@Seb,
Pushed the changes to pulseaudio Vcs ubuntu-focal branch. Is there
anything need to change before uploading to focal building queue?
thx.
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Thanks Seb.
And I verified that these 3 groovy packages worked very well on 4
machines I have.
Install the groovy daily built image on the lenovo amd renoir laptop,
enable the -proposed, install the pulseaudio_13.99.1-1ubuntu9, alsa-
lib_1.2.2-2.3ubuntu2 and alsa-ucm-conf_1.2.2-1ubuntu2, reboot.
** Description changed:
- This is for trackig purpose.
+ This is for linux-firmware:
+
+ [Impact]
+ On a Dell tigerlake laptop, the sof driver fails to detect the dmic,
+ it alwasys report 0 dmics on the machine. So users doesn't have
+ internal mic to use.
+
+ [Fix]
+ Intel provides 2 new
-oem-5.6 (Ubuntu)
Importance: High
Assignee: Hui Wang (hui.wang)
Status: Triaged
** Affects: linux (Ubuntu Focal)
Importance: High
Status: Triaged
** Affects: linux-firmware (Ubuntu Focal)
Importance: High
Status: Triaged
** Affects: linux-oem-5.6
** Tags added: originate-from-1889530
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https://bugs.launchpad.net/bugs/1867704
Title:
alsa/hdmi: support nvidia mst hdmi/dp audio
Status in HWE Next:
New
Status in
** Description changed:
+ This is the justification for focal:
+
+ This patchset will introduce a big change on hda_jack and hda_hdmi,
+ So I sent the patcheset to oem-b 4 months ago. After 4 months running
+ of oem-b kernel, there is no any regression reported on this patchset,
+ now I am
** Tags removed: verification-needed-focal
** Tags added: verification-done-focal
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Title:
No sound, Dummy output on Acer
Boot with the -proposed kernel on the lenovo amd renoir machine, open
the gnome-sound-setting, let the dmic work, then suspend and resume,
check the dmic, it still works.
Verified done with the focal kernel.
** Tags removed: verification-needed-focal
** Tags added: verification-done-focal
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This is pulseaudio debdiff for Focal.
thx.
** Patch added: "pulseaudio_13.99.1-1ubuntu3.6.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400307/+files/pulseaudio_13.99.1-1ubuntu3.6.debdiff
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This is alsa-lib debdiff for Focal.
thx.
** Patch added: "alsa-lib_1.2.2-2.1ubuntu2.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400305/+files/alsa-lib_1.2.2-2.1ubuntu2.debdiff
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This is alsa-ucm-conf debdiff for Focal.
thx.
** Patch added: "alsa-ucm-conf_1.2.2-1ubuntu0.2.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400306/+files/alsa-ucm-conf_1.2.2-1ubuntu0.2.debdiff
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** Description changed:
[Impact]
On the LENOVO AMD Renoir machines, there is a digital mic directly
connected to the APU instead of the codec, so there are two separate
sound cards in the system, one is for analogue codec driven by hda
driver, the other is for the dmic driven by ASoC
This is alsa-ucm-conf debdiff for Groovy.
thx.
** Patch added: "alsa-ucm-conf_1.2.2-1ubuntu2.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400274/+files/alsa-ucm-conf_1.2.2-1ubuntu2.debdiff
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This is the pulseaudio debdiff for Groovy.
thx.
** Patch added: "pulseaudio_13.99.1-1ubuntu9.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400275/+files/pulseaudio_13.99.1-1ubuntu9.debdiff
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This is the alsa-lib debdiff for Groovy.
thx.
** Patch added: "alsa-lib_1.2.2-2.3ubuntu2.debdiff"
https://bugs.launchpad.net/ubuntu/+source/pulseaudio/+bug/1889217/+attachment/5400273/+files/alsa-lib_1.2.2-2.3ubuntu2.debdiff
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the issue of computer frozen probably is caused by graphic driver,
please add nomodeset in the bootargs or install the nvidia-driver-450
instead of in-tree driver nouveau.
And please install 20.04 and upgrade all packages to the latest version,
I believe the internal mic will work.
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OK, got it, will upload for G.
thx.
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https://bugs.launchpad.net/bugs/1889217
Title:
Make digital mic on the AMD Renoir machines work under gnome desktop
Status in
@seb,
I plan to upload the debdiff for focal, but how to handle the groovy?
we will definitely upgrade those packages to higher version in the
groovy sooner or later, do I need to upload debdiff for groovy as well?
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** Description changed:
- This is for tracking purpose.
+ This issue was introduced by #1872916 ("Support Intel Soundwire
+ in 5.6-OEM Kernel 20.04"), so focal and groovy kernels don't need
+ this fix.
+
+ [Impact]
+ We found the sof driver instead of hda driver is enabled on a dell
+ machine
Public bug reported:
This is for tracking purpose.
** Affects: hwe-next
Importance: Undecided
Status: New
** Affects: linux-oem-5.6 (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui.wang)
Status: In Progress
** Affects: linux-oem-5.6 (Ubuntu Focal
** Description changed:
- This bug is for tracking purpose.
+ [Impact]
+ We have backported the amd renoir audio driver to oem-5.6 and focal
+ kernel, recently we found if the dmic is working and we suspend and
+ resume, the dmic can't record the sound after resume.
+
+ [Fix]
+ After resuming,
Public bug reported:
This bug is for tracking purpose.
** Affects: linux (Ubuntu)
Importance: Critical
Assignee: Hui Wang (hui.wang)
Status: Fix Released
** Affects: linux-oem-5.6 (Ubuntu)
Importance: Critical
Status: Triaged
** Affects: linux (Ubuntu Focal
*** This bug is a duplicate of bug 1876065 ***
https://bugs.launchpad.net/bugs/1876065
Please test according to #7, if it doesn't work, please upload the log
of alsa-info.txt and output of 'pacmd list'
thx
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Please test this kernel, I enabled the preempt in the testing kernel.
https://people.canonical.com/~hwang4/rpi-preempt/
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https://bugs.launchpad.net/bugs/1861936
Tested on an AMD renoir machine,the dmic was detected from ACPI table.
** Tags removed: verification-needed-focal
** Tags added: verification-done-focal
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Checked the module name, it is changed. and could be loaded on the
machine.
** Tags removed: verification-needed-focal
** Tags added: verification-done-focal
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** Changed in: linux-oem (Ubuntu Focal)
Status: Confirmed => Invalid
** No longer affects: linux-oem (Ubuntu Focal)
** Changed in: linux (Ubuntu Focal)
Importance: Critical => High
** Changed in: linux (Ubuntu Focal)
Status: Incomplete => Triaged
** Changed in: linux-oem
** Description changed:
[Impact]
On the LENOVO AMD renoir machines, there is a digital mic directly
connected to the APU instead of the codec, so there are two separate
sound cards in the system, one is for analogue codec driven by hda
driver, the other is for the dmic driven by ASoC
@Seb,
Ok, we are going to do the large scale test for this SRU, and after the
test, I will rewrite the [Regression Risk].
Once the debdiff is uploaded, it is ready to review.
thx.
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Recently we found the CONFIG_PREEMPT is not enabled in the ubuntu
kernel, but it is enabled in the Pi OS's kernel. We plan to enable the
CONFIG_PREEMPT in the ubuntu kernel too. So please wait for that kernel
and then test a kernel with PREEMPT enabled.
Or you could test Pi OS's kernel first.
** Description changed:
[Impact]
On the LENOVO AMD renoir machines, there is a digital mic directly
connected to the APU instead of the codec, so there are two separate
sound cards in the system, one is for analogue codec driven by hda
driver, the other is for the dmic driven by ASoC
** Description changed:
[Impact]
On the LENOVO AMD renoir machines, there is a digital mic directly
connected to the APU instead of the codec, so there are two separate
sound cards in the system, one is for analogue codec driven by hda
driver, the other is for the dmic driven by ASoC
** Description changed:
[Impact]
- On the LENOVO AMD renoir machines, there is a digital mic directly connected
- to the APU instead of the codec, so there are two separate sound cards in the
- system, one is for analogue codec driven by hda driver, the other is for the
- dmic driven by ASoC
** Description changed:
- This is for tracking purpose.
+ [Impact]
+ On the LENOVO AMD renoir machines, there is a digital mic directly connected
+ to the APU instead of the codec, so there are two separate sound cards in the
+ system, one is for analogue codec driven by hda driver, the other is
** Changed in: linux (Ubuntu Focal)
Status: New => In Progress
** Changed in: linux-oem-5.6 (Ubuntu)
Status: New => In Progress
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Status: New => In Progress
** Changed in: linux (Ubuntu)
Importance: Undecided => High
** Changed
Assignee: (unassigned) => Hui Wang (hui.wang)
** Changed in: linux-oem-5.6 (Ubuntu Focal)
Assignee: (unassigned) => Hui Wang (hui.wang)
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** Also affects: linux-oem-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Also affects: linux (Ubuntu Focal)
Importance: Undecided
Status: New
** Also affects: linux-oem-5.6 (Ubuntu Focal)
Importance: Undecided
Status: New
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I thought the fix will be merged to ubuntu kernel automatically with the
stable patches. Since this doesn't happen, I will backport it to ubuntu
kernel.
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Public bug reported:
This is for tracking purpose.
** Affects: alsa-lib (Ubuntu)
Importance: High
Status: New
** Affects: alsa-ucm-conf (Ubuntu)
Importance: High
Status: New
** Affects: pulseaudio (Ubuntu)
Importance: High
Assignee: Hui Wang (hui.wang
*** This bug is a duplicate of bug 1871794 ***
https://bugs.launchpad.net/bugs/1871794
It probably is a kernel driver or firmware's regression, could you run
the 19.10's kernel + 19.10's firmware under 20.04 to test?
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Enable the -proposed channel on a bionic machine without internal
speaker
sudo apt-get update
sudo apt install pulseaudio
the version 1:11.1-1ubuntu7.10 is installed to the machine.
plug a headphone, and select the headset from the popup dialogue, the
output device changes to headphone
@mlx and Matt,
We have ubuntu-5.4 kernel for raspi (20.04), could you please test if
this issue still happen with 5.4 kernel?
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** Changed in: linux-raspi2 (Ubuntu)
Status: Triaged => Fix Released
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https://bugs.launchpad.net/bugs/1850876
Title:
CONFIG_DRＭ_V3D is disabled for
To reinstall a clean linux-firmware:
sudo mv /lib/firmware/intel/sof ~/
sudo mv /lib/firmware/intel/sof-tplg ~/
sudo apt install linux-firmware --reinstall
reboot and check if audio works? if there is anything wrong, you could
restore the orignal sof and sof-tplg from ~/, if the new firmware
@Seb, for the pulseaudio bionic, I remember you already pushed a build
for this SRU to the queue, so @foundation team, could you please build
it since our oem project is waiting for this fix.
thx.
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Installed the linux-firmware 1.187.2, ls /lib/firmware/intel/sof and
/lib/firmware/intel/sof-tplg, verfied the files are reverted.
** Tags added: verification-done verification-done-focal
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** Description changed:
- For focal and oem-5.6 kernel, these all 5 patches are needed, for
- groovy kernel, since the 1st patch is already in the 5.8 kernel, the
- groovy kernel only needs the last 3 patches [3/5, 4/5 and 5/5].
+ Groovy kernel already merged the patchset
[Impact]
- the alsa
** Summary changed:
- soc/amd/renoir: improve the amd renoir audio driver to prepare to work with
ucm3
+ soc/amd/renoir: detect dmic from acpi table
** Changed in: linux (Ubuntu Groovy)
Status: Incomplete => Fix Committed
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** Description changed:
[Impact]
the alsa upstream worte the ucm3 files for amd renoir audio, but to
load the ucm3, it depends on the kernel module name, and the upstream
- ucm3 needs the name snd-xxx, so we need to backport the patches
+ ucm3 needs the name snd-xxx, so we need to backport
: Undecided
Status: New
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: Incomplete
** Affects: linux-oem-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Focal)
Importance: Undecided
** Description changed:
- This bug is for tracking.
+ For focal and oem-5.6 kernel, these all 5 patches are needed, for
+ groovy kernel, since the 1st patch is already in the 5.8 kernel, the
+ groovy kernel only needs the last 3 patches [3/5, 4/5 and 5/5].
+
+ [Impact]
+ the alsa upstream worte
** Tags added: oem-priority originate-from-1867844 sutton
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https://bugs.launchpad.net/bugs/1887734
Title:
soc/amd/renoir: improve the amd renoir audio driver to
** Summary changed:
- soc/amd/renoir: improve the amd renoir audio driver to prepare work with ucm3
+ soc/amd/renoir: improve the amd renoir audio driver to prepare to work with
ucm3
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Public bug reported:
This bug is for tracking.
** Affects: linux (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
** Affects: linux-oem-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Affects: linux (Ubuntu Focal)
Importance
I use 'dch -i' and choose emacs as the editor, after open the changelog,
the emacs is in the c-language mode. If I press enter to start a new
line, the emacs will automatically change the whitespace to the "TAB",
then I need to manually change the "TAB" back to whitespace, but I
thought there are
** Description changed:
- This is for tracking purpose.
+ [Impact]
+ There is no sof-firmware for tgl platforms in the focal and groovy,
+ so the audio driver can't work on the tgl machines.
+
+ [Fix]
+ Intel released a firmware for tgl platforms, it is signed by
+ production key.
+
+ [Test
** Tags added: oem-priority originate-from-1867862 somerville
** Changed in: linux-firmware (Ubuntu Focal)
Importance: Undecided => Critical
** Changed in: linux-firmware (Ubuntu Groovy)
Importance: Undecided => Critical
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Public bug reported:
This is for tracking purpose.
** Affects: linux-firmware (Ubuntu)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
** Affects: linux-firmware (Ubuntu Focal)
Importance: Undecided
Assignee: Hui Wang (hui.wang)
Status: New
** Description changed:
+ [Impact]
+ On the machine of Lenovo IdeaPad 5 15IIL05, the audio doesn't work,
+ checking the dmesg, I found the audio driver fails to initialize
+ because it fails on i915 audio codec probe.
+
+ [Fix]
+ backport 3 patches from mainline kernel, move the i915 audio codec
Yes, linux-module-extra is needed since all audio driver kernel modules
are in this deb.
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https://bugs.launchpad.net/bugs/1886341
Title:
Kernel Regression between 5.4.0-26
OK, thx. I will SRU the patches in the testing kernel first.
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Title:
Kernel Regression between 5.4.0-26 and 5.4.0-40 causes laptop
@gogolink,
I built a new testing kernel, if you have time, please help test it. If
it still can't work, we have to bisect if we want to fix it in the 5.4
kernel.
https://people.canonical.com/~hwang4/lp1886341/v2/
thx.
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@Corbin,
You set "regression" in the bug title, suppose the audio in the 5.4.0-26
kernel works, what version of kernel is the 1st can't work -28, -33, -39
or -40? After I get the 1st failure kernel, I could check what patch
introduced the regression.
thx.
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We also want to fix this issue in the ubuntu 5.4 kernel, so I built a
testing kernel, could you please test if that testing kernel work or
not, if it doesn't work, please upload a complete dmesg.
thx.
https://people.canonical.com/~hwang4/lp1886341/
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@Yakir,
BTW, I happened have a vostro 5490, and tried to install the windows10
on it and compare the audio between ubuntu linux and windows10, but I
never enable the audio successfully on windows10, could you please
share where to download the windows audio driver for this machine or
there is a
@Yakir,
At least from the dmesg in the #4, the sof-firmware loaded on your machine is
not correct, this is the log on your machine:
[4.139814] sof-audio-pci :00:1f.3: Firmware info: version 1:1:0-6cc8d
[4.139816] sof-audio-pci :00:1f.3: Firmware: ABI 3:7:0 Kernel ABI 3:10:0
[
Oh, got it, I put 2 whitespace before the email line. Will put 1 in the
future.
Thanks.
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https://bugs.launchpad.net/bugs/1882248
Title:
[SRU] plug headset won't
Looks like we need to backport patches from branch rpi-5.4.x to ubuntu
rpi eoan kernel.
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Title:
USB ports not working on the
@Prajwal,
We could not find that machine to debug, since this issue happens
randomly, we have no idea what introduces this issue.
Could you try the latest mainline kernel to see if it works or not
(https://kernel.ubuntu.com/~kernel-ppa/mainline/v5.8-rc4/), if it still
could not work, it is
@Corbin and @gogolink,
On the 20.04, we could install the ubuntu 5.6.0-oem kernel, you could
install that kernel on the 20.04. Let us see if that kernel has this
issue or not.
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This is the debdiff for pulseaudio bionic. And because the patch is
already in the eoan, focal,..., only bionic need this patch.
** Patch added: "pulseaudio_11.1-1ubuntu7.10.debdiff"
** Changed in: pulseaudio (Ubuntu Bionic)
Importance: Undecided => Critical
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Title:
plug headset won't proper reconfig ouput
@Robert,
I don't know if it is a regression or not, if there is nothing to be
plugged in the 3.5mm audio jack, the output shows dummy output, if you
plug sth into the 3.5mm audio jack, does the output change to
lineout/headphone?
The log you posted in the #42 shows:
analog-output-lineout: Line
Pulseaudio introduced this commit, this commit introduce your issue.
0d50e787f86b385bf33aeb53b16ca40543f1db63
alsa-card: improve the profile availability logic
When a new card shows up (during pulseaudio startup or hotplugged),
pulseaudio needs to pick the initial profile for
@gogolink,
If you have tried those kernels and those kernels still failed, there is
no need to reinstall those kernels.
Your machine is ab Icelake machine and we hasn't had a chance to enable
the sof audio on an icelake machine before. I have no idea why the hdmi
codec init fails.
To debug this
both machines are IdeaPad 5 Icelake platforms.
Could you please verify if 5.4.0-39 kernel has the problem or not?
sudo apt install linux-image-unsigned-5.4.0-39-generic
linux-modules-extra-5.4.0-39-generic
reboot with the 5.4.0-39 kernel and upload the dmesg
To remove the 5.4.0-39 kernel
sudo
** Summary changed:
- Kernel Regression between 5.4.0-26 and 5.4.0-40 causes laptop internal audio
devices to fail to load w/o unacceptable workaround
+ Kernel Regression between 5.4.0-26 and 5.4.0-40 causes laptop internal audio
devices to fail to load w/o unacceptable workaround (Lenovo
Did you install the alsa-ucm-conf?
please run sudo apt-get update; sudo apt install libasound2; sudo apt
install linux-firmware; sudo apt install alsa-ucm-conf; reboot
Then could you still see the error log from dmesg:
12.043001] HDMI3: ASoC: hw_params FE failed -22
[ 12.043377]
Maybe it is: apport-collect 1886341
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Title:
Kernel Regression between 5.4.0-26 and 5.4.0-40 causes laptop internal
audio devices
On a Dell cfl machine, install the bionic on it, boot the system and
check the dmesg, the sof driver print a error log "can't find the
firmware sof-cfl.ri" and audio doesn't work after boot.
enable the proposed, sudo apt-get update;sudo apt install linux-
firmware, now the linux-firmware 1.173.19
On a Dell cfl machine, install the eoan on it, boot the system and check
the dmesg, the sof driver print a error log "can't find the firmware
sof-cfl.ri" and audio doesn't work after boot.
enable the proposed, sudo apt-get update;sudo apt install linux-
firmware, now the linux-firmware 1.183.6 is
On a Dell machine with Bionic on it, enable the proposed, sudo apt-get
update; sudo apt install linux-firmware, now the linux-firmware-1.173.19
is installed.
First check if those 2 symbollink exists by ls -la /lib/firmware/intel
/sof-tplg/
Then install the linux-kernel-5.4 on the bionic, boot
Let us record a potential fix here:
commit 91dce767cd0b08be9f1c87bb2de8e63391a72692
Author: Kai Vehmanen
Date: Tue Dec 17 18:26:13 2019 -0600
ASoC: SOF: Intel: drop HDA codec upon probe failure
In case a HDA codec probe fails, do not raise error immediately,
but instead
@Corbin, please remove the workaroud and regenerate the logs in the #1
@gogolink, please upload the logs as the #1.
thx.
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Title:
@Seb, Ok, got it, this bug needs both kernel fix and pulseaudio fix, SRU
the kernel fix first, then the fix of pulseaudio.
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** Tags added: verification-done-bionic
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https://bugs.launchpad.net/bugs/1880623
Title:
linux-firmware: generate the symbollink of sof-hda-generic-
2ch/4ch.tplg
This issue should be fixed in the latest kernel, please have a try.
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Title:
No sound, Dummy output on Acer Swift 3 SF314-57G with
@Robert,
the PA in the ubuntu is 13.99 while the PA in the min is 11.1. It is
because PA introduced a commit after 11.1, BTW, if you plug sth in the
line-out port, what will happen?
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Status: New
** Changed in: linux-oem (Ubuntu)
Assignee: (unassigned) => Hui Wang (hui.wang)
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https://bugs.launchpad.net/bugs/1882248
Title:
plug headset won't pr
affects: linux (Ubuntu Bionic)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu)
Assignee: (unassigned) => Hui Wang (hui.wang)
** Tags added: originate-from-1881842
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/lib/firmware/intel/sof/
+ ls /lib/firmware/intel/sof-tplg/
+
+ [Regression Risk]
+ Low, just revert a patch we just merged last cycle.
** Also affects: linux-firmware (Ubuntu Groovy)
Importance: High
Assignee: Hui Wang (hui.wang)
Status: New
** Also affects: linux-firmware (Ubuntu
Public bug reported:
This bug is for tracking purpose.
** Affects: linux-firmware (Ubuntu)
Importance: High
Assignee: Hui Wang (hui.wang)
Status: New
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** Changed in: linux-oem-5.6 (Ubuntu)
Status: Confirmed => Fix Committed
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https://bugs.launchpad.net/bugs/1881046
Title:
ASoC/amd: add audio driver for amd
*** This bug is a duplicate of bug 1871794 ***
https://bugs.launchpad.net/bugs/1871794
@alcachi,
On that problematic Lenovo machine, the kernel module used is btintel
with device firmware: intel/ibt-20-1-3.sfi too. Let's wait for firmware
or driver update from upstream.
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*** This bug is a duplicate of bug 1871794 ***
https://bugs.launchpad.net/bugs/1871794
And I just did a test on that Lenovo laptop. Disable the on-board
bluetooth host controller via BIOS, and plug in a usb bluetooth dongle
(CSR8510 A10 0a12:0001), now the hci0 is the external usb bt dongle.
*** This bug is a duplicate of bug 1871794 ***
https://bugs.launchpad.net/bugs/1871794
Maybe different machines have different root cause for this issue, for
my case:
I have 3 laptops: 1 dell laptop with intel BT 8087:0aaa, 1 dell laptop
with Atheros BT 0cf3:e007 and 1 lenovo laptop with
** Changed in: linux-raspi2 (Ubuntu)
Status: Fix Released => Triaged
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https://bugs.launchpad.net/bugs/1850876
Title:
CONFIG_DRＭ_V3D is disabled for
OK, if there is no other problems, I will submit the SRU to ubuntu
kernel to enable the V3D driver.
thx.
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https://bugs.launchpad.net/bugs/1850876
Title:
I just installed the ubuntu-desktop, and run glxinfo -B, it indicates
the v3d is used, and run glxgears, it could run without any crash, looks
like the v3d driver is more stable than before.
And I already backported all v3d patches from rpi-5.4.x to ubuntu 5.3
kernel. I have no idea how to fix
@Ian,
Did you add dtoverlay=vc4-fkms-v3d in the config.txt?
This is the log on my board, looks like there is no error so far:
ubuntu@ubuntu:~$ uname -a
Linux ubuntu 5.3.0-1027-raspi2 #29++v3dv2 SMP Mon Jun 15 22:26:13 CST 2020
aarch64 aarch64 aarch64 GNU/Linux
ubuntu@ubuntu:~$ dmesg | grep
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