diff options
Diffstat (limited to 'stmhal/usbdev/class/DFU/Src/usbd_dfu.c')
| -rw-r--r-- | stmhal/usbdev/class/DFU/Src/usbd_dfu.c | 1095 |
1 files changed, 0 insertions, 1095 deletions
diff --git a/stmhal/usbdev/class/DFU/Src/usbd_dfu.c b/stmhal/usbdev/class/DFU/Src/usbd_dfu.c deleted file mode 100644 index 14de9dff8..000000000 --- a/stmhal/usbdev/class/DFU/Src/usbd_dfu.c +++ /dev/null @@ -1,1095 +0,0 @@ -/**
- ******************************************************************************
- * @file usbd_dfu.c
- * @author MCD Application Team
- * @version V2.0.0
- * @date 18-February-2014
- * @brief This file provides the HID core functions.
- *
- * @verbatim
- *
- * ===================================================================
- * DFU Class Description
- * ===================================================================
- *
- *
- *
- *
- *
- *
- * @note In HS mode and when the DMA is used, all variables and data structures
- * dealing with the DMA during the transaction process should be 32-bit aligned.
- *
- *
- * @endverbatim
- *
- ******************************************************************************
- * @attention
- *
- * <h2><center>© COPYRIGHT 2014 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 "usbd_dfu.h"
-#include "usbd_desc.h"
-#include "usbd_ctlreq.h"
-
-
-/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
- * @{
- */
-
-
-/** @defgroup USBD_DFU
- * @brief usbd core module
- * @{
- */
-
-/** @defgroup USBD_DFU_Private_TypesDefinitions
- * @{
- */
-/**
- * @}
- */
-
-
-/** @defgroup USBD_DFU_Private_Defines
- * @{
- */
-
-/**
- * @}
- */
-
-
-/** @defgroup USBD_DFU_Private_Macros
- * @{
- */
-#define DFU_SAMPLE_FREQ(frq) (uint8_t)(frq), (uint8_t)((frq >> 8)), (uint8_t)((frq >> 16))
-
-#define DFU_PACKET_SZE(frq) (uint8_t)(((frq * 2 * 2)/1000) & 0xFF), \
- (uint8_t)((((frq * 2 * 2)/1000) >> 8) & 0xFF)
-
-/**
- * @}
- */
-
-
-
-
-/** @defgroup USBD_DFU_Private_FunctionPrototypes
- * @{
- */
-
-
-static uint8_t USBD_DFU_Init (USBD_HandleTypeDef *pdev,
- uint8_t cfgidx);
-
-static uint8_t USBD_DFU_DeInit (USBD_HandleTypeDef *pdev,
- uint8_t cfgidx);
-
-static uint8_t USBD_DFU_Setup (USBD_HandleTypeDef *pdev,
- USBD_SetupReqTypedef *req);
-
-static uint8_t *USBD_DFU_GetCfgDesc (uint16_t *length);
-
-static uint8_t *USBD_DFU_GetDeviceQualifierDesc (uint16_t *length);
-
-static uint8_t USBD_DFU_DataIn (USBD_HandleTypeDef *pdev, uint8_t epnum);
-
-static uint8_t USBD_DFU_DataOut (USBD_HandleTypeDef *pdev, uint8_t epnum);
-
-static uint8_t USBD_DFU_EP0_RxReady (USBD_HandleTypeDef *pdev);
-
-static uint8_t USBD_DFU_EP0_TxReady (USBD_HandleTypeDef *pdev);
-
-static uint8_t USBD_DFU_SOF (USBD_HandleTypeDef *pdev);
-
-static uint8_t USBD_DFU_IsoINIncomplete (USBD_HandleTypeDef *pdev, uint8_t epnum);
-
-static uint8_t USBD_DFU_IsoOutIncomplete (USBD_HandleTypeDef *pdev, uint8_t epnum);
-
-#if (USBD_SUPPORT_USER_STRING == 1)
-static uint8_t* USBD_DFU_GetUsrStringDesc ( USBD_HandleTypeDef *pdev, uint8_t index , uint16_t *length);
-#endif
-
-static void DFU_Detach (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
-
-static void DFU_Download (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
-
-static void DFU_Upload (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
-
-static void DFU_GetStatus (USBD_HandleTypeDef *pdev);
-
-static void DFU_ClearStatus (USBD_HandleTypeDef *pdev);
-
-static void DFU_GetState (USBD_HandleTypeDef *pdev);
-
-static void DFU_Abort (USBD_HandleTypeDef *pdev);
-
-static void DFU_Leave (USBD_HandleTypeDef *pdev);
-
-
-/**
- * @}
- */
-
-/** @defgroup USBD_DFU_Private_Variables
- * @{
- */
-
-USBD_ClassTypeDef USBD_DFU =
-{
- USBD_DFU_Init,
- USBD_DFU_DeInit,
- USBD_DFU_Setup,
- USBD_DFU_EP0_TxReady,
- USBD_DFU_EP0_RxReady,
- USBD_DFU_DataIn,
- USBD_DFU_DataOut,
- USBD_DFU_SOF,
- USBD_DFU_IsoINIncomplete,
- USBD_DFU_IsoOutIncomplete,
- USBD_DFU_GetCfgDesc,
- USBD_DFU_GetCfgDesc,
- USBD_DFU_GetCfgDesc,
- USBD_DFU_GetDeviceQualifierDesc,
-#if (USBD_SUPPORT_USER_STRING == 1)
- USBD_DFU_GetUsrStringDesc
-#endif
-};
-
-/* USB DFU device Configuration Descriptor */
-__ALIGN_BEGIN static uint8_t USBD_DFU_CfgDesc[USB_DFU_CONFIG_DESC_SIZ] __ALIGN_END =
-{
- 0x09, /* bLength: Configuation Descriptor size */
- USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
- USB_DFU_CONFIG_DESC_SIZ,
- /* wTotalLength: Bytes returned */
- 0x00,
- 0x01, /*bNumInterfaces: 1 interface*/
- 0x01, /*bConfigurationValue: Configuration value*/
- 0x02, /*iConfiguration: Index of string descriptor describing the configuration*/
- 0xC0, /*bmAttributes: bus powered and Supprts Remote Wakeup */
- 0x32, /*MaxPower 100 mA: this current is used for detecting Vbus*/
- /* 09 */
-
- /********** Descriptor of DFU interface 0 Alternate setting 0 **************/
- USBD_DFU_IF_DESC(0), /* This interface is mandatory for all devices */
-
-#if (USBD_DFU_MAX_ITF_NUM > 1)
- /********** Descriptor of DFU interface 0 Alternate setting 1 **************/
- USBD_DFU_IF_DESC(1),
-#endif /* (USBD_DFU_MAX_ITF_NUM > 1) */
-
-#if (USBD_DFU_MAX_ITF_NUM > 2)
- /********** Descriptor of DFU interface 0 Alternate setting 2 **************/
- USBD_DFU_IF_DESC(2),
-#endif /* (USBD_DFU_MAX_ITF_NUM > 2) */
-
-#if (USBD_DFU_MAX_ITF_NUM > 3)
- /********** Descriptor of DFU interface 0 Alternate setting 3 **************/
- USBD_DFU_IF_DESC(3),
-#endif /* (USBD_DFU_MAX_ITF_NUM > 3) */
-
-#if (USBD_DFU_MAX_ITF_NUM > 4)
- /********** Descriptor of DFU interface 0 Alternate setting 4 **************/
- USBD_DFU_IF_DESC(4),
-#endif /* (USBD_DFU_MAX_ITF_NUM > 4) */
-
-#if (USBD_DFU_MAX_ITF_NUM > 5)
- /********** Descriptor of DFU interface 0 Alternate setting 5 **************/
- USBD_DFU_IF_DESC(5),
-#endif /* (USBD_DFU_MAX_ITF_NUM > 5) */
-
-#if (USBD_DFU_MAX_ITF_NUM > 6)
-#error "ERROR: usbd_dfu_core.c: Modify the file to support more descriptors!"
-#endif /* (USBD_DFU_MAX_ITF_NUM > 6) */
-
- /******************** DFU Functional Descriptor********************/
- 0x09, /*blength = 9 Bytes*/
- DFU_DESCRIPTOR_TYPE, /* DFU Functional Descriptor*/
- 0x0B, /*bmAttribute
- bitCanDnload = 1 (bit 0)
- bitCanUpload = 1 (bit 1)
- bitManifestationTolerant = 0 (bit 2)
- bitWillDetach = 1 (bit 3)
- Reserved (bit4-6)
- bitAcceleratedST = 0 (bit 7)*/
- 0xFF, /*DetachTimeOut= 255 ms*/
- 0x00,
- /*WARNING: In DMA mode the multiple MPS packets feature is still not supported
- ==> In this case, when using DMA USBD_DFU_XFER_SIZE should be set to 64 in usbd_conf.h */
- TRANSFER_SIZE_BYTES(USBD_DFU_XFER_SIZE), /* TransferSize = 1024 Byte*/
- 0x1A, /* bcdDFUVersion*/
- 0x01
- /***********************************************************/
- /* 9*/
-};
-
-/* USB Standard Device Descriptor */
-__ALIGN_BEGIN static uint8_t USBD_DFU_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END =
-{
- USB_LEN_DEV_QUALIFIER_DESC,
- USB_DESC_TYPE_DEVICE_QUALIFIER,
- 0x00,
- 0x02,
- 0x00,
- 0x00,
- 0x00,
- 0x40,
- 0x01,
- 0x00,
-};
-
-/**
- * @}
- */
-
-/** @defgroup USBD_DFU_Private_Functions
- * @{
- */
-
-/**
- * @brief USBD_DFU_Init
- * Initialize the DFU interface
- * @param pdev: device instance
- * @param cfgidx: Configuration index
- * @retval status
- */
-static uint8_t USBD_DFU_Init (USBD_HandleTypeDef *pdev,
- uint8_t cfgidx)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- /* Allocate Audio structure */
- pdev->pClassData = USBD_malloc(sizeof (USBD_DFU_HandleTypeDef));
-
- if(pdev->pClassData == NULL)
- {
- return USBD_FAIL;
- }
- else
- {
- hdfu = pdev->pClassData;
-
- hdfu->alt_setting = 0;
- hdfu->data_ptr = USBD_DFU_APP_DEFAULT_ADD;
- hdfu->wblock_num = 0;
- hdfu->wlength = 0;
-
- hdfu->manif_state = DFU_MANIFEST_COMPLETE;
- hdfu->dev_state = DFU_STATE_IDLE;
-
- hdfu->dev_status[0] = DFU_ERROR_NONE;
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = DFU_STATE_IDLE;
- hdfu->dev_status[5] = 0;
-
- /* Initialize Hardware layer */
- if (((USBD_DFU_MediaTypeDef *)pdev->pUserData)->Init() != USBD_OK)
- {
- return USBD_FAIL;
- }
- }
- return USBD_OK;
-}
-
-/**
- * @brief USBD_DFU_Init
- * DeInitialize the DFU layer
- * @param pdev: device instance
- * @param cfgidx: Configuration index
- * @retval status
- */
-static uint8_t USBD_DFU_DeInit (USBD_HandleTypeDef *pdev,
- uint8_t cfgidx)
-{
- USBD_DFU_HandleTypeDef *hdfu;
- hdfu = pdev->pClassData;
-
- hdfu->wblock_num = 0;
- hdfu->wlength = 0;
-
- hdfu->dev_state = DFU_STATE_IDLE;
- hdfu->dev_status[0] = DFU_ERROR_NONE;
- hdfu->dev_status[4] = DFU_STATE_IDLE;
-
- /* DeInit physical Interface components */
- if(pdev->pClassData != NULL)
- {
- /* De-Initialize Hardware layer */
- ((USBD_DFU_MediaTypeDef *)pdev->pUserData)->DeInit();
- USBD_free(pdev->pClassData);
- pdev->pClassData = NULL;
- }
-
- return USBD_OK;
-}
-
-/**
- * @brief USBD_DFU_Setup
- * Handle the DFU specific requests
- * @param pdev: instance
- * @param req: usb requests
- * @retval status
- */
-static uint8_t USBD_DFU_Setup (USBD_HandleTypeDef *pdev,
- USBD_SetupReqTypedef *req)
-{
- uint8_t *pbuf = 0;
- uint16_t len = 0;
- uint8_t ret = USBD_OK;
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- switch (req->bmRequest & USB_REQ_TYPE_MASK)
- {
- case USB_REQ_TYPE_CLASS :
- switch (req->bRequest)
- {
- case DFU_DNLOAD:
- DFU_Download(pdev, req);
- break;
-
- case DFU_UPLOAD:
- DFU_Upload(pdev, req);
- break;
-
- case DFU_GETSTATUS:
- DFU_GetStatus(pdev);
- break;
-
- case DFU_CLRSTATUS:
- DFU_ClearStatus(pdev);
- break;
-
- case DFU_GETSTATE:
- DFU_GetState(pdev);
- break;
-
- case DFU_ABORT:
- DFU_Abort(pdev);
- break;
-
- case DFU_DETACH:
- DFU_Detach(pdev, req);
- break;
-
-
- default:
- USBD_CtlError (pdev, req);
- ret = USBD_FAIL;
- }
- break;
-
- case USB_REQ_TYPE_STANDARD:
- switch (req->bRequest)
- {
- case USB_REQ_GET_DESCRIPTOR:
- if( (req->wValue >> 8) == DFU_DESCRIPTOR_TYPE)
- {
- pbuf = USBD_DFU_CfgDesc + (9 * (USBD_DFU_MAX_ITF_NUM + 1));
- len = MIN(USB_DFU_DESC_SIZ , req->wLength);
- }
-
- USBD_CtlSendData (pdev,
- pbuf,
- len);
- break;
-
- case USB_REQ_GET_INTERFACE :
- USBD_CtlSendData (pdev,
- (uint8_t *)&hdfu->alt_setting,
- 1);
- break;
-
- case USB_REQ_SET_INTERFACE :
- if ((uint8_t)(req->wValue) < USBD_DFU_MAX_ITF_NUM)
- {
- hdfu->alt_setting = (uint8_t)(req->wValue);
- }
- else
- {
- /* Call the error management function (command will be nacked */
- USBD_CtlError (pdev, req);
- ret = USBD_FAIL;
- }
- break;
-
- default:
- USBD_CtlError (pdev, req);
- ret = USBD_FAIL;
- }
- }
- return ret;
-}
-
-
-/**
- * @brief USBD_DFU_GetCfgDesc
- * return configuration descriptor
- * @param speed : current device speed
- * @param length : pointer data length
- * @retval pointer to descriptor buffer
- */
-static uint8_t *USBD_DFU_GetCfgDesc (uint16_t *length)
-{
- *length = sizeof (USBD_DFU_CfgDesc);
- return USBD_DFU_CfgDesc;
-}
-
-/**
- * @brief USBD_DFU_DataIn
- * handle data IN Stage
- * @param pdev: device instance
- * @param epnum: endpoint index
- * @retval status
- */
-static uint8_t USBD_DFU_DataIn (USBD_HandleTypeDef *pdev,
- uint8_t epnum)
-{
-
- return USBD_OK;
-}
-
-/**
- * @brief USBD_DFU_EP0_RxReady
- * handle EP0 Rx Ready event
- * @param pdev: device instance
- * @retval status
- */
-static uint8_t USBD_DFU_EP0_RxReady (USBD_HandleTypeDef *pdev)
-{
-
- return USBD_OK;
-}
-/**
- * @brief USBD_DFU_EP0_TxReady
- * handle EP0 TRx Ready event
- * @param pdev: device instance
- * @retval status
- */
-static uint8_t USBD_DFU_EP0_TxReady (USBD_HandleTypeDef *pdev)
-{
- uint32_t addr;
- USBD_SetupReqTypedef req;
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- if (hdfu->dev_state == DFU_STATE_DNLOAD_BUSY)
- {
- /* Decode the Special Command*/
- if (hdfu->wblock_num == 0)
- {
- if ((hdfu->buffer.d8[0] == DFU_CMD_GETCOMMANDS) && (hdfu->wlength == 1))
- {
-
- }
- else if (( hdfu->buffer.d8[0] == DFU_CMD_SETADDRESSPOINTER ) && (hdfu->wlength == 5))
- {
- hdfu->data_ptr = hdfu->buffer.d8[1];
- hdfu->data_ptr += hdfu->buffer.d8[2] << 8;
- hdfu->data_ptr += hdfu->buffer.d8[3] << 16;
- hdfu->data_ptr += hdfu->buffer.d8[4] << 24;
- }
- else if (( hdfu->buffer.d8[0] == DFU_CMD_ERASE ) && (hdfu->wlength == 5))
- {
- hdfu->data_ptr = hdfu->buffer.d8[1];
- hdfu->data_ptr += hdfu->buffer.d8[2] << 8;
- hdfu->data_ptr += hdfu->buffer.d8[3] << 16;
- hdfu->data_ptr += hdfu->buffer.d8[4] << 24;
-
- if (((USBD_DFU_MediaTypeDef *)pdev->pUserData)->Erase(hdfu->data_ptr) != USBD_OK)
- {
- return USBD_FAIL;
- }
- }
- else
- {
- /* Reset the global length and block number */
- hdfu->wlength = 0;
- hdfu->wblock_num = 0;
- /* Call the error management function (command will be nacked) */
- req.bmRequest = 0;
- req.wLength = 1;
- USBD_CtlError (pdev, &req);
- }
- }
- /* Regular Download Command */
- else if (hdfu->wblock_num > 1)
- {
- /* Decode the required address */
- addr = ((hdfu->wblock_num - 2) * USBD_DFU_XFER_SIZE) + hdfu->data_ptr;
-
- /* Preform the write operation */
- if (((USBD_DFU_MediaTypeDef *)pdev->pUserData)->Write(hdfu->buffer.d8, (uint8_t *)addr, hdfu->wlength) != USBD_OK)
- {
- return USBD_FAIL;
- }
- }
- /* Reset the global lenght and block number */
- hdfu->wlength = 0;
- hdfu->wblock_num = 0;
-
- /* Update the state machine */
- hdfu->dev_state = DFU_STATE_DNLOAD_SYNC;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- return USBD_OK;
- }
- else if (hdfu->dev_state == DFU_STATE_MANIFEST)/* Manifestation in progress*/
- {
- /* Start leaving DFU mode */
- DFU_Leave(pdev);
- }
-
- return USBD_OK;
-}
-/**
- * @brief USBD_DFU_SOF
- * handle SOF event
- * @param pdev: device instance
- * @retval status
- */
-static uint8_t USBD_DFU_SOF (USBD_HandleTypeDef *pdev)
-{
-
- return USBD_OK;
-}
-/**
- * @brief USBD_DFU_IsoINIncomplete
- * handle data ISO IN Incomplete event
- * @param pdev: device instance
- * @param epnum: endpoint index
- * @retval status
- */
-static uint8_t USBD_DFU_IsoINIncomplete (USBD_HandleTypeDef *pdev, uint8_t epnum)
-{
-
- return USBD_OK;
-}
-/**
- * @brief USBD_DFU_IsoOutIncomplete
- * handle data ISO OUT Incomplete event
- * @param pdev: device instance
- * @param epnum: endpoint index
- * @retval status
- */
-static uint8_t USBD_DFU_IsoOutIncomplete (USBD_HandleTypeDef *pdev, uint8_t epnum)
-{
-
- return USBD_OK;
-}
-/**
- * @brief USBD_DFU_DataOut
- * handle data OUT Stage
- * @param pdev: device instance
- * @param epnum: endpoint index
- * @retval status
- */
-static uint8_t USBD_DFU_DataOut (USBD_HandleTypeDef *pdev,
- uint8_t epnum)
-{
-
- return USBD_OK;
-}
-
-/**
-* @brief DeviceQualifierDescriptor
-* return Device Qualifier descriptor
-* @param length : pointer data length
-* @retval pointer to descriptor buffer
-*/
-static uint8_t *USBD_DFU_GetDeviceQualifierDesc (uint16_t *length)
-{
- *length = sizeof (USBD_DFU_DeviceQualifierDesc);
- return USBD_DFU_DeviceQualifierDesc;
-}
-
-/**
- * @brief USBD_DFU_GetUsrStringDesc
- * Manages the transfer of memory interfaces string descriptors.
- * @param speed : current device speed
- * @param index: desciptor index
- * @param length : pointer data length
- * @retval pointer to the descriptor table or NULL if the descriptor is not supported.
- */
-#if (USBD_SUPPORT_USER_STRING == 1)
-static uint8_t* USBD_DFU_GetUsrStringDesc (USBD_HandleTypeDef *pdev, uint8_t index , uint16_t *length)
-{
- static uint8_t USBD_StrDesc[255];
- /* Check if the requested string interface is supported */
- if (index <= (USBD_IDX_INTERFACE_STR + USBD_DFU_MAX_ITF_NUM))
- {
- USBD_GetString ((uint8_t *)((USBD_DFU_MediaTypeDef *)pdev->pUserData)->pStrDesc, USBD_StrDesc, length);
- return USBD_StrDesc;
- }
- /* Not supported Interface Descriptor index */
- else
- {
- return NULL;
- }
-}
-#endif
-
-/**
-* @brief USBD_MSC_RegisterStorage
-* @param fops: storage callback
-* @retval status
-*/
-uint8_t USBD_DFU_RegisterMedia (USBD_HandleTypeDef *pdev,
- USBD_DFU_MediaTypeDef *fops)
-{
- if(fops != NULL)
- {
- pdev->pUserData= fops;
- }
- return 0;
-}
-
-/******************************************************************************
- DFU Class requests management
-******************************************************************************/
-/**
- * @brief DFU_Detach
- * Handles the DFU DETACH request.
- * @param pdev: device instance
- * @param req: pointer to the request structure.
- * @retval None.
- */
-static void DFU_Detach(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- if (hdfu->dev_state == DFU_STATE_IDLE || hdfu->dev_state == DFU_STATE_DNLOAD_SYNC
- || hdfu->dev_state == DFU_STATE_DNLOAD_IDLE || hdfu->dev_state == DFU_STATE_MANIFEST_SYNC
- || hdfu->dev_state == DFU_STATE_UPLOAD_IDLE )
- {
- /* Update the state machine */
- hdfu->dev_state = DFU_STATE_IDLE;
- hdfu->dev_status[0] = DFU_ERROR_NONE;
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0; /*bwPollTimeout=0ms*/
- hdfu->dev_status[4] = hdfu->dev_state;
- hdfu->dev_status[5] = 0; /*iString*/
- hdfu->wblock_num = 0;
- hdfu->wlength = 0;
- }
-
- /* Check the detach capability in the DFU functional descriptor */
- if ((USBD_DFU_CfgDesc[12 + (9 * USBD_DFU_MAX_ITF_NUM)]) & DFU_DETACH_MASK)
- {
- /* Perform an Attach-Detach operation on USB bus */
- USBD_Stop (pdev);
- USBD_Start (pdev);
- }
- else
- {
- /* Wait for the period of time specified in Detach request */
- USBD_Delay (req->wValue);
- }
-}
-
-/**
- * @brief DFU_Download
- * Handles the DFU DNLOAD request.
- * @param pdev: device instance
- * @param req: pointer to the request structure
- * @retval None
- */
-static void DFU_Download(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- /* Data setup request */
- if (req->wLength > 0)
- {
- if ((hdfu->dev_state == DFU_STATE_IDLE) || (hdfu->dev_state == DFU_STATE_DNLOAD_IDLE))
- {
- /* Update the global length and block number */
- hdfu->wblock_num = req->wValue;
- hdfu->wlength = req->wLength;
-
- /* Update the state machine */
- hdfu->dev_state = DFU_STATE_DNLOAD_SYNC;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- /* Prepare the reception of the buffer over EP0 */
- USBD_CtlPrepareRx (pdev,
- (uint8_t*)hdfu->buffer.d8,
- hdfu->wlength);
- }
- /* Unsupported state */
- else
- {
- /* Call the error management function (command will be nacked */
- USBD_CtlError (pdev, req);
- }
- }
- /* 0 Data DNLOAD request */
- else
- {
- /* End of DNLOAD operation*/
- if (hdfu->dev_state == DFU_STATE_DNLOAD_IDLE || hdfu->dev_state == DFU_STATE_IDLE )
- {
- hdfu->manif_state = DFU_MANIFEST_IN_PROGRESS;
- hdfu->dev_state = DFU_STATE_MANIFEST_SYNC;
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- }
- else
- {
- /* Call the error management function (command will be nacked */
- USBD_CtlError (pdev, req);
- }
- }
-}
-
-/**
- * @brief DFU_Upload
- * Handles the DFU UPLOAD request.
- * @param pdev: instance
- * @param req: pointer to the request structure
- * @retval status
- */
-static void DFU_Upload(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- uint8_t *phaddr = NULL;
- uint32_t addr = 0;
-
- /* Data setup request */
- if (req->wLength > 0)
- {
- if ((hdfu->dev_state == DFU_STATE_IDLE) || (hdfu->dev_state == DFU_STATE_UPLOAD_IDLE))
- {
- /* Update the global langth and block number */
- hdfu->wblock_num = req->wValue;
- hdfu->wlength = req->wLength;
-
- /* DFU Get Command */
- if (hdfu->wblock_num == 0)
- {
- /* Update the state machine */
- hdfu->dev_state = (hdfu->wlength > 3)? DFU_STATE_IDLE:DFU_STATE_UPLOAD_IDLE;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- /* Store the values of all supported commands */
- hdfu->buffer.d8[0] = DFU_CMD_GETCOMMANDS;
- hdfu->buffer.d8[1] = DFU_CMD_SETADDRESSPOINTER;
- hdfu->buffer.d8[2] = DFU_CMD_ERASE;
-
- /* Send the status data over EP0 */
- USBD_CtlSendData (pdev,
- (uint8_t *)(&(hdfu->buffer.d8[0])),
- 3);
- }
- else if (hdfu->wblock_num > 1)
- {
- hdfu->dev_state = DFU_STATE_UPLOAD_IDLE ;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- addr = ((hdfu->wblock_num - 2) * USBD_DFU_XFER_SIZE) + hdfu->data_ptr; /* Change is Accelerated*/
-
- /* Return the physical address where data are stored */
- phaddr = ((USBD_DFU_MediaTypeDef *)pdev->pUserData)->Read((uint8_t *)addr, hdfu->buffer.d8, hdfu->wlength);
-
- /* Send the status data over EP0 */
- USBD_CtlSendData (pdev,
- phaddr,
- hdfu->wlength);
- }
- else /* unsupported hdfu->wblock_num */
- {
- hdfu->dev_state = DFU_ERROR_STALLEDPKT;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- /* Call the error management function (command will be nacked */
- USBD_CtlError (pdev, req);
- }
- }
- /* Unsupported state */
- else
- {
- hdfu->wlength = 0;
- hdfu->wblock_num = 0;
- /* Call the error management function (command will be nacked */
- USBD_CtlError (pdev, req);
- }
- }
- /* No Data setup request */
- else
- {
- hdfu->dev_state = DFU_STATE_IDLE;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- }
-}
-
-/**
- * @brief DFU_GetStatus
- * Handles the DFU GETSTATUS request.
- * @param pdev: instance
- * @retval status
- */
-static void DFU_GetStatus(USBD_HandleTypeDef *pdev)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- switch (hdfu->dev_state)
- {
- case DFU_STATE_DNLOAD_SYNC:
- if (hdfu->wlength != 0)
- {
- hdfu->dev_state = DFU_STATE_DNLOAD_BUSY;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- if ((hdfu->wblock_num == 0) && (hdfu->buffer.d8[0] == DFU_CMD_ERASE))
- {
- ((USBD_DFU_MediaTypeDef *)pdev->pUserData)->GetStatus(hdfu->data_ptr, DFU_MEDIA_ERASE, hdfu->dev_status);
- }
- else
- {
- ((USBD_DFU_MediaTypeDef *)pdev->pUserData)->GetStatus(hdfu->data_ptr, DFU_MEDIA_PROGRAM, hdfu->dev_status);
- }
- }
- else /* (hdfu->wlength==0)*/
- {
- hdfu->dev_state = DFU_STATE_DNLOAD_IDLE;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- }
- break;
-
- case DFU_STATE_MANIFEST_SYNC :
- if (hdfu->manif_state == DFU_MANIFEST_IN_PROGRESS)
- {
- hdfu->dev_state = DFU_STATE_MANIFEST;
-
- hdfu->dev_status[1] = 1; /*bwPollTimeout = 1ms*/
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- }
- else if ((hdfu->manif_state == DFU_MANIFEST_COMPLETE) && \
- ((USBD_DFU_CfgDesc[(11 + (9 * USBD_DFU_MAX_ITF_NUM))]) & 0x04))
- {
- hdfu->dev_state = DFU_STATE_IDLE;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- }
- break;
-
- default :
- break;
- }
-
- /* Send the status data over EP0 */
- USBD_CtlSendData (pdev,
- (uint8_t *)(&(hdfu->dev_status[0])),
- 6);
-}
-
-/**
- * @brief DFU_ClearStatus
- * Handles the DFU CLRSTATUS request.
- * @param pdev: device instance
- * @retval status
- */
-static void DFU_ClearStatus(USBD_HandleTypeDef *pdev)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- if (hdfu->dev_state == DFU_STATE_ERROR)
- {
- hdfu->dev_state = DFU_STATE_IDLE;
- hdfu->dev_status[0] = DFU_ERROR_NONE;/*bStatus*/
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0; /*bwPollTimeout=0ms*/
- hdfu->dev_status[4] = hdfu->dev_state;/*bState*/
- hdfu->dev_status[5] = 0;/*iString*/
- }
- else
- { /*State Error*/
- hdfu->dev_state = DFU_STATE_ERROR;
- hdfu->dev_status[0] = DFU_ERROR_UNKNOWN;/*bStatus*/
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0; /*bwPollTimeout=0ms*/
- hdfu->dev_status[4] = hdfu->dev_state;/*bState*/
- hdfu->dev_status[5] = 0;/*iString*/
- }
-}
-
-/**
- * @brief DFU_GetState
- * Handles the DFU GETSTATE request.
- * @param pdev: device instance
- * @retval None
- */
-static void DFU_GetState(USBD_HandleTypeDef *pdev)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- /* Return the current state of the DFU interface */
- USBD_CtlSendData (pdev,
- &hdfu->dev_state,
- 1);
-}
-
-/**
- * @brief DFU_Abort
- * Handles the DFU ABORT request.
- * @param pdev: device instance
- * @retval None
- */
-static void DFU_Abort(USBD_HandleTypeDef *pdev)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- if (hdfu->dev_state == DFU_STATE_IDLE || hdfu->dev_state == DFU_STATE_DNLOAD_SYNC
- || hdfu->dev_state == DFU_STATE_DNLOAD_IDLE || hdfu->dev_state == DFU_STATE_MANIFEST_SYNC
- || hdfu->dev_state == DFU_STATE_UPLOAD_IDLE )
- {
- hdfu->dev_state = DFU_STATE_IDLE;
- hdfu->dev_status[0] = DFU_ERROR_NONE;
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0; /*bwPollTimeout=0ms*/
- hdfu->dev_status[4] = hdfu->dev_state;
- hdfu->dev_status[5] = 0; /*iString*/
- hdfu->wblock_num = 0;
- hdfu->wlength = 0;
- }
-}
-
-/**
- * @brief DFU_Leave
- * Handles the sub-protocol DFU leave DFU mode request (leaves DFU mode
- * and resets device to jump to user loaded code).
- * @param pdev: device instance
- * @retval None
- */
-void DFU_Leave(USBD_HandleTypeDef *pdev)
-{
- USBD_DFU_HandleTypeDef *hdfu;
-
- hdfu = pdev->pClassData;
-
- hdfu->manif_state = DFU_MANIFEST_COMPLETE;
-
- if ((USBD_DFU_CfgDesc[(11 + (9 * USBD_DFU_MAX_ITF_NUM))]) & 0x04)
- {
- hdfu->dev_state = DFU_STATE_MANIFEST_SYNC;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
- return;
- }
- else
- {
-
- hdfu->dev_state = DFU_STATE_MANIFEST_WAIT_RESET;
-
- hdfu->dev_status[1] = 0;
- hdfu->dev_status[2] = 0;
- hdfu->dev_status[3] = 0;
- hdfu->dev_status[4] = hdfu->dev_state;
-
- /* Disconnect the USB device */
- USBD_Stop (pdev);
-
- /* DeInitilialize the MAL(Media Access Layer) */
- ((USBD_DFU_MediaTypeDef *)pdev->pUserData)->DeInit();
-
- /* Generate system reset to allow jumping to the user code */
- NVIC_SystemReset();
-
- /* This instruction will not be reached (system reset) */
- for(;;);
- }
-}
-
-/**
- * @}
- */
-
-
-/**
- * @}
- */
-
-
-/**
- * @}
- */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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