From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailout3.samsung.com ([203.254.224.33]) by canuck.infradead.org with esmtp (Exim 4.63 #1 (Red Hat Linux)) id 1H45ad-0002Zd-H2 for linux-mtd@lists.infradead.org; Mon, 08 Jan 2007 20:15:52 -0500 Received: from ep_ms12_bk (mailout3.samsung.com [203.254.224.33]) by mailout3.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0JBK0087DU4I89@mailout3.samsung.com> for linux-mtd@lists.infradead.org; Tue, 09 Jan 2007 10:14:42 +0900 (KST) Received: from ep_spt02 (ms12.samsung.com [203.254.225.99]) by ms12.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTP id <0JBK00DRPU4I32@ms12.samsung.com> for linux-mtd@lists.infradead.org; Tue, 09 Jan 2007 10:14:42 +0900 (KST) Content-return: prohibited Date: Tue, 09 Jan 2007 01:14:42 +0000 (GMT) From: Kyungmin Park Subject: OneNAND: read-while-load (known problem) To: Adrian Hunter Message-id: <21965393.307811168305282593.JavaMail.weblogic@ep_ml29> MIME-version: 1.0 MIME-version: 1.0 Content-type: text/plain; charset=windows-1252 Content-transfer-encoding: base64 Cc: "linux-mtd@lists.infradead.org" Reply-To: kyungmin.park@samsung.com List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , QWgsIEkgc2VlDQoNCnBsZWFzZSB0cnkgdGhpcyBwYXRjaC4gSW4gbXkgdGVzdCBwcm9ncmFtLiBJ dCBwYXNzZWQuDQoNClRoYW5rIHlvdSwNCkt5dW5nbWluIFBhcmsNCg0KLS0NCg0KQEAgLTc0Nyw2 ICs4MTksMTQgQEAgc3RhdGljIGludCBvbmVuYW5kX3JlYWQoc3RydWN0IG10ZF9pbmZvICptdGQs IGxvZmZfdCBmcm9tLCBzaXplX3QgbGVuLA0KICAgICAgICAgICAgICAgIGZyb20gKz0gdGhpc2xl bjsNCiAgICAgICAgICAgICAgICBpZiAocmVhZCArIHRoaXNsZW4gPCBsZW4pIHsNCiAgICAgICAg ICAgICAgICAgICAgICAgIHRoaXMtPmNvbW1hbmQobXRkLCBPTkVOQU5EX0NNRF9SRUFELCBmcm9t LCBtdGQtPndyaXRlc2l6ZSk7DQorICAgICAgICAgICAgICAgICAgICAgICAvKg0KKyAgICAgICAg ICAgICAgICAgICAgICAgICogQ2hpcCBib3VuZGFyeSBoYW5kbGluZyBpbiBERFANCisgICAgICAg ICAgICAgICAgICAgICAgICAqIE5vdyB3ZSBpc3N1ZWQgY2hpcCAxIHJlYWQgYW5kIHBvaW50ZWQg Y2hpcCAxDQorICAgICAgICAgICAgICAgICAgICAgICAgKiBidWZmZXJhbSBzbyB3ZSBoYXZlIHRv IHBvaW50IGNoaXAgMCBidWZmZXJhbS4NCisgICAgICAgICAgICAgICAgICAgICAgICAqLw0KKyAg ICAgICAgICAgICAgICAgICAgICAgaWYgKHRoaXMtPmRldmljZV9pZCAmIE9ORU5BTkRfREVWSUNF X0lTX0REUCAmJg0KKyAgICAgICAgICAgICAgICAgICAgICAgICAgIGZyb20gPT0gKHRoaXMtPmNo aXBzaXplID4+IDEpKQ0KKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICB0aGlzLT53cml0 ZV93b3JkKDAsIHRoaXMtPmJhc2UgKyBPTkVOQU5EX1JFR19TVEFSVF9BRERSRVNTMik7DQogICAg ICAgICAgICAgICAgICAgICAgICBPTkVOQU5EX1NFVF9QUkVWX0JVRkZFUlJBTSh0aGlzKTsNCiAg ICAgICAgICAgICAgICB9DQogICAgICAgICAgICAgICAgLyogV2hpbGUgbG9hZCBpcyBnb2luZywg cmVhZCBmcm9tIGxhc3QgYnVmZmVyUkFNICovDQoNCg0KDQoNCi0tLS0tLS0gT3JpZ2luYWwgTWVz c2FnZSAtLS0tLS0tDQpTZW5kZXIgOiBBZHJpYW4gSHVudGVyPGh1bnRlci5wcm9ncmFtbWVyQGdt YWlsLmNvbT4gDQpEYXRlICAgOiBKYW4gMDgsIDIwMDcgMTg6MjkNClRpdGxlICA6IFJlOiBPbmVO QU5EOiByZWFkLXdoaWxlLWxvYWQgKGtub3duIHByb2JsZW0pDQoNCk9uIDEvOC8wNywgS3l1bmdt aW4gUGFyayA8a3l1bmdtaW4ucGFya0BzYW1zdW5nLmNvbT4gd3JvdGU6DQo+IEhpIEFkcmlhbiwN Cj4NCj4gPiBEbyB5b3UgdGhpbmsgdGhlcmUgY291bGQgYmUgYSBwcm9ibGVtIHdpdGggb25lbmFu ZF9jaGVja19idWZmZXJyYW0gYWxzbz8NCj4NCj4gTm8sIG9uZW5hbmRfY2hlY2tfYnVmZmVycmFt ICYgb25lbmFuZF91cGRhdGVfYnVmZmVycmFtIGlzIHJpZ2h0Lg0KPg0KDQpXaGF0IEkgbWVhbnQg d2FzIHRoaXM6DQoNCjEuIFJlYWQgcGFnZSB4IGZyb20gY2hpcCAwLiBJdCBnb2VzIHRvIGRhdGFS QU0gMCBpbiBjaGlwIDANCjIuIFJlYWQgcGFnZSB5IGZyb20gY2hpcCAxLiBJdCBnb2VzIHRvIGRh dGFSQU0gMSBpbiBjaGlwIDENCjMuIFJlYWQgcGFnZSB4IGZyb20gY2hpcCAwLiBOb3cgdGhlIHJl YWQgaW5jb3JyZWN0bHkgY29tZXMgZnJvbQ0KZGF0YVJBTSAwIGluIGNoaXAgMSBiZWNhdXNlIHRo YXQgd2FzIHRoZSBsYXN0IGNoaXAgc2VsZWN0ZWQuDQoNCg0K