From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] cfi_flash.c and lost volatile qualifier
Date: Wed, 30 Apr 2008 17:38:30 +0200 [thread overview]
Message-ID: <20080430153830.3CC7024681@gemini.denx.de> (raw)
In-Reply-To: Your message of "Wed, 30 Apr 2008 10:43:16 EDT." <48188584.3060109@ge.com>
In message <48188584.3060109@ge.com> you wrote:
>
> The solution in the PowerPC world is to add a "eieio" or "sync"
> instruction[1] appropriately[2], which prevents the bus interface unit
> from reordering the memory operations.
No, the solution for ALL architectures is to use the appropriate
accessor macros which take care of such things (and probably contain
calls like sync or similar).
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
Unix: Some say the learning curve is steep, but you only have to
climb it once. - Karl Lehenbauer
next prev parent reply other threads:[~2008-04-30 15:38 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-08 14:32 [U-Boot-Users] drivers MMCplus for at91sam9x Pierre Savary
2008-04-09 17:49 ` Jean-Christophe PLAGNIOL-VILLARD
2008-04-10 10:32 ` Pierre Savary
2008-04-10 22:31 ` Ken.Fuchs at bench.com
2008-04-11 8:26 ` Pierre Savary
2008-04-11 15:48 ` Pierre Ossman
2008-04-11 18:54 ` Ken.Fuchs at bench.com
2008-04-12 9:28 ` Pierre Ossman
2008-04-15 10:18 ` Pierre Savary
2008-04-15 16:51 ` Ken.Fuchs at bench.com
[not found] ` <-6021840981243159212@unknownmsgid>
2008-04-15 19:25 ` Andy Fleming
2008-04-16 8:55 ` Pierre Savary
2008-04-16 23:30 ` Ken.Fuchs at bench.com
2008-04-22 11:55 ` Pierre Savary
2008-04-22 15:07 ` [U-Boot-Users] [PATCH] Add eSDHC driver Andy Fleming
2008-04-22 16:53 ` Anton Vorontsov
2008-04-23 19:23 ` Ken.Fuchs at bench.com
2008-04-24 6:24 ` Pierre Savary
2008-04-29 19:45 ` [U-Boot-Users] drivers MMCplus for at91sam9x Ken.Fuchs at bench.com
2008-04-29 20:20 ` [U-Boot-Users] cfi_flash.c and lost volatile qualifier Adrian Filipi
2008-04-29 20:43 ` Wolfgang Denk
2008-04-29 21:10 ` Adrian Filipi
2008-04-29 21:16 ` Jerry Van Baren
[not found] ` <alpine.DEB.1.10.0804300949360.13610@pmy.adscville>
2008-04-30 14:43 ` Jerry Van Baren
2008-04-30 15:11 ` Joakim Tjernlund
2008-04-30 15:21 ` Scott Wood
2008-04-30 15:34 ` Joakim Tjernlund
2008-04-30 15:41 ` Wolfgang Denk
2008-04-30 16:02 ` Scott Wood
2008-04-30 16:11 ` Joakim Tjernlund
2008-04-30 15:35 ` [U-Boot-Users] PPC sync/eieio (was cfi_flash.c and lost volatile qualifier) Jerry Van Baren
2008-04-30 15:38 ` Wolfgang Denk [this message]
2008-04-30 15:51 ` [U-Boot-Users] cfi_flash.c and lost volatile qualifier Jerry Van Baren
2008-05-08 11:17 ` Haavard Skinnemoen
2008-05-08 14:05 ` Adrian Filipi
2008-05-08 16:27 ` Haavard Skinnemoen
2008-04-30 14:20 ` [U-Boot-Users] drivers MMCplus for at91sam9x Pierre Savary
2008-04-30 16:25 ` Ken.Fuchs at bench.com
2008-04-30 20:31 ` Ken.Fuchs at bench.com
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