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From: Andrew Lunn <andrew@lunn.ch>
To: Yusuke Matsuoka <yusuke@ee.ucla.edu>
Cc: 'Andrew Lunn' <andrew@lunn.ch>, 'Gary Thomas' <gary@mlbassoc.com>,
	ecos-discuss@sources.redhat.com
Subject: Re: [ECOS] how to link "gettimeofday" with arm-elf-gcc?
Date: Thu, 20 Nov 2003 22:40:00 -0000	[thread overview]
Message-ID: <20031120224047.GF2130@lunn.ch> (raw)
In-Reply-To: <001101c3afb6$7eac0fe0$99596180@worldcup>

On Thu, Nov 20, 2003 at 02:34:43PM -0800, Yusuke Matsuoka wrote:
> Hi Andrew and Gary,
> 
> Thanks for the reply.
> 
> I want to run the KVM(K virtual machine for Java) on eCos and
> want to measure the exec time of my Java application on the board.
> The original KVM implementation uses "gettimeofday", and I got
> the linker error.
> 
> Since I need a *millisecond* resolution, is there a better way 
> rather than including snmp?

cyg_current_time() will return the number of 10ms ticks since the
scheduler was started. 

Or you could run the test program 1,000,000 times and use a wallclock!

          Andrew

-- 
Before posting, please read the FAQ: http://sources.redhat.com/fom/ecos
and search the list archive: http://sources.redhat.com/ml/ecos-discuss

  parent reply	other threads:[~2003-11-20 22:40 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-11-20 17:52 [ECOS] Sending Raw Ethernet packets (ether_output, ether_output_frame, __enet_send ?) kevin_lemay
2003-11-20 18:44 ` Andrew Lunn
2003-11-20 21:47   ` [ECOS] how to link "gettimeofday" with arm-elf-gcc? Yusuke MATSUOKA
2003-11-20 22:06     ` Andrew Lunn
2003-11-20 22:34       ` Yusuke Matsuoka
2003-11-20 22:38         ` Gary Thomas
2003-11-20 22:40         ` Andrew Lunn [this message]
2003-11-20 22:09     ` Gary Thomas

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