[1] | 1 | /* USER CODE BEGIN Header */
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| 2 | /**
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| 3 | ******************************************************************************
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| 4 | * @file : App/usbd_desc.c
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| 5 | * @version : v1.0_Cube
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| 6 | * @brief : This file implements the USB device descriptors.
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| 7 | ******************************************************************************
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| 8 | * @attention
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| 9 | *
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| 10 | * <h2><center>© Copyright (c) 2021 STMicroelectronics.
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| 11 | * All rights reserved.</center></h2>
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| 12 | *
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| 13 | * This software component is licensed by ST under Ultimate Liberty license
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| 14 | * SLA0044, the "License"; You may not use this file except in compliance with
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| 15 | * the License. You may obtain a copy of the License at:
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| 16 | * www.st.com/SLA0044
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| 17 | *
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| 18 | ******************************************************************************
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| 19 | */
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| 20 | /* USER CODE END Header */
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| 21 |
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| 22 | /* Includes ------------------------------------------------------------------*/
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| 23 | #include "usbd_core.h"
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| 24 | #include "usbd_desc.h"
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| 25 | #include "usbd_conf.h"
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| 26 |
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| 27 | /* USER CODE BEGIN INCLUDE */
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| 28 |
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| 29 | /* USER CODE END INCLUDE */
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| 30 |
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| 31 | /* Private typedef -----------------------------------------------------------*/
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| 32 | /* Private define ------------------------------------------------------------*/
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| 33 | /* Private macro -------------------------------------------------------------*/
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| 34 |
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| 35 | /* USER CODE BEGIN PV */
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| 36 | /* Private variables ---------------------------------------------------------*/
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| 37 |
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| 38 | /* USER CODE END PV */
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| 39 |
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| 40 | /** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
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| 41 | * @{
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| 42 | */
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| 43 |
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| 44 | /** @addtogroup USBD_DESC
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| 45 | * @{
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| 46 | */
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| 47 |
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| 48 | /** @defgroup USBD_DESC_Private_TypesDefinitions USBD_DESC_Private_TypesDefinitions
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| 49 | * @brief Private types.
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| 50 | * @{
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| 51 | */
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| 52 |
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| 53 | /* USER CODE BEGIN PRIVATE_TYPES */
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| 54 |
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| 55 | /* USER CODE END PRIVATE_TYPES */
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| 56 |
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| 57 | /**
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| 58 | * @}
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| 59 | */
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| 60 |
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| 61 | /** @defgroup USBD_DESC_Private_Defines USBD_DESC_Private_Defines
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| 62 | * @brief Private defines.
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| 63 | * @{
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| 64 | */
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| 65 |
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| 66 | #define USBD_VID 1155
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| 67 | #define USBD_LANGID_STRING 1033
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| 68 | #define USBD_MANUFACTURER_STRING "STMicroelectronics"
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| 69 | #define USBD_PID_FS 22336
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| 70 | #define USBD_PRODUCT_STRING_FS "STM32 Virtual ComPort"
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| 71 | #define USBD_CONFIGURATION_STRING_FS "CDC Config"
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| 72 | #define USBD_INTERFACE_STRING_FS "CDC Interface"
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| 73 |
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| 74 | #define USB_SIZ_BOS_DESC 0x0C
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| 75 |
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| 76 | /* USER CODE BEGIN PRIVATE_DEFINES */
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| 77 |
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| 78 | /* USER CODE END PRIVATE_DEFINES */
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| 79 |
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| 80 | /**
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| 81 | * @}
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| 82 | */
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| 83 |
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| 84 | /* USER CODE BEGIN 0 */
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| 85 |
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| 86 | /* USER CODE END 0 */
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| 87 |
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| 88 | /** @defgroup USBD_DESC_Private_Macros USBD_DESC_Private_Macros
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| 89 | * @brief Private macros.
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| 90 | * @{
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| 91 | */
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| 92 |
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| 93 | /* USER CODE BEGIN PRIVATE_MACRO */
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| 94 |
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| 95 | /* USER CODE END PRIVATE_MACRO */
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| 96 |
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| 97 | /**
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| 98 | * @}
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| 99 | */
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| 100 |
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| 101 | /** @defgroup USBD_DESC_Private_FunctionPrototypes USBD_DESC_Private_FunctionPrototypes
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| 102 | * @brief Private functions declaration.
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| 103 | * @{
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| 104 | */
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| 105 |
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| 106 | static void Get_SerialNum(void);
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| 107 | static void IntToUnicode(uint32_t value, uint8_t * pbuf, uint8_t len);
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| 108 |
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| 109 | /**
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| 110 | * @}
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| 111 | */
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| 112 |
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| 113 | /** @defgroup USBD_DESC_Private_FunctionPrototypes USBD_DESC_Private_FunctionPrototypes
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| 114 | * @brief Private functions declaration for FS.
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| 115 | * @{
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| 116 | */
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| 117 |
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| 118 | uint8_t * USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 119 | uint8_t * USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 120 | uint8_t * USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 121 | uint8_t * USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 122 | uint8_t * USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 123 | uint8_t * USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 124 | uint8_t * USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 125 | #if (USBD_LPM_ENABLED == 1)
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| 126 | uint8_t * USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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| 127 | #endif /* (USBD_LPM_ENABLED == 1) */
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| 128 |
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| 129 | /**
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| 130 | * @}
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| 131 | */
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| 132 |
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| 133 | /** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
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| 134 | * @brief Private variables.
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| 135 | * @{
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| 136 | */
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| 137 |
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| 138 | USBD_DescriptorsTypeDef FS_Desc =
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| 139 | {
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| 140 | USBD_FS_DeviceDescriptor
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| 141 | , USBD_FS_LangIDStrDescriptor
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| 142 | , USBD_FS_ManufacturerStrDescriptor
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| 143 | , USBD_FS_ProductStrDescriptor
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| 144 | , USBD_FS_SerialStrDescriptor
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| 145 | , USBD_FS_ConfigStrDescriptor
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| 146 | , USBD_FS_InterfaceStrDescriptor
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| 147 | #if (USBD_LPM_ENABLED == 1)
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| 148 | , USBD_FS_USR_BOSDescriptor
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| 149 | #endif /* (USBD_LPM_ENABLED == 1) */
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| 150 | };
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| 151 |
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| 152 | #if defined ( __ICCARM__ ) /* IAR Compiler */
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| 153 | #pragma data_alignment=4
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| 154 | #endif /* defined ( __ICCARM__ ) */
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| 155 | /** USB standard device descriptor. */
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| 156 | __ALIGN_BEGIN uint8_t USBD_FS_DeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
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| 157 | {
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| 158 | 0x12, /*bLength */
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| 159 | USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
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| 160 | #if (USBD_LPM_ENABLED == 1)
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| 161 | 0x01, /*bcdUSB */ /* changed to USB version 2.01
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| 162 | in order to support LPM L1 suspend
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| 163 | resume test of USBCV3.0*/
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| 164 | #else
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| 165 | 0x00, /*bcdUSB */
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| 166 | #endif /* (USBD_LPM_ENABLED == 1) */
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| 167 | 0x02,
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| 168 | 0x02, /*bDeviceClass*/
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| 169 | 0x02, /*bDeviceSubClass*/
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| 170 | 0x00, /*bDeviceProtocol*/
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| 171 | USB_MAX_EP0_SIZE, /*bMaxPacketSize*/
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| 172 | LOBYTE(USBD_VID), /*idVendor*/
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| 173 | HIBYTE(USBD_VID), /*idVendor*/
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| 174 | LOBYTE(USBD_PID_FS), /*idProduct*/
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| 175 | HIBYTE(USBD_PID_FS), /*idProduct*/
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| 176 | 0x00, /*bcdDevice rel. 2.00*/
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| 177 | 0x02,
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| 178 | USBD_IDX_MFC_STR, /*Index of manufacturer string*/
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| 179 | USBD_IDX_PRODUCT_STR, /*Index of product string*/
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| 180 | USBD_IDX_SERIAL_STR, /*Index of serial number string*/
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| 181 | USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
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| 182 | };
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| 183 |
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| 184 | /* USB_DeviceDescriptor */
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| 185 | /** BOS descriptor. */
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| 186 | #if (USBD_LPM_ENABLED == 1)
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| 187 | #if defined ( __ICCARM__ ) /* IAR Compiler */
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| 188 | #pragma data_alignment=4
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| 189 | #endif /* defined ( __ICCARM__ ) */
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| 190 | __ALIGN_BEGIN uint8_t USBD_FS_BOSDesc[USB_SIZ_BOS_DESC] __ALIGN_END =
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| 191 | {
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| 192 | 0x5,
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| 193 | USB_DESC_TYPE_BOS,
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| 194 | 0xC,
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| 195 | 0x0,
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| 196 | 0x1, /* 1 device capability*/
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| 197 | /* device capability*/
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| 198 | 0x7,
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| 199 | USB_DEVICE_CAPABITY_TYPE,
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| 200 | 0x2,
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| 201 | 0x2, /* LPM capability bit set*/
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| 202 | 0x0,
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| 203 | 0x0,
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| 204 | 0x0
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| 205 | };
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| 206 | #endif /* (USBD_LPM_ENABLED == 1) */
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| 207 |
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| 208 | /**
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| 209 | * @}
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| 210 | */
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| 211 |
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| 212 | /** @defgroup USBD_DESC_Private_Variables USBD_DESC_Private_Variables
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| 213 | * @brief Private variables.
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| 214 | * @{
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| 215 | */
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| 216 |
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| 217 | #if defined ( __ICCARM__ ) /* IAR Compiler */
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| 218 | #pragma data_alignment=4
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| 219 | #endif /* defined ( __ICCARM__ ) */
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| 220 |
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| 221 | /** USB lang indentifier descriptor. */
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| 222 | __ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END =
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| 223 | {
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| 224 | USB_LEN_LANGID_STR_DESC,
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| 225 | USB_DESC_TYPE_STRING,
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| 226 | LOBYTE(USBD_LANGID_STRING),
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| 227 | HIBYTE(USBD_LANGID_STRING)
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| 228 | };
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| 229 |
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| 230 | #if defined ( __ICCARM__ ) /* IAR Compiler */
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| 231 | #pragma data_alignment=4
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| 232 | #endif /* defined ( __ICCARM__ ) */
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| 233 | /* Internal string descriptor. */
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| 234 | __ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
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| 235 |
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| 236 | #if defined ( __ICCARM__ ) /*!< IAR Compiler */
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| 237 | #pragma data_alignment=4
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| 238 | #endif
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| 239 | __ALIGN_BEGIN uint8_t USBD_StringSerial[USB_SIZ_STRING_SERIAL] __ALIGN_END = {
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| 240 | USB_SIZ_STRING_SERIAL,
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| 241 | USB_DESC_TYPE_STRING,
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| 242 | };
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| 243 |
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| 244 | /**
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| 245 | * @}
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| 246 | */
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| 247 |
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| 248 | /** @defgroup USBD_DESC_Private_Functions USBD_DESC_Private_Functions
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| 249 | * @brief Private functions.
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| 250 | * @{
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| 251 | */
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| 252 |
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| 253 | /**
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| 254 | * @brief Return the device descriptor
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| 255 | * @param speed : Current device speed
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| 256 | * @param length : Pointer to data length variable
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| 257 | * @retval Pointer to descriptor buffer
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| 258 | */
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| 259 | uint8_t * USBD_FS_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 260 | {
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| 261 | UNUSED(speed);
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| 262 | *length = sizeof(USBD_FS_DeviceDesc);
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| 263 | return USBD_FS_DeviceDesc;
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| 264 | }
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| 265 |
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| 266 | /**
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| 267 | * @brief Return the LangID string descriptor
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| 268 | * @param speed : Current device speed
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| 269 | * @param length : Pointer to data length variable
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| 270 | * @retval Pointer to descriptor buffer
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| 271 | */
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| 272 | uint8_t * USBD_FS_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 273 | {
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| 274 | UNUSED(speed);
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| 275 | *length = sizeof(USBD_LangIDDesc);
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| 276 | return USBD_LangIDDesc;
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| 277 | }
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| 278 |
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| 279 | /**
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| 280 | * @brief Return the product string descriptor
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| 281 | * @param speed : Current device speed
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| 282 | * @param length : Pointer to data length variable
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| 283 | * @retval Pointer to descriptor buffer
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| 284 | */
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| 285 | uint8_t * USBD_FS_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 286 | {
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| 287 | if(speed == 0)
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| 288 | {
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| 289 | USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
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| 290 | }
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| 291 | else
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| 292 | {
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| 293 | USBD_GetString((uint8_t *)USBD_PRODUCT_STRING_FS, USBD_StrDesc, length);
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| 294 | }
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| 295 | return USBD_StrDesc;
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| 296 | }
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| 297 |
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| 298 | /**
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| 299 | * @brief Return the manufacturer string descriptor
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| 300 | * @param speed : Current device speed
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| 301 | * @param length : Pointer to data length variable
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| 302 | * @retval Pointer to descriptor buffer
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| 303 | */
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| 304 | uint8_t * USBD_FS_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 305 | {
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| 306 | UNUSED(speed);
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| 307 | USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
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| 308 | return USBD_StrDesc;
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| 309 | }
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| 310 |
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| 311 | /**
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| 312 | * @brief Return the serial number string descriptor
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| 313 | * @param speed : Current device speed
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| 314 | * @param length : Pointer to data length variable
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| 315 | * @retval Pointer to descriptor buffer
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| 316 | */
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| 317 | uint8_t * USBD_FS_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 318 | {
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| 319 | UNUSED(speed);
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| 320 | *length = USB_SIZ_STRING_SERIAL;
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| 321 |
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| 322 | /* Update the serial number string descriptor with the data from the unique
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| 323 | * ID */
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| 324 | Get_SerialNum();
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| 325 | /* USER CODE BEGIN USBD_FS_SerialStrDescriptor */
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| 326 |
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| 327 | /* USER CODE END USBD_FS_SerialStrDescriptor */
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| 328 | return (uint8_t *) USBD_StringSerial;
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| 329 | }
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| 330 |
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| 331 | /**
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| 332 | * @brief Return the configuration string descriptor
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| 333 | * @param speed : Current device speed
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| 334 | * @param length : Pointer to data length variable
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| 335 | * @retval Pointer to descriptor buffer
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| 336 | */
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| 337 | uint8_t * USBD_FS_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 338 | {
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| 339 | if(speed == USBD_SPEED_HIGH)
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| 340 | {
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| 341 | USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
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| 342 | }
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| 343 | else
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| 344 | {
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| 345 | USBD_GetString((uint8_t *)USBD_CONFIGURATION_STRING_FS, USBD_StrDesc, length);
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| 346 | }
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| 347 | return USBD_StrDesc;
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| 348 | }
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| 349 |
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| 350 | /**
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| 351 | * @brief Return the interface string descriptor
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| 352 | * @param speed : Current device speed
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| 353 | * @param length : Pointer to data length variable
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| 354 | * @retval Pointer to descriptor buffer
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| 355 | */
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| 356 | uint8_t * USBD_FS_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 357 | {
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| 358 | if(speed == 0)
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| 359 | {
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| 360 | USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
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| 361 | }
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| 362 | else
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| 363 | {
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| 364 | USBD_GetString((uint8_t *)USBD_INTERFACE_STRING_FS, USBD_StrDesc, length);
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| 365 | }
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| 366 | return USBD_StrDesc;
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| 367 | }
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| 368 |
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| 369 | #if (USBD_LPM_ENABLED == 1)
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| 370 | /**
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| 371 | * @brief Return the BOS descriptor
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| 372 | * @param speed : Current device speed
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| 373 | * @param length : Pointer to data length variable
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| 374 | * @retval Pointer to descriptor buffer
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| 375 | */
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| 376 | uint8_t * USBD_FS_USR_BOSDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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| 377 | {
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| 378 | UNUSED(speed);
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| 379 | *length = sizeof(USBD_FS_BOSDesc);
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| 380 | return (uint8_t*)USBD_FS_BOSDesc;
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| 381 | }
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| 382 | #endif /* (USBD_LPM_ENABLED == 1) */
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| 383 |
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| 384 | /**
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| 385 | * @brief Create the serial number string descriptor
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| 386 | * @param None
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| 387 | * @retval None
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| 388 | */
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| 389 | static void Get_SerialNum(void)
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| 390 | {
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| 391 | uint32_t deviceserial0, deviceserial1, deviceserial2;
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| 392 |
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| 393 | deviceserial0 = *(uint32_t *) DEVICE_ID1;
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| 394 | deviceserial1 = *(uint32_t *) DEVICE_ID2;
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| 395 | deviceserial2 = *(uint32_t *) DEVICE_ID3;
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| 396 |
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| 397 | deviceserial0 += deviceserial2;
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| 398 |
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| 399 | if (deviceserial0 != 0)
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| 400 | {
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| 401 | IntToUnicode(deviceserial0, &USBD_StringSerial[2], 8);
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| 402 | IntToUnicode(deviceserial1, &USBD_StringSerial[18], 4);
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| 403 | }
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| 404 | }
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| 405 |
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| 406 | /**
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| 407 | * @brief Convert Hex 32Bits value into char
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| 408 | * @param value: value to convert
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| 409 | * @param pbuf: pointer to the buffer
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| 410 | * @param len: buffer length
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| 411 | * @retval None
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| 412 | */
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| 413 | static void IntToUnicode(uint32_t value, uint8_t * pbuf, uint8_t len)
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| 414 | {
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| 415 | uint8_t idx = 0;
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| 416 |
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| 417 | for (idx = 0; idx < len; idx++)
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| 418 | {
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| 419 | if (((value >> 28)) < 0xA)
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| 420 | {
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| 421 | pbuf[2 * idx] = (value >> 28) + '0';
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| 422 | }
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| 423 | else
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| 424 | {
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| 425 | pbuf[2 * idx] = (value >> 28) + 'A' - 10;
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| 426 | }
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| 427 |
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| 428 | value = value << 4;
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| 429 |
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| 430 | pbuf[2 * idx + 1] = 0;
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| 431 | }
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| 432 | }
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| 433 | /**
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| 434 | * @}
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| 435 | */
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| 436 |
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| 437 | /**
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| 438 | * @}
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| 439 | */
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| 440 |
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| 441 | /**
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| 442 | * @}
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| 443 | */
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| 444 |
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| 445 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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