From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefano Stabellini Subject: Re: [PATCH RFC 09/15] xen/arm: refactor construct_dom0 Date: Thu, 5 Jul 2018 13:55:47 -0700 (PDT) Message-ID: References: <1528928118-14960-9-git-send-email-sstabellini@kernel.org> <451e6885-58a0-3bcc-4589-7b9d64476bd9@arm.com> <998426f2-cafc-e201-48db-a5d5dbf4b994@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <998426f2-cafc-e201-48db-a5d5dbf4b994@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: Julien Grall Cc: artem_mygaiev@epam.com, Stefano Stabellini , Stefano Stabellini , andrii_anisov@epam.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org T24gRnJpLCAxNSBKdW4gMjAxOCwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+IEhpIFN0ZWZhbm8sCj4g Cj4gT24gMDYvMTUvMjAxOCAxMjozNSBBTSwgU3RlZmFubyBTdGFiZWxsaW5pIHdyb3RlOgo+ID4g T24gVGh1LCAxNCBKdW4gMjAxOCwgSnVsaWVuIEdyYWxsIHdyb3RlOgo+ID4gPiBPbiAxMy8wNi8x OCAyMzoxNSwgU3RlZmFubyBTdGFiZWxsaW5pIHdyb3RlOgo+ID4gPiA+IC0KPiA+ID4gPiAtICAg IHByaW50aygiKioqIExPQURJTkcgRE9NQUlOIDAgKioqXG4iKTsKPiA+ID4gPiAtICAgIGlmICgg ZG9tMF9tZW0gPD0gMCApCj4gPiA+ID4gLSAgICB7Cj4gPiA+ID4gLSAgICAgICAgd2FybmluZ19h ZGQoIlBMRUFTRSBTUEVDSUZZIGRvbTBfbWVtIFBBUkFNRVRFUiAtCj4gPiA+ID4gVVNJTkcgNTEy TSBGT1IKPiA+ID4gPiBOT1dcbiIpOwo+ID4gPiA+IC0gICAgICAgIGRvbTBfbWVtID0gTUIoNTEy KTsKPiA+ID4gPiAtICAgIH0KPiA+ID4gPiAtCj4gPiA+ID4gLQo+ID4gPiA+IC0gICAgaW9tbXVf aHdkb21faW5pdChkKTsKPiA+ID4gPiAtCj4gPiA+ID4gLSAgICBkLT5tYXhfcGFnZXMgPSB+MFU7 Cj4gPiA+ID4gLQo+ID4gPiA+IC0gICAga2luZm8udW5hc3NpZ25lZF9tZW0gPSBkb20wX21lbTsK PiA+ID4gPiAtICAgIGtpbmZvLmQgPSBkOwo+ID4gPiA+IC0KPiA+ID4gPiAtICAgIHJjID0ga2Vy bmVsX3Byb2JlKCZraW5mbyk7Cj4gPiA+ID4gLSAgICBpZiAoIHJjIDwgMCApCj4gPiA+ID4gLSAg ICAgICAgcmV0dXJuIHJjOwo+ID4gPiA+IC0KPiA+ID4gPiAgICAjaWZkZWYgQ09ORklHX0FSTV82 NAo+ID4gPiA+ICAgICAgICAvKiBpZiBhYXJjaDMyIG1vZGUgaXMgbm90IHN1cHBvcnRlZCBhdCBF TDEgZG8gbm90Cj4gPiA+ID4gYWxsb3cgMzItYml0IGRvbWFpbgo+ID4gPiA+ICovCj4gPiA+ID4g LSAgICBpZiAoICEoY3B1X2hhc19lbDFfMzIpICYmIGtpbmZvLnR5cGUgPT0gRE9NQUlOXzMyQklU Cj4gPiA+ID4gKQo+ID4gPiA+ICsgICAgaWYgKCAhKGNwdV9oYXNfZWwxXzMyKSAmJiBraW5mby0+ dHlwZSA9PQo+ID4gPiA+IERPTUFJTl8zMkJJVCApCj4gPiA+ID4gICAgICAgIHsKPiA+ID4gPiAg ICAgICAgICAgIHByaW50aygiUGxhdGZvcm0gZG9lcyBub3Qgc3VwcG9ydCAzMi1iaXQKPiA+ID4g PiBkb21haW5cbiIpOwo+ID4gPiA+ICAgICAgICAgICAgcmV0dXJuIC1FSU5WQUw7Cj4gPiA+ID4g ICAgICAgIH0KPiA+ID4gPiAtICAgIGQtPmFyY2gudHlwZSA9IGtpbmZvLnR5cGU7Cj4gPiA+IAo+ ID4gPiBBbnkgcmVhc29uIHRvIG1vdmUgdGhpcyBvdXQ/Cj4gPiAKPiA+IFllYWgsIGluaXRpYWxs eSBJIGxlZnQgaXQgdGhlcmUgYnV0IGl0IGRpZG4ndCB3b3JrLiBJdCBuZWVkcwo+ID4gdG8gYmUg c2V0Cj4gPiBiZWZvcmUgY2FsbGluZyBhbGxvY2F0ZV9tZW1vcnkoKSBmb3IgZG9tVXMgb3RoZXJ3 aXNlIG1lbW9yeQo+ID4gYWxsb2NhdGlvbnMKPiA+IGZhaWwuCj4gCj4gT2ggYmVjYXVzZSBhbGxv Y2F0ZV9kb21haW4oZCkgcmVseSBvbiBpc19kb21haW5fMzJiaXQsIHJpZ2h0PyBJCj4gZG9uJ3Qg bXVjaCBsaWtlIHRoZSBkdXBsaWNhdGlvbiBoZXJlIGp1c3QgYmVjYXVzZSBvZgo+IHByZXBhcmVf ZHRiX2RvbVUuIEkgYW0gd29uZGVyaW5nIGlmIHdlIGNvdWxkIGRvOgo+IAo+IGlmICggIWlzX2hh cmR3YXJlX2RvbWFpbihkKSApCj4gICBwcmVwYXJlX2R0Yl9kb21VKC4uLik7Cj4gZWxzZSBpZiAo IGFjcGlfZGlzYWJsZWQgKQo+ICAgcHJlcGFyZV9hY3BpX2h3ZG9tKC4uLik7Cj4gZWxzZQo+ICAg cHJlcGFyZV9kdF9od2RvbSguLi4uKTsKClRoZSBmZXcgcmVtYWluaW5nIHRoaW5ncyBpbiBjb25z dHJ1Y3RfZG9tMCBhbmQgY29uc3RydWN0X2RvbVUgYXJlCmRpZmZlcmVudCBlbm91Z2ggdGhhdCBJ IGRvbid0IHRoaW5rIHRoZXJlIGlzIG11Y2ggZ2FpbiBpbiB0cnlpbmcgdG8KbWVyZ2UgdGhlbS4K Cgo+ID4gPiA+ICsgICAgaWYgKCBhY3BpX2Rpc2FibGVkICkKPiA+ID4gPiArICAgICAgICByYyA9 IHByZXBhcmVfZHRiKGQsICZraW5mbyk7Cj4gPiA+ID4gKyAgICBlbHNlCj4gPiA+ID4gKyAgICAg ICAgcmMgPSBwcmVwYXJlX2FjcGkoZCwgJmtpbmZvKTsKPiA+ID4gPiArCj4gPiA+ID4gKyAgICBp ZiAoIHJjIDwgMCApCj4gPiA+ID4gKyAgICAgICAgcmV0dXJuIHJjOwo+ID4gPiA+ICsKPiA+ID4g PiArICAgIGRpc2NhcmRfaW5pdGlhbF9tb2R1bGVzKCk7Cj4gPiA+IAo+ID4gPiBZb3Ugc2F5ICJu byBmdW5jdGlvbmFsIGNoYW5nZSIgaW4gdGhpcyBwYXRjaC4gQnV0IHRoaXMgaXMKPiA+ID4gb25l LiBUaGUgbW9kdWxlIGFyZQo+ID4gPiBub3cgZGlzY2FyZCBtdWNoIGVhcmxpZXIuIFRoaXMgaW1w bHkgdGhhdCBtZW1vcnkgYmFraW5nIHRoZQo+ID4gPiBJbWFnZS9Jbml0cmQgd2lsbAo+ID4gPiBi ZSBmcmVlIHRvIGJlIHJlLXVzZWQgYXQgYW55IHRpbWUuCj4gPiA+IAo+ID4gPiBJIGRvbid0IHRo aW5rIHRoaXMgaXMgd2hhdCB3ZSB3YW50LiBVbmxlc3MgeW91IGNhbiBwcm9taXNlCj4gPiA+IG5v IG1lbW9yeSBpcwo+ID4gPiBhbGxvY2F0ZWQgaW4gX19jb25zdHJ1Y3RfZG9tYWluKCkuCj4gPiAK PiA+IGRpc2NhcmRfaW5pdGlhbF9tb2R1bGVzKCkgd2lsbCBiZSBtb3ZlZCBsYXRlciBieSBwYXRj aCAjMTQsCj4gPiBidXQgSSB0aGluawo+ID4gaXQgbWFrZXMgc2Vuc2UgdG8gY2FsbCBkaXNjYXJk X2luaXRpYWxfbW9kdWxlcygpIGFmdGVyCj4gPiBfX2NvbnN0cnVjdF9kb21haW4oKSBoZXJlLgo+ IAo+IFllYWgsIEkgbm90aWNlZCB5b3UgbW92ZWQgdGhlIGRpc2NhcmRfaW5pdGlhbF9tb2R1bGVz KCkgbGF0ZXIKPiBvbi4gQnV0IEkgd291bGQgbGlrZSB0byBoYXZlIHRoZSBzZXJpZXMgYmlzZWN0 YWJsZSBpZiBwb3NzaWJsZQo+IDopLgoKWWVwLCBpdCB3aWxsIGJlIGRvbmUuCgpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBs aXN0Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2pl Y3Qub3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs