From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from ZXSHCAS2.zhaoxin.com (ZXSHCAS2.zhaoxin.com [203.148.12.82]) by mx.groups.io with SMTP id smtpd.web11.1865.1574393289849465949 for ; Thu, 21 Nov 2019 19:28:10 -0800 Authentication-Results: mx.groups.io; dkim=missing; spf=none, err=SPF record not found (domain: zhaoxin.com, ip: 203.148.12.82, mailfrom: tigerliu@zhaoxin.com) Received: from zxbjmbx3.zhaoxin.com (10.29.252.165) by ZXSHCAS2.zhaoxin.com (10.28.252.162) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1261.35; Fri, 22 Nov 2019 11:28:02 +0800 Received: from zxbjmbx2.zhaoxin.com (10.29.252.164) by zxbjmbx3.zhaoxin.com (10.29.252.165) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1261.35; Fri, 22 Nov 2019 11:28:02 +0800 Received: from zxbjmbx2.zhaoxin.com ([fe80::4d77:9dba:64a8:8ec3]) by zxbjmbx2.zhaoxin.com ([fe80::4d77:9dba:64a8:8ec3%4]) with mapi id 15.01.1261.035; Fri, 22 Nov 2019 11:28:02 +0800 From: "Tiger Liu(BJ-RD)" To: "devel@edk2.groups.io" Subject: [edk2-devel] [edk2] question about : DmaBufferAlignment in CPU Arch driver Thread-Topic: [edk2-devel] [edk2] question about : DmaBufferAlignment in CPU Arch driver Thread-Index: AdWg4+dkWINT8LRKSmGgO4TGuUdPKA== Date: Fri, 22 Nov 2019 03:28:02 +0000 Message-ID: Accept-Language: zh-CN, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.29.24.18] MIME-Version: 1.0 Return-Path: TigerLiu@zhaoxin.com Content-Language: zh-CN Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 RGVhciBBbGw6DQpJIGhhdmUgYSBxdWVzdGlvbiBhYm91dCBEbWFCdWZmZXJBbGlnbm1lbnQgaW4g Q1BVIEFyY2ggZHJpdmVyLg0KDQpCYXNlZCBvbiBQSSBTcGVjOg0KLi4uLi4uDQpUaGlzIGlzIHR5 cGljYWxseSB0aGUgc2l6ZSBvZiB0aGUgbGFyZ2VzdCBkYXRhIGNhY2hlIGxpbmUgaW4gdGhlIHBs YXRmb3JtLg0KVGhpcyB2YWx1ZSBjYW4gYmUgZGV0ZXJtaW5lZCBieSBsb29raW5nIGF0IHRoZSBk YXRhIGNhY2hlIGxpbmUgc2l6ZXMgb2YgYWxsIHRoZSBjYWNoZXMgcHJlc2VudCBpbiB0aGUgcGxh dGZvcm0sIGFuZCByZXR1cm5pbmcgdGhlIGxhcmdlc3QuDQpUaGlzIGlzIHVzZWQgYnkgdGhlIHJv b3QgYnJpZGdlIEkvTyBhYnN0cmFjdGlvbiBwcm90b2NvbHMgdG8gZ3VhcmFudGVlIHRoYXQgbm8g dHdvIERNQSBidWZmZXJzIGV2ZXIgc2hhcmUgdGhlIHNhbWUgY2FjaGUgbGluZS4NClRoZSB2YWx1 ZSBpbiB0aGlzIGZpZWxkIGlzIGEgY29uc3RhbnQgdGhhdCBtdXN0IG5vdCBiZSBtb2RpZmllZCBh ZnRlciB0aGUgQ1BVIEFyY2hpdGVjdHVyYWwgUHJvdG9jb2wgaXMgaW5zdGFsbGVkLiBBbGwgY29u c3VtZXJzIG11c3QgdHJlYXQgdGhpcyBhcyBhIHJlYWQtb25seSBmaWVsZC4NCg0KQnV0LCBJIHN0 dWR5IEthYnlsYWtlIHNhbXBsZSBjb2RlLCBpdCB1c2VzIFVlZmlDcHVQa2cvQ3B1RHhlL0NwdUR4 ZS5pbmYsDQpBbmQgaXQgZGVjbGFyZXMgIDQgKERtYUJ1ZmZlckFsaWdubWVudCkuDQoNCkZvciB4 ODYgY3B1LCB0aGUgY2FjaGUgbGluZSBzaXplIGlzIHVzdWFsbHkgNjQgYnl0ZXMuDQoNCldoeSBu b3Qgc2V0IDY0IGluIENQVSBBcmNoIHByb3RvY29sIGludGVyZmFjZSBzdHJ1Y3Q/DQoNClRoYW5r cw0KDQoNCuS/neWvhuWjsOaYju+8mg0K5pys6YKu5Lu25ZCr5pyJ5L+d5a+G5oiW5LiT5pyJ5L+h 5oGv77yM5LuF5L6b5oyH5a6a5pS25Lu25Lq65L2/55So44CC5Lil56aB5a+55pys6YKu5Lu25oiW 5YW25YaF5a655YGa5Lu75L2V5pyq57uP5o6I5p2D55qE5p+l6ZiF44CB5L2/55So44CB5aSN5Yi2 5oiW6L2s5Y+R44CCDQpDT05GSURFTlRJQUwgTk9URToNClRoaXMgZW1haWwgY29udGFpbnMgY29u ZmlkZW50aWFsIG9yIGxlZ2FsbHkgcHJpdmlsZWdlZCBpbmZvcm1hdGlvbiBhbmQgaXMgZm9yIHRo ZSBzb2xlIHVzZSBvZiBpdHMgaW50ZW5kZWQgcmVjaXBpZW50LiBBbnkgdW5hdXRob3JpemVkIHJl dmlldywgdXNlLCBjb3B5aW5nIG9yIGZvcndhcmRpbmcgb2YgdGhpcyBlbWFpbCBvciB0aGUgY29u dGVudCBvZiB0aGlzIGVtYWlsIGlzIHN0cmljdGx5IHByb2hpYml0ZWQuDQo=