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path: root/STM32_bootloader/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc.c
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Diffstat (limited to 'STM32_bootloader/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc.c')
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diff --git a/STM32_bootloader/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc.c b/STM32_bootloader/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc.c
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+++ b/STM32_bootloader/Middlewares/ST/STM32_USB_Device_Library/Class/MSC/Src/usbd_msc.c
@@ -0,0 +1,608 @@
+/**
+ ******************************************************************************
+ * @file usbd_msc.c
+ * @author MCD Application Team
+ * @brief This file provides all the MSC core functions.
+ *
+ * @verbatim
+ *
+ * ===================================================================
+ * MSC Class Description
+ * ===================================================================
+ * This module manages the MSC class V1.0 following the "Universal
+ * Serial Bus Mass Storage Class (MSC) Bulk-Only Transport (BOT) Version 1.0
+ * Sep. 31, 1999".
+ * This driver implements the following aspects of the specification:
+ * - Bulk-Only Transport protocol
+ * - Subclass : SCSI transparent command set (ref. SCSI Primary Commands - 3 (SPC-3))
+ *
+ * @endverbatim
+ *
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>&copy; Copyright (c) 2015 STMicroelectronics.
+ * All rights reserved.</center></h2>
+ *
+ * This software component is licensed by ST under Ultimate Liberty license
+ * SLA0044, the "License"; You may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at:
+ * www.st.com/SLA0044
+ *
+ ******************************************************************************
+ */
+
+/* BSPDependencies
+- "stm32xxxxx_{eval}{discovery}{nucleo_144}.c"
+- "stm32xxxxx_{eval}{discovery}_io.c"
+- "stm32xxxxx_{eval}{discovery}{adafruit}_sd.c"
+EndBSPDependencies */
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_msc.h"
+
+
+/** @addtogroup STM32_USB_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup MSC_CORE
+ * @brief Mass storage core module
+ * @{
+ */
+
+/** @defgroup MSC_CORE_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_FunctionPrototypes
+ * @{
+ */
+uint8_t USBD_MSC_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx);
+uint8_t USBD_MSC_DeInit(USBD_HandleTypeDef *pdev, uint8_t cfgidx);
+uint8_t USBD_MSC_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
+uint8_t USBD_MSC_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum);
+uint8_t USBD_MSC_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum);
+
+uint8_t *USBD_MSC_GetHSCfgDesc(uint16_t *length);
+uint8_t *USBD_MSC_GetFSCfgDesc(uint16_t *length);
+uint8_t *USBD_MSC_GetOtherSpeedCfgDesc(uint16_t *length);
+uint8_t *USBD_MSC_GetDeviceQualifierDescriptor(uint16_t *length);
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Variables
+ * @{
+ */
+
+
+USBD_ClassTypeDef USBD_MSC =
+{
+ USBD_MSC_Init,
+ USBD_MSC_DeInit,
+ USBD_MSC_Setup,
+ NULL, /*EP0_TxSent*/
+ NULL, /*EP0_RxReady*/
+ USBD_MSC_DataIn,
+ USBD_MSC_DataOut,
+ NULL, /*SOF */
+ NULL,
+ NULL,
+ USBD_MSC_GetHSCfgDesc,
+ USBD_MSC_GetFSCfgDesc,
+ USBD_MSC_GetOtherSpeedCfgDesc,
+ USBD_MSC_GetDeviceQualifierDescriptor,
+};
+
+/* USB Mass storage device Configuration Descriptor */
+/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
+__ALIGN_BEGIN uint8_t USBD_MSC_CfgHSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_HS_PACKET),
+ HIBYTE(MSC_MAX_HS_PACKET),
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_HS_PACKET),
+ HIBYTE(MSC_MAX_HS_PACKET),
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+/* USB Mass storage device Configuration Descriptor */
+/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
+__ALIGN_BEGIN uint8_t USBD_MSC_CfgFSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_FS_PACKET),
+ HIBYTE(MSC_MAX_FS_PACKET),
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_FS_PACKET),
+ HIBYTE(MSC_MAX_FS_PACKET),
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+__ALIGN_BEGIN uint8_t USBD_MSC_OtherSpeedCfgDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION,
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent command set*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ 0x40,
+ 0x00,
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ 0x40,
+ 0x00,
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+/* USB Standard Device Descriptor */
+__ALIGN_BEGIN uint8_t USBD_MSC_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END =
+{
+ USB_LEN_DEV_QUALIFIER_DESC,
+ USB_DESC_TYPE_DEVICE_QUALIFIER,
+ 0x00,
+ 0x02,
+ 0x00,
+ 0x00,
+ 0x00,
+ MSC_MAX_FS_PACKET,
+ 0x01,
+ 0x00,
+};
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief USBD_MSC_Init
+ * Initialize the mass storage configuration
+ * @param pdev: device instance
+ * @param cfgidx: configuration index
+ * @retval status
+ */
+uint8_t USBD_MSC_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
+{
+ if (pdev->dev_speed == USBD_SPEED_HIGH)
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_HS_PACKET);
+ pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
+
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_HS_PACKET);
+ pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
+ }
+ else
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_FS_PACKET);
+ pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
+
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK, MSC_MAX_FS_PACKET);
+ pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
+ }
+ pdev->pClassData = USBD_malloc(sizeof(USBD_MSC_BOT_HandleTypeDef));
+
+ if (pdev->pClassData == NULL)
+ {
+ return USBD_FAIL;
+ }
+
+ /* Init the BOT layer */
+ MSC_BOT_Init(pdev);
+
+ return USBD_OK;
+}
+
+/**
+ * @brief USBD_MSC_DeInit
+ * DeInitilaize the mass storage configuration
+ * @param pdev: device instance
+ * @param cfgidx: configuration index
+ * @retval status
+ */
+uint8_t USBD_MSC_DeInit(USBD_HandleTypeDef *pdev,
+ uint8_t cfgidx)
+{
+ /* Close MSC EPs */
+ USBD_LL_CloseEP(pdev, MSC_EPOUT_ADDR);
+ pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 0U;
+
+ /* Close EP IN */
+ USBD_LL_CloseEP(pdev, MSC_EPIN_ADDR);
+ pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 0U;
+
+ /* De-Init the BOT layer */
+ MSC_BOT_DeInit(pdev);
+
+ /* Free MSC Class Resources */
+ if (pdev->pClassData != NULL)
+ {
+ USBD_free(pdev->pClassData);
+ pdev->pClassData = NULL;
+ }
+
+ return USBD_OK;
+}
+/**
+* @brief USBD_MSC_Setup
+* Handle the MSC specific requests
+* @param pdev: device instance
+* @param req: USB request
+* @retval status
+*/
+uint8_t USBD_MSC_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = (USBD_MSC_BOT_HandleTypeDef *) pdev->pClassData;
+ uint8_t ret = USBD_OK;
+ uint16_t status_info = 0U;
+
+ switch (req->bmRequest & USB_REQ_TYPE_MASK)
+ {
+ /* Class request */
+ case USB_REQ_TYPE_CLASS:
+ switch (req->bRequest)
+ {
+ case BOT_GET_MAX_LUN:
+ if ((req->wValue == 0U) && (req->wLength == 1U) &&
+ ((req->bmRequest & 0x80U) == 0x80U))
+ {
+ hmsc->max_lun = (uint32_t)((USBD_StorageTypeDef *)pdev->pUserData)->GetMaxLun();
+ USBD_CtlSendData(pdev, (uint8_t *)(void *)&hmsc->max_lun, 1U);
+ }
+ else
+ {
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ }
+ break;
+
+ case BOT_RESET :
+ if ((req->wValue == 0U) && (req->wLength == 0U) &&
+ ((req->bmRequest & 0x80U) != 0x80U))
+ {
+ MSC_BOT_Reset(pdev);
+ }
+ else
+ {
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ break;
+ }
+ break;
+ /* Interface & Endpoint request */
+ case USB_REQ_TYPE_STANDARD:
+ switch (req->bRequest)
+ {
+ case USB_REQ_GET_STATUS:
+ if (pdev->dev_state == USBD_STATE_CONFIGURED)
+ {
+ USBD_CtlSendData(pdev, (uint8_t *)(void *)&status_info, 2U);
+ }
+ else
+ {
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ }
+ break;
+
+ case USB_REQ_GET_INTERFACE:
+ if (pdev->dev_state == USBD_STATE_CONFIGURED)
+ {
+ USBD_CtlSendData(pdev, (uint8_t *)(void *)&hmsc->interface, 1U);
+ }
+ else
+ {
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ }
+ break;
+
+ case USB_REQ_SET_INTERFACE:
+ if (pdev->dev_state == USBD_STATE_CONFIGURED)
+ {
+ hmsc->interface = (uint8_t)(req->wValue);
+ }
+ else
+ {
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ }
+ break;
+
+ case USB_REQ_CLEAR_FEATURE:
+
+ /* Flush the FIFO and Clear the stall status */
+ USBD_LL_FlushEP(pdev, (uint8_t)req->wIndex);
+
+ /* Reactivate the EP */
+ USBD_LL_CloseEP(pdev, (uint8_t)req->wIndex);
+ if ((((uint8_t)req->wIndex) & 0x80U) == 0x80U)
+ {
+ pdev->ep_in[(uint8_t)req->wIndex & 0xFU].is_used = 0U;
+ if (pdev->dev_speed == USBD_SPEED_HIGH)
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+ }
+ else
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev, MSC_EPIN_ADDR, USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+ }
+ pdev->ep_in[MSC_EPIN_ADDR & 0xFU].is_used = 1U;
+ }
+ else
+ {
+ pdev->ep_out[(uint8_t)req->wIndex & 0xFU].is_used = 0U;
+ if (pdev->dev_speed == USBD_SPEED_HIGH)
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+ }
+ else
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev, MSC_EPOUT_ADDR, USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+ }
+ pdev->ep_out[MSC_EPOUT_ADDR & 0xFU].is_used = 1U;
+ }
+
+ /* Handle BOT error */
+ MSC_BOT_CplClrFeature(pdev, (uint8_t)req->wIndex);
+ break;
+
+ default:
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ break;
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev, req);
+ ret = USBD_FAIL;
+ break;
+ }
+
+ return ret;
+}
+
+/**
+* @brief USBD_MSC_DataIn
+* handle data IN Stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+uint8_t USBD_MSC_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum)
+{
+ MSC_BOT_DataIn(pdev, epnum);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_MSC_DataOut
+* handle data OUT Stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+uint8_t USBD_MSC_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum)
+{
+ MSC_BOT_DataOut(pdev, epnum);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_MSC_GetHSCfgDesc
+* return configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetHSCfgDesc(uint16_t *length)
+{
+ *length = sizeof(USBD_MSC_CfgHSDesc);
+
+ return USBD_MSC_CfgHSDesc;
+}
+
+/**
+* @brief USBD_MSC_GetFSCfgDesc
+* return configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetFSCfgDesc(uint16_t *length)
+{
+ *length = sizeof(USBD_MSC_CfgFSDesc);
+
+ return USBD_MSC_CfgFSDesc;
+}
+
+/**
+* @brief USBD_MSC_GetOtherSpeedCfgDesc
+* return other speed configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetOtherSpeedCfgDesc(uint16_t *length)
+{
+ *length = sizeof(USBD_MSC_OtherSpeedCfgDesc);
+
+ return USBD_MSC_OtherSpeedCfgDesc;
+}
+/**
+* @brief DeviceQualifierDescriptor
+* return Device Qualifier descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetDeviceQualifierDescriptor(uint16_t *length)
+{
+ *length = sizeof(USBD_MSC_DeviceQualifierDesc);
+
+ return USBD_MSC_DeviceQualifierDesc;
+}
+
+/**
+* @brief USBD_MSC_RegisterStorage
+* @param fops: storage callback
+* @retval status
+*/
+uint8_t USBD_MSC_RegisterStorage(USBD_HandleTypeDef *pdev,
+ USBD_StorageTypeDef *fops)
+{
+ if (fops != NULL)
+ {
+ pdev->pUserData = fops;
+ }
+
+ return USBD_OK;
+}
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-28 03:48:30 +0300