[Fwd: Re: [ltp] Thinkpad T43 w/ ATI x300]

Alex Deucher linux-thinkpad@linux-thinkpad.org
Tue, 7 Mar 2006 09:33:16 -0500


On 3/6/06, noc ops <aptgetd@gmail.com> wrote:
> here it is again.
>
>
> regards,
> /virendra
>
> -------- Original Message --------
> Subject: Re: [ltp] Thinkpad T43 w/ ATI x300
> Date: Mon, 06 Mar 2006 13:04:18 -0800
> From: noc ops <aptgetd@gmail.com>
> Reply-To: aptgetd@gmail.com
> Organization: /dev/null
> To: linux-thinkpad@linux-thinkpad.org
> References: <440C9599.8010203@gmail.com>
> <a728f9f90603061210l4c02a061pb7a33ef70a265b5d@mail.gmail.com>
> <440C98E4.5060202@gmail.com>
> <a728f9f90603061228m2f6a168cn9bfe54864b00d0a4@mail.gmail.com>
> <440C9EDA.6090100@gmail.com>
> <a728f9f90603061247u526d3218pf11751c3d3aa028b@mail.gmail.com>
>
>
> Alex Deucher wrote:
> > On 3/6/06, noc ops <aptgetd@gmail.com> wrote:
> >
> >>Alex Deucher wrote:
> >>
> >>>On 3/6/06, noc ops <aptgetd@gmail.com> wrote:
> >>>
> >>>
> >>>>Alex Deucher wrote:
> >>>>
> >>>>
> >>>>>On 3/6/06, noc ops <aptgetd@gmail.com> wrote:
> >>>>>
> >>>>>
> >>>>>
> >>>>>>Looking for some feedback.
> >>>>>>
> >>>>>>Thinkpad that I have (T43) is currently setup for 1400x1050 with a
> >>>>>>refresh rate of 50hz and a max depth rate of 24. See below xorg.con=
f
> >>>>>>
> >>>>>>I was hoping to lower the resolution (say 1024x768) w/ a depth rate=
 of
> >>>>>>32. Going to 1024x768 w/ refresh rate of 50 hz is simply sucky and =
blurry .
> >>>>>>
> >>>>>>Has anyone w/ T43 done that? If so, any insight will be appreciated=
.
> >>>>>>
> >>>>>>I'm guessing it has to do something w/ modeline?
> >>>>>>
> >>>>>
> >>>>>
> >>>>>What exactly are you asking?  Assuming you are using an LVDS panel w=
hy
> >>>>>are you using a refresh rate of 50 Hz?
> >>>>
> >>>>--------------------
> >>>>That's what ubuntu 5.10 configured my thinkpad (t43) for, even if I
> >>>>install the new ati driver. Is this not correct? </head scratching/>
> >>>>
> >>>Perhaps your panel operates at 50 Hz.  can you post your xorg log?
> >
> >
> > I need to see your log (usually /var/log/Xorg.0.log), not your config.
> -------------------
> mea culpa, I missed that.
>
>
> X Window System Version 6.8.2 (Ubuntu 6.8.2-10.1 20050831033957 root@)
<snip>

Log looks fine.  As I and others have said, non-native modes always
look crappy on LCDs.  The RMX unit on the radeon is actually one of
the better scalers I've seen.

Alex

>
>
> regards,
> /virendra
>
>
> >
> > Alex
> >
> >
> >>-------------------------
> >># /etc/X11/xorg.conf (xorg X Window System server configuration file)
> >>#
> >># This file was generated by dexconf, the Debian X Configuration tool, =
using
> >># values from the debconf database.
> >>#
> >># Edit this file with caution, and see the /etc/X11/xorg.conf manual pa=
ge .
> >># (Type "man /etc/X11/xorg.conf" at the shell prompt.)
> >>#
> >># This file is automatically updated on xserver-xorg package upgrades *=
only*
> >># if it has not been modified since the last upgrade of the xserver-xor=
g
> >># package.
> >>#
> >># If you have edited this file but would like it to be automatically up=
dated
> >># again, run the following commands:
> >>#
> >>#   cp /etc/X11/xorg.conf /etc/X11/xorg.conf.custom
> >>#   sudo sh -c 'md5sum /etc/X11/xorg.conf
> >>
> >>>/var/lib/xfree86/xorg.conf.md5sum'
> >>
> >>#   sudo dpkg-reconfigure xserver-xorg
> >>
> >>Section "Files"
> >>        FontPath        "unix/:7100"            # local font server
> >>        # if the local font server has problems, we can fall back on th=
ese
> >>        FontPath        "/usr/lib/X11/fonts/misc"
> >>        FontPath        "/usr/lib/X11/fonts/cyrillic"
> >>        FontPath        "/usr/lib/X11/fonts/100dpi/:unscaled"
> >>        FontPath        "/usr/lib/X11/fonts/75dpi/:unscaled"
> >>        FontPath        "/usr/lib/X11/fonts/Type1"
> >>        FontPath        "/usr/lib/X11/fonts/CID"
> >>        FontPath        "/usr/lib/X11/fonts/100dpi"
> >>        FontPath        "/usr/lib/X11/fonts/75dpi"
> >>        # paths to defoma fonts
> >>        FontPath      "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType=
"
> >>        FontPath        "/var/lib/defoma/x-ttcidfont-conf.d/dirs/CID"
> >>EndSection
> >>
> >>Section "Module"
> >>        Load    "bitmap"
> >>        Load    "dbe"
> >>        Load    "ddc"
> >>        Load    "dri"
> >>        Load    "extmod"
> >>        Load    "freetype"
> >>        Load    "glx"
> >>        Load    "int10"
> >>        Load    "record"
> >>        Load    "type1"
> >>        Load    "vbe"
> >>EndSection
> >>
> >>Section "InputDevice"
> >>        Identifier      "Generic Keyboard"
> >>        Driver          "keyboard"
> >>        Option          "CoreKeyboard"
> >>        Option          "XkbRules"      "xorg"
> >>        Option          "XkbModel"      "pc104"
> >>        Option          "XkbLayout"     "us"
> >>EndSection
> >>
> >>Section "InputDevice"
> >>        Identifier      "Configured Mouse"
> >>        Driver          "mouse"
> >>        Option          "CorePointer"
> >>        Option          "Device"                "/dev/input/mice"
> >>        Option          "Protocol"              "ImPS/2"
> >>        Option          "Emulate3Buttons"       "true"
> >>        Option          "ZAxisMapping"          "4 5"
> >>EndSection
> >>Section "InputDevice"
> >>        Identifier      "Synaptics Touchpad"
> >>        Driver          "synaptics"
> >>        Option          "SendCoreEvents"        "true"
> >>        Option          "Device"                "/dev/psaux"
> >>        Option          "Protocol"              "auto-dev"
> >>        Option          "HorizScrollDelta"      "0"
> >>EndSection
> >>
> >>Section "Device"
> >>        Identifier      "ATI Technologies, Inc. Radeon Mobility M300 (M=
22)"
> >>        Driver          "ati"
> >>        BusID           "PCI:1:0:0"
> >>EndSection
> >>
> >>Section "Monitor"
> >>        Identifier      "Generic Monitor"
> >>        Option          "DPMS"
> >>        HorizSync       30-67
> >>        VertRefresh     50-75
> >>        DisplaySize     370     277
> >>EndSection
> >>
> >>Section "Screen"
> >>        Identifier      "Default Screen"
> >>        Device          "ATI Technologies, Inc. Radeon Mobility M300 (M=
22)"
> >>        Monitor         "Generic Monitor"
> >>        DefaultDepth    24
> >>        SubSection "Display"
> >>                Depth           1
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>        SubSection "Display"
> >>                Depth           4
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>        SubSection "Display"
> >>                Depth           8
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>        SubSection "Display"
> >>                Depth           15
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>        SubSection "Display"
> >>                Depth           16
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>        SubSection "Display"
> >>                Depth           24
> >>                Modes           "1400x1050"
> >>        EndSubSection
> >>EndSection
> >>
> >>Section "ServerLayout"
> >>        Identifier      "Default Layout"
> >>        Screen          "Default Screen"
> >>        InputDevice     "Generic Keyboard"
> >>        InputDevice     "Configured Mouse"
> >>        InputDevice     "Synaptics Touchpad"
> >>EndSection
> >>
> >>Section "DRI"
> >>        Mode    0666
> >>EndSection
> >>
> >>
> >>
> >>>
> >>>>Also, depth 24 is probably what you want.  The radeon driver does not
> >>>>support depth 32.
> >>>>
> >>>>
> >>>>>Internally the hardware uses 4 bytes per pixel (32 bits) for depth 2=
4,
> >>>>>so perhaps that is what is confusing you.
> >>>>
> >>>>---------------------
> >>>>hmm...going to a lower resolution other than 1400x1050 gives awefull
> >>>>resolution.
> >>>
> >>>
> >>>The panel's native mode is 1400x1050.  any smaller modes use the
> >>>radeon's RMX unit to scale the image to the panel's native mode. Any
> >>>mode other than 1400x1050 will look crappy.
> >>
> >>-------------
> >>Coming from 1024x768 world, 1400x1050 gets tiny :-)
> >>
> >>
> >>
> >>regards,
> >>/virendra
> >>
> >>
> >>
> >>>Alex
> >>>
> >>>
> >>>
> >>>>
> >>>>regards,
> >>>>/virendra
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>>Alex
> >>>>>
> >>>>>
> >>>>>
> >>>>>
> >>>>>>regards,
> >>>>>>/virendra
> >>>>>>
> >>>>>>
> >>>>>>-> xorg.conf
> >>>>>>---
> >>>>>>Section "Monitor"
> >>>>>>      Identifier   "Generic Monitor"
> >>>>>>      HorizSync    30.0-97.0
> >>>>>>      VertRefresh  50.0-160.0
> >>>>>>      Option      "DPMS"
> >>>>>>      DisplaySize  370.4 277.8
> >>>>>>
> >>>>>>
> >>>>>>Section "Screen"
> >>>>>>      Identifier "Default Screen"
> >>>>>>      Device     "ATI Technologies, Inc. Radeon Mobility M300 (M22)=
"
> >>>>>>      Monitor    "Generic Monitor"
> >>>>>>      DefaultDepth     24
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     1
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     4
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     8
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     15
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     16
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>      SubSection "Display"
> >>>>>>              Depth     24
> >>>>>>              Modes    "1400x1050"
> >>>>>>      EndSubSection
> >>>>>>EndSection
>
>