vsf_err_t stm32_usbd_ep_set_OUT_dbuffer(uint8_t idx)
{
uint16_t epsize = stm32_usbd_ep_get_OUT_epsize(idx);
int8_t index;
index = stm32_usbd_ep(idx);
if (index < 0)
{
return VSFERR_FAIL;
}
idx = (uint8_t)index;
if ((EP_Cfg_Ptr - epsize) < STM32_USBD_EP_NUM * 8)
{
return VSFERR_NOT_ENOUGH_RESOURCES;
}
EP_Cfg_Ptr -= epsize;
SetEPDoubleBuff(idx);
SetEPDblBuffAddr(idx, GetEPRxAddr(idx), EP_Cfg_Ptr);
SetEPDblBuffCount(idx, EP_DBUF_OUT, epsize);
ClearDTOG_RX(idx);
ClearDTOG_TX(idx);
ToggleDTOG_TX(idx);
SetEPRxStatus(idx, EP_RX_VALID);
SetEPTxStatus(idx, EP_TX_DIS);
stm32_usbd_OUT_dbuffer[idx] = true;
return VSFERR_NONE;
}
/**
* @brief Transmit data Buffer
* @param pdev: device instance
* @param ep_addr: endpoint address
* @param pbuf: pointer to Tx buffer
* @param buf_len: data length
* @retval : status
*/
uint32_t DCD_EP_Tx ( USB_CORE_HANDLE *pdev,
uint8_t ep_addr,
uint8_t *pbuf,
uint32_t buf_len)
{
__IO uint32_t len = 0;
USB_EP *ep;
ep = &pdev->dev.in_ep[ep_addr & 0x7F];
/*setup and start the Xfer */
ep->num = ep_addr & 0x7F;
ep->xfer_buff = pbuf;
ep->xfer_len = buf_len;
ep->xfer_count = 0;
/*Multi packet transfer*/
if (ep->xfer_len > ep->maxpacket)
{
len=ep->maxpacket;
ep->xfer_len-=len;
}
else
{
len=ep->xfer_len;
ep->xfer_len =0;
}
/* configure and validate Tx endpoint */
if (ep->doublebuffer == 0)
{
UserToPMABufferCopy(ep->xfer_buff, ep->pmaadress, len);
SetEPTxCount(ep->num, len);
}
else
{
uint16_t pmabuffer=0;
/*Set the Double buffer counter*/
SetEPDblBuffCount(ep->num, ep->is_in, len);
/*Write the data to the USB endpoint*/
if (GetENDPOINT(ep->num)&EP_DTOG_TX)
{
pmabuffer = ep->pmaaddr1;
}
else
{
pmabuffer = ep->pmaaddr0;
}
UserToPMABufferCopy(ep->xfer_buff, pmabuffer, len);
FreeUserBuffer(ep->num, ep->is_in);
}
SetEPTxStatus(ep->num, EP_TX_VALID);
return USB_OK;
}
/*******************************************************************************
* Function Name : Speaker_Reset.
* Description : Speaker reset routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
void Speaker_Reset()
{
/* Set Speaker device as not configured state */
pInformation->Current_Configuration = 0;
/* Current Feature initialization */
pInformation->Current_Feature = Speaker_ConfigDescriptor[7];
SetBTABLE(BTABLE_ADDRESS);
/* Initialize Endpoint 0 */
SetEPType(ENDP0, EP_CONTROL);
SetEPTxStatus(ENDP0, EP_TX_NAK);
SetEPRxAddr(ENDP0, ENDP0_RXADDR);
SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
SetEPTxAddr(ENDP0, ENDP0_TXADDR);
Clear_Status_Out(ENDP0);
SetEPRxValid(ENDP0);
/* Initialize Endpoint 1 */
SetEPType(ENDP1, EP_ISOCHRONOUS);
SetEPDoubleBuff(ENDP4);
SetEPDblBuffAddr(ENDP1, ENDP1_BUF0Addr, ENDP1_BUF1Addr);
SetEPDblBuffCount(ENDP1, EP_DBUF_IN, PACKET_SIZE);
ClearDTOG_RX(ENDP1);
ClearDTOG_TX(ENDP1);
SetEPRxStatus(ENDP1, EP_RX_DIS);
SetEPTxStatus(ENDP1, EP_TX_VALID);
SetEPType(ENDP2, EP_INTERRUPT);
SetEPTxAddr(ENDP2, ENDP2_TXADDR);
SetEPTxCount(ENDP2, 0x40);
SetEPRxStatus(ENDP2, EP_RX_DIS);
SetEPTxStatus(ENDP2, EP_TX_NAK);
SetEPType(ENDP3, EP_INTERRUPT);
SetEPTxAddr(ENDP3, ENDP3_TXADDR);
SetEPTxCount(ENDP3, 0x40);
SetEPRxStatus(ENDP3, EP_RX_DIS);
SetEPTxStatus(ENDP3, EP_TX_NAK);
SetEPRxValid(ENDP0);
/* Set this device to response on default address */
SetDeviceAddress(0);
bDeviceState = ATTACHED;
}
/**
* @brief DCD_EP_PrepareRx
* @param pdev: device instance
* @param ep_addr: endpoint address
* @param pbuf: pointer to Rx buffer
* @param buf_len: data length
* @retval : status
*/
uint32_t DCD_EP_PrepareRx( USB_CORE_HANDLE *pdev,
uint8_t ep_addr,
uint8_t *pbuf,
uint16_t buf_len)
{
__IO uint32_t len = 0;
USB_EP *ep;
ep = &pdev->dev.out_ep[ep_addr & 0x7F];
/*setup and start the Xfer */
ep->xfer_buff = pbuf;
ep->xfer_len = buf_len;
ep->xfer_count = 0;
/*Multi packet transfer*/
if (ep->xfer_len > ep->maxpacket)
{
len=ep->maxpacket;
ep->xfer_len-=len;
}
else
{
len=ep->xfer_len;
ep->xfer_len =0;
}
/* configure and validate Rx endpoint */
if (ep->doublebuffer == 0)
{
/*Set RX buffer count*/
SetEPRxCount(ep->num, len);
}
else
{
/*Set the Double buffer counter*/
SetEPDblBuffCount(ep->num, ep->is_in, len);
}
SetEPRxStatus(ep->num, EP_RX_VALID);
return USB_OK;
}
/*******************************************************************************
* Function Name : Microphone_Reset.
* Description : Microphone reset routine.
* Input : None.
* Output : None.
* Return : None.
*******************************************************************************/
void Microphone_Reset()
{
/* Set Microphone device as not configured state */
pInformation->Current_Configuration = 0;
/* Current Feature initialization */
pInformation->Current_Feature = Microphone_ConfigDescriptor[7];
SetBTABLE(BTABLE_ADDRESS);
/* Initialize Endpoint 0 */
SetEPType(ENDP0, EP_CONTROL);
SetEPTxStatus(ENDP0, EP_TX_NAK);
SetEPRxAddr(ENDP0, ENDP0_RXADDR);
SetEPRxCount(ENDP0, Device_Property.MaxPacketSize);
SetEPTxAddr(ENDP0, ENDP0_TXADDR);
Clear_Status_Out(ENDP0);
SetEPRxValid(ENDP0);
/* Initialize Endpoint 1 */
SetEPType(ENDP1, EP_ISOCHRONOUS);
SetEPDblBuffAddr(ENDP1, ENDP1_BUF0Addr, ENDP1_BUF1Addr);
//SetEPDblBuffCount(ENDP1, EP_DBUF_IN, 0x40);
SetEPDblBuffCount(ENDP1, EP_DBUF_IN, 0x60);
ClearDTOG_RX(ENDP1);
ClearDTOG_TX(ENDP1);
ToggleDTOG_TX(ENDP1);
SetEPRxStatus(ENDP1, EP_RX_DIS);
SetEPTxStatus(ENDP1, EP_TX_VALID);
SetEPRxValid(ENDP0);
/* Set this device to response on default address */
SetDeviceAddress(0);
bDeviceState = ATTACHED;
//In_Data_Offset = 0;
//Out_Data_Offset = 0;
}
/*******************************************************************************
Function Name : Speaker_Reset.
Description : Speaker reset routine.
Input : None.
Output : None.
Return : None.
*******************************************************************************/
void Speaker_Reset() {
// Set Speaker device as not configured state
pInformation->Current_Configuration = 0;
// Current Feature initialization
pInformation->Current_Feature = Speaker_ConfigDescriptor[7];
// *BTABLE = BTABLE_ADDRESS & 0xFFF8;
*BTABLE = BTABLE_ADDRESS; // BTABLE_ADDRESS = 0
// Initialize Endpoint 0
SetEPType(ENDP0,EP_CONTROL);
SetEPTxStatus(ENDP0,EP_TX_NAK);
SetEPRxAddr(ENDP0,ENDP0_RXADDR);
SetEPRxCount(ENDP0,Device_Property.MaxPacketSize);
SetEPTxAddr(ENDP0,ENDP0_TXADDR);
Clear_Status_Out(ENDP0);
SetEPRxValid(ENDP0);
// Initialize Endpoint 1
SetEPType(ENDP1,EP_ISOCHRONOUS);
SetEPDblBuffAddr(ENDP1,ENDP1_BUF0Addr,ENDP1_BUF1Addr);
SetEPDblBuffCount(ENDP1,EP_DBUF_OUT,0x40);
ClearDTOG_RX(ENDP1);
ClearDTOG_TX(ENDP1);
ToggleDTOG_TX(ENDP1);
SetEPRxStatus(ENDP1,EP_RX_VALID);
SetEPTxStatus(ENDP1,EP_TX_DIS);
SetEPRxValid(ENDP0);
// Set this device to response on default address
SetDeviceAddress(0);
bDeviceState = ATTACHED;
In_Data_Offset = 0;
Out_Data_Offset = 0;
}
