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From: Chen Baozi <baozich@gmail.com>
To: Julien Grall <julien.grall@linaro.org>
Cc: Ian Campbell <Ian.Campbell@citrix.com>,
	Xen Developer List <xen-devel@lists.xen.org>
Subject: Re: Question about SMP support for ARM
Date: Mon, 12 Aug 2013 20:28:49 +0800	[thread overview]
Message-ID: <20130812122849.GA21654@cbz-workstation> (raw)
In-Reply-To: <5208D408.5060101@linaro.org>

On Mon, Aug 12, 2013 at 01:24:40PM +0100, Julien Grall wrote:
> On 08/12/2013 01:14 PM, Chen Baozi wrote:
> > Hi Ian & Julien,
> 
> Hi,
> 
> > It seems that Xen for ARM is not support SMP boot by default since "max_phys_cpus" is not set?
> 
> max_phys_cpus allows use to restrict the number of cpus handled by Xen.
> It's only used to set NR_CPUS. If the former is not set, Xen will use
> 128 as default value (see include/asm-arm/config.h).

Thanks.

Then I think I need to find out why the log says:

Waiting for 0 other CPUs to be ready
...
Brought up 1 CPUs

since I do have got 2 cores on OMAP5 and added "kick cpu" codes to
mode_switch.S next.

Cheers,

Baozi

> 
> Cheers,
> 
> -- 
> Julien Grall

  reply	other threads:[~2013-08-12 12:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-12 12:14 Question about SMP support for ARM Chen Baozi
2013-08-12 12:24 ` Julien Grall
2013-08-12 12:28   ` Chen Baozi [this message]
2013-08-12 12:40     ` Julien Grall

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