From mboxrd@z Thu Jan 1 00:00:00 1970 From: Suravee Suthikulpanit Subject: Re: [PATCH] AMD IOMMU: Introduce support for IVHD block type 11h Date: Thu, 19 May 2016 01:30:41 -0500 Message-ID: <573D5D91.60908@amd.com> References: <1463169274-17225-1-git-send-email-suravee.suthikulpanit@amd.com> <573B45F902000078000EC3C2@prv-mh.provo.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <573B45F902000078000EC3C2@prv-mh.provo.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Jan Beulich Cc: xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org SGkgSmFuLAoKT24gMDUvMTcvMjAxNiAwOToyNSBBTSwgSmFuIEJldWxpY2ggd3JvdGU6Cj4+Pj4g T24gMTMuMDUuMTYgYXQgMjE6NTQsIDxzdXJhdmVlLnN1dGhpa3VscGFuaXRAYW1kLmNvbT4gd3Jv dGU6Cj4+IC0tLSBhL3hlbi9kcml2ZXJzL3Bhc3N0aHJvdWdoL2FtZC9pb21tdV9hY3BpLmMKPj4g KysrIGIveGVuL2RyaXZlcnMvcGFzc3Rocm91Z2gvYW1kL2lvbW11X2FjcGkuYwo+PiBbLi4uXQo+ PiBAQCAtOTAxLDcgKzkxMSw3IEBAIHN0YXRpYyBpbnQgX19pbml0IHBhcnNlX2l2aGRfYmxvY2so Y29uc3Qgc3RydWN0IGFjcGlfaXZyc19oYXJkd2FyZSAqaXZoZF9ibG9jaykKPj4gICAgICAgICAg ICAgICAgICAgaXZoZF9ibG9jay0+aGVhZGVyLmxlbmd0aCwgYmxvY2tfbGVuZ3RoLCBpb21tdSk7 Cj4+ICAgICAgICAgICAgICAgYnJlYWs7Cj4+ICAgICAgICAgICBkZWZhdWx0Ogo+PiAtICAgICAg ICAgICAgQU1EX0lPTU1VX0RFQlVHKCJJVkhEIEVycm9yOiBJbnZhbGlkIERldmljZSBUeXBlIVxu Iik7Cj4+ICsgICAgICAgICAgICBBTURfSU9NTVVfREVCVUcoIklWSEQgRXJyb3I6ICVzOiBJbnZh bGlkIERldmljZSBUeXBlIVxuIiwgX19mdW5jX18pOwo+Cj4gV2h5PwoKVGhlcmUgYXJlIHNvbWUg ZHVwbGljYXRlZCBlcnJvciBtZXNzYWdlIChpbiBnZXRfbGFzdF9iZGZfaXZoZCgpIGFuZCAKcGFy c2VfaXZoZF9ibG9jaygpLiBTbywgSSBqdXN0IHdhbnQgdG8gZGlmZmVyZW50aWF0ZSB0aGVtIGEg Yml0LiBCdXQgCnRoaXMgaXMgbm90IGEgYmlnIGRlYWwuIEkgY2FuIGp1c3QgZ2V0IHJpZCBvZiB0 aGlzIGNoYW5nZS4KCj4+IFsuLi5dCj4+ICsgICAgICAgIHsKPj4gKyAgICAgICAgICAgIEFNRF9J T01NVV9ERUJVRygiSVZSUyBCbG9jazogRm91bmQgdHlwZSAlI3ggZmxhZ3MgJSN4IGxlbiAlI3gg aWQgJSN4XG4iLAo+PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgIGl2cnNfYmxvY2stPnR5 cGUsIGl2cnNfYmxvY2stPmZsYWdzLAo+PiArICAgICAgICAgICAgICAgICAgICAgICAgICAgIGl2 cnNfYmxvY2stPmxlbmd0aCwgaXZyc19ibG9jay0+ZGV2aWNlX2lkKTsKPj4gKyAgICAgICAgICAg IGlmICggaXZyc19ibG9jay0+dHlwZSA+IElWSERfSElHSEVTVF9TVVBQT1JUX1RZUEUgKQo+PiAr ICAgICAgICAgICAgICAgIGJyZWFrOwo+Cj4gSXMgdGhlcmUgYSByZXF1aXJlbWVudCBmb3IgdGhl IHRhYmxlIGVsZW1lbnRzIHRvIGFwcGVhciBpbiBudW1lcmljYWwKPiBvcmRlcj8KClRoYXQgaXMg bm90IGluIHRoZSBzcGVjLiBBbHRob3VnaCBpdCBzZWVtcyB0byB0aGUgY29udmVudGlvbi4KCj4g QW5kIGFueXdheSAtIHRoaXMgaWYoKSBhcHBlYXJzIHRvIGJlIHJlZHVuZGFudCB3aXRoIHRoZQo+ IGVuY2xvc2luZyBvbmUuCgpJIGFtIG5vdCBzdXJlIHdoYXQgeW91IG1lYW4gYnkgdGhpcyBjb21t ZW50LiBDb3VsZCB5b3UgcGxlYXNlIGVsYWJvcmF0ZT8KCj4KPj4gK2ludCBfX2luaXQgYW1kX2lv bW11X2dldF9zdXBwb3J0ZWRfaXZoZF90eXBlKHZvaWQpCj4+ICt7Cj4+ICsgICAgaWYgKCB1bmxp a2VseShhY3BpX2dibF9GQURULmJvb3RfZmxhZ3MgJiBBQ1BJX0ZBRFRfTk9fTVNJKSApCj4+ICsg ICAgICAgIHJldHVybiAtRVBFUk07Cj4KPiBUaGlzIGNoZWNrIGFwcGVhcnMgb3V0IG9mIHRoZSBi bHVlLCBhbmQgaXNuJ3QgYmVpbmcgbWVudGlvbmVkIGluCj4gdGhlIGRlc2NyaXB0aW9uLiBCZXN0 IHdvdWxkIHByb2JhYmx5IGJlIHRvIHNwbGl0IGl0IG91dCwgYnV0IGF0IHRoZQo+IHZlcnkgbGVh c3QgaXQgbmVlZHMgdG8gYmUgKGJyaWVmbHkpIGV4cGxhaW5lZC4KClRoaXMgbG9naWMgd2FzIGFj dHVhbGx5IGR1cGxpY2F0ZWQgZnJvbSB0aGUgCmFtZF9pb21tdV91cGRhdGVfaXZyc19tYXBwaW5n X2FjcGkoKS4gSSBiZWxpZXZlIHRoaXMgd2FzIGFkZGVkIGJ5IHRoZQoKICAgICBjb21taXQgOTky ZmRmNmY0NjI1MmE0NTljNmIxYjhkOTcxYjJjNzFmMDE0NjBmOAogICAgICAgICBob25vciBBQ1BJ IHY0IEZBRFQgZmxhZ3MKCkl0IG1pZ2h0IG1ha2UgbW9yZSBzZW5zZSB0byBwdWxsIHRoaXMgb3V0 IHRvIGp1c3QgY2hlY2sgb25jZSBpbiB0aGUgCmFtZF9pb21tdV9pbml0KCkgYWxvbmcgd2l0aCBh ZGRpbmcgc29tZSBleHBsYW5hdGlvbi4KCj4+IEBAIC0xMjMzLDggKzEyMzQsMTEgQEAgaW50IF9f aW5pdCBhbWRfaW9tbXVfaW5pdCh2b2lkKQo+PiAgICAgICAgICAgIGFtZF9zcDUxMDBfZXJyYXR1 bTI4KCkgKQo+PiAgICAgICAgICAgZ290byBlcnJvcl9vdXQ7Cj4+Cj4+IC0gICAgaXZyc19iZGZf ZW50cmllcyA9IGFtZF9pb21tdV9nZXRfaXZyc19kZXZfZW50cmllcygpOwo+PiArICAgIGl2aGRf dHlwZSA9IGFtZF9pb21tdV9nZXRfc3VwcG9ydGVkX2l2aGRfdHlwZSgpOwo+PiArICAgIGlmICgg IWl2aGRfdHlwZSApCj4+ICsgICAgICAgIGdvdG8gZXJyb3Jfb3V0Owo+Cj4gSXMgdGhlICEgaGVy ZSBtZWFudCB0byBjYXRjaCBlcnJvcnM/IFRoZSBmdW5jdGlvbiByZXR1cm5zIC1FLi4uCj4gdmFs dWVzIHRvIGluZGljYXRlIGVycm9ycyAuLi4KClNvcnJ5LCBteSBiYWQuIEknbGwgZml4IHRoaXMu CgpUaGFua3MsClN1cmF2ZWUKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxpc3RzLnhlbi5vcmcK aHR0cDovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==