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/******************************************************************************
* The MIT License
*
* Copyright (c) 2010 LeafLabs LLC.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use, copy,
* modify, merge, publish, distribute, sublicense, and/or sell copies
* of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*****************************************************************************/
#ifndef _USB_DESCRIPTORS_H_
#define _USB_DESCRIPTORS_H_
#include <libmaple/libmaple.h>
#define USB_DESCRIPTOR_TYPE_DEVICE 0x01
#define USB_DESCRIPTOR_TYPE_CONFIGURATION 0x02
#define USB_DESCRIPTOR_TYPE_STRING 0x03
#define USB_DESCRIPTOR_TYPE_INTERFACE 0x04
#define USB_DESCRIPTOR_TYPE_ENDPOINT 0x05
#define USB_DEVICE_CLASS_CDC 0x02
#define USB_DEVICE_SUBCLASS_CDC 0x00
#define USB_INTERFACE_CLASS_CDC 0x02
/* CDC Abstract Control Model */
#define USB_INTERFACE_SUBCLASS_CDC_ACM 0x02
#define USB_INTERFACE_CLASS_DIC 0x0A
#define USB_CONFIG_ATTR_BUSPOWERED 0b10000000
#define USB_CONFIG_ATTR_SELF_POWERED 0b11000000
#define EP_TYPE_INTERRUPT 0x03
#define EP_TYPE_BULK 0x02
#define USB_DESCRIPTOR_ENDPOINT_IN 0x80
#define USB_DESCRIPTOR_ENDPOINT_OUT 0x00
#define USB_DESCRIPTOR_STRING_LEN(x) (2 + (x << 1))
#if defined(__cplusplus)
extern "C" {
#endif
#define USB_DESCRIPTOR_STRING(len) \
struct { \
uint8 bLength; \
uint8 bDescriptorType; \
uint16 bString[len]; \
} __packed
#define CDC_FUNCTIONAL_DESCRIPTOR_SIZE(DataSize) (3 + DataSize)
#define CDC_FUNCTIONAL_DESCRIPTOR(DataSize) \
struct { \
uint8 bLength; \
uint8 bDescriptorType; \
uint8 SubType; \
uint8 Data[DataSize]; \
} __packed
typedef struct {
uint8 bLength;
uint8 bDescriptorType;
uint16 bcdUSB;
uint8 bDeviceClass;
uint8 bDeviceSubClass;
uint8 bDeviceProtocol;
uint8 bMaxPacketSize0;
uint16 idVendor;
uint16 idProduct;
uint16 bcdDevice;
uint8 iManufacturer;
uint8 iProduct;
uint8 iSerialNumber;
uint8 bNumConfigurations;
} __packed USB_Descriptor_Device;
typedef struct {
uint8 bLength;
uint8 bDescriptorType;
uint16 wTotalLength;
uint8 bNumInterfaces;
uint8 bConfigurationValue;
uint8 iConfiguration;
uint8 bmAttributes;
uint8 bMaxPower;
} __packed USB_Descriptor_Config_Header;
typedef struct {
uint8 bLength;
uint8 bDescriptorType;
uint8 bInterfaceNumber;
uint8 bAlternateSetting;
uint8 bNumEndpoints;
uint8 bInterfaceClass;
uint8 bInterfaceSubClass;
uint8 bInterfaceProtocol;
uint8 iInterface;
} __packed USB_Descriptor_Interface;
typedef struct {
uint8 bLength;
uint8 bDescriptorType;
uint8 bEndpointAddress;
uint8 bmAttributes;
uint16 wMaxPacketSize;
uint8 bInterval;
} __packed USB_Descriptor_Endpoint;
typedef struct {
USB_Descriptor_Config_Header Config_Header;
USB_Descriptor_Interface CCI_Interface;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_IntHeader;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_CallManagement;
CDC_FUNCTIONAL_DESCRIPTOR(1) CDC_Functional_ACM;
CDC_FUNCTIONAL_DESCRIPTOR(2) CDC_Functional_Union;
USB_Descriptor_Endpoint ManagementEndpoint;
USB_Descriptor_Interface DCI_Interface;
USB_Descriptor_Endpoint DataOutEndpoint;
USB_Descriptor_Endpoint DataInEndpoint;
} __packed USB_Descriptor_Config;
typedef struct {
uint8 bLength;
uint8 bDescriptorType;
uint16 bString[];
} USB_Descriptor_String;
#if defined(__cplusplus)
}
#endif
#endif
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