From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lan Tianyu Subject: Re: [PATCH 5/25] Xen/doc: Add Xen virtual IOMMU doc Date: Thu, 6 Jul 2017 11:10:13 +0800 Message-ID: <33eddcdc-1a2c-b705-5722-185643265f54@intel.com> References: <1498715457-16565-1-git-send-email-tianyu.lan@intel.com> <1498715457-16565-6-git-send-email-tianyu.lan@intel.com> <1ad728f2-8733-d840-e1b8-b944a70ec81a@arm.com> <6e753bd4-2dd9-36d6-18c3-c4dd6c573dac@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Julien Grall , xen-devel@lists.xen.org Cc: kevin.tian@intel.com, wei.liu2@citrix.com, andrew.cooper3@citrix.com, ian.jackson@eu.citrix.com, jbeulich@suse.com, chao.gao@intel.com List-Id: xen-devel@lists.xenproject.org T24gMjAxN+W5tDA35pyIMDXml6UgMjE6MjUsIEp1bGllbiBHcmFsbCB3cm90ZToKPiAKPiAKPiBP biAwNS8wNy8xNyAwNDoxNSwgTGFuIFRpYW55dSB3cm90ZToKPj4gSGkgSnVsaWVuOgo+IAo+IEhp IFRpYW55dSBMYW4sCj4gCj4+ICAgICBUaGFua3MgZm9yIHlvdXIgcmV2aWV3Lgo+Pgo+PiBPbiAy MDE35bm0MDfmnIgwNOaXpSAxODozOSwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+Pj4+ICt2SU9NTVUg aHlwZXJjYWxsCj4+Pj4gKz09PT09PT09PT09PT09PT0KPj4+PiArSW50cm9kdWNlIG5ldyBkb21j dGwgaHlwZXJjYWxsICJ4ZW5fZG9tY3RsX3Zpb21tdV9vcCIgdG8KPj4+PiBjcmVhdGUvZGVzdHJv eQo+Pj4+ICt2SU9NTVUgYW5kIHF1ZXJ5IHZJT01NVSBjYXBhYmlsaXRpZXMgdGhhdCBkZXZpY2Ug bW9kZWwgY2FuIHN1cHBvcnQuCj4+Pj4gKwo+Pj4+ICsqIHZJT01NVSBoeXBlcmNhbGwgcGFyYW1l dGVyIHN0cnVjdHVyZQo+Pj4+ICtzdHJ1Y3QgeGVuX2RvbWN0bF92aW9tbXVfb3Agewo+Pj4+ICsg ICAgdWludDMyX3QgY21kOwo+Pj4+ICsjZGVmaW5lIFhFTl9ET01DVExfY3JlYXRlX3Zpb21tdSAg ICAgICAgICAwCj4+Pj4gKyNkZWZpbmUgWEVOX0RPTUNUTF9kZXN0cm95X3Zpb21tdSAgICAgICAg IDEKPj4+PiArI2RlZmluZSBYRU5fRE9NQ1RMX3F1ZXJ5X3Zpb21tdV9jYXBzICAgICAgMgo+Pj4K Pj4+IEkgYW0gYSBiaXQgY29uZnVzZWQuIFRoaXMgaXMgb25seSBjcmVhdGluZyB0aGUgdklPTU1V LiBIb3dldmVyLCB0aGVyZQo+Pj4gbWlnaHQgYmUgbXVsdGlwbGUgaG9zdCBJT01NVXMsIGhvdyBk byB5b3UgbGluayB0aGVtIHRvZ2V0aGVyPwo+Pj4KPj4+PiArICAgIHVuaW9uIHsKPj4+PiArICAg ICAgICBzdHJ1Y3Qgewo+Pj4+ICsgICAgICAgICAgICAvKiBJTiAtIHZJT01NVSB0eXBlICovCj4+ Pj4gKyAgICAgICAgICAgIHVpbnQ2NF90IHZpb21tdV90eXBlOwo+Pj4KPj4+IFRoaXMgaXMgYSBi aXQgY29uZnVzaW5nLCB5b3UgZG9uJ3QgZGVmaW5lIHdoYXQgc2hvdWxkIGJlIHRoZSB2YWx1ZSBv Zgo+Pj4gdmlvbW11X3R5cGUsIC4uLgo+Pj4KPj4+PiArICAgICAgICAgICAgLyogSU4gLSBNTUlP IGJhc2UgYWRkcmVzcyBvZiB2SU9NTVUuICovCj4+Pj4gKyAgICAgICAgICAgIHVpbnQ2NF90IGJh c2VfYWRkcmVzczsKPj4+PiArICAgICAgICAgICAgLyogSU4gLSBMZW5ndGggb2YgTU1JTyByZWdp b24gKi8KPj4+PiArICAgICAgICAgICAgdWludDY0X3QgbGVuZ3RoOyA+ICsgICAgICAgICAgICAv KiBJTiAtIENhcGFiaWxpdGllcyB3aXRoCj4+Pj4gd2hpY2ggd2Ugd2FudCB0byBjcmVhdGUgKi8K Pj4+PiArICAgICAgICAgICAgdWludDY0X3QgY2FwYWJpbGl0aWVzOwo+Pj4KPj4+IC4uLiBjYXBh YmlsaXRpZXMgLi4uCj4+Pgo+Pgo+PiBTb3JyeS4gbWlzcyB0aGUgdHlwZSBhbmQgY2FwYWJpbGl0 eSBkZWZpbml0aW9uIGhlcmUuCj4+Cj4+IC8qIFZJT01NVSB0eXBlICovCj4+ICNkZWZpbmUgVklP TU1VX1RZUEVfSU5URUxfVlREICAgICAoMXUgPDwgMCkKPj4KPj4gLyogVklPTU1VIGNhcGFiaWxp dGllcyovCj4+ICNkZWZpbmUgVklPTU1VX0NBUF9JUlFfUkVNQVBQSU5HICAoMXUgPDwgMCkKPj4K Pj4gInZpb21tdV90eXBlIiBtZWFucyB2ZW5kb3IgdklPTU1VIGRldmljZSBtb2RlbC4gU28gZmFy LCB3ZSBqdXN0IHN1cHBvcnQKPj4gdmlydHVhbCBJbnRlbCBWVEQuCj4+Cj4+ICJjYXBhYmlsaXRp ZXMiIG1lYW5zIHRoZSBmZWF0dXJlIHRoYXQgdklPTU1VIHN1cHBvcnRzLiBXZSBqdXN0IGFkZAo+ PiBpbnRlcnJ1cHQgcmVtYXBwaW5nIGZvciB2aXJ0dWFsIFZURC4KPj4KPj4KPj4+PiArICAgICAg ICAgICAgLyogT1VUIC0gdklPTU1VIGlkZW50aXR5ICovCj4+Pj4gKyAgICAgICAgICAgIHVpbnQz Ml90IHZpb21tdV9pZDsKPj4+PiArICAgICAgICB9IGNyZWF0ZV92aW9tbXU7ID4gKwo+Pj4+ICsg ICAgICAgIHN0cnVjdCB7Cj4+Pj4gKyAgICAgICAgICAgIC8qIElOIC0gdklPTU1VIGlkZW50aXR5 ICovCj4+Pj4gKyAgICAgICAgICAgIHVpbnQzMl90IHZpb21tdV9pZDsKPj4+PiArICAgICAgICB9 IGRlc3Ryb3lfdmlvbW11Owo+Pj4+ICsKPj4+PiArICAgICAgICBzdHJ1Y3Qgewo+Pj4+ICsgICAg ICAgICAgICAvKiBJTiAtIHZJT01NVSB0eXBlICovCj4+Pj4gKyAgICAgICAgICAgIHVpbnQ2NF90 IHZpb21tdV90eXBlOyA+ICsgICAgICAgICAgICAvKiBPVVQgLSB2SU9NTVUKPj4+PiBDYXBhYmls aXRpZXMgKi8KPj4+PiArICAgICAgICAgICAgdWludDY0X3QgY2FwczsKPj4+Cj4+PiAuLi4gYW5k IGNhcHMuIEkgc2VlIHlvdSBoYXZlIGRlZmluZWQgdGhlbSBpbiBhIHNlcGFyYXRlIGhlYWRlcgo+ Pj4gKHZpb21tdS5oKS4gQnV0IHRoZXJlIGFyZSBubyB3YXkgZm9yIHRoZSBkZXZlbG9wZXIgdG8g a25vdyB0aGF0IHRoZXkKPj4+IHNob3VsZCBiZSB1c2VkLgo+Pgo+PiBNYWNyb3Mgb2YgIkNhcGFi aWxpdGllcyIgYW5kICJ0eXBlIiBhcmUgZGVmaW5lZCB1bmRlciBwdWJsaWMgZGlyZWN0b3J5Cj4+ IGluIG9yZGVyIHRvIHRvb2wgc3RhY2sgYWxzbyBjYW4gdXNlIHRoZW0gdG8gcGFzcyB2SU9NTVUg dHlwZSBhbmQKPj4gY2FwYWJpbGl0aWVzLgo+IAo+IE15IHBvaW50IHdhcyB0aGF0IGlmIGEgZGV2 ZWxvcGVyIHJlYWQgZG9tY3RsLmggZmlyc3QsIGhlIGNhbm5vdCBndWVzcwo+IHRoYXQgdGhlIHZh bHVlIHRvIGJlIHVzZWQgaW4gImNhcGFiaWxpdGllcyIgYW5kICJ0eXBlIiBhcmUgZGVmaW5lZCBp biBhCj4gc2VwYXJhdGUgaGVhZGVyICh2aW9tbXUuaCkuIFlvdSBzaG91bGQgYXQgbGVhc3Qgd3Jp dGUgZG93biBhIGNvbW1lbnQgaW4KPiB0aGUgY29kZSBleHBsYWluaW5nIHRoYXQuCgpZZXMsIGdv b2Qgc3VnZ2VzdGlvbiBhbmQgd2lsbCB1cGRhdGUgaW4gbmV4dCB2ZXJzaW9uLgoKPiAKPj4KPj4K Pj4+Cj4+Pj4gKyAgICAgICAgfSBxdWVyeV9jYXBzOwo+Pj4+ICsgICAgfSB1Owo+Pj4+ICt9Owo+ Pj4+ICsKPj4+PiArLSBYRU5fRE9NQ1RMX3F1ZXJ5X3Zpb21tdV9jYXBzCj4+Pj4gKyAgICBRdWVy eSBjYXBhYmlsaXRpZXMgb2YgdklPTU1VIGRldmljZSBtb2RlbC4gdklPTU1VX3R5cGUgc3BlY2lm aWVzCj4+Pj4gK3doaWNoIHZlbmRvciB2SU9NTVUgZGV2aWNlIG1vZGVsKEUsRyBJbnRlbCBWVEQp IGlzIHRhcmdldGVkIGFuZAo+Pj4+IGh5cGVydmlzb3IKPj4+Cj4+PiAiRSxHIiBkaWQgeW91IG1l YW4gImUuZyI/Cj4+Cj4+IFllcy4gV2lsbCB1cGRhdGUuCj4+Cj4+Pgo+Pj4+ICtyZXR1cm5zIGNh cGFiaWxpdHkgYml0cyhFLEcgaW50ZXJydXB0IHJlbWFwcGluZyBiaXQpLgo+Pj4KPj4+IERpdHRv Lgo+Pj4KPj4+IEEgZ2l2ZW4gcGxhdGZvcm0gbWF5IGhhdmUgbXVsdGlwbGUgSU9NTVVzIHdpdGgg ZGlmZmVyZW50IGZlYXR1cmVzLiBBcmUKPj4+IHdlIGV4cGVjdGluZwo+Pgo+PiBTbyBmYXIsIG91 ciBwYXRjaHNldCBqdXN0IHN1cHBvcnRzIFZNIHdpdGggb25lIHZJT01NVSBhcyBzdGFydGVyLgo+ Pgo+PiBEbyB5b3UgbWVhbiBlbXVsYXRpb24gb2Ygc29tZSB2SU9NTVUgY2FwYWJpbGl0aWVzIHJl bHkgb24gcGh5c2ljYWwgSU9NTVUKPj4gYW5kIHRoZXJlIGFyZSBtdWx0aXBsZSBJT01NVXMgd2l0 aCBkaWZmZXJlbnQgZmVhdHVyZT8KPj4KPj4gSWYgeWVzLCB3ZSBuZWVkIHRvIGVtdWxhdGUgbXVs dC12SU9NTVUgZm9yIGRpZmZlcmVudCBhc3NpZ25lZCBkZXZpY2VzCj4+IHVuZGVyIGRpZmZlcmVu dCBwSU9NTVUuIFZlbmRvciB2SU9NTVUgZGV2aWNlIG1vZGVsIG5lZWRzIHRvIGNoZWNrCj4+IHdo ZXRoZXIgdGhlIGFzc2lnbmVkIGRldmljZSBhbmQgc3VwcG9ydCBnaXZlbiBjYXBhYmlsaXRpZXMg cGFzc2VkIGJ5Cj4+IHRvb2wgc3RhY2suCj4gCj4gSG1tbSwgSSB0aGluayBJIHdhcyBhIGJpdCBj b25mdXNlZCB3aXRoIHRoZSBkb21jdGwuIFlvdSBhcmUgcXVlcnlpbmcgdGhlCj4gdklPTU1VIGNh cGFiaWxpdGllcyBhbmQgdGhleSBtYXkgYmUgZGlmZmVyZW50IGZyb20gdGhlIHBoeXNpY2FsIElP TU1VCj4gcmlnaHQ/CgpZZXMsIHRoYXQncyBwb3NzaWJsZS4gSWYgcGFzcyB0aG91Z2ggdHdvIGRl dmljZXMgdW5kZXIgZGlmZmVyZW50CnBoeXNpY2FsIElPTU1Vcy4KCj4gCj4+Cj4+Pgo+Pj4+ICsK Pj4+PiArLSBYRU5fRE9NQ1RMX2NyZWF0ZV92aW9tbXUKPj4+PiArICAgIENyZWF0ZSB2SU9NTVUg ZGV2aWNlIHdpdGggdklPTU1VX3R5cGUsIGNhcGFiaWxpdGllcywgTU1JTwo+Pj4+ICtiYXNlIGFk ZHJlc3MgYW5kIGxlbmd0aC4gSHlwZXJ2aXNvciByZXR1cm5zIHZpb21tdV9pZC4gQ2FwYWJpbGl0 aWVzCj4+Pj4gc2hvdWxkCj4+Pj4gK2JlIGluIHJhbmdlIG9mIHZhbHVlIHJldHVybmVkIGJ5IHF1 ZXJ5X3Zpb21tdV9jYXBzIGh5cGVyY2FsbC4KPj4+Cj4+PiBDYW4geW91IGV4cGxhaW4gd2hhdCBt bWlvIGFuZCBsZW5ndGggYXJlIGhlcmUgZm9yPyBEbyB5b3UgZXhwZWN0IHRvIHRyYXAKPj4+IGFu ZCBlbXVsYXRlIHRoZSBNTUlPIHJlZ2lvbiBpbiBYZW4/Cj4+Cj4+IFllcywgd2UgbmVlZCB0byBl bXVsYXRlIFZURCBNTUlPIHJlZ2lzdGVyIGluIHRoZSBYZW4gaHlwZXJ2aXNvciBhbmQgdGhpcwo+ PiBpcyBhZ3JlZW1lbnQgdW5kZXIgZGVzaWduIHN0YWdlLiBUaGUgTU1JTyBiYXNlIGFkZHJlc3Mg aXMgcGFzc2VkIHRvCj4+IGd1ZXN0IHZpYSBBQ1BJIHRhYmxlIHdoaWNoIGlzIGJ1aWx0IGJ5IHRv b2wgc3RhY2sgYW5kIHNvIHRvb2wgc3RhY2sKPj4gbWFuYWdlcyB2SU9NTVUgTU1JTyByZWdpb24u IFdoZW4gY3JlYXRlIHZJT01NVSwgYmFzZSBhZGRyZXNzIGFuZCBsZW5ndGgKPj4gbmVlZHMgdG8g YmUgcGFzc2VkLgo+IAo+IEkgYW0gbm90IHlldCBzdXJlIHdlIHdhbnQgdG8gZW11bGF0ZSBhbiBJ T01NVSBmb3IgQVJNLiBUaGV5IGFyZSBhIGJpdAo+IGNvbXBsZXggdG8gZW11bGF0ZSBhbmQgd2Ug aGF2ZSBtdWx0aXBsZSBvbmUgKFNNTVV2MiwgU01NVXYzLAo+IElQTU1VLVZNU0EsLi4uKS4gU28g UFYgbWlnaHQgYmUgdGhlIHNvbHV0aW9uIGhlcmUuIFRob3VnaCwgaXQgaXMgdG9vCj4gZWFybHkg dG8gZGVjaWRlLgoKWWVzLCBXaGF0IEkgZ290IEFSTSB2SU9NTVUgZnJvbSBLVk0gc2lkZSBpcyB0 aGF0IEFSTSBlbmdpbmVlciBhcmUKcHVzaGluZyBQViBJT01NVSBhbmQgcmVhc29uIGZvciB0aGF0 IGlzIGp1c3QgbGlrZSB5b3Ugc2FpZCBhYm91dAptdWx0aXBsZSBJT01NVSB2ZXJzaW9uLgoKaHR0 cHM6Ly93d3cuc3Bpbmljcy5uZXQvbGlzdHMva3ZtL21zZzE0Nzk5MC5odG1sCgo+IAo+IElmIHdl IHdhbnRlZCB0byB1c2UgZW11bGF0aW9uLCBhbiBJT01NVSBtYXkgaGF2ZSBtdWx0aXBsZSBNTUlP IHJhbmdlcwo+IGFuZCBtdWx0aXBsZSBpbnRlcnJ1cHRzIChlaXRoZXIgbGVnYWN5IG9yIE1TSSku IEhlcmUgeW91IGFyZSBhc3N1bWluZwo+IG9ubHkgb25lIE1NSU8gYW5kIG5vIGludGVycnVwdC4g VGhpcyBuZXcgaW50ZXJmYWNlIGlzIGEgRE9NQ1RMIHNvIGl0Cj4gbWlnaHQgYmUgb2sgdG8gZXh0 ZW5kIGl0IGluIHRoZSBmdXR1cmU/CgpGb3IgSW50ZWwgVlRELCBvbmUgaW5zdGFuY2UncyBNTUlP IHJlZ2lzdGVycyB3aWxsIGJlIGluICI0S0ItYWxpZ25lZAptZW1vcnltYXBwZWQgbG9jYXRpb24i IGFuZCBzbyBqdXN0IG5lZWQgdG8gcGFzcyBiYXNlIGFkZHJlc3MgYW5kCmxlbmd0aCg0S0IpLiBJ ZiBvdGhlciB2ZW5kb3IgaGF2ZSBtdWx0aS1NTUlPIHJlZ2lvbiwgdGhlIHN0cnVjdHVyZSBjYW4K YmUgZXh0ZW5kZWQuCgpCZWNhdXNlIHdlIG5vdyBqdXN0IGhhdmUgb25FIHZJT01NVSwgYWxsIHZp cnR1YWwgaW50ZXJydXB0IHdpbGwgYmUgYm91bmQKdG8gaXQuIElmIG5lZWQgdG8gc3VwcG9ydCBt dWx0LXZJT01NVSwgd2UgY2FuIGFkZCBkZXZpY2Utc2NvcGUKZmllbGQoc2JkZiBhcnJheSBvciBz b21lIHRoaW5nIGxpa2UgdGhhdCkgaW4gdGhlIHN0cnVjdHVyZSBhbmQgc3BlY2lmeQp3aGF0IGRl dmljZXMgc2hvdWxkIGJlIHVuZGVyIG9uZSB2SU9NTVUuCgoKCgoKLS0gCkJlc3QgcmVnYXJkcwpU aWFueXUgTGFuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8v bGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK