500 lines
22 KiB
C
500 lines
22 KiB
C
/*
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* Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
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* Copyright 2016 NXP
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* All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include "usb_device_config.h"
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#include "usb.h"
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#include "usb_device.h"
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#include "usb_device_class.h"
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#include "usb_device_cdc_acm.h"
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#include "usb_device_descriptor.h"
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/*******************************************************************************
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* Variables
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******************************************************************************/
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/* Define endpoint for communication class */
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usb_device_endpoint_struct_t g_UsbDeviceCdcVcomCicEndpoints[USB_CDC_VCOM_ENDPOINT_CIC_COUNT] = {
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{
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USB_CDC_VCOM_INTERRUPT_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_INTERRUPT,
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FS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE,
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FS_CDC_VCOM_INTERRUPT_IN_INTERVAL,
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},
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};
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/* Define endpoint for data class */
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usb_device_endpoint_struct_t g_UsbDeviceCdcVcomDicEndpoints[USB_CDC_VCOM_ENDPOINT_DIC_COUNT] = {
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{
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USB_CDC_VCOM_BULK_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_BULK,
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FS_CDC_VCOM_BULK_IN_PACKET_SIZE,
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0U,
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},
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{
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USB_CDC_VCOM_BULK_OUT_ENDPOINT | (USB_OUT << 7U),
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USB_ENDPOINT_BULK,
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FS_CDC_VCOM_BULK_OUT_PACKET_SIZE,
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0U,
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}};
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/* Define interface for communication class */
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usb_device_interface_struct_t g_UsbDeviceCdcVcomCommunicationInterface[] = {{0,
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{
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USB_CDC_VCOM_ENDPOINT_CIC_COUNT,
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g_UsbDeviceCdcVcomCicEndpoints,
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},
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NULL}};
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/* Define interface for data class */
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usb_device_interface_struct_t g_UsbDeviceCdcVcomDataInterface[] = {{0,
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{
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USB_CDC_VCOM_ENDPOINT_DIC_COUNT,
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g_UsbDeviceCdcVcomDicEndpoints,
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},
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NULL}};
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/* Define interfaces for virtual com */
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usb_device_interfaces_struct_t g_UsbDeviceCdcVcomInterfaces[USB_CDC_VCOM_INTERFACE_COUNT] = {
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{USB_CDC_VCOM_CIC_CLASS, USB_CDC_VCOM_CIC_SUBCLASS, USB_CDC_VCOM_CIC_PROTOCOL, USB_CDC_VCOM_COMM_INTERFACE_INDEX,
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g_UsbDeviceCdcVcomCommunicationInterface,
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sizeof(g_UsbDeviceCdcVcomCommunicationInterface) / sizeof(usb_device_interface_struct_t)},
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{USB_CDC_VCOM_DIC_CLASS, USB_CDC_VCOM_DIC_SUBCLASS, USB_CDC_VCOM_DIC_PROTOCOL, USB_CDC_VCOM_DATA_INTERFACE_INDEX,
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g_UsbDeviceCdcVcomDataInterface, sizeof(g_UsbDeviceCdcVcomDataInterface) / sizeof(usb_device_interface_struct_t)},
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};
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/* Define configurations for virtual com */
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usb_device_interface_list_t g_UsbDeviceCdcVcomInterfaceLIST_[USB_DEVICE_CONFIGURATION_COUNT] = {
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{
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USB_CDC_VCOM_INTERFACE_COUNT,
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g_UsbDeviceCdcVcomInterfaces,
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},
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};
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/* Define class information for virtual com */
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usb_device_class_struct_t g_UsbDeviceCdcVcomConfig = {
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g_UsbDeviceCdcVcomInterfaceLIST_,
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kUSB_DeviceClassTypeCdc,
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USB_DEVICE_CONFIGURATION_COUNT,
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};
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/* Define device descriptor */
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USB_DMA_INIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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uint8_t g_UsbDeviceDescriptor[] = {
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/* Size of this descriptor in bytes */
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USB_DESCRIPTOR_LENGTH_DEVICE,
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/* DEVICE Descriptor Type */
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USB_DESCRIPTOR_TYPE_DEVICE,
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/* USB Specification Release Number in Binary-Coded Decimal (i.e., 2.10 is 210H). */
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USB_SHORT_GET_LOW(USB_DEVICE_SPECIFIC_BCD_VERSION),
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USB_SHORT_GET_HIGH(USB_DEVICE_SPECIFIC_BCD_VERSION),
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/* Class code (assigned by the USB-IF). */
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USB_DEVICE_CLASS,
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/* Subclass code (assigned by the USB-IF). */
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USB_DEVICE_SUBCLASS,
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/* Protocol code (assigned by the USB-IF). */
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USB_DEVICE_PROTOCOL,
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/* Maximum packet size for endpoint zero (only 8, 16, 32, or 64 are valid) */
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USB_CONTROL_MAX_PACKET_SIZE,
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/* Vendor ID (assigned by the USB-IF) */
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0xC9U,
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0x1FU,
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/* Product ID (assigned by the manufacturer) */
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0x94,
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0x00,
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/* Device release number in binary-coded decimal */
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USB_SHORT_GET_LOW(USB_DEVICE_DEMO_BCD_VERSION),
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USB_SHORT_GET_HIGH(USB_DEVICE_DEMO_BCD_VERSION),
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/* Index of string descriptor describing manufacturer */
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0x01,
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/* Index of string descriptor describing product */
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0x02,
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/* Index of string descriptor describing the device's serial number */
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0x00,
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/* Number of possible configurations */
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USB_DEVICE_CONFIGURATION_COUNT,
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};
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/* Define configuration descriptor */
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USB_DMA_INIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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uint8_t g_UsbDeviceConfigurationDescriptor[] = {
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/* Size of this descriptor in bytes */
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USB_DESCRIPTOR_LENGTH_CONFIGURE,
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/* CONFIGURATION Descriptor Type */
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USB_DESCRIPTOR_TYPE_CONFIGURE,
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/* Total length of data returned for this configuration. */
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USB_SHORT_GET_LOW(USB_DESCRIPTOR_LENGTH_CONFIGURE + USB_DESCRIPTOR_LENGTH_INTERFACE +
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USB_DESCRIPTOR_LENGTH_CDC_HEADER_FUNC + USB_DESCRIPTOR_LENGTH_CDC_CALL_MANAG +
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USB_DESCRIPTOR_LENGTH_CDC_ABSTRACT + USB_DESCRIPTOR_LENGTH_CDC_UNION_FUNC +
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USB_DESCRIPTOR_LENGTH_ENDPOINT + USB_DESCRIPTOR_LENGTH_INTERFACE +
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USB_DESCRIPTOR_LENGTH_ENDPOINT + USB_DESCRIPTOR_LENGTH_ENDPOINT),
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USB_SHORT_GET_HIGH(USB_DESCRIPTOR_LENGTH_CONFIGURE + USB_DESCRIPTOR_LENGTH_INTERFACE +
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USB_DESCRIPTOR_LENGTH_CDC_HEADER_FUNC + USB_DESCRIPTOR_LENGTH_CDC_CALL_MANAG +
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USB_DESCRIPTOR_LENGTH_CDC_ABSTRACT + USB_DESCRIPTOR_LENGTH_CDC_UNION_FUNC +
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USB_DESCRIPTOR_LENGTH_ENDPOINT + USB_DESCRIPTOR_LENGTH_INTERFACE +
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USB_DESCRIPTOR_LENGTH_ENDPOINT + USB_DESCRIPTOR_LENGTH_ENDPOINT),
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/* Number of interfaces supported by this configuration */
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USB_CDC_VCOM_INTERFACE_COUNT,
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/* Value to use as an argument to the SetConfiguration() request to select this configuration */
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USB_CDC_VCOM_CONFIGURE_INDEX,
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/* Index of string descriptor describing this configuration */
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0,
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/* Configuration characteristics D7: Reserved (set to one) D6: Self-powered D5: Remote Wakeup D4...0: Reserved
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(reset to zero) */
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(USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_D7_MASK) |
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(USB_DEVICE_CONFIG_SELF_POWER << USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_SELF_POWERED_SHIFT) |
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(USB_DEVICE_CONFIG_REMOTE_WAKEUP << USB_DESCRIPTOR_CONFIGURE_ATTRIBUTE_REMOTE_WAKEUP_SHIFT),
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/* Maximum power consumption of the USB * device from the bus in this specific * configuration when the device is
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fully * operational. Expressed in 2 mA units * (i.e., 50 = 100 mA). */
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USB_DEVICE_MAX_POWER,
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/* Communication Interface Descriptor */
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USB_DESCRIPTOR_LENGTH_INTERFACE, USB_DESCRIPTOR_TYPE_INTERFACE, USB_CDC_VCOM_COMM_INTERFACE_INDEX, 0x00,
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USB_CDC_VCOM_ENDPOINT_CIC_COUNT, USB_CDC_VCOM_CIC_CLASS, USB_CDC_VCOM_CIC_SUBCLASS, USB_CDC_VCOM_CIC_PROTOCOL,
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0x00, /* Interface Description String Index*/
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/* CDC Class-Specific descriptor */
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USB_DESCRIPTOR_LENGTH_CDC_HEADER_FUNC, /* Size of this descriptor in bytes */
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USB_DESCRIPTOR_TYPE_CDC_CS_INTERFACE, /* CS_INTERFACE Descriptor Type */
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USB_CDC_HEADER_FUNC_DESC, 0x10,
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0x01, /* USB Class Definitions for Communications the Communication specification version 1.10 */
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USB_DESCRIPTOR_LENGTH_CDC_CALL_MANAG, /* Size of this descriptor in bytes */
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USB_DESCRIPTOR_TYPE_CDC_CS_INTERFACE, /* CS_INTERFACE Descriptor Type */
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USB_CDC_CALL_MANAGEMENT_FUNC_DESC,
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0x01, /*Bit 0: Whether device handle call management itself 1, Bit 1: Whether device can send/receive call
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management information over a Data Class Interface 0 */
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0x01, /* Indicates multiplexed commands are handled via data interface */
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USB_DESCRIPTOR_LENGTH_CDC_ABSTRACT, /* Size of this descriptor in bytes */
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USB_DESCRIPTOR_TYPE_CDC_CS_INTERFACE, /* CS_INTERFACE Descriptor Type */
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USB_CDC_ABSTRACT_CONTROL_FUNC_DESC,
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0x06, /* Bit 0: Whether device supports the request combination of Set_Comm_Feature, Clear_Comm_Feature, and
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Get_Comm_Feature 0, Bit 1: Whether device supports the request combination of Set_Line_Coding,
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Set_Control_Line_State, Get_Line_Coding, and the notification Serial_State 1, Bit ... */
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USB_DESCRIPTOR_LENGTH_CDC_UNION_FUNC, /* Size of this descriptor in bytes */
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USB_DESCRIPTOR_TYPE_CDC_CS_INTERFACE, /* CS_INTERFACE Descriptor Type */
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USB_CDC_UNION_FUNC_DESC, 0x00, /* The interface number of the Communications or Data Class interface */
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0x01, /* Interface number of subordinate interface in the Union */
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/*Notification Endpoint descriptor */
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USB_DESCRIPTOR_LENGTH_ENDPOINT, USB_DESCRIPTOR_TYPE_ENDPOINT, USB_CDC_VCOM_INTERRUPT_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_INTERRUPT, USB_SHORT_GET_LOW(FS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE), FS_CDC_VCOM_INTERRUPT_IN_INTERVAL,
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/* Data Interface Descriptor */
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USB_DESCRIPTOR_LENGTH_INTERFACE, USB_DESCRIPTOR_TYPE_INTERFACE, USB_CDC_VCOM_DATA_INTERFACE_INDEX, 0x00,
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USB_CDC_VCOM_ENDPOINT_DIC_COUNT, USB_CDC_VCOM_DIC_CLASS, USB_CDC_VCOM_DIC_SUBCLASS, USB_CDC_VCOM_DIC_PROTOCOL,
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0x00, /* Interface Description String Index*/
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/*Bulk IN Endpoint descriptor */
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USB_DESCRIPTOR_LENGTH_ENDPOINT, USB_DESCRIPTOR_TYPE_ENDPOINT, USB_CDC_VCOM_BULK_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_BULK, USB_SHORT_GET_LOW(FS_CDC_VCOM_BULK_IN_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VCOM_BULK_IN_PACKET_SIZE), 0x00, /* The polling interval value is every 0 Frames */
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/*Bulk OUT Endpoint descriptor */
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USB_DESCRIPTOR_LENGTH_ENDPOINT, USB_DESCRIPTOR_TYPE_ENDPOINT, USB_CDC_VCOM_BULK_OUT_ENDPOINT | (USB_OUT << 7U),
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USB_ENDPOINT_BULK, USB_SHORT_GET_LOW(FS_CDC_VCOM_BULK_OUT_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VCOM_BULK_OUT_PACKET_SIZE), 0x00, /* The polling interval value is every 0 Frames */
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};
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/* Define string descriptor */
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USB_DMA_INIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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uint8_t g_UsbDeviceString0[] = {2U + 2U, USB_DESCRIPTOR_TYPE_STRING, 0x09, 0x04};
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USB_DMA_INIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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uint8_t g_UsbDeviceString1[] = {
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2U + 2U * 18U, USB_DESCRIPTOR_TYPE_STRING,
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(uint8_t)'N', 0x00U,
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(uint8_t)'X', 0x00U,
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(uint8_t)'P', 0x00U,
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(uint8_t)' ', 0x00U,
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(uint8_t)'S', 0x00U,
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(uint8_t)'E', 0x00U,
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(uint8_t)'M', 0x00U,
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(uint8_t)'I', 0x00U,
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(uint8_t)'C', 0x00U,
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(uint8_t)'O', 0x00U,
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(uint8_t)'N', 0x00U,
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(uint8_t)'D', 0x00U,
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(uint8_t)'U', 0x00U,
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(uint8_t)'C', 0x00U,
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(uint8_t)'T', 0x00U,
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(uint8_t)'O', 0x00U,
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(uint8_t)'R', 0x00U,
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(uint8_t)'S', 0x00U,
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};
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USB_DMA_INIT_DATA_ALIGN(USB_DATA_ALIGN_SIZE)
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uint8_t g_UsbDeviceString2[] = {
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2U + 2U * 20U, USB_DESCRIPTOR_TYPE_STRING,
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(uint8_t)'M', 0U,
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(uint8_t)'C', 0U,
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(uint8_t)'U', 0U,
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(uint8_t)' ', 0U,
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(uint8_t)'V', 0U,
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(uint8_t)'I', 0U,
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(uint8_t)'R', 0U,
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(uint8_t)'T', 0U,
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(uint8_t)'U', 0U,
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(uint8_t)'A', 0U,
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(uint8_t)'L', 0U,
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(uint8_t)' ', 0U,
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(uint8_t)'C', 0U,
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(uint8_t)'O', 0U,
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(uint8_t)'M', 0U,
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(uint8_t)' ', 0U,
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(uint8_t)'D', 0U,
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(uint8_t)'E', 0U,
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(uint8_t)'M', 0U,
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(uint8_t)'O', 0U,
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};
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uint8_t *g_UsbDeviceStringDescriptorArray[USB_DEVICE_STRING_COUNT] = {g_UsbDeviceString0, g_UsbDeviceString1,
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g_UsbDeviceString2};
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/* Define string descriptor size */
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uint32_t g_UsbDeviceStringDescriptorLength[USB_DEVICE_STRING_COUNT] = {
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sizeof(g_UsbDeviceString0), sizeof(g_UsbDeviceString1), sizeof(g_UsbDeviceString2)};
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usb_language_t g_UsbDeviceLanguage[USB_DEVICE_LANGUAGE_COUNT] = {{
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g_UsbDeviceStringDescriptorArray,
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g_UsbDeviceStringDescriptorLength,
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(uint16_t)0x0409,
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}};
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usb_language_list_t g_UsbDeviceLanguageList = {
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g_UsbDeviceString0,
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sizeof(g_UsbDeviceString0),
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g_UsbDeviceLanguage,
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USB_DEVICE_LANGUAGE_COUNT,
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};
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/*******************************************************************************
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* Code
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******************************************************************************/
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/*!
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* @brief USB device get device descriptor function.
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*
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* This function gets the device descriptor of the USB device.
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*
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* @param handle The USB device handle.
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* @param deviceDescriptor The pointer to the device descriptor structure.
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*
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* @return A USB error code or kStatus_USB_Success.
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*/
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usb_status_t USB_DeviceGetDeviceDescriptor(usb_device_handle handle,
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usb_device_get_device_descriptor_struct_t *deviceDescriptor)
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{
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deviceDescriptor->buffer = g_UsbDeviceDescriptor;
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deviceDescriptor->length = USB_DESCRIPTOR_LENGTH_DEVICE;
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return kStatus_USB_Success;
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}
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/*!
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* @brief USB device get configuration descriptor function.
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*
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* This function gets the configuration descriptor of the USB device.
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*
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* @param handle The USB device handle.
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* @param configurationDescriptor The pointer to the configuration descriptor structure.
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*
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* @return A USB error code or kStatus_USB_Success.
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*/
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usb_status_t USB_DeviceGetConfigurationDescriptor(
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usb_device_handle handle, usb_device_get_configuration_descriptor_struct_t *configurationDescriptor)
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{
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if ((uint8_t)USB_CDC_VCOM_CONFIGURE_INDEX > configurationDescriptor->configuration)
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{
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configurationDescriptor->buffer = g_UsbDeviceConfigurationDescriptor;
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configurationDescriptor->length = USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL;
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return kStatus_USB_Success;
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}
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return kStatus_USB_InvalidRequest;
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}
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/*!
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* @brief USB device get string descriptor function.
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*
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* This function gets the string descriptor of the USB device.
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*
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* @param handle The USB device handle.
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* @param stringDescriptor Pointer to the string descriptor structure.
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*
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* @return A USB error code or kStatus_USB_Success.
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*/
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usb_status_t USB_DeviceGetStringDescriptor(usb_device_handle handle,
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usb_device_get_string_descriptor_struct_t *stringDescriptor)
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{
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if (stringDescriptor->stringIndex == 0U)
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{
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stringDescriptor->buffer = (uint8_t *)g_UsbDeviceLanguageList.languageString;
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stringDescriptor->length = g_UsbDeviceLanguageList.stringLength;
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}
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else
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{
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uint8_t languageId = 0U;
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uint8_t languageIndex = USB_DEVICE_STRING_COUNT;
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for (; languageId < (uint8_t)USB_DEVICE_LANGUAGE_COUNT; languageId++)
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{
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if (stringDescriptor->languageId == g_UsbDeviceLanguageList.languageList[languageId].languageId)
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{
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if (stringDescriptor->stringIndex < (uint8_t)USB_DEVICE_STRING_COUNT)
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{
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languageIndex = stringDescriptor->stringIndex;
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}
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break;
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}
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}
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if ((uint8_t)USB_DEVICE_STRING_COUNT == languageIndex)
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{
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return kStatus_USB_InvalidRequest;
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}
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stringDescriptor->buffer = (uint8_t *)g_UsbDeviceLanguageList.languageList[languageId].string[languageIndex];
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stringDescriptor->length = g_UsbDeviceLanguageList.languageList[languageId].length[languageIndex];
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}
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return kStatus_USB_Success;
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}
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/*!
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* @brief USB device set speed function.
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*
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* This function sets the speed of the USB device.
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*
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* Due to the difference of HS and FS descriptors, the device descriptors and configurations need to be updated to match
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* current speed.
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* As the default, the device descriptors and configurations are configured by using FS parameters for both EHCI and
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* KHCI.
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* When the EHCI is enabled, the application needs to call this function to update device by using current speed.
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* The updated information includes endpoint max packet size, endpoint interval, etc.
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*
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* @param handle The USB device handle.
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* @param speed Speed type. USB_SPEED_HIGH/USB_SPEED_FULL/USB_SPEED_LOW.
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*
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* @return A USB error code or kStatus_USB_Success.
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*/
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usb_status_t USB_DeviceSetSpeed(usb_device_handle handle, uint8_t speed)
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{
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usb_descriptor_union_t *ptr1;
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usb_descriptor_union_t *ptr2;
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ptr1 = (usb_descriptor_union_t *)(void *)(&g_UsbDeviceConfigurationDescriptor[0]);
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ptr2 = (usb_descriptor_union_t
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*)(void *)(&g_UsbDeviceConfigurationDescriptor[USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL - 1U]);
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while (ptr1 < ptr2)
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{
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if (ptr1->common.bDescriptorType == USB_DESCRIPTOR_TYPE_ENDPOINT)
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{
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if (USB_SPEED_HIGH == speed)
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{
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if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
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((uint8_t)USB_CDC_VCOM_INTERRUPT_IN_ENDPOINT ==
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(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
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{
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ptr1->endpoint.bInterval = HS_CDC_VCOM_INTERRUPT_IN_INTERVAL;
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USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE,
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ptr1->endpoint.wMaxPacketSize);
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}
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else if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
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((uint8_t)USB_CDC_VCOM_BULK_IN_ENDPOINT ==
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|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VCOM_BULK_IN_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_OUT) &&
|
|
((uint8_t)USB_CDC_VCOM_BULK_OUT_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VCOM_BULK_OUT_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else
|
|
{
|
|
/* MISRA C-2012 Rule 15.7 */
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
|
|
((uint8_t)USB_CDC_VCOM_INTERRUPT_IN_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
|
|
{
|
|
ptr1->endpoint.bInterval = FS_CDC_VCOM_INTERRUPT_IN_INTERVAL;
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE,
|
|
ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN) &&
|
|
((uint8_t)USB_CDC_VCOM_BULK_IN_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VCOM_BULK_IN_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else if (((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_OUT) &&
|
|
((uint8_t)USB_CDC_VCOM_BULK_OUT_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VCOM_BULK_OUT_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else
|
|
{
|
|
/* MISRA C-2012 Rule 15.7 */
|
|
}
|
|
}
|
|
}
|
|
ptr1 = (usb_descriptor_union_t *)(void *)((uint8_t *)ptr1 + ptr1->common.bLength);
|
|
}
|
|
|
|
for (int i = 0; i < USB_CDC_VCOM_ENDPOINT_CIC_COUNT; i++)
|
|
{
|
|
if (USB_SPEED_HIGH == speed)
|
|
{
|
|
g_UsbDeviceCdcVcomCicEndpoints[i].maxPacketSize = HS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE;
|
|
}
|
|
else
|
|
{
|
|
g_UsbDeviceCdcVcomCicEndpoints[i].maxPacketSize = FS_CDC_VCOM_INTERRUPT_IN_PACKET_SIZE;
|
|
}
|
|
}
|
|
for (int i = 0; i < USB_CDC_VCOM_ENDPOINT_DIC_COUNT; i++)
|
|
{
|
|
if (USB_SPEED_HIGH == speed)
|
|
{
|
|
if (0U !=
|
|
(g_UsbDeviceCdcVcomDicEndpoints[i].endpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK))
|
|
{
|
|
g_UsbDeviceCdcVcomDicEndpoints[i].maxPacketSize = HS_CDC_VCOM_BULK_IN_PACKET_SIZE;
|
|
}
|
|
else
|
|
{
|
|
g_UsbDeviceCdcVcomDicEndpoints[i].maxPacketSize = HS_CDC_VCOM_BULK_OUT_PACKET_SIZE;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (0U !=
|
|
(g_UsbDeviceCdcVcomDicEndpoints[i].endpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK))
|
|
{
|
|
g_UsbDeviceCdcVcomDicEndpoints[i].maxPacketSize = FS_CDC_VCOM_BULK_IN_PACKET_SIZE;
|
|
}
|
|
else
|
|
{
|
|
g_UsbDeviceCdcVcomDicEndpoints[i].maxPacketSize = FS_CDC_VCOM_BULK_OUT_PACKET_SIZE;
|
|
}
|
|
}
|
|
}
|
|
|
|
return kStatus_USB_Success;
|
|
}
|