Re: [Xen-devel] Problems in running XenARM on Cortex-A15 Fast Models

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Thu, 2013-09-19 at 18:36 -0400, XiaoGuang Wang wrote:
> 
> 2013/9/19 Ian Campbell <ian.campbell@xxxxxxxxxx>
>         Please don't top post.
> Sorry! 
>         
>         On Thu, 2013-09-19 at 10:56 -0400, XiaoGuang Wang wrote:
>         
>         > So I don't know why I cannot bring up x-term windows when I
>         start xen
>         > on fast models. Normally, will it start x-term windows if I
>         do the
>         > command like:
>         > model_shell
>         >
>         
> FastModels/FastModelsPortfolio_7.0/examples/RTSM_VE/Build_Cortex-A15x1/Linux64-Release-GCC-4.1/cadi_system_Linux64-Release-GCC-4.1.so
>  xen.git/xen/xen.axp
>         
>         
>         AFAIK the model won't open the xterm until something reads or
>         writes the
>         related serial port. So if you haven't configured your console
>         correctly
>         then they may never show up.
>         
>         What is your hypervisor command line (in the DTS)?
>         
>         You could also try using CONFIG_EARLY_PRINTK=fastmodel when
>         building
>         Xen.
>         
>         Ian.
>         
>         
> Hi Ian,
> 
> 
> It still doesn't appear. I download xen-4.4 (also try xen-4.3.0) and
> compile it with this script:
> 
> 
> xiaoguang@dophine:~/works/arm/xen/xen-4.3.0$ cat compile-xen.sh
> CONFIG_EARLY_PRINTK=fastmodel 
> CONFIG_DTB_FILE=/home/xiaoguang/works/arm/xen/vexpress-v2p-ca15-tc1.dtb 

unless you use "export" these aren't actually exposed to subprocesses,
such as the make invocation.

I just put these directly on the make command line, as you've done for
XEN_TARGET_ARCH and CROSS_COMPILE.

> make -C xen XEN_TARGET_ARCH=arm32
> CROSS_COMPILE=/usr/bin/arm-linux-gnueabi-
> 
> 
> And I run it with this command:
> xiaoguang@dophine:~/works/arm/xen$ cat start-xen.sh 
> model_shell
> ~/ARM/FastModelsPortfolio_8.2/examples/FVP_VE/Build_Cortex-A15x1/Linux64-Release-GCC-4.4/cadi_system_Linux64-Release-GCC-4.4.so
>  xen-4.3.0/xen/xen -C motherboard.flashloader0.fname=zImage
> 
> 
> 
> 
> Is there anything else I have to do to configure the console? I don't
> know what this means on wiki:
> console=dtuart dtuart=myserial 
> 
> 
> 
> Thanks!
> 
> 
> Xiaoguang



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