linux-kernel - Re: [PATCH] ARM: OMAP2+: Fix onenand initialization to avoid filesystem corruption

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <56B8F71A.7090102@gmail.com>
Date:	Mon, 8 Feb 2016 22:14:18 +0200
From:	Ivaylo Dimitrov <ivo.g.dimitrov.75@...il.com>
To:	Tony Lindgren <tony@...mide.com>
Cc:	rogerq@...com, khilman@...prootsystems.com, linux@....linux.org.uk,
	pali.rohar@...il.com, sre@...nel.org, aaro.koskinen@....fi,
	pavel@....cz, nm@...com, linux-omap@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ARM: OMAP2+: Fix onenand initialization to avoid
 filesystem corruption

Hi

On  8.02.2016 21:36, Tony Lindgren wrote:
>
> OK. So probably the INT or RDY polarity made the ECC not work.
>

Well, ECC disable bit (ONENAND_SYS_CFG1_NO_ECC) was set as well, so most 
probably it was the bugger :)

> Aaro, care to dump out also the nolo configured CFG1 value from
> n8x0 and n9(50)?
>
> You can do it by adding something like this to the beginning
> of set_onenand_cfg():
>

Also, do not forget to restore HWMOD_INIT_NO_RESET in gpmc_hwmod in 
question and (maybe) revert e7b11dc7b77bfce0a351230a5feeadc1d0bba997.

Regards,
Ivo