[Cbe-oss-dev] [PATCH] Ignore memory listed in PS3 device tree
michael at ellerman.id.au
Mon Apr 2 10:20:20 EST 2007
On Fri, 2007-03-30 at 15:25 +0200, Segher Boessenkool wrote:
> > The old 2.6.16 kernel handled memory statically and it was shown in the
> > device tree. The current kernel deals with the hypervisor and hotplugs
> > the memory, so we should just ignore anything that's reported in the
> > device-tree. This enables the current kernel to be booted from 2.6.16
> > without evil hacks in head_64.S to override the device-tree.
> Surely when you are booted you already have some
> memory plugged for you -- shouldn't that memory be
> in the device tree?
See ps3_mm_init(), called from _probe_.
OzLabs, IBM Australia Development Lab
phone: +61 2 6212 1183 (tie line 70 21183)
We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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