[yocto] qemu not getting dhcp question.

[Khem Raj]

On Mar 5, 2013, at 9:10 PM, Insop Song <insop.song at gmail.com> wrote:

> Hi all,
> 
> I've built a new meta layer image based on core-image-minimal and
> core-image-sato.
> 
> After the successful build, whey I run "runqemu" with the image, my
> qemu image won't get a dhcp IP.
> I can manually assign IP after the boot up.
> 
> Does anyone know why or which log to look at?

runqemu already assigns a static IP to instance and it does not use bridging
so dhcp from a server which is not the machine on which qemu is running will not work


> 
> Here is the message from qemu
> ---------
> Configuring network interfaces... udhcpc (v1.20.2) started
> Sending discover...
> Sending discover...
> Sending discover...
> No lease, failing
> [   20.280668] rc (824) used greatest stack depth: 5632 bytes left
> INIT: Entering runlevel: 5
> Starting syslogd/klogd: done
> Stopping Bootlog daemon: bootlogd.
> ----------
> 
> Here is the host side message
> ----------
> $ runqemu tmp/deploy/images/bzImage-3.8-dl7-dl-qemux86-20130303034712.bin
> tmp/deploy/images/core-image-minimal-dev-dl-qemux86-20130306045344.rootfs.ext3
> Set MACHINE to [qemux86] based on kernel
> [tmp/deploy/images/bzImage-3.8-dl7-dl-qemux86-20130303034712.bin]
> 
> Continuing with the following parameters:
> KERNEL: [tmp/deploy/images/bzImage-3.8-dl7-dl-qemux86-20130303034712.bin]
> ROOTFS: [tmp/deploy/images/core-image-minimal-dev-dl-qemux86-20130306045344.rootfs.ext3]
> FSTYPE: [ext3]
> Setting up tap interface under sudo
> Acquiring lockfile for tap0...
> WARNING: distccd not present, no distcc support loaded.
> Running qemu-system-i386...
> /home/insop/mybuilds/dl/tmp/sysroots/x86_64-linux/usr/bin/qemu-system-i386
> -kernel tmp/deploy/images/bzImage-3.8-dl7-dl-qemux86-20130303034712.bin
> -net nic,vlan=0 -net tap,vlan=0,ifname=tap0,script=no,downscript=no
> -hda tmp/deploy/images/core-image-minimal-dev-dl-qemux86-20130306045344.rootfs.ext3
> -show-cursor -usb -usbdevice wacom-tablet -vga vmware -no-reboot -m
> 128 --append "vga=0 root=/dev/hda rw mem=128M
> ip=192.168.7.2::192.168.7.1:255.255.255.0 oprofile.timer=1 "
> -------------
> 
> Thank you,
> 
> Insop
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