Enabling ATAPI libata in Fedora kernels?

Dave Jones davej at redhat.com
Thu Nov 24 18:57:12 UTC 2005


On Thu, Nov 24, 2005 at 09:04:13AM -0700, Paul Dickson wrote:
 > On Wed, 23 Nov 2005 15:06:49 -0500, Dave Jones wrote:
 > 
 > > On Wed, Nov 23, 2005 at 06:21:50AM -0700, Paul Dickson wrote:
 > >  > I currently using the 2.6.14-1.1696_FC5 kernel on my notebook.  My hard
 > >  > drive is on /dev/sda and lspci says:
 > >  > 
 > >  > 00:1f.2 IDE interface: Intel Corporation 82801FBM (ICH6M) SATA Controller (rev 03)
 > >  > 
 > >  > Currently, my DVD/CD-RW drive appears as /dev/hdc.  It has no DMA
 > >  > support.  Thus, if I use xine to play a DVD with the processor running
 > >  > full out (1.6GHz), it jumps and studders much worse than my 6 year old
 > >  > notebook (300MHz, PII).
 > > 
 > > SATA ATAPI is enabled in the current builds, they may not have gone
 > > out to rawhide yet due to the test1 freeze.  You can grab them early
 > > at http://people.redhat.com/davej/kernels/Fedora/devel/
 > 
 > According to the rawhide report that was sent out after my message but
 > before your's, it was enabled in 1707, which I yum-updated to.
 > 
 > I was able to get the DVD/CD-RW to appear on /dev/scd0 after booting with
 > the "hdc=none" option.  DMA appears to be working too.

If you have a 'combined mode' setting in your bios, and you disable
it, you should be able to not have to do the 'hdc=none' thing too.

		Dave




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