3rd-party/linux-kernel-module-cheat
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x11: broken...

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Ciro Santilli
2018-06-03 19:58:41 +01:00
parent 9e450f0da3
commit 6f1b582d03
2 changed files with 10 additions and 2 deletions
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10
README.adoc
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@@ -2267,6 +2267,16 @@ Build and run:
./run -x
....
TODO broken as of: 9e450f0da3dedddfd5f0a23160cffa26bc98c272. Now the graphic window shows normally, until an init script starts X at startup automatically, prints `Starting Xorg:` and the screen is completely black.
If we put a terminal on the serial as explained at <<tty>>, and run `dmesg`, we see a <<bug_on>>:
....
[ 2.809104] WARNING: CPU: 0 PID: 51 at drivers/gpu/drm/ttm/ttm_bo_vm.c:304 ttm_bo_vm_open+0x37/0x40
....
Before updating Buildroot to 2018.05, this is what happened:
We don't build X11 by default because it takes a considerable amount of time (about 20%), and is not expected to be used by most users: you need to pass the `-x` flag to enable it.
Inside QEMU:

2
br2/x11
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@@ -1,5 +1,3 @@
# X11
# https://unix.stackexchange.com/questions/70931/how-to-install-x11-on-my-own-linux-buildroot-system/306116#306116
BR2_PACKAGE_XAPP_TWM=y
BR2_PACKAGE_XAPP_XCALC=y
BR2_PACKAGE_XAPP_XCLOCK=y