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From: Kumar Gala <galak@kernel.crashing.org>
To: Andrew Liu <shengping.liu@windriver.com>
Cc: linuxppc-dev@ozlabs.org, paulus@samba.org
Subject: Re: [PATCH] [POWERPC] Uniformly use memstart_addr variable as the start address of physical memory in powerpc branch
Date: Tue, 20 May 2008 22:11:10 -0500	[thread overview]
Message-ID: <BEDAF2CE-73A5-4FE4-848B-936B7D675131@kernel.crashing.org> (raw)
In-Reply-To: <48337D1C.2070108@windriver.com>


On May 20, 2008, at 8:38 PM, Andrew Liu wrote:

> [POWERPC]: Uniformly use memstart_addr as the start address of RAM
>
> The variable: memstart_addr whose initial value is got from dts file
> is used as the start address of physical memory in PowerPC ARCH,
> although it is used in functions: mapin_ram(pgtable_32.c) and
> cam_mapin_ram(fsl_booke_mmu.c), however, in function: mmu_mapin_ram
> (ppc_mmu_32.c), use 0 as the start address of physical memory, so
> it is necessary to unify them: in mmu_mapin_ram, use memstart_addr
> as the start address of physical memory, instead of 0.
>
> Signed-off-by: Andrew Liu <shengping.liu@windriver.com>
> ---

Do you have a case where this is non-zero for ppc_mmu_32?  I left  
these alone because I wasn't aware of one (or if its reasonable).

- k

  reply	other threads:[~2008-05-21  3:11 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-21  1:38 [PATCH] [POWERPC] Uniformly use memstart_addr variable as the start address of physical memory in powerpc branch Andrew Liu
2008-05-21  3:11 ` Kumar Gala [this message]
2008-05-21  2:22   ` Andrew Liu
2008-05-21  4:14     ` Paul Mackerras

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