Caching of EDID for X server to decrease startup time of X server

Thierry Reding thierry.reding at gmail.com
Mon Aug 10 06:01:49 PDT 2015


On Sat, Aug 08, 2015 at 10:18:57PM +0200, Paul Menzel wrote:
> Dear DRI folks,
> 
> 
> I am trying to speed up booting to the graphical login screen. The goal
> is, that after entering the LUKS password, the graphical login manager,
> GDM in my case, should be there in less than one second.
> 
> I am using Debian 8.1 (Jessie) with Linux 3.16.7 and the X server
> 1.16.4.
> 
> Currently, the X server takes quite some time. Running the following
> command, it takes almost a second. Note, it includes the shutdown time
> too.
> 
>     $ time sudo X -pogo :1 >& /dev/null # from within a running GNOME session
> 
>     real    0m0.709s
>     user    0m0.068s
>     sys     0m0.128s
> 
> I’ll paste the content of `/var/log/Xorg.1.log` below. The time there
> goes from 231.235 to 231.922, which is 687 ms.
> 
>     [   231.235] 
>     X.Org X Server 1.16.4
>     Release Date: 2014-12-20
>     [   231.235] X Protocol Version 11, Revision 0
>     [   231.235] Build Operating System: Linux 3.16.0-4-amd64 x86_64 Debian
>     [   231.235] Current Operating System: Linux mattotaupa 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u3 (2015-08-04) x86_64
>     [   231.235] Kernel command line: BOOT_IMAGE=/vmlinuz-3.16.0-4-amd64 root=UUID=1b45d72e-7bd8-490f-bd9e-7e5990859148 ro quiet noisapnp drm_kms_helper.poll=0 radeon.dpm=1 pcie_aspm=force pcie_aspm.policy=powersave nmi_watchdog=0
>     [   231.235] Build Date: 11 February 2015  12:32:02AM
>     [   231.235] xorg-server 2:1.16.4-1 (    http://www.debian.org/support    ) 
>     [   231.235] Current version of pixman: 0.32.6
>     [   231.235]     	    Before reporting problems, check     http://wiki.x.org
>     	    to make sure that you have the latest version.
>     [   231.235] Markers: (--) probed, (**) from config file, (==) default setting,
>     	    (++) from command line, (!!) notice, (II) informational,
>     	    (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
>     [   231.235] (==) Log file: "/var/log/Xorg.1.log", Time: Sat Aug  8 10:01:09 2015
>     [   231.236] (==) Using config directory: "/etc/X11/xorg.conf.d"
>     [   231.236] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
>     [   231.236] (==) No Layout section.  Using the first Screen section.
>     [   231.236] (==) No screen section available. Using defaults.
>     [   231.236] (**) |-->Screen "Default Screen Section" (0)
>     [   231.236] (**) |   |-->Monitor "<default monitor>"
>     [   231.236] (==) No device specified for screen "Default Screen Section".
>     	    Using the first device section listed.
>     [   231.236] (**) |   |-->Device "RS780 [Radeon HD 3200]"
>     [   231.236] (==) No monitor specified for screen "Default Screen Section".
>     	    Using a default monitor configuration.
>     [   231.236] (==) Automatically adding devices
>     [   231.236] (==) Automatically enabling devices
>     [   231.236] (==) Automatically adding GPU devices
>     [   231.236] (WW) The directory "/usr/share/fonts/X11/misc" does not exist.
>     [   231.236]     	    Entry deleted from font path.
>     [   231.236] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
>     [   231.236]     	    Entry deleted from font path.
>     [   231.236] (WW) The directory "/usr/share/fonts/X11/100dpi/" does not exist.
>     [   231.236]     	    Entry deleted from font path.
>     [   231.236] (WW) The directory "/usr/share/fonts/X11/100dpi" does not exist.
>     [   231.236]     	    Entry deleted from font path.
>     [   231.236] (==) FontPath set to:
>     	    /usr/share/fonts/X11/75dpi/:unscaled,
>     	    /usr/share/fonts/X11/Type1,
>     	    /usr/share/fonts/X11/75dpi,
>     	    built-ins
>     [   231.236] (==) ModulePath set to "/usr/lib/xorg/modules"
>     [   231.236] (II) The server relies on udev to provide the list of input devices.
>     	    If no devices become available, reconfigure udev or disable AutoAddDevices.
>     [   231.236] (II) Loader magic: 0x7f7e2ab51d80
>     [   231.236] (II) Module ABI versions:
>     [   231.236]     	    X.Org ANSI C Emulation: 0.4
>     [   231.236]     	    X.Org Video Driver: 18.0
>     [   231.236]     	    X.Org XInput driver : 21.0
>     [   231.236]     	    X.Org Server Extension : 8.0
>     [   231.236] (II) xfree86: Adding drm device (/dev/dri/card0)
>     [   231.236] (EE) /dev/dri/card0: failed to set DRM interface version 1.4: Permission denied
>     [   231.238] (--) PCI:*(0:1:5:0) 1002:9610:1849:9610 rev 0, Mem @ 0xf4000000/67108864, 0xfdff0000/65536, 0xfde00000/1048576, I/O @ 0x0000c000/256
>     [   231.238] (II) LoadModule: "glx"
>     [   231.238] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
>     [   231.239] (II) Module glx: vendor="X.Org Foundation"
>     [   231.239]     	    compiled for 1.16.4, module version = 1.0.0
>     [   231.239]     	    ABI class: X.Org Server Extension, version 8.0
>     [   231.239] (==) AIGLX enabled
>     [   231.239] (II) LoadModule: "radeon"
>     [   231.240] (II) Loading /usr/lib/xorg/modules/drivers/radeon_drv.so
>     [   231.240] (II) Module radeon: vendor="X.Org Foundation"
>     [   231.240]     	    compiled for 1.16.1, module version = 7.5.0
>     [   231.240]     	    Module class: X.Org Video Driver
>     [   231.240]     	    ABI class: X.Org Video Driver, version 18.0
>     [   231.240] (II) RADEON: Driver for ATI Radeon chipsets:
>     	    ATI Radeon Mobility X600 (M24) 3150 (PCIE), ATI FireMV 2400 (PCI),
>     	    ATI Radeon Mobility X300 (M24) 3152 (PCIE),
>     	    ATI FireGL M24 GL 3154 (PCIE), ATI FireMV 2400 3155 (PCI),
>     	    ATI Radeon X600 (RV380) 3E50 (PCIE),
>     	    ATI FireGL V3200 (RV380) 3E54 (PCIE), ATI Radeon IGP320 (A3) 4136,
>     	    ATI Radeon IGP330/340/350 (A4) 4137, ATI Radeon 9500 AD (AGP),
>     	    ATI Radeon 9500 AE (AGP), ATI Radeon 9600TX AF (AGP),
>     	    ATI FireGL Z1 AG (AGP), ATI Radeon 9800SE AH (AGP),
>     	    ATI Radeon 9800 AI (AGP), ATI Radeon 9800 AJ (AGP),
>     	    ATI FireGL X2 AK (AGP), ATI Radeon 9600 AP (AGP),
>     	    ATI Radeon 9600SE AQ (AGP), ATI Radeon 9600XT AR (AGP),
>     	    ATI Radeon 9600 AS (AGP), ATI FireGL T2 AT (AGP), ATI Radeon 9650,
>     	    ATI FireGL RV360 AV (AGP), ATI Radeon 7000 IGP (A4+) 4237,
>     	    ATI Radeon 8500 AIW BB (AGP), ATI Radeon IGP320M (U1) 4336,
>     	    ATI Radeon IGP330M/340M/350M (U2) 4337,
>     	    ATI Radeon Mobility 7000 IGP 4437, ATI Radeon 9000/PRO If (AGP/PCI),
>     	    ATI Radeon 9000 Ig (AGP/PCI), ATI Radeon X800 (R420) JH (AGP),
>     	    ATI Radeon X800PRO (R420) JI (AGP),
>     	    ATI Radeon X800SE (R420) JJ (AGP), ATI Radeon X800 (R420) JK (AGP),
>     	    ATI Radeon X800 (R420) JL (AGP), ATI FireGL X3 (R420) JM (AGP),
>     	    ATI Radeon Mobility 9800 (M18) JN (AGP),
>     	    ATI Radeon X800 SE (R420) (AGP), ATI Radeon X800XT (R420) JP (AGP),
>     	    ATI Radeon X800 VE (R420) JT (AGP), ATI Radeon X850 (R480) (AGP),
>     	    ATI Radeon X850 XT (R480) (AGP), ATI Radeon X850 SE (R480) (AGP),
>     	    ATI Radeon X850 PRO (R480) (AGP), ATI Radeon X850 XT PE (R480) (AGP),
>     	    ATI Radeon Mobility M7 LW (AGP),
>     	    ATI Mobility FireGL 7800 M7 LX (AGP),
>     	    ATI Radeon Mobility M6 LY (AGP), ATI Radeon Mobility M6 LZ (AGP),
>     	    ATI FireGL Mobility 9000 (M9) Ld (AGP),
>     	    ATI Radeon Mobility 9000 (M9) Lf (AGP),
>     	    ATI Radeon Mobility 9000 (M9) Lg (AGP), ATI FireMV 2400 PCI,
>     	    ATI Radeon 9700 Pro ND (AGP), ATI Radeon 9700/9500Pro NE (AGP),
>     	    ATI Radeon 9600TX NF (AGP), ATI FireGL X1 NG (AGP),
>     	    ATI Radeon 9800PRO NH (AGP), ATI Radeon 9800 NI (AGP),
>     	    ATI FireGL X2 NK (AGP), ATI Radeon 9800XT NJ (AGP),
>     	    ATI Radeon Mobility 9600/9700 (M10/M11) NP (AGP),
>     	    ATI Radeon Mobility 9600 (M10) NQ (AGP),
>     	    ATI Radeon Mobility 9600 (M11) NR (AGP),
>     	    ATI Radeon Mobility 9600 (M10) NS (AGP),
>     	    ATI FireGL Mobility T2 (M10) NT (AGP),
>     	    ATI FireGL Mobility T2e (M11) NV (AGP), ATI Radeon QD (AGP),
>     	    ATI Radeon QE (AGP), ATI Radeon QF (AGP), ATI Radeon QG (AGP),
>     	    ATI FireGL 8700/8800 QH (AGP), ATI Radeon 8500 QL (AGP),
>     	    ATI Radeon 9100 QM (AGP), ATI Radeon 7500 QW (AGP/PCI),
>     	    ATI Radeon 7500 QX (AGP/PCI), ATI Radeon VE/7000 QY (AGP/PCI),
>     	    ATI Radeon VE/7000 QZ (AGP/PCI), ATI ES1000 515E (PCI),
>     	    ATI Radeon Mobility X300 (M22) 5460 (PCIE),
>     	    ATI Radeon Mobility X600 SE (M24C) 5462 (PCIE),
>     	    ATI FireGL M22 GL 5464 (PCIE), ATI Radeon X800 (R423) UH (PCIE),
>     	    ATI Radeon X800PRO (R423) UI (PCIE),
>     	    ATI Radeon X800LE (R423) UJ (PCIE),
>     	    ATI Radeon X800SE (R423) UK (PCIE),
>     	    ATI Radeon X800 XTP (R430) (PCIE), ATI Radeon X800 XL (R430) (PCIE),
>     	    ATI Radeon X800 SE (R430) (PCIE), ATI Radeon X800 (R430) (PCIE),
>     	    ATI FireGL V7100 (R423) (PCIE), ATI FireGL V5100 (R423) UQ (PCIE),
>     	    ATI FireGL unknown (R423) UR (PCIE),
>     	    ATI FireGL unknown (R423) UT (PCIE),
>     	    ATI Mobility FireGL V5000 (M26) (PCIE),
>     	    ATI Mobility FireGL V5000 (M26) (PCIE),
>     	    ATI Mobility Radeon X700 XL (M26) (PCIE),
>     	    ATI Mobility Radeon X700 (M26) (PCIE),
>     	    ATI Mobility Radeon X700 (M26) (PCIE),
>     	    ATI Radeon X550XTX 5657 (PCIE), ATI Radeon 9100 IGP (A5) 5834,
>     	    ATI Radeon Mobility 9100 IGP (U3) 5835,
>     	    ATI Radeon XPRESS 200 5954 (PCIE),
>     	    ATI Radeon XPRESS 200M 5955 (PCIE), ATI Radeon 9250 5960 (AGP),
>     	    ATI Radeon 9200 5961 (AGP), ATI Radeon 9200 5962 (AGP),
>     	    ATI Radeon 9200SE 5964 (AGP), ATI FireMV 2200 (PCI),
>     	    ATI ES1000 5969 (PCI), ATI Radeon XPRESS 200 5974 (PCIE),
>     	    ATI Radeon XPRESS 200M 5975 (PCIE),
>     	    ATI Radeon XPRESS 200 5A41 (PCIE),
>     	    ATI Radeon XPRESS 200M 5A42 (PCIE),
>     	    ATI Radeon XPRESS 200 5A61 (PCIE),
>     	    ATI Radeon XPRESS 200M 5A62 (PCIE),
>     	    ATI Radeon X300 (RV370) 5B60 (PCIE),
>     	    ATI Radeon X600 (RV370) 5B62 (PCIE),
>     	    ATI Radeon X550 (RV370) 5B63 (PCIE),
>     	    ATI FireGL V3100 (RV370) 5B64 (PCIE),
>     	    ATI FireMV 2200 PCIE (RV370) 5B65 (PCIE),
>     	    ATI Radeon Mobility 9200 (M9+) 5C61 (AGP),
>     	    ATI Radeon Mobility 9200 (M9+) 5C63 (AGP),
>     	    ATI Mobility Radeon X800 XT (M28) (PCIE),
>     	    ATI Mobility FireGL V5100 (M28) (PCIE),
>     	    ATI Mobility Radeon X800 (M28) (PCIE), ATI Radeon X850 5D4C (PCIE),
>     	    ATI Radeon X850 XT PE (R480) (PCIE),
>     	    ATI Radeon X850 SE (R480) (PCIE), ATI Radeon X850 PRO (R480) (PCIE),
>     	    ATI unknown Radeon / FireGL (R480) 5D50 (PCIE),
>     	    ATI Radeon X850 XT (R480) (PCIE),
>     	    ATI Radeon X800XT (R423) 5D57 (PCIE),
>     	    ATI FireGL V5000 (RV410) (PCIE), ATI Radeon X700 XT (RV410) (PCIE),
>     	    ATI Radeon X700 PRO (RV410) (PCIE),
>     	    ATI Radeon X700 SE (RV410) (PCIE), ATI Radeon X700 (RV410) (PCIE),
>     	    ATI Radeon X700 SE (RV410) (PCIE), ATI Radeon X1800,
>     	    ATI Mobility Radeon X1800 XT, ATI Mobility Radeon X1800,
>     	    ATI Mobility FireGL V7200, ATI FireGL V7200, ATI FireGL V5300,
>     	    ATI Mobility FireGL V7100, ATI Radeon X1800, ATI Radeon X1800,
>     	    ATI Radeon X1800, ATI Radeon X1800, ATI Radeon X1800,
>     	    ATI FireGL V7300, ATI FireGL V7350, ATI Radeon X1600, ATI RV505,
>     	    ATI Radeon X1300/X1550, ATI Radeon X1550, ATI M54-GL,
>     	    ATI Mobility Radeon X1400, ATI Radeon X1300/X1550,
>     	    ATI Radeon X1550 64-bit, ATI Mobility Radeon X1300,
>     	    ATI Mobility Radeon X1300, ATI Mobility Radeon X1300,
>     	    ATI Mobility Radeon X1300, ATI Radeon X1300, ATI Radeon X1300,
>     	    ATI RV505, ATI RV505, ATI FireGL V3300, ATI FireGL V3350,
>     	    ATI Radeon X1300, ATI Radeon X1550 64-bit, ATI Radeon X1300/X1550,
>     	    ATI Radeon X1600, ATI Radeon X1300/X1550, ATI Mobility Radeon X1450,
>     	    ATI Radeon X1300/X1550, ATI Mobility Radeon X2300,
>     	    ATI Mobility Radeon X2300, ATI Mobility Radeon X1350,
>     	    ATI Mobility Radeon X1350, ATI Mobility Radeon X1450,
>     	    ATI Radeon X1300, ATI Radeon X1550, ATI Mobility Radeon X1350,
>     	    ATI FireMV 2250, ATI Radeon X1550 64-bit, ATI Radeon X1600,
>     	    ATI Radeon X1650, ATI Radeon X1600, ATI Radeon X1600,
>     	    ATI Mobility FireGL V5200, ATI Mobility Radeon X1600,
>     	    ATI Radeon X1650, ATI Radeon X1650, ATI Radeon X1600,
>     	    ATI Radeon X1300 XT/X1600 Pro, ATI FireGL V3400,
>     	    ATI Mobility FireGL V5250, ATI Mobility Radeon X1700,
>     	    ATI Mobility Radeon X1700 XT, ATI FireGL V5200,
>     	    ATI Mobility Radeon X1700, ATI Radeon X2300HD,
>     	    ATI Mobility Radeon HD 2300, ATI Mobility Radeon HD 2300,
>     	    ATI Radeon X1950, ATI Radeon X1900, ATI Radeon X1950,
>     	    ATI Radeon X1900, ATI Radeon X1900, ATI Radeon X1900,
>     	    ATI Radeon X1900, ATI Radeon X1900, ATI Radeon X1900,
>     	    ATI Radeon X1900, ATI Radeon X1900, ATI Radeon X1900,
>     	    ATI AMD Stream Processor, ATI Radeon X1900, ATI Radeon X1950,
>     	    ATI RV560, ATI RV560, ATI Mobility Radeon X1900, ATI RV560,
>     	    ATI Radeon X1950 GT, ATI RV570, ATI RV570, ATI FireGL V7400,
>     	    ATI RV560, ATI Radeon X1650, ATI Radeon X1650, ATI RV560,
>     	    ATI Radeon 9100 PRO IGP 7834, ATI Radeon Mobility 9200 IGP 7835,
>     	    ATI Radeon X1200, ATI Radeon X1200, ATI Radeon X1200,
>     	    ATI Radeon X1200, ATI Radeon X1200, ATI RS740, ATI RS740M, ATI RS740,
>     	    ATI RS740M, ATI Radeon HD 2900 XT, ATI Radeon HD 2900 XT,
>     	    ATI Radeon HD 2900 XT, ATI Radeon HD 2900 Pro, ATI Radeon HD 2900 GT,
>     	    ATI FireGL V8650, ATI FireGL V8600, ATI FireGL V7600,
>     	    ATI Radeon 4800 Series, ATI Radeon HD 4870 x2,
>     	    ATI Radeon 4800 Series, ATI Radeon HD 4850 x2,
>     	    ATI FirePro V8750 (FireGL), ATI FirePro V7760 (FireGL),
>     	    ATI Mobility RADEON HD 4850, ATI Mobility RADEON HD 4850 X2,
>     	    ATI Radeon 4800 Series, ATI FirePro RV770, AMD FireStream 9270,
>     	    AMD FireStream 9250, ATI FirePro V8700 (FireGL),
>     	    ATI Mobility RADEON HD 4870, ATI Mobility RADEON M98,
>     	    ATI Mobility RADEON HD 4870, ATI Radeon 4800 Series,
>     	    ATI Radeon 4800 Series, ATI FirePro M7750, ATI M98, ATI M98, ATI M98,
>     	    ATI Mobility Radeon HD 4650, ATI Radeon RV730 (AGP),
>     	    ATI Mobility Radeon HD 4670, ATI FirePro M5750,
>     	    ATI Mobility Radeon HD 4670, ATI Radeon RV730 (AGP),
>     	    ATI RV730XT [Radeon HD 4670], ATI RADEON E4600,
>     	    ATI Radeon HD 4600 Series, ATI RV730 PRO [Radeon HD 4650],
>     	    ATI FirePro V7750 (FireGL), ATI FirePro V5700 (FireGL),
>     	    ATI FirePro V3750 (FireGL), ATI Mobility Radeon HD 4830,
>     	    ATI Mobility Radeon HD 4850, ATI FirePro M7740, ATI RV740,
>     	    ATI Radeon HD 4770, ATI Radeon HD 4700 Series, ATI Radeon HD 4770,
>     	    ATI FirePro M5750, ATI RV610, ATI Radeon HD 2400 XT,
>     	    ATI Radeon HD 2400 Pro, ATI Radeon HD 2400 PRO AGP, ATI FireGL V4000,
>     	    ATI RV610, ATI Radeon HD 2350, ATI Mobility Radeon HD 2400 XT,
>     	    ATI Mobility Radeon HD 2400, ATI RADEON E2400, ATI RV610,
>     	    ATI FireMV 2260, ATI RV670, ATI Radeon HD3870,
>     	    ATI Mobility Radeon HD 3850, ATI Radeon HD3850,
>     	    ATI Mobility Radeon HD 3850 X2, ATI RV670,
>     	    ATI Mobility Radeon HD 3870, ATI Mobility Radeon HD 3870 X2,
>     	    ATI Radeon HD3870 X2, ATI FireGL V7700, ATI Radeon HD3850,
>     	    ATI Radeon HD3690, AMD Firestream 9170, ATI Radeon HD 4550,
>     	    ATI Radeon RV710, ATI Radeon RV710, ATI Radeon RV710,
>     	    ATI Radeon HD 4350, ATI Mobility Radeon 4300 Series,
>     	    ATI Mobility Radeon 4500 Series, ATI Mobility Radeon 4500 Series,
>     	    ATI FirePro RG220, ATI Mobility Radeon 4330, ATI RV630,
>     	    ATI Mobility Radeon HD 2600, ATI Mobility Radeon HD 2600 XT,
>     	    ATI Radeon HD 2600 XT AGP, ATI Radeon HD 2600 Pro AGP,
>     	    ATI Radeon HD 2600 XT, ATI Radeon HD 2600 Pro, ATI Gemini RV630,
>     	    ATI Gemini Mobility Radeon HD 2600 XT, ATI FireGL V5600,
>     	    ATI FireGL V3600, ATI Radeon HD 2600 LE,
>     	    ATI Mobility FireGL Graphics Processor, ATI Radeon HD 3470,
>     	    ATI Mobility Radeon HD 3430, ATI Mobility Radeon HD 3400 Series,
>     	    ATI Radeon HD 3450, ATI Radeon HD 3450, ATI Radeon HD 3430,
>     	    ATI Radeon HD 3450, ATI FirePro V3700, ATI FireMV 2450,
>     	    ATI FireMV 2260, ATI FireMV 2260, ATI Radeon HD 3600 Series,
>     	    ATI Radeon HD 3650 AGP, ATI Radeon HD 3600 PRO,
>     	    ATI Radeon HD 3600 XT, ATI Radeon HD 3600 PRO,
>     	    ATI Mobility Radeon HD 3650, ATI Mobility Radeon HD 3670,
>     	    ATI Mobility FireGL V5700, ATI Mobility FireGL V5725,
>     	    ATI Radeon HD 3200 Graphics, ATI Radeon 3100 Graphics,
>     	    ATI Radeon HD 3200 Graphics, ATI Radeon 3100 Graphics,
>     	    ATI Radeon HD 3300 Graphics, ATI Radeon HD 3200 Graphics,
>     	    ATI Radeon 3000 Graphics, SUMO, SUMO, SUMO2, SUMO2, SUMO2, SUMO2,
>     	    SUMO, SUMO, SUMO2, SUMO, SUMO, SUMO, SUMO, SUMO, ATI Radeon HD 4200,
>     	    ATI Radeon 4100, ATI Mobility Radeon HD 4200,
>     	    ATI Mobility Radeon 4100, ATI Radeon HD 4290, ATI Radeon HD 4250,
>     	    AMD Radeon HD 6310 Graphics, AMD Radeon HD 6310 Graphics,
>     	    AMD Radeon HD 6250 Graphics, AMD Radeon HD 6250 Graphics,
>     	    AMD Radeon HD 6300 Series Graphics,
>     	    AMD Radeon HD 6200 Series Graphics, PALM, PALM, PALM, CYPRESS,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI FirePro (FireGL) Graphics Adapter, AMD Firestream 9370,
>     	    AMD Firestream 9350, ATI Radeon HD 5800 Series,
>     	    ATI Radeon HD 5800 Series, ATI Radeon HD 5800 Series,
>     	    ATI Radeon HD 5800 Series, ATI Radeon HD 5900 Series,
>     	    ATI Radeon HD 5900 Series, ATI Mobility Radeon HD 5800 Series,
>     	    ATI Mobility Radeon HD 5800 Series,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI Mobility Radeon HD 5800 Series, ATI Radeon HD 5700 Series,
>     	    ATI Radeon HD 5700 Series, ATI Radeon HD 6700 Series,
>     	    ATI Radeon HD 5700 Series, ATI Radeon HD 6700 Series,
>     	    ATI Mobility Radeon HD 5000 Series,
>     	    ATI Mobility Radeon HD 5000 Series, ATI Mobility Radeon HD 5570,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI FirePro (FireGL) Graphics Adapter, ATI Radeon HD 5670,
>     	    ATI Radeon HD 5570, ATI Radeon HD 5500 Series, REDWOOD,
>     	    ATI Mobility Radeon HD 5000 Series,
>     	    ATI Mobility Radeon HD 5000 Series, ATI Mobility Radeon Graphics,
>     	    ATI Mobility Radeon Graphics, CEDAR,
>     	    ATI FirePro (FireGL) Graphics Adapter,
>     	    ATI FirePro (FireGL) Graphics Adapter, ATI FirePro 2270, CEDAR,
>     	    ATI Radeon HD 5450, CEDAR, CEDAR, CAYMAN, CAYMAN, CAYMAN, CAYMAN,
>     	    CAYMAN, CAYMAN, CAYMAN, CAYMAN, CAYMAN, CAYMAN,
>     	    AMD Radeon HD 6900 Series, AMD Radeon HD 6900 Series, CAYMAN, CAYMAN,
>     	    CAYMAN, AMD Radeon HD 6900M Series, Mobility Radeon HD 6000 Series,
>     	    BARTS, BARTS, Mobility Radeon HD 6000 Series,
>     	    Mobility Radeon HD 6000 Series, BARTS, BARTS, BARTS, BARTS,
>     	    AMD Radeon HD 6800 Series, AMD Radeon HD 6800 Series,
>     	    AMD Radeon HD 6700 Series, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS,
>     	    TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS,
>     	    TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS, TURKS,
>     	    CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, CAICOS,
>     	    CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, CAICOS, ARUBA, ARUBA,
>     	    ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA,
>     	    ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA,
>     	    ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, ARUBA,
>     	    ARUBA, ARUBA, ARUBA, ARUBA, ARUBA, TAHITI, TAHITI, TAHITI, TAHITI,
>     	    TAHITI, TAHITI, TAHITI, TAHITI, TAHITI, TAHITI, TAHITI, TAHITI,
>     	    TAHITI, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN,
>     	    PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN, PITCAIRN,
>     	    VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE,
>     	    VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE, VERDE,
>     	    VERDE, VERDE, VERDE, VERDE, OLAND, OLAND, OLAND, OLAND, OLAND, OLAND,
>     	    OLAND, OLAND, OLAND, OLAND, OLAND, OLAND, OLAND, OLAND, OLAND, OLAND,
>     	    HAINAN, HAINAN, HAINAN, HAINAN, HAINAN, HAINAN, BONAIRE, BONAIRE,
>     	    BONAIRE, BONAIRE, BONAIRE, BONAIRE, BONAIRE, BONAIRE, BONAIRE,
>     	    BONAIRE, KABINI, KABINI, KABINI, KABINI, KABINI, KABINI, KABINI,
>     	    KABINI, KABINI, KABINI, KABINI, KABINI, KABINI, KABINI, KABINI,
>     	    KABINI, MULLINS, MULLINS, MULLINS, MULLINS, MULLINS, MULLINS,
>     	    MULLINS, MULLINS, MULLINS, MULLINS, MULLINS, MULLINS, MULLINS,
>     	    MULLINS, MULLINS, MULLINS, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI,
>     	    KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI,
>     	    KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI, KAVERI,
>     	    KAVERI, HAWAII, HAWAII, HAWAII, HAWAII, HAWAII, HAWAII, HAWAII,
>     	    HAWAII, HAWAII, HAWAII, HAWAII, HAWAII
>     [   231.246] (--) using VT number 2
> 
>     [   231.481] (II) [KMS] Kernel modesetting enabled.
>     [   231.481] (II) RADEON(0): Creating default Display subsection in Screen section
>     	    "Default Screen Section" for depth/fbbpp 24/32
>     [   231.481] (==) RADEON(0): Depth 24, (--) framebuffer bpp 32
>     [   231.481] (II) RADEON(0): Pixel depth = 24 bits stored in 4 bytes (32 bpp pixmaps)
>     [   231.481] (==) RADEON(0): Default visual is TrueColor
>     [   231.481] (==) RADEON(0): RGB weight 888
>     [   231.481] (II) RADEON(0): Using 8 bits per RGB (8 bit DAC)
>     [   231.481] (--) RADEON(0): Chipset: "ATI Radeon HD 3200 Graphics" (ChipID = 0x9610)
>     [   231.481] (II) Loading sub module "dri2"
>     [   231.481] (II) LoadModule: "dri2"
>     [   231.481] (II) Module "dri2" already built-in
>     [   231.481] (II) Loading sub module "exa"
>     [   231.481] (II) LoadModule: "exa"
>     [   231.481] (II) Loading /usr/lib/xorg/modules/libexa.so
>     [   231.481] (II) Module exa: vendor="X.Org Foundation"
>     [   231.481]     	    compiled for 1.16.4, module version = 2.6.0
>     [   231.481]     	    ABI class: X.Org Video Driver, version 18.0
>     [   231.481] (II) RADEON(0): KMS Color Tiling: enabled
>     [   231.481] (II) RADEON(0): KMS Color Tiling 2D: enabled
>     [   231.481] (II) RADEON(0): KMS Pageflipping: enabled
>     [   231.481] (II) RADEON(0): SwapBuffers wait for vsync: enabled
>     [   231.504] (II) RADEON(0): Output VGA-0 has no monitor section
>     [   231.534] (II) RADEON(0): Output DVI-0 has no monitor section
>     [   231.556] (II) RADEON(0): EDID for output VGA-0
>     [   231.586] (II) RADEON(0): EDID for output DVI-0
>     [   231.586] (II) RADEON(0): Manufacturer: SAM  Model: 194  Serial#: 1112092985
>     [   231.586] (II) RADEON(0): Year: 2006  Week: 3
>     [   231.586] (II) RADEON(0): EDID Version: 1.3
>     [   231.586] (II) RADEON(0): Digital Display Input
>     [   231.586] (II) RADEON(0): Max Image Size [cm]: horiz.: 38  vert.: 30
>     [   231.586] (II) RADEON(0): Gamma: 2.20
>     [   231.586] (II) RADEON(0): DPMS capabilities: Off
>     [   231.586] (II) RADEON(0): Supported color encodings: RGB 4:4:4 YCrCb 4:4:4 
>     [   231.586] (II) RADEON(0): First detailed timing is preferred mode
>     [   231.586] (II) RADEON(0): redX: 0.640 redY: 0.329   greenX: 0.300 greenY: 0.600
>     [   231.586] (II) RADEON(0): blueX: 0.150 blueY: 0.060   whiteX: 0.313 whiteY: 0.329
>     [   231.586] (II) RADEON(0): Supported established timings:
>     [   231.586] (II) RADEON(0):     720x400 at 70Hz
>     [   231.586] (II) RADEON(0):     640x480 at 60Hz
>     [   231.586] (II) RADEON(0):     640x480 at 67Hz
>     [   231.586] (II) RADEON(0):     640x480 at 72Hz
>     [   231.586] (II) RADEON(0):     640x480 at 75Hz
>     [   231.586] (II) RADEON(0):     800x600 at 56Hz
>     [   231.586] (II) RADEON(0):     800x600 at 60Hz
>     [   231.586] (II) RADEON(0):     800x600 at 72Hz
>     [   231.586] (II) RADEON(0):     800x600 at 75Hz
>     [   231.586] (II) RADEON(0):     832x624 at 75Hz
>     [   231.586] (II) RADEON(0):     1024x768 at 60Hz
>     [   231.586] (II) RADEON(0):     1024x768 at 70Hz
>     [   231.586] (II) RADEON(0):     1024x768 at 75Hz
>     [   231.586] (II) RADEON(0):     1280x1024 at 75Hz
>     [   231.586] (II) RADEON(0):     1152x864 at 75Hz
>     [   231.586] (II) RADEON(0): Manufacturer's mask: 0
>     [   231.586] (II) RADEON(0): Supported standard timings:
>     [   231.586] (II) RADEON(0): #0: hsize: 1280  vsize 1024  refresh: 60  vid: 32897
>     [   231.586] (II) RADEON(0): #1: hsize: 1280  vsize 960  refresh: 60  vid: 16513
>     [   231.586] (II) RADEON(0): #2: hsize: 1152  vsize 864  refresh: 75  vid: 20337
>     [   231.586] (II) RADEON(0): Supported detailed timing:
>     [   231.586] (II) RADEON(0): clock: 108.0 MHz   Image Size:  376 x 301 mm
>     [   231.586] (II) RADEON(0): h_active: 1280  h_sync: 1328  h_sync_end 1440 h_blank_end 1688 h_border: 0
>     [   231.586] (II) RADEON(0): v_active: 1024  v_sync: 1025  v_sync_end 1028 v_blanking: 1066 v_border: 0
>     [   231.586] (II) RADEON(0): Ranges: V min: 56 V max: 75 Hz, H min: 30 H max: 81 kHz, PixClock max 145 MHz
>     [   231.586] (II) RADEON(0): Monitor name: SyncMaster
>     [   231.586] (II) RADEON(0): Serial No: HMEA114277
>     [   231.586] (II) RADEON(0): EDID (in hex):
>     [   231.586] (II) RADEON(0):     	    00ffffffffffff004c2d940139314942
>     [   231.586] (II) RADEON(0):     	    0310010380261e782ade95a3544c9926
>     [   231.586] (II) RADEON(0):     	    0f5054bfef8081808140714f01010101
>     [   231.586] (II) RADEON(0):     	    010101010101302a009851002a403070
>     [   231.586] (II) RADEON(0):     	    1300782d1100001e000000fd00384b1e
>     [   231.586] (II) RADEON(0):     	    510e000a202020202020000000fc0053
>     [   231.586] (II) RADEON(0):     	    796e634d61737465720a2020000000ff
>     [   231.587] (II) RADEON(0):     	    00484d45413131343237370a202000c0
>     [   231.587] (II) RADEON(0): Printing probed modes for output DVI-0
>     [   231.587] (II) RADEON(0): Modeline "1280x1024"x60.0  108.00  1280 1328 1440 1688  1024 1025 1028 1066 +hsync +vsync (64.0 kHz eP)
>     [   231.587] (II) RADEON(0): Modeline "1280x1024"x75.0  135.00  1280 1296 1440 1688  1024 1025 1028 1066 +hsync +vsync (80.0 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "1280x960"x60.0  108.00  1280 1376 1488 1800  960 961 964 1000 +hsync +vsync (60.0 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "1152x864"x75.0  108.00  1152 1216 1344 1600  864 865 868 900 +hsync +vsync (67.5 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "1024x768"x75.1   78.80  1024 1040 1136 1312  768 769 772 800 +hsync +vsync (60.1 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "1024x768"x70.1   75.00  1024 1048 1184 1328  768 771 777 806 -hsync -vsync (56.5 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "1024x768"x60.0   65.00  1024 1048 1184 1344  768 771 777 806 -hsync -vsync (48.4 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "832x624"x74.6   57.28  832 864 928 1152  624 625 628 667 -hsync -vsync (49.7 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "800x600"x72.2   50.00  800 856 976 1040  600 637 643 666 +hsync +vsync (48.1 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "800x600"x75.0   49.50  800 816 896 1056  600 601 604 625 +hsync +vsync (46.9 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "800x600"x60.3   40.00  800 840 968 1056  600 601 605 628 +hsync +vsync (37.9 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "800x600"x56.2   36.00  800 824 896 1024  600 601 603 625 +hsync +vsync (35.2 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "640x480"x75.0   31.50  640 656 720 840  480 481 484 500 -hsync -vsync (37.5 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "640x480"x72.8   31.50  640 664 704 832  480 489 491 520 -hsync -vsync (37.9 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "640x480"x66.7   30.24  640 704 768 864  480 483 486 525 -hsync -vsync (35.0 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "640x480"x60.0   25.20  640 656 752 800  480 490 492 525 -hsync -vsync (31.5 kHz e)
>     [   231.587] (II) RADEON(0): Modeline "720x400"x70.1   28.32  720 738 846 900  400 412 414 449 -hsync +vsync (31.5 kHz e)
>     [   231.587] (II) RADEON(0): Output VGA-0 disconnected
>     [   231.587] (II) RADEON(0): Output DVI-0 connected
>     [   231.587] (II) RADEON(0): Using exact sizes for initial modes
>     [   231.587] (II) RADEON(0): Output DVI-0 using initial mode 1280x1024
>     [   231.587] (II) RADEON(0): Using default gamma of (1.0, 1.0, 1.0) unless otherwise stated.
>     [   231.587] (II) RADEON(0): mem size init: gart size :1fdff000 vram size: s:4000000 visible:3ac0000
>     [   231.587] (II) RADEON(0): EXA: Driver will allow EXA pixmaps in VRAM
>     [   231.587] (==) RADEON(0): DPI set to (96, 96)
>     [   231.587] (II) Loading sub module "fb"
>     [   231.587] (II) LoadModule: "fb"
>     [   231.587] (II) Loading /usr/lib/xorg/modules/libfb.so
>     [   231.587] (II) Module fb: vendor="X.Org Foundation"
>     [   231.587]     	    compiled for 1.16.4, module version = 1.0.0
>     [   231.587]     	    ABI class: X.Org ANSI C Emulation, version 0.4
>     [   231.587] (II) Loading sub module "ramdac"
>     [   231.587] (II) LoadModule: "ramdac"
>     [   231.587] (II) Module "ramdac" already built-in
>     [   231.587] (--) Depth 24 pixmap format is 32 bpp
>     [   231.587] (II) RADEON(0): [DRI2] Setup complete
>     [   231.587] (II) RADEON(0): [DRI2]   DRI driver: r600
>     [   231.587] (II) RADEON(0): [DRI2]   VDPAU driver: r600
>     [   231.587] (II) RADEON(0): Front buffer size: 5120K
>     [   231.587] (II) RADEON(0): VRAM usage limit set to 49507K
>     [   231.588] (==) RADEON(0): Backing store enabled
>     [   231.588] (II) RADEON(0): Direct rendering enabled
>     [   231.588] (II) EXA(0): Driver allocated offscreen pixmaps
>     [   231.588] (II) EXA(0): Driver registered support for the following operations:
>     [   231.588] (II)         Solid
>     [   231.588] (II)         Copy
>     [   231.588] (II)         Composite (RENDER acceleration)
>     [   231.588] (II)         UploadToScreen
>     [   231.588] (II)         DownloadFromScreen
>     [   231.588] (II) RADEON(0): Acceleration enabled
>     [   231.588] (==) RADEON(0): DPMS enabled
>     [   231.588] (==) RADEON(0): Silken mouse enabled
>     [   231.588] (II) RADEON(0): Set up textured video
>     [   231.588] (II) RADEON(0): [XvMC] Associated with Radeon Textured Video.
>     [   231.588] (II) RADEON(0): [XvMC] Extension initialized.
>     [   231.588] (II) RADEON(0): RandR 1.2 enabled, ignore the following RandR disabled message.
>     [   231.588] (WW) RADEON(0): Option "IgnoreEDID" is not used
>     [   231.588] (--) RandR disabled
>     [   231.595] (II) SELinux: Disabled on system
>     [   231.610] (II) AIGLX: enabled GLX_MESA_copy_sub_buffer
>     [   231.610] (II) AIGLX: enabled GLX_ARB_create_context
>     [   231.610] (II) AIGLX: enabled GLX_ARB_create_context_profile
>     [   231.610] (II) AIGLX: enabled GLX_EXT_create_context_es2_profile
>     [   231.610] (II) AIGLX: enabled GLX_INTEL_swap_event
>     [   231.610] (II) AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control
>     [   231.610] (II) AIGLX: enabled GLX_EXT_framebuffer_sRGB
>     [   231.610] (II) AIGLX: enabled GLX_ARB_fbconfig_float
>     [   231.610] (II) AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects
>     [   231.611] (II) AIGLX: Loaded and initialized r600
>     [   231.611] (II) GLX: Initialized DRI2 GL provider for screen 0
>     [   231.612] (II) RADEON(0): Setting screen physical size to 338 x 270
>     [   231.649] (II) config/udev: Adding input device Power Button (/dev/input/event4)
>     [   231.649] (**) Power Button: Applying InputClass "evdev keyboard catchall"
>     [   231.649] (II) LoadModule: "evdev"
>     [   231.650] (II) Loading /usr/lib/xorg/modules/input/evdev_drv.so
>     [   231.650] (II) Module evdev: vendor="X.Org Foundation"
>     [   231.650]     	    compiled for 1.16.0, module version = 2.9.0
>     [   231.650]     	    Module class: X.Org XInput Driver
>     [   231.650]     	    ABI class: X.Org XInput driver, version 21.0
>     [   231.650] (II) Using input driver 'evdev' for 'Power Button'
>     [   231.650] (**) Power Button: always reports core events
>     [   231.650] (**) evdev: Power Button: Device: "/dev/input/event4"
>     [   231.650] (--) evdev: Power Button: Vendor 0 Product 0x1
>     [   231.650] (--) evdev: Power Button: Found keys
>     [   231.650] (II) evdev: Power Button: Configuring as keyboard
>     [   231.650] (**) Option "config_info" "udev:/sys/devices/LNXSYSTM:00/LNXPWRBN:00/input/input6/event4"
>     [   231.650] (II) XINPUT: Adding extended input device "Power Button" (type: KEYBOARD, id 6)
>     [   231.650] (**) Option "xkb_rules" "evdev"
>     [   231.650] (**) Option "xkb_model" "pc105"
>     [   231.650] (**) Option "xkb_layout" "de"
>     [   231.680] (II) config/udev: Adding input device Power Button (/dev/input/event3)
>     [   231.680] (**) Power Button: Applying InputClass "evdev keyboard catchall"
>     [   231.680] (II) Using input driver 'evdev' for 'Power Button'
>     [   231.680] (**) Power Button: always reports core events
>     [   231.680] (**) evdev: Power Button: Device: "/dev/input/event3"
>     [   231.680] (--) evdev: Power Button: Vendor 0 Product 0x1
>     [   231.680] (--) evdev: Power Button: Found keys
>     [   231.680] (II) evdev: Power Button: Configuring as keyboard
>     [   231.680] (**) Option "config_info" "udev:/sys/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input5/event3"
>     [   231.681] (II) XINPUT: Adding extended input device "Power Button" (type: KEYBOARD, id 7)
>     [   231.681] (**) Option "xkb_rules" "evdev"
>     [   231.681] (**) Option "xkb_model" "pc105"
>     [   231.681] (**) Option "xkb_layout" "de"
>     [   231.681] (II) config/udev: Adding drm device (/dev/dri/card0)
>     [   231.681] (II) xfree86: Adding drm device (/dev/dri/card0)
>     [   231.681] (EE) /dev/dri/card0: failed to set DRM interface version 1.4: Permission denied
>     [   231.681] (II) config/udev: Adding input device HID 04d9:1133 (/dev/input/event0)
>     [   231.681] (**) HID 04d9:1133: Applying InputClass "evdev pointer catchall"
>     [   231.681] (II) Using input driver 'evdev' for 'HID 04d9:1133'
>     [   231.681] (**) HID 04d9:1133: always reports core events
>     [   231.681] (**) evdev: HID 04d9:1133: Device: "/dev/input/event0"
>     [   231.681] (--) evdev: HID 04d9:1133: Vendor 0x4d9 Product 0x1133
>     [   231.682] (--) evdev: HID 04d9:1133: Found 3 mouse buttons
>     [   231.682] (--) evdev: HID 04d9:1133: Found scroll wheel(s)
>     [   231.682] (--) evdev: HID 04d9:1133: Found relative axes
>     [   231.682] (--) evdev: HID 04d9:1133: Found x and y relative axes
>     [   231.682] (II) evdev: HID 04d9:1133: Configuring as mouse
>     [   231.682] (II) evdev: HID 04d9:1133: Adding scrollwheel support
>     [   231.682] (**) evdev: HID 04d9:1133: YAxisMapping: buttons 4 and 5
>     [   231.682] (**) evdev: HID 04d9:1133: EmulateWheelButton: 4, EmulateWheelInertia: 10, EmulateWheelTimeout: 200
>     [   231.682] (**) Option "config_info" "udev:/sys/devices/pci0000:00/0000:00:12.0/usb3/3-1/3-1:1.0/0003:04D9:1133.0001/input/input2/event0"
>     [   231.682] (II) XINPUT: Adding extended input device "HID 04d9:1133" (type: MOUSE, id 8)
>     [   231.682] (II) evdev: HID 04d9:1133: initialized for relative axes.
>     [   231.682] (**) HID 04d9:1133: (accel) keeping acceleration scheme 1
>     [   231.682] (**) HID 04d9:1133: (accel) acceleration profile 0
>     [   231.682] (**) HID 04d9:1133: (accel) acceleration factor: 2.000
>     [   231.682] (**) HID 04d9:1133: (accel) acceleration threshold: 4
>     [   231.682] (II) config/udev: Adding input device HID 04d9:1133 (/dev/input/mouse0)
>     [   231.682] (II) No input driver specified, ignoring this device.
>     [   231.682] (II) This device may have been added with another device file.
>     [   231.683] (II) config/udev: Adding input device Logitech Logitech USB Keyboard (/dev/input/event1)
>     [   231.683] (**) Logitech Logitech USB Keyboard: Applying InputClass "evdev keyboard catchall"
>     [   231.683] (II) Using input driver 'evdev' for 'Logitech Logitech USB Keyboard'
>     [   231.683] (**) Logitech Logitech USB Keyboard: always reports core events
>     [   231.683] (**) evdev: Logitech Logitech USB Keyboard: Device: "/dev/input/event1"
>     [   231.683] (--) evdev: Logitech Logitech USB Keyboard: Vendor 0x46d Product 0xc30f
>     [   231.683] (--) evdev: Logitech Logitech USB Keyboard: Found keys
>     [   231.683] (II) evdev: Logitech Logitech USB Keyboard: Configuring as keyboard
>     [   231.683] (**) Option "config_info" "udev:/sys/devices/pci0000:00/0000:00:12.0/usb3/3-2/3-2:1.0/0003:046D:C30F.0002/input/input3/event1"
>     [   231.683] (II) XINPUT: Adding extended input device "Logitech Logitech USB Keyboard" (type: KEYBOARD, id 9)
>     [   231.683] (**) Option "xkb_rules" "evdev"
>     [   231.683] (**) Option "xkb_model" "pc105"
>     [   231.683] (**) Option "xkb_layout" "de"
>     [   231.683] (II) config/udev: Adding input device Logitech Logitech USB Keyboard (/dev/input/event2)
>     [   231.683] (**) Logitech Logitech USB Keyboard: Applying InputClass "evdev keyboard catchall"
>     [   231.684] (II) Using input driver 'evdev' for 'Logitech Logitech USB Keyboard'
>     [   231.684] (**) Logitech Logitech USB Keyboard: always reports core events
>     [   231.684] (**) evdev: Logitech Logitech USB Keyboard: Device: "/dev/input/event2"
>     [   231.684] (--) evdev: Logitech Logitech USB Keyboard: Vendor 0x46d Product 0xc30f
>     [   231.684] (--) evdev: Logitech Logitech USB Keyboard: Found keys
>     [   231.684] (II) evdev: Logitech Logitech USB Keyboard: Configuring as keyboard
>     [   231.684] (**) Option "config_info" "udev:/sys/devices/pci0000:00/0000:00:12.0/usb3/3-2/3-2:1.1/0003:046D:C30F.0003/input/input4/event2"
>     [   231.684] (II) XINPUT: Adding extended input device "Logitech Logitech USB Keyboard" (type: KEYBOARD, id 10)
>     [   231.684] (**) Option "xkb_rules" "evdev"
>     [   231.684] (**) Option "xkb_model" "pc105"
>     [   231.684] (**) Option "xkb_layout" "de"
>     [   231.684] (II) config/udev: Adding input device HDA ATI SB Line (/dev/input/event7)
>     [   231.684] (II) No input driver specified, ignoring this device.
>     [   231.684] (II) This device may have been added with another device file.
>     [   231.685] (II) config/udev: Adding input device HDA ATI SB Line Out (/dev/input/event8)
>     [   231.685] (II) No input driver specified, ignoring this device.
>     [   231.685] (II) This device may have been added with another device file.
>     [   231.685] (II) config/udev: Adding input device HDA ATI SB Rear Mic (/dev/input/event6)
>     [   231.685] (II) No input driver specified, ignoring this device.
>     [   231.685] (II) This device may have been added with another device file.
>     [   231.685] (II) config/udev: Adding input device PC Speaker (/dev/input/event5)
>     [   231.685] (II) No input driver specified, ignoring this device.
>     [   231.685] (II) This device may have been added with another device file.
>     [   231.904] (II) evdev: Logitech Logitech USB Keyboard: Close
>     [   231.905] (II) UnloadModule: "evdev"
>     [   231.905] (II) evdev: Logitech Logitech USB Keyboard: Close
>     [   231.905] (II) UnloadModule: "evdev"
>     [   231.905] (II) evdev: HID 04d9:1133: Close
>     [   231.905] (II) UnloadModule: "evdev"
>     [   231.905] (II) evdev: Power Button: Close
>     [   231.905] (II) UnloadModule: "evdev"
>     [   231.905] (II) evdev: Power Button: Close
>     [   231.905] (II) UnloadModule: "evdev"
>     [   231.922] (EE) Server terminated successfully (0). Closing log file.
> 
> Taking the line below as the end of the startup,
> 
>     [   231.685] (II) This device may have been added with another device file.
> 
> starting up takes 450 ms.
> 
> It seems to take 240 ms from loading the Radeon module to the message below.
> 
>     [   231.481] (II) [KMS] Kernel modesetting enabled.
> 
> Another 100 ms are used up, in the lines below.
> 
>     [   231.481] (II) RADEON(0): SwapBuffers wait for vsync: enabled
>     [   231.504] (II) RADEON(0): Output VGA-0 has no monitor section
>     [   231.534] (II) RADEON(0): Output DVI-0 has no monitor section
>     [   231.556] (II) RADEON(0): EDID for output VGA-0
>     [   231.586] (II) RADEON(0): EDID for output DVI-0
>     [   231.586] (II) RADEON(0): Manufacturer: SAM  Model: 194  Serial#: 1112092985
> 
> Is it correct, that EDID is probed for both outputs? Is that necessary?
> I assume during startup the Linux kernel for example already collected
> this information and if no change of monitor/output is detected, the
> EDID should be the same, right?
> 
> Is that already implement and I just need to apply the correct
> configuration?
> 
> Any suggestions on how to decrease the startup time for the X server
> are much appreciated.

Russell and Sascha were discussing this kind of caching in the i.MX
driver recently. Adding both for visibility. Also not trimming the quote
in case they don't have the original.

It sounds like this could be useful to have in the core. As I understand
it, hotplug detection is pretty well specified for more modern display
interfaces (like HDMI and DisplayPort), so I think caching of this sort
could work for those. However, I think some older interfaces such as VGA
(or perhaps even DVI as well) don't have reliable hotplug detection and
hence would need to be able to force reading the EDID.

Still, perhaps a connector flag could be introduced to enable caching on
a per-connector basis, and then we should be able to deal with this in
the DRM core, rather than have per-driver quirks.

Russell, Sascha, any comments?

Thierry
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