Date: Thu, 07 Dec 1995 12:12:04 +0200 From: Mark Murray <mark@grondar.za> To: Peter Wemm <peter@freefall.freebsd.org> Cc: CVS-committers@freefall.freebsd.org, cvs-sys@freefall.freebsd.org Subject: Re: cvs commit: src/sys/i386/isa bt742a.c Message-ID: <199512071012.MAA10454@grumble.grondar.za>
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> peter 95/12/07 01:13:52 > > Modified: sys/i386/isa bt742a.c > Log: > Implement detection of whether or not bounce-buffering is required > for the particular card in use. At the moment, I've set it to any of > the bt445S VLB cards (not the bt445C which apparently work) and the > bt5xx series (isa cards). The 742 and PCI cards should not need it. :-) > > It may be useful to have something like this: > #ifndef BOUNCE_BUFFERS > if (bounce_buffers_required && more_than_16MB_ram) > panic("this card requires bounce buffers for more than 16MB ram!") > #endif How hard would this be? if (bounce_buffers_required && more_than_16MB_ram) { log_message("this card requires bounce buffers for more than 16MB ram!"); turn_on_bounce_buffers(); } M -- Mark Murray 46 Harvey Rd, Claremont, Cape Town 7700, South Africa +27 21 61-3768 GMT+0200 Finger mark@grumble.grondar.za for PGP key
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