Reviewed-By : Olivier Martin <[email protected]> > -----Original Message----- > From: Laszlo Ersek [mailto:[email protected]] > Sent: 01 February 2015 14:44 > To: [email protected]; [email protected] > Subject: [edk2] [PATCH 2/4] ArmPkg: ArmArchTimerLib: use edk2- > conformant (UINT64 * UINT32) / UINT32 > > Contributed-under: TianoCore Contribution Agreement 1.0 > Signed-off-by: Laszlo Ersek <[email protected]> > --- > ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c | 8 +++++++- > 1 file changed, 7 insertions(+), 1 deletion(-) > > diff --git a/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c > b/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c > index 384a31a..bcddf1e 100644 > --- a/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c > +++ b/ArmPkg/Library/ArmArchTimerLib/ArmArchTimerLib.c > @@ -93,13 +93,19 @@ MicroSecondDelay ( > UINT64 TimerTicks64; > UINT64 SystemCounterVal; > > // Calculate counter ticks that can represent requested delay: > // = MicroSeconds x TICKS_PER_MICRO_SEC > // = MicroSeconds x Frequency.10^-6 > - TimerTicks64 = ((UINT64)MicroSeconds * PcdGet32 > (PcdArmArchTimerFreqInHz)) / 1000000U; > + TimerTicks64 = DivU64x32 ( > + MultU64x32 ( > + MicroSeconds, > + PcdGet32 (PcdArmArchTimerFreqInHz) > + ), > + 1000000U > + ); > > // Read System Counter value > SystemCounterVal = ArmGenericTimerGetSystemCount (); > > TimerTicks64 += SystemCounterVal; > > -- > 1.8.3.1 > > > > ----------------------------------------------------------------------- > ------- > Dive into the World of Parallel Programming. The Go Parallel Website, > sponsored by Intel and developed in partnership with Slashdot Media, is > your > hub for all things parallel software development, from weekly thought > leadership blogs to news, videos, case studies, tutorials and more. > Take a > look and join the conversation now. http://goparallel.sourceforge.net/ > _______________________________________________ > edk2-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/edk2-devel
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