On Fri, Jun 29, 2012 at 6:23 AM, Robert Rust <[email protected]> wrote:
> On Fri, Jun 29, 2012 at 6:07 AM, Andy Walls <[email protected]>wrote: > >> Robert Rust <[email protected]> wrote: >> >> >> >> > >> >> >I've now disabled the motherboard audio and blacklisted the driver. >> >> >Still >> >> >no luck dumping to a file and no updates to the /proc/interrupts >> >line >> >> >when >> >> >doing so: >> >> > 17: 0 0 0 0 IR-IO-APIC-fasteoi >> >> >cx18-0 >> >> > >> >> >:( >> >> >_______________________________________________ >> >> >ivtv-users mailing list >> >> >[email protected] >> >> >http://ivtvdriver.org/mailman/listinfo/ivtv-users >> >> >> >> Ok. That confirms the CX23418 interrupts either aren't happening at >> >all >> >> or the kernel is getting them. >> >> >> >> Easiest things to check are: >> >> >> >> A. that you have the cx23418 apu and cpu firmware files under >> >> /lib/firmware (or wherever) and that they are correct (or at least >> >bigger >> >> than 0 bytes) >> >> >> >> B. Move the hvr1600 to a different pci slot. While you have the case >> >> open, remove all your legacy pci cards and blow the dust out of all >> >the >> >> slots. Reinstall all the cards and then retest. >> >> >> >> C. Move the hvr1600 back to the system in which it was working, and >> >verify >> >> that it still works. >> >> >> >> Regards, >> >> Andy >> >> >> > >> >A. As far as I know, they are correct. Their md5sum matches that of the >> >firmware files on my old system (which works ... see C below). >> > >> >B. Still no dice there. It was the only legacy PCI card in the box and >> >the >> >system is brand new (no dust yet). >> > >> >C. Yup ... still works in the old system. Dropped it into the old box >> >and >> >set up a recording specifying that tuner and it's as happy as a clam. >> > >> >For what it's worth, I put a PVR-250 card in and am also getting the >> >same >> >results - 0 bytes in dump file (though obviously it doesn't use the >> >cx18 >> >driver). If it is helpful at all, motherboard is an Intel DH77KC >> >desktop >> >board with an i5 2400 (no K) CPU and 8GB of RAM. >> > >> >-Robert >> >_______________________________________________ >> >ivtv-users mailing list >> >[email protected] >> >http://ivtvdriver.org/mailman/listinfo/ivtv-users >> >> Robert, >> >> This is likely a problem with the BIOS' or linux kernel configuration of >> the PCI bridge chip or interrupt controller in your system. >> >> If you can test the mobo with a Window install to eliminate bad mobo >> hardware, you should. >> >> You can also muck with BIOS PCI settings and hope to get lucky. >> >> At that point you should probably post your problem to the linux kernel >> mailing list (or some other linux PCI mailing list), with a subject of >> "Legacy PCI interrupts not working on Intel DH77KC mobo". Explain that you >> have two different tuner cards, supported by two different drivers and the >> kernel is not receiving interrupts for either of them. Provide your kernel >> version and the output lspci -nnnvvv as root and provide a link to this >> thread. List members may request the complete output of dmesg or >> /var/log/messages >> >> Regards, >> Andy >> > > Thanks for the input! Based your subject suggestion, I found the link > below which may be relevant. I'm not versed enough in ACPI to know what > disabling it does, but I'll give it a shot tonight or this weekend just to > see if it allows the card to work. > > http://communities.intel.com/message/156435 > > -Robert > There also appears to be a BIOS update from a couple weeks ago for me to try. -Robert
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