From mboxrd@z Thu Jan 1 00:00:00 1970 From: Maciek Subject: [driver question] IOMMU concept in Xen Date: Sun, 9 Oct 2016 17:19:09 -0700 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org SGkgYWxsLAoKRHVyaW5nIGRldmVsb3BtZW50IG9mIGxpbnV4IGtlcm5lbCBQQ0kgZHJpdmVyIHdp dGggU1ItSU9WIEkgbWVldCBzb21lIApkaWZmaWN1bHR5IGFuZCBJIHdhbnRlZCB0byBtYWtlIHN1 cmUgdGhhdCBJIHVuZGVyc3RhbmQgY29ycmVjdGx5IFhlbiAKY29uY2VwdHMuCgpUaGluZ3MgdGhh dCBjb25mdXNlIG1lIGlzIGJ1aWxkIGluIGZ1bmN0aW9uOiBpb21tdV9wcmVzZW50LiBJcyB1c3Vh bGx5IAp1c2VkIGluIGRyaXZlciB0aGF0IGFyZSB1c2luZyBpb21tdSB0byB3b3JrLgpNeSBwcm9i bGVtIGlzIHRoYXQgdGhpcyBmdW5jdGlvbiB3b3JrIHBlcmZlY3RseSBmaW5lIG9uIGJhcmUtbWV0 YWwgCmxpbnV4LCBidXQgd2hlbiBJIG1vdmUgdG8gWGVuIChvciBYZW5TZXJ2ZXIpIHRoZW4gdGhp cyBmdW5jdGlvbiByZXR1cm4gCmFsd2F5cyBmYWxzZS4KCkkga25vdyB0aGF0IFhlbiBjb25jZXB0 IG1vdmUgSU9NTVUgZnJvbSBsaW51eCBrZXJuZWwgKHdoaWNoIGlzIG9uIHhlbiAKanVzdCBWTSkg dG8gdGhlIGh5cGVydmlvc3IuIEluIFhlblNlcnZlciBpcyBkb25lIHVzaW5nIGNvbW1hbmQ6IAp4 ZW4tY21kbGluZSAtLXNldC14ZW4gaW9tbXU9MS4gQWZ0ZXIgdGhpcyBjb21tYW5kIChhbmQgcmVz dGFydCkgaW9tbXUgCnNob3VsZCB3b3JrLgpJIGNhbiBhbHNvIGFkZCB0aGlzIHBhcmFtZXRlciB0 byBrZXJuZWwgY21kIGxpbmUgKGludGVsX2lvbW11PW9uKS4gVXNpbmcgCnRoYXQgaW4ga2VybmVs IG1lc3NhZ2VzIEkgY2FuIHNlZSBtZXNzYWdlOiBJbnRlbC1JT01NVTogZW5hYmxlZC4gQnV0IG5v IAptYXR0ZXIgd2hpY2ggd2F5IEkgZm9sbG93LCBpb21tdV9wcmVzZW50IHdpbGwgYWx3YXlzIHJl dHVybiBtZSBmYWxzZS4KCkkganVzdCBjb21tZW50ZWQgb3V0IHRoaXMgY2hlY2sgYmxvY2sgYW5k IHJ1biB3aG9sZSBkcml2ZXIsIHRoZXJlIHdhc24ndCAKYW55IGlzc3VlIGFuZCBkcml2ZXIgd29y a3MgcGVyZmVjdGx5LgoKQWZ0ZXIgdGhhdCBJIGlmIHRoZXJlIGFyZSBvdGhlciBkcml2ZXJzIGlu IGtlcm5lbCB0aGF0IGhhdmUgdGhlIHNhbWUgCmlzc3VlLCBidXQgSSBkaWRuJ3QgZmluZCBhbnl0 aGluZyB0aGF0IGNhbiBzb2x2ZSB0aGlzIGlzc3VlLiBPbmUgZHJpdmVyIApjaGVjayBoYXMgY29u ZGl0aW9uYWwgY29tcGlsYXRpb24gZm9yIGlvbW11X3ByZXNlbnQgYmxvY2s6ICNpZiAKSVNfRU5B QkxFRChDT05GSUdfSU9NTVVfQVBJKSwgYnV0IGluIFhlblNlcnZlciAoSSBjaGVja2VkIFhTIDYu NSkgdGhpcyAKb3B0aW9uIGlzIHNldCB0byB5ZXMgaW4ga2VybmVsIGNvbmZpZ3VyYXRpb24uIChU aGlzIGRyaXZlciBzb3VyY2UgaXM6IApkcml2ZXJzL2dwdS9kcm0vbm91dmVhdS9udmttL2VuZ2lu ZS9kZXZpY2UvdGVncmEuYykKClVzaW5nIGdyZXAgSSBmb3VuZCBvdGhlciBkcml2ZXJzIHRoYXQg Y2FuIHJ1biBpbnRvIHNhbWUgdHJvdWJsZSAoZG9lc24ndCAKc3RhcnQgb3IgdGhyb3cgd2Fybmlu ZyBsb2cpIGluc2lkZSBYZW4gYXMgZG9tMDoKIyMgZHJpdmVycyB0aGF0IGFyZSB1aXNuZyBpb21t dV9wcmVzZW50CmRyaXZlcnMvZ3B1L2RybS90ZWdyYS9kcm0uYwpkcml2ZXJzL2luZmluaWJhbmQv aHcvdXNuaWMvdXNuaWNfdWlvbS5jCmRyaXZlcnMvZ3B1L2RybS9ub3V2ZWF1L252a20vZW5naW5l L2RldmljZS90ZWdyYS5jCmRyaXZlcnMvdmZpby92ZmlvLmMKZHJpdmVycy9ncHUvZHJtL21zbS9t c21fZ2VtLmMKZHJpdmVycy9ncHUvZHJtL21zbS9tc21fZHJ2LmMKZHJpdmVycy9ncHUvZHJtL21l ZGlhdGVrL210a19kcm1fZHJ2LmMKZHJpdmVycy9jcnlwdG8vcWF0L3FhdF9jb21tb24vYWRmX3Ny aW92LmMKClNvIHRoZXJlIGFyZSB0d28gb3B0aW9uczogdGhlcmUgZHJpdmVycyBhcmUgbm90IGRl c2lnbmVkIGZvciBYZW4gb3IgSSAKdG90YWxseSBtZXNzIHVwIHNvbWV0aGluZy4KCkluIG15IGRy aXZlciBJIHN0YXJ0ZWQgdGhpbmtpbmcgdG8gdXNlICNpZiBJU19FTkFCTEVEKENPTkZJR19YRU5f RE9NMCkgCnRvIGhhbmRsZSBkaWZmZXJlbnQgSHlwZXJ2aXNvciwgYnV0IG1heWJlIGlzIG5vdCBy aWdodCBzb2x1dGlvbi4KCgpJIHdpbGwgYXBwcmVjaWF0ZSBhbnkgaGVscCBhbmQgY2xhcmlmaWNh dGlvbiBvZiBJT01NVSBjb25jZXB0CgpUaGFua3MKCl9fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVuLWRldmVsQGxp c3RzLnhlbi5vcmcKaHR0cHM6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=