Re: [PATCH] 2.5.5-pre1 IDE cleanup 9

Andre Hedrick
2002-02-22T20:46:55Z

On Fri, 22 Feb 2002, Greg KH wrote:

> On Fri, Feb 22, 2002 at 12:09:47PM -0800, Andre Hedrick wrote:
> >
> > Does INT13/INT19 Bios call mean anything?
>
> To me, no. I do not know anything about IDE. :)
>
> I thought we were talking about SCSI PCI drivers here.

Under x86 SCSI is hooked w/ INT13/INT19 calls, that is how you can boot a
SCSI "Direct-Access", that is why I moved away from ATA and was hoping it
would be "generic storage"

> > The problem is how do you deal with multiple HOSTs given there drivers are
> > not (have not checked lately) capable of discrete HOST addition and
> > removal.
> >
> > SCSI/ATA share the same problem IIRC, the host/chipset drivers load all
> > the device hosts who match that driver code.
> >
> > What am I missing?
>
> Nothing. It is the same problem for IDE PCI drivers. In order for PCI
> Hotplug to work on these devices, they have to implement the 2.4 pci
> interface. If they do that, they work with PCI hotplug systems. If
> they do not, they don't.

Okay, but where is a card that is capable, and cardbus is not the same
issue.

Cheers,

Andre Hedrick
Linux Disk Certification Project Linux ATA Development