On Fri, 1 Mar 2013 16:11:36 +0000 Akshay Saraswat <aksha...@samsung.com> wrote:
> Samsung Enterprise Portal mySingle > > > > Hi Kim, > > > > >On Thu, 28 Feb 2013 11:08:21 +0000 > > >Akshay Saraswat <aksha...@samsung.com> wrote: > > > > > >> >On Wed, 27 Feb 2013 10:24:39 -0500 > > >> > > >> >Akshay Saraswat <aksha...@samsung.com> wrote: > > > > > >can you fix your mailer to not double space lines? > > > > Sorry for the disarranged text. I hope this time it is good. > > As you can see, no. It looks like you didn't change anything. I have to manually single-space things below. > >> So, I have incremented this value > >> to 500 which shall be good enough for the lowest of all frequencies. But I > >> guess what we > >> need here is some formula, to calculate timeout on the basis of frequency, > >> which is nowhere > >> defined. > > >That's odd - I see a bunch of frequencies advertised in > >arch/arm/cpu/armv7/exynos/clock.c. > >Or how about using a cycle counter instead? > >btw, where can I find documentation for the ACE? > > I tried with different frequencies and data sizes and found that it takes 2 > to 3 msecs in all the cases. > Since, it is hardware accelerated encoding it is supposed to behave in this > same manner. > But the current version of u-boot behaves mysteriously and slow downs when > pressed enter for long. > In the above case mentioned I even saw time took to be more than 100 msecs > for all the cases. > I think it would not be a better idea to timeout encoding acceleration. > But still if it is needed, cycle counter suggestion would be a great solution. it depends on whether the h/w can fault during its operation. > You can read Exynos5250 manual's "Security subsystem" section, which I > referred for this. you mean this?: http://www.samsung.com/global/business/semiconductor/file/product/Exynos_5_Dual_User_Manaul_Public_REV100-0.pdf There is no "Security subsystem" section. Kim _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
