From: Detlev Zundel <dzu@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Problems using vxboot
Date: Mon, 22 Aug 2011 12:23:12 +0200 [thread overview]
Message-ID: <m2bovhu4mn.fsf@ohwell.denx.de> (raw)
In-Reply-To: <1QrmtL-1NYgTI0@fwd12.aul.t-online.de> (Reinhard's message of "Fri, 12 Aug 2011 10:14:55 +0200")
Hi Reinhard,
> i do not find a requirement that the cache needs to be off in the vxWorks manuals.
>
> The entry point sysInit(int) intended by Windriver to be called from
> the vxWorks bootrom, a very small vxWorks system.
> The routine is called by the go() handler in the bootrom, that clears
> the cache from start of image to end of usable memory.
>
> The POWERPC implementations only invalidates and disable the cache,
> the ARM implementations also flush it.
>
> U-boot will be on the save side, if it disables the data cache before
> calling vxWorks sysInit(int).
Then put this information in the commit log and resend your patch - I
don;t see why it should not be merged.
Thanks
Detlev
--
Music scenes ain't real life / They won't get rid of the bomb
Won't eliminate rape / Or bring down the banks / any kind of change
Takes more time and work / than changing channels on a TV set
-- Jello Biafra
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DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
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next prev parent reply other threads:[~2011-08-22 10:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-12 8:14 [U-Boot] Problems using vxboot Reinhard.Arlt at t-online.de
2011-08-22 10:23 ` Detlev Zundel [this message]
-- strict thread matches above, loose matches on Subject: below --
2011-08-06 8:12 Reinhard Arlt
2011-08-10 9:40 ` Detlev Zundel
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