Subject: Re: Cyclades-8Y on macppc G3/G4
To: Manuel Bouyer <bouyer@antioche.lip6.fr>
From: Andreas Wrede <andreas@planix.com>
List: tech-kern
Date: 07/28/2000 17:55:11
On Fri, 28 Jul 2000, Manuel Bouyer wrote:

> On Fri, Jul 28, 2000 at 10:39:29AM -0400, Andreas Wrede wrote:
> > I have two additional datapoints:
> > 
> > 1. The card works properly (ie. with interrupts) in a Apple Network
> > Server 700 with the same kernel I built for the G3/G4s. 
> > 
> > 2. In both the G3 and the G4, the card is in a long PCI slot (64
> > bit?). There are not regular PCI slots on the G3/G4 motherboards.  In
> > the ANS700 it's in a regular PCI slot.
> 
> What's the exact problem in the G3/G4 ? Interrupt ?
> There are interrupts issues with pciide too ...

No TX or RC interrupts ever happen from the Cyclom8Y card. The modem
control signals (DCD, CTS etc) are fine. 

> > Should the driver be aware of 32/64 bit PCI slots? Do they need to be
> > initialized or handled differently?
> 
> A 32bit board should work transparently in a 64bit PCI slot; it's designed
> that way.

That's good to know.

-- 
    - aew