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

[Mike Frysinger <vapier@gentoo.org>]

On Monday 21 April 2008, Mike Frysinger wrote:
> On Monday 21 April 2008, Wolfgang Denk wrote:
> > Providing both a "go" and a "jump" command which differ just in cahce
> > handling seems broken to me. If you want to add such a feature,  then
> > I recommend to do it as part of "go", but make it optional, i. e. in-
> > troduce a new optional argument to the "go" command, something like
> >
> > 	go [ -cache={off,d-off,i-off,on,d-on,i-on} ] addr [ args ... ]
>
> cache is just an example.  other arches may want to do other sort of
> "system breakdown/cleanup" before relinquishing control.  option flags to
> commands really doesnt fit the style of u-boot (i expect that sort of
> painful option parsing in redboot, not really u-boot).
>
> so we can do:
> 	go [-noret] addr [args...]
> or we can add "jump" to cmd_boot.c and merge the differences by just using
> a function pointer to "do_go_exec" or "do_jump_exec".

untested poc attached
-mike
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