Date: Thu, 22 Sep 2011 10:55:23 -0700 From: David Somayajulu <david.somayajulu@qlogic.com> To: "freebsd-current@freebsd.org" <freebsd-current@FreeBSD.org>, "freebsd-drivers@freebsd.org" <freebsd-drivers@freebsd.org> Subject: Choosing between DELAY(useconds) and pause() Message-ID: <75E1A2A7D185F841A975979B0906BBA67BCCAB7609@AVEXMB1.qlogic.org>
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It appears that the pause() function cannot be used in driver functions whi= ch are invoked early in the boot process. Is there is a kernel api which a = device driver can use to determine whether to use pause() or DELAY(), for d= elays which are say greater than 10hz - may be even 1 hz ? Cheers, David S. ________________________________ This message and any attached documents contain information from QLogic Cor= poration or its wholly-owned subsidiaries that may be confidential. If you = are not the intended recipient, you may not read, copy, distribute, or use = this information. If you have received this transmission in error, please n= otify the sender immediately by reply e-mail and then delete this message.
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