Date: Mon, 30 Apr 2007 17:37:13 +0100 From: John Murphy <freebsd001@freeode.co.uk> To: "Victor Engmark" <victor.engmark@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: How to find HorizSync / VertRefresh rates? Message-ID: <a66c33h0oo32ri15pv0duj0ijjgbgidfif@4ax.com> In-Reply-To: <7d4f41f50704300202y366d468cu61a81b27786130c8@mail.gmail.com> References: <7d4f41f50704300202y366d468cu61a81b27786130c8@mail.gmail.com>
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Victor Engmark wrote: >Hi all, > >I'm trying to create a pristine xorg.conf, but I've been unable to >find proper values for HorizSync and VertRefresh for my Dell Latitude >D610. > >I've tried the values presented in MonitorsDB ><http://sources.gentoo.org/viewcvs.py/gentoo/src/hwdata/MonitorsDB?view=markup>; >for "Dell 1400x1050 Laptop Display Panel", which are HorizSync >31.5-90.0 and VertRefresh 59.0-75.0, but I get a warning in >/var/log/Xorg.0.log for both of them saying they are "not within DDC >ranges." > >I've tried looking around the Dell web pages, but I haven't found any >pages mentioning these parameters (not too surprising, really). > >I've tried to leave these settings out, but even then I get a warning: >(WW) I810(0): config file hsync range 60-66.3158kHz not within DDC hsync ranges. > >I'm wondering if this has anything to do with the other warnings I get >during startup: >(WW) I810(0): Bad V_BIOS checksum >and >(WW) I810(0): Extended BIOS function 0x5f05 failed. > >It seems that a DDC (or, apparently, DDS) query should be able to >determine these numbers, but >cd /usr/ports && make search name=ddc && make search name=dds >doesn't give any tools to deal with this. > >The relevant part of /etc/X11/xorg.conf: > >Section "Monitor" > Identifier "Dell Latitude D610 monitor" > VendorName "SEC" > ModelName "3450" > # From Xorg.0.log > DisplaySize 286 214 > Option "DPMS" >EndSection Hi Victor, Not sure if this will help, but there's some good information from a Linux Dell D610 user who seems to have a good xorg.conf which should be roughly the same for FreeBSD: http://www.kcore.org/?menumain=4&menusub=2 He mentions a video BIOS patch called '915resolution'. There's a FreeBSD version at: http://www.freebsd.org/cgi/url.cgi?ports/sysutils/915resolution/pkg-descr More information on "the hack" here: http://www.geocities.com/stomljen/ -- HTH. John.
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