From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v2 02/10] xen/arm: Ignore write to GICD_ISACTIVERn registers (vgic-v2) Date: Tue, 24 Apr 2018 17:12:03 +0100 Message-ID: <62877ebd-a2c5-d3a9-18e2-4d3a91924e16@arm.com> References: <20180420122513.27292-1-mirela.simonovic@aggios.com> <20180420122513.27292-3-mirela.simonovic@aggios.com> <6e3620bf-100d-386c-86a0-93673eecf78f@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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.xenproject.org Sender: "Xen-devel" To: Mirela Simonovic Cc: "Edgar E. Iglesias" , Stefano Stabellini , Xen Devel List-Id: xen-devel@lists.xenproject.org SGkgTWlyZWxhLAoKT24gMDQvMjQvMjAxOCAxMjowMiBQTSwgTWlyZWxhIFNpbW9ub3ZpYyB3cm90 ZToKPiBIaSBKdWxpZW4sCj4gCj4gT24gTW9uLCBBcHIgMjMsIDIwMTggYXQgMToxNSBQTSwgSnVs aWVuIEdyYWxsIDxqdWxpZW4uZ3JhbGxAYXJtLmNvbT4gd3JvdGU6Cj4+IEhpIE1pcmVsYSwKPj4K Pj4KPj4gT24gMjAvMDQvMTggMTM6MjUsIE1pcmVsYSBTaW1vbm92aWMgd3JvdGU6Cj4+Pgo+Pj4g R3Vlc3RzIGF0dGVtcHQgdG8gd3JpdGUgaW50byB0aGVzZSByZWdpc3RlcnMgb24gcmVzdW1lIChm b3IgZXhhbXBsZQo+Pj4gTGludXgpLgo+Pj4gV2l0aG91dCB0aGlzIHBhdGNoIGEgZGF0YSBhYm9y dCBleGNlcHRpb24gd2lsbCBiZSByYWlzZWQgdG8gdGhlIGd1ZXN0Lgo+Pj4gVGhpcyBwYXRjaCBo YW5kbGVzIHRoZSB3cml0ZSBhY2Nlc3MgYnkgaWdub3JpbmcgaXQsIGJ1dCBvbmx5IGlmIHRoZSB2 YWx1ZQo+Pj4gdG8gYmUgd3JpdHRlbiBpcyB6ZXJvLiBUaGlzIHNob3VsZCBiZSBmaW5lIGJlY2F1 c2UgcmVhZGluZyB0aGVzZSByZWdpc3RlcnMKPj4+IGlzIGFscmVhZHkgaGFuZGxlZCBhcyAncmVh ZCBhcyB6ZXJvJy4KPj4+Cj4+PiBTaWduZWQtb2ZmLWJ5OiBNaXJlbGEgU2ltb25vdmljIDxtaXJl bGEuc2ltb25vdmljQGFnZ2lvcy5jb20+Cj4+Pgo+Pj4gLS0tCj4+PiBDQzogU3RlZmFubyBTdGFi ZWxsaW5pIDxzc3RhYmVsbGluaUBrZXJuZWwub3JnPgo+Pj4gQ0M6IEp1bGllbiBHcmFsbCA8anVs aWVuLmdyYWxsQGFybS5jb20+Cj4+PiAtLS0KPj4+IENoYW5nZXMgaW4gdjI6Cj4+PiAtIFdyaXRl IHNob3VsZCBiZSBpZ25vcmVkIG9ubHkgaWYgdGhlIHZhbHVlIHRvIGJlIHdyaXR0ZW4gaXMgemVy bwo+Pj4gICAgKGluIHYxIHRoZSB3cml0ZSB3YXMgaWdub3JlZCByZWdhcmRsZXNzIG9mIHRoZSB2 YWx1ZSkKPj4+IC0tLQo+Pj4gICAgeGVuL2FyY2gvYXJtL3ZnaWMtdjIuYyB8IDQgKysrLQo+Pj4g ICAgMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQo+Pj4KPj4+ IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vdmdpYy12Mi5jIGIveGVuL2FyY2gvYXJtL3ZnaWMt djIuYwo+Pj4gaW5kZXggNjQ2ZDFmM2QxMi4uYWZkM2U4OTg4MyAxMDA2NDQKPj4+IC0tLSBhL3hl bi9hcmNoL2FybS92Z2ljLXYyLmMKPj4+ICsrKyBiL3hlbi9hcmNoL2FybS92Z2ljLXYyLmMKPj4+ IEBAIC00ODgsNyArNDg4LDkgQEAgc3RhdGljIGludCB2Z2ljX3YyX2Rpc3RyX21taW9fd3JpdGUo c3RydWN0IHZjcHUgKnYsCj4+PiBtbWlvX2luZm9fdCAqaW5mbywKPj4+ICAgICAgICAgICAgcHJp bnRrKFhFTkxPR19HX0VSUgo+Pj4gICAgICAgICAgICAgICAgICAgIiVwdjogdkdJQ0Q6IHVuaGFu ZGxlZCB3b3JkIHdyaXRlICUjIlBSSXJlZ2lzdGVyIiB0bwo+Pj4gSVNBQ1RJVkVSJWRcbiIsCj4+ PiAgICAgICAgICAgICAgICAgICB2LCByLCBnaWNkX3JlZyAtIEdJQ0RfSVNBQ1RJVkVSKTsKPj4+ IC0gICAgICAgIHJldHVybiAwOwo+Pj4gKyAgICAgICAgaWYgKCByICE9IDAgKQo+Pj4gKyAgICAg ICAgICAgIHJldHVybiAwOwo+Pgo+Pgo+PiBJdCB3b3VsZCBiZSBiZXR0ZXIgdG8gbW92ZSB0aGUg Y2hlY2sgYmVmb3JlIHRoZSBwcmludGsuIFNvIGEgd2FybmluZyBpcwo+PiBhdm9pZGVkIHdoZW4g dGhlIGd1ZXN0IGlzIHdyaXRpbmcgMC4KPj4KPiAKPiBJZiB3ZSB3YW50IHRvIGF2b2lkIHByaW50 aW5nIGEgd2FybmluZyB3aGVuIHRoZSBndWVzdCBpcyB3cml0aW5nIDAKPiB0aGVuIHRoZSBwcmlu dGsgbmVlZHMgdG8gYmUgbW92ZWQgd2l0aGluIHRoZSBjaGVjay4gSSBndWVzcyB0aGlzIGlzCj4g d2hhdCB5b3UgbWVhbnQ6Cj4gICAgICAgICAgaWYgKCByICE9IDAgKQo+ICAgICAgICAgIHsKPiAg ICAgICAgICAgICAgcHJpbnRrKFhFTkxPR19HX0VSUgo+ICAgICAgICAgICAgICAiJXB2OiB2R0lD RDogdW5oYW5kbGVkIHdvcmQgd3JpdGUgJSMiUFJJcmVnaXN0ZXIiIHRvIElTQUNUSVZFUiVkXG4i LAo+ICAgICAgICAgICAgICB2LCByLCBnaWNkX3JlZyAtIEdJQ0RfSVNBQ1RJVkVSKTsKPiAgICAg ICAgICAgICAgcmV0dXJuIDA7Cj4gICAgICAgICAgfQo+ICAgICAgICAgIGdvdG8gd3JpdGVfaWdu b3JlXzMyOwoKRWl0aGVyIHRoYXQgb3I6CgppZiAoIHIgPT0gMCApCiAgIGdvdG8gd3JpdGVfaWdu b3JlXzMyOwoKU28geW91IGRvbid0IG5lZWQgdG8gcmV3b3JrIHRoZSBjb2RlIHRvbyBtdWNoLiBC b3RoIHdvdWxkIHByb2JhYmx5IHdhbnQgCnNvbWUgY29tbWVudCBpbiB0aGUgY29kZS4KCj4gCj4g UGxlYXNlIG5vdGUgdGhhdCBpbiB0aGUgb3JpZ2luYWwgcGF0Y2ggd2hlcmUgSSBpZ25vcmVkIHRo ZSB3cml0ZQo+IHJlZ2FyZGxlc3Mgb2YgdGhlIHZhbHVlIEkganVzdCBmb2xsb3dlZCBob3cgaXQg aXMgYWxyZWFkeSBkb25lIGZvcgo+IEdJQ0RfSUNBQ1RJVkVSLgo+IEZvciBleGlzdGluZyBHSUNE X0lDQUNUSVZFUiBjYXNlIHRoZXJlIGlzIG5vIGNoZWNrIGZvciB0aGUgdmFsdWUgdG8gYmUKPiB3 cml0dGVuIGFuZCB0aGVyZSBpcyBhIHdhcm5pbmcgcHJpbnRlZC4KPiAKPiBOb3QgY2hlY2tpbmcg dGhlIHZhbHVlIHNlZW1zIGZpbmUgdG8gbWUgYnV0IHdoeSBpcyB0aGVuIGEgd2FybmluZwo+IHBy aW50ZWQ/IFNob3VsZCB3ZSBzdXBwcmVzcyB0aGF0IHByaW50IGFzIHdlbGw/CgpUaGUgd2F5IGl0 IGlzIGRvbmUgaW4gSUNBQ1RJVkVSIGlzIHJlYWxseSBmcmFnaWxlLiBUaGUgZ3Vlc3QgbWF5IHRo aW5rIAp0aGUgYWN0aXZlIGJpdCBvZiB0aGUgaW50ZXJydXB0IHdhcyBjbGVhcmVkIGJ1dCB0aGlz IGlzIG5vdCB0aGUgY2FzZS4KCkl0IGlzIG5vdCBlYXN5IHRvIGNoZWNrIGlmIHRoZSBhY3RpdmUg Yml0IGlzIHNldCBpbiB0aGUgY3VycmVudCB2R0lDIAooc2hvdWxkIGJlIGJldHRlciBpbiB0aGUg bmV3IHZHSUMpLiBTbyBpdCB3YXMgZGVjaWRlZCB0byBqdXN0IGlnbm9yZSBpdCAKdG8gbWFrZSBM aW51eCBoYXBweS4gVGhlIHdhcm5pbmcgaXMgaGVyZSB0byB0ZWxsIHRoZSB1c2VyIHRoYXQgc29t ZSBtYXkgCm5vdCB3b3JrIGFzIGV4cGVjdGVkLgoKUmVnYXJkaW5nIHRoZSBJU0FDVElWRVIsIHlv dSBrbm93IHRoYXQgaWYgdGhlIHVzZXIgd3JpdGUgMCBub25lIG9mIHRoZSAKYWN0aXZlIHN0YXRl IG9mIHRoZSBpbnRlcnJ1cHRzIHdpbGwgYmUgY2hhbmdlZC4gU28gaXQgaXMgZmluZSB0byBhdm9p ZCAKcHJpbnRpbmcgdGhlIHdhcm5pbmcuIEhvd2V2ZXIsIGlmIHRoZXJlIGFyZSBvbmUgYml0IHNl dCB0aGVuIHlvdSByZWFsbHkgCndhbnQgdG8gd2FybiB0aGUgdXNlciBhcyB0aGUgaHlwZXJ2aXNv ciB3aWxsIG5vdCBwcm9iYWJseSBoYW5kbGUgaXQuCgpTbyB3ZSB3YW50IHRvIGtlZXAgdGhlIHdh cm5pbmcgaW4gYm90aCBjYXNlLgoKQ2hlZXJzLAoKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcg bGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9q ZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA==