[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] OS/2 PPC booting making some progress
From: |
J. Mayer |
Subject: |
Re: [Qemu-devel] OS/2 PPC booting making some progress |
Date: |
Mon, 23 May 2005 12:47:50 +0200 |
On Sun, 2005-05-22 at 16:49 +0300, Tero Kaarlela wrote:
> J. Mayer wrote:
>
> >> 2. on debug 2. What is this unaffected IO port 838 it tries to read &
> >>write ?
> >>
> >>
> >
> >This port is not documented in the PREP specification. You should check
> >in the Linux kernel to see if this port seems important. Or you may take
> >a look to Motorola PowerStack documentation: those boards are well
> >documented and OS/2 is supposed to know how to boot on it.
> >
> >
>
> Hmmm I found following info from OS/2 stanza files(files describing
> hardware to bootloader:
>
> rdf.stz
>
> planar_ide_0:
> dev_class = IDE
> adap_name = "IDE Disk Controller"
> setting = "io:ide_int_reg:838" <=
This gives no information of what this register is.
Maybe those informations are used if residual data are not correct
(which is the case with Open Hack'Ware: there are no devices
descriptions).
Or maybe you should try to tell OS/2 the platform is one that support
only ISA IDE.
--
J. Mayer <address@hidden>
Never organized