On Maw, 2005-08-30 at 11:21 -0400, linux-os (Dick Johnson) wrote:
> we have been starting at 0x30001000. Now, with
> Linux-2.6.13, I see that PCI/Bus resources are
> being allocated on top of this RAM!!! This should
2.6.13 redoes the bus assignments which might have indeed made mem= do
totally the wrong thing in this case.
> not be. In my BIOS I always check for RAM before
> allocating PCI resources. It's trivial, write 0L, read
Not a very safe idea for general purpose systems. Its neither reliable
nor safe. Fortunately we also know the BIOS idea of where the device
resources are allocated so we know which bits either thinks are RAM and
which to avoid.
Alan
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