From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Edgar E. Iglesias" Subject: Re: Xen virtual IOMMU high level design doc Date: Thu, 24 Nov 2016 14:37:49 +0100 Message-ID: <20161124133749.GC9606@toto> References: <647d0b74-cecc-db33-1033-f7201c8a0af5@intel.com> <13fa96c1-4e66-e8a0-3b66-1c93ad2b6543@intel.com> <577BD8D002000078000FB3F7@prv-mh.provo.novell.com> <20161123181937.GZ9606@toto> <20161124040903.GA9606@toto> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Lan Tianyu Cc: "yang.zhang.wz@gmail.com" , "Tian, Kevin" , Stefano Stabellini , Jan Beulich , Andrew Cooper , "ian.jackson@eu.citrix.com" , "xuquan8@huawei.com" , Julien Grall , "xen-devel@lists.xensource.com" , "Nakajima, Jun" , "anthony.perard@citrix.com" , Roger Pau Monne List-Id: xen-devel@lists.xenproject.org T24gVGh1LCBOb3YgMjQsIDIwMTYgYXQgMDI6NDk6NDFQTSArMDgwMCwgTGFuIFRpYW55dSB3cm90 ZToKPiBPbiAyMDE25bm0MTHmnIgyNOaXpSAxMjowOSwgRWRnYXIgRS4gSWdsZXNpYXMgd3JvdGU6 Cj4gPj4+PiBIaSwKPiA+Pj4+ID4gPiA+Cj4gPj4+PiA+ID4gPiBJIGhhdmUgYSBmZXcgcXVlc3Rp b25zLgo+ID4+Pj4gPiA+ID4KPiA+Pj4+ID4gPiA+IElmIEkgdW5kZXJzdGFuZCBjb3JyZWN0bHks IHlvdSdsbCBiZSBlbXVsYXRpbmcgYW4gSW50ZWwgSU9NTVUgaW4gWGVuLgo+ID4+Pj4gPiA+ID4g U28gZ3Vlc3RzIHdpbGwgZXNzZW50aWFsbHkgY3JlYXRlIGludGVsIGlvbW11IHN0eWxlIHBhZ2Ut dGFibGVzLgo+ID4+Pj4gPiA+ID4KPiA+Pj4+ID4gPiA+IElmIHdlIHdlcmUgdG8gdXNlIHRoaXMg b24gWGVuL0FSTSwgd2Ugd291bGQgbGlrZWx5IGJlIG1vZGVsbGluZyBhbiBBUk0KPiA+Pj4+ID4g PiA+IFNNTVUgYXMgYSB2SU9NTVUuIFNpbmNlIFhlbiBvbiBBUk0gZG9lcyBub3QgdXNlIFFFTVUg Zm9yIGVtdWxhdGlvbiwgdGhlCj4gPj4+PiA+ID4gPiBoeXBlcnZpc29yIE9QcyBmb3IgUUVNVXMg eGVuIGR1bW15IElPTU1VIHF1ZXJpZXMgd291bGQgbm90IHJlYWxseSBiZSB1c2VkLgo+ID4+Pj4g PiA+ID4gRG8gSSB1bmRlcnN0YW5kIHRoaXMgY29ycmVjdGx5Pwo+ID4+PiA+ID4gCj4gPj4+ID4g PiBJIHRoaW5rIHRoZXkgY291bGQgYmUgY2FsbGVkIGZyb20gdGhlIHRvb2xzdGFjay4gVGhpcyBp cyB3aHkgSSB3YXMKPiA+Pj4gPiA+IHNheWluZyBpbiB0aGUgb3RoZXIgdGhyZWFkIHRoYXQgdGhl IGh5cGVyY2FsbHMgc2hvdWxkIGJlIGdlbmVyYWwgZW5vdWdoCj4gPj4+ID4gPiB0aGF0IFFFTVUg aXMgbm90IHRoZSBvbmx5IGNhbGxlci4KPiA+Pj4gPiA+IAo+ID4+PiA+ID4gRm9yIFBWSCBhbmQg QVJNIGd1ZXN0cywgdGhlIHRvb2xzdGFjayBzaG91bGQgYmUgYWJsZSB0byBzZXR1cCB0aGUgdklP TU1VCj4gPj4+ID4gPiBvbiBiZWhhbGYgb2YgdGhlIGd1ZXN0IHdpdGhvdXQgUUVNVSBpbnRlcnZl bnRpb24uCj4gPiBPSywgSSBzZWUuIE9yLCBJIHRoaW5rIEkgdW5kZXJzdGFuZCwgbm90IHN1cmUg Oi0pCj4gPiAKPiA+IEluIFFFTVUgd2hlbiBzb21lb25lIGNoYW5nZXMgbWFwcGluZ3MgaW4gYW4g SU9NTVUgdGhlcmUgd2lsbCBiZSBhIG5vdGlmaWVyCj4gPiB0byB0ZWxsIGNhY2hlcyB1cHN0cmVh bSB0aGF0IG1hcHBpbmdzIGhhdmUgY2hhbmdlZC4gSSB0aGluayB3ZSB3aWxsIG5lZWQgdG8KPiA+ IHByZXBhcmUgZm9yIHRoYXQuIEkuZSB3aGVuIFRDRyBDUFVzIHNpdCBiZWhpbmQgYW4gSU9NTVUu Cj4gCj4gRm9yIFhlbiBzaWRlLCB3ZSBtYXkgbm90aWZ5IHBJT01NVSBkcml2ZXIgYWJvdXQgbWFw cGluZyBjaGFuZ2UgdmlhCj4gY2FsbGluZyBwSU9NTVUgZHJpdmVyJ3MgQVBJIGluIHZJT01NVS4K Ckkgd2FzIHJlZmVyaW5nIHRvIHRoZSBvdGhlciB3YXkgYXJvdW5kLiBXaGVuIGEgZ3Vlc3QgbW9k aWZpZXMgdGhlIG1hcHBpbmdzCmZvciBhIHZJT01NVSwgdGhlIGRyaXZlciBkb21haW4gd2l0aCBR RU1VIGFuZCB2RGV2aWNlcyBuZWVkcyB0byBiZSBub3RpZmllZC4KCkkgY291bGRuJ3QgZmluZCBh bnkgbWVudGlvbiBvZiB0aGlzIGluIHRoZSBkb2N1bWVudC4uLgoKCj4gCj4gPiAKPiA+IEFub3Ro ZXIgYXJlYSB0aGF0IG1heSBuZWVkIGNoYW5nZSBpcyB0aGF0IG9uIEFSTSB3ZSBuZWVkIHRoZSBt YXAtcXVlcnkgdG8gcmV0dXJuCj4gPiB0aGUgbWVtb3J5IGF0dHJpYnV0ZXMgZm9yIHRoZSBnaXZl biBtYXBwaW5nLiBUb2RheSBRRU1VIG9yIGFueSBlbXVsYXRvciAKPiA+IGRvZXNuJ3QgdXNlIGl0 IG11Y2ggYnV0IGluIHRoZSBmdXR1cmUgdGhpbmdzIG1heSBjaGFuZ2UuCgpXaGF0IGFib3V0IHRo ZSBtZW0gYXR0cmlidXRlcz8KSXQncyB2ZXJ5IGxpa2VseSB3ZSdsbCBhZGQgc3VwcG9ydCBmb3Ig bWVtb3J5IGF0dHJpYnV0ZXMgZm9yIElPTU1VJ3MgaW4gUUVNVQphdCBzb21lIHBvaW50LgpFbXVs YXRlZCBJT01NVSdzIHdpbGwgdGh1cyBoYXZlIHRoZSBhYmlsaXR5IHRvIG1vZGlmeSBhdHRyaWJ1 dGVzIChpLmUgU291cmNlSUQncywKY2FjaGVhYmlsaXR5LCBldGMpLiBQZXJoYXBzIHdlIGNvdWxk IGFsbG9jYXRlIG9yIHJlc2VydmUgYW4gdWludDY0X3QKZm9yIGF0dHJpYnV0ZXMgVEJEIGxhdGVy IGluIHRoZSBxdWVyeSBzdHJ1Y3QuCgoKCj4gPiAKPiA+IEZvciBTVk0sIHdoZSB3aWxsIGFsc28g bmVlZCB0byBkZWFsIHdpdGggcGFnZS10YWJsZSBmYXVsdHMgYnkgdGhlIElPTU1VLgo+ID4gU28g SSB0aGluayB0aGVyZSB3aWxsIG5lZWQgdG8gYmUgYSBjaGFubmVsIGZyb20gWGVuIHRvIEd1ZXNy dCB0byByZXBvcnQgdGhlc2UuCj4gCj4gWWVzLCB2SU9NTVUgc2hvdWxkIGZvcndhcmQgdGhlIHBh Z2UtZmF1bHQgZXZlbnQgdG8gZ3Vlc3QuIEZvciBWVEQgc2lkZSwKPiB3ZSB3aWxsIHRyaWdnZXIg VlREJ3MgaW50ZXJydXB0IHRvIG5vdGlmeSBndWVzdCBhYm91dCB0aGUgZXZlbnQuCgpPSywgQ29v bC4KClBlcmhhcHMgeW91IHNob3VsZCBkb2N1bWVudCBob3cgdGhpcyAoYW5kIHRoZSBtYXAvdW5t YXAgbm90aWZpZXJzKSB3aWxsIHdvcms/CgpJIGFsc28gdGhpbmsgaXQgd291bGQgYmUgYSBnb29k IGlkZWEgdG8gYWRkIGEgbGl0dGxlIG1vcmUgaW50cm9kdWN0aW9uIHNvIHRoYXQKc29tZSBvZiB0 aGUgcXVlc3Rpb25zIHdlJ3ZlIGJlZW4gYXNraW5nIHJlZ2FyZGluZyB0aGUgZ2VuZXJhbCBkZXNp Z24gYXJlIGVhc2llcgp0byBncmFzcC4KCkJlc3QgcmVnYXJkcywKRWRnYXIKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxp c3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZl bAo=