[U-Boot-Users] [PATCH] Blackfin: implement go/boote wrappers

Wolfgang Denk wd at denx.de
Mon Apr 21 01:38:02 CEST 2008


In message <1208583950-9454-1-git-send-email-vapier at gentoo.org> you wrote:
> Override the default go/boote handlers as we want to disable both data and
> instruction cache before executing external programs (since Blackfin cache
> handling requires a software handler in U-Boot which may be overwritten).

Umnmm... no. "go" is supposed to be return to U-Boot, i. e. it must
not overwrite (or otherwise meddle with) any U-Boot code.

I think you should not change cache status for "go".

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
... The things love can drive a man to -- the  ecstasies,  the  mise-
ries,  the broken rules, the desperate chances, the glorious failures
and the glorious victories.
	-- McCoy, "Requiem for Methuselah", stardate 5843.7




More information about the U-Boot mailing list