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From:   Maarten ter Huurne <maarten@treewalker.org>
To:     Antony Pavlov <antonynpavlov@gmail.com>
Cc:     linux-mips@linux-mips.org, Ralf Baechle <ralf@linux-mips.org>,
        Lars-Peter Clausen <lars@metafoo.de>
Subject: Re: [RFC 11/13] MIPS: JZ4750D: Add Kbuild files
Date:   Wed, 24 Oct 2012 18:16:35 +0200
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On Tuesday 23 October 2012 21:43:59 Antony Pavlov wrote:
> Add the Kbuild files for the JZ4750D architecture and adds JZ4750D support
> to the MIPS Kbuild files.
[snip]
> diff --git a/arch/mips/jz4750d/Platform b/arch/mips/jz4750d/Platform
> new file mode 100644
> index 0000000..2e4e050
> --- /dev/null
> +++ b/arch/mips/jz4750d/Platform
> @@ -0,0 +1,3 @@
> +platform-$(CONFIG_MACH_JZ4750D)	+= jz4750d/
> +cflags-$(CONFIG_MACH_JZ4750D)	+=
> -I$(srctree)/arch/mips/include/asm/mach-jz4750d
> +load-$(CONFIG_MACH_JZ4750D)	+= 0xffffffff80010000

What is the purpose of padding the load address to 64 bits?

The reason I'm asking is that we encountered a bug with that when creating a 
u-boot image on a 32-bit host machine: the mkimage tool will only parse the 
first 8 hex digits and then inserts the wrong load address into the uImage.

Bye,
		Maarten