On Fri, 2013-01-25 at 17:20 +0800, Wolfgang Denk wrote: > Dear Jim Lin, > > In message <1359097425-20517-1-git-send-email-ji...@nvidia.com> you wrote: > > TFTP booting is observed a little bit slow, especially when a USB > > keyboard is installed. > > The fix is to check whether Ctrl-C key is pressed every > > CONFIG_CTRLC_POLL_MS ms. > > If CONFIG_CTRLC_POLL_MS is not defined in configuration file, we > > define it as 1000. > > ...also: > > > +#ifndef CONFIG_CTRLC_POLL_MS > > +/* > > + * Process Ctrl-C every 1000 ms by default to improve performance > > + * (like TFTP boot) when interlaced with other tasks. > > + */ > > +#define CONFIG_CTRLC_POLL_MS 1000 > > +#endif > > +static unsigned long ctrlc_ts = CONFIG_CTRLC_POLL_MS; > > Don't set such a default. If this is good for you, OK. But for all > others, the behaviour should not change at all. > > > Also, are you positively sure that your callto get_timer() does not > mess up with other timers in the network subsystem? > OK. I will rewrite and check again. Thanks.
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