diff options
Diffstat (limited to 'Middlewares/ST/STM32_USB_Device_Library/Core')
7 files changed, 3418 insertions, 0 deletions
diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_core.h b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_core.h new file mode 100755 index 0000000..4672921 --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_core.h @@ -0,0 +1,175 @@ +/** + ****************************************************************************** + * @file usbd_core.h + * @author MCD Application Team + * @brief Header file for usbd_core.c file + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __USBD_CORE_H +#define __USBD_CORE_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_conf.h" +#include "usbd_def.h" +#include "usbd_ioreq.h" +#include "usbd_ctlreq.h" + +/** @addtogroup STM32_USB_DEVICE_LIBRARY + * @{ + */ + +/** @defgroup USBD_CORE + * @brief This file is the Header file for usbd_core.c file + * @{ + */ + + +/** @defgroup USBD_CORE_Exported_Defines + * @{ + */ +#ifndef USBD_DEBUG_LEVEL +#define USBD_DEBUG_LEVEL 0U +#endif /* USBD_DEBUG_LEVEL */ +/** + * @} + */ + + +/** @defgroup USBD_CORE_Exported_TypesDefinitions + * @{ + */ + + +/** + * @} + */ + + + +/** @defgroup USBD_CORE_Exported_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup USBD_CORE_Exported_Variables + * @{ + */ +#define USBD_SOF USBD_LL_SOF +/** + * @} + */ + +/** @defgroup USBD_CORE_Exported_FunctionsPrototype + * @{ + */ +USBD_StatusTypeDef USBD_Init(USBD_HandleTypeDef *pdev, USBD_DescriptorsTypeDef *pdesc, uint8_t id); +USBD_StatusTypeDef USBD_DeInit(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_Start(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_Stop(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_RegisterClass(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass); +#if (USBD_USER_REGISTER_CALLBACK == 1U) +USBD_StatusTypeDef USBD_RegisterDevStateCallback(USBD_HandleTypeDef *pdev, USBD_DevStateCallbackTypeDef pUserCallback); +#endif /* USBD_USER_REGISTER_CALLBACK */ + +#ifdef USE_USBD_COMPOSITE +USBD_StatusTypeDef USBD_RegisterClassComposite(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass, + USBD_CompositeClassTypeDef classtype, uint8_t *EpAddr); + +USBD_StatusTypeDef USBD_UnRegisterClassComposite(USBD_HandleTypeDef *pdev); +uint8_t USBD_CoreGetEPAdd(USBD_HandleTypeDef *pdev, uint8_t ep_dir, uint8_t ep_type, uint8_t ClassId); +#endif /* USE_USBD_COMPOSITE */ + +uint8_t USBD_CoreFindIF(USBD_HandleTypeDef *pdev, uint8_t index); +uint8_t USBD_CoreFindEP(USBD_HandleTypeDef *pdev, uint8_t index); + +USBD_StatusTypeDef USBD_RunTestMode(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_SetClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx); +USBD_StatusTypeDef USBD_ClrClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx); + +USBD_StatusTypeDef USBD_LL_SetupStage(USBD_HandleTypeDef *pdev, uint8_t *psetup); +USBD_StatusTypeDef USBD_LL_DataOutStage(USBD_HandleTypeDef *pdev, uint8_t epnum, uint8_t *pdata); +USBD_StatusTypeDef USBD_LL_DataInStage(USBD_HandleTypeDef *pdev, uint8_t epnum, uint8_t *pdata); + +USBD_StatusTypeDef USBD_LL_Reset(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_SetSpeed(USBD_HandleTypeDef *pdev, USBD_SpeedTypeDef speed); +USBD_StatusTypeDef USBD_LL_Suspend(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_Resume(USBD_HandleTypeDef *pdev); + +USBD_StatusTypeDef USBD_LL_SOF(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum); +USBD_StatusTypeDef USBD_LL_IsoOUTIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum); + +USBD_StatusTypeDef USBD_LL_DevConnected(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_DevDisconnected(USBD_HandleTypeDef *pdev); + +/* USBD Low Level Driver */ +USBD_StatusTypeDef USBD_LL_Init(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_DeInit(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_LL_Stop(USBD_HandleTypeDef *pdev); + +USBD_StatusTypeDef USBD_LL_OpenEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr, + uint8_t ep_type, uint16_t ep_mps); + +USBD_StatusTypeDef USBD_LL_CloseEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr); +USBD_StatusTypeDef USBD_LL_FlushEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr); +USBD_StatusTypeDef USBD_LL_StallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr); +USBD_StatusTypeDef USBD_LL_ClearStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr); +USBD_StatusTypeDef USBD_LL_SetUSBAddress(USBD_HandleTypeDef *pdev, uint8_t dev_addr); + +USBD_StatusTypeDef USBD_LL_Transmit(USBD_HandleTypeDef *pdev, uint8_t ep_addr, + uint8_t *pbuf, uint32_t size); + +USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev, uint8_t ep_addr, + uint8_t *pbuf, uint32_t size); + +#ifdef USBD_HS_TESTMODE_ENABLE +USBD_StatusTypeDef USBD_LL_SetTestMode(USBD_HandleTypeDef *pdev, uint8_t testmode); +#endif /* USBD_HS_TESTMODE_ENABLE */ + +uint8_t USBD_LL_IsStallEP(USBD_HandleTypeDef *pdev, uint8_t ep_addr); +uint32_t USBD_LL_GetRxDataSize(USBD_HandleTypeDef *pdev, uint8_t ep_addr); + +void USBD_LL_Delay(uint32_t Delay); + +void *USBD_GetEpDesc(uint8_t *pConfDesc, uint8_t EpAddr); +USBD_DescHeaderTypeDef *USBD_GetNextDesc(uint8_t *pbuf, uint16_t *ptr); + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __USBD_CORE_H */ + +/** + * @} + */ + +/** + * @} + */ + + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ctlreq.h b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ctlreq.h new file mode 100755 index 0000000..6c45d6c --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ctlreq.h @@ -0,0 +1,101 @@ +/** + ****************************************************************************** + * @file usbd_req.h + * @author MCD Application Team + * @brief Header file for the usbd_req.c file + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __USB_REQUEST_H +#define __USB_REQUEST_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_def.h" + + +/** @addtogroup STM32_USB_DEVICE_LIBRARY + * @{ + */ + +/** @defgroup USBD_REQ + * @brief header file for the usbd_req.c file + * @{ + */ + +/** @defgroup USBD_REQ_Exported_Defines + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_REQ_Exported_Types + * @{ + */ +/** + * @} + */ + + + +/** @defgroup USBD_REQ_Exported_Macros + * @{ + */ +/** + * @} + */ + +/** @defgroup USBD_REQ_Exported_Variables + * @{ + */ +/** + * @} + */ + +/** @defgroup USBD_REQ_Exported_FunctionsPrototype + * @{ + */ + +USBD_StatusTypeDef USBD_StdDevReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +USBD_StatusTypeDef USBD_StdItfReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +USBD_StatusTypeDef USBD_StdEPReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); + +void USBD_CtlError(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +void USBD_ParseSetupRequest(USBD_SetupReqTypedef *req, uint8_t *pdata); +void USBD_GetString(uint8_t *desc, uint8_t *unicode, uint16_t *len); + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __USB_REQUEST_H */ + +/** + * @} + */ + +/** + * @} + */ + + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_def.h b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_def.h new file mode 100755 index 0000000..5b2394e --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_def.h @@ -0,0 +1,524 @@ +/** + ****************************************************************************** + * @file usbd_def.h + * @author MCD Application Team + * @brief General defines for the usb device library + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __USBD_DEF_H +#define __USBD_DEF_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_conf.h" + +/** @addtogroup STM32_USBD_DEVICE_LIBRARY + * @{ + */ + +/** @defgroup USB_DEF + * @brief general defines for the usb device library file + * @{ + */ + +/** @defgroup USB_DEF_Exported_Defines + * @{ + */ + +#ifndef NULL +#define NULL 0U +#endif /* NULL */ + +#ifndef USBD_MAX_NUM_INTERFACES +#define USBD_MAX_NUM_INTERFACES 1U +#endif /* USBD_MAX_NUM_CONFIGURATION */ + +#ifndef USBD_MAX_NUM_CONFIGURATION +#define USBD_MAX_NUM_CONFIGURATION 1U +#endif /* USBD_MAX_NUM_CONFIGURATION */ + +#ifdef USE_USBD_COMPOSITE +#ifndef USBD_MAX_SUPPORTED_CLASS +#define USBD_MAX_SUPPORTED_CLASS 4U +#endif /* USBD_MAX_SUPPORTED_CLASS */ +#else +#ifndef USBD_MAX_SUPPORTED_CLASS +#define USBD_MAX_SUPPORTED_CLASS 1U +#endif /* USBD_MAX_SUPPORTED_CLASS */ +#endif /* USE_USBD_COMPOSITE */ + +#ifndef USBD_MAX_CLASS_ENDPOINTS +#define USBD_MAX_CLASS_ENDPOINTS 5U +#endif /* USBD_MAX_CLASS_ENDPOINTS */ + +#ifndef USBD_MAX_CLASS_INTERFACES +#define USBD_MAX_CLASS_INTERFACES 5U +#endif /* USBD_MAX_CLASS_INTERFACES */ + +#ifndef USBD_LPM_ENABLED +#define USBD_LPM_ENABLED 0U +#endif /* USBD_LPM_ENABLED */ + +#ifndef USBD_SELF_POWERED +#define USBD_SELF_POWERED 1U +#endif /*USBD_SELF_POWERED */ + +#ifndef USBD_MAX_POWER +#define USBD_MAX_POWER 0x32U /* 100 mA */ +#endif /* USBD_MAX_POWER */ + +#ifndef USBD_SUPPORT_USER_STRING_DESC +#define USBD_SUPPORT_USER_STRING_DESC 0U +#endif /* USBD_SUPPORT_USER_STRING_DESC */ + +#ifndef USBD_CLASS_USER_STRING_DESC +#define USBD_CLASS_USER_STRING_DESC 0U +#endif /* USBD_CLASS_USER_STRING_DESC */ + +#define USB_LEN_DEV_QUALIFIER_DESC 0x0AU +#define USB_LEN_DEV_DESC 0x12U +#define USB_LEN_CFG_DESC 0x09U +#define USB_LEN_IF_DESC 0x09U +#define USB_LEN_EP_DESC 0x07U +#define USB_LEN_OTG_DESC 0x03U +#define USB_LEN_LANGID_STR_DESC 0x04U +#define USB_LEN_OTHER_SPEED_DESC_SIZ 0x09U + +#define USBD_IDX_LANGID_STR 0x00U +#define USBD_IDX_MFC_STR 0x01U +#define USBD_IDX_PRODUCT_STR 0x02U +#define USBD_IDX_SERIAL_STR 0x03U +#define USBD_IDX_CONFIG_STR 0x04U +#define USBD_IDX_INTERFACE_STR 0x05U + +#define USB_REQ_TYPE_STANDARD 0x00U +#define USB_REQ_TYPE_CLASS 0x20U +#define USB_REQ_TYPE_VENDOR 0x40U +#define USB_REQ_TYPE_MASK 0x60U + +#define USB_REQ_RECIPIENT_DEVICE 0x00U +#define USB_REQ_RECIPIENT_INTERFACE 0x01U +#define USB_REQ_RECIPIENT_ENDPOINT 0x02U +#define USB_REQ_RECIPIENT_MASK 0x03U + +#define USB_REQ_GET_STATUS 0x00U +#define USB_REQ_CLEAR_FEATURE 0x01U +#define USB_REQ_SET_FEATURE 0x03U +#define USB_REQ_SET_ADDRESS 0x05U +#define USB_REQ_GET_DESCRIPTOR 0x06U +#define USB_REQ_SET_DESCRIPTOR 0x07U +#define USB_REQ_GET_CONFIGURATION 0x08U +#define USB_REQ_SET_CONFIGURATION 0x09U +#define USB_REQ_GET_INTERFACE 0x0AU +#define USB_REQ_SET_INTERFACE 0x0BU +#define USB_REQ_SYNCH_FRAME 0x0CU + +#define USB_DESC_TYPE_DEVICE 0x01U +#define USB_DESC_TYPE_CONFIGURATION 0x02U +#define USB_DESC_TYPE_STRING 0x03U +#define USB_DESC_TYPE_INTERFACE 0x04U +#define USB_DESC_TYPE_ENDPOINT 0x05U +#define USB_DESC_TYPE_DEVICE_QUALIFIER 0x06U +#define USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION 0x07U +#define USB_DESC_TYPE_IAD 0x0BU +#define USB_DESC_TYPE_BOS 0x0FU + +#define USB_CONFIG_REMOTE_WAKEUP 0x02U +#define USB_CONFIG_SELF_POWERED 0x01U + +#define USB_FEATURE_EP_HALT 0x00U +#define USB_FEATURE_REMOTE_WAKEUP 0x01U +#define USB_FEATURE_TEST_MODE 0x02U + +#define USB_DEVICE_CAPABITY_TYPE 0x10U + +#define USB_CONF_DESC_SIZE 0x09U +#define USB_IF_DESC_SIZE 0x09U +#define USB_EP_DESC_SIZE 0x07U +#define USB_IAD_DESC_SIZE 0x08U + +#define USB_HS_MAX_PACKET_SIZE 512U +#define USB_FS_MAX_PACKET_SIZE 64U +#define USB_MAX_EP0_SIZE 64U + +/* Device Status */ +#define USBD_STATE_DEFAULT 0x01U +#define USBD_STATE_ADDRESSED 0x02U +#define USBD_STATE_CONFIGURED 0x03U +#define USBD_STATE_SUSPENDED 0x04U + + +/* EP0 State */ +#define USBD_EP0_IDLE 0x00U +#define USBD_EP0_SETUP 0x01U +#define USBD_EP0_DATA_IN 0x02U +#define USBD_EP0_DATA_OUT 0x03U +#define USBD_EP0_STATUS_IN 0x04U +#define USBD_EP0_STATUS_OUT 0x05U +#define USBD_EP0_STALL 0x06U + +#define USBD_EP_TYPE_CTRL 0x00U +#define USBD_EP_TYPE_ISOC 0x01U +#define USBD_EP_TYPE_BULK 0x02U +#define USBD_EP_TYPE_INTR 0x03U + +#ifdef USE_USBD_COMPOSITE +#define USBD_EP_IN 0x80U +#define USBD_EP_OUT 0x00U +#define USBD_FUNC_DESCRIPTOR_TYPE 0x24U +#define USBD_DESC_SUBTYPE_ACM 0x0FU +#define USBD_DESC_ECM_BCD_LOW 0x00U +#define USBD_DESC_ECM_BCD_HIGH 0x10U +#endif /* USE_USBD_COMPOSITE */ +/** + * @} + */ + + +/** @defgroup USBD_DEF_Exported_TypesDefinitions + * @{ + */ + +typedef struct usb_setup_req +{ + uint8_t bmRequest; + uint8_t bRequest; + uint16_t wValue; + uint16_t wIndex; + uint16_t wLength; +} USBD_SetupReqTypedef; + +typedef struct +{ + uint8_t bLength; + uint8_t bDescriptorType; + uint16_t wTotalLength; + uint8_t bNumInterfaces; + uint8_t bConfigurationValue; + uint8_t iConfiguration; + uint8_t bmAttributes; + uint8_t bMaxPower; +} __PACKED USBD_ConfigDescTypeDef; + +typedef struct +{ + uint8_t bLength; + uint8_t bDescriptorType; + uint16_t wTotalLength; + uint8_t bNumDeviceCaps; +} USBD_BosDescTypeDef; + +typedef struct +{ + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bEndpointAddress; + uint8_t bmAttributes; + uint16_t wMaxPacketSize; + uint8_t bInterval; +} __PACKED USBD_EpDescTypeDef; + +typedef struct +{ + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDescriptorSubType; +} USBD_DescHeaderTypeDef; + +struct _USBD_HandleTypeDef; + +typedef struct _Device_cb +{ + uint8_t (*Init)(struct _USBD_HandleTypeDef *pdev, uint8_t cfgidx); + uint8_t (*DeInit)(struct _USBD_HandleTypeDef *pdev, uint8_t cfgidx); + /* Control Endpoints*/ + uint8_t (*Setup)(struct _USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); + uint8_t (*EP0_TxSent)(struct _USBD_HandleTypeDef *pdev); + uint8_t (*EP0_RxReady)(struct _USBD_HandleTypeDef *pdev); + /* Class Specific Endpoints*/ + uint8_t (*DataIn)(struct _USBD_HandleTypeDef *pdev, uint8_t epnum); + uint8_t (*DataOut)(struct _USBD_HandleTypeDef *pdev, uint8_t epnum); + uint8_t (*SOF)(struct _USBD_HandleTypeDef *pdev); + uint8_t (*IsoINIncomplete)(struct _USBD_HandleTypeDef *pdev, uint8_t epnum); + uint8_t (*IsoOUTIncomplete)(struct _USBD_HandleTypeDef *pdev, uint8_t epnum); + + uint8_t *(*GetHSConfigDescriptor)(uint16_t *length); + uint8_t *(*GetFSConfigDescriptor)(uint16_t *length); + uint8_t *(*GetOtherSpeedConfigDescriptor)(uint16_t *length); + uint8_t *(*GetDeviceQualifierDescriptor)(uint16_t *length); +#if (USBD_SUPPORT_USER_STRING_DESC == 1U) + uint8_t *(*GetUsrStrDescriptor)(struct _USBD_HandleTypeDef *pdev, uint8_t index, uint16_t *length); +#endif /* USBD_SUPPORT_USER_STRING_DESC */ + +} USBD_ClassTypeDef; + +/* Following USB Device Speed */ +typedef enum +{ + USBD_SPEED_HIGH = 0U, + USBD_SPEED_FULL = 1U, + USBD_SPEED_LOW = 2U, +} USBD_SpeedTypeDef; + +/* Following USB Device status */ +typedef enum +{ + USBD_OK = 0U, + USBD_BUSY, + USBD_EMEM, + USBD_FAIL, +} USBD_StatusTypeDef; + +/* USB Device descriptors structure */ +typedef struct +{ + uint8_t *(*GetDeviceDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetLangIDStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetManufacturerStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetProductStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetSerialStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetConfigurationStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); + uint8_t *(*GetInterfaceStrDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); +#if (USBD_CLASS_USER_STRING_DESC == 1) + uint8_t *(*GetUserStrDescriptor)(USBD_SpeedTypeDef speed, uint8_t idx, uint16_t *length); +#endif /* USBD_CLASS_USER_STRING_DESC */ +#if ((USBD_LPM_ENABLED == 1U) || (USBD_CLASS_BOS_ENABLED == 1)) + uint8_t *(*GetBOSDescriptor)(USBD_SpeedTypeDef speed, uint16_t *length); +#endif /* (USBD_LPM_ENABLED == 1U) || (USBD_CLASS_BOS_ENABLED == 1) */ +} USBD_DescriptorsTypeDef; + +/* USB Device handle structure */ +typedef struct +{ + uint32_t total_length; + uint32_t rem_length; + uint32_t bInterval; + uint16_t maxpacket; + uint8_t status; + uint8_t is_used; + uint8_t *pbuffer; +} USBD_EndpointTypeDef; + +#ifdef USE_USBD_COMPOSITE +typedef enum +{ + CLASS_TYPE_NONE = 0, + CLASS_TYPE_HID = 1, + CLASS_TYPE_CDC = 2, + CLASS_TYPE_MSC = 3, + CLASS_TYPE_DFU = 4, + CLASS_TYPE_CHID = 5, + CLASS_TYPE_AUDIO = 6, + CLASS_TYPE_ECM = 7, + CLASS_TYPE_RNDIS = 8, + CLASS_TYPE_MTP = 9, + CLASS_TYPE_VIDEO = 10, + CLASS_TYPE_PRINTER = 11, + CLASS_TYPE_CCID = 12, +} USBD_CompositeClassTypeDef; + + +/* USB Device handle structure */ +typedef struct +{ + uint8_t add; + uint8_t type; + uint8_t size; + uint8_t is_used; +} USBD_EPTypeDef; + +/* USB Device handle structure */ +typedef struct +{ + USBD_CompositeClassTypeDef ClassType; + uint32_t ClassId; + uint32_t Active; + uint32_t NumEps; + USBD_EPTypeDef Eps[USBD_MAX_CLASS_ENDPOINTS]; + uint8_t *EpAdd; + uint32_t NumIf; + uint8_t Ifs[USBD_MAX_CLASS_INTERFACES]; + uint32_t CurrPcktSze; +} USBD_CompositeElementTypeDef; +#endif /* USE_USBD_COMPOSITE */ + +/* USB Device handle structure */ +typedef struct _USBD_HandleTypeDef +{ + uint8_t id; + uint32_t dev_config; + uint32_t dev_default_config; + uint32_t dev_config_status; + USBD_SpeedTypeDef dev_speed; + USBD_EndpointTypeDef ep_in[16]; + USBD_EndpointTypeDef ep_out[16]; + __IO uint32_t ep0_state; + uint32_t ep0_data_len; + __IO uint8_t dev_state; + __IO uint8_t dev_old_state; + uint8_t dev_address; + uint8_t dev_connection_status; + uint8_t dev_test_mode; + uint32_t dev_remote_wakeup; + uint8_t ConfIdx; + + USBD_SetupReqTypedef request; + USBD_DescriptorsTypeDef *pDesc; + USBD_ClassTypeDef *pClass[USBD_MAX_SUPPORTED_CLASS]; + void *pClassData; + void *pClassDataCmsit[USBD_MAX_SUPPORTED_CLASS]; + void *pUserData[USBD_MAX_SUPPORTED_CLASS]; + void *pData; + void *pBosDesc; + void *pConfDesc; + uint32_t classId; + uint32_t NumClasses; +#ifdef USE_USBD_COMPOSITE + USBD_CompositeElementTypeDef tclasslist[USBD_MAX_SUPPORTED_CLASS]; +#endif /* USE_USBD_COMPOSITE */ +#if (USBD_USER_REGISTER_CALLBACK == 1U) + void (* DevStateCallback)(uint8_t dev_state, uint8_t cfgidx); /*!< User Notification callback */ +#endif /* USBD_USER_REGISTER_CALLBACK */ +} USBD_HandleTypeDef; + +#if (USBD_USER_REGISTER_CALLBACK == 1U) +typedef void (*USBD_DevStateCallbackTypeDef)(uint8_t dev_state, uint8_t cfgidx); /*!< pointer to User callback function */ +#endif /* USBD_USER_REGISTER_CALLBACK */ + +/* USB Device endpoint direction */ +typedef enum +{ + OUT = 0x00, + IN = 0x80, +} USBD_EPDirectionTypeDef; + +typedef enum +{ + NETWORK_CONNECTION = 0x00, + RESPONSE_AVAILABLE = 0x01, + CONNECTION_SPEED_CHANGE = 0x2A +} USBD_CDC_NotifCodeTypeDef; +/** + * @} + */ + + + +/** @defgroup USBD_DEF_Exported_Macros + * @{ + */ +__STATIC_INLINE uint16_t SWAPBYTE(uint8_t *addr) +{ + uint16_t _SwapVal; + uint16_t _Byte1; + uint16_t _Byte2; + uint8_t *_pbuff = addr; + + _Byte1 = *(uint8_t *)_pbuff; + _pbuff++; + _Byte2 = *(uint8_t *)_pbuff; + + _SwapVal = (_Byte2 << 8) | _Byte1; + + return _SwapVal; +} + +#ifndef LOBYTE +#define LOBYTE(x) ((uint8_t)((x) & 0x00FFU)) +#endif /* LOBYTE */ + +#ifndef HIBYTE +#define HIBYTE(x) ((uint8_t)(((x) & 0xFF00U) >> 8U)) +#endif /* HIBYTE */ + +#ifndef MIN +#define MIN(a, b) (((a) < (b)) ? (a) : (b)) +#endif /* MIN */ + +#ifndef MAX +#define MAX(a, b) (((a) > (b)) ? (a) : (b)) +#endif /* MAX */ + +#if defined ( __GNUC__ ) +#ifndef __weak +#define __weak __attribute__((weak)) +#endif /* __weak */ +#ifndef __packed +#define __packed __attribute__((__packed__)) +#endif /* __packed */ +#endif /* __GNUC__ */ + + +/* In HS mode and when the DMA is used, all variables and data structures dealing + with the DMA during the transaction process should be 4-bytes aligned */ + +#if defined ( __GNUC__ ) && !defined (__CC_ARM) /* GNU Compiler */ +#ifndef __ALIGN_END +#define __ALIGN_END __attribute__ ((aligned (4U))) +#endif /* __ALIGN_END */ +#ifndef __ALIGN_BEGIN +#define __ALIGN_BEGIN +#endif /* __ALIGN_BEGIN */ +#else +#ifndef __ALIGN_END +#define __ALIGN_END +#endif /* __ALIGN_END */ +#ifndef __ALIGN_BEGIN +#if defined (__CC_ARM) /* ARM Compiler */ +#define __ALIGN_BEGIN __align(4U) +#elif defined (__ICCARM__) /* IAR Compiler */ +#define __ALIGN_BEGIN +#endif /* __CC_ARM */ +#endif /* __ALIGN_BEGIN */ +#endif /* __GNUC__ */ + + +/** + * @} + */ + +/** @defgroup USBD_DEF_Exported_Variables + * @{ + */ + +/** + * @} + */ + +/** @defgroup USBD_DEF_Exported_FunctionsPrototype + * @{ + */ + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __USBD_DEF_H */ + +/** + * @} + */ + +/** + * @} + */ + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ioreq.h b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ioreq.h new file mode 100755 index 0000000..15197b9 --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Inc/usbd_ioreq.h @@ -0,0 +1,113 @@ +/** + ****************************************************************************** + * @file usbd_ioreq.h + * @author MCD Application Team + * @brief Header file for the usbd_ioreq.c file + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __USBD_IOREQ_H +#define __USBD_IOREQ_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_def.h" +#include "usbd_core.h" + +/** @addtogroup STM32_USB_DEVICE_LIBRARY + * @{ + */ + +/** @defgroup USBD_IOREQ + * @brief header file for the usbd_ioreq.c file + * @{ + */ + +/** @defgroup USBD_IOREQ_Exported_Defines + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Exported_Types + * @{ + */ + + +/** + * @} + */ + + + +/** @defgroup USBD_IOREQ_Exported_Macros + * @{ + */ + +/** + * @} + */ + +/** @defgroup USBD_IOREQ_Exported_Variables + * @{ + */ + +/** + * @} + */ + +/** @defgroup USBD_IOREQ_Exported_FunctionsPrototype + * @{ + */ + +USBD_StatusTypeDef USBD_CtlSendData(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len); + +USBD_StatusTypeDef USBD_CtlContinueSendData(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len); + +USBD_StatusTypeDef USBD_CtlPrepareRx(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len); + +USBD_StatusTypeDef USBD_CtlContinueRx(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len); + +USBD_StatusTypeDef USBD_CtlSendStatus(USBD_HandleTypeDef *pdev); +USBD_StatusTypeDef USBD_CtlReceiveStatus(USBD_HandleTypeDef *pdev); + +uint32_t USBD_GetRxCount(USBD_HandleTypeDef *pdev, uint8_t ep_addr); + +/** + * @} + */ + +#ifdef __cplusplus +} +#endif + +#endif /* __USBD_IOREQ_H */ + +/** + * @} + */ + +/** + * @} + */ + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_core.c b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_core.c new file mode 100755 index 0000000..bcf571e --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_core.c @@ -0,0 +1,1221 @@ +/** + ****************************************************************************** + * @file usbd_core.c + * @author MCD Application Team + * @brief This file provides all the USBD core functions. + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_core.h" + +#ifdef USE_USBD_COMPOSITE +#include "usbd_composite_builder.h" +#endif /* USE_USBD_COMPOSITE */ + +/** @addtogroup STM32_USBD_DEVICE_LIBRARY + * @{ + */ + + +/** @defgroup USBD_CORE + * @brief usbd core module + * @{ + */ + +/** @defgroup USBD_CORE_Private_TypesDefinitions + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_CORE_Private_Defines + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_CORE_Private_Macros + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_CORE_Private_FunctionPrototypes + * @{ + */ + +/** + * @} + */ + +/** @defgroup USBD_CORE_Private_Variables + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_CORE_Private_Functions + * @{ + */ + +/** + * @brief USBD_Init + * Initialize the device stack and load the class driver + * @param pdev: device instance + * @param pdesc: Descriptor structure address + * @param id: Low level core index + * @retval status: USBD Status + */ +USBD_StatusTypeDef USBD_Init(USBD_HandleTypeDef *pdev, + USBD_DescriptorsTypeDef *pdesc, uint8_t id) +{ + USBD_StatusTypeDef ret; + + /* Check whether the USB Host handle is valid */ + if (pdev == NULL) + { +#if (USBD_DEBUG_LEVEL > 1U) + USBD_ErrLog("Invalid Device handle"); +#endif /* (USBD_DEBUG_LEVEL > 1U) */ + return USBD_FAIL; + } + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Unlink previous class*/ + pdev->pClass[i] = NULL; + pdev->pUserData[i] = NULL; + + /* Set class as inactive */ + pdev->tclasslist[i].Active = 0; + pdev->NumClasses = 0; + pdev->classId = 0; + } +#else + /* Unlink previous class*/ + pdev->pClass[0] = NULL; + pdev->pUserData[0] = NULL; +#endif /* USE_USBD_COMPOSITE */ + + pdev->pConfDesc = NULL; + + /* Assign USBD Descriptors */ + if (pdesc != NULL) + { + pdev->pDesc = pdesc; + } + + /* Set Device initial State */ + pdev->dev_state = USBD_STATE_DEFAULT; + pdev->id = id; + + /* Initialize low level driver */ + ret = USBD_LL_Init(pdev); + + return ret; +} + +/** + * @brief USBD_DeInit + * De-Initialize the device library + * @param pdev: device instance + * @retval status: USBD Status + */ +USBD_StatusTypeDef USBD_DeInit(USBD_HandleTypeDef *pdev) +{ + USBD_StatusTypeDef ret; + + /* Disconnect the USB Device */ + (void)USBD_LL_Stop(pdev); + + /* Set Default State */ + pdev->dev_state = USBD_STATE_DEFAULT; + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Free Class Resources */ + pdev->pClass[i]->DeInit(pdev, (uint8_t)pdev->dev_config); + } + } + } +#else + /* Free Class Resources */ + if (pdev->pClass[0] != NULL) + { + pdev->pClass[0]->DeInit(pdev, (uint8_t)pdev->dev_config); + } + + pdev->pUserData[0] = NULL; + +#endif /* USE_USBD_COMPOSITE */ + + /* Free Device descriptors resources */ + pdev->pDesc = NULL; + pdev->pConfDesc = NULL; + + /* DeInitialize low level driver */ + ret = USBD_LL_DeInit(pdev); + + return ret; +} + +/** + * @brief USBD_RegisterClass + * Link class driver to Device Core. + * @param pdev: Device Handle + * @param pclass: Class handle + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_RegisterClass(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass) +{ + uint16_t len = 0U; + + if (pclass == NULL) + { +#if (USBD_DEBUG_LEVEL > 1U) + USBD_ErrLog("Invalid Class handle"); +#endif /* (USBD_DEBUG_LEVEL > 1U) */ + return USBD_FAIL; + } + + /* link the class to the USB Device handle */ + pdev->pClass[0] = pclass; + + /* Get Device Configuration Descriptor */ +#ifdef USE_USB_HS + if (pdev->pClass[pdev->classId]->GetHSConfigDescriptor != NULL) + { + pdev->pConfDesc = (void *)pdev->pClass[pdev->classId]->GetHSConfigDescriptor(&len); + } +#else /* Default USE_USB_FS */ + if (pdev->pClass[pdev->classId]->GetFSConfigDescriptor != NULL) + { + pdev->pConfDesc = (void *)pdev->pClass[pdev->classId]->GetFSConfigDescriptor(&len); + } +#endif /* USE_USB_FS */ + + /* Increment the NumClasses */ + pdev->NumClasses++; + + return USBD_OK; +} + +#ifdef USE_USBD_COMPOSITE +/** + * @brief USBD_RegisterClassComposite + * Link class driver to Device Core. + * @param pdev : Device Handle + * @param pclass: Class handle + * @param classtype: Class type + * @param EpAddr: Endpoint Address handle + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_RegisterClassComposite(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass, + USBD_CompositeClassTypeDef classtype, uint8_t *EpAddr) +{ + USBD_StatusTypeDef ret = USBD_OK; + uint16_t len = 0U; + + if ((pdev->classId < USBD_MAX_SUPPORTED_CLASS) && (pdev->NumClasses < USBD_MAX_SUPPORTED_CLASS)) + { + if ((uint32_t)pclass != 0U) + { + /* Link the class to the USB Device handle */ + pdev->pClass[pdev->classId] = pclass; + ret = USBD_OK; + + pdev->tclasslist[pdev->classId].EpAdd = EpAddr; + + /* Call the composite class builder */ + (void)USBD_CMPSIT_AddClass(pdev, pclass, classtype, 0); + + /* Increment the ClassId for the next occurrence */ + pdev->classId ++; + pdev->NumClasses ++; + } + else + { +#if (USBD_DEBUG_LEVEL > 1U) + USBD_ErrLog("Invalid Class handle"); +#endif /* (USBD_DEBUG_LEVEL > 1U) */ + ret = USBD_FAIL; + } + } + + if (ret == USBD_OK) + { + /* Get Device Configuration Descriptor */ +#ifdef USE_USB_HS + pdev->pConfDesc = USBD_CMPSIT.GetHSConfigDescriptor(&len); +#else /* Default USE_USB_FS */ + pdev->pConfDesc = USBD_CMPSIT.GetFSConfigDescriptor(&len); +#endif /* USE_USB_FS */ + } + + return ret; +} + +/** + * @brief USBD_UnRegisterClassComposite + * UnLink all composite class drivers from Device Core. + * @param pdev: Device Handle + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_UnRegisterClassComposite(USBD_HandleTypeDef *pdev) +{ + USBD_StatusTypeDef ret = USBD_OK; + uint8_t idx1; + uint8_t idx2; + + /* Unroll all activated classes */ + for (idx1 = 0; idx1 < pdev->NumClasses; idx1++) + { + /* Check if the class correspond to the requested type and if it is active */ + if (pdev->tclasslist[idx1].Active == 1U) + { + /* Set the new class ID */ + pdev->classId = idx1; + + /* Free resources used by the selected class */ + if (pdev->pClass[pdev->classId] != NULL) + { + /* Free Class Resources */ + if (pdev->pClass[pdev->classId]->DeInit(pdev, (uint8_t)pdev->dev_config) != 0U) + { +#if (USBD_DEBUG_LEVEL > 1U) + USBD_ErrLog("Class DeInit didn't succeed!, can't unregister selected class"); +#endif /* (USBD_DEBUG_LEVEL > 1U) */ + + ret = USBD_FAIL; + } + } + + /* Free the class pointer */ + pdev->pClass[pdev->classId] = NULL; + + /* Free the class location in classes table and reset its parameters to zero */ + pdev->tclasslist[pdev->classId].ClassType = CLASS_TYPE_NONE; + pdev->tclasslist[pdev->classId].ClassId = 0U; + pdev->tclasslist[pdev->classId].Active = 0U; + pdev->tclasslist[pdev->classId].NumEps = 0U; + pdev->tclasslist[pdev->classId].NumIf = 0U; + pdev->tclasslist[pdev->classId].CurrPcktSze = 0U; + + for (idx2 = 0U; idx2 < USBD_MAX_CLASS_ENDPOINTS; idx2++) + { + pdev->tclasslist[pdev->classId].Eps[idx2].add = 0U; + pdev->tclasslist[pdev->classId].Eps[idx2].type = 0U; + pdev->tclasslist[pdev->classId].Eps[idx2].size = 0U; + pdev->tclasslist[pdev->classId].Eps[idx2].is_used = 0U; + } + + for (idx2 = 0U; idx2 < USBD_MAX_CLASS_INTERFACES; idx2++) + { + pdev->tclasslist[pdev->classId].Ifs[idx2] = 0U; + } + } + } + + /* Reset the configuration descriptor */ + (void)USBD_CMPST_ClearConfDesc(pdev); + + /* Reset the class ID and number of classes */ + pdev->classId = 0U; + pdev->NumClasses = 0U; + + return ret; +} +#endif /* USE_USBD_COMPOSITE */ + +#if (USBD_USER_REGISTER_CALLBACK == 1U) +/** + * @brief USBD_RegisterDevStateCallback + * @param pdev : Device Handle + * @param pUserCallback: User Callback + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_RegisterDevStateCallback(USBD_HandleTypeDef *pdev, USBD_DevStateCallbackTypeDef pUserCallback) +{ + pdev->DevStateCallback = pUserCallback; + + return USBD_OK; +} +#endif /* USBD_USER_REGISTER_CALLBACK */ + +/** + * @brief USBD_Start + * Start the USB Device Core. + * @param pdev: Device Handle + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_Start(USBD_HandleTypeDef *pdev) +{ +#ifdef USE_USBD_COMPOSITE + pdev->classId = 0U; +#endif /* USE_USBD_COMPOSITE */ + + /* Start the low level driver */ + return USBD_LL_Start(pdev); +} + +/** + * @brief USBD_Stop + * Stop the USB Device Core. + * @param pdev: Device Handle + * @retval USBD Status + */ +USBD_StatusTypeDef USBD_Stop(USBD_HandleTypeDef *pdev) +{ + /* Disconnect USB Device */ + (void)USBD_LL_Stop(pdev); + + /* Free Class Resources */ +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Free Class Resources */ + (void)pdev->pClass[i]->DeInit(pdev, (uint8_t)pdev->dev_config); + } + } + } + + /* Reset the class ID */ + pdev->classId = 0U; +#else + if (pdev->pClass[0] != NULL) + { + (void)pdev->pClass[0]->DeInit(pdev, (uint8_t)pdev->dev_config); + } +#endif /* USE_USBD_COMPOSITE */ + + return USBD_OK; +} + +/** + * @brief USBD_RunTestMode + * Launch test mode process + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_RunTestMode(USBD_HandleTypeDef *pdev) +{ +#ifdef USBD_HS_TESTMODE_ENABLE + USBD_StatusTypeDef ret; + + /* Run USB HS test mode */ + ret = USBD_LL_SetTestMode(pdev, pdev->dev_test_mode); + + return ret; +#else + /* Prevent unused argument compilation warning */ + UNUSED(pdev); + + return USBD_OK; +#endif /* USBD_HS_TESTMODE_ENABLE */ +} + +/** + * @brief USBD_SetClassConfig + * Configure device and start the interface + * @param pdev: device instance + * @param cfgidx: configuration index + * @retval status + */ + +USBD_StatusTypeDef USBD_SetClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx) +{ + USBD_StatusTypeDef ret = USBD_OK; + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Set configuration and Start the Class*/ + if (pdev->pClass[i]->Init(pdev, cfgidx) != 0U) + { + ret = USBD_FAIL; + } + } + } + } +#else + if (pdev->pClass[0] != NULL) + { + /* Set configuration and Start the Class */ + ret = (USBD_StatusTypeDef)pdev->pClass[0]->Init(pdev, cfgidx); + } +#endif /* USE_USBD_COMPOSITE */ + + return ret; +} + +/** + * @brief USBD_ClrClassConfig + * Clear current configuration + * @param pdev: device instance + * @param cfgidx: configuration index + * @retval status + */ +USBD_StatusTypeDef USBD_ClrClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx) +{ + USBD_StatusTypeDef ret = USBD_OK; + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Clear configuration and De-initialize the Class process */ + if (pdev->pClass[i]->DeInit(pdev, cfgidx) != 0U) + { + ret = USBD_FAIL; + } + } + } + } +#else + /* Clear configuration and De-initialize the Class process */ + if (pdev->pClass[0]->DeInit(pdev, cfgidx) != 0U) + { + ret = USBD_FAIL; + } +#endif /* USE_USBD_COMPOSITE */ + + return ret; +} + + +/** + * @brief USBD_LL_SetupStage + * Handle the setup stage + * @param pdev: device instance + * @param psetup: setup packet buffer pointer + * @retval status + */ +USBD_StatusTypeDef USBD_LL_SetupStage(USBD_HandleTypeDef *pdev, uint8_t *psetup) +{ + USBD_StatusTypeDef ret; + + USBD_ParseSetupRequest(&pdev->request, psetup); + + pdev->ep0_state = USBD_EP0_SETUP; + + pdev->ep0_data_len = pdev->request.wLength; + + switch (pdev->request.bmRequest & 0x1FU) + { + case USB_REQ_RECIPIENT_DEVICE: + ret = USBD_StdDevReq(pdev, &pdev->request); + break; + + case USB_REQ_RECIPIENT_INTERFACE: + ret = USBD_StdItfReq(pdev, &pdev->request); + break; + + case USB_REQ_RECIPIENT_ENDPOINT: + ret = USBD_StdEPReq(pdev, &pdev->request); + break; + + default: + ret = USBD_LL_StallEP(pdev, (pdev->request.bmRequest & 0x80U)); + break; + } + + return ret; +} + +/** + * @brief USBD_LL_DataOutStage + * Handle data OUT stage + * @param pdev: device instance + * @param epnum: endpoint index + * @param pdata: data pointer + * @retval status + */ +USBD_StatusTypeDef USBD_LL_DataOutStage(USBD_HandleTypeDef *pdev, + uint8_t epnum, uint8_t *pdata) +{ + USBD_EndpointTypeDef *pep; + USBD_StatusTypeDef ret = USBD_OK; + uint8_t idx; + + UNUSED(pdata); + + if (epnum == 0U) + { + pep = &pdev->ep_out[0]; + + if (pdev->ep0_state == USBD_EP0_DATA_OUT) + { + if (pep->rem_length > pep->maxpacket) + { + pep->rem_length -= pep->maxpacket; + pep->pbuffer += pep->maxpacket; + + (void)USBD_CtlContinueRx(pdev, pep->pbuffer, MAX(pep->rem_length, pep->maxpacket)); + } + else + { + /* Find the class ID relative to the current request */ + switch (pdev->request.bmRequest & 0x1FU) + { + case USB_REQ_RECIPIENT_DEVICE: + /* Device requests must be managed by the first instantiated class + (or duplicated by all classes for simplicity) */ + idx = 0U; + break; + + case USB_REQ_RECIPIENT_INTERFACE: + idx = USBD_CoreFindIF(pdev, LOBYTE(pdev->request.wIndex)); + break; + + case USB_REQ_RECIPIENT_ENDPOINT: + idx = USBD_CoreFindEP(pdev, LOBYTE(pdev->request.wIndex)); + break; + + default: + /* Back to the first class in case of doubt */ + idx = 0U; + break; + } + + if (idx < USBD_MAX_SUPPORTED_CLASS) + { + /* Setup the class ID and route the request to the relative class function */ + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[idx]->EP0_RxReady != NULL) + { + pdev->classId = idx; + pdev->pClass[idx]->EP0_RxReady(pdev); + } + } + } + + (void)USBD_CtlSendStatus(pdev); + } + } + } + else + { + /* Get the class index relative to this interface */ + idx = USBD_CoreFindEP(pdev, (epnum & 0x7FU)); + + if (((uint16_t)idx != 0xFFU) && (idx < USBD_MAX_SUPPORTED_CLASS)) + { + /* Call the class data out function to manage the request */ + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[idx]->DataOut != NULL) + { + pdev->classId = idx; + ret = (USBD_StatusTypeDef)pdev->pClass[idx]->DataOut(pdev, epnum); + } + } + if (ret != USBD_OK) + { + return ret; + } + } + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_DataInStage + * Handle data in stage + * @param pdev: device instance + * @param epnum: endpoint index + * @param pdata: data pointer + * @retval status + */ +USBD_StatusTypeDef USBD_LL_DataInStage(USBD_HandleTypeDef *pdev, + uint8_t epnum, uint8_t *pdata) +{ + USBD_EndpointTypeDef *pep; + USBD_StatusTypeDef ret; + uint8_t idx; + + UNUSED(pdata); + + if (epnum == 0U) + { + pep = &pdev->ep_in[0]; + + if (pdev->ep0_state == USBD_EP0_DATA_IN) + { + if (pep->rem_length > pep->maxpacket) + { + pep->rem_length -= pep->maxpacket; + pep->pbuffer += pep->maxpacket; + + (void)USBD_CtlContinueSendData(pdev, pep->pbuffer, pep->rem_length); + + /* Prepare endpoint for premature end of transfer */ + (void)USBD_LL_PrepareReceive(pdev, 0U, NULL, 0U); + } + else + { + /* last packet is MPS multiple, so send ZLP packet */ + if ((pep->maxpacket == pep->rem_length) && + (pep->total_length >= pep->maxpacket) && + (pep->total_length < pdev->ep0_data_len)) + { + (void)USBD_CtlContinueSendData(pdev, NULL, 0U); + pdev->ep0_data_len = 0U; + + /* Prepare endpoint for premature end of transfer */ + (void)USBD_LL_PrepareReceive(pdev, 0U, NULL, 0U); + } + else + { + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[0]->EP0_TxSent != NULL) + { + pdev->classId = 0U; + pdev->pClass[0]->EP0_TxSent(pdev); + } + } + (void)USBD_LL_StallEP(pdev, 0x80U); + (void)USBD_CtlReceiveStatus(pdev); + } + } + } + + if (pdev->dev_test_mode != 0U) + { + (void)USBD_RunTestMode(pdev); + pdev->dev_test_mode = 0U; + } + } + else + { + /* Get the class index relative to this interface */ + idx = USBD_CoreFindEP(pdev, ((uint8_t)epnum | 0x80U)); + + if (((uint16_t)idx != 0xFFU) && (idx < USBD_MAX_SUPPORTED_CLASS)) + { + /* Call the class data out function to manage the request */ + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[idx]->DataIn != NULL) + { + pdev->classId = idx; + ret = (USBD_StatusTypeDef)pdev->pClass[idx]->DataIn(pdev, epnum); + + if (ret != USBD_OK) + { + return ret; + } + } + } + } + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_Reset + * Handle Reset event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_Reset(USBD_HandleTypeDef *pdev) +{ + USBD_StatusTypeDef ret = USBD_OK; + + /* Upon Reset call user call back */ + pdev->dev_state = USBD_STATE_DEFAULT; + pdev->ep0_state = USBD_EP0_IDLE; + pdev->dev_config = 0U; + pdev->dev_remote_wakeup = 0U; + pdev->dev_test_mode = 0U; + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Clear configuration and De-initialize the Class process*/ + + if (pdev->pClass[i]->DeInit != NULL) + { + if (pdev->pClass[i]->DeInit(pdev, (uint8_t)pdev->dev_config) != USBD_OK) + { + ret = USBD_FAIL; + } + } + } + } + } +#else + + if (pdev->pClass[0] != NULL) + { + if (pdev->pClass[0]->DeInit != NULL) + { + if (pdev->pClass[0]->DeInit(pdev, (uint8_t)pdev->dev_config) != USBD_OK) + { + ret = USBD_FAIL; + } + } + } +#endif /* USE_USBD_COMPOSITE */ + + /* Open EP0 OUT */ + (void)USBD_LL_OpenEP(pdev, 0x00U, USBD_EP_TYPE_CTRL, USB_MAX_EP0_SIZE); + pdev->ep_out[0x00U & 0xFU].is_used = 1U; + + pdev->ep_out[0].maxpacket = USB_MAX_EP0_SIZE; + + /* Open EP0 IN */ + (void)USBD_LL_OpenEP(pdev, 0x80U, USBD_EP_TYPE_CTRL, USB_MAX_EP0_SIZE); + pdev->ep_in[0x80U & 0xFU].is_used = 1U; + + pdev->ep_in[0].maxpacket = USB_MAX_EP0_SIZE; + + return ret; +} + +/** + * @brief USBD_LL_SetSpeed + * Handle Reset event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_SetSpeed(USBD_HandleTypeDef *pdev, + USBD_SpeedTypeDef speed) +{ + pdev->dev_speed = speed; + + return USBD_OK; +} + +/** + * @brief USBD_LL_Suspend + * Handle Suspend event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_Suspend(USBD_HandleTypeDef *pdev) +{ + if (pdev->dev_state != USBD_STATE_SUSPENDED) + { + pdev->dev_old_state = pdev->dev_state; + } + + pdev->dev_state = USBD_STATE_SUSPENDED; + + return USBD_OK; +} + +/** + * @brief USBD_LL_Resume + * Handle Resume event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_Resume(USBD_HandleTypeDef *pdev) +{ + if (pdev->dev_state == USBD_STATE_SUSPENDED) + { + pdev->dev_state = pdev->dev_old_state; + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_SOF + * Handle SOF event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_SOF(USBD_HandleTypeDef *pdev) +{ + /* The SOF event can be distributed for all classes that support it */ + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + if (pdev->pClass[i]->SOF != NULL) + { + pdev->classId = i; + (void)pdev->pClass[i]->SOF(pdev); + } + } + } + } +#else + if (pdev->pClass[0] != NULL) + { + if (pdev->pClass[0]->SOF != NULL) + { + (void)pdev->pClass[0]->SOF(pdev); + } + } +#endif /* USE_USBD_COMPOSITE */ + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_IsoINIncomplete + * Handle iso in incomplete event + * @param pdev: device instance + * @param epnum: Endpoint number + * @retval status + */ +USBD_StatusTypeDef USBD_LL_IsoINIncomplete(USBD_HandleTypeDef *pdev, + uint8_t epnum) +{ + if (pdev->pClass[pdev->classId] == NULL) + { + return USBD_FAIL; + } + + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[pdev->classId]->IsoINIncomplete != NULL) + { + (void)pdev->pClass[pdev->classId]->IsoINIncomplete(pdev, epnum); + } + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_IsoOUTIncomplete + * Handle iso out incomplete event + * @param pdev: device instance + * @param epnum: Endpoint number + * @retval status + */ +USBD_StatusTypeDef USBD_LL_IsoOUTIncomplete(USBD_HandleTypeDef *pdev, + uint8_t epnum) +{ + if (pdev->pClass[pdev->classId] == NULL) + { + return USBD_FAIL; + } + + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + if (pdev->pClass[pdev->classId]->IsoOUTIncomplete != NULL) + { + (void)pdev->pClass[pdev->classId]->IsoOUTIncomplete(pdev, epnum); + } + } + + return USBD_OK; +} + +/** + * @brief USBD_LL_DevConnected + * Handle device connection event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_DevConnected(USBD_HandleTypeDef *pdev) +{ + /* Prevent unused argument compilation warning */ + UNUSED(pdev); + + return USBD_OK; +} + +/** + * @brief USBD_LL_DevDisconnected + * Handle device disconnection event + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_LL_DevDisconnected(USBD_HandleTypeDef *pdev) +{ + USBD_StatusTypeDef ret = USBD_OK; + + /* Free Class Resources */ + pdev->dev_state = USBD_STATE_DEFAULT; + +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + if (pdev->pClass[i] != NULL) + { + pdev->classId = i; + /* Clear configuration and De-initialize the Class process*/ + if (pdev->pClass[i]->DeInit(pdev, (uint8_t)pdev->dev_config) != 0U) + { + ret = USBD_FAIL; + } + } + } + } +#else + if (pdev->pClass[0] != NULL) + { + if (pdev->pClass[0]->DeInit(pdev, (uint8_t)pdev->dev_config) != 0U) + { + ret = USBD_FAIL; + } + } +#endif /* USE_USBD_COMPOSITE */ + + return ret; +} + +/** + * @brief USBD_CoreFindIF + * return the class index relative to the selected interface + * @param pdev: device instance + * @param index : selected interface number + * @retval index of the class using the selected interface number. OxFF if no class found. + */ +uint8_t USBD_CoreFindIF(USBD_HandleTypeDef *pdev, uint8_t index) +{ +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + /* Parse all interfaces listed in the current class */ + for (uint32_t j = 0U; j < pdev->tclasslist[i].NumIf; j++) + { + /* Check if requested Interface matches the current class interface */ + if (pdev->tclasslist[i].Ifs[j] == index) + { + if (pdev->pClass[i]->Setup != NULL) + { + return (uint8_t)i; + } + } + } + } + } + + return 0xFFU; +#else + UNUSED(pdev); + UNUSED(index); + + return 0x00U; +#endif /* USE_USBD_COMPOSITE */ +} + +/** + * @brief USBD_CoreFindEP + * return the class index relative to the selected endpoint + * @param pdev: device instance + * @param index : selected endpoint number + * @retval index of the class using the selected endpoint number. 0xFF if no class found. + */ +uint8_t USBD_CoreFindEP(USBD_HandleTypeDef *pdev, uint8_t index) +{ +#ifdef USE_USBD_COMPOSITE + /* Parse the table of classes in use */ + for (uint32_t i = 0U; i < USBD_MAX_SUPPORTED_CLASS; i++) + { + /* Check if current class is in use */ + if ((pdev->tclasslist[i].Active) == 1U) + { + /* Parse all endpoints listed in the current class */ + for (uint32_t j = 0U; j < pdev->tclasslist[i].NumEps; j++) + { + /* Check if requested endpoint matches the current class endpoint */ + if (pdev->tclasslist[i].Eps[j].add == index) + { + if (pdev->pClass[i]->Setup != NULL) + { + return (uint8_t)i; + } + } + } + } + } + + return 0xFFU; +#else + UNUSED(pdev); + UNUSED(index); + + return 0x00U; +#endif /* USE_USBD_COMPOSITE */ +} + +#ifdef USE_USBD_COMPOSITE +/** + * @brief USBD_CoreGetEPAdd + * Get the endpoint address relative to a selected class + * @param pdev: device instance + * @param ep_dir: USBD_EP_IN or USBD_EP_OUT + * @param ep_type: USBD_EP_TYPE_CTRL, USBD_EP_TYPE_ISOC, USBD_EP_TYPE_BULK or USBD_EP_TYPE_INTR + * @param ClassId: The Class ID + * @retval Address of the selected endpoint or 0xFFU if no endpoint found. + */ +uint8_t USBD_CoreGetEPAdd(USBD_HandleTypeDef *pdev, uint8_t ep_dir, uint8_t ep_type, uint8_t ClassId) +{ + uint8_t idx; + + /* Find the EP address in the selected class table */ + for (idx = 0; idx < pdev->tclasslist[ClassId].NumEps; idx++) + { + if (((pdev->tclasslist[ClassId].Eps[idx].add & USBD_EP_IN) == ep_dir) && \ + (pdev->tclasslist[ClassId].Eps[idx].type == ep_type) && \ + (pdev->tclasslist[ClassId].Eps[idx].is_used != 0U)) + { + return (pdev->tclasslist[ClassId].Eps[idx].add); + } + } + + /* If reaching this point, then no endpoint was found */ + return 0xFFU; +} +#endif /* USE_USBD_COMPOSITE */ + +/** + * @brief USBD_GetEpDesc + * This function return the Endpoint descriptor + * @param pdev: device instance + * @param pConfDesc: pointer to Bos descriptor + * @param EpAddr: endpoint address + * @retval pointer to video endpoint descriptor + */ +void *USBD_GetEpDesc(uint8_t *pConfDesc, uint8_t EpAddr) +{ + USBD_DescHeaderTypeDef *pdesc = (USBD_DescHeaderTypeDef *)(void *)pConfDesc; + USBD_ConfigDescTypeDef *desc = (USBD_ConfigDescTypeDef *)(void *)pConfDesc; + USBD_EpDescTypeDef *pEpDesc = NULL; + uint16_t ptr; + + if (desc->wTotalLength > desc->bLength) + { + ptr = desc->bLength; + + while (ptr < desc->wTotalLength) + { + pdesc = USBD_GetNextDesc((uint8_t *)pdesc, &ptr); + + if (pdesc->bDescriptorType == USB_DESC_TYPE_ENDPOINT) + { + pEpDesc = (USBD_EpDescTypeDef *)(void *)pdesc; + + if (pEpDesc->bEndpointAddress == EpAddr) + { + break; + } + else + { + pEpDesc = NULL; + } + } + } + } + + return (void *)pEpDesc; +} + +/** + * @brief USBD_GetNextDesc + * This function return the next descriptor header + * @param buf: Buffer where the descriptor is available + * @param ptr: data pointer inside the descriptor + * @retval next header + */ +USBD_DescHeaderTypeDef *USBD_GetNextDesc(uint8_t *pbuf, uint16_t *ptr) +{ + USBD_DescHeaderTypeDef *pnext = (USBD_DescHeaderTypeDef *)(void *)pbuf; + + *ptr += pnext->bLength; + pnext = (USBD_DescHeaderTypeDef *)(void *)(pbuf + pnext->bLength); + + return (pnext); +} + +/** + * @} + */ + + +/** + * @} + */ + + +/** + * @} + */ + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c new file mode 100755 index 0000000..814b810 --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ctlreq.c @@ -0,0 +1,1058 @@ +/** + ****************************************************************************** + * @file usbd_req.c + * @author MCD Application Team + * @brief This file provides the standard USB requests following chapter 9. + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_ctlreq.h" +#include "usbd_ioreq.h" + +#ifdef USE_USBD_COMPOSITE +#include "usbd_composite_builder.h" +#endif /* USE_USBD_COMPOSITE */ + +/** @addtogroup STM32_USBD_STATE_DEVICE_LIBRARY + * @{ + */ + + +/** @defgroup USBD_REQ + * @brief USB standard requests module + * @{ + */ + +/** @defgroup USBD_REQ_Private_TypesDefinitions + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Defines + * @{ + */ +#ifndef USBD_MAX_STR_DESC_SIZ +#define USBD_MAX_STR_DESC_SIZ 64U +#endif /* USBD_MAX_STR_DESC_SIZ */ +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Macros + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Variables + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_FunctionPrototypes + * @{ + */ +static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static void USBD_SetAddress(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static USBD_StatusTypeDef USBD_SetConfig(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static void USBD_GetConfig(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static void USBD_GetStatus(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static void USBD_SetFeature(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static void USBD_ClrFeature(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req); +static uint8_t USBD_GetLen(uint8_t *buf); + +/** + * @} + */ + + +/** @defgroup USBD_REQ_Private_Functions + * @{ + */ + + +/** + * @brief USBD_StdDevReq + * Handle standard usb device requests + * @param pdev: device instance + * @param req: usb request + * @retval status + */ +USBD_StatusTypeDef USBD_StdDevReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + USBD_StatusTypeDef ret = USBD_OK; + + switch (req->bmRequest & USB_REQ_TYPE_MASK) + { + case USB_REQ_TYPE_CLASS: + case USB_REQ_TYPE_VENDOR: + ret = (USBD_StatusTypeDef)pdev->pClass[pdev->classId]->Setup(pdev, req); + break; + + case USB_REQ_TYPE_STANDARD: + switch (req->bRequest) + { + case USB_REQ_GET_DESCRIPTOR: + USBD_GetDescriptor(pdev, req); + break; + + case USB_REQ_SET_ADDRESS: + USBD_SetAddress(pdev, req); + break; + + case USB_REQ_SET_CONFIGURATION: + ret = USBD_SetConfig(pdev, req); + break; + + case USB_REQ_GET_CONFIGURATION: + USBD_GetConfig(pdev, req); + break; + + case USB_REQ_GET_STATUS: + USBD_GetStatus(pdev, req); + break; + + case USB_REQ_SET_FEATURE: + USBD_SetFeature(pdev, req); + break; + + case USB_REQ_CLEAR_FEATURE: + USBD_ClrFeature(pdev, req); + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + + return ret; +} + +/** + * @brief USBD_StdItfReq + * Handle standard usb interface requests + * @param pdev: device instance + * @param req: usb request + * @retval status + */ +USBD_StatusTypeDef USBD_StdItfReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + USBD_StatusTypeDef ret = USBD_OK; + uint8_t idx; + + switch (req->bmRequest & USB_REQ_TYPE_MASK) + { + case USB_REQ_TYPE_CLASS: + case USB_REQ_TYPE_VENDOR: + case USB_REQ_TYPE_STANDARD: + switch (pdev->dev_state) + { + case USBD_STATE_DEFAULT: + case USBD_STATE_ADDRESSED: + case USBD_STATE_CONFIGURED: + + if (LOBYTE(req->wIndex) <= USBD_MAX_NUM_INTERFACES) + { + /* Get the class index relative to this interface */ + idx = USBD_CoreFindIF(pdev, LOBYTE(req->wIndex)); + if (((uint8_t)idx != 0xFFU) && (idx < USBD_MAX_SUPPORTED_CLASS)) + { + /* Call the class data out function to manage the request */ + if (pdev->pClass[idx]->Setup != NULL) + { + pdev->classId = idx; + ret = (USBD_StatusTypeDef)(pdev->pClass[idx]->Setup(pdev, req)); + } + else + { + /* should never reach this condition */ + ret = USBD_FAIL; + } + } + else + { + /* No relative interface found */ + ret = USBD_FAIL; + } + + if ((req->wLength == 0U) && (ret == USBD_OK)) + { + (void)USBD_CtlSendStatus(pdev); + } + } + else + { + USBD_CtlError(pdev, req); + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + + return ret; +} + +/** + * @brief USBD_StdEPReq + * Handle standard usb endpoint requests + * @param pdev: device instance + * @param req: usb request + * @retval status + */ +USBD_StatusTypeDef USBD_StdEPReq(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + USBD_EndpointTypeDef *pep; + uint8_t ep_addr; + uint8_t idx; + USBD_StatusTypeDef ret = USBD_OK; + + ep_addr = LOBYTE(req->wIndex); + + switch (req->bmRequest & USB_REQ_TYPE_MASK) + { + case USB_REQ_TYPE_CLASS: + case USB_REQ_TYPE_VENDOR: + /* Get the class index relative to this endpoint */ + idx = USBD_CoreFindEP(pdev, ep_addr); + if (((uint8_t)idx != 0xFFU) && (idx < USBD_MAX_SUPPORTED_CLASS)) + { + pdev->classId = idx; + /* Call the class data out function to manage the request */ + if (pdev->pClass[idx]->Setup != NULL) + { + ret = (USBD_StatusTypeDef)pdev->pClass[idx]->Setup(pdev, req); + } + } + break; + + case USB_REQ_TYPE_STANDARD: + switch (req->bRequest) + { + case USB_REQ_SET_FEATURE: + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr != 0x00U) && (ep_addr != 0x80U)) + { + (void)USBD_LL_StallEP(pdev, ep_addr); + (void)USBD_LL_StallEP(pdev, 0x80U); + } + else + { + USBD_CtlError(pdev, req); + } + break; + + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_EP_HALT) + { + if ((ep_addr != 0x00U) && (ep_addr != 0x80U) && (req->wLength == 0x00U)) + { + (void)USBD_LL_StallEP(pdev, ep_addr); + } + } + (void)USBD_CtlSendStatus(pdev); + + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + case USB_REQ_CLEAR_FEATURE: + + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr != 0x00U) && (ep_addr != 0x80U)) + { + (void)USBD_LL_StallEP(pdev, ep_addr); + (void)USBD_LL_StallEP(pdev, 0x80U); + } + else + { + USBD_CtlError(pdev, req); + } + break; + + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_EP_HALT) + { + if ((ep_addr & 0x7FU) != 0x00U) + { + (void)USBD_LL_ClearStallEP(pdev, ep_addr); + } + (void)USBD_CtlSendStatus(pdev); + + /* Get the class index relative to this interface */ + idx = USBD_CoreFindEP(pdev, ep_addr); + if (((uint8_t)idx != 0xFFU) && (idx < USBD_MAX_SUPPORTED_CLASS)) + { + pdev->classId = idx; + /* Call the class data out function to manage the request */ + if (pdev->pClass[idx]->Setup != NULL) + { + ret = (USBD_StatusTypeDef)(pdev->pClass[idx]->Setup(pdev, req)); + } + } + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + case USB_REQ_GET_STATUS: + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if ((ep_addr != 0x00U) && (ep_addr != 0x80U)) + { + USBD_CtlError(pdev, req); + break; + } + pep = ((ep_addr & 0x80U) == 0x80U) ? &pdev->ep_in[ep_addr & 0x7FU] : \ + &pdev->ep_out[ep_addr & 0x7FU]; + + pep->status = 0x0000U; + + (void)USBD_CtlSendData(pdev, (uint8_t *)&pep->status, 2U); + break; + + case USBD_STATE_CONFIGURED: + if ((ep_addr & 0x80U) == 0x80U) + { + if (pdev->ep_in[ep_addr & 0xFU].is_used == 0U) + { + USBD_CtlError(pdev, req); + break; + } + } + else + { + if (pdev->ep_out[ep_addr & 0xFU].is_used == 0U) + { + USBD_CtlError(pdev, req); + break; + } + } + + pep = ((ep_addr & 0x80U) == 0x80U) ? &pdev->ep_in[ep_addr & 0x7FU] : \ + &pdev->ep_out[ep_addr & 0x7FU]; + + if ((ep_addr == 0x00U) || (ep_addr == 0x80U)) + { + pep->status = 0x0000U; + } + else if (USBD_LL_IsStallEP(pdev, ep_addr) != 0U) + { + pep->status = 0x0001U; + } + else + { + pep->status = 0x0000U; + } + + (void)USBD_CtlSendData(pdev, (uint8_t *)&pep->status, 2U); + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } + + return ret; +} + + +/** + * @brief USBD_GetDescriptor + * Handle Get Descriptor requests + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + uint16_t len = 0U; + uint8_t *pbuf = NULL; + uint8_t err = 0U; + + switch (req->wValue >> 8) + { +#if ((USBD_LPM_ENABLED == 1U) || (USBD_CLASS_BOS_ENABLED == 1U)) + case USB_DESC_TYPE_BOS: + if (pdev->pDesc->GetBOSDescriptor != NULL) + { + pbuf = pdev->pDesc->GetBOSDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; +#endif /* (USBD_LPM_ENABLED == 1U) || (USBD_CLASS_BOS_ENABLED == 1U) */ + case USB_DESC_TYPE_DEVICE: + pbuf = pdev->pDesc->GetDeviceDescriptor(pdev->dev_speed, &len); + break; + + case USB_DESC_TYPE_CONFIGURATION: + if (pdev->dev_speed == USBD_SPEED_HIGH) + { +#ifdef USE_USBD_COMPOSITE + if ((uint8_t)(pdev->NumClasses) > 0U) + { + pbuf = (uint8_t *)USBD_CMPSIT.GetHSConfigDescriptor(&len); + } + else +#endif /* USE_USBD_COMPOSITE */ + { + pbuf = (uint8_t *)pdev->pClass[0]->GetHSConfigDescriptor(&len); + } + pbuf[1] = USB_DESC_TYPE_CONFIGURATION; + } + else + { +#ifdef USE_USBD_COMPOSITE + if ((uint8_t)(pdev->NumClasses) > 0U) + { + pbuf = (uint8_t *)USBD_CMPSIT.GetFSConfigDescriptor(&len); + } + else +#endif /* USE_USBD_COMPOSITE */ + { + pbuf = (uint8_t *)pdev->pClass[0]->GetFSConfigDescriptor(&len); + } + pbuf[1] = USB_DESC_TYPE_CONFIGURATION; + } + break; + + case USB_DESC_TYPE_STRING: + switch ((uint8_t)(req->wValue)) + { + case USBD_IDX_LANGID_STR: + if (pdev->pDesc->GetLangIDStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetLangIDStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USBD_IDX_MFC_STR: + if (pdev->pDesc->GetManufacturerStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetManufacturerStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USBD_IDX_PRODUCT_STR: + if (pdev->pDesc->GetProductStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetProductStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USBD_IDX_SERIAL_STR: + if (pdev->pDesc->GetSerialStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetSerialStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USBD_IDX_CONFIG_STR: + if (pdev->pDesc->GetConfigurationStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetConfigurationStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USBD_IDX_INTERFACE_STR: + if (pdev->pDesc->GetInterfaceStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetInterfaceStrDescriptor(pdev->dev_speed, &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + default: +#if (USBD_SUPPORT_USER_STRING_DESC == 1U) + pbuf = NULL; + + for (uint32_t idx = 0U; (idx < pdev->NumClasses); idx++) + { + if (pdev->pClass[idx]->GetUsrStrDescriptor != NULL) + { + pdev->classId = idx; + pbuf = pdev->pClass[idx]->GetUsrStrDescriptor(pdev, LOBYTE(req->wValue), &len); + + if (pbuf == NULL) /* This means that no class recognized the string index */ + { + continue; + } + else + { + break; + } + } + } +#endif /* USBD_SUPPORT_USER_STRING_DESC */ + +#if (USBD_CLASS_USER_STRING_DESC == 1U) + if (pdev->pDesc->GetUserStrDescriptor != NULL) + { + pbuf = pdev->pDesc->GetUserStrDescriptor(pdev->dev_speed, LOBYTE(req->wValue), &len); + } + else + { + USBD_CtlError(pdev, req); + err++; + } +#endif /* USBD_SUPPORT_USER_STRING_DESC */ + +#if ((USBD_CLASS_USER_STRING_DESC == 0U) && (USBD_SUPPORT_USER_STRING_DESC == 0U)) + USBD_CtlError(pdev, req); + err++; +#endif /* (USBD_CLASS_USER_STRING_DESC == 0U) && (USBD_SUPPORT_USER_STRING_DESC == 0U) */ + break; + } + break; + + case USB_DESC_TYPE_DEVICE_QUALIFIER: + if (pdev->dev_speed == USBD_SPEED_HIGH) + { +#ifdef USE_USBD_COMPOSITE + if ((uint8_t)(pdev->NumClasses) > 0U) + { + pbuf = (uint8_t *)USBD_CMPSIT.GetDeviceQualifierDescriptor(&len); + } + else +#endif /* USE_USBD_COMPOSITE */ + { + pbuf = (uint8_t *)pdev->pClass[0]->GetDeviceQualifierDescriptor(&len); + } + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + case USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION: + if (pdev->dev_speed == USBD_SPEED_HIGH) + { +#ifdef USE_USBD_COMPOSITE + if ((uint8_t)(pdev->NumClasses) > 0U) + { + pbuf = (uint8_t *)USBD_CMPSIT.GetOtherSpeedConfigDescriptor(&len); + } + else +#endif /* USE_USBD_COMPOSITE */ + { + pbuf = (uint8_t *)pdev->pClass[0]->GetOtherSpeedConfigDescriptor(&len); + } + pbuf[1] = USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION; + } + else + { + USBD_CtlError(pdev, req); + err++; + } + break; + + default: + USBD_CtlError(pdev, req); + err++; + break; + } + + if (err != 0U) + { + return; + } + + if (req->wLength != 0U) + { + if (len != 0U) + { + len = MIN(len, req->wLength); + (void)USBD_CtlSendData(pdev, pbuf, len); + } + else + { + USBD_CtlError(pdev, req); + } + } + else + { + (void)USBD_CtlSendStatus(pdev); + } +} + + +/** + * @brief USBD_SetAddress + * Set device address + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_SetAddress(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + uint8_t dev_addr; + + if ((req->wIndex == 0U) && (req->wLength == 0U) && (req->wValue < 128U)) + { + dev_addr = (uint8_t)(req->wValue) & 0x7FU; + + if (pdev->dev_state == USBD_STATE_CONFIGURED) + { + USBD_CtlError(pdev, req); + } + else + { + pdev->dev_address = dev_addr; + (void)USBD_LL_SetUSBAddress(pdev, dev_addr); + (void)USBD_CtlSendStatus(pdev); + + if (dev_addr != 0U) + { + pdev->dev_state = USBD_STATE_ADDRESSED; + } + else + { + pdev->dev_state = USBD_STATE_DEFAULT; + } + } + } + else + { + USBD_CtlError(pdev, req); + } +} + +/** + * @brief USBD_SetConfig + * Handle Set device configuration request + * @param pdev: device instance + * @param req: usb request + * @retval status + */ +static USBD_StatusTypeDef USBD_SetConfig(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + USBD_StatusTypeDef ret = USBD_OK; + static uint8_t cfgidx; + + cfgidx = (uint8_t)(req->wValue); + + if (cfgidx > USBD_MAX_NUM_CONFIGURATION) + { + USBD_CtlError(pdev, req); + return USBD_FAIL; + } + + switch (pdev->dev_state) + { + case USBD_STATE_ADDRESSED: + if (cfgidx != 0U) + { + pdev->dev_config = cfgidx; + + ret = USBD_SetClassConfig(pdev, cfgidx); + + if (ret != USBD_OK) + { + USBD_CtlError(pdev, req); + pdev->dev_state = USBD_STATE_ADDRESSED; + } + else + { + (void)USBD_CtlSendStatus(pdev); + pdev->dev_state = USBD_STATE_CONFIGURED; + +#if (USBD_USER_REGISTER_CALLBACK == 1U) + if (pdev->DevStateCallback != NULL) + { + pdev->DevStateCallback(USBD_STATE_CONFIGURED, cfgidx); + } +#endif /* USBD_USER_REGISTER_CALLBACK */ + } + } + else + { + (void)USBD_CtlSendStatus(pdev); + } + break; + + case USBD_STATE_CONFIGURED: + if (cfgidx == 0U) + { + pdev->dev_state = USBD_STATE_ADDRESSED; + pdev->dev_config = cfgidx; + (void)USBD_ClrClassConfig(pdev, cfgidx); + (void)USBD_CtlSendStatus(pdev); + } + else if (cfgidx != pdev->dev_config) + { + /* Clear old configuration */ + (void)USBD_ClrClassConfig(pdev, (uint8_t)pdev->dev_config); + + /* set new configuration */ + pdev->dev_config = cfgidx; + + ret = USBD_SetClassConfig(pdev, cfgidx); + + if (ret != USBD_OK) + { + USBD_CtlError(pdev, req); + (void)USBD_ClrClassConfig(pdev, (uint8_t)pdev->dev_config); + pdev->dev_state = USBD_STATE_ADDRESSED; + } + else + { + (void)USBD_CtlSendStatus(pdev); + } + } + else + { + (void)USBD_CtlSendStatus(pdev); + } + break; + + default: + USBD_CtlError(pdev, req); + (void)USBD_ClrClassConfig(pdev, cfgidx); + ret = USBD_FAIL; + break; + } + + return ret; +} + +/** + * @brief USBD_GetConfig + * Handle Get device configuration request + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_GetConfig(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + if (req->wLength != 1U) + { + USBD_CtlError(pdev, req); + } + else + { + switch (pdev->dev_state) + { + case USBD_STATE_DEFAULT: + case USBD_STATE_ADDRESSED: + pdev->dev_default_config = 0U; + (void)USBD_CtlSendData(pdev, (uint8_t *)&pdev->dev_default_config, 1U); + break; + + case USBD_STATE_CONFIGURED: + (void)USBD_CtlSendData(pdev, (uint8_t *)&pdev->dev_config, 1U); + break; + + default: + USBD_CtlError(pdev, req); + break; + } + } +} + +/** + * @brief USBD_GetStatus + * Handle Get Status request + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_GetStatus(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + switch (pdev->dev_state) + { + case USBD_STATE_DEFAULT: + case USBD_STATE_ADDRESSED: + case USBD_STATE_CONFIGURED: + if (req->wLength != 0x2U) + { + USBD_CtlError(pdev, req); + break; + } + +#if (USBD_SELF_POWERED == 1U) + pdev->dev_config_status = USB_CONFIG_SELF_POWERED; +#else + pdev->dev_config_status = 0U; +#endif /* USBD_SELF_POWERED */ + + if (pdev->dev_remote_wakeup != 0U) + { + pdev->dev_config_status |= USB_CONFIG_REMOTE_WAKEUP; + } + + (void)USBD_CtlSendData(pdev, (uint8_t *)&pdev->dev_config_status, 2U); + break; + + default: + USBD_CtlError(pdev, req); + break; + } +} + + +/** + * @brief USBD_SetFeature + * Handle Set device feature request + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_SetFeature(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + if (req->wValue == USB_FEATURE_REMOTE_WAKEUP) + { + pdev->dev_remote_wakeup = 1U; + (void)USBD_CtlSendStatus(pdev); + } + else if (req->wValue == USB_FEATURE_TEST_MODE) + { + pdev->dev_test_mode = (uint8_t)(req->wIndex >> 8); + (void)USBD_CtlSendStatus(pdev); + } + else + { + USBD_CtlError(pdev, req); + } +} + + +/** + * @brief USBD_ClrFeature + * Handle clear device feature request + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +static void USBD_ClrFeature(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + switch (pdev->dev_state) + { + case USBD_STATE_DEFAULT: + case USBD_STATE_ADDRESSED: + case USBD_STATE_CONFIGURED: + if (req->wValue == USB_FEATURE_REMOTE_WAKEUP) + { + pdev->dev_remote_wakeup = 0U; + (void)USBD_CtlSendStatus(pdev); + } + break; + + default: + USBD_CtlError(pdev, req); + break; + } +} + + +/** + * @brief USBD_ParseSetupRequest + * Copy buffer into setup structure + * @param req: usb request + * @param pdata: setup data pointer + * @retval None + */ +void USBD_ParseSetupRequest(USBD_SetupReqTypedef *req, uint8_t *pdata) +{ + uint8_t *pbuff = pdata; + + req->bmRequest = *(uint8_t *)(pbuff); + + pbuff++; + req->bRequest = *(uint8_t *)(pbuff); + + pbuff++; + req->wValue = SWAPBYTE(pbuff); + + pbuff++; + pbuff++; + req->wIndex = SWAPBYTE(pbuff); + + pbuff++; + pbuff++; + req->wLength = SWAPBYTE(pbuff); +} + + +/** + * @brief USBD_CtlError + * Handle USB low level Error + * @param pdev: device instance + * @param req: usb request + * @retval None + */ +void USBD_CtlError(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) +{ + UNUSED(req); + + (void)USBD_LL_StallEP(pdev, 0x80U); + (void)USBD_LL_StallEP(pdev, 0U); +} + + +/** + * @brief USBD_GetString + * Convert Ascii string into unicode one + * @param desc : descriptor buffer + * @param unicode : Formatted string buffer (unicode) + * @param len : descriptor length + * @retval None + */ +void USBD_GetString(uint8_t *desc, uint8_t *unicode, uint16_t *len) +{ + uint8_t idx = 0U; + uint8_t *pdesc; + + if (desc == NULL) + { + return; + } + + pdesc = desc; + *len = MIN(USBD_MAX_STR_DESC_SIZ, ((uint16_t)USBD_GetLen(pdesc) * 2U) + 2U); + + unicode[idx] = *(uint8_t *)len; + idx++; + unicode[idx] = USB_DESC_TYPE_STRING; + idx++; + + while (*pdesc != (uint8_t)'\0') + { + unicode[idx] = *pdesc; + pdesc++; + idx++; + + unicode[idx] = 0U; + idx++; + } +} + + +/** + * @brief USBD_GetLen + * return the string length + * @param buf : pointer to the ascii string buffer + * @retval string length + */ +static uint8_t USBD_GetLen(uint8_t *buf) +{ + uint8_t len = 0U; + uint8_t *pbuff = buf; + + while (*pbuff != (uint8_t)'\0') + { + len++; + pbuff++; + } + + return len; +} +/** + * @} + */ + + +/** + * @} + */ + + +/** + * @} + */ + diff --git a/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ioreq.c b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ioreq.c new file mode 100755 index 0000000..2171398 --- /dev/null +++ b/Middlewares/ST/STM32_USB_Device_Library/Core/Src/usbd_ioreq.c @@ -0,0 +1,226 @@ +/** + ****************************************************************************** + * @file usbd_ioreq.c + * @author MCD Application Team + * @brief This file provides the IO requests APIs for control endpoints. + ****************************************************************************** + * @attention + * + * Copyright (c) 2015 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "usbd_ioreq.h" + +/** @addtogroup STM32_USB_DEVICE_LIBRARY + * @{ + */ + + +/** @defgroup USBD_IOREQ + * @brief control I/O requests module + * @{ + */ + +/** @defgroup USBD_IOREQ_Private_TypesDefinitions + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Private_Defines + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Private_Macros + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Private_Variables + * @{ + */ + +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Private_FunctionPrototypes + * @{ + */ +/** + * @} + */ + + +/** @defgroup USBD_IOREQ_Private_Functions + * @{ + */ + +/** + * @brief USBD_CtlSendData + * send data on the ctl pipe + * @param pdev: device instance + * @param buff: pointer to data buffer + * @param len: length of data to be sent + * @retval status + */ +USBD_StatusTypeDef USBD_CtlSendData(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len) +{ + /* Set EP0 State */ + pdev->ep0_state = USBD_EP0_DATA_IN; + pdev->ep_in[0].total_length = len; + pdev->ep_in[0].pbuffer = pbuf; + +#ifdef USBD_AVOID_PACKET_SPLIT_MPS + pdev->ep_in[0].rem_length = 0U; +#else + pdev->ep_in[0].rem_length = len; +#endif /* USBD_AVOID_PACKET_SPLIT_MPS */ + + /* Start the transfer */ + (void)USBD_LL_Transmit(pdev, 0x00U, pbuf, len); + + return USBD_OK; +} + +/** + * @brief USBD_CtlContinueSendData + * continue sending data on the ctl pipe + * @param pdev: device instance + * @param buff: pointer to data buffer + * @param len: length of data to be sent + * @retval status + */ +USBD_StatusTypeDef USBD_CtlContinueSendData(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len) +{ + /* Start the next transfer */ + (void)USBD_LL_Transmit(pdev, 0x00U, pbuf, len); + + return USBD_OK; +} + +/** + * @brief USBD_CtlPrepareRx + * receive data on the ctl pipe + * @param pdev: device instance + * @param buff: pointer to data buffer + * @param len: length of data to be received + * @retval status + */ +USBD_StatusTypeDef USBD_CtlPrepareRx(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len) +{ + /* Set EP0 State */ + pdev->ep0_state = USBD_EP0_DATA_OUT; + pdev->ep_out[0].total_length = len; + pdev->ep_out[0].pbuffer = pbuf; + +#ifdef USBD_AVOID_PACKET_SPLIT_MPS + pdev->ep_out[0].rem_length = 0U; +#else + pdev->ep_out[0].rem_length = len; +#endif /* USBD_AVOID_PACKET_SPLIT_MPS */ + + /* Start the transfer */ + (void)USBD_LL_PrepareReceive(pdev, 0U, pbuf, len); + + return USBD_OK; +} + +/** + * @brief USBD_CtlContinueRx + * continue receive data on the ctl pipe + * @param pdev: device instance + * @param buff: pointer to data buffer + * @param len: length of data to be received + * @retval status + */ +USBD_StatusTypeDef USBD_CtlContinueRx(USBD_HandleTypeDef *pdev, + uint8_t *pbuf, uint32_t len) +{ + (void)USBD_LL_PrepareReceive(pdev, 0U, pbuf, len); + + return USBD_OK; +} + +/** + * @brief USBD_CtlSendStatus + * send zero lzngth packet on the ctl pipe + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_CtlSendStatus(USBD_HandleTypeDef *pdev) +{ + /* Set EP0 State */ + pdev->ep0_state = USBD_EP0_STATUS_IN; + + /* Start the transfer */ + (void)USBD_LL_Transmit(pdev, 0x00U, NULL, 0U); + + return USBD_OK; +} + +/** + * @brief USBD_CtlReceiveStatus + * receive zero lzngth packet on the ctl pipe + * @param pdev: device instance + * @retval status + */ +USBD_StatusTypeDef USBD_CtlReceiveStatus(USBD_HandleTypeDef *pdev) +{ + /* Set EP0 State */ + pdev->ep0_state = USBD_EP0_STATUS_OUT; + + /* Start the transfer */ + (void)USBD_LL_PrepareReceive(pdev, 0U, NULL, 0U); + + return USBD_OK; +} + +/** + * @brief USBD_GetRxCount + * returns the received data length + * @param pdev: device instance + * @param ep_addr: endpoint address + * @retval Rx Data blength + */ +uint32_t USBD_GetRxCount(USBD_HandleTypeDef *pdev, uint8_t ep_addr) +{ + return USBD_LL_GetRxDataSize(pdev, ep_addr); +} + +/** + * @} + */ + + +/** + * @} + */ + + +/** + * @} + */ + |