
BOOL fRepeatCountSet = FALSE;
UINT32 ulDurationModulo = 0;
UINT32 ulEventsToCreate = 1;
UINT32 ulBufferDurationMs;
UINT32 ulBufferLength;
UINT16 usTempData = 0;
UINT16 usReadData;
UINT32 ulChipWritePtr;
UINT32 ulReadData;
UINT32 ulLoopCnt = 0;
BOOL fStillPlaying = TRUE;
BOOL fCheckHardStop = FALSE;
BOOL fOldBufferPlayoutVersion = FALSE;
UINT32 aulWaitTime[ 2 ];
/* Obtain local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
mOCT6100_GET_CHANNEL_ENTRY_PNT( pSharedInfo, pEchoChannel, f_ulChannelIndex );
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufferEntry, f_ulBufferIndex );
/* Select the buffer of interest. */
if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainRinPlayoutMemOfst;
ulWritePtr = pEchoChannel->ulRinBufWritePtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byFieldSize;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.usDwordOffset * 4;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byBitOffset;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byFieldSize;
}
else /* f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainSoutPlayoutMemOfst;
ulWritePtr = pEchoChannel->ulSoutBufWritePtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byFieldSize;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.usDwordOffset * 4;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byBitOffset;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byFieldSize;
}
/*=======================================================================*/
/* Calculate the repeat count. */
/* The buffer length is either the total buffer size or the value specified by the user */
if ( f_pBufferPlayoutAdd->ulBufferLength == cOCT6100_AUTO_SELECT )
{
ulBufferLength = pBufferEntry->ulBufferSize;
}
else
{
ulBufferLength = f_pBufferPlayoutAdd->ulBufferLength;
}
if ( f_pBufferPlayoutAdd->ulDuration != cOCT6100_INVALID_VALUE )
{
/* With duration and buffer length, we can find the number of times we must repeat playing this buffer. */
ulBufferDurationMs = ulBufferLength / cOCT6100_SAMPLES_PER_MS;
ulRepeatCount = f_pBufferPlayoutAdd->ulDuration / ulBufferDurationMs;
fRepeatCountSet = TRUE;
/* Check if buffer is larger then asked duration. */
if ( ulRepeatCount != 0x0 )
{
/* We might have to create more then 1 event to accomodate for the repeat-max limit. */
ulEventsToCreate = ( ulRepeatCount / cOCT6100_REPEAT_MAX ) + 1;
}
else
{
/* No repeat event. Maybe only the duration modulo! */
ulEventsToCreate = 0x0;
}
/* Check if must create a second event for a buffer that cannot be played completely. */
ulDurationModulo = f_pBufferPlayoutAdd->ulDuration % ulBufferDurationMs;
if ( ulDurationModulo != 0x0 )
{
ulDurationModulo *= cOCT6100_SAMPLES_PER_MS;
if ( ulDurationModulo / cOCT6100_BUFFER_SIZE_GRANULARITY )
{
/* Round the modulo to be on a buffer size granularity. */
/* This will round down. */
ulDurationModulo = ( ulDurationModulo / cOCT6100_BUFFER_SIZE_GRANULARITY ) * cOCT6100_BUFFER_SIZE_GRANULARITY;
/* If the event about to be created is smaller then the minimum buffer size, */
/* round up to the minimum required by the hardware. */
if ( ulDurationModulo < cOCT6100_MINIMUM_BUFFER_SIZE )
ulDurationModulo = cOCT6100_MINIMUM_BUFFER_SIZE;
ulEventsToCreate++;
}
else
{
/* The modulo is too small to be played. Skip. */
ulDurationModulo = 0;
}
}
}
else if ( f_pBufferPlayoutAdd->fRepeat == TRUE
&& f_pBufferPlayoutAdd->ulRepeatCount != cOCT6100_REPEAT_INFINITELY )
{
/* The repeat count is set directly from the user. */
ulRepeatCount = f_pBufferPlayoutAdd->ulRepeatCount;
fRepeatCountSet = TRUE;
}
/*=======================================================================*/
/* Set the playout feature base address. */
ulPlayoutBaseAddress = cOCT6100_CHANNEL_ROOT_BASE + ( f_ulChannelIndex * cOCT6100_CHANNEL_ROOT_SIZE ) + pSharedInfo->MemoryMap.ulChanRootConfOfst;
/* Read the read pointer. */
ulAddress = ulPlayoutBaseAddress + ulReadPtrBytesOfst;
/* Must read in memory directly since this value is changed by hardware. */
ulResult = Oct6100ApiReadDword( f_pApiInstance, ulAddress, &ulTempData );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulReadPtrFieldSize, ulReadPtrBitOfst, &ulMask );
/* Store the read pointer. */
ulReadPtr = ( ulTempData & ulMask ) >> ulReadPtrBitOfst;
/* Compare the pointers... Are they different? If so, there is something already in the list. */
if ( ulReadPtr != ulWritePtr )
{
/* Check if there is enough room for the playout events. */
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == TRUE )
&& ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == TRUE ) )
{
/* 127 or 31 events image. */
if ( (UINT8)( ( ulWritePtr - ulReadPtr ) & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 ) ) >= ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - (UINT8)ulEventsToCreate ) )
fCheckHardStop = TRUE;
}
else
{
/* Old 31 events image. */
if ( ( ( ulWritePtr - ulReadPtr ) & 0x1F ) >= ( 0x20 - ulEventsToCreate ) )
fCheckHardStop = TRUE;
fOldBufferPlayoutVersion = TRUE;
}
if ( fCheckHardStop == TRUE )
{
/* Ok. From what was read, the list is full. But we might still have a chance if the hard-stop */
/* version was used. In this case, some of the buffers in the list might */
/* become free in a couple of milliseconds, so try to wait for this. */
if ( ( ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT ) && ( pEchoChannel->fRinHardStop == TRUE ) )
|| ( ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) && ( pEchoChannel->fSoutHardStop == TRUE ) ) )
{
/* Read the 'chip' write pointer in the hardware. */
ReadParams.pProcessContext = f_pApiInstance->pProcessContext;
ReadParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
ReadParams.pusReadData = &usReadData;
ReadParams.ulReadAddress = ulPlayoutBaseAddress + ulReadPtrBytesOfst;
/* Get the write pointer in the chip. */
ulAddress = ulPlayoutBaseAddress + ulWritePtrBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance, pEchoChannel, ulAddress, &ulReadData, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulWritePtrFieldSize, ulWritePtrBitOfst, &ulMask );
/* Store the write pointer. */
ulChipWritePtr = ( ulReadData & ulMask ) >> ulWritePtrBitOfst;
/* Optimize this access by only reading the word we are interested in. */
if ( ulReadPtrBitOfst < 16 )
ReadParams.ulReadAddress += 2;
while( fStillPlaying == TRUE )
{
/* Read the read pointer until equals to the write pointer. */
mOCT6100_DRIVER_READ_API( ReadParams, ulResult )
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Move data at correct position according to what was read. */
if ( ulReadPtrBitOfst < 16 )
ulTempData = usReadData;
else
ulTempData = usReadData << 16;
mOCT6100_CREATE_FEATURE_MASK( ulReadPtrFieldSize, ulReadPtrBitOfst, &ulMask );
/* Store the read pointer.*/
ulReadPtr = ( ulTempData & ulMask ) >> ulReadPtrBitOfst;
/* Playout has finished when the read pointer reaches the write pointer. */
if ( ulReadPtr == ulChipWritePtr )
break;
ulLoopCnt++;
if ( ulLoopCnt > cOCT6100_MAX_LOOP )
{
return cOCT6100_ERR_FATAL_E7;
}
aulWaitTime[ 0 ] = 100;
aulWaitTime[ 1 ] = 0;
ulResult = Oct6100ApiWaitForTime( f_pApiInstance, aulWaitTime );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
/* Clear hard-stop flag. */
if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
/* No hard stop for now. */
pEchoChannel->fRinHardStop = FALSE;
}
else /* if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) */
{
/* No hard stop for now. */
pEchoChannel->fSoutHardStop = FALSE;
}
/* Now check again if the event can be added... */
if ( fOldBufferPlayoutVersion == FALSE )
{
if ( (UINT8)( ( ulWritePtr - ulReadPtr ) & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 ) ) >= ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - (UINT8)ulEventsToCreate ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_EVENT_BUF_FULL;
}
else /* if ( fOldBufferPlayoutVersion == TRUE ) */
{
/* Old 31 events image. */
if ( ( ( ulWritePtr - ulReadPtr ) & 0x1F ) >= ( 0x20 - ulEventsToCreate ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_EVENT_BUF_FULL;
}
/* Good, at least another buffer can be added! Add the buffer to the list. */
}
else
{
/* Well the list is full! */
return cOCT6100_ERR_BUFFER_PLAYOUT_ADD_EVENT_BUF_FULL;
}
}
}
/*=======================================================================*/
/* Write the events. */
for ( ulEventIndex = 0; ulEventIndex < ulEventsToCreate; ulEventIndex ++ )
{
/* Set the playout event base address. */
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == TRUE )
&& ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == TRUE ) )
{
/* 127 or 31 events image. */
ulAddress = pSharedInfo->MemoryMap.ulChanMainMemBase + (f_ulChannelIndex * pSharedInfo->MemoryMap.ulChanMainMemSize ) + ulEventBuffer + (cOCT6100_PLAYOUT_EVENT_MEM_SIZE * (ulWritePtr & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 )));
}
else
{
/* Old 31 events image. */
ulAddress = pSharedInfo->MemoryMap.ulChanMainMemBase + (f_ulChannelIndex * pSharedInfo->MemoryMap.ulChanMainMemSize ) + ulEventBuffer + (cOCT6100_PLAYOUT_EVENT_MEM_SIZE * (ulWritePtr & 0x1F));
}
/* EVENT BASE + 0 */
/* Make sure the xIS and xHS bits are cleared. */
ulTempData = 0;
/* Set the repeat count. */
if ( fRepeatCountSet == TRUE )
{
if ( ( ulRepeatCount != 0x0 ) && ( ulRepeatCount <= cOCT6100_REPEAT_MAX ) )
{
/* Use repeat count directly. */
ulTempData |= ulRepeatCount;
/* Will be used later when creating the duration modulo event. */
ulRepeatCount = 0;
}
else if ( ulRepeatCount != 0x0 )
{
/* Get ready for next event. */
ulRepeatCount -= cOCT6100_REPEAT_MAX;
/* Set maximum for this event. */
ulTempData |= cOCT6100_REPEAT_MAX;
}
else
{
/* Duration modulo case. Nothing to set here. */
}
}
else /* if ( fRepeatCountSet != TRUE ) */
{
/* Repeat only once. */
ulTempData |= 0x1;
}
ulResult = Oct6100ApiWriteDword( f_pApiInstance, ulAddress, ulTempData );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* EVENT BASE + 4 */
/* Set the buffer base address and playout configuration. */
ulAddress += 4;
ulTempData = pBufferEntry->ulBufferBase & 0x07FFFFFF;
/* Set play indefinitely or loop N times. */
if ( ( fRepeatCountSet == FALSE ) && ( f_pBufferPlayoutAdd->fRepeat == TRUE ) )
{
/* Repeat indefinitely. */
ulTempData |= 0x1 << cOCT6100_PLAYOUT_EVENT_REPEAT_OFFSET;
if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
pEchoChannel->fRinBufPlayoutRepeatUsed = TRUE;
else /* if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) */
pEchoChannel->fSoutBufPlayoutRepeatUsed = TRUE;
}
/* Use loop N times feature. */
ulTempData |= 0x1 << cOCT6100_PLAYOUT_EVENT_LOOP_TIMES_OFFSET;
/* Set the law.*/
ulTempData |= ( pBufferEntry->byBufferPcmLaw << cOCT6100_PLAYOUT_EVENT_LAW_OFFSET );
/* Set the mixing configuration.*/
ulTempData |= f_pBufferPlayoutAdd->ulMixingMode << cOCT6100_PLAYOUT_EVENT_MIX_OFFSET;
ulResult = Oct6100ApiWriteDword( f_pApiInstance, ulAddress, ulTempData );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* EVENT BASE + 8 */
/* Set the buffer size and playout gain. */
ulAddress += 4;
/* Check if we are setting the duration modulo. This would be the last event and this */
/* event is of a very specific size. */
if ( ( fRepeatCountSet == TRUE )
&& ( ulEventIndex == ( ulEventsToCreate - 1 ) )
&& ( ulDurationModulo != 0x0 ) )
{
/* The duration modulo variable contains all that is needed here. */
ulBufferLength = ulDurationModulo;
}
ulTempData = ulBufferLength;
/* Adjust playout gain. */
if ( f_pBufferPlayoutAdd->lGainDb != 0 )
{
/* Convert the dB value into OctFloat format. */
usTempData = Oct6100ApiDbAmpHalfToOctFloat( f_pBufferPlayoutAdd->lGainDb );
ulTempData |= ( usTempData & 0xFF00 ) << 16;
}
else
{
ulTempData |= cOCT6100_PLAYOUT_GAIN;
}
ulResult = Oct6100ApiWriteDword( f_pApiInstance, ulAddress, ulTempData );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* EVENT BASE + 0xC */
ulAddress += 4;
ulTempData = ( ulBufferLength - 1 ) & 0xFFFFFFC0; /* Must be multiple of 64 bytes */
/* Adjust playout gain. */
if ( f_pBufferPlayoutAdd->lGainDb != 0 )
{
ulTempData |= ( usTempData & 0xFF ) << 24;
}
ulResult = Oct6100ApiWriteDword( f_pApiInstance, ulAddress, ulTempData );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Next event. */
ulWritePtr++;
}
/*=======================================================================*/
/*=======================================================================*/
/* Increment the write pointer to make it point to the next empty entry. */
if ( f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
pEchoChannel->ulRinBufWritePtr = ( pEchoChannel->ulRinBufWritePtr + ulEventsToCreate ) & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 );
/* Remember that a buffer was added on the rin port. */
pEchoChannel->fRinBufAdded = TRUE;
}
else /* f_pBufferPlayoutAdd->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
pEchoChannel->ulSoutBufWritePtr = ( pEchoChannel->ulSoutBufWritePtr + ulEventsToCreate ) & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 );
/* Remember that a buffer was added on the sout port. */
pEchoChannel->fSoutBufAdded = TRUE;
}
/*=======================================================================*/
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutStartSer
Description: Starts buffer playout on a channel.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStart Pointer to buffer playout start structure.
f_ulPlayoutStopEventType Playout stop event type to be generated if required.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutStartSer
UINT32 Oct6100BufferPlayoutStartSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_PLAYOUT_START f_pBufferPlayoutStart,
IN UINT32 f_ulPlayoutStopEventType )
{
UINT32 ulBufferIndex = 0;
UINT32 ulChannelIndex;
BOOL fNotifyOnPlayoutStop;
UINT32 ulUserEventId;
BOOL fAddToCurrentlyPlayingList;
UINT32 ulResult;
/* Check the user's configuration of the buffer for errors. */
ulResult = Oct6100ApiCheckPlayoutStartParams( f_pApiInstance, f_pBufferPlayoutStart, &ulChannelIndex, &ulBufferIndex, &fNotifyOnPlayoutStop, &ulUserEventId, &fAddToCurrentlyPlayingList );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Write to all resources needed to activate buffer playout. */
ulResult = Oct6100ApiWriteChanPlayoutStructs( f_pApiInstance, f_pBufferPlayoutStart, ulChannelIndex, ulBufferIndex, fNotifyOnPlayoutStop, ulUserEventId, fAddToCurrentlyPlayingList, f_ulPlayoutStopEventType );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiCheckPlayoutStartParams
Description: Check the validity of the channel and buffer requested.
Check the validity of the flags requested.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStart Pointer to buffer playout start structure.
f_pulChannelIndex Pointer to the channel index of the selected channel.
f_pulBufferIndex Pointer to the buffer index within the API's buffer list.
f_pfNotifyOnPlayoutStop Pointer to the notify on playout stop flag.
f_pulUserEventId Pointer to the user event id specified.
f_pfAllowStartIfActive Pointer to the add to currently playing list flag.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiCheckPlayoutStartParams
UINT32 Oct6100ApiCheckPlayoutStartParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_PLAYOUT_START f_pBufferPlayoutStart,
OUT PUINT32 f_pulChannelIndex,
OUT PUINT32 f_pulBufferIndex,
OUT PBOOL f_pfNotifyOnPlayoutStop,
OUT PUINT32 f_pulUserEventId,
OUT PBOOL f_pfAllowStartIfActive )
{
tPOCT6100_API_CHANNEL pEchoChannel;
UINT32 ulEntryOpenCnt;
/* Check for errors. */
if ( f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers == 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_DISABLED;
if ( f_pBufferPlayoutStart->ulChannelHndl == cOCT6100_INVALID_HANDLE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
if ( f_pBufferPlayoutStart->ulPlayoutPort != cOCT6100_CHANNEL_PORT_ROUT &&
f_pBufferPlayoutStart->ulPlayoutPort != cOCT6100_CHANNEL_PORT_SOUT )
return cOCT6100_ERR_BUFFER_PLAYOUT_PLAYOUT_PORT;
if ( f_pBufferPlayoutStart->fNotifyOnPlayoutStop != FALSE
&& f_pBufferPlayoutStart->fNotifyOnPlayoutStop != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOTIFY_ON_STOP;
if ( f_pBufferPlayoutStart->fAllowStartWhileActive != FALSE
&& f_pBufferPlayoutStart->fAllowStartWhileActive != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_ALLOW_ACTIVE;
/*=====================================================================*/
/* Check the channel handle. */
if ( (f_pBufferPlayoutStart->ulChannelHndl & cOCT6100_HNDL_TAG_MASK) != cOCT6100_HNDL_TAG_CHANNEL )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
*f_pulChannelIndex = f_pBufferPlayoutStart->ulChannelHndl & cOCT6100_HNDL_INDEX_MASK;
if ( *f_pulChannelIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxChannels )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
mOCT6100_GET_CHANNEL_ENTRY_PNT( f_pApiInstance->pSharedInfo, pEchoChannel, *f_pulChannelIndex )
/* Extract the entry open count from the provided handle. */
ulEntryOpenCnt = (f_pBufferPlayoutStart->ulChannelHndl >> cOCT6100_ENTRY_OPEN_CNT_SHIFT) & cOCT6100_ENTRY_OPEN_CNT_MASK;
/* Check for errors. */
if ( pEchoChannel->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_NOT_OPEN;
if ( ulEntryOpenCnt != pEchoChannel->byEntryOpenCnt )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
/* The channel cannot be in POWER_DOWN or HT_FREEZE to start the playout. */
if ( ( pEchoChannel->byEchoOperationMode == cOCT6100_ECHO_OP_MODE_POWER_DOWN )
|| ( pEchoChannel->byEchoOperationMode == cOCT6100_ECHO_OP_MODE_HT_FREEZE ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_ECHO_OP_MODE;
/* The channel's NLP must be enabled for playout to occur. */
if ( pEchoChannel->VqeConfig.fEnableNlp == FALSE )
return cOCT6100_ERR_BUFFER_PLAYOUT_NLP_DISABLED;
/*=====================================================================*/
/*=====================================================================*/
/* Check if the user activated the buffer playout events. */
if ( f_pBufferPlayoutStart->fNotifyOnPlayoutStop == TRUE
&& f_pApiInstance->pSharedInfo->ChipConfig.ulSoftBufPlayoutEventsBufSize == 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_EVENT_DISABLED;
/*=====================================================================*/
/*=====================================================================*/
/* Check if there is actually a buffer added in the list. */
if ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
if ( pEchoChannel->fRinBufAdded == FALSE )
return cOCT6100_ERR_BUFFER_PLAYOUT_LIST_EMPTY;
}
else /* if ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) */
{
if ( pEchoChannel->fSoutBufAdded == FALSE )
return cOCT6100_ERR_BUFFER_PLAYOUT_LIST_EMPTY;
}
/*=====================================================================*/
/* Return the requested information. */
*f_pfNotifyOnPlayoutStop = f_pBufferPlayoutStart->fNotifyOnPlayoutStop;
*f_pulUserEventId = f_pBufferPlayoutStart->ulUserEventId;
*f_pfAllowStartIfActive = f_pBufferPlayoutStart->fAllowStartWhileActive;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiWriteChanPlayoutStructs
Description: Write the buffer playout event in the channel main structure.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStart Pointer to buffer playout start structure.
f_ulChannelIndex Index of the channel within the API's channel list.
f_ulBufferIndex Index of the buffer within the API's buffer list.
f_fNotifyOnPlayoutStop Flag for the notify on playout stop.
f_ulUserEventId User event id passed to the user when a playout event is generated.
f_fAllowStartIfActive Add to currently playing list flag.
f_ulPlayoutStopEventType Playout stop event type to be generated if required.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiWriteChanPlayoutStructs
UINT32 Oct6100ApiWriteChanPlayoutStructs(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_PLAYOUT_START f_pBufferPlayoutStart,
IN UINT32 f_ulChannelIndex,
IN UINT32 f_ulBufferIndex,
IN BOOL f_fNotifyOnPlayoutStop,
IN UINT32 f_ulUserEventId,
IN BOOL f_fAllowStartIfActive,
IN UINT32 f_ulPlayoutStopEventType )
{
tPOCT6100_API_BUFFER pBufferEntry;
tPOCT6100_API_CHANNEL pEchoChannel;
tPOCT6100_SHARED_INFO pSharedInfo;
tOCT6100_READ_PARAMS ReadParams;
UINT32 ulResult;
UINT32 ulWritePtr;
UINT32 ulChipWritePtr;
PUINT32 pulSkipPtr;
UINT32 ulWritePtrBytesOfst;
UINT32 ulSkipPtrBytesOfst;
UINT32 ulWritePtrBitOfst;
UINT32 ulSkipPtrBitOfst;
UINT32 ulWritePtrFieldSize;
UINT32 ulSkipPtrFieldSize;
UINT32 ulIgnoreBytesOfst;
UINT32 ulIgnoreBitOfst;
UINT32 ulIgnoreFieldSize;
UINT32 ulHardSkipBytesOfst;
UINT32 ulHardSkipBitOfst;
UINT32 ulHardSkipFieldSize;
UINT32 ulReadPtrBytesOfst;
UINT32 ulReadPtrBitOfst;
UINT32 ulReadPtrFieldSize;
UINT32 ulPlayoutBaseAddress;
UINT32 ulAddress;
UINT32 ulTempData;
UINT32 ulMask;
UINT32 ulReadData;
UINT32 ulReadPtr;
UINT32 ulLoopCnt = 0;
UINT16 usReadData;
BOOL fBufferPlayoutStopDetected;
BOOL fWriteSkipPtr = FALSE;
BOOL fStillPlaying = TRUE;
UINT32 aulWaitTime[ 2 ];
/* Obtain local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
mOCT6100_GET_CHANNEL_ENTRY_PNT( pSharedInfo, pEchoChannel, f_ulChannelIndex );
mOCT6100_GET_BUFFER_ENTRY_PNT( f_pApiInstance->pSharedInfo, pBufferEntry, f_ulBufferIndex );
/* First off, check for buffer playout events, if requested for this channel/port. */
/* At the same time, if requested, check that the playout has stopped for this channel/port. */
if ( ( ( pEchoChannel->fRinBufPlaying == TRUE )
&& ( ( pEchoChannel->fRinBufPlayoutNotifyOnStop == TRUE ) || ( f_fAllowStartIfActive == FALSE ) )
&& ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT ) )
|| ( ( ( pEchoChannel->fSoutBufPlaying == TRUE ) || ( f_fAllowStartIfActive == FALSE ) )
&& ( pEchoChannel->fSoutBufPlayoutNotifyOnStop == TRUE )
&& ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) ) )
{
/* Buffer playout might still be going on for this channel/port. */
ulResult = Oct6100BufferPlayoutCheckForSpecificEvent( f_pApiInstance,
f_ulChannelIndex,
f_pBufferPlayoutStart->ulPlayoutPort,
pEchoChannel->fRinBufPlayoutNotifyOnStop,
&fBufferPlayoutStopDetected );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Check if the user requested to only start if playout is over. Return an error if */
/* buffer playout is still going on on this channel/port. */
if ( ( f_fAllowStartIfActive == FALSE ) && ( fBufferPlayoutStopDetected == FALSE ) )
{
/* No go! User should wait for the current list to stop, or call the */
/* Oct6100BufferPlayoutStop function. */
return cOCT6100_ERR_BUFFER_PLAYOUT_STILL_ACTIVE;
}
}
/* Select the buffer of interest. */
if ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
ulWritePtr = pEchoChannel->ulRinBufWritePtr;
pulSkipPtr = &pEchoChannel->ulRinBufSkipPtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.usDwordOffset * 4;
ulSkipPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.usDwordOffset * 4;
ulIgnoreBytesOfst = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.usDwordOffset * 4;
ulHardSkipBytesOfst = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.usDwordOffset * 4;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byBitOffset;
ulSkipPtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.byBitOffset;
ulIgnoreBitOfst = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.byBitOffset;
ulHardSkipBitOfst = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.byBitOffset;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byFieldSize;
ulSkipPtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.byFieldSize;
ulIgnoreFieldSize = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.byFieldSize;
ulHardSkipFieldSize = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.byFieldSize;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byFieldSize;
}
else /* f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
ulWritePtr = pEchoChannel->ulSoutBufWritePtr;
pulSkipPtr = &pEchoChannel->ulSoutBufSkipPtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.usDwordOffset * 4;
ulSkipPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.usDwordOffset * 4;
ulIgnoreBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.usDwordOffset * 4;
ulHardSkipBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.usDwordOffset * 4;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byBitOffset;
ulSkipPtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.byBitOffset;
ulIgnoreBitOfst = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.byBitOffset;
ulHardSkipBitOfst = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.byBitOffset;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byFieldSize;
ulSkipPtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.byFieldSize;
ulIgnoreFieldSize = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.byFieldSize;
ulHardSkipFieldSize = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.byFieldSize;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byFieldSize;
}
/* Set the playout feature base address. */
ulPlayoutBaseAddress = cOCT6100_CHANNEL_ROOT_BASE + ( f_ulChannelIndex * cOCT6100_CHANNEL_ROOT_SIZE ) + pSharedInfo->MemoryMap.ulChanRootConfOfst;
/* Check if we must wait for stop to complete before starting a new list. */
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE )
{
if ( ( ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT ) && ( pEchoChannel->fRinHardStop == TRUE ) )
|| ( ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) && ( pEchoChannel->fSoutHardStop == TRUE ) ) )
{
/* Read the read pointer. */
ReadParams.pProcessContext = f_pApiInstance->pProcessContext;
ReadParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
ReadParams.pusReadData = &usReadData;
ReadParams.ulReadAddress = ulPlayoutBaseAddress + ulReadPtrBytesOfst;
/* Get the write pointer in the chip. */
ulAddress = ulPlayoutBaseAddress + ulWritePtrBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance, pEchoChannel, ulAddress, &ulReadData, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulWritePtrFieldSize, ulWritePtrBitOfst, &ulMask );
/* Store the write pointer. */
ulChipWritePtr = ( ulReadData & ulMask ) >> ulWritePtrBitOfst;
/* Optimize this access by only reading the word we are interested in. */
if ( ulReadPtrBitOfst < 16 )
ReadParams.ulReadAddress += 2;
while( fStillPlaying == TRUE )
{
/* Read the read pointer until equals to the write pointer. */
mOCT6100_DRIVER_READ_API( ReadParams, ulResult )
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Move data at correct position according to what was read. */
if ( ulReadPtrBitOfst < 16 )
ulTempData = usReadData;
else
ulTempData = usReadData << 16;
mOCT6100_CREATE_FEATURE_MASK( ulReadPtrFieldSize, ulReadPtrBitOfst, &ulMask );
/* Store the read pointer. */
ulReadPtr = ( ulTempData & ulMask ) >> ulReadPtrBitOfst;
/* Playout has finished when the read pointer reaches the write pointer. */
if ( ulReadPtr == ulChipWritePtr )
break;
ulLoopCnt++;
if( ulLoopCnt > cOCT6100_MAX_LOOP )
{
return cOCT6100_ERR_FATAL_E6;
}
aulWaitTime[ 0 ] = 100;
aulWaitTime[ 1 ] = 0;
ulResult = Oct6100ApiWaitForTime( f_pApiInstance, aulWaitTime );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
}
}
/* Check if must clear the skip bit. */
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE )
{
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == TRUE )
&& ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == TRUE ) )
{
/* Make sure the skip bit is cleared to start playout! */
ulAddress = ulPlayoutBaseAddress + ulIgnoreBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance, pEchoChannel, ulAddress, &ulTempData, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulIgnoreFieldSize, ulIgnoreBitOfst, &ulMask );
/* Cleared! */
ulTempData &= ( ~ulMask );
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Make sure the hard skip bit is cleared to start playout! */
ulAddress = ulPlayoutBaseAddress + ulHardSkipBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData,
ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulIgnoreFieldSize, ulHardSkipBitOfst, &ulMask );
/* Cleared! */
ulTempData &= ( ~ulMask );
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
}
/* Write the skip and write pointer to activate buffer playout. */
/* Update the skip pointer. */
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == FALSE )
|| ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == FALSE ) )
{
/* Old 31 events image. */
if ( ( ( ulWritePtr - *pulSkipPtr ) & 0x7F ) > 63 )
{
*pulSkipPtr = ( ulWritePtr - 63 ) & 0x7F;
fWriteSkipPtr = TRUE;
}
}
else
{
/* No need to update the skip pointer, a bit needs to be set when skipping. */
/* fWriteSkipPtr set to FALSE from variable declaration. */
}
if ( fWriteSkipPtr == TRUE )
{
/*=======================================================================*/
/* Fetch and modify the skip pointer. */
ulAddress = ulPlayoutBaseAddress + ulSkipPtrBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData,
ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulSkipPtrFieldSize, ulSkipPtrBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
ulTempData |= *pulSkipPtr << ulSkipPtrBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/*=======================================================================*/
}
/*=======================================================================*/
/* Fetch and modify the write pointer. */
ulAddress = ulPlayoutBaseAddress + ulWritePtrBytesOfst;
mOCT6100_RETRIEVE_NLP_CONF_DWORD( f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData,
ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulWritePtrFieldSize, ulWritePtrBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
ulTempData |= ulWritePtr << ulWritePtrBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/*=======================================================================*/
/*=======================================================================*/
/* Now update the state of the channel stating that the buffer playout is activated. */
/* Select the buffer of interest.*/
if ( f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
/* Check if the global ports active stat must be incremented. */
if ( pEchoChannel->fRinBufPlaying == FALSE )
{
/* Increment the number of active buffer playout ports. */
pSharedInfo->ChipStats.usNumberActiveBufPlayoutPorts++;
}
pEchoChannel->fRinBufPlaying = TRUE;
/* Keep the new notify on event flag. */
pEchoChannel->fRinBufPlayoutNotifyOnStop = (UINT8)( f_fNotifyOnPlayoutStop & 0xFF );
/* Keep the specified user event id. */
pEchoChannel->ulRinUserBufPlayoutEventId = f_ulUserEventId;
/* Keep type of event to be generated. */
pEchoChannel->byRinPlayoutStopEventType = (UINT8)( f_ulPlayoutStopEventType & 0xFF );
/* No hard stop for now. */
pEchoChannel->fRinHardStop = FALSE;
/* No buffer added in the rin list for now. */
pEchoChannel->fRinBufAdded = FALSE;
/* Buffer playout is active on this channel. */
pEchoChannel->fBufPlayoutActive = TRUE;
}
else /* f_pBufferPlayoutStart->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
/* Check if the global ports active stat must be incremented. */
if ( pEchoChannel->fSoutBufPlaying == FALSE )
{
/* Increment the number of active buffer playout ports. */
pSharedInfo->ChipStats.usNumberActiveBufPlayoutPorts++;
}
pEchoChannel->fSoutBufPlaying = TRUE;
/* Keep the new notify on event flag. */
pEchoChannel->fSoutBufPlayoutNotifyOnStop = (UINT8)( f_fNotifyOnPlayoutStop & 0xFF );
/* Keep the specified user event id. */
pEchoChannel->ulSoutUserBufPlayoutEventId = f_ulUserEventId;
/* Keep type of event to be generated. */
pEchoChannel->bySoutPlayoutStopEventType = (UINT8)( f_ulPlayoutStopEventType & 0xFF );
/* No hard stop for now. */
pEchoChannel->fSoutHardStop = FALSE;
/* No buffer added in the sout list for now. */
pEchoChannel->fSoutBufAdded = FALSE;
/* Buffer playout is active on this channel. */
pEchoChannel->fBufPlayoutActive = TRUE;
}
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100BufferPlayoutStopSer
Description: Stops buffer playout on a channel.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStop Pointer to buffer playout stop structure.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100BufferPlayoutStopSer
UINT32 Oct6100BufferPlayoutStopSer(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN OUT tPOCT6100_BUFFER_PLAYOUT_STOP f_pBufferPlayoutStop )
{
UINT32 ulChannelIndex;
UINT16 usEchoMemIndex;
UINT32 ulResult;
/* Check the user's configuration of the buffer for errors. */
ulResult = Oct6100ApiAssertPlayoutStopParams(
f_pApiInstance,
f_pBufferPlayoutStop,
&ulChannelIndex,
&usEchoMemIndex );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Write to all resources needed to deactivate buffer playout. */
ulResult = Oct6100ApiInvalidateChanPlayoutStructs(
f_pApiInstance,
f_pBufferPlayoutStop,
ulChannelIndex,
usEchoMemIndex
);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiAssertPlayoutStopParams
Description: Check the validity of the channel and buffer requested.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStop Pointer to buffer playout stop structure.
f_pulChannelIndex Pointer to the channel index on which playout is to be stopped.
f_pusEchoMemIndex Pointer to the echo mem index on which playout is to be stopped.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiAssertPlayoutStopParams
UINT32 Oct6100ApiAssertPlayoutStopParams(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_PLAYOUT_STOP f_pBufferPlayoutStop,
OUT PUINT32 f_pulChannelIndex,
OUT PUINT16 f_pusEchoMemIndex )
{
tPOCT6100_API_CHANNEL pEchoChannel;
UINT32 ulEntryOpenCnt;
/* Check for errors. */
if ( f_pApiInstance->pSharedInfo->ChipConfig.usMaxPlayoutBuffers == 0 )
return cOCT6100_ERR_BUFFER_PLAYOUT_DISABLED;
if ( f_pBufferPlayoutStop->ulChannelHndl == cOCT6100_INVALID_HANDLE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
if ( f_pBufferPlayoutStop->ulPlayoutPort != cOCT6100_CHANNEL_PORT_ROUT &&
f_pBufferPlayoutStop->ulPlayoutPort != cOCT6100_CHANNEL_PORT_SOUT )
return cOCT6100_ERR_BUFFER_PLAYOUT_PLAYOUT_PORT;
if ( f_pBufferPlayoutStop->fStopCleanly != TRUE && f_pBufferPlayoutStop->fStopCleanly != FALSE )
return cOCT6100_ERR_BUFFER_PLAYOUT_STOP_CLEANLY;
/*=====================================================================*/
/* Check the channel handle. */
if ( (f_pBufferPlayoutStop->ulChannelHndl & cOCT6100_HNDL_TAG_MASK) != cOCT6100_HNDL_TAG_CHANNEL )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
*f_pulChannelIndex = f_pBufferPlayoutStop->ulChannelHndl & cOCT6100_HNDL_INDEX_MASK;
if ( *f_pulChannelIndex >= f_pApiInstance->pSharedInfo->ChipConfig.usMaxChannels )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
mOCT6100_GET_CHANNEL_ENTRY_PNT( f_pApiInstance->pSharedInfo, pEchoChannel, *f_pulChannelIndex )
/* Extract the entry open count from the provided handle. */
ulEntryOpenCnt = (f_pBufferPlayoutStop->ulChannelHndl >> cOCT6100_ENTRY_OPEN_CNT_SHIFT) & cOCT6100_ENTRY_OPEN_CNT_MASK;
/* Check for errors. */
if ( pEchoChannel->fReserved != TRUE )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_NOT_OPEN;
if ( ulEntryOpenCnt != pEchoChannel->byEntryOpenCnt )
return cOCT6100_ERR_BUFFER_PLAYOUT_CHANNEL_HANDLE_INVALID;
/* Return echo memory index. */
*f_pusEchoMemIndex = pEchoChannel->usEchoMemIndex;
/* Check if buffer playout is active for the selected port. */
if ( ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
&& ( pEchoChannel->fRinBufPlaying == FALSE )
&& ( pEchoChannel->fRinBufAdded == FALSE ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOT_STARTED;
if ( ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT )
&& ( pEchoChannel->fSoutBufPlaying == FALSE )
&& ( pEchoChannel->fSoutBufAdded == FALSE ) )
return cOCT6100_ERR_BUFFER_PLAYOUT_NOT_STARTED;
/*=====================================================================*/
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiInvalidateChanPlayoutStructs
Description: Write the buffer playout event in the channel main structure.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pBufferPlayoutStop Pointer to buffer playout stop structure.
f_ulChannelIndex Index of the channel within the API's channel list.
f_usEchoMemIndex Index of the echo channel in hardware memory.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiInvalidateChanPlayoutStructs
UINT32 Oct6100ApiInvalidateChanPlayoutStructs(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN tPOCT6100_BUFFER_PLAYOUT_STOP f_pBufferPlayoutStop,
IN UINT32 f_ulChannelIndex,
IN UINT16 f_usEchoMemIndex
)
{
tPOCT6100_API_CHANNEL pEchoChannel;
tPOCT6100_SHARED_INFO pSharedInfo;
tOCT6100_READ_PARAMS ReadParams;
tOCT6100_WRITE_PARAMS WriteParams;
UINT32 ulResult;
UINT32 ulWritePtrBytesOfst;
UINT32 ulWritePtrBitOfst;
UINT32 ulWritePtrFieldSize;
UINT32 ulSkipPtrBytesOfst;
UINT32 ulSkipPtrBitOfst;
UINT32 ulSkipPtrFieldSize;
UINT32 ulIgnoreBytesOfst;
UINT32 ulIgnoreBitOfst;
UINT32 ulIgnoreFieldSize;
UINT32 ulHardSkipBytesOfst;
UINT32 ulHardSkipBitOfst;
UINT32 ulHardSkipFieldSize;
UINT32 ulReadPtrBytesOfst;
UINT32 ulReadPtrBitOfst;
UINT32 ulReadPtrFieldSize;
UINT32 ulSkipPtr;
UINT32 ulWritePtr;
UINT32 ulReadPtr = 0;
UINT32 ulCurrentPtr;
UINT32 ulPlayoutBaseAddress;
UINT32 ulAddress;
UINT32 ulTempData;
UINT32 ulMask;
UINT32 ulReadData;
UINT16 usReadData;
BOOL fCheckStop = FALSE;
UINT32 ulEventBuffer;
/* Obtain local pointer to shared portion of instance. */
pSharedInfo = f_pApiInstance->pSharedInfo;
WriteParams.pProcessContext = f_pApiInstance->pProcessContext;
WriteParams.ulUserChipId = f_pApiInstance->pSharedInfo->ChipConfig.ulUserChipId;
ReadParams.pProcessContext = f_pApiInstance->pProcessContext;
ReadParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
ReadParams.pusReadData = &usReadData;
mOCT6100_GET_CHANNEL_ENTRY_PNT( pSharedInfo, pEchoChannel, f_ulChannelIndex );
/* Select the port of interest. */
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
ulWritePtr = pEchoChannel->ulRinBufWritePtr;
ulSkipPtr = ulWritePtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinWritePtrOfst.byFieldSize;
ulSkipPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.usDwordOffset * 4;
ulSkipPtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.byBitOffset;
ulSkipPtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinSkipPtrOfst.byFieldSize;
ulIgnoreBytesOfst = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.usDwordOffset * 4;
ulIgnoreBitOfst = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.byBitOffset;
ulIgnoreFieldSize = pSharedInfo->MemoryMap.PlayoutRinIgnoreSkipCleanOfst.byFieldSize;
ulHardSkipBytesOfst = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.usDwordOffset * 4;
ulHardSkipBitOfst = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.byBitOffset;
ulHardSkipFieldSize = pSharedInfo->MemoryMap.PlayoutRinHardSkipOfst.byFieldSize;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.usDwordOffset * 4;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byBitOffset;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutRinReadPtrOfst.byFieldSize;
}
else /* f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
ulWritePtr = pEchoChannel->ulSoutBufWritePtr;
ulSkipPtr = ulWritePtr;
ulWritePtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.usDwordOffset * 4;
ulWritePtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byBitOffset;
ulWritePtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutWritePtrOfst.byFieldSize;
ulSkipPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.usDwordOffset * 4;
ulSkipPtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.byBitOffset;
ulSkipPtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutSkipPtrOfst.byFieldSize;
ulIgnoreBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.usDwordOffset * 4;
ulIgnoreBitOfst = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.byBitOffset;
ulIgnoreFieldSize = pSharedInfo->MemoryMap.PlayoutSoutIgnoreSkipCleanOfst.byFieldSize;
ulHardSkipBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.usDwordOffset * 4;
ulHardSkipBitOfst = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.byBitOffset;
ulHardSkipFieldSize = pSharedInfo->MemoryMap.PlayoutSoutHardSkipOfst.byFieldSize;
ulReadPtrBytesOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.usDwordOffset * 4;
ulReadPtrBitOfst = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byBitOffset;
ulReadPtrFieldSize = pSharedInfo->MemoryMap.PlayoutSoutReadPtrOfst.byFieldSize;
}
/* Set the playout feature base address. */
ulPlayoutBaseAddress = cOCT6100_CHANNEL_ROOT_BASE + ( f_usEchoMemIndex * cOCT6100_CHANNEL_ROOT_SIZE ) + pSharedInfo->MemoryMap.ulChanRootConfOfst;
/* Check if something is currently playing. */
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
if ( pEchoChannel->fRinBufPlaying == TRUE )
{
/* Check if we are stopping it or if it stopped by itself. */
fCheckStop = TRUE;
}
else
{
/* Not playing! */
if ( f_pBufferPlayoutStop->pfAlreadyStopped != NULL )
*f_pBufferPlayoutStop->pfAlreadyStopped = TRUE;
}
}
else /* if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) */
{
if ( pEchoChannel->fSoutBufPlaying == TRUE )
{
/* Check if we are stopping it or if it stopped by itself. */
fCheckStop = TRUE;
}
else
{
/* Not playing! */
if ( f_pBufferPlayoutStop->pfAlreadyStopped != NULL )
*f_pBufferPlayoutStop->pfAlreadyStopped = TRUE;
}
}
if ( ( fCheckStop == TRUE ) || ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE ) )
{
/* Read the read pointer. */
ReadParams.pProcessContext = f_pApiInstance->pProcessContext;
ReadParams.ulUserChipId = pSharedInfo->ChipConfig.ulUserChipId;
ReadParams.pusReadData = &usReadData;
ReadParams.ulReadAddress = ulPlayoutBaseAddress + ulReadPtrBytesOfst;
/* Optimize this access by only reading the word we are interested in. */
if ( ulReadPtrBitOfst < 16 )
ReadParams.ulReadAddress += 2;
/* Must read in memory directly since this value is changed by hardware */
mOCT6100_DRIVER_READ_API( ReadParams, ulResult )
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Move data at correct position according to what was read. */
if ( ulReadPtrBitOfst < 16 )
ulTempData = usReadData;
else
ulTempData = usReadData << 16;
mOCT6100_CREATE_FEATURE_MASK( ulReadPtrFieldSize, ulReadPtrBitOfst, &ulMask );
/* Store the read pointer. */
ulReadPtr = ( ulTempData & ulMask ) >> ulReadPtrBitOfst;
/* Playout has finished when the read pointer reaches the write pointer. */
if ( f_pBufferPlayoutStop->pfAlreadyStopped != NULL )
{
if ( ulReadPtr != ulWritePtr )
*f_pBufferPlayoutStop->pfAlreadyStopped = FALSE;
else /* if ( ulReadPtr == ulWritePtr ) */
*f_pBufferPlayoutStop->pfAlreadyStopped = TRUE;
}
}
/* If the skip bits are located in the event itself, the playout is stopped by setting the */
/* skip pointer to the hardware chip write pointer. Read it directly from the NLP configuration. */
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE )
{
if ( ulReadPtr != ulWritePtr )
{
/* Get the write pointer in the chip. */
ulAddress = ulPlayoutBaseAddress + ulWritePtrBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance, pEchoChannel, ulAddress, &ulReadData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulWritePtrFieldSize, ulWritePtrBitOfst, &ulMask );
/* Store the write pointer. */
ulWritePtr = ( ulReadData & ulMask ) >> ulWritePtrBitOfst;
ulSkipPtr = ulWritePtr;
}
}
/* Check if must clear repeat bit. */
if ( ( ( pEchoChannel->fRinBufPlayoutRepeatUsed == TRUE ) && ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT ) )
|| ( ( pEchoChannel->fSoutBufPlayoutRepeatUsed == TRUE ) && ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) ) )
{
if ( ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE )
|| ( ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE )
&& ( ulWritePtr != ulReadPtr ) ) )
{
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainRinPlayoutMemOfst;
}
else /* f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainSoutPlayoutMemOfst;
}
/* Set the playout event base address. */
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == TRUE )
&& ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == TRUE ) )
{
/* 127 or 31 events image. */
ulAddress = pSharedInfo->MemoryMap.ulChanMainMemBase + ( f_usEchoMemIndex * pSharedInfo->MemoryMap.ulChanMainMemSize ) + ulEventBuffer + (cOCT6100_PLAYOUT_EVENT_MEM_SIZE * ( ( ulWritePtr - 1 ) & ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 )));
}
else
{
/* Old 31 events image. */
ulAddress = pSharedInfo->MemoryMap.ulChanMainMemBase + ( f_usEchoMemIndex * pSharedInfo->MemoryMap.ulChanMainMemSize ) + ulEventBuffer + (cOCT6100_PLAYOUT_EVENT_MEM_SIZE * ( ( ulWritePtr - 1 ) & 0x1F));
}
/* EVENT BASE + 4 */
/* Playout configuration. */
ulAddress += 4;
ReadParams.ulReadAddress = ulAddress;
mOCT6100_DRIVER_READ_API( ReadParams, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Read-clear-write the new repeat bit. */
usReadData &= 0x7FFF;
WriteParams.ulWriteAddress = ulAddress;
WriteParams.usWriteData = usReadData;
mOCT6100_DRIVER_WRITE_API( WriteParams, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
}
/* Write the skip to the value of the write pointer to stop buffer playout. */
/*=======================================================================*/
/* First set the ignore skip clean bit if required. */
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == FALSE )
|| ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == FALSE ) )
{
ulAddress = ulPlayoutBaseAddress + ulIgnoreBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulIgnoreFieldSize, ulIgnoreBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
/* Check if the skip need to be clean or not. */
if ( f_pBufferPlayoutStop->fStopCleanly == FALSE )
ulTempData |= 0x1 << ulIgnoreBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
/*=======================================================================*/
/*=======================================================================*/
/* Fetch and modify the write pointer. */
ulAddress = ulPlayoutBaseAddress + ulWritePtrBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance, pEchoChannel, ulAddress, &ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulWritePtrFieldSize, ulWritePtrBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
ulTempData |= ulWritePtr << ulWritePtrBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/*=======================================================================*/
/*=======================================================================*/
/* Fetch and modify the skip pointer. */
ulAddress = ulPlayoutBaseAddress + ulSkipPtrBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulSkipPtrFieldSize, ulSkipPtrBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
ulTempData |= ulSkipPtr << ulSkipPtrBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/*=======================================================================*/
/*=======================================================================*/
/* If in the new buffer playout case, things are in a different order. */
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE )
{
if ( ( pSharedInfo->ImageInfo.fRinBufferPlayoutHardSkip == TRUE )
&& ( pSharedInfo->ImageInfo.fSoutBufferPlayoutHardSkip == TRUE ) )
{
ulAddress = ulPlayoutBaseAddress + ulHardSkipBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulHardSkipFieldSize, ulHardSkipBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
/* Check if the skip need to be clean or not. */
if ( f_pBufferPlayoutStop->fStopCleanly == FALSE )
ulTempData |= 0x1 << ulHardSkipBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
/* Now is the appropriate time to skip! */
ulAddress = ulPlayoutBaseAddress + ulIgnoreBytesOfst;
ulResult = oct6100_retrieve_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
&ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
mOCT6100_CREATE_FEATURE_MASK( ulIgnoreFieldSize, ulIgnoreBitOfst, &ulMask );
ulTempData &= ( ~ulMask );
/* Set the skip bit. */
ulTempData |= 0x1 << ulIgnoreBitOfst;
ulResult = oct6100_save_nlp_conf_dword(f_pApiInstance,
pEchoChannel,
ulAddress,
ulTempData);
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
}
/*=======================================================================*/
/*=======================================================================*/
/* The API must set the skip bit in all the events that are queued. */
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE )
{
if ( fCheckStop == TRUE )
{
if ( ulReadPtr != ulWritePtr )
{
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainRinPlayoutMemOfst;
}
else /* f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
ulEventBuffer = pSharedInfo->MemoryMap.ulChanMainSoutPlayoutMemOfst;
}
for ( ulCurrentPtr = ulReadPtr; ulCurrentPtr != ulWritePtr; )
{
/* Set the playout event base address. */
/* 127 or 31 events image. */
ulAddress = pSharedInfo->MemoryMap.ulChanMainMemBase + ( f_usEchoMemIndex * pSharedInfo->MemoryMap.ulChanMainMemSize ) + ulEventBuffer + ( cOCT6100_PLAYOUT_EVENT_MEM_SIZE * ulCurrentPtr );
ulCurrentPtr++;
ulCurrentPtr &= ( pSharedInfo->ImageInfo.byMaxNumberPlayoutEvents - 1 );
/* EVENT BASE + 0 playout configuration. */
WriteParams.ulWriteAddress = ulAddress;
/* Set skip bit + hard-skip bit. */
WriteParams.usWriteData = 0x8000;
if ( f_pBufferPlayoutStop->fStopCleanly == FALSE )
WriteParams.usWriteData |= 0x4000;
mOCT6100_DRIVER_WRITE_API( WriteParams, ulResult );
if ( ulResult != cOCT6100_ERR_OK )
return ulResult;
}
}
}
}
/*=======================================================================*/
/* If stop immediatly, wait the stop before leaving the function. */
if ( f_pBufferPlayoutStop->fStopCleanly == FALSE )
{
/* Remember that an "hard stop" was used for the next start. */
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
pEchoChannel->fRinHardStop = TRUE;
else /* if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT ) */
pEchoChannel->fSoutHardStop = TRUE;
}
/*=======================================================================*/
/* Update the channel entry to set the playing flag to FALSE. */
/* Select the port of interest. */
if ( f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_ROUT )
{
/* Check if the global ports active stat must be decremented. */
if ( pEchoChannel->fRinBufPlaying == TRUE )
{
/* Decrement the number of active buffer playout ports. */
pSharedInfo->ChipStats.usNumberActiveBufPlayoutPorts--;
}
pEchoChannel->fRinBufPlaying = FALSE;
/* Return user information. */
if ( f_pBufferPlayoutStop->pfNotifyOnPlayoutStop != NULL )
*f_pBufferPlayoutStop->pfNotifyOnPlayoutStop = pEchoChannel->fRinBufPlayoutNotifyOnStop;
/* Make sure no new event is recorded for this channel/port. */
pEchoChannel->fRinBufPlayoutNotifyOnStop = FALSE;
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE )
{
pEchoChannel->ulRinBufSkipPtr = ulSkipPtr;
pEchoChannel->ulRinBufWritePtr = ulWritePtr;
}
else /* if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE ) */
pEchoChannel->ulRinBufSkipPtr = pEchoChannel->ulRinBufWritePtr;
/* The repeat flag can now be used. */
pEchoChannel->fRinBufPlayoutRepeatUsed = FALSE;
/* For sure, all buffers have now been cleared on the Rin port. */
pEchoChannel->fRinBufAdded = FALSE;
/* Clear optimization flag if possible. */
if ( ( pEchoChannel->fSoutBufPlaying == FALSE )
&& ( pEchoChannel->fSoutBufPlayoutNotifyOnStop == FALSE ) )
{
/* Buffer playout is no more active on this channel. */
pEchoChannel->fBufPlayoutActive = FALSE;
}
}
else /* f_pBufferPlayoutStop->ulPlayoutPort == cOCT6100_CHANNEL_PORT_SOUT */
{
/* Check if the global ports active stat must be decremented. */
if ( pEchoChannel->fSoutBufPlaying == TRUE )
{
/* Decrement the number of active buffer playout ports. */
pSharedInfo->ChipStats.usNumberActiveBufPlayoutPorts--;
}
pEchoChannel->fSoutBufPlaying = FALSE;
/* Return user information. */
if ( f_pBufferPlayoutStop->pfNotifyOnPlayoutStop != NULL )
*f_pBufferPlayoutStop->pfNotifyOnPlayoutStop = pEchoChannel->fSoutBufPlayoutNotifyOnStop;
/* Make sure no new event is recorded for this channel/port. */
pEchoChannel->fSoutBufPlayoutNotifyOnStop = FALSE;
if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == TRUE )
{
pEchoChannel->ulSoutBufSkipPtr = ulSkipPtr;
pEchoChannel->ulSoutBufWritePtr = ulWritePtr;
}
else /* if ( pSharedInfo->ImageInfo.fBufferPlayoutSkipInEvents == FALSE ) */
pEchoChannel->ulSoutBufSkipPtr = pEchoChannel->ulSoutBufWritePtr;
/* The repeat flag can now be used. */
pEchoChannel->fSoutBufPlayoutRepeatUsed = FALSE;
/* For sure, all buffers have now been cleared on the Sout port. */
pEchoChannel->fSoutBufAdded = FALSE;
/* Clear optimization flag if possible. */
if ( ( pEchoChannel->fRinBufPlaying == FALSE )
&& ( pEchoChannel->fRinBufPlayoutNotifyOnStop == FALSE ) )
{
/* Buffer playout is no more active on this channel. */
pEchoChannel->fBufPlayoutActive = FALSE;
}
}
/*=======================================================================*/
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiReserveBufPlayoutListEntry
Description: Reserves a free entry in the Buffer playout list.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_pulBufferIndex List entry reserved.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiReserveBufPlayoutListEntry
UINT32 Oct6100ApiReserveBufPlayoutListEntry(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
OUT PUINT32 f_pulBufferIndex )
{
PVOID pBufPlayoutAlloc;
UINT32 ulResult;
mOCT6100_GET_BUFFER_ALLOC_PNT( f_pApiInstance->pSharedInfo, pBufPlayoutAlloc )
ulResult = OctapiLlmAllocAlloc( pBufPlayoutAlloc, f_pulBufferIndex );
if ( ulResult != cOCT6100_ERR_OK )
{
if ( ulResult == OCTAPI_LLM_NO_STRUCTURES_LEFT )
return cOCT6100_ERR_BUFFER_PLAYOUT_ALL_BUFFERS_OPEN;
else
return cOCT6100_ERR_FATAL_40;
}
return cOCT6100_ERR_OK;
}
#endif
/*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*\
Function: Oct6100ApiReleaseBufPlayoutListEntry
Description: Release an entry from the Buffer playout list.
-------------------------------------------------------------------------------
| Argument | Description
-------------------------------------------------------------------------------
f_pApiInstance Pointer to API instance. This memory is used to keep the
present state of the chip and all its resources.
f_ulBufferIndex List entry to be freed.
\*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*-*/
#if !SKIP_Oct6100ApiReleaseBufPlayoutListEntry
UINT32 Oct6100ApiReleaseBufPlayoutListEntry(
IN OUT tPOCT6100_INSTANCE_API f_pApiInstance,
IN UINT32 f_ulBufferIndex )
{
PVOID pBufPlayoutAlloc;
UINT32 ulResult;
mOCT6100_GET_BUFFER_ALLOC_PNT( f_pApiInstance->pSharedInfo, pBufPlayoutAlloc )
ulResult = OctapiLlmAllocDealloc( pBufPlayoutAlloc, f_ulBufferIndex );
if ( ulResult != cOCT6100_ERR_OK )
return cOCT6100_ERR_FATAL_41;
return cOCT6100_ERR_OK;
}
#endif
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