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Linux Mastering Development

Only one HDMI port recognized on USB-C dock

I’ve gotten my hands on a JCD543 and only the HDMI/DP combination port is detected on my carbon x1 5th gen running linux while the secondary HDMI and VGA port are not. $ dmesg -w [337962.676809] pci 0000:06:00.0: [8086:15d3] type 01 class 0x060400 [337962.676877] pci 0000:06:00.0: enabling Extended Tags [337962.677063] pci 0000:06:00.0: supports D1 D2 […]

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Raspberry Pi User Help

Fail to install alpine linux in sysmode

I have a raspberry pi 2B and I wanted to install alpine linux in sys mode. I use a 64gb microsd samsung evo plus. I followed the wiki of alpine here formatting like in troubleshot the boot partition in fat32. However that doesn’t seem to work. Something happened to be different in the responses to […]

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Linux Mastering Development

USB hard drive on OTG not mounted in Arch Linux

I am trying to mount a USB hard drive (Seagate Backup Plus) via the USB OTG port of my Wandboard on Arch Linux ARM. When I plug in the drive the pilot light flashes several times and Arch Linux finds the device, but finds it as a USB hub: [ 1912.431400] ci_hdrc ci_hdrc.0: new USB […]

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Linux Mastering Development

USB hard drive on OTG not mounted in Arch Linux

I am trying to mount a USB hard drive (Seagate Backup Plus) via the USB OTG port of my Wandboard on Arch Linux ARM. When I plug in the drive the pilot light flashes several times and Arch Linux finds the device, but finds it as a USB hub: [ 1912.431400] ci_hdrc ci_hdrc.0: new USB […]

Categories
Linux Mastering Development

USB hard drive on OTG not mounted in Arch Linux

I am trying to mount a USB hard drive (Seagate Backup Plus) via the USB OTG port of my Wandboard on Arch Linux ARM. When I plug in the drive the pilot light flashes several times and Arch Linux finds the device, but finds it as a USB hub: [ 1912.431400] ci_hdrc ci_hdrc.0: new USB […]

Categories
Linux Mastering Development

USB hard drive on OTG not mounted in Arch Linux

I am trying to mount a USB hard drive (Seagate Backup Plus) via the USB OTG port of my Wandboard on Arch Linux ARM. When I plug in the drive the pilot light flashes several times and Arch Linux finds the device, but finds it as a USB hub: [ 1912.431400] ci_hdrc ci_hdrc.0: new USB […]

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User Help

Unable to enable / configure bluetouth for Lenovo Y520

I have Lenovo Y520 (Legion) with Gentoo and failed to setup bluetouth support. As documentation says: Bluetooth wireless • Combo w/ Wifi card I followed the instruction from https://wiki.gentoo.org/wiki/Bluetooth but still no luck. Linux Kernel: 5.7.8-gentoo Kernel Config: $ cat /usr/src/linux/.config | egrep -i "usb|blue" | grep -v ‘^#’ CONFIG_USB_NET_DRIVERS=y CONFIG_MOUSE_SYNAPTICS_USB=m CONFIG_MEDIA_USB_SUPPORT=y CONFIG_USB_VIDEO_CLASS=m CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV=y CONFIG_USB_GSPCA=m […]

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Linux Mastering Development

KVM guest unbootable after mkinitramfs – mounting /dev/vda1 on /root failed

25/06/20 Edited: added some additional diag information I have an issue where a KVM guest will work flawlessly up until mkinitramfs is run (Kernel upgrade, Grub cfg change, etc), after which the system fails to boot. Grub menu appears Any selected option from the menu then results in the system failing to the initramfs Busybox […]

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Linux Mastering Development

Thunderbolt – Displayport Monitors not detected on reboot. XPS 13 Arch Linux (endeavourOS)

I am running EndeavourOS (Arch) on a 2017 Dell XPS 13. Kernel 5.7.2-arch1-1 [Hardware name: Dell Inc. XPS 13 9360/02PG84, BIOS 2.13.0 11/14/2019] I have a multi-monitor setup at my desk, that, when working has the following config: xrandr: eDP1 connected primary 1920×1080+0+0 (normal left inverted right x axis y axis) 290mm x 170mm 1920×1080 […]

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Linux Mastering Development

usb 2-6: unable to read config error -71

How do i sort the error below: [ 4.138395] usb 2-6: unable to read config index 0 descriptor/start: -71 [ 4.138400] usb 2-6: can’t read configurations, error -71 My Linux system info Linux 5.3.0-53-generic #47~18.04.1-Ubuntu SMP Thu May 7 13:10:50 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux My dmesg detailed output is below dmesg | grep […]