kopia lustrzana https://github.com/micropython/micropython
247 wiersze
9.1 KiB
C
247 wiersze
9.1 KiB
C
/**
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******************************************************************************
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* @file USB_Device/CDC_Standalone/Src/usbd_desc.c
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* @author MCD Application Team
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* @version V1.0.1
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* @date 26-February-2014
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* @brief This file provides the USBD descriptors and string formating method.
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******************************************************************************
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* @attention
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*
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* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
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*
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* Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.st.com/software_license_agreement_liberty_v2
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************
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*/
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/* Includes ------------------------------------------------------------------*/
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#include "usbd_core.h"
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#include "usbd_desc.h"
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#include "usbd_conf.h"
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/* Private typedef -----------------------------------------------------------*/
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/* Private define ------------------------------------------------------------*/
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// So we don't clash with existing ST boards, we use the unofficial FOSS VID.
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// This needs a proper solution.
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#define USBD_VID 0xf055
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#define USBD_PID 0x9800
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#define USBD_LANGID_STRING 0x409
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#define USBD_MANUFACTURER_STRING "Micro Python"
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#define USBD_PRODUCT_HS_STRING "Pyboard Virtual Comm Port in HS Mode"
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#define USBD_SERIALNUMBER_HS_STRING "000000000010"
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#define USBD_PRODUCT_FS_STRING "Pyboard Virtual Comm Port in FS Mode"
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#define USBD_SERIALNUMBER_FS_STRING "000000000011"
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#define USBD_CONFIGURATION_HS_STRING "VCP Config"
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#define USBD_INTERFACE_HS_STRING "VCP Interface"
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#define USBD_CONFIGURATION_FS_STRING "VCP Config"
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#define USBD_INTERFACE_FS_STRING "VCP Interface"
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/*
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#define USBD_VID 0x0483
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#define USBD_PID 0x5740
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#define USBD_LANGID_STRING 0x409
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#define USBD_MANUFACTURER_STRING "STMicroelectronics"
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#define USBD_PRODUCT_HS_STRING "STM32 Virtual ComPort in HS Mode"
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#define USBD_SERIALNUMBER_HS_STRING "00000000001A"
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#define USBD_PRODUCT_FS_STRING "STM32 Virtual ComPort in FS Mode"
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#define USBD_SERIALNUMBER_FS_STRING "00000000001B"
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#define USBD_CONFIGURATION_HS_STRING "VCP Config"
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#define USBD_INTERFACE_HS_STRING "VCP Interface"
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#define USBD_CONFIGURATION_FS_STRING "VCP Config"
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#define USBD_INTERFACE_FS_STRING "VCP Interface"
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*/
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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uint8_t *USBD_VCP_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length);
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#ifdef USB_SUPPORT_USER_STRING_DESC
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uint8_t *USBD_VCP_USRStringDesc (USBD_SpeedTypeDef speed, uint8_t idx, uint16_t *length);
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#endif /* USB_SUPPORT_USER_STRING_DESC */
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/* Private variables ---------------------------------------------------------*/
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const USBD_DescriptorsTypeDef VCP_Desc = {
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USBD_VCP_DeviceDescriptor,
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USBD_VCP_LangIDStrDescriptor,
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USBD_VCP_ManufacturerStrDescriptor,
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USBD_VCP_ProductStrDescriptor,
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USBD_VCP_SerialStrDescriptor,
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USBD_VCP_ConfigStrDescriptor,
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USBD_VCP_InterfaceStrDescriptor,
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};
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/* USB Standard Device Descriptor */
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#if defined ( __ICCARM__ ) /*!< IAR Compiler */
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#pragma data_alignment=4
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#endif
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__ALIGN_BEGIN static uint8_t hUSBDDeviceDesc[USB_LEN_DEV_DESC] __ALIGN_END = {
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0x12, /* bLength */
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USB_DESC_TYPE_DEVICE, /* bDescriptorType */
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0x00, /* bcdUSB */
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0x02,
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0x00, /* bDeviceClass */
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0x00, /* bDeviceSubClass */
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0x00, /* bDeviceProtocol */
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USB_MAX_EP0_SIZE, /* bMaxPacketSize */
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LOBYTE(USBD_VID), /* idVendor */
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HIBYTE(USBD_VID), /* idVendor */
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LOBYTE(USBD_PID), /* idVendor */
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HIBYTE(USBD_PID), /* idVendor */
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0x00, /* bcdDevice rel. 2.00 */
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0x02,
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USBD_IDX_MFC_STR, /* Index of manufacturer string */
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USBD_IDX_PRODUCT_STR, /* Index of product string */
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USBD_IDX_SERIAL_STR, /* Index of serial number string */
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USBD_MAX_NUM_CONFIGURATION /* bNumConfigurations */
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}; /* USB_DeviceDescriptor */
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/* USB Standard Device Descriptor */
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#if defined ( __ICCARM__ ) /*!< IAR Compiler */
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#pragma data_alignment=4
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#endif
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__ALIGN_BEGIN static uint8_t USBD_LangIDDesc[USB_LEN_LANGID_STR_DESC] __ALIGN_END = {
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USB_LEN_LANGID_STR_DESC,
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USB_DESC_TYPE_STRING,
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LOBYTE(USBD_LANGID_STRING),
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HIBYTE(USBD_LANGID_STRING),
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};
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#if defined ( __ICCARM__ ) /*!< IAR Compiler */
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#pragma data_alignment=4
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#endif
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__ALIGN_BEGIN static uint8_t USBD_StrDesc[USBD_MAX_STR_DESC_SIZ] __ALIGN_END;
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/* Private functions ---------------------------------------------------------*/
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/**
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* @brief Returns the device descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_DeviceDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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*length = sizeof(hUSBDDeviceDesc);
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return hUSBDDeviceDesc;
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}
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/**
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* @brief Returns the LangID string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_LangIDStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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*length = sizeof(USBD_LangIDDesc);
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return USBD_LangIDDesc;
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}
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/**
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* @brief Returns the product string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_ProductStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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if(speed == 0)
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{
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USBD_GetString((uint8_t *)USBD_PRODUCT_HS_STRING, USBD_StrDesc, length);
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}
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else
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{
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USBD_GetString((uint8_t *)USBD_PRODUCT_FS_STRING, USBD_StrDesc, length);
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}
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return USBD_StrDesc;
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}
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/**
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* @brief Returns the manufacturer string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_ManufacturerStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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USBD_GetString((uint8_t *)USBD_MANUFACTURER_STRING, USBD_StrDesc, length);
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return USBD_StrDesc;
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}
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/**
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* @brief Returns the serial number string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_SerialStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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if(speed == USBD_SPEED_HIGH)
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{
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USBD_GetString((uint8_t *)USBD_SERIALNUMBER_HS_STRING, USBD_StrDesc, length);
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}
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else
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{
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USBD_GetString((uint8_t *)USBD_SERIALNUMBER_FS_STRING, USBD_StrDesc, length);
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}
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return USBD_StrDesc;
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}
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/**
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* @brief Returns the configuration string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_ConfigStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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if(speed == USBD_SPEED_HIGH)
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{
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USBD_GetString((uint8_t *)USBD_CONFIGURATION_HS_STRING, USBD_StrDesc, length);
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}
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else
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{
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USBD_GetString((uint8_t *)USBD_CONFIGURATION_FS_STRING, USBD_StrDesc, length);
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}
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return USBD_StrDesc;
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}
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/**
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* @brief Returns the interface string descriptor.
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* @param speed: Current device speed
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* @param length: Pointer to data length variable
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* @retval Pointer to descriptor buffer
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*/
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uint8_t *USBD_VCP_InterfaceStrDescriptor(USBD_SpeedTypeDef speed, uint16_t *length)
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{
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if(speed == 0)
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{
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USBD_GetString((uint8_t *)USBD_INTERFACE_HS_STRING, USBD_StrDesc, length);
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}
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else
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{
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USBD_GetString((uint8_t *)USBD_INTERFACE_FS_STRING, USBD_StrDesc, length);
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}
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return USBD_StrDesc;
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}
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/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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