lib_at91rm9200.h

AT91SAM9261的USB设备驱动程序

//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsMultiDriverSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetMultiDriverStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_A_RegisterSelection
//* \brief PIO A Register Selection 
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_A_RegisterSelection(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio A register selection
{
        pPio->PIO_ASR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_B_RegisterSelection
//* \brief PIO B Register Selection 
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_B_RegisterSelection(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio B register selection 
{
        pPio->PIO_BSR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_Get_AB_RegisterStatus
//* \brief Return PIO Interrupt Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_Get_AB_RegisterStatus( // \return PIO AB Register Status
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_ABSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsAB_RegisterSet
//* \brief Test if PIO AB Register is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsAB_RegisterSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_Get_AB_RegisterStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_OutputWriteEnable
//* \brief Output Write Enable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_OutputWriteEnable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio output write to be enabled
{
        pPio->PIO_OWER = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_OutputWriteDisable
//* \brief Output Write Disable PIO
//*----------------------------------------------------------------------------
__inline void AT91F_PIO_OutputWriteDisable(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  pio output write to be disabled
{
        pPio->PIO_OWDR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetOutputWriteStatus
//* \brief Return PIO Output Write Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetOutputWriteStatus( // \return PIO Output Write Status
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_OWSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsOutputWriteSet
//* \brief Test if PIO OutputWrite is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsOutputWriteSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetOutputWriteStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_GetCfgPullup
//* \brief Return PIO Configuration Pullup
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_PIO_GetCfgPullup( // \return PIO Configuration Pullup 
        AT91PS_PIO pPio) // \arg  pointer to a PIO controller
{
        return pPio->PIO_PPUSR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsOutputDataStatusSet
//* \brief Test if PIO Output Data Status is Set 
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsOutputDataStatusSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_PIO_GetOutputDataStatus(pPio) & flag);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PIO_IsCfgPullupStatusSet
//* \brief Test if PIO Configuration Pullup Status is Set
//*----------------------------------------------------------------------------
__inline int AT91F_PIO_IsCfgPullupStatusSet(
        AT91PS_PIO pPio,   // \arg  pointer to a PIO controller
        unsigned int flag) // \arg  flag to be tested
{
        return (~AT91F_PIO_GetCfgPullup(pPio) & flag);
}

/* *****************************************************************************
                SOFTWARE API FOR DBGU
   ***************************************************************************** */
//*----------------------------------------------------------------------------
//* \fn    AT91F_DBGU_InterruptEnable
//* \brief Enable DBGU Interrupt
//*----------------------------------------------------------------------------
__inline void AT91F_DBGU_InterruptEnable(
        AT91PS_DBGU pDbgu,   // \arg  pointer to a DBGU controller
        unsigned int flag) // \arg  dbgu interrupt to be enabled
{
        pDbgu->DBGU_IER = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_DBGU_InterruptDisable
//* \brief Disable DBGU Interrupt
//*----------------------------------------------------------------------------
__inline void AT91F_DBGU_InterruptDisable(
        AT91PS_DBGU pDbgu,   // \arg  pointer to a DBGU controller
        unsigned int flag) // \arg  dbgu interrupt to be disabled
{
        pDbgu->DBGU_IDR = flag;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_DBGU_GetInterruptMaskStatus
//* \brief Return DBGU Interrupt Mask Status
//*----------------------------------------------------------------------------
__inline unsigned int AT91F_DBGU_GetInterruptMaskStatus( // \return DBGU Interrupt Mask Status
        AT91PS_DBGU pDbgu) // \arg  pointer to a DBGU controller
{
        return pDbgu->DBGU_IMR;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_DBGU_IsInterruptMasked
//* \brief Test if DBGU Interrupt is Masked 
//*----------------------------------------------------------------------------
__inline int AT91F_DBGU_IsInterruptMasked(
        AT91PS_DBGU pDbgu,   // \arg  pointer to a DBGU controller
        unsigned int flag) // \arg  flag to be tested
{
        return (AT91F_DBGU_GetInterruptMaskStatus(pDbgu) & flag);
}

/* *****************************************************************************
                SOFTWARE API FOR PDC
   ***************************************************************************** */
//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_SetNextRx
//* \brief Set the next receive transfer descriptor
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_SetNextRx (
	AT91PS_PDC pPDC,     // \arg pointer to a PDC controller
	char *address,       // \arg address to the next bloc to be received
	unsigned int bytes)  // \arg number of bytes to be received
{
	pPDC->PDC_RNPR = (unsigned int) address;
	pPDC->PDC_RNCR = bytes;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_SetNextTx
//* \brief Set the next transmit transfer descriptor
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_SetNextTx (
	AT91PS_PDC pPDC,       // \arg pointer to a PDC controller
	char *address,         // \arg address to the next bloc to be transmitted
	unsigned int bytes)    // \arg number of bytes to be transmitted
{
	pPDC->PDC_TNPR = (unsigned int) address;
	pPDC->PDC_TNCR = bytes;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_SetRx
//* \brief Set the receive transfer descriptor
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_SetRx (
	AT91PS_PDC pPDC,       // \arg pointer to a PDC controller
	char *address,         // \arg address to the next bloc to be received
	unsigned int bytes)    // \arg number of bytes to be received
{
	pPDC->PDC_RPR = (unsigned int) address;
	pPDC->PDC_RCR = bytes;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_SetTx
//* \brief Set the transmit transfer descriptor
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_SetTx (
	AT91PS_PDC pPDC,       // \arg pointer to a PDC controller
	char *address,         // \arg address to the next bloc to be transmitted
	unsigned int bytes)    // \arg number of bytes to be transmitted
{
	pPDC->PDC_TPR = (unsigned int) address;
	pPDC->PDC_TCR = bytes;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_EnableTx
//* \brief Enable transmit
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_EnableTx (
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	pPDC->PDC_PTCR = AT91C_PDC_TXTEN;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_EnableRx
//* \brief Enable receive
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_EnableRx (
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	pPDC->PDC_PTCR = AT91C_PDC_RXTEN;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_DisableTx
//* \brief Disable transmit
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_DisableTx (
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	pPDC->PDC_PTCR = AT91C_PDC_TXTDIS;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_DisableRx
//* \brief Disable receive
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_DisableRx (
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	pPDC->PDC_PTCR = AT91C_PDC_RXTDIS;
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_IsTxEmpty
//* \brief Test if the current transfer descriptor has been sent
//*----------------------------------------------------------------------------
__inline int AT91F_PDC_IsTxEmpty ( // \return return 1 if transfer is complete
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	return !(pPDC->PDC_TCR);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_IsNextTxEmpty
//* \brief Test if the next transfer descriptor has been moved to the current td
//*----------------------------------------------------------------------------
__inline int AT91F_PDC_IsNextTxEmpty ( // \return return 1 if transfer is complete
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	return !(pPDC->PDC_TNCR);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_IsRxEmpty
//* \brief Test if the current transfer descriptor has been filled
//*----------------------------------------------------------------------------
__inline int AT91F_PDC_IsRxEmpty ( // \return return 1 if transfer is complete
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	return !(pPDC->PDC_RCR);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_IsNextRxEmpty
//* \brief Test if the next transfer descriptor has been moved to the current td
//*----------------------------------------------------------------------------
__inline int AT91F_PDC_IsNextRxEmpty ( // \return return 1 if transfer is complete
	AT91PS_PDC pPDC )       // \arg pointer to a PDC controller
{
	return !(pPDC->PDC_RNCR);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_PDC_Open
//* \brief Open PDC: disable TX and RX reset transfer descriptors, re-enable RX and TX
//*----------------------------------------------------------------------------
__inline void AT91F_PDC_Open (
	AT91PS_PDC pPDC)       // \arg pointer to a PDC controller
{
    //* Disable the RX and TX PDC transfer requests
	AT91F_PDC_DisableRx(pPDC);
	AT91F_PDC_DisableTx(pPDC);

	//* Reset all Counter register Next buffer first
	AT91F_PDC_SetNextTx(pPDC, (char *) 0, 0);
	AT91F_PDC_SetNextRx(pPDC, (char *) 0, 0);