459 lines
20 KiB
C
459 lines
20 KiB
C
/*
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* Copyright (c) 2016, Freescale Semiconductor, Inc.
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* Copyright 2016,2018 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_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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uint8_t g_currentConfigure = 0;
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uint8_t g_interface[USB_CDC_VNIC_INTERFACE_COUNT];
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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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USB_SHORT_GET_LOW(USB_DEVICE_VID),
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USB_SHORT_GET_HIGH(USB_DEVICE_VID), /* Vendor ID (assigned by the USB-IF) */
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USB_SHORT_GET_LOW(USB_DEVICE_PID),
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USB_SHORT_GET_HIGH(USB_DEVICE_PID), /* Product ID (assigned by the manufacturer) */
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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_VNIC_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_VNIC_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_VNIC_COMM_INTERFACE_INDEX, USB_CDC_VNIC_COMM_INTERFACE_ALTERNATE_0,
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USB_CDC_VNIC_ENDPOINT_CIC_COUNT, USB_CDC_VNIC_CIC_CLASS, USB_CDC_VNIC_CIC_SUBCLASS, 0xFF,
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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, 0x00, /* No ACM capability */
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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_VNIC_INTERRUPT_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_INTERRUPT, USB_SHORT_GET_LOW(FS_CDC_VNIC_INTERRUPT_IN_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VNIC_INTERRUPT_IN_PACKET_SIZE), FS_CDC_VNIC_INTERRUPT_IN_INTERVAL,
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/* Data Interface Descriptor */
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USB_DESCRIPTOR_LENGTH_INTERFACE, USB_DESCRIPTOR_TYPE_INTERFACE, USB_CDC_VNIC_DATA_INTERFACE_INDEX, USB_CDC_VNIC_DATA_INTERFACE_ALTERNATE_0,
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USB_CDC_VNIC_ENDPOINT_DIC_COUNT, USB_CDC_VNIC_DIC_CLASS, USB_CDC_VNIC_DIC_SUBCLASS, USB_CDC_VNIC_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_VNIC_BULK_IN_ENDPOINT | (USB_IN << 7U),
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USB_ENDPOINT_BULK, USB_SHORT_GET_LOW(FS_CDC_VNIC_BULK_IN_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VNIC_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_VNIC_BULK_OUT_ENDPOINT | (USB_OUT << 7U),
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USB_ENDPOINT_BULK, USB_SHORT_GET_LOW(FS_CDC_VNIC_BULK_OUT_PACKET_SIZE),
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USB_SHORT_GET_HIGH(FS_CDC_VNIC_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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'N', 0x00U,
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'X', 0x00U,
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'P', 0x00U,
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' ', 0x00U,
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'S', 0x00U,
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'E', 0x00U,
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'M', 0x00U,
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'I', 0x00U,
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'C', 0x00U,
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'O', 0x00U,
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'N', 0x00U,
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'D', 0x00U,
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'U', 0x00U,
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'C', 0x00U,
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'T', 0x00U,
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'O', 0x00U,
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'R', 0x00U,
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'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[] = {2U + 2U * 20U, USB_DESCRIPTOR_TYPE_STRING,
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'M', 0,
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'C', 0,
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'U', 0,
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' ', 0,
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'V', 0,
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'I', 0,
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'R', 0,
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'T', 0,
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'U', 0,
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'A', 0,
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'L', 0,
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' ', 0,
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'N', 0,
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'I', 0,
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'C', 0,
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' ', 0,
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'D', 0,
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'E', 0,
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'M', 0,
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'O', 0};
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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 Get the descriptor.
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*
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* The function is used to get the descriptor, including the device descriptor, configuration descriptor, and string
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* descriptor, etc.
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*
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* @param handle The device handle.
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* @param setup The setup packet buffer address.
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* @param length It is an OUT parameter, return the data length need to be sent to host.
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* @param buffer It is an OUT parameter, return the data buffer address.
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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_DeviceGetDescriptor(usb_device_handle handle,
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usb_setup_struct_t *setup,
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uint32_t *length,
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uint8_t **buffer)
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{
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uint8_t descriptorType = (uint8_t)((setup->wValue & 0xFF00U) >> 8U);
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uint8_t descriptorIndex = (uint8_t)((setup->wValue & 0x00FFU));
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usb_status_t ret = kStatus_USB_Success;
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if (USB_REQUEST_STANDARD_GET_DESCRIPTOR != setup->bRequest)
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{
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return kStatus_USB_InvalidRequest;
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}
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switch (descriptorType)
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{
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case USB_DESCRIPTOR_TYPE_STRING:
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{
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if (descriptorIndex == 0)
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{
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*buffer = (uint8_t *)g_UsbDeviceLanguageList.languageString;
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*length = g_UsbDeviceLanguageList.stringLength;
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}
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else
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{
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uint8_t langId = 0;
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uint8_t langIndex = USB_DEVICE_STRING_COUNT;
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for (; langId < USB_DEVICE_LANGUAGE_COUNT; langId++)
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{
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if (setup->wIndex == g_UsbDeviceLanguageList.languageList[langId].languageId)
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{
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if (descriptorIndex < USB_DEVICE_STRING_COUNT)
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{
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langIndex = descriptorIndex;
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}
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break;
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}
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}
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if (USB_DEVICE_STRING_COUNT == langIndex)
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{
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return kStatus_USB_InvalidRequest;
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}
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*buffer = (uint8_t *)g_UsbDeviceLanguageList.languageList[langId].string[langIndex];
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*length = g_UsbDeviceLanguageList.languageList[langId].length[langIndex];
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}
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}
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break;
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case USB_DESCRIPTOR_TYPE_DEVICE:
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{
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*buffer = g_UsbDeviceDescriptor;
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*length = USB_DESCRIPTOR_LENGTH_DEVICE;
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}
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break;
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case USB_DESCRIPTOR_TYPE_CONFIGURE:
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{
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*buffer = g_UsbDeviceConfigurationDescriptor;
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*length = USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL;
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}
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break;
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default:
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ret = kStatus_USB_InvalidRequest;
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break;
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} /* End Switch */
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return ret;
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}
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/*!
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* @brief Set the device configuration.
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*
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* The function is used to set the device configuration.
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*
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* @param handle The device handle.
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* @param configure The configuration value.
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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_DeviceSetConfigure(usb_device_handle handle, uint8_t configure)
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{
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if (!configure)
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{
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return kStatus_USB_Error;
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}
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g_currentConfigure = configure;
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return USB_DeviceCallback(handle, kUSB_DeviceEventSetConfiguration, &configure);
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}
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/*!
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* @brief Get the device configuration.
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*
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* The function is used to get the device configuration.
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*
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* @param handle The device handle.
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* @param configure It is an OUT parameter, save the current configuration value.
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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_DeviceGetConfigure(usb_device_handle handle, uint8_t *configure)
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{
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*configure = g_currentConfigure;
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return kStatus_USB_Success;
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}
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/*!
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* @brief Set an interface alternate setting.
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*
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* The function is used to set an interface alternate setting.
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*
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* @param handle The device handle.
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* @param interface The interface index.
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* @param alternateSetting The new alternate setting value.
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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_DeviceSetInterface(usb_device_handle handle, uint8_t interface, uint8_t alternateSetting)
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{
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if (interface < USB_CDC_VNIC_INTERFACE_COUNT)
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{
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g_interface[interface] = alternateSetting;
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return USB_DeviceCallback(handle, kUSB_DeviceEventSetInterface, &interface);
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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 Get an interface alternate setting.
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*
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* The function is used to get an interface alternate setting.
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*
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* @param handle The device handle.
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* @param interface The interface index.
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* @param alternateSetting It is an OUT parameter, save the new alternate setting value of the interface.
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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_DeviceGetInterface(usb_device_handle handle, uint8_t interface, uint8_t *alternateSetting)
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{
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if (interface < USB_CDC_VNIC_INTERFACE_COUNT)
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{
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*alternateSetting = g_interface[interface];
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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 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 *)(&g_UsbDeviceConfigurationDescriptor[0]);
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ptr2 = (usb_descriptor_union_t *)(&g_UsbDeviceConfigurationDescriptor[USB_DESCRIPTOR_LENGTH_CONFIGURATION_ALL - 1]);
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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 ((USB_CDC_VNIC_INTERRUPT_IN_ENDPOINT ==
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(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
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((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN))
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{
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ptr1->endpoint.bInterval = HS_CDC_VNIC_INTERRUPT_IN_INTERVAL;
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USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VNIC_INTERRUPT_IN_PACKET_SIZE,
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ptr1->endpoint.wMaxPacketSize);
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}
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else if ((USB_CDC_VNIC_BULK_IN_ENDPOINT ==
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(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
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((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN))
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{
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USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VNIC_BULK_IN_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
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}
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else if ((USB_CDC_VNIC_BULK_OUT_ENDPOINT ==
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(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
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((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_OUT))
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{
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USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(HS_CDC_VNIC_BULK_OUT_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
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}
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else
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{
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}
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}
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else
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{
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if ((USB_CDC_VNIC_INTERRUPT_IN_ENDPOINT ==
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(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
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((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
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USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN))
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{
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ptr1->endpoint.bInterval = FS_CDC_VNIC_INTERRUPT_IN_INTERVAL;
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VNIC_INTERRUPT_IN_PACKET_SIZE,
|
|
ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else if ((USB_CDC_VNIC_BULK_IN_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
|
|
((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_IN))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VNIC_BULK_IN_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else if ((USB_CDC_VNIC_BULK_OUT_ENDPOINT ==
|
|
(ptr1->endpoint.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK)) &&
|
|
((ptr1->endpoint.bEndpointAddress & USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_MASK) ==
|
|
USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_OUT))
|
|
{
|
|
USB_SHORT_TO_LITTLE_ENDIAN_ADDRESS(FS_CDC_VNIC_BULK_OUT_PACKET_SIZE, ptr1->endpoint.wMaxPacketSize);
|
|
}
|
|
else
|
|
{
|
|
}
|
|
}
|
|
}
|
|
ptr1 = (usb_descriptor_union_t *)((uint8_t *)ptr1 + ptr1->common.bLength);
|
|
}
|
|
return kStatus_USB_Success;
|
|
}
|