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/**
******************************************************************************
* @file usbd_desc.c
* @author MCD Application Team
* @version V1.0.0
* @date 19-September-2011
* @brief This file provides the USBD descriptors and string formating method.
******************************************************************************
* @attention
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
******************************************************************************
*/
/* Includes ------------------------------------------------------------------*/
#include <assert.h>
#include "usbd_core.h"
#include "usbd_desc.h"
#include "usbd_req.h"
#include "usbd_conf.h"
#include "usb_regs.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 0x5740
/** @defgroup USB_String_Descriptors
* @{
*/
#define USBD_LANGID_STRING 0x409
#define USBD_MANUFACTURER_STRING "STMicroelectronics"
#define USBD_PRODUCT_HS_STRING "STM32 Virtual ComPort in HS mode"
#define USBD_SERIALNUMBER_HS_STRING "00000000050B"
#define USBD_PRODUCT_FS_STRING "STM32 Virtual ComPort in FS Mode"
#define USBD_SERIALNUMBER_FS_STRING "00000000050C"
#define USBD_CONFIGURATION_HS_STRING "VCP Config"
#define USBD_INTERFACE_HS_STRING "VCP Interface"
#define USBD_CONFIGURATION_FS_STRING "VCP Config"
#define USBD_INTERFACE_FS_STRING "VCP Interface"
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Variables
* @{
*/
USBD_DEVICE USR_desc =
{
USBD_USR_DeviceDescriptor,
USBD_USR_LangIDStrDescriptor,
USBD_USR_ManufacturerStrDescriptor,
USBD_USR_ProductStrDescriptor,
USBD_USR_SerialStrDescriptor,
USBD_USR_ConfigStrDescriptor,
USBD_USR_InterfaceStrDescriptor,
};
#ifdef USB_OTG_HS_INTERNAL_DMA_ENABLED
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
#endif /* USB_OTG_HS_INTERNAL_DMA_ENABLED */
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_DeviceDesc[USB_SIZ_DEVICE_DESC] __ALIGN_END =
{
0x12, /*bLength */
USB_DEVICE_DESCRIPTOR_TYPE, /*bDescriptorType*/
0x00, /*bcdUSB */
0x02,
0x00, /*bDeviceClass*/
0x00, /*bDeviceSubClass*/
0x00, /*bDeviceProtocol*/
USB_OTG_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_CFG_MAX_NUM /*bNumConfigurations*/
} ; /* USB_DeviceDescriptor */
#ifdef USB_OTG_HS_INTERNAL_DMA_ENABLED
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
#endif /* USB_OTG_HS_INTERNAL_DMA_ENABLED */
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END =
{
USB_LEN_DEV_QUALIFIER_DESC,
USB_DESC_TYPE_DEVICE_QUALIFIER,
0x00,
0x02,
0x00,
0x00,
0x00,
0x40,
0x01,
0x00,
};
#ifdef USB_OTG_HS_INTERNAL_DMA_ENABLED
#if defined ( __ICCARM__ ) /*!< IAR Compiler */
#pragma data_alignment=4
#endif
#endif /* USB_OTG_HS_INTERNAL_DMA_ENABLED */
/* USB Standard Device Descriptor */
__ALIGN_BEGIN uint8_t USBD_LangIDDesc[USB_SIZ_STRING_LANGID] __ALIGN_END =
{
USB_SIZ_STRING_LANGID,
USB_DESC_TYPE_STRING,
LOBYTE(USBD_LANGID_STRING),
HIBYTE(USBD_LANGID_STRING),
};
/**
* @}
*/
/** @defgroup USBD_DESC_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/
/** @defgroup USBD_DESC_Private_Functions
* @{
*/
/**
* @brief USBD_USR_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_USR_DeviceDescriptor( uint8_t speed , uint16_t *length)
{
*length = sizeof(USBD_DeviceDesc);
return USBD_DeviceDesc;
}
/**
* @brief USBD_USR_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_USR_LangIDStrDescriptor( uint8_t speed , uint16_t *length)
{
*length = sizeof(USBD_LangIDDesc);
return USBD_LangIDDesc;
}
/**
* @brief USBD_USR_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_USR_ProductStrDescriptor( uint8_t 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);
}
assert(*length < USB_MAX_STR_DESC_SIZ);
return USBD_StrDesc;
}
/**
* @brief USBD_USR_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_USR_ManufacturerStrDescriptor( uint8_t speed , uint16_t *length)
{
USBD_GetString ((uint8_t*)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
assert(*length < USB_MAX_STR_DESC_SIZ);
return USBD_StrDesc;
}
/**
* @brief USBD_USR_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_USR_SerialStrDescriptor( uint8_t speed , uint16_t *length)
{
if(speed == USB_OTG_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);
}
assert(*length < USB_MAX_STR_DESC_SIZ);
return USBD_StrDesc;
}
/**
* @brief USBD_USR_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_USR_ConfigStrDescriptor( uint8_t speed , uint16_t *length)
{
if(speed == USB_OTG_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);
}
assert(*length < USB_MAX_STR_DESC_SIZ);
return USBD_StrDesc;
}
/**
* @brief USBD_USR_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_USR_InterfaceStrDescriptor( uint8_t 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);
}
assert(*length < USB_MAX_STR_DESC_SIZ);
return USBD_StrDesc;
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/