2021-03-03 14:55:52 +01:00

295 lines
8.0 KiB
C

/**
******************************************************************************
* @file Demonstrations/Src/usbd_desc.c
* @author MCD Application Team
* @brief This file provides the USBD descriptors and string formating method.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
* All rights reserved.</center></h2>
*
* This software component is licensed by ST under Ultimate Liberty license
* SLA0044, the "License"; You may not use this file except in compliance with
* the License. You may obtain a copy of the License at:
* www.st.com/SLA0044
*
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_conf.h"
/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
* @{
*/
/** @defgroup USBD_DESC
* @brief USBD descriptors module
* @{
*/
/** @defgroup USBD_DESC_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Defines
* @{
*/
#define USBD_VID 0x0483
#define USBD_PID 0x572B
#define USBD_LANGID_STRING 0x409
#define USBD_MANUFACTURER_STRING "STMicroelectronics"
#define USBD_PRODUCT_HS_STRING "HID Joystick in HS Mode"
#define USBD_SERIALNUMBER_HS_STRING "00000000001A"
#define USBD_PRODUCT_FS_STRING "HID Joystick in FS Mode"
#define USBD_SERIALNUMBER_FS_STRING "00000000001B"
#define USBD_CONFIGURATION_HS_STRING "HID Config"
#define USBD_INTERFACE_HS_STRING "HID Interface"
#define USBD_CONFIGURATION_FS_STRING "HID Config"
#define USBD_INTERFACE_FS_STRING "HID Interface"
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Variables
* @{
*/
uint8_t * USBD_HID_DeviceDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_LangIDStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_ManufacturerStrDescriptor ( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_ProductStrDescriptor ( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_SerialStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_ConfigStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
uint8_t * USBD_HID_InterfaceStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length);
USBD_DescriptorsTypeDef HID_Desc =
{
USBD_HID_DeviceDescriptor,
USBD_HID_LangIDStrDescriptor,
USBD_HID_ManufacturerStrDescriptor,
USBD_HID_ProductStrDescriptor,
USBD_HID_SerialStrDescriptor,
USBD_HID_ConfigStrDescriptor,
USBD_HID_InterfaceStrDescriptor,
};
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END =
{
0x12, /*bLength */
USB_DESC_TYPE_DEVICE, /*bDescriptorType*/
0x00, /*bcdUSB */
0x02,
0x00, /*bDeviceClass*/
0x00, /*bDeviceSubClass*/
0x00, /*bDeviceProtocol*/
USB_MAX_EP0_SIZE, /*bMaxPacketSize*/
LOBYTE(USBD_VID), /*idVendor*/
HIBYTE(USBD_VID), /*idVendor*/
LOBYTE(USBD_PID), /*idVendor*/
HIBYTE(USBD_PID), /*idVendor*/
0x00, /*bcdDevice rel. 2.00*/
0x02,
USBD_IDX_MFC_STR, /*Index of manufacturer string*/
USBD_IDX_PRODUCT_STR, /*Index of product string*/
USBD_IDX_SERIAL_STR, /*Index of serial number string*/
USBD_MAX_NUM_CONFIGURATION /*bNumConfigurations*/
} ; /* USB_DeviceDescriptor */
/* USB Standard Device Descriptor */
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END =
{
USB_LEN_LANGID_STR_DESC,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
HIBYTE(USBD_LANGID_STRING),
};
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
__ALIGN_BEGIN uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
/**
* @}
*/
/** @defgroup USBD_DESC_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Functions
* @{
*/
/**
* @brief USBD_HID_DeviceDescriptor
* return the device descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_DeviceDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
*length = sizeof(hUSBDDeviceDesc);
return hUSBDDeviceDesc;
}
/**
* @brief USBD_HID_LangIDStrDescriptor
* return the LangID string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_LangIDStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
}
/**
* @brief USBD_HID_ProductStrDescriptor
* return the product string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_ProductStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
if(speed == 0)
{
USBD_GetString ((uint8_t *)USBD_PRODUCT_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString ((uint8_t *)USBD_PRODUCT_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief USBD_HID_ManufacturerStrDescriptor
* return the manufacturer string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_ManufacturerStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
USBD_GetString ((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
return USBD_StrDesc;
}
/**
* @brief USBD_HID_SerialStrDescriptor
* return the serial number string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_SerialStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString ((uint8_t *)USBD_SERIALNUMBER_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString ((uint8_t *)USBD_SERIALNUMBER_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief USBD_HID_ConfigStrDescriptor
* return the configuration string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_ConfigStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
if(speed == USBD_SPEED_HIGH)
{
USBD_GetString ((uint8_t *)USBD_CONFIGURATION_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString ((uint8_t *)USBD_CONFIGURATION_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @brief USBD_HID_InterfaceStrDescriptor
* return the interface string descriptor
* @param speed : current device speed
* @param length : pointer to data length variable
* @retval pointer to descriptor buffer
*/
uint8_t * USBD_HID_InterfaceStrDescriptor( USBD_SpeedTypeDef speed , uint16_t *length)
{
if(speed == 0)
{
USBD_GetString ((uint8_t *)USBD_INTERFACE_HS_STRING, USBD_StrDesc, length);
}
else
{
USBD_GetString ((uint8_t *)USBD_INTERFACE_FS_STRING, USBD_StrDesc, length);
}
return USBD_StrDesc;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/