[mythtv-users] RE: Help: issues in trying to enable DMA on hard
drives for mythtv...
markknecht at gmail.com
Fri Jun 3 04:35:42 UTC 2005
I gave you the wrong one. you want to use
to get DMA from the SiS chipsets.
Pay special notice to the requirements in the info section of
configuring the kernel. You need to enable a number of things, all of
which are fairly obvious.
The one I gave before was for VGA stuff. Sorry.
On 6/2/05, Mark Knecht <markknecht at gmail.com> wrote:
> Did you build you own kernel? Please check that you actually
> enabled SiS support. Look under
> Device Drivers->Character Devices->SiS Chipset support
> I believe that's what would turn this on.
> Good luck,
> On 6/2/05, Robert McRostie <RobertMc at laservision.com.au> wrote:
> > Thanks Mark. Just tried this and all worked except the DMA access. Gives the same error as before. Any other ideas?
> > >/sbin/hdparm -c 3 -d 1 -m 16 -A1 /dev/hda
> > >
> > >This means: '-c 3' enables 32 bit transfers with sync through the pci
> > >bus, '-d 1' enables DMA operation, '-m 16' turns on multisector
> > >transfers (with 16 sectors) and '-A1' enables the driver read ahead
> > >feature.
> > Regards,
> > Robert.
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