From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: Re: [PATCH v2 10/15] xen/arm: Detect silicon revision and set cap bits accordingly Date: Wed, 1 Jun 2016 13:47:27 +0100 Message-ID: <574ED95F.8010105@arm.com> References: <1464013052-32587-1-git-send-email-julien.grall@arm.com> <1464013052-32587-11-git-send-email-julien.grall@arm.com> <10a739c4-446f-0d4a-120e-1650993f0cd5@arm.com> <574D6918.9030604@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" 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: Stefano Stabellini Cc: andre.przywara@arm.com, wei.chen@linaro.org, wei.liu2@citrix.com, steve.capper@arm.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org SGkgU3RlZmFubywKCk9uIDAxLzA2LzE2IDEwOjQ2LCBTdGVmYW5vIFN0YWJlbGxpbmkgd3JvdGU6 Cj4gT24gVHVlLCAzMSBNYXkgMjAxNiwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+Pj4+Pj4gK2lzX2Fm ZmVjdGVkX21pZHJfcmFuZ2UoY29uc3Qgc3RydWN0IGFybV9jcHVfY2FwYWJpbGl0aWVzICplbnRy eSkKPj4+Pj4+ICt7Cj4+Pj4+PiArICAgIHJldHVybiBNSURSX0lTX0NQVV9NT0RFTF9SQU5HRShi b290X2NwdV9kYXRhLm1pZHIuYml0cywKPj4+Pj4+IGVudHJ5LT5taWRyX21vZGVsLAo+Pj4+Pj4g KyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgZW50cnktPm1pZHJfcmFuZ2VfbWlu LAo+Pj4+Pj4gKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgZW50cnktPm1pZHJf cmFuZ2VfbWF4KTsKPj4+Pj4+ICt9Cj4+Pj4+PiArCj4+Pj4+PiArc3RhdGljIGNvbnN0IHN0cnVj dCBhcm1fY3B1X2NhcGFiaWxpdGllcyBhcm1fZXJyYXRhW10gPSB7Cj4+Pj4+PiArICAgIHt9LAo+ Pj4+Pj4gK307Cj4+Pj4+PiArCj4+Pj4+PiArdm9pZCBjaGVja19sb2NhbF9jcHVfZXJyYXRhKHZv aWQpCj4+Pj4+PiArewo+Pj4+Pj4gKyAgICB1cGRhdGVfY3B1X2NhcGFiaWxpdGllcyhhcm1fZXJy YXRhLCAiZW5hYmxlZCB3b3JrYXJvdW5kIGZvciIpOwo+Pj4+Pj4gK30KPj4+Pj4KPj4+Pj4gdXBk YXRlX2NwdV9jYXBhYmlsaXRpZXMgc2hvdWxkIGFjdHVhbGx5IGJlIGNhbGxlZCBvbiBhcm02NCBv bmx5LCByaWdodD8KPj4+Pj4gR2l2ZW4gdGhhdCBydW50aW1lIHBhdGNoaW5nIGlzIHVuaW1wbGVt ZW50ZWQgb24gYXJtMzIuIEkgd291bGRuJ3Qgd2FudAo+Pj4+PiB0byByZWx5IG9uIHRoZSBmYWN0 IHRoYXQgd2UgZG9uJ3QgaGF2ZSBhbnkgYXJtMzIgd29ya2Fyb3VuZHMgYXQgdGhlCj4+Pj4+IG1v bWVudC4KPj4+Pgo+Pj4+IFdoaWxzdCBydW50aW1lIHBhdGNoaW5nIGlzIG1ha2luZyB1c2Ugb2Yg dGhlIGNwdSBmZWF0dXJlcywgbm90IGFsbCB0aGUKPj4+PiBmZWF0dXJlcyAob3IgZXJyYXR1bSkg bWF5IHJlcXVpcmUgcnVudGltZSBwYXRjaGluZy4KPj4+Pgo+Pj4+IFNvIEkgZGVsaWJlcmF0ZWx5 IGtlZXAgdGhpcyBjb2RlIGVuYWJsZWQgb24gQVJNMzIuCj4+Pgo+Pj4gQWxsIHJpZ2h0LiBCdXQg dGhlbiB3aGF0IGlzIHN0b3BwaW5nIHBlb3BsZSBmcm9tIHJlYWRpbmcKPj4+IGRvY3MvbWlzYy9h cm0vc2lsaWNvbi1lcnJhdGEudHh0IGFuZCB0cnlpbmcgdG8gdXNlIGl0IG9uIGFybTMyPwo+Pgo+ PiBzaWxpY29uLWVycmF0YSBkb2VzIG5vdCBhbHdheXMgbWVhbiBydW50aW1lIHBhdGNoaW5nLiBJ dCBpcyBwb3NzaWJsZSB0bwo+PiB3b3JrYXJvdW5kIGluIGEgZGlmZmVyZW50IHdheSAoc2VlIGZv ciBpbnN0YW5jZSAjODM0MjIwIG9yICM4NTI1MjMpIG9yIGNoZWNrIGEKPj4gZmxhZyBiZWNhdXNl IGl0IGlzIG5vdCBpbiBob3QgcGF0aCAoc3VjaCBhcyBlcnJhdHVtIGR1cmluZyB0aGUKPj4gaW5p dGlhbGl6YXRpb24pLgo+Cj4gRmFpciBlbm91Z2guIENhbiB3ZSBhdCBsZWFzdCBhZGQgYSBsaW5l IHRvIHRoZSBkb2MgdG8gZXhwbGFpbiB0aGF0Cj4gcnVudGltZSBwYXRjaGluZyBpcyBsZWZ0IHVu aW1wbGVtZW50ZWQgb24gYXJtMzI/CgpJIGNhbiBkbyB0aGF0LgoKPgo+Cj4+Pj4+PiBkaWZmIC0t Z2l0IGEveGVuL2FyY2gvYXJtL2NwdWZlYXR1cmUuYyBiL3hlbi9hcmNoL2FybS9jcHVmZWF0dXJl LmMKPj4+Pj4+IGluZGV4IDdhMWI1NmIuLjA4ODYyNWIgMTAwNjQ0Cj4+Pj4+PiAtLS0gYS94ZW4v YXJjaC9hcm0vY3B1ZmVhdHVyZS5jCj4+Pj4+PiArKysgYi94ZW4vYXJjaC9hcm0vY3B1ZmVhdHVy ZS5jCj4+Pj4+PiBAQCAtMjQsNiArMjQsMjIgQEAKPj4+Pj4+Cj4+Pj4+PiAgICBERUNMQVJFX0JJ VE1BUChjcHVfaHdjYXBzLCBBUk1fTkNBUFMpOwo+Pj4+Pj4KPj4+Pj4+ICt2b2lkIHVwZGF0ZV9j cHVfY2FwYWJpbGl0aWVzKGNvbnN0IHN0cnVjdCBhcm1fY3B1X2NhcGFiaWxpdGllcyAqY2FwcywK Pj4+Pj4+ICsgICAgICAgICAgICAgICAgICAgICAgICAgICAgIGNvbnN0IGNoYXIgKmluZm8pCj4+ Pj4+Cj4+Pj4+IFRoZSBpbmZvIHBhcmFtZXRlciBpcyB1bm5lY2Vzc2FyeS4KPj4+Pgo+Pj4+IEl0 IGlzIHVzZWQgaW4gdGhlIHByaW50ayBiZWxvdzoKPj4+Pgo+Pj4+IHByaW50ayhYRU5MT0dfSU5G TyAiJXM6ICVzXG4iLCBpbmZvLCBjYXBzW2ldLmRlc2MpOwo+Pj4KPj4+IEkga25vdy4gQ291bGRu J3QgeW91IGp1c3Qgd3JpdGUgdGhlIG1lc3NhZ2UgZGlyZWN0bHkgYmVsb3c/IEl0IGRvZXNuJ3QK Pj4+IGxvb2sgbGlrZSB0aGF0IHBhc3NpbmcgYXJvdW5kIHRoYXQgc3RyaW5nIGlzIGFkZGluZyBt dWNoIHZhbHVlIHRvIHRoZQo+Pj4gY29kZS4KPj4KPj4gQmVjYXVzZSB3ZSB3aWxsIGdhaW4gc29v biBzdXBwb3J0IG9mIEFSTXY4LjEgZmVhdHVyZXMgd2hpY2ggd2lsbCB1c2UgdGhlIHNhbWUKPj4g ZnVuY3Rpb24gdG8gdXBkYXRlIHRoZSBjYXBhYmlsaXRpZXMuCj4KPiBJbiB0aGF0IGNhc2UgSSdk IHNheSBtYWtlIHRoaXMgcGF0Y2ggc2FuZSwgdGhlbiBhZGQgYSBwYXJhbXRlciB3aGVuCj4gQVJN djguMSBmZWF0dXJlcyBhcmUgaW50cm9kdWNlZC4KCkkgYW0gbm90IGluIGZhdm9yIG9mIHRoYXQu IGNwdWZlYXR1cmUuYyBpcyBzdXBwb3NlZCB0byBiZSBhbiBhYnN0cmFjdGlvbiAKdG8gYmUgdXNl ZCBieSBib3RoIHRoZSBmZWF0dXJlcyBmcmFtZXdvcmsgYW5kIHRoZSBlcnJhdGEgZnJhbWV3b3Jr LgoKSXQgc291bmRzIHdlaXJkIHRvIGhhdmUgYSBtZXNzYWdlICJlcnJhdGE6IiBpbiBhIGZpbGUg Y3B1ZmVhdHVyZS5jLgoKUmVnYXJkcywKLS0gCkp1bGllbiBHcmFsbAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApY ZW4tZGV2ZWxAbGlzdHMueGVuLm9yZwpodHRwOi8vbGlzdHMueGVuLm9yZy94ZW4tZGV2ZWwK