[Info-vax] Console optiosn on x86

Chris Scheers chris at applied-synergy.com
Fri May 1 13:29:26 EDT 2015


Bob Koehler wrote:
> In article <mhtpf6$c5u$1 at dont-email.me>, Chris Scheers <chris at applied-synergy.com> writes:
>> Bob Koehler wrote:
>>> In article <mhtj0q$ghv$1 at dont-email.me>, David Froble <davef at tsoft-inc.com> writes:
>>>> What if VMS was able to use the provided drivers?
>>>    The driver is an extension to the kernel.  If you change the VMS
>>>    kernel that much, it isn't VMS.
>> I can see adding a compatibility layer as a "class" driver that could 
>> map/translate functions.  This could be done with minimal or no changes 
>> to the kernel.
>>
>> It wouldn't be easy.  I suspect it would also have significant overhead.
> 
>    I thin you'ld have to drill holes thourgh the kernel to get it to
>    work.  The resuting swiss cheese is something I'd not care for.

Not necessarily.  It's something like the current class/port 
architecture.  A port driver is not a VMS driver.  It talks to the class 
driver, which is a VMS driver.

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Chris Scheers, Applied Synergy, Inc.

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