108 lines
4.2 KiB
Bash
108 lines
4.2 KiB
Bash
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#!/bin/bash
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################################################################################
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# This is free and unencumbered software released into the public domain.
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#
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# Anyone is free to copy, modify, publish, use, compile, sell, or
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# distribute this software, either in source code form or as a compiled
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# binary, for any purpose, commercial or non-commercial, and by any
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# means.
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#
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# In jurisdictions that recognize copyright laws, the author or authors
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# of this software dedicate any and all copyright interest in the
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# software to the public domain. We make this dedication for the benefit
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# of the public at large and to the detriment of our heirs and
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# successors. We intend this dedication to be an overt act of
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# relinquishment in perpetuity of all present and future rights to this
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# software under copyright law.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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# ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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# OTHER DEALINGS IN THE SOFTWARE.
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#
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# For more information, please refer to <https://unlicense.org/>
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################################################################################
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################################################################################
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# This is a sample script which shows how to use vUDC with ConfigFS gadgets
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################################################################################
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# Stop script on error
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set -e
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################################################################################
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# Create your USB gadget
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# You may use bare ConfigFS interface (as below)
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# or libusbgx or gt toool
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# Instead of ConfigFS gadgets you may use any of legacy gadgets.
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################################################################################
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CONFIGFS_MOUNT_POINT="/sys/kernel/config"
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GADGET_NAME="g1"
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ID_VENDOR="0x1d6b"
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ID_PRODUCT="0x0104"
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cd ${CONFIGFS_MOUNT_POINT}/usb_gadget
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# Create a new USB gadget
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mkdir ${GADGET_NAME}
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cd ${GADGET_NAME}
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# This gadget contains one function - ACM (serial port over USB)
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FUNC_DIR="functions/acm.ser0"
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mkdir ${FUNC_DIR}
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# Just one configuration
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mkdir configs/c.1
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ln -s ${FUNC_DIR} configs/c.1
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# Set our gadget identity
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echo ${ID_VENDOR} > idVendor
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echo ${ID_PRODUCT} > idProduct
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################################################################################
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# Load vudc-module if vudc is not available
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# You may change value of num param to get more than one vUDC instance
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################################################################################
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[[ -d /sys/class/udc/usbip-vudc.0 ]] || modprobe usbip-vudc num=1
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################################################################################
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# Bind gadget to our vUDC
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# By default we bind to first one but you may change this if you would like
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# to use more than one instance
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################################################################################
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echo "usbip-vudc.0" > UDC
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################################################################################
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# Let's now run our usbip daemon in a USB device mode
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################################################################################
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usbipd --device &
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################################################################################
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# Now your USB gadget is available using USB/IP protocol.
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# To prepare your client, you should ensure that usbip-vhci module is inside
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# your kernel. If it's not then you can load it:
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#
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# $ modprobe usbip-vhci
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#
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# To check availability of your gadget you may try to list devices exported
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# on a remote server:
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#
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# $ modprobe usbip-vhci
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# $ usbip list -r $SERVER_IP
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# Exportable USB devices
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# ======================
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# usbipd: info: request 0x8005(6): complete
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# - 127.0.0.1
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# usbip-vudc.0: Linux Foundation : unknown product (1d6b:0104)
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# : /sys/devices/platform/usbip-vudc.0
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# : (Defined at Interface level) (00/00/00)
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#
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# To attach this device to your client you may use:
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#
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# $ usbip attach -r $SERVER_IP -d usbip-vudc.0
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#
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################################################################################
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