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From: David Hawkins <dwh@ovro.caltech.edu>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] RFQ: disable flash writes until after relocation?
Date: Mon, 21 Jul 2008 10:22:14 -0700	[thread overview]
Message-ID: <4884C5C6.6020904@ovro.caltech.edu> (raw)
In-Reply-To: <20080720200750.F16F8248BF@gemini.denx.de>

Hi Wolfgang,

>> We recently debugged a problem where a Flash write on
>> MPC8349E and MPC8349EA processor boards was accidentally
>> occurring during board initialization.
> 
> A write to flash should not matter at all.

Thats what I thought, until I saw the logic analyzer
trace show otherwise ...

>> This would protect against writes to the boot flash.
> 
> This is not the way to go. Hushing up problems has never been a
> solution. Instead, let's find and fix the culprit.
> 
>> I figured I'd gauge if there was any interest in adding
>> this feature before looking into it further.
> 
> Frankly: I saee this as a non-issue. Let's rather fix the bug instead.

Yep, fair enough. I figured that might be the consensus,
hence I did not look into it too much.

Cheers,
Dave

  parent reply	other threads:[~2008-07-21 17:22 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-16 22:28 [U-Boot-Users] Freescale MPC8349EMDS hang on boot Ira Snyder
2008-07-17 21:54 ` Kim Phillips
2008-07-17 22:50   ` Ira Snyder
2008-07-18 11:59     ` Jerry Van Baren
2008-07-18 17:28       ` Ira Snyder
2008-07-18 18:17         ` Jerry Van Baren
2008-07-18 19:24           ` Ira Snyder
2008-07-18 19:57             ` Jerry Van Baren
2008-07-19  1:52               ` David Hawkins
2008-07-19  5:32                 ` Timur Tabi
2008-07-19 17:17                   ` David Hawkins
2008-07-19 17:49                   ` [U-Boot-Users] RFQ: disable flash writes until after relocation? David Hawkins
2008-07-20 20:07                     ` Wolfgang Denk
2008-07-21 15:48                       ` Timur Tabi
2008-07-21 17:46                         ` David Hawkins
2008-07-21 18:43                           ` Timur Tabi
2008-07-21 18:33                         ` Wolfgang Denk
2008-07-21 17:22                       ` David Hawkins [this message]
2008-07-21 11:58                     ` Jerry Van Baren
2008-07-21 17:36                       ` David Hawkins
2008-07-21 17:56                         ` Jerry Van Baren
2008-07-21 18:45                           ` David Hawkins
2008-07-22 23:14                   ` [U-Boot-Users] Freescale MPC8349EMDS BCSR corruption David Hawkins
2008-07-23  6:16                     ` Dave Liu
2008-07-23  6:34                       ` Dave Liu
2008-07-23 17:25                       ` Ira Snyder
2008-07-29  1:36                       ` David Hawkins
2008-07-29  3:42                         ` David Hawkins
2008-10-08  3:50                           ` [U-Boot] " David Hawkins
2008-10-09  5:46                             ` Liu Dave-R63238
2008-07-17 23:18   ` [U-Boot-Users] Freescale MPC8349EMDS hang on boot Ira Snyder

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