RE: [PATCH 0/9 v2] vfio-pci: add support for Freescale IOMMU (PAMU)
From: Bharat Bhushan <hidden>
Date: 2013-11-27 16:08:55
Also in:
linux-iommu, linux-pci, lkml
DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogQWxleCBXaWxsaWFtc29u IFttYWlsdG86YWxleC53aWxsaWFtc29uQHJlZGhhdC5jb21dDQo+IFNlbnQ6IE1vbmRheSwgTm92 ZW1iZXIgMjUsIDIwMTMgMTA6MDggUE0NCj4gVG86IEJodXNoYW4gQmhhcmF0LVI2NTc3Nw0KPiBD YzogV29vZCBTY290dC1CMDc0MjE7IGxpbnV4LXBjaUB2Z2VyLmtlcm5lbC5vcmc7IGFncmFmQHN1 c2UuZGU7IFlvZGVyIFN0dWFydC0NCj4gQjA4MjQ4OyBpb21tdUBsaXN0cy5saW51eC1mb3VuZGF0 aW9uLm9yZzsgYmhlbGdhYXNAZ29vZ2xlLmNvbTsgbGludXhwcGMtDQo+IGRldkBsaXN0cy5vemxh YnMub3JnOyBsaW51eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnDQo+IFN1YmplY3Q6IFJlOiBbUEFU Q0ggMC85IHYyXSB2ZmlvLXBjaTogYWRkIHN1cHBvcnQgZm9yIEZyZWVzY2FsZSBJT01NVSAoUEFN VSkNCj4gDQo+IE9uIE1vbiwgMjAxMy0xMS0yNSBhdCAwNTozMyArMDAwMCwgQmhhcmF0IEJodXNo YW4gd3JvdGU6DQo+ID4NCj4gPiA+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+ID4gPiBG cm9tOiBBbGV4IFdpbGxpYW1zb24gW21haWx0bzphbGV4LndpbGxpYW1zb25AcmVkaGF0LmNvbV0N Cj4gPiA+IFNlbnQ6IEZyaWRheSwgTm92ZW1iZXIgMjIsIDIwMTMgMjozMSBBTQ0KPiA+ID4gVG86 IFdvb2QgU2NvdHQtQjA3NDIxDQo+ID4gPiBDYzogQmh1c2hhbiBCaGFyYXQtUjY1Nzc3OyBsaW51 eC1wY2lAdmdlci5rZXJuZWwub3JnOyBhZ3JhZkBzdXNlLmRlOw0KPiA+ID4gWW9kZXIgU3R1YXJ0 LUIwODI0ODsgaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmc7DQo+ID4gPiBiaGVsZ2Fh c0Bnb29nbGUuY29tOyBsaW51eHBwYy0gZGV2QGxpc3RzLm96bGFicy5vcmc7DQo+ID4gPiBsaW51 eC1rZXJuZWxAdmdlci5rZXJuZWwub3JnDQo+ID4gPiBTdWJqZWN0OiBSZTogW1BBVENIIDAvOSB2 Ml0gdmZpby1wY2k6IGFkZCBzdXBwb3J0IGZvciBGcmVlc2NhbGUNCj4gPiA+IElPTU1VIChQQU1V KQ0KPiA+ID4NCj4gPiA+IE9uIFRodSwgMjAxMy0xMS0yMSBhdCAxNDo0NyAtMDYwMCwgU2NvdHQg V29vZCB3cm90ZToNCj4gPiA+ID4gT24gVGh1LCAyMDEzLTExLTIxIGF0IDEzOjQzIC0wNzAwLCBB bGV4IFdpbGxpYW1zb24gd3JvdGU6DQo+ID4gPiA+ID4gT24gVGh1LCAyMDEzLTExLTIxIGF0IDEx OjIwICswMDAwLCBCaGFyYXQgQmh1c2hhbiB3cm90ZToNCj4gPiA+ID4gPiA+DQo+ID4gPiA+ID4g PiA+IC0tLS0tT3JpZ2luYWwgTWVzc2FnZS0tLS0tDQo+ID4gPiA+ID4gPiA+IEZyb206IEFsZXgg V2lsbGlhbXNvbiBbbWFpbHRvOmFsZXgud2lsbGlhbXNvbkByZWRoYXQuY29tXQ0KPiA+ID4gPiA+ ID4gPiBTZW50OiBUaHVyc2RheSwgTm92ZW1iZXIgMjEsIDIwMTMgMTI6MTcgQU0NCj4gPiA+ID4g PiA+ID4gVG86IEJodXNoYW4gQmhhcmF0LVI2NTc3Nw0KPiA+ID4gPiA+ID4gPiBDYzogam9yb0A4 Ynl0ZXMub3JnOyBiaGVsZ2Fhc0Bnb29nbGUuY29tOyBhZ3JhZkBzdXNlLmRlOw0KPiA+ID4gPiA+ ID4gPiBXb29kIFNjb3R0LUIwNzQyMTsgWW9kZXIgU3R1YXJ0LUIwODI0ODsNCj4gPiA+ID4gPiA+ ID4gaW9tbXVAbGlzdHMubGludXgtZm91bmRhdGlvbi5vcmc7IGxpbnV4LQ0KPiA+ID4gPiA+ID4g PiBwY2lAdmdlci5rZXJuZWwub3JnOyBsaW51eHBwYy1kZXZAbGlzdHMub3psYWJzLm9yZzsgbGlu dXgtDQo+ID4gPiA+ID4gPiA+IGtlcm5lbEB2Z2VyLmtlcm5lbC5vcmc7IEJodXNoYW4gQmhhcmF0 LVI2NTc3Nw0KPiA+ID4gPiA+ID4gPiBTdWJqZWN0OiBSZTogW1BBVENIIDAvOSB2Ml0gdmZpby1w Y2k6IGFkZCBzdXBwb3J0IGZvcg0KPiA+ID4gPiA+ID4gPiBGcmVlc2NhbGUgSU9NTVUgKFBBTVUp DQo+ID4gPiA+ID4gPiA+DQo+ID4gPiA+ID4gPiA+IElzIFZGSU9fSU9NTVVfUEFNVV9HRVRfTVNJ X0JBTktfQ09VTlQgcGVyIGFwZXJ0dXJlIChpZS4gZWFjaA0KPiA+ID4gPiA+ID4gPiB2ZmlvIHVz ZXIgaGFzICRDT1VOVCByZWdpb25zIGF0IHRoZWlyIGRpc3Bvc2FsIGV4Y2x1c2l2ZWx5KT8NCj4g PiA+ID4gPiA+DQo+ID4gPiA+ID4gPiBOdW1iZXIgb2YgbXNpLWJhbmsgY291bnQgaXMgc3lzdGVt IHdpZGUgYW5kIG5vdCBwZXIgYXBlcnR1cmUsDQo+ID4gPiA+ID4gPiBCdXQgd2lsbCBiZQ0KPiA+ ID4gc2V0dGluZyB3aW5kb3dzIGZvciBiYW5rcyBpbiB0aGUgZGV2aWNlIGFwZXJ0dXJlLg0KPiA+ ID4gPiA+ID4gU28gc2F5IGlmIHdlIGFyZSBkaXJlY3QgYXNzaWduaW5nIDIgcGNpIGRldmljZSAo Ym90aCBoYXZlDQo+ID4gPiA+ID4gPiBkaWZmZXJlbnQgaW9tbXUNCj4gPiA+IGdyb3VwLCBzbyAy IGFwZXJ0dXJlIGluIGlvbW11KSB0byBWTS4NCj4gPiA+ID4gPiA+IE5vdyBxZW11IGNhbiBtYWtl IG9ubHkgb25lIGNhbGwgdG8ga25vdyBob3cgbWFueSBtc2ktYmFua3MgYXJlDQo+ID4gPiA+ID4g PiB0aGVyZSBidXQNCj4gPiA+IGl0IG11c3Qgc2V0IHN1Yi13aW5kb3dzIGZvciBhbGwgYmFua3Mg Zm9yIGJvdGggcGNpIGRldmljZSBpbiBpdHMNCj4gPiA+IHJlc3BlY3RpdmUgYXBlcnR1cmUuDQo+ ID4gPiA+ID4NCj4gPiA+ID4gPiBJJ20gc3RpbGwgY29uZnVzZWQuICBXaGF0IEkgd2FudCB0byBt YWtlIHN1cmUgb2YgaXMgdGhhdCB0aGUNCj4gPiA+ID4gPiBiYW5rcyBhcmUgaW5kZXBlbmRlbnQg cGVyIGFwZXJ0dXJlLiAgRm9yIGluc3RhbmNlLCBpZiB3ZSBoYXZlDQo+ID4gPiA+ID4gdHdvIHNl cGFyYXRlIHVzZXJzcGFjZSBwcm9jZXNzZXMgb3BlcmF0aW5nIGluZGVwZW5kZW50bHkgYW5kDQo+ ID4gPiA+ID4gdGhleSBib3RoIGNob3NlIHRvIHVzZSBtc2kgYmFuayB6ZXJvIGZvciB0aGVpciBk ZXZpY2UsIHRoYXQncw0KPiA+ID4gPiA+IGJhbmsgemVybyB3aXRoaW4gZWFjaCBhcGVydHVyZSBh bmQgZG9lc24ndCBpbnRlcmZlcmUuICBPcg0KPiA+ID4gPiA+IGFub3RoZXIgd2F5IHRvIGFzayBp cyBjYW4gYSBtYWxpY2lvdXMgdXNlciBpbnRlcmZlcmUgd2l0aCBvdGhlciB1c2VycyBieQ0KPiB1 c2luZyB0aGUgd3JvbmcgYmFuay4NCj4gPiA+ID4gPiBUaGFua3MsDQo+ID4gPiA+DQo+ID4gPiA+ IFRoZXkgY2FuIGludGVyZmVyZS4NCj4gPg0KPiA+IFdhbnQgdG8gYmUgc3VyZSBvZiBob3cgdGhl eSBjYW4gaW50ZXJmZXJlPw0KPiANCj4gV2hhdCBoYXBwZW5zIGlmIG1vcmUgdGhhbiBvbmUgdXNl ciBzZWxlY3RzIHRoZSBzYW1lIE1TSSBiYW5rPw0KPiBNaW5pbWFsbHksIHdvdWxkbid0IHRoYXQg cmVzdWx0IGluIHRoZSBJT01NVSBibG9ja2luZyB0cmFuc2FjdGlvbnMgZnJvbSB0aGUNCj4gcHJl dmlvdXMgdXNlciBvbmNlIHRoZSBuZXcgdXNlciBhY3RpdmF0ZXMgdGhlaXIgbWFwcGluZz8NCg0K WWVzIGFuZCBubzsgV2l0aCBjdXJyZW50IGltcGxlbWVudGF0aW9uIHllcyBidXQgd2l0aCBhIG1p bm9yIGNoYW5nZSBuby4gTGF0ZXIgaW4gdGhpcyByZXNwb25zZSBJIHdpbGwgZXhwbGFpbiBob3cu DQoNCj4gDQo+ID4gPj4gIFdpdGggdGhpcyBoYXJkd2FyZSwgdGhlIG9ubHkgd2F5IHRvIHByZXZl bnQgdGhhdA0KPiA+ID4gPiBpcyB0byBtYWtlIHN1cmUgdGhhdCBhIGJhbmsgaXMgbm90IHNoYXJl ZCBieSBtdWx0aXBsZSBwcm90ZWN0aW9uIGNvbnRleHRzLg0KPiA+ID4gPiBGb3Igc29tZSBvZiBv dXIgdXNlcnMsIHRob3VnaCwgSSBiZWxpZXZlIHByZXZlbnRpbmcgdGhpcyBpcyBsZXNzDQo+ID4g PiA+IGltcG9ydGFudCB0aGFuIHRoZSBwZXJmb3JtYW5jZSBiZW5lZml0Lg0KPiA+DQo+ID4gU28g c2hvdWxkIHdlIGxldCB0aGlzIHBhdGNoIHNlcmllcyBpbiB3aXRob3V0IHByb3RlY3Rpb24/DQo+ IA0KPiBOby4NCj4gDQo+ID4gPg0KPiA+ID4gSSB0aGluayB3ZSBuZWVkIHNvbWUgc29ydCBvZiBv d25lcnNoaXAgbW9kZWwgYXJvdW5kIHRoZSBtc2kgYmFua3MgdGhlbi4NCj4gPiA+IE90aGVyd2lz ZSB0aGVyZSdzIG5vdGhpbmcgcHJldmVudGluZyBhbm90aGVyIHVzZXJzcGFjZSBmcm9tDQo+ID4g PiBhdHRlbXB0aW5nIGFuIE1TSSBiYXNlZCBhdHRhY2sgb24gb3RoZXIgdXNlcnMsIG9yIHBlcmhh cHMgZXZlbiBvbg0KPiA+ID4gdGhlIGhvc3QuICBWRklPIGNhbid0IGFsbG93IHRoYXQuICBUaGFu a3MsDQo+ID4NCj4gPiBXZSBoYXZlIHZlcnkgZmV3ICgzIE1TSSBiYW5rIG9uIG1vc3Qgb2YgY2hp cHMpLCBzbyB3ZSBjYW4gbm90IGFzc2lnbg0KPiA+IG9uZSB0byBlYWNoIHVzZXJzcGFjZS4gV2hh dCB3ZSBjYW4gZG8gaXMgaG9zdCBhbmQgdXNlcnNwYWNlIGRvZXMgbm90DQo+ID4gc2hhcmUgYSBN U0kgYmFuayB3aGlsZSB1c2Vyc3BhY2Ugd2lsbCBzaGFyZSBhIE1TSSBiYW5rLg0KPiANCj4gVGhl biB5b3UgcHJvYmFibHkgbmVlZCBWRklPIHRvICJvd24iIHRoZSBNU0kgYmFuayBhbmQgcHJvZ3Jh bSBkZXZpY2VzIGludG8gaXQNCj4gcmF0aGVyIHRoYW4gZXhwb3NpbmcgdGhlIE1TSSBiYW5rcyB0 byB1c2Vyc3BhY2UgdG8gbGV0IHRoZW0gaGF2ZSBkaXJlY3QgYWNjZXNzLg0KDQpPdmVyYWxsIGlk ZWEgb2YgZXhwb3NpbmcgdGhlIGRldGFpbHMgb2YgbXNpIHJlZ2lvbnMgdG8gdXNlcnNwYWNlIGFy ZQ0KIDEpIFVzZXIgc3BhY2UgY2FuIGRlZmluZSB0aGUgYXBlcnR1cmUgc2l6ZSB0byBmaXQgTVNJ IG1hcHBpbmcgaW4gSU9NTVUuDQogMikgc2V0dXAgaW92YSBmb3IgYSBNU0kgYmFua3M7IHdoaWNo IGlzIGp1c3QgYWZ0ZXIgZ3Vlc3QgbWVtb3J5LiANCg0KQnV0IGN1cnJlbnRseSB3ZSBleHBvc2Ug dGhlICJzaXplIiBhbmQgImFkZHJlc3MiIG9mIE1TSSBiYW5rcywgcGFzc2luZyBhZGRyZXNzIGlz IG9mIG5vIHVzZSBhbmQgY2FuIGJlIHByb2JsZW1hdGljLg0KSWYgd2UganVzdCBwcm92aWRlIHRo ZSBzaXplIG9mIE1TSSBiYW5rIHRvIHVzZXJzcGFjZSB0aGVuIHVzZXJzcGFjZSBjYW5ub3QgZG8g YW55dGhpbmcgd3JvbmcuDQoNCldoaWxlIGl0IGlzIHN0aWxsIHRoZSByZXNwb25zaWJpbGl0eSBv ZiBob3N0IChNU0krVkZJTykgdG8gY29tcG9zZSBNU0ktYWRkcmVzcyBhbmQgTVNJLWRhdGE7IHNv IEkgdGhpbmsgdGhpcyBzaG91bGQgbG9vayBmaW5lLg0KDQo+IFRoYW5rcywNCj4gDQo+IEFsZXgN Cj4gDQoNCg==