[From nobody Thu Jun 25 05:55:39 2020 Received: from smtp1.guifi.net ([109.69.9.53]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ixGcO-0001ws-Uj for openwrt-devel@lists.openwrt.org; Thu, 30 Jan 2020 20:40:55 +0000 Received: from localhost (localhost.localdomain [127.0.0.1]) by smtp1.guifi.net (Postfix) with ESMTP id 487sgc3R8Fz3w36; Thu, 30 Jan 2020 21:40:44 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=guifi.net; h= content-language:content-transfer-encoding:content-type :content-type:in-reply-to:mime-version:user-agent:date:date :message-id:from:from:references:subject:subject:received :received:received; s=dkim; t=1580416844; x=1582231245; bh=Wa53Z Vmm926S5FpQuorA0NTqxmjautIDaYObdvJJXhI=; b=y/0z2qDGgBQaqmq7lt6Sc SZsGwlcvQ7I6yXpaXtTOZ9RHCaVwU864zvtmC9MqYubIVHjcV3TfjVCLw+FGD/ba EbaKIDNv8+ZepwN0+qoIHu8Blh2lvVKSiTIxIL6YLqBRBQJmTQSc8WJAoth/cg+s 1w93iGVx3kcnQw1qt5eXxIz7TL0iokOFLYZ30yrYpizgy83jSNpH/mAbMWdQiUvK ENqNpZyYulmX/0Cq5WMtXaVT9whdX4l0z5QkQ23gDumP2iSIamH7sK+5ZzdHnR6k 8ZgbcZreFmRDsAQFIX5efIMQZJ3uVYGzCDfG2b85J3T3WUvwgW1LU602zKuh0OEE g== X-Amavis-Modified: Mail body modified (using disclaimer) - smtp1.guifi.net X-Virus-Scanned: Scrollout F1 at guifi.net Received: from smtp1.guifi.net ([127.0.0.1]) by localhost (smtp1.guifi.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id mJH7_SuJy0aZ; Thu, 30 Jan 2020 21:40:44 +0100 (CET) Received: from mail.guifi.net (mail.guifi.net [109.69.9.9]) by smtp1.guifi.net (Postfix) with ESMTP id 487sgc08vcz3w1j; Thu, 30 Jan 2020 21:40:43 +0100 (CET) Received: from [147.83.42.157] (dync-42-157.ac.upc.es [147.83.42.157]) by mail.guifi.net (Postfix) with ESMTPSA id AE87A6A8F88; Thu, 30 Jan 2020 21:40:43 +0100 (CET) Subject: Re: [OpenWrt-Devel] ath79: NAND bad eraseblocks in MikroTik RouterBOARD 922UAGS-5HPacD To: Michal Cieslakiewicz <michal.cieslakiewicz@wp.pl>, openwrt-devel@lists.openwrt.org Cc: Koen Vandeputte <koen.vandeputte@ncentric.com> References: <mailman.27217.1580134584.2486.openwrt-devel@lists.openwrt.org> <ed6f8dd3-fe44-62e1-f631-4842ff33d373@ncentric.com> <bbbdb47a-a1f1-9dd0-1a53-05ab93f218c2@guifi.net> <mailman.27646.1580316070.2486.openwrt-devel@lists.openwrt.org> <20200129200716.44ef140a@kosmio.komorska> From: "Roger Pueyo Centelles | Guifi.net" <roger.pueyo@guifi.net> Autocrypt: addr=roger.pueyo@guifi.net; prefer-encrypt=mutual; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <20200129200716.44ef140a@kosmio.komorska> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200130_124053_570315_74803403 X-CRM114-Status: UNSURE ( 8.17 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [109.69.9.53 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain Hi Michal, El 29/1/20 a les 20:07, Michal Cieslakiewicz ha escrit: > Please try adding 'qca,nand-swap-dma;' to '&nand' section in > router dts file. This in theory should fix endianness problem. Yes, that worked! I also had to set nand-ecc-mode =3D "soft";, as two-byt= e blocks were still swapped. > By looking at C file, I have also found that this router uses > model-specific ath79_nfc_set_scan_fixup() routine - a functionality > that is not implemented in ath79, because there was no need for such > quirks, at least not until now. Could this be related to the fact that the detected chip has 128 MiB, but it is only usable up to 64 MiB? [=C2=A0=C2=A0=C2=A0 0.774760] nand: Samsung NAND 128MiB 3,3V 8-bit [=C2=A0=C2=A0=C2=A0 0.779480] nand: 128 MiB, SLC, erase size: 128 KiB, pa= ge size: 2048, OOB size: 64 [=C2=A0=C2=A0=C2=A0 0.787178] Scanning device for bad blocks [=C2=A0=C2=A0=C2=A0 0.797061] random: fast init done [=C2=A0=C2=A0=C2=A0 0.927117] 3 fixed-partitions partitions found on MTD = device ar934x-nand [=C2=A0=C2=A0=C2=A0 0.934024] Creating 3 MTD partitions on "ar934x-nand":= [=C2=A0=C2=A0=C2=A0 0.939338] 0x000000000000-0x000000040000 : "booter" [=C2=A0=C2=A0=C2=A0 0.945095] 0x000000040000-0x000000400000 : "kernel" [=C2=A0=C2=A0=C2=A0 0.950898] 0x000004000000-0x00000bc00000 : "ubi" [=C2=A0=C2=A0=C2=A0 0.955673] mtd: partition "ubi" extends beyond the end= of device "ar934x-nand" -- size truncated to 0x4000000 Kind regards, Roger ]