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From: Yosuke Iwamatsu <y-iwamatsu@ab.jp.nec.com>
To: "Cui, Dexuan" <dexuan.cui@intel.com>
Cc: xen-devel@lists.xensource.com, Keir Fraser <keir.fraser@eu.citrix.com>
Subject: Re: IOMMU: improve the FLR logic and move it	fromhypervisor to Control Panel?
Date: Fri, 20 Jun 2008 14:45:08 +0900	[thread overview]
Message-ID: <485B43E4.306@ab.jp.nec.com> (raw)
In-Reply-To: <FE7BBCFBB500984A9A7922EBC95F516E0152BCBC@pdsmsx414.ccr.corp.intel.com>

Cui, Dexuan wrote:
> Thanks for the comments.
> qemu-dm is Device Model. I think Control Panel means Xend/libxc (and other necessary scripts). 
> I think pciback of Dom0 may be not the best place. Beside the drawback you mentioned, for the "Secondary Bus Reset", pciback doesn't own the bridge. 
> In Control Panel, Python script can access PCI config space easily via the sys filesystem.

I vaguely feel uneasy about allowing python scripts to write in PCI
config space directly. Is it a common way?

-- Yosuke

  reply	other threads:[~2008-06-20  5:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-19  5:13 IOMMU: improve the FLR logic and move it from hypervisor to Control Panel? Cui, Dexuan
2008-06-20  3:19 ` IOMMU: improve the FLR logic and move it fromhypervisor " Cui, Dexuan
2008-06-20  4:17   ` Yosuke Iwamatsu
2008-06-20  4:41     ` Cui, Dexuan
2008-06-20  5:45       ` Yosuke Iwamatsu [this message]
2008-06-20  9:10         ` Keir Fraser

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