Hi, I had EXACTLY the same problem, running Fedora 8 (64-bit) on a Optiplex 755 with 4Gb and a 8600GT. You should update you DELL bios to rev A07 (released about a month ago) then it works. There's a know bug in bios A04 and lower. Regards, Michel van Deventer On Fri, 29 Feb 2008 20:05:47 +1100, John.Giovannis wrote > Hi all, > > (My first time in seeking assistance via the CentOS mailing list ... > Not sure if I should be submitting this as a possible kernel bug). > > I've successfully installed Cent OS 5.1 (kernel: 2.6.18-53.1.13.el5) > on an Optiplex 755 (EM64T). However I'm not able to get a NVIDIA Gigabyte > 8600GT (PCI-e) card to work with the system despite successfully > installing the latest NVIDIA drivers > (NVIDIA-Linux-x86_64-169.07-pkg2.run). > > I've tested the same configuration in Windows with no difficulties. > > I suspect the kernel is not able to allocate the appropriate hardware > resources possibly resulting in the card failing to fire up properly: > > Some diagnostics: > > A snippet of the Xorg log file: > > # more /var/log/Xorg.0.log | grep -E 'WW|EE' > (WW) warning, (EE) error, (NI) not implemented, (??) unknown. > (WW) ****INVALID MEM ALLOCATION**** b: 0x13a000000 e: 0x13affffff > correcting > (EE) Cannot find a replacement memory range > (WW) ****INVALID MEM ALLOCATION**** b: 0x138000000 e: 0x139ffffff > correcting > (WW) ****INVALID IO ALLOCATION**** b: 0x13800dc80 e: 0x13800dcff > correcting > (EE) end of block range 0xffffffff < begin 0x138000000 > (EE) Cannot find a replacement memory range > (EE) NVIDIA(0): The NVIDIA GPU at PCI:1:0:0 is not supported by the > 169.09 > (EE) NVIDIA(0): NVIDIA driver. > (EE) NVIDIA(0): Failed to initialize the NVIDIA graphics device! > (EE) Screen(s) found, but none have a usable configuration. > > # dmesg | grep Cannot > PCI: Cannot allocate resource region 8 of bridge 0000:00:01.0 > PCI: Cannot allocate resource region 8 of bridge 0000:00:1c.0 > PCI: Cannot allocate resource region 1 of device 0000:00:03.3 > PCI: Cannot allocate resource region 0 of device 0000:00:19.0 > PCI: Cannot allocate resource region 1 of device 0000:00:19.0 > PCI: Cannot allocate resource region 0 of device 0000:00:1a.7 > PCI: Cannot allocate resource region 0 of device 0000:00:1b.0 > PCI: Cannot allocate resource region 0 of device 0000:00:1f.3 > PCI: Cannot allocate resource region 0 of device 0000:01:00.0 > PCI: Cannot allocate resource region 3 of device 0000:01:00.0 > > # lsmod | grep nvidia > nvidia 8885796 0 > i2c_core 56129 3 i2c_ec,nvidia,i2c_i801 > > # lspci -v | grep -E > '00:01.0|00:1c.0|00:03.3|00:19.0|00:1a.7|00:1b.0|00:1f.3|01:00.0' > 00:01.0 PCI bridge: Intel Corporation 82Q35 Express PCI Express Root > Port (rev 02) (prog-if 00 [Normal decode]) > 00:03.3 Serial controller: Intel Corporation 82Q35 Express Serial KT > Controller (rev 02) (prog-if 02 [16550]) > > 00:19.0 Ethernet controller: Intel Corporation 82566DM-2 Gigabit Network > Connection (rev 02) > > 00:1a.7 USB Controller: Intel Corporation 82801I (ICH9 Family) USB2 EHCI > Controller #2 (rev 02) (prog-if 20 [EHCI]) > 00:1b.0 Audio device: Intel Corporation 82801I (ICH9 Family) HD Audio > Controller (rev 02) > > 00:1c.0 PCI bridge: Intel Corporation 82801I (ICH9 Family) PCI > Express Port 1 (rev 02) (prog-if 00 [Normal decode]) > 00:1f.3 SMBus: Intel Corporation 82801I (ICH9 Family) SMBus Controller > (rev 02) > 01:00.0 VGA compatible controller: nVidia Corporation GeForce 8600 GT > (rev a1) (prog-if 00 [VGA]) > > Is it likely that I need to try an older kernel or attempt to patch the > current one ? > > Any suggestions are appreciated, > > John > > _______________________________________________ > CentOS mailing list > CentOS@xxxxxxxxxx > http://lists.centos.org/mailman/listinfo/centos > > BEGIN-ANTISPAM-VOTING-LINKS > ------------------------------------------------------ > Teach CanIt if this mail (ID 974878) is spam: > Spam: http://neelix.grote.net/canit/b.php?c=s&i=974878&m=084624e9d43b > Not spam: http://neelix.grote.net/canit/b.php?c=n&i=974878&m=084624e9d43b > Forget vote: http://neelix.grote.net/canit/b.php?c=f&i=974878&m=084624e9d43b > ------------------------------------------------------ > END-ANTISPAM-VOTING-LINKS -- Het.Grote.Net WebMail, powered by OpenWebMail -- _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos