[PATCH 01/52] ARM: introduce atag_offset to replace boot_params
nicolas.pitre at linaro.org
Thu Jul 7 11:37:20 EDT 2011
On Thu, 7 Jul 2011, Sergei Shtylyov wrote:
> On 06-07-2011 6:46, Nicolas Pitre wrote:
> > The boot_params member of the mdesc structure is used to provide a
> > default physical address for the ATAG list. Since this value is fixed
> > at compile time and often based on ARCH_PHYS_OFFSET, it gets in the way
> > of runtime PHYS_OFFSET usage.
> > Let's introduce atag_offset which should contains only the relative
> > offset from start of memory instead of an absolute value, in preparation
> > to move all instance of boot_params over to it.
> > Signed-off-by: Nicolas Pitre<nicolas.pitre at linaro.org>
> > diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
> > index e0db84d..4cc3e2b 100644
> > --- a/arch/arm/kernel/setup.c
> > +++ b/arch/arm/kernel/setup.c
> > @@ -816,6 +816,8 @@ static struct machine_desc * __init
> > setup_machine_tags(unsigned int nr)
> > if (__atags_pointer)
> > tags = phys_to_virt(__atags_pointer);
> > + else if(mdesc->atag_offset)
> Should be space after *if* -- checkpatch.pl should have complained.
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