FreeBSD on EFIKA

Peter Grehan grehan at freebsd.org
Thu Jan 18 04:56:27 UTC 2007


Hi Andrew,

 > When I have time I will look at a patch sent to the NetBSD list
> regarding the way it calls OpenFirmware. The problem is the equivalent
> code in FreeBSD is written in C.

  Is this the patch you mean ? :

  http://mail-index.netbsd.org/port-ofppc/2007/01/07/0000.html

  If so, then OpenFirmware on the EFIKA is running in real mode. The 
current FreeBSD implementation expects OpenFirmware to be running in 
virtual mode, and there are cases where data is passed on a stack that 
is virtually mapped. Could be difficult to fix.

later,

Peter.


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