[plug] idebus speed

[WolfBite]

how about supplying some hdparm stats

WolfBite

--- Brad Campbell <brad at wasp.net.au> wrote:

> Tim White wrote:
> > Craig Ringer wrote:
> > 
> >> How are you determining that Linux is running the
> IDE bus at 33 MHz? If
> >> you mean the boot message about "assuming 33MHz",
> My understanding is
> >> that that is not relevant to the drive access.
> >>
> > So what does this message mean? I gathered it
> meant the bus was running 
> > at 33Mhz (ATA33) instead of something higher, or
> that is what linux 
> > thinks its running. So setting the idebus= does
> what?
> > Tim
> 
> Think you will find it means the bus the ATA
> interface is sitting on is 33Mhz. (The PCI bus) if
> you 
> run a funky PCI bus speed you need to tell the
> controller otherwise it's PIO timings get all out of
> 
> spec and drives start munging data.
> 
> (mind the high tech description there!)
> 
> Regards,
> Brad
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>
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> 



		
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