NetBSD/sys/dev/usb/usb.h

379 lines
11 KiB
C
Raw Normal View History

/* $NetBSD: usb.h,v 1.3 1998/07/25 15:22:11 augustss Exp $ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* Author: Lennart Augustsson <augustss@carlstedt.se>
* Carlstedt Research & Technology
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _USB_H_
#define _USB_H_
#include <sys/types.h>
#include <sys/ioctl.h>
#define USB_MAX_DEVICES 128
#define USB_START_ADDR 0
#define USB_CONTROL_ENDPOINT 0
#define USB_MAX_ENDPOINTS 16
/*
* The USB records contain some unaligned little-endian word
* components. The U[SG]ETW macros take care of both the alignment
* and endian problem and should always be used to access 16 bit
* values.
*/
typedef u_int8_t uByte;
typedef u_int8_t uWord[2];
#define UGETW(w) ((w)[0] | ((w)[1] << 8))
#define USETW(w,v) ((w)[0] = (u_int8_t)(v), (w)[1] = (u_int8_t)((v) >> 8))
#define USETW2(w,h,l) ((w)[0] = (u_int8_t)(l), (w)[1] = (u_int8_t)(h))
/*
* On little-endian machines that can handle unanliged accesses
* (e.g. i386) these macros can be replaced by the following.
*/
#if 0
#define UGETW(w) (*(u_int16_t *)(w))
#define USETW(w,v) (*(u_int16_t *)(w) = (v))
#endif
typedef struct {
uByte bmRequestType;
uByte bRequest;
uWord wValue;
uWord wIndex;
uWord wLength;
} usb_device_request_t;
#define UT_WRITE 0x00
#define UT_READ 0x80
#define UT_STANDARD 0x00
#define UT_CLASS 0x20
#define UT_VENDOR 0x40
#define UT_DEVICE 0x00
#define UT_INTERFACE 0x01
#define UT_ENDPOINT 0x02
#define UT_OTHER 0x03
#define UT_READ_DEVICE (UT_READ | UT_STANDARD | UT_DEVICE)
#define UT_READ_INTERFACE (UT_READ | UT_STANDARD | UT_INTERFACE)
#define UT_READ_ENDPOINT (UT_READ | UT_STANDARD | UT_ENDPOINT)
#define UT_WRITE_DEVICE (UT_WRITE | UT_STANDARD | UT_DEVICE)
#define UT_WRITE_INTERFACE (UT_WRITE | UT_STANDARD | UT_INTERFACE)
#define UT_WRITE_ENDPOINT (UT_WRITE | UT_STANDARD | UT_ENDPOINT)
#define UT_READ_CLASS_DEVICE (UT_READ | UT_CLASS | UT_DEVICE)
#define UT_READ_CLASS_INTERFACE (UT_READ | UT_CLASS | UT_INTERFACE)
#define UT_READ_CLASS_OTHER (UT_READ | UT_CLASS | UT_OTHER)
#define UT_WRITE_CLASS_DEVICE (UT_WRITE | UT_CLASS | UT_DEVICE)
#define UT_WRITE_CLASS_INTERFACE (UT_WRITE | UT_CLASS | UT_INTERFACE)
#define UT_WRITE_CLASS_OTHER (UT_WRITE | UT_CLASS | UT_OTHER)
/* Requests */
#define UR_GET_STATUS 0x00
#define UR_CLEAR_FEATURE 0x01
#define UR_SET_FEATURE 0x03
#define UR_SET_ADDRESS 0x05
#define UR_GET_DESCRIPTOR 0x06
#define UDESC_DEVICE 1
#define UDESC_CONFIG 2
#define UDESC_STRING 3
#define UDESC_INTERFACE 4
#define UDESC_ENDPOINT 5
#define UR_SET_DESCRIPTOR 0x07
#define UR_GET_CONFIG 0x08
#define UR_SET_CONFIG 0x09
#define UR_GET_INTERFACE 0x0a
#define UR_SET_INTERFACE 0x0b
#define UR_SYNCH_FRAME 0x0c
/* Feature numbers */
#define UF_ENDPOINT_STALL 0
#define UF_DEVICE_REMOTE_WAKEUP 1
#define USB_MAX_IPACKET 8 /* maximum size of the initial packet */
typedef struct {
uByte bLength;
uByte bDescriptorType;
uByte bDescriptorSubtype;
} usb_descriptor_t;
typedef struct {
uByte bLength;
uByte bDescriptorType;
uWord bcdUSB;
uByte bDeviceClass;
uByte bDeviceSubClass;
uByte bDeviceProtocol;
uByte bMaxPacketSize;
/* The fields below are not part of the initial descriptor. */
uWord idVendor;
uWord idProduct;
uWord bcdDevice;
uByte iManufacturer;
uByte iProduct;
uByte iSerialNumber;
uByte bNumConfigurations;
} usb_device_descriptor_t;
#define USB_DEVICE_DESCRIPTOR_SIZE 18
typedef struct {
uByte bLength;
uByte bDescriptorType;
uWord wTotalLength;
uByte bNumInterface;
uByte bConfigurationValue;
uByte iConfiguration;
uByte bmAttributes;
#define UC_BUS_POWERED 0x80
#define UC_SELF_POWERED 0x40
#define UC_REMOTE_WAKEUP 0x20
uByte bMaxPower; /* max current in 2 mA units */
#define UC_POWER_FACTOR 2
} usb_config_descriptor_t;
#define USB_CONFIG_DESCRIPTOR_SIZE 9
typedef struct {
uByte bLength;
uByte bDescriptorType;
uByte bInterfaceNumber;
uByte bAlternateSetting;
uByte bNumEndpoints;
uByte bInterfaceClass;
uByte bInterfaceSubClass;
uByte bInterfaceProtocol;
uByte iInterface;
} usb_interface_descriptor_t;
#define USB_INTERFACE_DESCRIPTOR_SIZE 9
typedef struct {
uByte bLength;
uByte bDescriptorType;
uByte bEndpointAddress;
#define UE_IN 0x80
#define UE_OUT 0x00
#define UE_ADDR 0x0f
#define UE_GET_IN(a) (((a) >> 7) & 1)
uByte bmAttributes;
#define UE_CONTROL 0x00
#define UE_ISOCHRONOUS 0x01
#define UE_BULK 0x02
#define UE_INTERRUPT 0x03
#define UE_XFERTYPE 0x03
uWord wMaxPacketSize;
uByte bInterval;
} usb_endpoint_descriptor_t;
#define USB_ENDPOINT_DESCRIPTOR_SIZE 7
typedef struct {
uByte bLength;
uByte bDescriptorType;
uWord bString[127];
} usb_string_descriptor_t;
#define USB_MAX_STRING_LEN 128
/* Hub specific request */
#define UR_GET_BUS_STATE 0x02
/* Hub features */
#define UHF_C_HUB_LOCAL_POWER 0
#define UHF_C_HUB_OVER_CURRENT 1
#define UHF_PORT_CONNECTION 0
#define UHF_PORT_ENABLE 1
#define UHF_PORT_SUSPEND 2
#define UHF_PORT_OVER_CURRENT 3
#define UHF_PORT_RESET 4
#define UHF_PORT_POWER 8
#define UHF_PORT_LOW_SPEED 9
#define UHF_C_PORT_CONNECTION 16
#define UHF_C_PORT_ENABLE 17
#define UHF_C_PORT_SUSPEND 18
#define UHF_C_PORT_OVER_CURRENT 19
#define UHF_C_PORT_RESET 20
typedef struct {
uByte bDescLength;
uByte bDescriptorType;
uByte bNbrPorts;
uWord bHubCharacteristics;
#define UHD_PWR 0x03
#define UHD_PWR_GANGED 0x00
#define UHD_PWR_INDIVIDUAL 0x01
#define UHD_PWR_NO_SWITCH 0x02
#define UHD_COMPOUND 0x04
#define UHD_OC 0x18
#define UHD_OC_GLOBAL 0x00
#define UHD_OC_INDIVIDUAL 0x08
#define UHD_OC_NONE 0x10
uByte bPwrOn2PwrGood; /* delay in 2 ms units */
#define UHD_PWRON_FACTOR 2
uByte bHubContrCurrent;
uByte DeviceRemovable[1];
/* this is only correct with 1-7 ports on the hub */
uByte PortPowerCtrlMask[3];
} usb_hub_descriptor_t;
#define USB_HUB_DESCRIPTOR_SIZE 9
typedef struct {
uWord wStatus;
/* Device status flags */
#define UDS_SELF_POWERED 0x0001
#define UDS_REMOTE_WAKEUP 0x0002
} usb_status_t;
typedef struct {
uWord wHubStatus;
#define UHS_LOCAL_POWER 0x0001
#define UHS_OVER_CURRENT 0x0002
uWord wHubChange;
} usb_hub_status_t;
typedef struct {
uWord wPortStatus;
#define UPS_CURRENT_CONNECT_STATUS 0x0001
#define UPS_PORT_ENABLED 0x0002
#define UPS_SUSPEND 0x0004
#define UPS_OVERCURRENT_INDICATOR 0x0008
#define UPS_RESET 0x0010
#define UPS_PORT_POWER 0x0100
#define UPS_LOW_SPEED 0x0200
uWord wPortChange;
#define UPS_C_CONNECT_STATUS 0x0001
#define UPS_C_PORT_ENABLED 0x0002
#define UPS_C_SUSPEND 0x0004
#define UPS_C_OVERCURRENT_INDICATOR 0x0008
#define UPS_C_PORT_RESET 0x0010
} usb_port_status_t;
#define UDESC_CS_DEVICE 0x21
#define UDESC_CS_CONFIG 0x22
#define UDESC_CS_STRING 0x23
#define UDESC_CS_INTERFACE 0x24
#define UDESC_CS_ENDPOINT 0x25
#define UDESC_HUB 0x29
#define UCLASS_UNSPEC 0
#define UCLASS_AUDIO 1
#define USUBCLASS_AUDIOCONTROL 1
#define USUBCLASS_AUDIOSTREAM 2
#define UCLASS_HID 3
#define USUBCLASS_BOOT 1
#define UCLASS_PRINTER 7
#define USUBCLASS_PRINTER 1
#define UPROTO_PRINTER_UNI 1
#define UPROTO_PRINTER_BI 2
#define UCLASS_HUB 9
#define USUBCLASS_HUB 1
#define USB_HUB_MAX_DEPTH 5
#define USB_PORT_RESET_DELAY 10 /* ms */
#define USB_PORT_POWERUP_DELAY 100 /* ms */
#define USB_POWER_SETTLE 100 /* ms */
#define USB_MIN_POWER 100 /* mA */
#define USB_MAX_POWER 500 /* mA */
#define USB_RESET_DELAY 100 /* ms XXX?*/
#define USB_RESUME_DELAY 10 /* ms XXX?*/
/*** ioctl() related stuff ***/
struct usb_ctl_request {
int addr;
usb_device_request_t request;
void *data;
};
struct usb_all_desc {
u_char data[1024]; /* filled data size will vary */
};
struct usb_ctl_report_desc {
int size;
u_char data[1024]; /* filled data size will vary */
};
struct usb_device_info {
uByte addr; /* device address */
char product[USB_MAX_STRING_LEN];
char vendor[USB_MAX_STRING_LEN];
char revision[8];
uByte class;
uByte config;
uByte lowspeed;
int power; /* power consumption in mA, 0 if selfpowered */
int nports;
uByte ports[16]; /* hub only: addresses of devices on ports */
#define USB_PORT_ENABLED 0xff
#define USB_PORT_SUSPENDED 0xfe
#define USB_PORT_POWERED 0xfd
#define USB_PORT_DISABLED 0xfc
};
1998-07-13 14:49:41 +04:00
struct usb_ctl_report {
int report;
u_char data[1024]; /* filled data size will vary */
};
struct usb_device_stats {
u_long requests[4]; /* indexed by transfer type UE_* */
};
/* USB controller */
#define USB_REQUEST _IOWR('U', 1, struct usb_ctl_request)
#define USB_SETDEBUG _IOW ('U', 2, int)
#define USB_DISCOVER _IO ('U', 3)
#define USB_DEVICEINFO _IOWR('U', 4, struct usb_device_info)
#define USB_DEVICESTATS _IOR ('U', 5, struct usb_device_stats)
/* Generic HID device */
#define USB_GET_REPORT_DESC _IOR ('U', 21, struct usb_ctl_report_desc)
1998-07-13 14:49:41 +04:00
#define USB_SET_IMMED _IOW ('U', 22, int)
#define USB_GET_REPORT _IOWR('U', 23, struct usb_ctl_report)
/* Generic USB device */
#define USB_SET_CONFIG _IOW ('U', 100, int)
#define USB_SET_INTERFACE _IOW ('U', 101, int)
#define USB_GET_DEVICE_DESC _IOR ('U', 102, usb_device_descriptor_t)
#define USB_GET_CONFIG_DESC _IOR ('U', 103, usb_config_descriptor_t)
#define USB_GET_INTERFACE_DESC _IOR ('U', 104, usb_interface_descriptor_t)
#define USB_GET_ALL_DESC _IOR ('U', 105, struct usb_all_desc)
#endif /* _USB_H_ */