[U-Boot-Users] generating a u-boot Linux image for PXA255

[Greg Lindberg]

Thanks, just what I needed.

Best Regards,

Greg Lindberg

> -----Original Message-----
> From: u-boot-users-admin at lists.sourceforge.net
> [mailto:u-boot-users-admin at lists.sourceforge.net]On Behalf Of Wolfgang
> Denk
> Sent: Friday, June 24, 2005 8:14 AM
> To: Greg Lindberg
> Cc: U-Boot-Users at lists.sourceforge.net
> Subject: Re: [U-Boot-Users] generating a u-boot Linux image for PXA255
>
>
> In message <MPEAJFOFNNOAIMOHBACIGECLEBAA.gl4jalopi at earthlink.net>
> you wrote:
> >
> > I found a number of boards using the PXA255 processor, I've
> gotten u-boot up
> > a running on an InHand FingerTip3 board, that was not the problem.
>
> Argh.. sorry. I've been completely off  track.  I  thought  you  were
> asking foir a linker script. Sorry...
>
> > What I asked for was scripts for running mkimage against a
> kernel for the
> > PXA255, I wasn't sure about all of the switches and thought that someone
> > might already have a script that might save me (and others) some time
> > getting the switches right.  I still haven't gotten any
> information about
>
> -> make uImage
> ...
> arm-linux-ld -p -X -T arch/arm/vmlinux.lds
> arch/arm/kernel/head-armv.o arch/arm/kernel/init_task.o
> init/main.o init/version.o init/do_mounts.o \
>         --start-group \
>         arch/arm/kernel/kernel.o arch/arm/mm/mm.o
> arch/arm/mach-pxa/pxa.o kernel/kernel.o mm/mm.o fs/fs.o ipc/ipc.o \
>          drivers/serial/serial.o drivers/char/char.o
> drivers/block/block.o drivers/misc/misc.o drivers/net/net.o
> drivers/usb/gadget/built-in.o drivers/media/media.o \
>         net/network.o \
>         arch/arm/nwfpe/math-emu.o arch/arm/lib/lib.a
> /work/wd/linuxarm/lib/lib.a \
>         --end-group \
>         -o vmlinux
> arm-linux-nm vmlinux | grep -v '\(compiled\)\|\(\.o$\)\|\( [aUw]
> \)\|\(\.\.ng$\)\|\(LASH[RL]DI\)' | sort > System.map
> make[1]: Entering directory `/work/wd/linuxarm/arch/arm/boot'
> make[1]: warning: jobserver unavailable: using -j1.  Add `+' to
> parent make rule.
> make[2]: Entering directory `/work/wd/linuxarm/arch/arm/boot/compressed'
> arm-linux-objcopy -O binary -R .note -R .comment -S
> /work/wd/linuxarm/vmlinux piggy
> gzip -9 < piggy > piggy.gz
> make[2]: Leaving directory `/work/wd/linuxarm/arch/arm/boot/compressed'
> mkimage -A arm -O linux -T kernel -C gzip -a 0xa0008000\
> -e 0xa0008000 -n 'ARM Linux-2.4.27' \
> -d compressed/piggy.gz uImage
> Image Name:   ARM Linux-2.4.27
> Created:      Fri Jun 24 17:11:17 2005
> Image Type:   ARM Linux Kernel Image (gzip compressed)
> Data Size:    561664 Bytes = 548.50 kB = 0.54 MB
> Load Address: 0xA0008000
> Entry Point:  0xA0008000
> make[1]: Leaving directory `/work/wd/linuxarm/arch/arm/boot'
>
>
> > running mkimage for an PXA255 target, although I think that I
> have figured
> > out how the switches should be set.  It would be nice if the
> section in the
> > readme that mentions mkimage listed the values of the different switches
> > that are supported so that it wasn't necessary to go paw
> through the source
> > code to find them.
>
> You can just "ask" mkimage:
>
> -> mkimage -?
> Usage: mkimage -l image
>           -l ==> list image header information
>        mkimage -A arch -O os -T type -C comp -a addr -e ep -n
> name -d data_file[:data_file...] image
>           -A ==> set architecture to 'arch'
>           -O ==> set operating system to 'os'
>           -T ==> set image type to 'type'
>           -C ==> set compression type 'comp'
>           -a ==> set load address to 'addr' (hex)
>           -e ==> set entry point to 'ep' (hex)
>           -n ==> set image name to 'name'
>           -d ==> use image data from 'datafile'
>           -x ==> set XIP (execute in place)
> -> mkimage -A ?
>
> Invalid CPU Type - valid names are: alpha, arm, x86, ia64, m68k,
> microblaze, mips, mips64, ppc, s390, sh, sparc, sparc64
> ...
> -> mkimage -T ?
>
> Invalid Image Type - valid names are: filesystem, firmware,
> kernel, multi, ramdisk, script, standalone
> ...
>
> etc.
>
> Best regards,
>
> Wolfgang Denk
>
> --
> Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
> Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
> Fascinating, a totally parochial attitude.
> 	-- Spock, "Metamorphosis", stardate 3219.8
>
>
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