Detailed Description

MCASP driver object.

Data Fields
MCASP_Handle	handle

uint16_t	instNum

uint32_t	drvState

uint32_t	transferMode

int32_t	edmaInst

MCASP_TransferObj	XmtObj

MCASP_TransferObj	RcvObj

uint32_t	isOpen

uint32_t	isTxStarted

uint32_t	isRxStarted

SemaphoreP_Object	lockObj

SemaphoreP_Object	transferSemObj

HwiP_Object	hwiObjTx

HwiP_Object	hwiObjRx

MCASP_EdmaConfig	xmtDmaObj

MCASP_EdmaConfig	rcvDmaObj

QueueP_Object	reqQueueObjTx

QueueP_Object	curentQueueObjTx

QueueP_Object	reqQueueObjRx

QueueP_Object	curentQueueObjRx

QueueP_Handle	reqQueueHandleTx

QueueP_Handle	curentQueueHandleTx

QueueP_Handle	reqQueueHandleRx

QueueP_Handle	curentQueueHandleRx

Field Documentation

◆ handle

MCASP_Handle MCASP_Object::handle

Instance handle

◆ instNum

uint16_t MCASP_Object::instNum

Instance number in port

◆ drvState

uint32_t MCASP_Object::drvState

stores the current state of the driver

◆ transferMode

uint32_t MCASP_Object::transferMode

Polling, Blocking or Callback mode.

◆ edmaInst

int32_t MCASP_Object::edmaInst

EDMA instance used for MCASP transfer

◆ XmtObj

MCASP_TransferObj MCASP_Object::XmtObj

Holds transmit channel to the McASP.

◆ RcvObj

MCASP_TransferObj MCASP_Object::RcvObj

Holds receive channel to the McASP.

◆ isOpen

uint32_t MCASP_Object::isOpen

Flag to indicate if the instance is already open

◆ isTxStarted

uint32_t MCASP_Object::isTxStarted

Flag to indicate if the Tx is started

◆ isRxStarted

uint32_t MCASP_Object::isRxStarted

Flag to indicate if the Rx is started

◆ lockObj

SemaphoreP_Object MCASP_Object::lockObj

Driver lock object

◆ transferSemObj

SemaphoreP_Object MCASP_Object::transferSemObj

Transfer Sync Semaphore object

◆ hwiObjTx

HwiP_Object MCASP_Object::hwiObjTx

Transmit Interrupt object

◆ hwiObjRx

HwiP_Object MCASP_Object::hwiObjRx

Receive Interrupt object

◆ xmtDmaObj

MCASP_EdmaConfig MCASP_Object::xmtDmaObj

transmit dma object

◆ rcvDmaObj

MCASP_EdmaConfig MCASP_Object::rcvDmaObj

receive dma object number of slots used by the mcasp

◆ reqQueueObjTx

QueueP_Object MCASP_Object::reqQueueObjTx

◆ curentQueueObjTx

QueueP_Object MCASP_Object::curentQueueObjTx

◆ reqQueueObjRx

QueueP_Object MCASP_Object::reqQueueObjRx

◆ curentQueueObjRx

QueueP_Object MCASP_Object::curentQueueObjRx

Queue Obj to store the application buffers

◆ reqQueueHandleTx

QueueP_Handle MCASP_Object::reqQueueHandleTx

◆ curentQueueHandleTx

QueueP_Handle MCASP_Object::curentQueueHandleTx

◆ reqQueueHandleRx

QueueP_Handle MCASP_Object::reqQueueHandleRx

◆ curentQueueHandleRx

QueueP_Handle MCASP_Object::curentQueueHandleRx

Queue handle used for storing the application buffers