[mythtv-users] fglrx Pal, 50Hz

Nick knowledgejunkie at gmail.com
Fri Dec 23 01:46:27 EST 2005


On 22/12/05, Micha Kersloot <micha at kovoks.nl> wrote:
> (**) fglrx(0): *Mode "800x600x50": 40.0 MHz (scaled from 0.0 MHz), 37.9
> kHz, 60.0 Hz
> (II) fglrx(0): Modeline "800x600x50"   40.00  800 840 968 1056  600 601
> 605 628
>
> This looks like 60Hz is used. And i'm not able to use the bob
> deinterlacing and i think these are connected.

Try removing the modeline from the config. I've copied the appropriate
sections of my xorg.conf file below (ATI Radeon 9100IGP used to run
800x600 at 50Hz, fglrx 8.12.10). I do not explicitly give a modeline, but
do have the TV Standard specified, and it just works:

# **********************************************************************
# Screen sections
# **********************************************************************

# Any number of screen sections may be present.  Each describes
# the configuration of a single screen.  A single specific screen section
# may be specified from the X server command line with the "-screen"
# option.
Section "Screen"
    Identifier  "Screen0"
    Device      "ATI Graphics Adapter"
    Monitor     "PAL-TV"
    DefaultDepth 24

    Subsection "Display"
        Depth       24
        Modes       "800x600"
        ViewPort    0 0
    EndSubsection
EndSection

# **********************************************************************
# Monitor section
# **********************************************************************

# Any number of monitor sections may be present

Section "Monitor"
        Identifier   "PAL-TV"
        HorizSync    30.0 - 68.0
        VertRefresh  50.0 - 60.0

        DisplaySize  798 448  ## TV screen size in mm
EndSection

# **********************************************************************
# Graphics device section
# **********************************************************************

Section "Device"
    Identifier                          "ATI Graphics Adapter"
    Driver                              "fglrx"

# ### generic DRI settings ###

# === disable PnP Monitor  ===
    Option                              "NoDDC"

# === disable/enable XAA/DRI ===
    Option "no_accel"                   "no"
    Option "no_dri"                     "no"

# === misc DRI settings ===
    Option "mtrr"                       "off" # disable DRI mtrr
mapper, driver has its own code for mtrr

    Option "XaaNoOffscreenPixmaps"      # added from myth-users list


# ### FireGL DDX driver module specific settings ###
# === Screen Management ===
    Option "DesktopSetup"               "0x00000000"
#   Option "MonitorLayout"              "STV, NONE"
    Option "MonitorLayout"              "NONE, STV"

    Option "IgnoreEDID"                 "off"

    Option "HSync2"                     ""
    Option "VRefresh2"                  ""
    Option "ScreenOverlap"              "0"
# === TV-out Management ===
    Option "NoTV"                       "no"
    Option "TVStandard"                 "PAL-I"
    Option "TVHSizeAdj"                 "-26"
    Option "TVVSizeAdj"                 "0"
    Option "TVHPosAdj"                  "22"
    Option "TVVPosAdj"                  "0"
    Option "TVHStartAdj"                "-6"
    Option "TVColorAdj"                 "0"
    Option "GammaCorrectionI"           "0x00000000"
    Option "GammaCorrectionII"          "0x00000000"

# === OpenGL specific profiles/settings ===
    Option "Capabilities"               "0x00000800"

# === Video Overlay for the Xv extension ===
    Option "VideoOverlay"               "on"

# === OpenGL Overlay ===
# Note: When OpenGL Overlay is enabled, Video Overlay
#       will be disabled automatically
    Option "OpenGLOverlay"              "off"
# === Center Mode (Laptops only) ===
    Option "CenterMode"                 "off"
# === Pseudo Color Visuals (8-bit visuals) ===
    Option "PseudoColorVisuals"         "off"
# === QBS Management ===
    Option "Stereo"                     "off"
    Option "StereoSyncEnable"           "1"
# === FSAA Management ===
    Option "FSAAEnable"                 "no"
    Option "FSAAScale"                  "1"
    Option "FSAADisableGamma"           "no"
    Option "FSAACustomizeMSPos"         "no"
    Option "FSAAMSPosX0"                "0.000000"
    Option "FSAAMSPosY0"                "0.000000"
    Option "FSAAMSPosX1"                "0.000000"
    Option "FSAAMSPosY1"                "0.000000"
    Option "FSAAMSPosX2"                "0.000000"
    Option "FSAAMSPosY2"                "0.000000"
    Option "FSAAMSPosX3"                "0.000000"
    Option "FSAAMSPosY3"                "0.000000"
    Option "FSAAMSPosX4"                "0.000000"
    Option "FSAAMSPosY4"                "0.000000"
    Option "FSAAMSPosX5"                "0.000000"
    Option "FSAAMSPosY5"                "0.000000"
# === Misc Options ===
    Option "UseFastTLS"                 "0"
    Option "BlockSignalsOnLock"         "on"
    Option "UseInternalAGPGART"         "yes"
    Option "ForceGenericCPU"            "no"
#    BusID "PCI:1:0:0"    # no device found at config time
    Screen 0
EndSection
==================


Nick


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