Date: Wed, 16 Aug 2006 00:30:56 +0400 From: Roman Kurakin <rik@inse.ru> To: Julian Elischer <julian@elischer.org> Cc: freebsd-hackers@freebsd.org, m.ehinger@ltur.de Subject: Re: nanosecond delay in kernel module Message-ID: <44E22F00.6090102@inse.ru> In-Reply-To: <44E21BE1.5070004@elischer.org> References: <OFB9891F5F.4900C9BC-ONC12571CB.005D5D63-C12571CB.005E00BB@gateway-inter.net> <44E21BE1.5070004@elischer.org>
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Hi, Julian Elischer: > m.ehinger@ltur.de wrote: > >> Hi, >> >> what is the official way to delay in a kernel module for about 10 >> nanoseconds (1/1,000,000,000th second). >> >> I found DELAY(9), but it uses microseconds (1/1,000,000th second). >> >> > > at this time there is none. maybe you can write one? > You probably need to find some machine instructions with a known delay Probably PCI read/write ... rik > >> Any help would be appeciated >> >> Maik >> >> _______________________________________________ >> freebsd-hackers@freebsd.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-hackers >> To unsubscribe, send any mail to >> "freebsd-hackers-unsubscribe@freebsd.org" >> >> > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to > "freebsd-hackers-unsubscribe@freebsd.org"
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