haiku/headers/os/drivers/USB_spec.h

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/*
** USB_spec.h
**
** Copyright 1999, Be Incorporated. All Rights Reserved.
**
** This file contains structures and constants based on the USB Specification 1.1
**
*/
#ifndef _USB_SPEC_H
#define _USB_SPEC_H
#ifdef __cplusplus
extern "C" {
#endif
/* request types (target & direction) for send_request() */
/* cf USB Spec Rev 1.1, table 9-2, p 183 */
#define USB_REQTYPE_DEVICE_IN 0x80
#define USB_REQTYPE_DEVICE_OUT 0x00
#define USB_REQTYPE_INTERFACE_IN 0x81
#define USB_REQTYPE_INTERFACE_OUT 0x01
#define USB_REQTYPE_ENDPOINT_IN 0x82
#define USB_REQTYPE_ENDPOINT_OUT 0x02
#define USB_REQTYPE_OTHER_OUT 0x03
#define USB_REQTYPE_OTHER_IN 0x83
/* request types for send_request() */
/* cf USB Spec Rev 1.1, table 9-2, p 183 */
#define USB_REQTYPE_STANDARD 0x00
#define USB_REQTYPE_CLASS 0x20
#define USB_REQTYPE_VENDOR 0x40
#define USB_REQTYPE_RESERVED 0x60
#define USB_REQTYPE_MASK 0x9F
/* standard request values for send_request() */
/* cf USB Spec Rev 1.1, table 9-4, p 187 */
#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_SYNCH_FRAME 12
/* used by {set,get}_descriptor() */
/* cf USB Spec Rev 1.1, table 9-5, p 187 */
#define USB_DESCRIPTOR_DEVICE 1
#define USB_DESCRIPTOR_CONFIGURATION 2
#define USB_DESCRIPTOR_STRING 3
#define USB_DESCRIPTOR_INTERFACE 4
#define USB_DESCRIPTOR_ENDPOINT 5
/* used by {set,clear}_feature() */
/* cf USB Spec Rev 1.1, table 9-6, p 188 */
#define USB_FEATURE_DEVICE_REMOTE_WAKEUP 1
#define USB_FEATURE_ENDPOINT_HALT 0
#define USB_ENDPOINT_ATTR_CONTROL 0x00
#define USB_ENDPOINT_ATTR_ISOCHRONOUS 0x01
#define USB_ENDPOINT_ATTR_BULK 0x02
#define USB_ENDPOINT_ATTR_INTERRUPT 0x03
#define USB_ENDPOINT_ATTR_MASK 0x03
#define USB_ENDPOINT_ADDR_DIR_IN 0x80
#define USB_ENDPOINT_ADDR_DIR_OUT 0x00
typedef struct {
/* cf USB Spec Rev 1.1, table 9-7, p 197 */
uint8 length;
uint8 descriptor_type; /* USB_DESCRIPTOR_DEVICE */
uint16 usb_version; /* USB_DESCRIPTOR_DEVICE_LENGTH */
uint8 device_class;
uint8 device_subclass;
uint8 device_protocol;
uint8 max_packet_size_0;
uint16 vendor_id;
uint16 product_id;
uint16 device_version;
uint8 manufacturer;
uint8 product;
uint8 serial_number;
uint8 num_configurations;
} _PACKED usb_device_descriptor;
typedef struct {
/* cf USB Spec Rev 1.1, table 9-8, p 199 */
uint8 length;
uint8 descriptor_type; /* USB_DESCRIPTOR_CONFIGURATION */
uint16 total_length; /* USB_DESCRIPTOR_CONFIGURATION_LENGTH */
uint8 number_interfaces;
uint8 configuration_value;
uint8 configuration;
uint8 attributes;
uint8 max_power;
} _PACKED usb_configuration_descriptor;
typedef struct {
/* cf USB Spec Rev 1.1, table 9-9, p 202 */
uint8 length;
uint8 descriptor_type; /* USB_DESCRIPTOR_INTERFACE */
uint8 interface_number; /* USB_DESCRIPTOR_INTERFACE_LENGTH */
uint8 alternate_setting;
uint8 num_endpoints;
uint8 interface_class;
uint8 interface_subclass;
uint8 interface_protocol;
uint8 interface;
} _PACKED usb_interface_descriptor;
typedef struct {
/* cf USB Spec Rev 1.1, table 9-10, p 203 */
uint8 length;
uint8 descriptor_type; /* USB_DESCRIPTOR_ENDPOINT */
uint8 endpoint_address; /* USB_DESCRIPTOR_ENDPOINT_LENGTH */
uint8 attributes;
uint16 max_packet_size;
uint8 interval;
} _PACKED usb_endpoint_descriptor;
typedef struct {
/* cf USB Spec Rev 1.1, table 9-12, p 205 */
uint8 length; /* USB_DESCRIPTOR_STRING */
uint8 descriptor_type;
uchar string[1];
} _PACKED usb_string_descriptor;
typedef struct {
uint8 length;
uint8 descriptor_type;
uint8 data[1];
} _PACKED usb_generic_descriptor;
typedef union {
usb_generic_descriptor generic;
usb_device_descriptor device;
usb_interface_descriptor interface;
usb_endpoint_descriptor endpoint;
usb_configuration_descriptor configuration;
usb_string_descriptor string;
} usb_descriptor;
#ifdef __cplusplus
}
#endif
#endif