FW: [parisc-linux] How do I use the FW scsi on 735?

Richard Hirst rhirst@linuxcare.com
Mon, 23 Apr 2001 20:50:06 +0100


On Mon, Apr 23, 2001 at 06:51:35PM +0100, Matthew Wilcox wrote:
> On Mon, Apr 23, 2001 at 05:02:58PM +0100, Richard Hirst wrote:
> > > > Forgot to mention, it's a custom kernel - there is a chance I 
> > > > left out the necessary drivers. What is the driver for the FW 
> > > > SCSI controller on the 735 please?
> > 
> > I don't know, the relevant line from your boot messages is
> > 
> > 7. Outfield FW SCSI (10) at 0xf0830000, versions 0x9, 0x0, 0x7c, 0x0, 0x0
> > 
> > anyone like to comment on what that device is?
> 
> The relevant document is still missing from the linuxcare website,
> despite a bug filed against it for over a month now.  Fortunately,
> I kept a copy of the old website active, so you can view it at
> http://puffin.external.hp.com/parisc/hp9000_models.html

Ah, I remember that page from long ago; thanks.

> The relevant quote is:
> 
>  The PCXS and PCXT models include the NCR 53C700 device at various
> SCSI-Clock rates for the built-in Single-Ended (SE) SCSI controller.
> These older models use the NCR 53C720 (40 MHz) SCSI controller (where
> supported) with the Outfield (O) chip for the built-in SCSI controller
> for the Fast-Wide-Differential (FWD) SCSI bus.  The PCXS and PCXT models
> do not provide support for an internal PC Floppy drive.
> 
> > You probably ought to include CONFIG_SCSI_LASI, CONFIG_SCSI_ZALON, and
> > CONFIG_SCSI_SYM53C8XX, and see if it makes a diference, but I'm not
> > expecting it to.
> 
> So it seems like we need to find you an Outfield device & docs :-)

Oh, more h/w to annoy the wife with ;)

So CONFIG_SCSI_ZALON with some tweaks to talk to 53c720 on Outfield
rather than Zalon is needed.

Richard