check MMU state

Benjamin Herrenschmidt benh at
Sun Apr 6 00:49:37 EST 2003

On Sat, 2003-04-05 at 17:35, Thomas Gleixner wrote:
> Hi !
> Is there a clean way to check, if the MMU is enabled on kernel entry ? I have
> to port Linux to a PMC-module, where the bootloader code should not be
> changed.

The kernel entry can cope with both cases, provided that early_init
properly returns the physical address where the kernel is loaded,
regardless of the translations setup by the bootloader. Also, the
kernel has to be contiguous in physical memory.


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