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Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.1 Subject: Re: [PATCH v2] mtd: nand: Mark reserved blocks Content-Language: en-US To: Michael Nazzareno Trimarchi , Michal Simek CC: Ashok Reddy Soma , U-Boot-Denx , Dario Binacchi , Simon Glass References: <20230105094620.30774-1-ashok.reddy.soma@amd.com> From: Michal Simek In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB03.amd.com (10.181.40.144) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1NAM11FT111:EE_|SN7PR12MB6744:EE_ X-MS-Office365-Filtering-Correlation-Id: be4468cd-b0e1-4ae9-1673-08db052cc46d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17; 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Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT111.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB6744 X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.6 at phobos.denx.de X-Virus-Status: Clean On 2/2/23 14:44, Michael Nazzareno Trimarchi wrote: > Hi > > Il gio 2 feb 2023, 14:21 Michal Simek > ha scritto: > > Hi Dario, > > On 1/5/23 10:46, Ashok Reddy Soma wrote: > > Reserved blocks are used for storing bad block tables. With "nand bad" > > command, these reserved blocks are shown as bad blocks. This is leading > > to confusion when compared with Linux bad blocks. Hence, display > > "bbt reserved" when printing reserved blocks with "nand bad" command. > > > > To acheive this, return 2 which represents reserved from nand_isbad_bbt() > > instead of 1 in case of reserved blocks and catch it in cmd/nand.c. > > > > "nand bad" command display's hexadecimal numbers, so add "0x" prefix. > > > > Example log will show up as below. > > > > ZynqMP> nand bad > > > > Device 0 bad blocks: > >    0x00400000 > >    0x16800000 > >    0x16c00000 > >    0x17000000 > >    0x3d800000 > >    0x3e400000 > >    0xe8400000 > >    0xff000000  (bbt reserved) > >    0xff400000  (bbt reserved) > >    0xff800000  (bbt reserved) > >    0xffc00000  (bbt reserved) > >    0x116800000 > >    0x116c00000 > >    0x1ff000000         (bbt reserved) > >    0x1ff400000         (bbt reserved) > >    0x1ff800000         (bbt reserved) > >    0x1ffc00000         (bbt reserved) > > > > Signed-off-by: Ashok Reddy Soma > > > Reviewed-by: Michael Trimarchi > > > --- > > Are you going to apply this patch? > > > Applied already I looked at u-boot-nand-flash git repo and I can't see it. Where's the repo where this is merged? Thanks, Michal