From: York Sun <yorksun@freescale.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] [RFC] command/cache: Add flush_cache command
Date: Tue, 19 Mar 2013 15:07:33 -0700 [thread overview]
Message-ID: <5148E1A5.4030502@freescale.com> (raw)
In-Reply-To: <20130319230141.72357073@lilith>
On 03/19/2013 03:01 PM, Albert ARIBAUD wrote:
> What's the point of this command exactly? I can see the point of range
> flushes (and invalidates) in the code for drivers that use DMA, but as a
> shell command, I fail to see the interest of it.
>
I am actually expecting this question. We have a situation that an
application is copied by u-boot to its destination in memory. The code
needs to be "seen" in the main memory. Without flushing cache, it is
only visible to cores.
York
next prev parent reply other threads:[~2013-03-19 22:07 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-19 20:29 [U-Boot] [RFC] command/cache: Add flush_cache command York Sun
2013-03-19 22:01 ` Albert ARIBAUD
2013-03-19 22:07 ` York Sun [this message]
2013-03-19 23:32 ` Scott Wood
2013-03-20 13:59 ` Albert ARIBAUD
2013-03-20 14:58 ` Wolfgang Denk
2013-03-20 16:43 ` Scott Wood
2013-03-20 17:38 ` Albert ARIBAUD
2013-03-20 18:16 ` Scott Wood
2013-03-20 19:15 ` Tom Rini
2013-03-20 19:36 ` Scott Wood
2013-03-20 19:59 ` Tom Rini
2013-03-20 21:31 ` Scott Wood
2013-03-21 5:42 ` Wolfgang Denk
2013-03-21 5:39 ` Wolfgang Denk
2013-03-21 12:29 ` Tom Rini
2013-03-21 13:37 ` Wolfgang Denk
2013-03-21 18:22 ` Scott Wood
2013-03-21 19:25 ` Wolfgang Denk
2013-03-21 20:34 ` Scott Wood
2013-03-22 6:30 ` Albert ARIBAUD
2013-03-22 12:17 ` Tom Rini
2013-03-22 14:03 ` Wolfgang Denk
2013-03-22 14:29 ` Tom Rini
2013-03-22 15:57 ` Albert ARIBAUD
2013-03-22 16:48 ` Scott Wood
2013-03-22 17:19 ` Tom Rini
2013-03-22 20:39 ` Wolfgang Denk
2013-03-20 22:11 ` Albert ARIBAUD
2013-03-20 22:35 ` Scott Wood
2013-03-20 23:33 ` Michael Cashwell
2013-03-20 23:48 ` Scott Wood
2013-03-21 0:27 ` Michael Cashwell
2013-03-21 0:31 ` Scott Wood
2013-03-21 5:02 ` Sricharan R
2013-03-21 18:51 ` Scott Wood
2013-03-21 17:58 ` Albert ARIBAUD
2013-03-21 18:07 ` Scott Wood
2013-03-21 19:21 ` Wolfgang Denk
2013-03-20 19:40 ` York Sun
2013-03-20 14:51 ` Wolfgang Denk
2013-03-20 16:44 ` Scott Wood
2013-04-03 14:02 ` Jim Chargin
2013-04-18 17:09 ` Scott Wood
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