On Tue, Apr 20, 2010 at 02:45:36PM -0400, Pierre-Marc Fournier wrote: > Mathieu Desnoyers wrote: >> * Pierre-Marc Fournier ([email protected]) wrote: >>> Hi, >>> >>> This is to let you know that the UST in the git repository now >>> supports the PowerPC 32 architecture. >>> >>> http://git.dorsal.polymtl.ca/?p=ust.git;a=summary >>> >>> Testing is welcome. >>> >>> This will be in the next release. >> >> This port seems to rely on do_gettimeofday. Any plan to add ppc tb >> register-based trace clock ? >> > > Hi Mathieu, > > I did some tests. On my ppc32 system, this counter wraps in about 2 > minutes. Will LTTV tolerate well a wrapping time base?
ppc32 timebase is two separate registers, timebase upper and lower. I could certainly see the lower register (lower 32 bits) wrapping in about 2 min, but the upper should continue on. josh _______________________________________________ ltt-dev mailing list [email protected] http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
