2008-12-31 07:32:48 oprofile seem to not to work in my target( bf-533 ) ?
haiping zeng (CHINA)
Message: 67247
hello,
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my target info:
toolchain: blackfin-toolchain-08r1-8.i386.tar.gz
dist:uClinux-dist-2008R1-RC8.tar.bz2
target:bf-533
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i do it follow this paper:
http://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:oprofile&do=backlink
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when i first to use it ,i got this info
>bfin_opcontrol --init
mkdir: cannot create directory '/dev/oprofile': File exists
> bfin_opcontrol --start-daemon &
645
> KSDBG:get cputype=4,counts=1
Using 2.6+ OProfile kernel interface.
Reading module info.
Using log file /var/lib/oprofile/oprofiled.log
> bfin_opcontrol --start
> sleep 10
> bfin_opcontrol --dump
> opreport -l
warning: /vmlinux could not be found.
CPU: CPU with timer interrupt, speed 0 MHz (estimated)
Profiling through timer interrupt
samples % symbol name
2 100.000 (no symbols)
what wrong is it?
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2008-12-31 07:34:42 Re: oprofile seem to not to work in my target( bf-533 ) ?
Mike Frysinger (UNITED STATES)
Message: 67248
oprofile is broken in the current release
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2008-12-31 08:23:16 Re: oprofile seem to not to work in my target( bf-533 ) ?
haiping zeng (CHINA)
Message: 67251
Oh!that sounds terrible!
now ,i had to optimize a apps in uclinux runing in bf-533 target!
whether there is other tool to replace the oprofile well?
Thanks Mike!
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2008-12-31 08:38:32 Re: oprofile seem to not to work in my target( bf-533 ) ?
Mike Frysinger (UNITED STATES)
Message: 67252
not in the release
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2008-12-31 09:00:22 Re: oprofile seem to not to work in my target( bf-533 ) ?
haiping zeng (CHINA)
Message: 67254
oh,thanks
In which release? oprofile will be OK?
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2008-12-31 09:18:11 Re: oprofile seem to not to work in my target( bf-533 ) ?
Mike Frysinger (UNITED STATES)
Message: 67255
the next release it should be OK (2009R1)
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2009-01-01 03:06:41 Re: oprofile seem to not to work in my target( bf-533 ) ?
haiping zeng (CHINA)
Message: 67267
Thanks a lots!Mike!
Look forward to the next release as soon as possible.
i have another question :would the gprof be port to uclinux by cross compile tool(bfin-uclinux-gcc)?
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2009-01-01 04:04:16 Re: oprofile seem to not to work in my target( bf-533 ) ?
Mike Frysinger (UNITED STATES)
Message: 67268
there is no gprof support in uClibc. everything else in the toolchain already works.