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Re: Can't get a Linux 3.6-rc zImage smaller than 2MB

Maciej Soltysiak <maciej@soltysiak.com> writes:

> On Fri, Sep 14, 2012 at 1:19 PM, Eric Cooper <ecc@cmu.edu> wrote:
>> On Fri, Sep 14, 2012 at 12:33:27PM +0200, Maciej Soltysiak wrote:
>>> Do you mean this cross-compiler?
>>> http://www.mentor.com/embedded-software/sourcery-tools/sourcery-codebench/editions/lite-edition/
>>> The lite-version of their product?
>>> Looks like codesourcery is now mentor graphics...
>> Yes; also they make you register first and then email you a download
>> link.  I chose the tarball rather than their binary installer,
>> untarred it in /opt, and then used commands like:
>>     make ARCH=arm CROSS_COMPILE=/opt/arm-2012.03/bin/arm-none-eabi- oldconfig
>>     make ARCH=arm CROSS_COMPILE=/opt/arm-2012.03/bin/arm-none-eabi- -j 6 uImage
>> etc.  Hope this helps.
> Ah, make uImage you say... I tried both with codesourcery and
> arm-linux-gnueabi from emdebian.org and I can see now a small (around
> 1.3 MB) uImage file in arch/arm/boot!
> Maybe my mistake was that I was doing:
> make ... all
> make ... modules_install install
> to get the kernel, modules, then vmlinuz and System.map placed in /boot.
> That probably deploys the wrong image file.
> I guess I can try to flash SS4000-E's mtd with a non-modular uImage
> kernel and get away with not doing initrd.

the ss4000e is using redboot not uboot. You'll have to check but I think
that redboot doesn't handle uImage format so you're about to brick
your system.


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