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Date: Mon, 7 Jun 2010 22:37:16 +0300
Message-ID: <AANLkTinKc9Uc6QeKYogK3h1kHsOU1p6Qp1kWgn0J8cMA@mail.gmail.com>
Subject: Re: pxa300 - DDRAM base value
From: Mike Rapoport <mike.rapoport@gmail.com>
To: balakrishnan <balakrishnan@e-consystems.com>
Cc: Marek Vasut <marek.vasut@gmail.com>,
       Maharajan <maharajan@e-consystems.com>,
       Eric Miao <eric.y.miao@gmail.com>, linux-kernel@vger.kernel.org,
       linux-arm-kernel@lists.infradead.org
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> hi,
> ????? Now, I can able to boot after editing following files
> arch/arm/mach-pxa/Makefile.boot and arch/arm/mach/pxa/include/mach/memory.h
> (0x80000000 changed to 0xa0000000). My doubt is
> 1.why 0x80000000 (DDR phy address) is aliased to 0xa0000000 in pxa
> architecture?
> 2.In my development board two DDRAMs mapped at 0x80000000-0x88000000 and
> 0xc0000000-0xc8000000, how can I inform to kernel about this different bank
> and size?.

enable CONFIG_HIGHMEM

> My Boot loader details,
> ------------------------------
> =>bdi
> arch_number = 0x00000B04
> env_t?????? = 0x00000000
> boot_params = 0x80000100
> DRAM bank?? = 0x00000000
> -> start??? = 0x80000000
> -> size???? = 0x08000000
> DRAM bank?? = 0x00000001
> -> start??? = 0xC0000000
> -> size???? = 0x08000000
> ethaddr???? = 08:00:3e:26:0a:5b
> ip_addr???? = 192.168.0.21
> baudrate??? = 115200 bps
> =>ver
> U-Boot 2010.03 (Jun 01 2010 - 14:27:43)
>
>
> With Thanks
> J.Balakrishnan
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
>



-- 
	Sincerely Yours,
		Mike.
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