On 8 May 98 09:55pm, Murray Smith wrote to Charles Jackson:
 MS> Charles Jackson wrote in a message to All:
 CJ> Recently (today)  I added a SCSI-II CR-R (Yamaha 4000) to my OS/2
 CJ> system.
 CJ> The SCSI card that came with the kit is an Adaptec AIC-6x60 ISA
 CJ> Single-Chip SCSI Controller.
 CJ> I seem to remember a discussion a long time ago that if a 16bit
 CJ> SCSI card is used in an os2 system, that all memory over 16 megs
 CJ> can only be used as a swap file.  Since I have 64megs RAM installed
 CJ> I'm concerned about this.
 CJ> Does the 16meg limit apply to this particular card?  Should I
 CJ> replace the card with a PCI card?  If so, then which PCI card
 CJ> should I get?
 MS> I don't think so, My BBS computer, runs with a AHA-1502 SCSI
 MS> Controller which is a AIC-6360 Single-chip SCSI Controller, and
 MS> it has 20 MB of memory in it, and i can access all the memory
 MS> in it.  No problem, so i guess the answer is, Yes, you can use
 MS> _ALL_ your memory if you have a AIC-6x60 PIO SCSI Controller.
 MS> (Atleast in my case you can and that is what i am basing it on)
 MS> - BTW: I use OS/2 Warp 4
The AIC-6x60 (AHA-152x) controller is not a bus mastering controller so
the 16MB limitation does not apply.
George
... Calm down. It's only ones and zeros.
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