Re: [OpenBIOS] PReP PowerPC "emulation"

[Laurent Vivier]

Le vendredi 17 septembre 2010 à 17:43 +0000, Blue Swirl a écrit :
> On Fri, Sep 17, 2010 at 8:35 AM, Artyom Tarasenko
>  wrote:
> > 2010/9/17 Andreas Färber :
> > > I don't spot anything particularly wrong in there, except that OHW no longer
> > > exists and its URLs are dead.
> >
> > Actually the URL was already dead more than one year ago, when I
> > checked it last. I could find virtually no information about this
> > project. What was the story behind OHW? Did it have problems with the
> > license? Was it developed on top of a proprietary firmware (the word
> > "hackware" sort of suggests it)? Did it have any features OpenBIOS
> > doesn't have?
>
> No, it was GPL and running on bare metal. What was truly hackware was
> Forth support, it created a checksum of the Forth words to be executed
> and based on checksums known in advance, it executed predefined
> actions. This actually worked well enough to boot some OS.
>
> For OpenBIOS, there could be some useful pieces, like RTAS, executable
> formats (COFF, Mach-O, etc) and PREP stuff.

I have a Mach-O loader, written 1 year ago, if needed I can port it to
current architecture (I was trying to load macos kernel). It was a rip
from OHW...
> I liked the API approach for libraries, for example OHW libc header
> files tried to match POSIX libc headers. I'd like to move to this
> direction in OpenBIOS as well.
>
> Here's one place I found with source:
> http://ftp.de.debian.org/debian/pool/main/o/openhackware/openhackware_0.4.1....