[PATCH 2/3] [44x] Enable CONFIG_RELOCATABLE for PPC44x

Suzuki Poulose suzuki at in.ibm.com
Tue Oct 11 23:54:08 EST 2011


On 10/10/11 23:30, Scott Wood wrote:
> On 10/10/2011 04:56 AM, Suzuki K. Poulose wrote:
>> #if defined(CONFIG_RELOCATABLE)&&  defined(CONFIG_44x)
>> #define __va(x) ((void *)(unsigned long)((phys_addr_t)(x) - PHYSICAL_START + (KERNELBASE + RELOC_OFFSET)))
>> #define __pa(x) ((unsigned long)(x) + PHYSICAL_START - (KERNELBASE + RELOC_OFFSET))
>> #endif
>
> Why is this 44x-specific?

As of now, we compile with relocations only for the 44x. We could make this
generic once the approach is accepted by everyone and implemented on the other
platforms.

Thanks

Suzuki


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