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Questions tagged [hotplugging]

38 questions
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Does it possible to reallocate PCIe BAR memory without restart or Hot-Plug (Windows-7 drivers related)

My PC has Win-7 Embedded and I'm trying to connect to PCIe switch BAR. At first when windows detects the PCIe switch it is not configured to use the requested BAR. After my program change the switch settings it is required to restart windows in…
Shai B.
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Why Qt can not capture touch event after re-plug USB touch device?

Have a good day. I have a problem about touch device's hot-plug. I set the environment variable as below. export QT_QPA_EVDEV_TOUCHSCREEN_PARAMETERS=/dev/input/ts_uinput:rotate=0 The "/dev/input/ts_uinput" is created by ts library's application…
LayaCCC
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(C++) Wjwwood Serial Library - Hotplugging COM ports on Windows

I'm current working with this C++ library - https://github.com/wjwwood/serialv- to read a COM port device on Windows. The application appears to work well, but I've encountered a strange edge case. When I plug in the device, before starting the…
Charlie
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udev rules once a device is added in linux does not work

Here is a simple rule I created in /etc/udev/rules.d/70-persistent-cd.rules: ACTION=="remove", ENV{DEVTYPE}=="usb_device", ATTRS{serial}=="NA453QQS", SUBSYS\ TEM=="usb", RUN+="~/1/linux/MyCode/Code/run.sh" The run.sh is pretty simple and uses…
user1343318
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sysfs entries for hotpluggable devices

I have read that driver core sends uevents through netlink from sysfs to udev or some daemons which are listening to it and thenafter corresponding driver is recongnised by udev and loads it. But how this sysfs entries are created corresponding to a…
Djames
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USB mouse hotplugging in DirectFB/QT Embedded

Is there any way to achieve hot-plugging of USB mouse in DirectFB 1.2.9 or Qt Embedded 4.7.3? Currently my application stack is thus.. ----------------- GUI ----------------- Qt Embedded 4.7.3 ----------------- DirectFB 1.2.9 …
Ajith
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Automating hotplug events for USB in Linux

I am working on mini router project and would like to automate USB Hotplug events when device is plugged in routed. Kernel version used is 2.6.30 and its configured with CONFIG_HOTPLUG. I googled and also scripted hotplug scripts but not getting…
Jaymin Patel
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Does windows 2016 server support hot add cpu?

Today, I created a KVM vm with windows 2016 server operation system by libvirt, and its memory can be hotplug with "virsh attachdevice" command, but vcpu cannot be hot-add with "virsh setvcpus". However, it is worked in windows 2008R2 and windows…
Aixes Hunter
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