[PATCH 1/3] powerpc/47x: allow kernel to be loaded in higher physical memory

Suzuki Poulose suzuki at in.ibm.com
Wed Jul 13 06:22:57 EST 2011

On 07/12/11 18:57, Josh Boyer wrote:
> On Tue, Jul 5, 2011 at 2:18 AM, Suzuki Poulose<suzuki at in.ibm.com>  wrote:
>> On 07/05/11 10:06, Tony Breeds wrote:
>>> From: Dave Kleikamp<shaggy at linux.vnet.ibm.com>
>>> The 44x code (which is shared by 47x) assumes the available physical
>>> memory
>>> begins at 0x00000000.  This is not necessarily the case in an AMP
>>> environment.
>>> Support CONFIG_RELOCATABLE for 476 in order to allow the kernel to be
>>> loaded into a higher memory range.
>> I think the code assumes, the kernel is loaded in 256M aligned page. You may
>> want to mention that in the description here.
> Suzie, do you have any other concerns with this code in regards to
> your kexec/kdump work for 4xx?  It seems fairly self-contained to me,
> so I'd like to apply it but I want to make sure it is not going to
> majorly conflict with the work you're doing.
Please go ahead.


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