PDP11/23+ goes on
pkoning at equallogic.com
Mon Jun 20 09:42:24 CDT 2005
>>>>> "Allison" == Allison <ajp166 at bellatlantic.net> writes:
Allison> The problem with QBUS PDP-11 IDE is that I've not seen a
Allison> design that has a DMA implementation which make it slow.
Allison> Also drivers for common PDP-11 OSs other than unix are roll
Allison> your own, wich is possible IF you already have a working
Allison> system (with editors and asm).
Or worse... Adding any device driver to RSTS, never mind a disk
driver, requires a full source kit and a bunch of undocumented
procedures. That OS never supported customer-supplied device
RT and RSX are certainly more accommodating in that respect.
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