[U-Boot] [PATCH] arm: Kirkwood: add SYSRSTn Duration Counter Support
Prafulla Wadaskar
prafulla at marvell.com
Fri Aug 7 05:39:05 CEST 2009
> -----Original Message-----
> From: Wolfgang Denk [mailto:wd at denx.de]
> Sent: Thursday, August 06, 2009 7:53 PM
> To: Prafulla Wadaskar
> Cc: u-boot at lists.denx.de; Ashish Karkare; Prabhanjan Sarnaik
> Subject: Re: [U-Boot] [PATCH] arm: Kirkwood: add SYSRSTn
> Duration Counter Support
>
> Dear Prafulla Wadaskar,
>
> In message
> <1249583526-22532-1-git-send-email-prafulla at marvell.com> you wrote:
> > This feature can be used to trigger special command
> "sysrst_cmd" using
> > reset key long press event (useful for reset to factory or
> > manufacturing mode execution)
>
> Cool.
>
> > Implementation: upon long reset assertion (> 5secs)
> sysrst_cmd will be
> > executed if pre-defined in environment variables
>
> I like the feature, but I don't like the hardwired timeout value.
>
> > +#ifndef CONFIG_SYS_RST_THRESHOLD_TIME
> > +#define CONFIG_SYS_RST_THRESHOLD_TIME 5
> > +#endif /* CONFIG_SYS_RST_THRESHOLD_TIME */
>
> Could you please use an environment variable for this, i. e.
> "sysrstcmd" and "sysrstdelay" (note that I omitted the
> underscore, too, because it looks ugly to me). This goes more
> in line with existing definitions like "bootcmd" and "bootdelay".
This was in my mind too, the changes are ready, thanks for suggesting better names for environment variables.
I will post v2 for the same
Regards...
Prafulla . .
>
> Thanks.
>
> Best regards,
>
> Wolfgang Denk
>
> --
> DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
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> Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email:
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> to "rm /bin/csh" unless they fix their blasted shell. :-)
> - Larry Wall in Configure from the perl distribution
>
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