Re: Powerstack II
Jochen Kunz <[email protected]> Mon, 18 Jan 2010 16:43:55 +0100
| Newsgroups | gmane.os.netbsd.ports.ofppc |
|---|---|
| Message-ID | <[email protected]> |
On Mon, 18 Jan 2010 12:45:29 +0100 Frank Wille <[email protected]> wrote: > > IIRC the chipset only supports PCI IO space. > Are you sure? No. It has been some years since I hacked the Powerstack II. I only remember that there was some limitation. Maybe there was IO space, but only limited to a small address rage for PeeCee ISA bus style hardware like com(4), lpt(4), pckbc(4), ... > > Do you get interrupts? > From the SCSI host? No. Hmm. There was something with the on board RAM of esiop(4). I stumbled over this on port-hp700. Maybe it is worth a try to forceable en- or disable this. But I suspect this is the "PCI DMA does not work" phenomenon. > But when I'm configuring the ethernet device to I/O space to make it > work, I receive a single IRQ 11. In this case you got farer then I was ever. -- tschüß, Jochen Homepage: http://www.unixag-kl.fh-kl.de/~jkunz/