testing Weston Wayland compositor on FreeBSD without Xorg
Denis Polygalov
dpolyg at gmail.com
Tue Aug 14 13:31:26 UTC 2018
I'm trying to run Weston port:
https://reviews.freebsd.org/D10599
on a machine (let's say "host A") with and without using Xorg.
I'm using approach previously described by Greg:
https://lists.freebsd.org/pipermail/freebsd-x11/2018-July/021414.html
It works on the host A if launched under Xorg.
The same approach works on host B (drm-next-kmod, Intel drivers)
from under Xorg *and* via weston-launch.
It does not work on the host A if launched directly i.e. "% weston-launch".
The host A is:
% uname -a
FreeBSD AmaDeuS 11.2-RELEASE-p1 FreeBSD 11.2-RELEASE-p1 #0: Sun Aug 12
19:40:55 JST 2018 denis at AmaDeuS:/usr/obj/usr/src/sys/AMADEUS amd64
% pkg info | egrep "drm|gpu|mesa"
drm-next-kmod-4.11.g20180619
gpu-firmware-kmod-g20180319_1
libdrm-2.4.92,1
mesa-dri-18.1.2
mesa-libs-18.1.2
% kldstat -v | grep 0x
1 83 0xffffffff80200000 203e7f0 kernel (/boot/kernel/kernel)
2 1 0xffffffff82240000 5e80 ichsmb.ko (/boot/kernel/ichsmb.ko)
3 3 0xffffffff82246000 2d10 smbus.ko (/boot/kernel/smbus.ko)
4 1 0xffffffff82249000 2da0 smb.ko (/boot/kernel/smb.ko)
5 1 0xffffffff82421000 20b2d8 amdgpu.ko (/boot/modules/amdgpu.ko)
6 1 0xffffffff8262d000 bb4f0 drm.ko (/boot/modules/drm.ko)
7 4 0xffffffff826e9000 edc8 linuxkpi.ko (/boot/kernel/linuxkpi.ko)
8 3 0xffffffff826f8000 164a1 linuxkpi_gplv2.ko
(/boot/modules/linuxkpi_gplv2.ko)
9 2 0xffffffff8270f000 9e8 debugfs.ko (/boot/modules/debugfs.ko)
10 1 0xffffffff82710000 8158 amdgpu_polaris11_mc_bin.ko
(/boot/modules/amdgpu_polaris11_mc_bin.ko)
11 1 0xffffffff82719000 4400 amdgpu_polaris11_pfp_bin.ko
(/boot/modules/amdgpu_polaris11_pfp_bin.ko)
12 1 0xffffffff8271e000 4400 amdgpu_polaris11_me_bin.ko
(/boot/modules/amdgpu_polaris11_me_bin.ko)
13 1 0xffffffff82723000 2400 amdgpu_polaris11_ce_bin.ko
(/boot/modules/amdgpu_polaris11_ce_bin.ko)
14 1 0xffffffff82726000 5c10 amdgpu_polaris11_rlc_bin.ko
(/boot/modules/amdgpu_polaris11_rlc_bin.ko)
15 1 0xffffffff8272c000 40400 amdgpu_polaris11_mec_bin.ko
(/boot/modules/amdgpu_polaris11_mec_bin.ko)
16 1 0xffffffff8276d000 40400 amdgpu_polaris11_mec2_bin.ko
(/boot/modules/amdgpu_polaris11_mec2_bin.ko)
17 1 0xffffffff827ae000 3318 amdgpu_polaris11_sdma_bin.ko
(/boot/modules/amdgpu_polaris11_sdma_bin.ko)
18 1 0xffffffff827b2000 3320 amdgpu_polaris11_sdma1_bin.ko
(/boot/modules/amdgpu_polaris11_sdma1_bin.ko)
19 1 0xffffffff827b6000 5bc00 amdgpu_polaris11_uvd_bin.ko
(/boot/modules/amdgpu_polaris11_uvd_bin.ko)
20 1 0xffffffff82812000 28d20 amdgpu_polaris11_vce_bin.ko
(/boot/modules/amdgpu_polaris11_vce_bin.ko)
21 1 0xffffffff8283b000 1fe18 amdgpu_polaris11_smc_bin.ko
(/boot/modules/amdgpu_polaris11_smc_bin.ko)
22 1 0xffffffff8285b000 27a0 ums.ko (/boot/kernel/ums.ko)
23 1 0xffffffff8285e000 1780 uhid.ko (/boot/kernel/uhid.ko)
24 1 0xffffffff82860000 3698 ng_ubt.ko (/boot/kernel/ng_ubt.ko)
25 5 0xffffffff82864000 9a20 netgraph.ko (/boot/kernel/netgraph.ko)
26 1 0xffffffff8286e000 8e78 ng_hci.ko (/boot/kernel/ng_hci.ko)
27 3 0xffffffff82877000 95c ng_bluetooth.ko
(/boot/kernel/ng_bluetooth.ko)
28 1 0xffffffff82878000 bc0e ng_l2cap.ko (/boot/kernel/ng_l2cap.ko)
29 1 0xffffffff82884000 176a8 ng_btsocket.ko
(/boot/kernel/ng_btsocket.ko)
30 1 0xffffffff8289c000 1d40 ng_socket.ko (/boot/kernel/ng_socket.ko)
What exactly happend when I execute "weston-launch":
... skipped
[22:00:05.026] GL ES 2 renderer features:
read-back format: BGRA
wl_shm sub-image to texture: yes
EGL Wayland extension: yes
[22:00:05.037] input device 'System mouse', /dev/input/event0 is tagged
by udev as: Mouse
[22:00:05.037] input device 'System mouse', /dev/input/event0 is a
pointer caps
[22:00:05.037] input device 'System keyboard multiplexer',
/dev/input/event1 is tagged by udev as: Keyboard
[22:00:05.037] input device 'System keyboard multiplexer',
/dev/input/event1 is a keyboard
[22:00:05.038] input device 'AT keyboard', /dev/input/event2 is tagged
by udev as: Keyboard
[22:00:05.038] input device 'AT keyboard', /dev/input/event2 is a keyboard
[22:00:05.038] input device 'Dexin Corp. 2.4GHz Keyboardmouse set
01242013A, class 0/0, rev 1.10/8.2c, addr ', /dev/input/event3 is tagged
by udev as: Keyboard
[22:00:05.038] input device 'Dexin Corp. 2.4GHz Keyboardmouse set
01242013A, class 0/0, rev 1.10/8.2c, addr ', /dev/input/event3 is a keyboard
weston-launch: opened /dev/dri/card0: ret: 0, fd: 4
weston-launch: opened /dev/input/event0: ret: 0, fd: 6
weston-launch: opened /dev/input/event1: ret: 0, fd: 7
weston-launch: opened /dev/input/event2: ret: 0, fd: 8
weston-launch: opened /dev/input/event3: ret: 0, fd: 9
handle_signal: SIGCHLD
If I load generated weston.core into debugger I can see that
all threads of weston process stopped by SIGBUS
Xorg works OK on the host A.
If I compare log output of successful launch of weston on the "host B" I
can guess that something bad happen on the "host A" just before this line:
[22:18:45.420] Registered plugin API 'weston_drm_output_api_v1' of size 24
Question: how to debug this kind of problem?
Regards,
Denis
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