Hi Marek, On Wed, 16 Oct 2019 at 10:44, Marek Vasut <[email protected]> wrote: > > On 10/16/19 6:40 PM, Simon Glass wrote: > > Hi Marek, > > Hi, > > > On Wed, 16 Oct 2019 at 02:55, Marek Vasut wrote: > >> > >> On 10/16/19 3:30 AM, Simon Glass wrote: > >>> Hi Marek, > >> > >> Hi, > >> > >>> On Tue, 15 Oct 2019 at 14:43, Marek Vasut wrote: > >>>> > >>>> Add get_timer_us(), which is useful e.g. when we need higher > >>>> precision timestamps. > >>> > >>> Can we use timer_get_us()? It seems confusing to have two. > >> > >> Nope, that one doesn't have the range (unsigned long vs. u64) and also > >> doesn't behave the same way as old get_timer(). I wanted something which > >> is similar, just for uS instead of mS. > > > > Can you add comments to your patch to indicate what is going on any > > why to use this? > > > > Bootstage uses ulong which is enough for about an hour. How long is > > U-Boot running? > > It can run as long as anyone needs. > > > If you are using differential times, presumably for timeouts, then > > there seems to be little reason to need u64. > > I use it for logging timestamps during profiling, e.g. of the EHCI driver.
Have you tried bootstage? Regards, Simon _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
