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From: Ilya Yanok <yanok@emcraft.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH 4/6] davinci_emac: fix for running with dcache enabled
Date: Fri, 14 Oct 2011 02:22:11 +0400	[thread overview]
Message-ID: <4E976493.7010204@emcraft.com> (raw)
In-Reply-To: <4E92F05F.4030501@denx.de>

Hi Stefano,

On 10.10.2011 17:17, Stefano Babic wrote:
>>> Should we not be sure that size is rounded up to align with the cache
>>> line size ?
>>
>> Surely we should. Actually it's not the size that has to be aligned but
>> the buffer itself. Is there any generic API to get the cache line size?
> 
> There is a CONFIG_SYS_CACHELINE_SIZE. However, I see recent patches that

Yes, that's what I need. But it looks like it's defined mostly for the
PPC boards..

> can help in our case ( cache: add ALLOC_CACHE_ALIGN_BUFFER macro):
> 
> http://patchwork.ozlabs.org/patch/117698/

Hm.. Well, actually I need to align the static buffer, so I don't need
this, __aligned(CONFIG_SYS_CACHELINE_SIZE) does the trick.

Regards, Ilya.

  parent reply	other threads:[~2011-10-13 22:22 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-05 23:36 [U-Boot] [RFC PATCH 0/0] Support for DaVinci EMAC on TI AM35xx Ilya Yanok
2011-10-05 23:36 ` [U-Boot] [PATCH 1/6] davinci_emac: move arch-independent defines to separate header Ilya Yanok
2011-10-06 21:02   ` Wolfgang Denk
2011-10-10 21:23     ` Ilya Yanok
2011-10-05 23:36 ` [U-Boot] [PATCH 2/6] davinci_emac: use internal addresses in buffer descriptors Ilya Yanok
2011-10-06 21:02   ` Wolfgang Denk
2011-10-05 23:36 ` [U-Boot] [PATCH 3/6] davinci_emac: conditionally compile specific PHY support Ilya Yanok
2011-10-05 23:36 ` [U-Boot] [PATCH 4/6] davinci_emac: fix for running with dcache enabled Ilya Yanok
2011-10-07 17:34   ` Mike Frysinger
2011-10-09 10:41     ` Ilya Yanok
2011-10-09 13:21       ` Laurence Withers
2011-10-09 15:56       ` Mike Frysinger
2011-10-13 22:18         ` Ilya Yanok
2011-10-10 12:35   ` Stefano Babic
2011-10-10 13:03     ` Ilya Yanok
2011-10-10 13:17       ` Stefano Babic
2011-10-10 13:39         ` Wolfgang Denk
2011-10-10 15:24           ` Mike Frysinger
2011-10-10 17:44             ` Wolfgang Denk
2011-10-10 17:55               ` Mike Frysinger
2011-10-10 17:58               ` Anton Staaf
2011-10-10 18:31                 ` Wolfgang Denk
2011-10-10 18:45                   ` Anton Staaf
2011-10-10 23:29                     ` Anton Staaf
2011-10-13 20:03                     ` Wolfgang Denk
2011-10-13 20:19                       ` Anton Staaf
2011-10-13 20:31                         ` Wolfgang Denk
2011-10-13 20:40                           ` Anton Staaf
2011-10-13 20:47                             ` Wolfgang Denk
2011-10-13 20:36                       ` Mike Frysinger
2011-10-13 20:44                         ` Anton Staaf
2011-10-13 22:22         ` Ilya Yanok [this message]
2011-10-05 23:36 ` [U-Boot] [PATCH 5/6] davinci_emac: hardcode 100Mbps for AM35xx and RMII Ilya Yanok
2011-10-05 23:36 ` [U-Boot] [PATCH 6/6] AM35xx: add EMAC defines Ilya Yanok
2011-10-06 21:01   ` Wolfgang Denk

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