From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: xen/arm: Hiding SMMUs from Dom0 when using ACPI on Xen Date: Mon, 27 Feb 2017 14:12:39 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ciM2i-0006qx-Ho for xen-devel@lists.xenproject.org; Mon, 27 Feb 2017 14:12:48 +0000 In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: Vijay Kilari Cc: Stefano Stabellini , Steve Capper , Andre Przywara , Jiandi An , Punit Agrawal , Vijaya Kumar K , sgoel@codeaurora.org, xen-devel , nd@arm.com, "manish.jaggi@caviumnetworks.com" , Shanker Donthineni List-Id: xen-devel@lists.xenproject.org CgpPbiAyNy8wMi8xNyAxMzoyMywgVmlqYXkgS2lsYXJpIHdyb3RlOgo+IEhpIEp1bGllbiwKCkhl bGxvIFZpamF5LAoKPiBPbiBXZWQsIEZlYiAyMiwgMjAxNyBhdCA3OjQwIFBNLCBKdWxpZW4gR3Jh bGwgPGp1bGllbi5ncmFsbEBhcm0uY29tPiB3cm90ZToKPj4gSGVsbG8sCj4+Cj4+IFRoZXJlIHdh cyBmZXcgZGlzY3Vzc2lvbnMgcmVjZW50bHkgYWJvdXQgaGlkaW5nIFNNTVVzIGZyb20gRE9NMCB3 aGVuIHVzaW5nCj4+IEFDUEkuIEkgdGhvdWdodCBpdCB3b3VsZCBiZSBnb29kIHRvIGhhdmUgYSBz ZXBhcmF0ZSB0aHJlYWQgZm9yIHRoaXMuCj4+Cj4+IFdoZW4gdXNpbmcgQUNQSSwgdGhlIFNNTVVz IHdpbGwgYmUgZGVzY3JpYmVkIGluIHRoZSBJTyBSZW1hcHBpbmcgVGFibGUKPj4gKElPUlQpLiBU aGUgc3BlY2lmaWNhdGlvbiBjYW4gYmUgZm91bmQgb24gdGhlIEFSTSB3ZWJzaXRlIFsxXS4KPj4K Pj4gRm9yIGEgYnJpZWYgc3VtbWFyeSwgdGhlIElPUlQgY2FuIGJlIHVzZWQgdG8gZGlzY292ZXIg dGhlIFNNTVVzIHByZXNlbnQgb24KPj4gdGhlIHBsYXRmb3JtIGFuZCBmaW5kIGZvciBhIGdpdmVu IGRldmljZSB0aGUgSUQgdG8gY29uZmlndXJlIGNvbXBvbmVudHMgc3VjaAo+PiBhcyBJVFMgKERl dmljZUlEKSBhbmQgU01NVSAoU3RyZWFtSUQpLgo+Pgo+PiBUaGUgYXBwZW5kaXggQSBpbiB0aGUg c3BlY2lmaWNhdGlvbiBnaXZlcyBhbiBleGFtcGxlIGhvdyBEZXZpY2VJRCBhbmQKPj4gU3RyZWFt SUQgY2FuIGJlIGZvdW5kLiBGb3IgaW5zdGFuY2UsIHdoZW4gYSBQQ0kgZGV2aWNlIGlzIGJvdGgg cHJvdGVjdGVkIGJ5Cj4+IGFuIFNNTVUgYW5kIE1TSS1jYXBhYmxlIHRoZSBmb2xsb3dpbmcgdHJh bnNsYXRpb24gd2lsbCBoYXBwZW46Cj4+ICAgICAgICAgUklEIC0+IFN0cmVhbUlEIC0+IERldmlj ZUlECj4+Cj4+IEN1cnJlbnRseSwgU01NVXMgYXJlIGhpZGRlbiBmcm9tIERPTTAgYmVjYXVzZSB0 aGV5IGFyZSBiZWVuIHVzZWQgYnkgWGVuIGFuZAo+PiB3ZSBkb24ndCBzdXBwb3J0IHN0YWdlLTEg U01NVS4gSWYgd2UgcGFzcyB0aGUgSU9SVCBhcyBpdCBpcywgRE9NMCB3aWxsIHRyeQo+PiB0byBp bml0aWFsaXplIFNNTVUgYW5kIGNyYXNoLgo+Pgo+PiBJIGZpcnN0IHRob3VnaHQgYWJvdXQgdXNp bmcgYSBYZW4gc3BlY2lmaWMgd2F5IChTVEFPKSBvciBleHRlbmRpbmcgYSBmbGFnIGluCj4+IElP UlQuIEJ1dCB0aGF0IGlzIG5vdCBpZGVhbC4KPj4KPj4gU28gd2Ugd291bGQgaGF2ZSB0byByZXdy aXRlIHRoZSBJT1JUIGZvciBET00wLiBHaXZlbiB0aGF0IGEgcmFuZ2Ugb2YgUklEIGNhbgo+PiBt YXBwZWQgdG8gbXVsdGlwbGUgcmFuZ2VzIG9mIERldmljZUlELCB3ZSB3b3VsZCBoYXZlIHRvIHRy YW5zbGF0ZSBSSUQgb25lIGJ5Cj4+IG9uZSB0byBmaW5kIHRoZSBhc3NvY2lhdGVkIERldmljZUlE LiBJIHRoaW5rIHRoaXMgbWF5IGVuZCB1cCB0byBjb21wbGV4IGNvZGUKPj4gYW5kIGhhdmUgYSBi aWcgSU9SVCB0YWJsZS4KPgo+IFdoeSBjYW4ndCB3ZSByZXBsYWNlIE91dHB1dCBiYXNlIG9mIElP UlQgb2YgUENJIG5vZGUgd2l0aCBTTU1VIG91dHB1dCBiYXNlPy4KPiBJIG1lYW4gc2ltaWxhciB0 byBQQ0kgbm9kZSB3aXRob3V0IFNNTVUsIHdoeSBjYW4ndCByZXBsYWNlIG91dHB1dCBiYXNlCj4g b2YgUENJIG5vZGUgd2l0aAo+IFNNTVUncyBvdXRwdXQgYmFzZT8uCgpCZWNhdXNlIEkgZG9uJ3Qg c2VlIGFueXRoaW5nIGluIHRoZSBzcGVjIHByZXZlbnRpbmcgb25lIFJDIElEIG1hcHBpbmcgdG8g CnByb2R1Y2UgbXVsdGlwbGUgU01NVSBJRCBtYXBwaW5nLiBTbyB3aGljaCBvdXRwdXQgYmFzZSB3 b3VsZCB5b3UgdXNlPwoKPgo+IFRoZSBpc3N1ZSBJIHNlZSBpcyBSSUQgaXMgWzE1OjBdIHdoZXJl IGlzIERldmljZUlEIGlzIFsxNzowXS4KPgo+Pgo+PiBIb3dldmVyLCBnaXZlbiB0aGF0IERldmlj ZUlEIHdpbGwgYmUgdXNlZCBieSBET00wIHRvIG9ubHkgY29uZmlndXJlIHRoZSBJVFMuCj4+IFdl IGhhdmUgbm8gbmVlZCB0byB1c2UgdG8gaGF2ZSB0aGUgRE9NMCBEZXZpY2VJRCBlcXVhbCB0byB0 aGUgaG9zdCBEZXZpY2VJRC4KPj4gU28gSSB0aGluayB3ZSBjb3VsZCBzaW1wbGlmeSBvdXIgbGlm ZSBieSBnZW5lcmF0aW5nIERldmljZUlEIGZvciBlYWNoIFJJRAo+PiByYW5nZS4KPgo+IElmIERP TTAgRGV2aWNlSUQgIT0gaG9zdCBEZXZpY2UgSUQsIHRoZW4gd2UgY2Fubm90IGluaXRpYWxpemUg SVRTIHVzaW5nIERPTTAKPiBJVFMgY29tbWFuZHMgKE1BUEQpLiBTbywgaXMgaXQgY29uY2x1ZGVk IHRoYXQgSVRTIGluaXRpYWxpemVzIGFsbCB0aGUgZGV2aWNlcwo+IHdpdGggcGxhdGZvcm0gc3Bl Y2lmaWMgRGV2aWNlIElEJ3MgaW4gWGVuPy4KCkluaXRpYWxpemluZyBJVFMgdXNpbmcgRE9NMCBJ VFMgY29tbWFuZCBpcyBhIHdvcmthcm91bmQgdW50aWwgd2UgZ2V0IFBDSSAKcGFzc3Rocm91Z2gg ZG9uZS4gSXQgd291bGQgc3RpbGwgYmUgcG9zc2libGUgdG8gaW1wbGVtZW50IHRoYXQgd2l0aCAK dkRldmljZUlEICE9IHBEZXZpY2VJRCBhcyBYZW4gd291bGQgbGlrZWx5IGhhdmUgdGhlIG1hcHBp bmcgYmV0d2VlbiB0aGUgCjIgRGV2aWNlSUQuCgpDaGVlcnMsCgotLSAKSnVsaWVuIEdyYWxsCgpf X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwg bWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHBzOi8vbGlzdHMueGVuLm9y Zy94ZW4tZGV2ZWwK