[okl4-developer] okl4 on openmoko under qemu-neo

[Ashish Bijlani]

I got it working finally. I was missing the -serial stdio and -nographic.

However, it pagefaults. The log is attached.

Am I missing something?

Please lemme know.

-ashish

On Thu, Jul 31, 2008 at 9:53 PM, Ashish Bijlani
<ashish.bijlani at gmail.com> wrote:
> Hi,
>
> I've been trying to boot okl4 on openmoko neo1973 qemu-neo based
> emulator, but it doesn't work. Nothing appears on the screen.
>
>  PATH=/home/ashish/okl4/opt/nicta/tools/gcc-3.4.4-glibc-2.3.5/arm-linux/bin/:$PATH
> ./tools/build.py machine=gta01 project=iguana wombat=true
> toolprefix=/home/ashish/okl4/opt/nicta/tools/gcc-3.4.4-glibc-2.3.5/arm-linux/bin/arm-linux-
> simulate
>
> This is what I did -
>
> * downloaded qemu-neo from
> http://wiki.openmoko.org/wiki/Openmoko_under_QEMU followed the
> instructions to build openmoko emulated environment. linux boots fine
> in this emulated environment.
>
> * copied "qemu-system-arm" and  "openmoko/openmoko-flash.base"  under
> "/opt/okl/Linux-i386/usr/share/qemu-neo/"
>
> The command that seems to be executing is -
> "/opt/okl/Linux-i386/bin/qemu-system-arm -M gta01 -m 130 -mtdblock
> /opt/okl/Linux-i386/usr/share/qemu-neo/openmoko-flash.base -serial
> stdio -nographic -kernel %s" % (source[0].abspath)
>
> I tried booting okl4/build/images/image.boot directly - doesn't work.
> Emulator loads u-boot and then u-boot loads the kernel at 0x30100000 -
> fails (Bad Magic Number)
> arm-softmmu/qemu-system-arm -M gta01 -m 130 -mtdblock
> openmoko/openmoko-flash.image -kernel
> /home/ashish/okl4/okl4_2.1/build/images/image.boot -usb -show-cursor
>
> On the mailing list archive I saw this post
> http://lists.okl4.org/pipermail/developer/2008-April/000917.html and
> tired changing the load addr to 0x31000000 - doesn't work - u-boot
> loads okl4, but fails with Bad Magic Number again.
>
> I tried booting the binary image (invoking objcopy) as well since
> u-boot boots linux's binary bootable image on qemu-neo, but it fails
> as well with Bad Magic Number.
>
> Am I missing something? Please help.
>
> Also, in the code base I didn't see any server/driver dirs for flash
> and networking for openmoko/gta01 so just curious to know how okl4
> virtualizes flash/network for linux based virtual machines running on
> top of okl4?
>
> Thanks,
> Ashish
>
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