waylandを動かす

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1 wayland /31

2 wayland! weston! wayland weston wayland Kristian Høgsberg /31

3 wayland! weston! /31

4 weston ( ) /31

5 weston (weston.ini ) /31

6 X X UNIX X 1984 Daniel Stone, The real story behind Wayland and X,linux.conf.au 2013, lca2013-wayland-x11.pdf /31

7 X X wayland phoronix 1 Høgsberg ( every frame is perfect ) X /31

8 weston upstream debian sid weston 1 DRM/KMS drm-backend.so 2 fbdev-backend.so 3 X x11-backend.so 4 Wayland wayland-backend.so 5 Headless headless-backend.so 5 Rassberry Pi rpi-backend.so 6 RDP rdp-backend.so /31

9 1 apt-get install weston 2 XDG RUNNTIME DIR systemd :systemd-logind systemd export XDG RUNNTIME DIR=/tmp OK 3 weston-launch /etc/group weston-launch # usermod -a -G weston-launch <your-login-id>......! /31

10 X X $ weston!! /31

11 DRM/KMS linux DRM/KMS DRM Direct Rendering Manager (DMA Memory Mapped I/O 3D GPU DRM GPU /31

12 DRM/KMS KMS Kernel-based Mode Setting /31

13 DRM/KMS weston DRM/KMS weston 1 gdm3 Ctrl-Alt-F1 $ su # service gdm3 stop 2 KMS/DRM $ lsmod egrep (i915 radeon nouveau)...(i915/radeon/nouveau OK)... 3 weston $ weston-launch /31

14 DRM/KMS Intel SONY VAIO DRM/KMS VGA weston VGA /31

15 Linux 2D weston 106 Debian KVM X weston debian sid weston fbdev-backend.so weston /31

16 wayland weston wayland-backend.so weston weston 1 weston 2 wayland-terminal weston $ weston -Swayland-1 --width=640 --height=400 (width/height ) Xnest /31

17 wayland /31

18 debian wayland debian wayland/weston weston X XWayland debian sid X weston : X wayland xwayland.so X -wayland debian X X 10 debian-x d.o /31

19 debian wayland debian sid gtk debian wayland weston $ aptitude install gtk-3-examples $ env GDK_BACKEND=wayland gtk3-demo gtk weston/wayland /31

20 weston wayland! /31

21 weston wayland X (pixmap)/ (EGL/mesa) weston xkbcommon /31

22 weston wayland weston-launch suid root weston-launch weston root root socket weston (sendmsg/recvmsg /31

23 weston wayland /31

24 weston DRM/KMS $(MESA_SRC)/include/pci_ids/pci_id_driver_map.h driver_map mesa 3D i915 radion/nouveau /31

25 weston DRM/KMS mesa GPU GPU...) $(MESA_SRC)/include/pci_ids/pci_id_driver_map.h static const struct { 61 int vendor_id; 62 const char *driver; 63 const int *chip_ids; 64 int num_chips_ids; 65 } driver_map[] = { 66 { 0x8086, "i915", i915_chip_ids, ARRAY_SIZE(i915_chip_ids) }, 67 { 0x8086, "i965", i965_chip_ids, ARRAY_SIZE(i965_chip_ids) }, 68 #ifndef DRIVER_MAP_GALLIUM_ONLY 69 { 0x1002, "radeon", r100_chip_ids, ARRAY_SIZE(r100_chip_ids) }, 70 { 0x1002, "r200", r200_chip_ids, ARRAY_SIZE(r200_chip_ids) }, 71 #endif 72 { 0x1002, "r300", r300_chip_ids, ARRAY_SIZE(r300_chip_ids) }, 73 { 0x1002, "r600", r600_chip_ids, ARRAY_SIZE(r600_chip_ids) }, 74 { 0x1002, "radeonsi", radeonsi_chip_ids, ARRAY_SIZE(radeonsi_chip_ids) 75 { 0x10de, "nouveau", NULL, -1 }, 76 { 0x15ad, "vmwgfx", vmwgfx_chip_ids, ARRAY_SIZE(vmwgfx_chip_ids) }, 77 { 0x0000, NULL, NULL, 0 }, 78 }; /31

26 weston DRM/KMS use-pixman weston-launch GPU 3D /lib/modules/ uname -r /kernel/drivers/gpu/drm/ DRM/KMS mesa GPU weston SEGV ( 2D...) /31

27 linux... DRM/KMS,FB,V4L2 How_to_Select_a_Graphics_and_Video_API.pdf /31

28 pixman pixman 2D 2D /31

29 mesa mesa OpenGL gallium3d llvmpipe gallium3d state tracker GPU llvmpipe CPU LLVM gallium3d Gallium3D Mesa s New Driver Model gallium3d-mesas-new-driver-model /31

30 phoronix http: // www. phoronix. com weston/wayland! /31

31 weston/wayland Hack /31

大統一Debian勉強会 gdb+python拡張を使ったデバッグ手法

大統一Debian勉強会 gdb+python拡張を使ったデバッグ手法 Debian 2013 gdb+python nozzy@debian.or.jp 2013 6 29 Level Debian Up Debian Debian debian sid unstable Debian debian sid unstable *-dbg Debian debian sid unstable *-dbg gdb Debian debian sid unstable *-dbg