[ts-7000] Re: compiling a kernel

["slweasel2002" <>]

Hi Eddie,

I have one question to this excellent post. Is there a way to backup
the old image before loading the new one on? Just so that we can
restore the world if things go wrong?

Onur T.

--- In  "Eddie Dawydiuk" <> wrote:
>
> Hello,
>
> > I have used both the toolchain and compiled natively on the ts7260
> > using debian (USB microdrives are great!)  I tried making a stock
> > kernel using:
> >
> > make ts7200_config; make oldconfig; make dep; make vmlinux
> >
> > It compiles without incident, so I redboot it up using tftp.  After a
> > few seconds in each case I get a few nonsensical characters just like
> > this:
> >
> > RedBoot> load -r -b 0x00218000 192.168.0.1 vmlinux
> > Using default protocol (TFTP)
> > Raw file loaded 0x00218000-0x0040fa39, assumed entry at 0x00218000
> > RedBoot> exec -c "console=ttyAM0,115200 root=/dev/mtdblock1"
> > Using base address 0x00218000 and length 0x001f7a3c
> > @..
> > ÿ
>
> I crosscompile my kernels because it is much faster... Make sure you
download
> crosstools
>
http://www.embeddedarm.com/downloads/Linux/ARM/crosstool-linux-0.28rc39.tar.bz2

> . Untar crosstools in the root directory(/). Then download the kernel
> source code
>
http://www.embeddedarm.com/downloads/arm_sbc/linux24-ts9-ksrc.tar.gz. Next
> edit the Makefile in the root directory of the kernel source code.
Edit the
> CROSS_COMPILE environment variable, so that $(CROSS_COMPILE)gcc will
point
> to your arm-linux-gcc. For instance if you're crosscompiler is in
>
/usr/local/opt/crosstool/arm-linux/gcc-3.3.4-glibc-2.3.2/bin/arm-linux-gcc
> the you would set
> CROSS_COMPILE =
/usr/local/opt/crosstool/arm-linux/gcc-3.3.4-glibc-2.3.2/bin/arm-linux-
>
> Now you should be able to run make ts7200_config; make oldconfig;
> make dep; make vmlinux. Once this process has completed you should
see the
> file vmlinux.bin in the root directory of the kernel source. You can
load
> this file via TFTP, HTTP, CF Card... If you load the file via TFTP from
> 192.168.0.1:/home/eddie/vmlinux.bin you would run the following commands
> from redboot.
>
>     RedBoot> load -r -b 0x00218000 -h 192.168.0.1
/home/eddie/vmlinux.bin
>     Using default protocol (TFTP)
>     Raw file loaded 0x00218000-0x00371487, assumed entry at 0x00218000
>     RedBoot> exec -c "console=ttyAM0,115200 root=/dev/mtdblock1"
>
> To load the non-stripped kernel(ie vmlinux), don't use the -r option
in the
> exec line...
>
> //Eddie
>








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