153 lines
4.4 KiB
C
153 lines
4.4 KiB
C
/*
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** USB_spec.h
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**
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** Copyright 1999, Be Incorporated. All Rights Reserved.
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**
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** This file contains structures and constants based on the USB Specification 1.1
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**
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*/
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#ifndef _USB_SPEC_H
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#define _USB_SPEC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* request types (target & direction) for send_request() */
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/* cf USB Spec Rev 1.1, table 9-2, p 183 */
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#define USB_REQTYPE_DEVICE_IN 0x80
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#define USB_REQTYPE_DEVICE_OUT 0x00
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#define USB_REQTYPE_INTERFACE_IN 0x81
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#define USB_REQTYPE_INTERFACE_OUT 0x01
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#define USB_REQTYPE_ENDPOINT_IN 0x82
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#define USB_REQTYPE_ENDPOINT_OUT 0x02
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#define USB_REQTYPE_OTHER_OUT 0x03
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#define USB_REQTYPE_OTHER_IN 0x83
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/* request types for send_request() */
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/* cf USB Spec Rev 1.1, table 9-2, p 183 */
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#define USB_REQTYPE_STANDARD 0x00
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#define USB_REQTYPE_CLASS 0x20
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#define USB_REQTYPE_VENDOR 0x40
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#define USB_REQTYPE_RESERVED 0x60
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#define USB_REQTYPE_MASK 0x9F
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/* standard request values for send_request() */
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/* cf USB Spec Rev 1.1, table 9-4, p 187 */
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#define USB_REQUEST_GET_STATUS 0
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#define USB_REQUEST_CLEAR_FEATURE 1
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#define USB_REQUEST_SET_FEATURE 3
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#define USB_REQUEST_SET_ADDRESS 5
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#define USB_REQUEST_GET_DESCRIPTOR 6
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#define USB_REQUEST_SET_DESCRIPTOR 7
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#define USB_REQUEST_GET_CONFIGURATION 8
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#define USB_REQUEST_SET_CONFIGURATION 9
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#define USB_REQUEST_GET_INTERFACE 10
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#define USB_REQUEST_SET_INTERFACE 11
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#define USB_REQUEST_SYNCH_FRAME 12
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/* used by {set,get}_descriptor() */
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/* cf USB Spec Rev 1.1, table 9-5, p 187 */
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#define USB_DESCRIPTOR_DEVICE 1
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#define USB_DESCRIPTOR_CONFIGURATION 2
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#define USB_DESCRIPTOR_STRING 3
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#define USB_DESCRIPTOR_INTERFACE 4
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#define USB_DESCRIPTOR_ENDPOINT 5
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/* used by {set,clear}_feature() */
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/* cf USB Spec Rev 1.1, table 9-6, p 188 */
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#define USB_FEATURE_DEVICE_REMOTE_WAKEUP 1
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#define USB_FEATURE_ENDPOINT_HALT 0
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#define USB_ENDPOINT_ATTR_CONTROL 0x00
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#define USB_ENDPOINT_ATTR_ISOCHRONOUS 0x01
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#define USB_ENDPOINT_ATTR_BULK 0x02
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#define USB_ENDPOINT_ATTR_INTERRUPT 0x03
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#define USB_ENDPOINT_ATTR_MASK 0x03
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#define USB_ENDPOINT_ADDR_DIR_IN 0x80
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#define USB_ENDPOINT_ADDR_DIR_OUT 0x00
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typedef struct {
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/* cf USB Spec Rev 1.1, table 9-7, p 197 */
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uint8 length;
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uint8 descriptor_type; /* USB_DESCRIPTOR_DEVICE */
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uint16 usb_version; /* USB_DESCRIPTOR_DEVICE_LENGTH */
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uint8 device_class;
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uint8 device_subclass;
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uint8 device_protocol;
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uint8 max_packet_size_0;
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uint16 vendor_id;
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uint16 product_id;
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uint16 device_version;
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uint8 manufacturer;
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uint8 product;
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uint8 serial_number;
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uint8 num_configurations;
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} _PACKED usb_device_descriptor;
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typedef struct {
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/* cf USB Spec Rev 1.1, table 9-8, p 199 */
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uint8 length;
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uint8 descriptor_type; /* USB_DESCRIPTOR_CONFIGURATION */
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uint16 total_length; /* USB_DESCRIPTOR_CONFIGURATION_LENGTH */
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uint8 number_interfaces;
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uint8 configuration_value;
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uint8 configuration;
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uint8 attributes;
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uint8 max_power;
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} _PACKED usb_configuration_descriptor;
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typedef struct {
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/* cf USB Spec Rev 1.1, table 9-9, p 202 */
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uint8 length;
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uint8 descriptor_type; /* USB_DESCRIPTOR_INTERFACE */
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uint8 interface_number; /* USB_DESCRIPTOR_INTERFACE_LENGTH */
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uint8 alternate_setting;
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uint8 num_endpoints;
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uint8 interface_class;
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uint8 interface_subclass;
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uint8 interface_protocol;
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uint8 interface;
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} _PACKED usb_interface_descriptor;
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typedef struct {
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/* cf USB Spec Rev 1.1, table 9-10, p 203 */
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uint8 length;
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uint8 descriptor_type; /* USB_DESCRIPTOR_ENDPOINT */
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uint8 endpoint_address; /* USB_DESCRIPTOR_ENDPOINT_LENGTH */
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uint8 attributes;
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uint16 max_packet_size;
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uint8 interval;
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} _PACKED usb_endpoint_descriptor;
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typedef struct {
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/* cf USB Spec Rev 1.1, table 9-12, p 205 */
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uint8 length; /* USB_DESCRIPTOR_STRING */
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uint8 descriptor_type;
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uchar string[1];
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} _PACKED usb_string_descriptor;
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typedef struct {
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uint8 length;
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uint8 descriptor_type;
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uint8 data[1];
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} _PACKED usb_generic_descriptor;
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typedef union {
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usb_generic_descriptor generic;
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usb_device_descriptor device;
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usb_interface_descriptor interface;
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usb_endpoint_descriptor endpoint;
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usb_configuration_descriptor configuration;
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usb_string_descriptor string;
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} usb_descriptor;
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#ifdef __cplusplus
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}
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#endif
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#endif
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