crashtest-r0ket/firmware/core/usbcdc/usb.h

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2011-05-15 11:27:49 +00:00
/*----------------------------------------------------------------------------
* U S B - K e r n e l
*----------------------------------------------------------------------------
* Name: usb.h
* Purpose: USB Definitions
* Version: V1.20
*----------------------------------------------------------------------------
* This software is supplied "AS IS" without any warranties, express,
* implied or statutory, including but not limited to the implied
* warranties of fitness for purpose, satisfactory quality and
* noninfringement. Keil extends you a royalty-free right to reproduce
* and distribute executable files created using this software for use
* on NXP Semiconductors LPC microcontroller devices only. Nothing else
* gives you the right to use this software.
*
* Copyright (c) 2009 Keil - An ARM Company. All rights reserved.
*---------------------------------------------------------------------------*/
#ifndef __USB_H__
#define __USB_H__
typedef union {
uint16_t W;
struct {
uint8_t L;
uint8_t H;
} __attribute__((packed)) WB;
} __attribute__((packed)) WORD_BYTE;
/* bmRequestType.Dir */
#define REQUEST_HOST_TO_DEVICE 0
#define REQUEST_DEVICE_TO_HOST 1
/* bmRequestType.Type */
#define REQUEST_STANDARD 0
#define REQUEST_CLASS 1
#define REQUEST_VENDOR 2
#define REQUEST_RESERVED 3
/* bmRequestType.Recipient */
#define REQUEST_TO_DEVICE 0
#define REQUEST_TO_INTERFACE 1
#define REQUEST_TO_ENDPOINT 2
#define REQUEST_TO_OTHER 3
/* bmRequestType Definition */
typedef union _REQUEST_TYPE {
struct _BM {
uint8_t Recipient : 5;
uint8_t Type : 2;
uint8_t Dir : 1;
} __attribute__((packed)) BM;
uint8_t B;
} __attribute__((packed)) REQUEST_TYPE;
/* USB Standard Request Codes */
#define USB_REQUEST_GET_STATUS 0
#define USB_REQUEST_CLEAR_FEATURE 1
#define USB_REQUEST_SET_FEATURE 3
#define USB_REQUEST_SET_ADDRESS 5
#define USB_REQUEST_GET_DESCRIPTOR 6
#define USB_REQUEST_SET_DESCRIPTOR 7
#define USB_REQUEST_GET_CONFIGURATION 8
#define USB_REQUEST_SET_CONFIGURATION 9
#define USB_REQUEST_GET_INTERFACE 10
#define USB_REQUEST_SET_INTERFACE 11
#define USB_REQUEST_SYNC_FRAME 12
/* USB GET_STATUS Bit Values */
#define USB_GETSTATUS_SELF_POWERED 0x01
#define USB_GETSTATUS_REMOTE_WAKEUP 0x02
#define USB_GETSTATUS_ENDPOINT_STALL 0x01
/* USB Standard Feature selectors */
#define USB_FEATURE_ENDPOINT_STALL 0
#define USB_FEATURE_REMOTE_WAKEUP 1
/* USB Default Control Pipe Setup Packet */
typedef struct _USB_SETUP_PACKET {
REQUEST_TYPE bmRequestType;
uint8_t bRequest;
WORD_BYTE wValue;
WORD_BYTE wIndex;
uint16_t wLength;
} __attribute__((packed)) USB_SETUP_PACKET;
/* USB Descriptor Types */
#define USB_DEVICE_DESCRIPTOR_TYPE 1
#define USB_CONFIGURATION_DESCRIPTOR_TYPE 2
#define USB_STRING_DESCRIPTOR_TYPE 3
#define USB_INTERFACE_DESCRIPTOR_TYPE 4
#define USB_ENDPOINT_DESCRIPTOR_TYPE 5
#define USB_DEVICE_QUALIFIER_DESCRIPTOR_TYPE 6
#define USB_OTHER_SPEED_CONFIG_DESCRIPTOR_TYPE 7
#define USB_INTERFACE_POWER_DESCRIPTOR_TYPE 8
#define USB_OTG_DESCRIPTOR_TYPE 9
#define USB_DEBUG_DESCRIPTOR_TYPE 10
#define USB_INTERFACE_ASSOCIATION_DESCRIPTOR_TYPE 11
/* USB Device Classes */
#define USB_DEVICE_CLASS_RESERVED 0x00
#define USB_DEVICE_CLASS_AUDIO 0x01
#define USB_DEVICE_CLASS_COMMUNICATIONS 0x02
#define USB_DEVICE_CLASS_HUMAN_INTERFACE 0x03
#define USB_DEVICE_CLASS_MONITOR 0x04
#define USB_DEVICE_CLASS_PHYSICAL_INTERFACE 0x05
#define USB_DEVICE_CLASS_POWER 0x06
#define USB_DEVICE_CLASS_PRINTER 0x07
#define USB_DEVICE_CLASS_STORAGE 0x08
#define USB_DEVICE_CLASS_HUB 0x09
#define USB_DEVICE_CLASS_MISCELLANEOUS 0xEF
#define USB_DEVICE_CLASS_VENDOR_SPECIFIC 0xFF
/* bmAttributes in Configuration Descriptor */
#define USB_CONFIG_POWERED_MASK 0x40
#define USB_CONFIG_BUS_POWERED 0x80
#define USB_CONFIG_SELF_POWERED 0xC0
#define USB_CONFIG_REMOTE_WAKEUP 0x20
/* bMaxPower in Configuration Descriptor */
#define USB_CONFIG_POWER_MA(mA) ((mA)/2)
/* bEndpointAddress in Endpoint Descriptor */
#define USB_ENDPOINT_DIRECTION_MASK 0x80
#define USB_ENDPOINT_OUT(addr) ((addr) | 0x00)
#define USB_ENDPOINT_IN(addr) ((addr) | 0x80)
/* bmAttributes in Endpoint Descriptor */
#define USB_ENDPOINT_TYPE_MASK 0x03
#define USB_ENDPOINT_TYPE_CONTROL 0x00
#define USB_ENDPOINT_TYPE_ISOCHRONOUS 0x01
#define USB_ENDPOINT_TYPE_BULK 0x02
#define USB_ENDPOINT_TYPE_INTERRUPT 0x03
#define USB_ENDPOINT_SYNC_MASK 0x0C
#define USB_ENDPOINT_SYNC_NO_SYNCHRONIZATION 0x00
#define USB_ENDPOINT_SYNC_ASYNCHRONOUS 0x04
#define USB_ENDPOINT_SYNC_ADAPTIVE 0x08
#define USB_ENDPOINT_SYNC_SYNCHRONOUS 0x0C
#define USB_ENDPOINT_USAGE_MASK 0x30
#define USB_ENDPOINT_USAGE_DATA 0x00
#define USB_ENDPOINT_USAGE_FEEDBACK 0x10
#define USB_ENDPOINT_USAGE_IMPLICIT_FEEDBACK 0x20
#define USB_ENDPOINT_USAGE_RESERVED 0x30
/* USB Standard Device Descriptor */
typedef struct _USB_DEVICE_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bcdUSB;
uint8_t bDeviceClass;
uint8_t bDeviceSubClass;
uint8_t bDeviceProtocol;
uint8_t bMaxPacketSize0;
uint16_t idVendor;
uint16_t idProduct;
uint16_t bcdDevice;
uint8_t iManufacturer;
uint8_t iProduct;
uint8_t iSerialNumber;
uint8_t bNumConfigurations;
} __attribute__((packed)) USB_DEVICE_DESCRIPTOR;
/* USB 2.0 Device Qualifier Descriptor */
typedef struct _USB_DEVICE_QUALIFIER_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bcdUSB;
uint8_t bDeviceClass;
uint8_t bDeviceSubClass;
uint8_t bDeviceProtocol;
uint8_t bMaxPacketSize0;
uint8_t bNumConfigurations;
uint8_t bReserved;
} __attribute__((packed)) USB_DEVICE_QUALIFIER_DESCRIPTOR;
/* USB Standard Configuration Descriptor */
typedef struct _USB_CONFIGURATION_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t wTotalLength;
uint8_t bNumInterfaces;
uint8_t bConfigurationValue;
uint8_t iConfiguration;
uint8_t bmAttributes;
uint8_t bMaxPower;
} __attribute__((packed)) USB_CONFIGURATION_DESCRIPTOR;
/* USB Standard Interface Descriptor */
typedef struct _USB_INTERFACE_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bInterfaceNumber;
uint8_t bAlternateSetting;
uint8_t bNumEndpoints;
uint8_t bInterfaceClass;
uint8_t bInterfaceSubClass;
uint8_t bInterfaceProtocol;
uint8_t iInterface;
} __attribute__((packed)) USB_INTERFACE_DESCRIPTOR;
/* USB Standard Endpoint Descriptor */
typedef struct _USB_ENDPOINT_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint8_t bEndpointAddress;
uint8_t bmAttributes;
uint16_t wMaxPacketSize;
uint8_t bInterval;
} __attribute__((packed)) USB_ENDPOINT_DESCRIPTOR;
/* USB String Descriptor */
typedef struct _USB_STRING_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t bString/*[]*/;
} __attribute__((packed)) USB_STRING_DESCRIPTOR;
/* USB Common Descriptor */
typedef struct _USB_COMMON_DESCRIPTOR {
uint8_t bLength;
uint8_t bDescriptorType;
} __attribute__((packed)) USB_COMMON_DESCRIPTOR;
#endif /* __USB_H__ */