diff options
Diffstat (limited to 'stm/lib/usb_dcd.c')
| -rw-r--r-- | stm/lib/usb_dcd.c | 478 |
1 files changed, 0 insertions, 478 deletions
diff --git a/stm/lib/usb_dcd.c b/stm/lib/usb_dcd.c deleted file mode 100644 index eac8c33712..0000000000 --- a/stm/lib/usb_dcd.c +++ /dev/null @@ -1,478 +0,0 @@ -/**
- ******************************************************************************
- * @file usb_dcd.c
- * @author MCD Application Team
- * @version V2.1.0
- * @date 19-March-2012
- * @brief Peripheral Device Interface Layer
- ******************************************************************************
- * @attention
- *
- * <h2><center>© COPYRIGHT 2012 STMicroelectronics</center></h2>
- *
- * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
- * You may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- * http://www.st.com/software_license_agreement_liberty_v2
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "usb_dcd.h"
-#include "usb_bsp.h"
-
-
-/** @addtogroup USB_OTG_DRIVER
-* @{
-*/
-
-/** @defgroup USB_DCD
-* @brief This file is the interface between EFSL ans Host mass-storage class
-* @{
-*/
-
-
-/** @defgroup USB_DCD_Private_Defines
-* @{
-*/
-/**
-* @}
-*/
-
-
-/** @defgroup USB_DCD_Private_TypesDefinitions
-* @{
-*/
-/**
-* @}
-*/
-
-
-
-/** @defgroup USB_DCD_Private_Macros
-* @{
-*/
-/**
-* @}
-*/
-
-
-/** @defgroup USB_DCD_Private_Variables
-* @{
-*/
-/**
-* @}
-*/
-
-
-/** @defgroup USB_DCD_Private_FunctionPrototypes
-* @{
-*/
-
-/**
-* @}
-*/
-
-
-/** @defgroup USB_DCD_Private_Functions
-* @{
-*/
-
-
-
-void DCD_Init(USB_OTG_CORE_HANDLE *pdev ,
- USB_OTG_CORE_ID_TypeDef coreID)
-{
- uint32_t i;
- USB_OTG_EP *ep;
-
- USB_OTG_SelectCore (pdev , coreID);
-
- pdev->dev.device_status = USB_OTG_DEFAULT;
- pdev->dev.device_address = 0;
-
- /* Init ep structure */
- for (i = 0; i < pdev->cfg.dev_endpoints ; i++)
- {
- ep = &pdev->dev.in_ep[i];
- /* Init ep structure */
- ep->is_in = 1;
- ep->num = i;
- ep->tx_fifo_num = i;
- /* Control until ep is actvated */
- ep->type = EP_TYPE_CTRL;
- ep->maxpacket = USB_OTG_MAX_EP0_SIZE;
- ep->xfer_buff = 0;
- ep->xfer_len = 0;
- }
-
- for (i = 0; i < pdev->cfg.dev_endpoints; i++)
- {
- ep = &pdev->dev.out_ep[i];
- /* Init ep structure */
- ep->is_in = 0;
- ep->num = i;
- ep->tx_fifo_num = i;
- /* Control until ep is activated */
- ep->type = EP_TYPE_CTRL;
- ep->maxpacket = USB_OTG_MAX_EP0_SIZE;
- ep->xfer_buff = 0;
- ep->xfer_len = 0;
- }
-
- USB_OTG_DisableGlobalInt(pdev);
-
- /*Init the Core (common init.) */
- USB_OTG_CoreInit(pdev);
-
-
- /* Force Device Mode*/
- USB_OTG_SetCurrentMode(pdev, DEVICE_MODE);
-
- /* Init Device */
- USB_OTG_CoreInitDev(pdev);
-
-
- /* Enable USB Global interrupt */
- USB_OTG_EnableGlobalInt(pdev);
-}
-
-
-/**
-* @brief Configure an EP
-* @param pdev : Device instance
-* @param epdesc : Endpoint Descriptor
-* @retval : status
-*/
-uint32_t DCD_EP_Open(USB_OTG_CORE_HANDLE *pdev ,
- uint8_t ep_addr,
- uint16_t ep_mps,
- uint8_t ep_type)
-{
- USB_OTG_EP *ep;
-
- if ((ep_addr & 0x80) == 0x80)
- {
- ep = &pdev->dev.in_ep[ep_addr & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[ep_addr & 0x7F];
- }
- ep->num = ep_addr & 0x7F;
-
- ep->is_in = (0x80 & ep_addr) != 0;
- ep->maxpacket = ep_mps;
- ep->type = ep_type;
- if (ep->is_in)
- {
- /* Assign a Tx FIFO */
- ep->tx_fifo_num = ep->num;
- }
- /* Set initial data PID. */
- if (ep_type == USB_OTG_EP_BULK )
- {
- ep->data_pid_start = 0;
- }
- USB_OTG_EPActivate(pdev , ep );
- return 0;
-}
-/**
-* @brief called when an EP is disabled
-* @param pdev: device instance
-* @param ep_addr: endpoint address
-* @retval : status
-*/
-uint32_t DCD_EP_Close(USB_OTG_CORE_HANDLE *pdev , uint8_t ep_addr)
-{
- USB_OTG_EP *ep;
-
- if ((ep_addr&0x80) == 0x80)
- {
- ep = &pdev->dev.in_ep[ep_addr & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[ep_addr & 0x7F];
- }
- ep->num = ep_addr & 0x7F;
- ep->is_in = (0x80 & ep_addr) != 0;
- USB_OTG_EPDeactivate(pdev , ep );
- return 0;
-}
-
-
-/**
-* @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_OTG_CORE_HANDLE *pdev,
- uint8_t ep_addr,
- uint8_t *pbuf,
- uint16_t buf_len)
-{
- USB_OTG_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;
- ep->is_in = 0;
- ep->num = ep_addr & 0x7F;
-
- if (pdev->cfg.dma_enable == 1)
- {
- ep->dma_addr = (uint32_t)pbuf;
- }
-
- if ( ep->num == 0 )
- {
- USB_OTG_EP0StartXfer(pdev , ep);
- }
- else
- {
- USB_OTG_EPStartXfer(pdev, ep );
- }
- return 0;
-}
-
-/**
-* @brief Transmit data over USB
-* @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_OTG_CORE_HANDLE *pdev,
- uint8_t ep_addr,
- uint8_t *pbuf,
- uint32_t buf_len)
-{
- USB_OTG_EP *ep;
-
- ep = &pdev->dev.in_ep[ep_addr & 0x7F];
-
- /* Setup and start the Transfer */
- ep->is_in = 1;
- ep->num = ep_addr & 0x7F;
- ep->xfer_buff = pbuf;
- ep->dma_addr = (uint32_t)pbuf;
- ep->xfer_count = 0;
- ep->xfer_len = buf_len;
-
- if ( ep->num == 0 )
- {
- USB_OTG_EP0StartXfer(pdev , ep);
- }
- else
- {
- USB_OTG_EPStartXfer(pdev, ep );
- }
- return 0;
-}
-
-
-/**
-* @brief Stall an endpoint.
-* @param pdev: device instance
-* @param epnum: endpoint address
-* @retval : status
-*/
-uint32_t DCD_EP_Stall (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
-{
- USB_OTG_EP *ep;
- if ((0x80 & epnum) == 0x80)
- {
- ep = &pdev->dev.in_ep[epnum & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[epnum];
- }
-
- ep->is_stall = 1;
- ep->num = epnum & 0x7F;
- ep->is_in = ((epnum & 0x80) == 0x80);
-
- USB_OTG_EPSetStall(pdev , ep);
- return (0);
-}
-
-
-/**
-* @brief Clear stall condition on endpoints.
-* @param pdev: device instance
-* @param epnum: endpoint address
-* @retval : status
-*/
-uint32_t DCD_EP_ClrStall (USB_OTG_CORE_HANDLE *pdev, uint8_t epnum)
-{
- USB_OTG_EP *ep;
- if ((0x80 & epnum) == 0x80)
- {
- ep = &pdev->dev.in_ep[epnum & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[epnum];
- }
-
- ep->is_stall = 0;
- ep->num = epnum & 0x7F;
- ep->is_in = ((epnum & 0x80) == 0x80);
-
- USB_OTG_EPClearStall(pdev , ep);
- return (0);
-}
-
-
-/**
-* @brief This Function flushes the FIFOs.
-* @param pdev: device instance
-* @param epnum: endpoint address
-* @retval : status
-*/
-uint32_t DCD_EP_Flush (USB_OTG_CORE_HANDLE *pdev , uint8_t epnum)
-{
-
- if ((epnum & 0x80) == 0x80)
- {
- USB_OTG_FlushTxFifo(pdev, epnum & 0x7F);
- }
- else
- {
- USB_OTG_FlushRxFifo(pdev);
- }
-
- return (0);
-}
-
-
-/**
-* @brief This Function set USB device address
-* @param pdev: device instance
-* @param address: new device address
-* @retval : status
-*/
-void DCD_EP_SetAddress (USB_OTG_CORE_HANDLE *pdev, uint8_t address)
-{
- USB_OTG_DCFG_TypeDef dcfg;
- dcfg.d32 = 0;
- dcfg.b.devaddr = address;
- USB_OTG_MODIFY_REG32( &pdev->regs.DREGS->DCFG, 0, dcfg.d32);
-}
-
-/**
-* @brief Connect device (enable internal pull-up)
-* @param pdev: device instance
-* @retval : None
-*/
-void DCD_DevConnect (USB_OTG_CORE_HANDLE *pdev)
-{
-#ifndef USE_OTG_MODE
- USB_OTG_DCTL_TypeDef dctl;
- dctl.d32 = USB_OTG_READ_REG32(&pdev->regs.DREGS->DCTL);
- /* Connect device */
- dctl.b.sftdiscon = 0;
- USB_OTG_WRITE_REG32(&pdev->regs.DREGS->DCTL, dctl.d32);
- USB_OTG_BSP_mDelay(3);
-#endif
-}
-
-
-/**
-* @brief Disconnect device (disable internal pull-up)
-* @param pdev: device instance
-* @retval : None
-*/
-void DCD_DevDisconnect (USB_OTG_CORE_HANDLE *pdev)
-{
-#ifndef USE_OTG_MODE
- USB_OTG_DCTL_TypeDef dctl;
- dctl.d32 = USB_OTG_READ_REG32(&pdev->regs.DREGS->DCTL);
- /* Disconnect device for 3ms */
- dctl.b.sftdiscon = 1;
- USB_OTG_WRITE_REG32(&pdev->regs.DREGS->DCTL, dctl.d32);
- USB_OTG_BSP_mDelay(3);
-#endif
-}
-
-
-/**
-* @brief returns the EP Status
-* @param pdev : Selected device
-* epnum : endpoint address
-* @retval : EP status
-*/
-
-uint32_t DCD_GetEPStatus(USB_OTG_CORE_HANDLE *pdev ,uint8_t epnum)
-{
- USB_OTG_EP *ep;
- uint32_t Status = 0;
-
- if ((0x80 & epnum) == 0x80)
- {
- ep = &pdev->dev.in_ep[epnum & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[epnum];
- }
-
- Status = USB_OTG_GetEPStatus(pdev ,ep);
-
- /* Return the current status */
- return Status;
-}
-
-/**
-* @brief Set the EP Status
-* @param pdev : Selected device
-* Status : new Status
-* epnum : EP address
-* @retval : None
-*/
-void DCD_SetEPStatus (USB_OTG_CORE_HANDLE *pdev , uint8_t epnum , uint32_t Status)
-{
- USB_OTG_EP *ep;
-
- if ((0x80 & epnum) == 0x80)
- {
- ep = &pdev->dev.in_ep[epnum & 0x7F];
- }
- else
- {
- ep = &pdev->dev.out_ep[epnum];
- }
-
- USB_OTG_SetEPStatus(pdev ,ep , Status);
-}
-
-/**
-* @}
-*/
-
-/**
-* @}
-*/
-
-/**
-* @}
-*/
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
|