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From: Hannes Schmelzer <hannes@schmelzer.or.at>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] mtd: nand: mxs: fix cache alignment for cache lines >32
Date: Wed, 3 Aug 2016 22:05:36 +0200	[thread overview]
Message-ID: <57A24E90.5030104@schmelzer.or.at> (raw)
In-Reply-To: <20160803180908.GA9942@bill-the-cat>

On 08/03/2016 08:09 PM, Tom Rini wrote:
> On Wed, Aug 03, 2016 at 02:39:47PM -0300, Fabio Estevam wrote:
>> On Wed, Aug 3, 2016 at 1:13 PM, Stefan Agner <stefan@agner.ch> wrote:
>>
>>> As you noted, this particular case is due to cache flush of the page
>>> table and should be fixed with:
>>> arm: cache: always flush cache line size for page table
>> Yes, just noticed that on a imx7d-sdb I still get these cache warnings
>> even with "arm: cache: always flush cache line size for page table"
>> applied:
>>
>> ....
>> Filename 'zImage'.
>> Load address: 0x80800000
>> Loading: #################################################################
>>           #################################################################
>>           #################################################################
>>           #################################################################
>>           #################################################################
>>           #################################################################
>>           #################################################################
>>           #############################################
>>           9.1 MiB/s
>> done
>> Bytes transferred = 7334512 (6fea70 hex)
>> CACHE: Misaligned operation at range [80800000, 80efea70]
> I feel like we must have done something wrong of late, can you bisect
> when these came in?  Thanks!
The mistake(s) must have been long time ago, but since commit 
bcc53bf095893fbdae531a9a7b5d4ef4a125a7fc it comes out visible.

I think we have to check every those warning for correct alignment.

cheers,
Hannes

      parent reply	other threads:[~2016-08-03 20:05 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-02  6:55 [U-Boot] [PATCH] mtd: nand: mxs: fix cache alignment for cache lines >32 Stefan Agner
2016-08-02  8:17 ` Stefano Babic
2016-08-03  7:57 ` Stefano Babic
2016-08-03 13:51 ` Fabio Estevam
2016-08-03 16:13   ` Stefan Agner
2016-08-03 17:39     ` Fabio Estevam
2016-08-03 18:09       ` Tom Rini
2016-08-03 18:29         ` Fabio Estevam
2016-08-03 18:35           ` Simon Glass
2016-08-03 18:44             ` Fabio Estevam
2016-08-03 19:08               ` Simon Glass
2016-08-03 19:43                 ` Stefan Agner
2016-08-03 19:18               ` Stefan Agner
2016-08-03 20:05         ` Hannes Schmelzer [this message]

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