From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Tian, Kevin" Subject: Re: Xen virtual IOMMU high level design doc Date: Thu, 24 Nov 2016 02:00:21 +0000 Message-ID: References: <57518B78.6060604@citrix.com> <647d0b74-cecc-db33-1033-f7201c8a0af5@intel.com> <13fa96c1-4e66-e8a0-3b66-1c93ad2b6543@intel.com> <577BD8D002000078000FB3F7@prv-mh.provo.novell.com> <20161123181937.GZ9606@toto> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Stefano Stabellini , "Edgar E. Iglesias" Cc: "Lan, Tianyu" , "yang.zhang.wz@gmail.com" , "xuquan8@huawei.com" , "xen-devel@lists.xensource.com" , Jan Beulich , Andrew Cooper , "ian.jackson@eu.citrix.com" , Julien Grall , "Nakajima, Jun" , "anthony.perard@citrix.com" , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org PiBGcm9tOiBTdGVmYW5vIFN0YWJlbGxpbmkgW21haWx0bzpzc3RhYmVsbGluaUBrZXJuZWwub3Jn XQo+IFNlbnQ6IFRodXJzZGF5LCBOb3ZlbWJlciAyNCwgMjAxNiAzOjA5IEFNCj4gCj4gT24gV2Vk LCAyMyBOb3YgMjAxNiwgRWRnYXIgRS4gSWdsZXNpYXMgd3JvdGU6Cj4gPiBPbiBXZWQsIEF1ZyAx NywgMjAxNiBhdCAwODowNTo1MVBNICswODAwLCBMYW4sIFRpYW55dSB3cm90ZToKPiA+ID4gSGkg QWxsOgo+ID4gPiAgICAgIFRoZSBmb2xsb3dpbmcgaXMgb3VyIFhlbiB2SU9NTVUgaGlnaCBsZXZl bCBkZXNpZ24gZm9yIGRldGFpbAo+ID4gPiBkaXNjdXNzaW9uLiBQbGVhc2UgaGF2ZSBhIGxvb2su IFZlcnkgYXBwcmVjaWF0ZSBmb3IgeW91ciBjb21tZW50cy4KPiA+ID4gVGhpcyBkZXNpZ24gZG9l c24ndCBjb3ZlciBjaGFuZ2VzIHdoZW4gcm9vdCBwb3J0IGlzIG1vdmVkIHRvIGh5cGVydmlzb3Iu Cj4gPiA+IFdlIG1heSBkZXNpZ24gaXQgbGF0ZXIuCj4gPgo+ID4gSGksCj4gPgo+ID4gSSBoYXZl IGEgZmV3IHF1ZXN0aW9ucy4KPiA+Cj4gPiBJZiBJIHVuZGVyc3RhbmQgY29ycmVjdGx5LCB5b3Un bGwgYmUgZW11bGF0aW5nIGFuIEludGVsIElPTU1VIGluIFhlbi4KPiA+IFNvIGd1ZXN0cyB3aWxs IGVzc2VudGlhbGx5IGNyZWF0ZSBpbnRlbCBpb21tdSBzdHlsZSBwYWdlLXRhYmxlcy4KPiA+Cj4g PiBJZiB3ZSB3ZXJlIHRvIHVzZSB0aGlzIG9uIFhlbi9BUk0sIHdlIHdvdWxkIGxpa2VseSBiZSBt b2RlbGxpbmcgYW4gQVJNCj4gPiBTTU1VIGFzIGEgdklPTU1VLiBTaW5jZSBYZW4gb24gQVJNIGRv ZXMgbm90IHVzZSBRRU1VIGZvciBlbXVsYXRpb24sIHRoZQo+ID4gaHlwZXJ2aXNvciBPUHMgZm9y IFFFTVVzIHhlbiBkdW1teSBJT01NVSBxdWVyaWVzIHdvdWxkIG5vdCByZWFsbHkgYmUgdXNlZC4K PiA+IERvIEkgdW5kZXJzdGFuZCB0aGlzIGNvcnJlY3RseT8KPiAKPiBJIHRoaW5rIHRoZXkgY291 bGQgYmUgY2FsbGVkIGZyb20gdGhlIHRvb2xzdGFjay4gVGhpcyBpcyB3aHkgSSB3YXMKPiBzYXlp bmcgaW4gdGhlIG90aGVyIHRocmVhZCB0aGF0IHRoZSBoeXBlcmNhbGxzIHNob3VsZCBiZSBnZW5l cmFsIGVub3VnaAo+IHRoYXQgUUVNVSBpcyBub3QgdGhlIG9ubHkgY2FsbGVyLgo+IAo+IEZvciBQ VkggYW5kIEFSTSBndWVzdHMsIHRoZSB0b29sc3RhY2sgc2hvdWxkIGJlIGFibGUgdG8gc2V0dXAg dGhlIHZJT01NVQo+IG9uIGJlaGFsZiBvZiB0aGUgZ3Vlc3Qgd2l0aG91dCBRRU1VIGludGVydmVu dGlvbi4KPiAKPiAKPiA+IEhhcyBhIHBsYXRmb3JtIGFnbm9zdGljIFBWLUlPTU1VIGJlZW4gY29u c2lkZXJlZCB0byBzdXBwb3J0IDItc3RhZ2UKPiA+IHRyYW5zbGF0aW9uIChpLmUgVkZJTyBpbiB0 aGUgZ3Vlc3QpPyBQZXJoYXBzIHRoYXQgd291bGQgaHVydCBtYXAvdW5tYXAKPiA+IHBlcmZvcm1h bmNlIHRvbyBtdWNoPwo+IAo+IFRoYXQncyBhbiBpbnRlcmVzdGluZyBpZGVhLiBJIGRvbid0IGtu b3cgaWYgdGhhdCdzIGZlYXNpYmxlLCBidXQgaWYgaXQKPiBpcyBub3QsIHRoZW4gd2UgbmVlZCB0 byBiZSBhYmxlIHRvIHNwZWNpZnkgdGhlIFBWLUlPTU1VIHR5cGUgaW4gdGhlCj4gaHlwZXJjYWxs cywgc28gdGhhdCB5b3Ugd291bGQgZ2V0IEludGVsIElPTU1VIG9uIHg4NiBhbmQgU01NVSBvbiBB Uk0uCj4gCj4gCgpOb3QgY29uc2lkZXJlZCB5ZXQuIFBWIGlzIGFsd2F5cyBwb3NzaWJsZSBhcyB3 ZSd2ZSBkb25lIGZvciBvdGhlciBJL08KZGV2aWNlcy4gSWRlYWxseSBpdCBjb3VsZCBiZSBkZXNp Z25lZCBiZWluZyBtb3JlIGVmZmljaWVudCB0aGFuIGZ1bGwKZW11bGF0aW9uIG9mIHZlbmRvciBz cGVjaWZpYyBJT01NVSwgYnV0IGFsc28gbWVhbnMgcmVxdWlyZW1lbnQgb2YKbWFpbnRhaW5pbmcg YSBuZXcgZ3Vlc3QgSU9NTVUgZHJpdmVyIGFuZCBsaW1pdGF0aW9uIG9mIHN1cHBvcnRpbmcKb25s eSBuZXdlciB2ZXJzaW9uIGd1ZXN0IE9TZXMuIEl0J3MgYSB0cmFkZW9mZi4uLiBhdCBsZWFzdCBu b3QgY29tcGVsbGluZyAKbm93IChtYXkgY29uc2lkZXIgd2hlbiB3ZSBzZWUgYSByZWFsIG5lZWQg aW4gdGhlIGZ1dHVyZSkuCgpUaGFua3MKS2V2aW4KCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxp c3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=