[LinuxBIOS] [LinuxBIOSv2] WIP Support for RCA RM4100 - i82830 Complete
uwe at hermann-uwe.de
Tue Sep 18 23:32:23 CEST 2007
On Tue, Sep 18, 2007 at 04:16:24PM -0400, Corey Osgood wrote:
> Yeah, just blame it all on me ;) I'd like to see this sneak in as well,
> wouldn't be the first time a port that wasn't quite finished was committed.
Yeah, true. Let's commit it when the issues from the review(s) are resolved.
> >>> Index: src/mainboard/rca/rm4100/Config.lb
> >> RCA RM4100 is the name of the box as a whole, correct? Can you look at
> >> the mainboard and search for a vendor and mainboard name/ID?
> >> If there is one (printed on the PCB), we should use that as the
> >> target name in LinuxBIOS (as we did with other embedded stuff).
> > Well, it was originally made by Thomson Electronics Model: IP1000 but
> > RCA now manufactures the device and board as Model: RM4100
Just to clarify -- is this the "product" name (the whole box) or the
name of the mainboard itself, or both?
> Can that be moved into i82801xx_ac97.c (or i82801xx_audio.c, can't
> remember what I called it)? Or must it be done before ram init? I have
> no audio on my boards, so I had no way to test anything to do with ac97.
> Or could it even be dropped into the i82801xx folder in a file like
> i82801xx_early_ac97.c and be included from there?
> >> Not _too_ different to i815, it seems. Any chance this code could be
> >> merged into the i815 code, with some i830 specifics special-cased?
> >> If that's possible I'd really prefer it over creating another
> >> near-duplicate code base.
> > Actually the i830 is more like the i845 chipset, but it is adaptable,
> > I'm sure.
> i815? Do you mean i810? And the i810 isn't close enough even to the i815
Yep, I meant i810, sorry. I'll have a look at the datasheets. The
chipsets don't have to be completely similar, some degree of variation
is ok, we can use #ifdefs, different header files, runtime checks etc.
to work around differences. If there are simply too _many_ of them the
code becomes unreadable, in that case merging them does indeed not make
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