[OE-core] Error running QEMU with oe-core / angstrom console-image, hwclock: can't open '/dev/misc/rtc' : No such file or directory

[Khem Raj]

On 08/04/2011 01:08 AM, Samuel Stirtzel wrote:
> 2011/8/3 Khem Raj<raj.khem at gmail.com>:
>> There is a smart script in scripts/ dir that you could use something like
>> this
>>
>> runqemu /var/oe-core/tmp-eglibc/deploy/images/qemuarm/zImage-qemuarm.bin
>> /var/oe-core/tmp-eglibc/deploy/images/qemuarm/console-image-qemuarm.ext2
>>
>> and it will setup everything (even networking) for you
>>
> Already tried this one, but for some unknown reasons it doesn't work,
> I get the following output:
> -
> samuel at S-Linux:/var/oe-core/setup-scripts$ runqemu
> /var/oe-core/tmp-eglibc/deploy/images/qemuarm/zImage-qemuarm.bin
> /var/oe-core/tmp-eglibc/deploy/images/qemuarm/console-image-qemuarm.ext2
> Set MACHINE to [qemuarm] based on kernel
> [/var/oe-core/tmp-eglibc/deploy/images/qemuarm/zImage-qemuarm.bin]
>
> Continuing with the following parameters:
> KERNEL: [/var/oe-core/tmp-eglibc/deploy/images/qemuarm/zImage-qemuarm.bin]
> ROOTFS: [/var/oe-core/tmp-eglibc/deploy/images/qemuarm/console-image-qemuarm.ext2]
> FSTYPE: [ext2]
> Setting up tap interface under sudo
> [sudo] password for samuel:
> sudo runqemu-ifup<gid>  <native-sysroot-basedir>
> samuel at S-Linux:/var/oe-core/setup-scripts$

A fix for this problem has been committed to oe-core already. Update and 
retry

> -
> This is all, no QEMU window appears or any other messages, or do I
> have run something else.

Nothing more. It should pop up a window where you will see the new 
machine booting

>
> For remote debugging purpose I wrote a generic script that will set up
> a tap and bridge interface and restores the network connection after
> qemu closes.
> This script can also run QEMU with standard network settings.
> Basically runqemu and my scripts should do the same thing(?), but
> since runqemu doesn't work for me I made my own scripts (also it won't
> need sudo if the standard network option is used).
>
> The scripts are attached in this mail, to run the script you could use
> "sh /somedir/generic_qemu_loader.sh --help".
> This script however may not work on other systems than ubuntu, I share
> it only for information exchange purpose.
> If you still want to use it, keep in thought that I am a beginner in
> shell coding!
>
> The difference between the standard network settings and the
> bridge/tap interfaces is, that the standard network only supports
> outgoing TCP and UDP connections while the bridge/tap interface can be
> used to host, for example, a gdbserver.
>
>
> Regards
> Samuel
>
>
>
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