Date: Tue, 22 Aug 1995 03:30:41 +1000 From: Bruce Evans <bde@zeta.org.au> To: bde@zeta.org.au, gibbs@freefall.FreeBSD.org Cc: hackers@freefall.FreeBSD.org Subject: Re: Clock interrupts during probes? Message-ID: <199508211730.DAA02704@godzilla.zeta.org.au>
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>I need access to timeout(), not tsleep() for the work in the upperlevel >SCSI code, so I don't need a process context. Most of the DELAY() calls >in the aic7xxx driver stem from that fact that I can't use timeouts during >boot and must poll in order to do a timeout. You need tsleep() for the most time-consuming operation, which is DELAY(1000000 * SCSI_DELAY) in scsiconf.c (default 15 seconds). This is very annoying when there are multiple scsi controllers or other slow to start devices that could be started in parallel. Bruce
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