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14 votes
Accepted

What's the difference between DRM and a graphics driver?

"Graphics driver" can mean any number of things. The way X (the graphical windowing system) works is that there is a central X server, which can load modules ("X drivers") for different hardware. ...
dirkt's user avatar
  • 32.5k
13 votes

Is it possible to convert Apple Music format to MP3?

Apple music files have not been encrypted for a decade! So, unless you bought them ten years ago, they are not encrypted, your MP3 player simply does not support the format (AAC). You can tell by the ...
thecarpy's user avatar
  • 3,946
12 votes
Accepted

How to play AAX audio books from Audible?

Using audible-activator and AAXtoMP3 worked. With a few tweaks, AAXtoMP3 converts to FLAC as well.
l0b0's user avatar
  • 51.6k
11 votes
Accepted

Disable framebuffer in QEMU guests

As of 2017, qemu doesn't provide text-mode-only graphics card emulation for x86-64 that would force a guest to stay in text mode. Current distributions like Fedora 25 come with the bochs_drm kernel ...
maxschlepzig's user avatar
  • 57.8k
4 votes

Is it possible to convert Apple Music format to MP3?

If you have any program that can play the apple songs, you could try re-recording them with another program while they're playing, ("loopback" style). If you've got some pulseaudio packages installed ...
Xen2050's user avatar
  • 2,364
3 votes
Accepted

mapping linux /dev/fb0 to DDR for displaying

The driver is a linux kernel module. Download the source of the linux kernel, have a look at the code of the existing framebuffer drivers in drivers/video/fbdev (github here) and the documentation in ...
dirkt's user avatar
  • 32.5k
2 votes

How to play AAX audio books from Audible?

Check out the cross-platform OpenAudible. You can connect to your Audible account, manage/download your Audible audiobooks, and convert to mp3.
adatum's user avatar
  • 1,161
2 votes
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Known Issues With CBS All Access Streaming?

I can't really give you much more information other then a confirmation of the same issue on half a dozen different Linux builds I tried today. I've been using CBS AA since 2017 and it's always worked ...
root's user avatar
  • 54
2 votes

How to set bytes of EDID on a i2c device

I don't know if this helps, but I found the EDID dumps matching your monitor model (to compare with your dump). LG Electronics Inc. (GoldStar Technology, Inc.) E2251 https://github.com/linuxhw/EDID ...
Freddy's user avatar
  • 25.7k
2 votes

HDMI monitors not correctly detected after suspend if laptop lid closed

It looks like some hardware/ACPI/power resume problem. Linux has always been a bit buggy regarding power suspend. I have a similar problem on my work laptop (both HDMI and internal display remains ...
binarym's user avatar
  • 2,637
2 votes

Can I see the amount of memory which is allocated as GEM buffers?

These appear in process maps as “drm mm object” or “i915”. You can see this in /proc/<pid>/maps; given the PID of a process using GEM/DRM: awk '/(drm mm object)|i915/ { hypidx = index($1, "-"); ...
Stephen Kitt's user avatar
2 votes
Accepted

DRM render node numbering

The privileged DRI interface came first, and a fixed major device number 226 was initially allocated for them exclusively. As the ARM devices and the development of GPGPU compute devices proved that ...
telcoM's user avatar
  • 99.2k
1 vote

How to check whether my Vestel TV is in standby mode? (X11, HDMI)

During researching for the question, I ran ddcutil interrogate which promises to "Collect maximum information". Indeed, over the course of a minute it prints over 5000 lines of information. ...
mic_e's user avatar
  • 639
1 vote

Writing device tree file for ti sn65dsi86

Ok, finally I managed to find proper documents and I share them for those who are in same situation. First my concrete example. It was as simple as looking into this path inside of the linux kernel ...
ptiza_v_nebe's user avatar
1 vote

How to find DRM protected WMA files on Ubuntu Linux

Is there a quick-and-easy way to recurse through the entire subdirectory tree and detect which WMA files are DRM protected? sure! What you'll need is to provide a program of any kind to detect ...
Marcus Müller's user avatar
1 vote

How do I write directly to video memory without xorg?

What would you recommend? I really just want a way to set the video mode and a pointer to video ram and I'm set... Use the Linux framebuffer (/dev/fb0, you need to activate the kernel module). ...
dirkt's user avatar
  • 32.5k
1 vote
Accepted

Why the hdmi output doesn't work on orange pi one?

This error is an ENOMEM (out of memory error), because CMA size needs to be bigger than one raw frame of the resolution that the display will use 1920x1080 32bpp needs about 8MB, and the default is ...
Andre Augusto's user avatar
1 vote

pkg set-publisher: One or more client key and certificate files have expired

Good that the key/cert pair work on another system. To remove an existing publisher: pkg unset-publisher solarisstudio or a specific origin for a publisher: pkg set-publisher -G https://pkg....
PeteDe's user avatar
  • 11
1 vote

Mounting a SafeDisc-protected ISO on Linux

You can use CDemu to read Alcohol 120% .mds images and the like, and will work with most CD copy protection formats. There's a "Bad sector emulation" option you may have to tick in the gcdemu GUI ...
boltronics's user avatar

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