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https://github.com/zephyrproject-rtos/zephyr
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83b9f69755
Both operands of an operator in the arithmetic conversions performed shall have the same essential type category. Changes are related to converting the integer constants to the unsigned integer constants Signed-off-by: Aastha Grover <aastha.grover@intel.com>
212 lines
6.4 KiB
C
212 lines
6.4 KiB
C
/***************************************************************************
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*
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*
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* Copyright(c) 2015,2016 Intel Corporation.
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* Copyright(c) 2017 PHYTEC Messtechnik GmbH
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* Copyright(c) 2018 Nordic Semiconductor ASA
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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***************************************************************************/
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/**
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* @file
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* @brief useful constants and macros for the USB application
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*
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* This file contains useful constants and macros for the USB applications.
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*/
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#include <version.h>
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#ifndef ZEPHYR_INCLUDE_USB_USB_COMMON_H_
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#define ZEPHYR_INCLUDE_USB_USB_COMMON_H_
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#define BCD(x) ((((x) / 10) << 4) | ((x) % 10))
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/* Descriptor size in bytes */
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#define USB_DEVICE_DESC_SIZE 18
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#define USB_CONFIGURATION_DESC_SIZE 9
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#define USB_INTERFACE_DESC_SIZE 9
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#define USB_ENDPOINT_DESC_SIZE 7
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#define USB_STRING_DESC_SIZE 4
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#define USB_HID_DESC_SIZE 9
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#define USB_DFU_DESC_SIZE 9
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#define USB_DEVICE_QUAL_DESC_SIZE 10
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#define USB_INTERFACE_ASSOC_DESC_SIZE 8
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/* Descriptor type */
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#define USB_DEVICE_DESC 0x01U
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#define USB_CONFIGURATION_DESC 0x02U
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#define USB_STRING_DESC 0x03U
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#define USB_INTERFACE_DESC 0x04U
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#define USB_ENDPOINT_DESC 0x05U
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#define USB_DEVICE_QUAL_DESC 0x06U
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#define USB_OTHER_SPEED 0x07U
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#define USB_INTERFACE_POWER 0x08U
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#define USB_INTERFACE_ASSOC_DESC 0x0BU
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#define USB_DEVICE_CAPABILITY_DESC 0x10U
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#define USB_HID_DESC 0x21U
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#define USB_HID_REPORT_DESC 0x22U
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#define USB_CS_INTERFACE_DESC 0x24U
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#define USB_CS_ENDPOINT_DESC 0x25U
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#define USB_DFU_FUNCTIONAL_DESC 0x21U
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#define USB_ASSOCIATION_DESC 0x0BU
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#define USB_BINARY_OBJECT_STORE_DESC 0x0FU
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/* Useful define */
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#define USB_1_1 0x0110
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#define USB_2_0 0x0200
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/* Set USB version to 2.1 so that the host will request the BOS descriptor */
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#define USB_2_1 0x0210
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#define BCDDEVICE_RELNUM (BCD(KERNEL_VERSION_MAJOR) << 8 | \
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BCD(KERNEL_VERSION_MINOR))
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/* Highest value of Frame Number in SOF packets. */
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#define USB_SOF_MAX 2047
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/* bmAttributes:
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* D7:Reserved, always 1,
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* D6:Self-Powered -> 1,
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* D5:Remote Wakeup -> 0,
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* D4...0:Reserved -> 0
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*/
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#define USB_CONFIGURATION_ATTRIBUTES_REMOTE_WAKEUP BIT(5)
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#define USB_CONFIGURATION_ATTRIBUTES_SELF_POWERED BIT(6)
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#define USB_CONFIGURATION_ATTRIBUTES BIT(7) \
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| ((COND_CODE_1(CONFIG_USB_SELF_POWERED, \
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(USB_CONFIGURATION_ATTRIBUTES_SELF_POWERED), (0))) \
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| (COND_CODE_1(CONFIG_USB_DEVICE_REMOTE_WAKEUP, \
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(USB_CONFIGURATION_ATTRIBUTES_REMOTE_WAKEUP), (0))))
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/* Classes */
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#define AUDIO_CLASS 0x01
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#define COMMUNICATION_DEVICE_CLASS 0x02
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#define COMMUNICATION_DEVICE_CLASS_DATA 0x0A
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#define HID_CLASS 0x03
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#define MASS_STORAGE_CLASS 0x08
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#define WIRELESS_DEVICE_CLASS 0xE0
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#define MISC_CLASS 0xEF
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#define CUSTOM_CLASS 0xFF
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#define DFU_DEVICE_CLASS 0xFE
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/* Sub-classes */
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#define CDC_NCM_SUBCLASS 0x0d
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#define BOOT_INTERFACE_SUBCLASS 0x01
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#define SCSI_TRANSPARENT_SUBCLASS 0x06
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#define DFU_INTERFACE_SUBCLASS 0x01
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#define RF_SUBCLASS 0x01
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#define CUSTOM_SUBCLASS 0xFF
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/* Misc subclasses */
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#define MISC_RNDIS_SUBCLASS 0x04
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/* Protocols */
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#define V25TER_PROTOCOL 0x01
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#define MOUSE_PROTOCOL 0x02
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#define BULK_ONLY_PROTOCOL 0x50
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#define DFU_RUNTIME_PROTOCOL 0x01
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#define DFU_MODE_PROTOCOL 0x02
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#define BLUETOOTH_PROTOCOL 0x01
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/* CDC ACM protocols */
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#define ACM_VENDOR_PROTOCOL 0xFF
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/* Misc protocols */
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#define MISC_ETHERNET_PROTOCOL 0x01
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/** Standard Device Descriptor */
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struct usb_device_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t bcdUSB;
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uint8_t bDeviceClass;
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uint8_t bDeviceSubClass;
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uint8_t bDeviceProtocol;
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uint8_t bMaxPacketSize0;
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uint16_t idVendor;
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uint16_t idProduct;
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uint16_t bcdDevice;
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uint8_t iManufacturer;
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uint8_t iProduct;
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uint8_t iSerialNumber;
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uint8_t bNumConfigurations;
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} __packed;
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/** Unicode (UTF16LE) String Descriptor */
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struct usb_string_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t bString;
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} __packed;
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/** Association Descriptor */
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struct usb_association_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bFirstInterface;
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uint8_t bInterfaceCount;
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uint8_t bFunctionClass;
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uint8_t bFunctionSubClass;
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uint8_t bFunctionProtocol;
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uint8_t iFunction;
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} __packed;
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/** Standard Configuration Descriptor */
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struct usb_cfg_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint16_t wTotalLength;
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uint8_t bNumInterfaces;
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uint8_t bConfigurationValue;
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uint8_t iConfiguration;
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uint8_t bmAttributes;
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uint8_t bMaxPower;
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} __packed;
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/** Standard Interface Descriptor */
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struct usb_if_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bInterfaceNumber;
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uint8_t bAlternateSetting;
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uint8_t bNumEndpoints;
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uint8_t bInterfaceClass;
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uint8_t bInterfaceSubClass;
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uint8_t bInterfaceProtocol;
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uint8_t iInterface;
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} __packed;
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/** Standard Endpoint Descriptor */
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struct usb_ep_descriptor {
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uint8_t bLength;
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uint8_t bDescriptorType;
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uint8_t bEndpointAddress;
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uint8_t bmAttributes;
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uint16_t wMaxPacketSize;
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uint8_t bInterval;
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} __packed;
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#endif /* ZEPHYR_INCLUDE_USB_USB_COMMON_H_ */
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