From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?Um9nZXIgUGF1IE1vbm7DqQ==?= Subject: Re: [Draft A] Boot ABI for HVM guests without a device-model Date: Wed, 10 Jun 2015 16:53:23 +0200 Message-ID: <55784F63.4080801@citrix.com> References: <55782EB8.1060708@citrix.com> <55785480020000780008312B@mail.emea.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail6.bemta3.messagelabs.com ([195.245.230.39]) by lists.xen.org with esmtp (Exim 4.72) (envelope-from ) id 1Z2hNk-0001U3-Jh for xen-devel@lists.xenproject.org; Wed, 10 Jun 2015 14:53:32 +0000 In-Reply-To: <55785480020000780008312B@mail.emea.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Jan Beulich Cc: Elena Ufimtseva , Ian Campbell , Stefano Stabellini , Andrew Cooper , Tim Deegan , xen-devel , Boris Ostrovsky List-Id: xen-devel@lists.xenproject.org RWwgMTAvMDYvMTUgYSBsZXMgMTUuMTUsIEphbiBCZXVsaWNoIGhhIGVzY3JpdDoKPj4+PiBPbiAx MC4wNi4xNSBhdCAxNDozNCwgPHJvZ2VyLnBhdUBjaXRyaXguY29tPiB3cm90ZToKPj4gICogWEVO X0VMRk5PVEVfUEFERFJfT0ZGU0VUOiB0aGUgb2Zmc2V0IG9mIHRoZSBFTEYgcGFkZHIgZmllbGQg ZnJvbSB0aGUKPj4gICAgYWN0dWFsIHJlcXVpcmVkIHBoeXNpY2FsIGFkZHJlc3MuCj4gCj4gV2h5 IHdvdWxkIHRoYXQgYmUgbmVlZGVkPyBJLmUuIHdoeSB3b3VsZCB0aGVyZSBldmVyIGJlIGFuIG9m ZnNldD8KCkZvciBleGFtcGxlIGEgRnJlZUJTRCBrZXJuZWwgaGFzIHRoZSBmb2xsb3dpbmcgcHJv Z3JhbSBoZWFkZXJzOgoKUHJvZ3JhbSBIZWFkZXJzOgogIFR5cGUgICAgICAgICAgIE9mZnNldCAg ICAgICAgICAgICBWaXJ0QWRkciAgICAgICAgICAgUGh5c0FkZHIKICAgICAgICAgICAgICAgICBG aWxlU2l6ICAgICAgICAgICAgTWVtU2l6ICAgICAgICAgICAgICBGbGFncyAgQWxpZ24KICBQSERS ICAgICAgICAgICAweDAwMDAwMDAwMDAwMDAwNDAgMHhmZmZmZmZmZjgwMjAwMDQwIDB4ZmZmZmZm ZmY4MDIwMDA0MAogICAgICAgICAgICAgICAgIDB4MDAwMDAwMDAwMDAwMDE1MCAweDAwMDAwMDAw MDAwMDAxNTAgIFIgRSAgICA4CiAgSU5URVJQICAgICAgICAgMHgwMDAwMDAwMDAwMDAwMTkwIDB4 ZmZmZmZmZmY4MDIwMDE5MCAweGZmZmZmZmZmODAyMDAxOTAKICAgICAgICAgICAgICAgICAweDAw MDAwMDAwMDAwMDAwMGQgMHgwMDAwMDAwMDAwMDAwMDBkICBSICAgICAgMQogICAgICBbUmVxdWVz dGluZyBwcm9ncmFtIGludGVycHJldGVyOiAvcmVkL2hlcnJpbmddCiAgTE9BRCAgICAgICAgICAg MHgwMDAwMDAwMDAwMDAwMDAwIDB4ZmZmZmZmZmY4MDIwMDAwMCAweGZmZmZmZmZmODAyMDAwMDAK ICAgICAgICAgICAgICAgICAweDAwMDAwMDAwMDEwNTViMzAgMHgwMDAwMDAwMDAxMDU1YjMwICBS IEUgICAgMjAwMDAwCiAgTE9BRCAgICAgICAgICAgMHgwMDAwMDAwMDAxMDU1YjMwIDB4ZmZmZmZm ZmY4MTQ1NWIzMCAweGZmZmZmZmZmODE0NTViMzAKICAgICAgICAgICAgICAgICAweDAwMDAwMDAw MDAxMzVjODggMHgwMDAwMDAwMDAwNTMyMzQ4ICBSVyAgICAgMjAwMDAwCiAgRFlOQU1JQyAgICAg ICAgMHgwMDAwMDAwMDAxMDU1YjMwIDB4ZmZmZmZmZmY4MTQ1NWIzMCAweGZmZmZmZmZmODE0NTVi MzAKICAgICAgICAgICAgICAgICAweDAwMDAwMDAwMDAwMDAwZDAgMHgwMDAwMDAwMDAwMDAwMGQw ICBSVyAgICAgOAogIEdOVV9TVEFDSyAgICAgIDB4MDAwMDAwMDAwMDAwMDAwMCAweDAwMDAwMDAw MDAwMDAwMDAgMHgwMDAwMDAwMDAwMDAwMDAwCiAgICAgICAgICAgICAgICAgMHgwMDAwMDAwMDAw MDAwMDAwIDB4MDAwMDAwMDAwMDAwMDAwMCAgUldFICAgIDgKCkkgdGhvdWdodCB0aGUgbG9hZGVy IG5lZWRzIFhFTl9FTEZOT1RFX1BBRERSX09GRlNFVCBpbiBvcmRlciB0byBmaWd1cmUgCm91dCB0 aGUgcGh5c2ljYWwgYWRkcmVzcyB3ZXJlIGl0IGhhcyB0byBsb2FkIHRoZSBrZXJuZWwgYnkgdXNp bmcgClBoeXNBZGRyIC0gWEVOX0VMRk5PVEVfUEFERFJfT0ZGU0VULCBidXQgbWF5YmUgdGhhdCdz IG5vdCB0aGUgY2FzZS4gCk1heWJlIEkgY2FuIGFsc28gZml4IHRoZSBGcmVlQlNEIGtlcm5lbCBp biBvcmRlciB0byBoYXZlIHRoZSByaWdodCAKUGh5c0FkZHIsIGJ1dCBJJ20gbm90IHN1cmUgaWYg dGhhdCdzIGdvaW5nIHRvIHNjcmV3IG5hdGl2ZSBsb2FkaW5nLgoKPiAKPj4gICogWEVOX0VMRk5P VEVfUEFERFJfRU5UUlk6IHRoZSAzMmJpdCBlbnRyeSBwb2ludCBpbnRvIHRoZSBrZXJuZWwuCj4+ ICAqIFhFTl9FTEZOT1RFX0ZFQVRVUkVTOiBmZWF0dXJlcyByZXF1aXJlZCBieSB0aGUgZ3Vlc3Qg a2VybmVsIGluIG9yZGVyCj4+ICAgIHRvIHJ1bi4KPj4KPj4gVGhlIHByZXNlbmNlIG9mIHRoZSBY RU5fRUxGTk9URV9QQUREUl9FTlRSWSBub3RlIGluZGljYXRlcyB0aGF0IHRoZSAKPj4ga2VybmVs IHN1cHBvcnRzIHRoZSBib290IEFCSSBkZXNjcmliZWQgaW4gdGhpcyBkb2N1bWVudC4KPj4KPj4g VGhlIGRvbWFpbiBidWlsZGVyIHdpbGwgbG9hZCB0aGUga2VybmVsIGludG8gdGhlIGd1ZXN0IG1l bW9yeSBzcGFjZSBhbmQgCj4+IGp1bXAgaW50byB0aGUgZW50cnkgcG9pbnQgZGVmaW5lZCBhdCBY RU5fRUxGTk9URV9QQUREUl9FTlRSWSB3aXRoIHRoZSAKPj4gZm9sbG93aW5nIG1hY2hpbmUgc3Rh dGU6Cj4+Cj4+ICAqIGVzaTogY29udGFpbnMgdGhlIHBoeXNpY2FsIG1lbW9yeSBhZGRyZXNzIHdl cmUgdGhlIGxvYWRlciBoYXMgcGxhY2VkCj4+ICAgIHRoZSBzdGFydF9pbmZvIHBhZ2UuCj4+Cj4+ ICAqIGVheDogY29udGFpbnMgdGhlIG1hZ2ljIHZhbHVlIDB4RkY2QkMxRTIuCj4gCj4gT24gd2hh dCBiYXNpcyB3YXMgdGhpcyB2YWx1ZSBjaG9zZW4/CgpJdCdzIGEgY29tcGxldGVseSByYW5kb20g dmFsdWUuCgo+IEZvciBteSB0YXN0ZSwgaXQncyBnZXR0aW5nIHRvbwo+IGNsb3NlIHRvIHNvbWV0 aGluZyB0aGF0IGNvdWxkIGJlIGEgbGVnaXRpbWF0ZSAzMi1iaXQga2VybmVsIHBvaW50ZXIKPiAo YWdyZWVkLCBhbGwgdmFsdWVzIGNvdWxkIGJlIHZhbGlkIHBvaW50ZXJzIGluIDMyLWJpdCBPU2Vz LCBidXQgd2l0aAo+IE9TZXMgdGVuZGluZyB0byBwbGFjZSB0aGVtc2VsdmVzIGhpZ2ggaW4gbWVt b3J5LCBhIHZhbHVlIG51bWVyaWNhbGx5Cj4gY2xvc2VyIHRvIHdoYXQgbXVsdGlib290MSB1c2Vz IHdvdWxkIHNlZW0gbW9yZSBkZXNpcmFibGUpLgoKSSBkb24ndCBoYXZlIGFueSBzdHJvbmcgb3Bp bmlvbnMgaGVyZSwgZG9lcyB0aGUgZm9sbG93aW5nIHNlZW0gbW9yZSAKc3VpdGFibGU6CgoweDMz NmVjNTc4ICgieEVuMyIgd2l0aCB0aGUgMHg4MCBiaXQgb2YgdGhlICJFIiBzZXQpCgooZnJvbSB4 Y19kb21fYmlubG9hZGVyLmMpCgpPciB3ZSBjYW4gZm9sbG93IG11bHRpYm9vdDEgYW5kIHVzZToK CjB4M0JBREIwMDIKCihub3RlIHRoZSAzIGluc3RlYWQgb2YgdGhlIDIpLgoKPiAKPj4gICogY3Iw OiBiaXQgMzEgKFBHKSBtdXN0IGJlIGNsZWFyZWQuIEJpdCAwIChQRSkgbXVzdCBiZSBzZXQuIE90 aGVyIGJpdHMKPj4gICAgYXJlIGFsbCB1bmRlZmluZWQuIAo+IAo+IEkgc2VlIHRoYXQgZ3J1YjEg ZG9jdW1lbnRhdGlvbiBzYXlzIHNvLCBidXQgSSBkb3VidCB0aGlzIGlzIHJlYWxpc3RpYwo+IChl dmVuIGxlc3Mgc28gZm9yIGNyNCBiaXRzKTogU29tZSBvZiB0aGUgYml0cyAoaW5jbHVkaW5nIG9u ZXMgbm90Cj4gY3VycmVudGx5IGRlZmluZWQpIG1heSBoYXZlIGEgbWVhbmluZyBldmVuIGluIG5v bi1wYWdlZCBwcm90ZWN0ZWQKPiBtb2RlLCBhbmQgdGhlIGVudmlyb25tZW50IHNob3VsZCBiZSBh cyBjb21wbGV0ZWx5IGRlZmluZWQgYXMgcG9zc2libGUuCj4gSS5lLiBJIHRoaW5rIG1vc3Qgb3Ro ZXIgYml0cyBzaG91bGQgYmUgZGVmaW5lZCB0byBiZSB6ZXJvIHVwb24gaGFuZG9mZi4KPiAKPj4g ICogY3M6IG11c3QgYmUgYSAzMi1iaXQgcmVhZC9leGVjdXRlIGNvZGUgc2VnbWVudCB3aXRoIGFu IG9mZnNldCBvZiDigJgw4oCZCj4+ICAgIGFuZCBhIGxpbWl0IG9mIOKAmDB4RkZGRkZGRkbigJku IFRoZSBleGFjdCB2YWx1ZSBpcyB1bmRlZmluZWQuCj4gCj4gSSBndWVzcyAiZXhhY3QgdmFsdWUi IHJlYWxseSBtZWFucyAic2VsZWN0b3IgdmFsdWUiLgoKSSB0aGluayBzbywgaXQncyBhIGxpdGVy YWwgY29weSBmcm9tIHRoZSBtdWx0aWJvb3QxIHNwZWMuCgo+IAo+PiAgKiBkcywgZXMsIGZzLCBn cywgc3M6IG11c3QgYmUgYSAzMi1iaXQgcmVhZC93cml0ZSBkYXRhIHNlZ21lbnQgd2l0aCBhbgo+ PiAgICBvZmZzZXQgb2Yg4oCYMOKAmSBhbmQgYSBsaW1pdCBvZiDigJgweEZGRkZGRkZG4oCZLiBU aGUgZXhhY3QgdmFsdWVzIGFyZSBhbGwKPj4gICAgdW5kZWZpbmVkLiAKPiAKPiBTYW1lIGhlcmUs IHBsdXMgSSBkb24ndCB0aGluayBmcyBhbmQgZ3Mgc2hvdWxkIGJlIGRlZmluZWQgdG8gaGF2ZSBh bnkKPiBwYXJ0aWN1bGFyIHZhbHVlLCBiYXNlLCBsaW1pdCwgb3IgYXR0cmlidXRlcyAoc3VjaCB0 aGF0IGhhbmRpbmcgb2ZmIHdpdGgKPiB0aGVtIGhvbGRpbmcgbnVsIHNlbGVjdG9ycyB3b3VsZCBi ZWNvbWUgYWNjZXB0YWJsZSkuCgpUaGlzIGlzIGFsc28gY29waWVkIGZyb20gdGhlIG11bHRpYm9v dDEgc3BlYy4gSSBkb24ndCBoYXZlIGFueSBpc3N1ZSAKd2l0aCBsZWF2aW5nIGZzIGFuZCBncyB1 bmRlZmluZWQuCgo+IAo+PiAgKiBlZmxhZ3M6IGJpdCAxNyAoVk0pIG11c3QgYmUgY2xlYXJlZC4g Qml0IDkgKElGKSBtdXN0IGJlIGNsZWFyZWQuIAo+PiAgICBPdGhlciBiaXRzIGFyZSBhbGwgdW5k ZWZpbmVkLgo+Pgo+PiAgKiBBMjAgZ2F0ZTogbXVzdCBiZSBlbmFibGVkLgo+IAo+IFRoaXMgaXMg aXJyZWxldmFudCBvbiBvdGhlciB0aGFuIHBoeXNpY2FsIG1hY2hpbmVzLgoKSSBoYWQgbXkgZG91 YnRzIG9uIHRoaXMgb25lLCBnbGFkIHRvIGtub3cgaXQncyBub3QgcmVsZXZhbnQuCgo+PiBDb21t ZW50cyBmb3IgZnVydGhlciBkaXNjdXNzaW9uOgo+Pgo+PiBEbyB3ZSB3YW50IHRvIGtlZXAgdXNp bmcgdGhlIHN0YXJ0X2luZm8gcGFnZT8gTW9zdCBvZiB0aGUgZmllbGRzIHRoZXJlIAo+PiBhcmUg bm90IHJlbGV2YW50IGZvciBhdXRvLXRyYW5zbGF0ZWQgZ3Vlc3RzLCBidXQgd2l0aG91dCBpdCB3 ZSBoYXZlIHRvIAo+PiBmaWd1cmUgb3V0IGhvdyB0byBwYXNzIHRoZSBmb2xsb3dpbmcgaW5mb3Jt YXRpb24gdG8gdGhlIGd1ZXN0Ogo+Pgo+PiAgLSBGbGFnczogU0lGX3h4eCBmbGFncywgdGhpcyBj b3VsZCBwcm9iYWJseSBiZSBkb25lIHdpdGggY3B1aWQgaW5zdGVhZC4KPj4gIC0gY21kX2xpbmU6 ID8KPj4gIC0gY29uc29sZSBtZm46ID8KPj4gIC0gY29uc29sZSBldnRjaG46ID8KPj4gIC0gY29u c29sZV9pbmZvIGFkZHJlc3M6ID8KPiAKPiBZZWFoLCBzZXR0bGluZyBvbiBpZGVhbGx5IGEgcmVh c29uYWJseSBhcmNoLWluZGVwZW5kZW50IG1lY2hhbmlzbQo+IHRoYXQgZG9lc24ndCBwbGFjZSB1 bmR1ZSBjb25zdHJhaW50cyBvbiBmdXR1cmUgcG9ydHMgd291bGQgYmUgbmljZS4KPiBBbmQgY29u c2lkZXJpbmcgYSBoeXBvdGhldGljYWwgdmFyaWFudCBvZiB4ODYgWGVuIG5vdCBzdXBwb3J0aW5n IFBWCj4gZ3Vlc3RzIGFueW1vcmUsIHRoaXMgd291bGQgbm8gbG9uZ2VyIGRlZmluZSBYRU5fSEFW RV9QVl9HVUVTVF9FTlRSWQo+IGFuZCBoZW5jZSBubyBsb25nZXIgaGF2ZSBhIHN0cnVjdCBzdGFy dF9pbmZvLiBTbyBmcm9tIGEgcHVyaXN0aWMgcG92Cj4gdGhlIGluZm9ybWF0aW9uIHNob3VsZCBp bmRlZWQgYmUgY29udmV5ZWQgYW5vdGhlciB3YXkuCgpXaGF0IGFib3V0IHRoZSBmb2xsb3dpbmcg bGF5b3V0OgoKc3RydWN0IGh2bV9zdGFydF9pbmZvIHsKICAgIC8qIFRIRSBGT0xMT1dJTkcgQVJF IEZJTExFRCBJTiBCT1RIIE9OIElOSVRJQUwgQk9PVCBBTkQgT04gUkVTVU1FLiAgICAqLwogICAg Y2hhciBtYWdpY1szMl07ICAgICAgICAgICAgIC8qICJ4ZW4tPHZlcnNpb24+LTxwbGF0Zm9ybT4i LiAgICAgICAgICAgICovCiAgICB1bmlvbiB7CiAgICAgICAgc3RydWN0IHsKICAgICAgICAgICAg eGVuX3Bmbl90IGNvbnNvbGVfcGFkZHI7ICAgIC8qIFBoeXNpY2FsIGFkZHJlc3Mgb2YgY29uc29s ZSBwYWdlLiAgICovCiAgICAgICAgICAgIHVpbnQzMl90ICBjb25zb2xlX2V2dGNobjsgICAvKiBF dmVudCBjaGFubmVsIGZvciBjb25zb2xlIHBhZ2UuICAgICAqLwogICAgICAgIH0gZG9tVTsKICAg ICAgICBzdHJ1Y3QgewogICAgICAgICAgICB1aW50MzJfdCBpbmZvX29mZjsgIC8qIE9mZnNldCBv ZiBjb25zb2xlX2luZm8gc3RydWN0LiAgICAgICAgICovCiAgICAgICAgICAgIHVpbnQzMl90IGlu Zm9fc2l6ZTsgLyogU2l6ZSBvZiBjb25zb2xlX2luZm8gc3RydWN0IGZyb20gc3RhcnQuKi8KICAg ICAgICB9IGRvbTA7CiAgICB9IGNvbnNvbGU7CiAgICB1bnNpZ25lZCBsb25nIG1vZF9zdGFydDsg ICAgLyogUGh5c2ljYWwgYWRkcmVzcyBvZiBwcmUtbG9hZGVkIG1vZHVsZSAgKi8KICAgIHVuc2ln bmVkIGxvbmcgbW9kX2xlbjsgICAgICAvKiBTaXplIChieXRlcykgb2YgcHJlLWxvYWRlZCBtb2R1 bGUuICAgICAqLwojZGVmaW5lIE1BWF9HVUVTVF9DTURMSU5FIDEwMjQKICAgIGludDhfdCBjbWRf bGluZVtNQVhfR1VFU1RfQ01ETElORV07Cn07CgpXZSBjYW4gZXZlbiBleHBhbmQgTUFYX0dVRVNU X0NNRExJTkUgaWYgbmVlZGVkLgoKUm9nZXIuCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhlbi1kZXZlbEBsaXN0 cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=