[OpenBIOS] [PATCH] ppc: fix ESCC reg properties
fuzzie at fuzzie.org
Thu Feb 4 22:55:23 CET 2016
On Wed, Feb 03, 2016 at 09:58:50PM +0000, Mark Cave-Ayland wrote:
> Note that currently we don't add the DBDMA properties at the end of the
> reg property because QEMU doesn't yet support serial DBDMA, but perhaps
> it is time to start turning on DBDMA logging to see if this is what's is
> causing OT to get stuck.
> In fact, do we know if OT ever worked on MOL at all or did it provide
> its own drivers?
In any case, MOL has a comment /* this hack keeps MacOS 9 happy */ just
above the point where it enables serial DBDMA on ch-b, so that sounds
like a rather big hint for us. I might go try this now..
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