[OpenBIOS] Sparc32 boots Linux...

Blue Swirl blueswir1 at hotmail.com
Tue May 9 18:58:12 CEST 2006


>OF support for Linux on PPC works by making a copy of the device tree
>when it first boots. From then on there are no direct calls made to
>OF, only to read values from the copy of the device tree. This will
>only work if the OS does not need to make any direct calls to the
>BIOS (which Linux doesn't). If Solaris needs to make calls then you
>are going to have to implement a mechanism to trap into the BIOS. See
>arch/ppc/kernel/prom.c.

Interesting idea, could be useful to fix the device order, for example.

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