2005-11-05 22:22:28 +08:00
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/*
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* QEMU USB API
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2007-09-17 05:08:06 +08:00
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*
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2005-11-05 22:22:28 +08:00
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* Copyright (c) 2005 Fabrice Bellard
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2007-09-17 05:08:06 +08:00
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*
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2005-11-05 22:22:28 +08:00
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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2009-03-06 07:01:01 +08:00
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#include "block.h"
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2009-08-31 20:23:59 +08:00
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#include "qdev.h"
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2009-09-12 15:36:22 +08:00
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#include "qemu-queue.h"
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2009-03-06 07:01:01 +08:00
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2005-11-05 22:22:28 +08:00
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#define USB_TOKEN_SETUP 0x2d
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#define USB_TOKEN_IN 0x69 /* device -> host */
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#define USB_TOKEN_OUT 0xe1 /* host -> device */
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/* specific usb messages, also sent in the 'pid' parameter */
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#define USB_MSG_ATTACH 0x100
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#define USB_MSG_DETACH 0x101
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#define USB_MSG_RESET 0x102
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2007-09-17 05:08:06 +08:00
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#define USB_RET_NODEV (-1)
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2005-11-05 22:22:28 +08:00
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#define USB_RET_NAK (-2)
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#define USB_RET_STALL (-3)
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#define USB_RET_BABBLE (-4)
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2006-08-12 09:04:27 +08:00
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#define USB_RET_ASYNC (-5)
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2005-11-05 22:22:28 +08:00
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#define USB_SPEED_LOW 0
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#define USB_SPEED_FULL 1
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#define USB_SPEED_HIGH 2
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2010-12-04 00:30:13 +08:00
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#define USB_SPEED_SUPER 3
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#define USB_SPEED_MASK_LOW (1 << USB_SPEED_LOW)
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#define USB_SPEED_MASK_FULL (1 << USB_SPEED_FULL)
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#define USB_SPEED_MASK_HIGH (1 << USB_SPEED_HIGH)
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#define USB_SPEED_MASK_SUPER (1 << USB_SPEED_SUPER)
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2005-11-05 22:22:28 +08:00
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#define USB_STATE_NOTATTACHED 0
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#define USB_STATE_ATTACHED 1
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//#define USB_STATE_POWERED 2
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#define USB_STATE_DEFAULT 3
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//#define USB_STATE_ADDRESS 4
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//#define USB_STATE_CONFIGURED 5
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#define USB_STATE_SUSPENDED 6
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2005-11-07 00:13:29 +08:00
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#define USB_CLASS_AUDIO 1
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#define USB_CLASS_COMM 2
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#define USB_CLASS_HID 3
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#define USB_CLASS_PHYSICAL 5
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#define USB_CLASS_STILL_IMAGE 6
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#define USB_CLASS_PRINTER 7
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#define USB_CLASS_MASS_STORAGE 8
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#define USB_CLASS_HUB 9
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#define USB_CLASS_CDC_DATA 0x0a
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#define USB_CLASS_CSCID 0x0b
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#define USB_CLASS_CONTENT_SEC 0x0d
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#define USB_CLASS_APP_SPEC 0xfe
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#define USB_CLASS_VENDOR_SPEC 0xff
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2005-11-05 22:22:28 +08:00
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#define USB_DIR_OUT 0
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#define USB_DIR_IN 0x80
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#define USB_TYPE_MASK (0x03 << 5)
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#define USB_TYPE_STANDARD (0x00 << 5)
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#define USB_TYPE_CLASS (0x01 << 5)
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#define USB_TYPE_VENDOR (0x02 << 5)
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#define USB_TYPE_RESERVED (0x03 << 5)
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#define USB_RECIP_MASK 0x1f
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#define USB_RECIP_DEVICE 0x00
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#define USB_RECIP_INTERFACE 0x01
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#define USB_RECIP_ENDPOINT 0x02
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#define USB_RECIP_OTHER 0x03
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#define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
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#define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
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2005-11-06 00:57:08 +08:00
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#define InterfaceRequest \
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((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
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#define InterfaceOutRequest \
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((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
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#define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
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#define EndpointOutRequest \
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((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
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2010-03-14 19:19:03 +08:00
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#define ClassInterfaceRequest \
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((USB_DIR_IN|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8)
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#define ClassInterfaceOutRequest \
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((USB_DIR_OUT|USB_TYPE_CLASS|USB_RECIP_INTERFACE)<<8)
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2005-11-05 22:22:28 +08:00
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#define USB_REQ_GET_STATUS 0x00
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#define USB_REQ_CLEAR_FEATURE 0x01
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#define USB_REQ_SET_FEATURE 0x03
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#define USB_REQ_SET_ADDRESS 0x05
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#define USB_REQ_GET_DESCRIPTOR 0x06
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#define USB_REQ_SET_DESCRIPTOR 0x07
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#define USB_REQ_GET_CONFIGURATION 0x08
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#define USB_REQ_SET_CONFIGURATION 0x09
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#define USB_REQ_GET_INTERFACE 0x0A
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#define USB_REQ_SET_INTERFACE 0x0B
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#define USB_REQ_SYNCH_FRAME 0x0C
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#define USB_DEVICE_SELF_POWERED 0
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#define USB_DEVICE_REMOTE_WAKEUP 1
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#define USB_DT_DEVICE 0x01
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#define USB_DT_CONFIG 0x02
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#define USB_DT_STRING 0x03
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#define USB_DT_INTERFACE 0x04
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#define USB_DT_ENDPOINT 0x05
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2010-12-09 00:35:22 +08:00
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#define USB_DT_DEVICE_QUALIFIER 0x06
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#define USB_DT_OTHER_SPEED_CONFIG 0x07
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2011-04-03 13:33:18 +08:00
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#define USB_DT_INTERFACE_ASSOC 0x0B
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2005-11-05 22:22:28 +08:00
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2008-04-22 11:15:10 +08:00
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#define USB_ENDPOINT_XFER_CONTROL 0
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#define USB_ENDPOINT_XFER_ISOC 1
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#define USB_ENDPOINT_XFER_BULK 2
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#define USB_ENDPOINT_XFER_INT 3
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2009-08-31 20:23:59 +08:00
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typedef struct USBBus USBBus;
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2005-11-05 22:22:28 +08:00
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typedef struct USBPort USBPort;
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typedef struct USBDevice USBDevice;
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2009-08-31 20:23:59 +08:00
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typedef struct USBDeviceInfo USBDeviceInfo;
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2006-08-12 09:04:27 +08:00
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typedef struct USBPacket USBPacket;
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2005-11-05 22:22:28 +08:00
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2010-11-17 18:03:53 +08:00
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typedef struct USBDesc USBDesc;
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typedef struct USBDescID USBDescID;
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typedef struct USBDescDevice USBDescDevice;
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typedef struct USBDescConfig USBDescConfig;
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typedef struct USBDescIface USBDescIface;
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typedef struct USBDescEndpoint USBDescEndpoint;
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typedef struct USBDescOther USBDescOther;
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2010-11-26 19:25:32 +08:00
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typedef struct USBDescString USBDescString;
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struct USBDescString {
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uint8_t index;
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char *str;
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QLIST_ENTRY(USBDescString) next;
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};
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2010-11-17 18:03:53 +08:00
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2005-11-05 22:22:28 +08:00
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/* definition of a USB device */
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struct USBDevice {
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2009-08-31 20:23:59 +08:00
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DeviceState qdev;
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USBDeviceInfo *info;
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2010-12-01 18:27:05 +08:00
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USBPort *port;
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2010-12-10 18:43:35 +08:00
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char *port_path;
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2005-11-05 22:22:28 +08:00
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void *opaque;
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2008-08-22 03:29:38 +08:00
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2009-08-31 20:23:59 +08:00
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int speed;
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uint8_t addr;
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2009-12-10 00:07:51 +08:00
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char product_desc[32];
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2009-10-26 22:56:48 +08:00
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int auto_attach;
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2009-08-31 20:24:00 +08:00
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int attached;
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2009-08-31 20:23:59 +08:00
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2010-12-10 21:20:46 +08:00
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int32_t state;
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2009-08-31 20:23:59 +08:00
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uint8_t setup_buf[8];
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2011-02-03 00:46:00 +08:00
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uint8_t data_buf[4096];
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2010-12-10 21:20:46 +08:00
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int32_t remote_wakeup;
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int32_t setup_state;
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int32_t setup_len;
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int32_t setup_index;
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2010-11-26 19:25:32 +08:00
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QLIST_HEAD(, USBDescString) strings;
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2010-11-27 03:20:41 +08:00
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const USBDescDevice *device;
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const USBDescConfig *config;
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2009-08-31 20:23:59 +08:00
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};
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struct USBDeviceInfo {
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DeviceInfo qdev;
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int (*init)(USBDevice *dev);
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/*
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* Process USB packet.
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2008-08-22 03:29:38 +08:00
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* Called by the HC (Host Controller).
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*
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2009-08-31 20:23:59 +08:00
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* Returns length of the transaction
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2008-08-22 03:29:38 +08:00
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* or one of the USB_RET_XXX codes.
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2009-08-31 20:23:59 +08:00
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*/
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2006-08-12 09:04:27 +08:00
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int (*handle_packet)(USBDevice *dev, USBPacket *p);
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2008-08-22 03:29:38 +08:00
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2009-08-31 20:23:59 +08:00
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/*
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2008-08-22 03:29:38 +08:00
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* Called when device is destroyed.
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*/
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2006-07-20 02:06:15 +08:00
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void (*handle_destroy)(USBDevice *dev);
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2010-12-04 00:59:36 +08:00
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/*
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* Attach the device
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*/
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void (*handle_attach)(USBDevice *dev);
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2008-08-22 03:29:38 +08:00
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/*
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* Reset the device
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2009-08-31 20:23:59 +08:00
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*/
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2006-07-20 02:06:15 +08:00
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void (*handle_reset)(USBDevice *dev);
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2008-08-22 03:29:38 +08:00
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/*
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* Process control request.
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* Called from handle_packet().
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*
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* Returns length or one of the USB_RET_ codes.
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*/
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2005-11-05 22:22:28 +08:00
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int (*handle_control)(USBDevice *dev, int request, int value,
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int index, int length, uint8_t *data);
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2008-08-22 03:29:38 +08:00
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/*
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* Process data transfers (both BULK and ISOC).
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* Called from handle_packet().
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*
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* Returns length or one of the USB_RET_ codes.
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*/
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2006-08-12 09:04:27 +08:00
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int (*handle_data)(USBDevice *dev, USBPacket *p);
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2009-10-26 22:56:45 +08:00
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2009-12-10 00:07:52 +08:00
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const char *product_desc;
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2010-11-17 18:03:53 +08:00
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const USBDesc *usb_desc;
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2009-12-10 00:07:52 +08:00
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2009-10-26 22:56:45 +08:00
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/* handle legacy -usbdevice command line options */
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const char *usbdevice_name;
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USBDevice *(*usbdevice_init)(const char *params);
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2005-11-05 22:22:28 +08:00
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};
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2010-12-01 18:08:44 +08:00
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typedef struct USBPortOps {
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2010-12-01 18:27:05 +08:00
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void (*attach)(USBPort *port);
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void (*detach)(USBPort *port);
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2010-12-01 18:32:45 +08:00
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void (*wakeup)(USBDevice *dev);
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2010-12-17 00:03:44 +08:00
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void (*complete)(USBDevice *dev, USBPacket *p);
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2010-12-01 18:08:44 +08:00
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} USBPortOps;
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2006-05-22 00:30:15 +08:00
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2005-11-05 22:22:28 +08:00
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/* USB port on which a device can be connected */
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struct USBPort {
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2005-11-07 00:13:29 +08:00
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USBDevice *dev;
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2010-12-04 00:30:13 +08:00
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int speedmask;
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2010-12-10 18:37:45 +08:00
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char path[16];
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2010-12-01 18:08:44 +08:00
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USBPortOps *ops;
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2005-11-05 22:22:28 +08:00
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void *opaque;
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int index; /* internal port index, may be used with the opaque */
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2009-09-12 15:36:22 +08:00
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QTAILQ_ENTRY(USBPort) next;
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2005-11-05 22:22:28 +08:00
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};
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2006-08-12 09:04:27 +08:00
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typedef void USBCallback(USBPacket * packet, void *opaque);
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/* Structure used to hold information about an active USB packet. */
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struct USBPacket {
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/* Data fields for use by the driver. */
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int pid;
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uint8_t devaddr;
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uint8_t devep;
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uint8_t *data;
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int len;
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/* Internal use by the USB layer. */
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USBCallback *cancel_cb;
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2007-02-11 05:32:46 +08:00
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void *cancel_opaque;
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2006-08-12 09:04:27 +08:00
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};
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/* Defer completion of a USB packet. The hadle_packet routine should then
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return USB_RET_ASYNC. Packets that complete immediately (before
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handle_packet returns) should not call this method. */
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static inline void usb_defer_packet(USBPacket *p, USBCallback *cancel,
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void * opaque)
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{
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p->cancel_cb = cancel;
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p->cancel_opaque = opaque;
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}
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/* Notify the controller that an async packet is complete. This should only
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be called for packets previously deferred with usb_defer_packet, and
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should never be called from within handle_packet. */
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2010-12-17 00:03:44 +08:00
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static inline void usb_packet_complete(USBDevice *dev, USBPacket *p)
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2006-08-12 09:04:27 +08:00
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{
|
2010-12-17 00:03:44 +08:00
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dev->port->ops->complete(dev, p);
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2006-08-12 09:04:27 +08:00
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}
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/* Cancel an active packet. The packed must have been deferred with
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usb_defer_packet, and not yet completed. */
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static inline void usb_cancel_packet(USBPacket * p)
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{
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p->cancel_cb(p, p->cancel_opaque);
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}
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2005-11-05 22:22:28 +08:00
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void usb_attach(USBPort *port, USBDevice *dev);
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2010-12-01 18:32:45 +08:00
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void usb_wakeup(USBDevice *dev);
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2006-08-12 09:04:27 +08:00
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int usb_generic_handle_packet(USBDevice *s, USBPacket *p);
|
2005-11-05 22:22:28 +08:00
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int set_usb_string(uint8_t *buf, const char *str);
|
2006-08-12 09:04:27 +08:00
|
|
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void usb_send_msg(USBDevice *dev, int msg);
|
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2005-11-05 22:22:28 +08:00
|
|
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/* usb-linux.c */
|
2005-11-07 00:13:29 +08:00
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USBDevice *usb_host_device_open(const char *devname);
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2008-09-14 09:07:41 +08:00
|
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int usb_host_device_close(const char *devname);
|
2009-03-06 07:01:23 +08:00
|
|
|
void usb_host_info(Monitor *mon);
|
2005-11-06 00:57:08 +08:00
|
|
|
|
|
|
|
/* usb-hid.c */
|
2008-09-29 08:25:17 +08:00
|
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void usb_hid_datain_cb(USBDevice *dev, void *opaque, void (*datain)(void *));
|
2006-05-26 07:58:51 +08:00
|
|
|
|
2008-09-29 08:40:44 +08:00
|
|
|
/* usb-bt.c */
|
|
|
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USBDevice *usb_bt_init(HCIInfo *hci);
|
|
|
|
|
2007-11-18 01:14:51 +08:00
|
|
|
/* usb ports of the VM */
|
|
|
|
|
|
|
|
#define VM_USB_HUB_SIZE 8
|
|
|
|
|
2008-04-22 11:15:10 +08:00
|
|
|
/* usb-musb.c */
|
|
|
|
enum musb_irq_source_e {
|
|
|
|
musb_irq_suspend = 0,
|
|
|
|
musb_irq_resume,
|
|
|
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musb_irq_rst_babble,
|
|
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musb_irq_sof,
|
|
|
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musb_irq_connect,
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|
|
|
musb_irq_disconnect,
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|
musb_irq_vbus_request,
|
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|
musb_irq_vbus_error,
|
|
|
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musb_irq_rx,
|
|
|
|
musb_irq_tx,
|
|
|
|
musb_set_vbus,
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|
|
|
musb_set_session,
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|
|
|
__musb_irq_max,
|
|
|
|
};
|
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|
|
|
2009-05-10 08:44:56 +08:00
|
|
|
typedef struct MUSBState MUSBState;
|
|
|
|
MUSBState *musb_init(qemu_irq *irqs);
|
|
|
|
uint32_t musb_core_intr_get(MUSBState *s);
|
|
|
|
void musb_core_intr_clear(MUSBState *s, uint32_t mask);
|
|
|
|
void musb_set_size(MUSBState *s, int epnum, int size, int is_tx);
|
2009-08-31 20:23:59 +08:00
|
|
|
|
|
|
|
/* usb-bus.c */
|
|
|
|
|
|
|
|
struct USBBus {
|
|
|
|
BusState qbus;
|
|
|
|
int busnr;
|
|
|
|
int nfree;
|
|
|
|
int nused;
|
2009-09-12 15:36:22 +08:00
|
|
|
QTAILQ_HEAD(, USBPort) free;
|
|
|
|
QTAILQ_HEAD(, USBPort) used;
|
|
|
|
QTAILQ_ENTRY(USBBus) next;
|
2009-08-31 20:23:59 +08:00
|
|
|
};
|
|
|
|
|
2009-09-17 04:25:29 +08:00
|
|
|
void usb_bus_new(USBBus *bus, DeviceState *host);
|
2009-08-31 20:23:59 +08:00
|
|
|
USBBus *usb_bus_find(int busnr);
|
|
|
|
void usb_qdev_register(USBDeviceInfo *info);
|
|
|
|
void usb_qdev_register_many(USBDeviceInfo *info);
|
2009-08-31 20:24:00 +08:00
|
|
|
USBDevice *usb_create(USBBus *bus, const char *name);
|
2009-08-31 20:23:59 +08:00
|
|
|
USBDevice *usb_create_simple(USBBus *bus, const char *name);
|
2009-10-26 22:56:45 +08:00
|
|
|
USBDevice *usbdevice_create(const char *cmdline);
|
2009-08-31 20:24:00 +08:00
|
|
|
void usb_register_port(USBBus *bus, USBPort *port, void *opaque, int index,
|
2011-01-12 18:34:50 +08:00
|
|
|
USBPortOps *ops, int speedmask);
|
2010-12-10 18:37:45 +08:00
|
|
|
void usb_port_location(USBPort *downstream, USBPort *upstream, int portnr);
|
2009-09-26 03:42:39 +08:00
|
|
|
void usb_unregister_port(USBBus *bus, USBPort *port);
|
2009-08-31 20:24:00 +08:00
|
|
|
int usb_device_attach(USBDevice *dev);
|
2009-09-26 03:42:39 +08:00
|
|
|
int usb_device_detach(USBDevice *dev);
|
2009-08-31 20:24:00 +08:00
|
|
|
int usb_device_delete_addr(int busnr, int addr);
|
|
|
|
|
|
|
|
static inline USBBus *usb_bus_from_device(USBDevice *d)
|
|
|
|
{
|
|
|
|
return DO_UPCAST(USBBus, qbus, d->qdev.parent_bus);
|
|
|
|
}
|