From: toby@smartgames.ca (Toby Thain)
Subject: [TUHS] [pups] Ancient Unixes
Date: Mon, 24 Apr 2006 17:51:19 -0400 [thread overview]
Message-ID: <BAYC1-PASMTP0196654153CC3CD96D165BBFBE0@CEZ.ICE> (raw)
In-Reply-To: <1145912427.9595.28.camel@linux.site>
On 24-Apr-06, at 5:00 PM, Guy Sotomayor wrote:
> On Mon, 2006-04-24 at 16:44 -0500, Norman Wilson wrote:
>> Bill Cunningham:
>>
>> I am copying all I can from the unix archive and will burn it
>> to cd
>> because I know how precious they are. But what I was thinking
>> was v5,6,7 for
>> example. Take them and add USB support. Linux would be a good
>> example from
>> which to draw from. Because it's Posix. Much more could be adde
>> to /dev.
>>
>> =======
>>
>> Has anyone ever made a UNIBUS or Qbus USB card?
>
> The problem isn't so much the hardware, it's the software. A USB
> stack
> (OHCI/UHCI) isn't exactly small and I doubt you could create a driver
> stack that would fit in a PDP-11's 16 bit address space (ie TCP/IP
> is a
> stretch in that it only works on systems with 22-bit addressing and
> I'd
> say that a USB stack is *at least* as complicated as a TCP/IP stack).
No, it certainly is possible. I've used USB stacks on much smaller
devices, such as Microchip PIC18. That is not a full-featured stack,
but certainly enough to do quite a lot.
TCP/IP doesn't have to be large either. See Adam Dunkel's uIP: http://
www.sics.se/~adam/uip/
--Toby
>
> --
>
> TTFN - Guy
>
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> PUPS at minnie.tuhs.org
> https://minnie.tuhs.org/mailman/listinfo/pups
prev parent reply other threads:[~2006-04-24 21:51 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-24 21:44 [pups] [TUHS] " Norman Wilson
2006-04-24 21:00 ` [TUHS] [pups] " Guy Sotomayor
2006-04-24 21:51 ` Toby Thain [this message]
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