From: "Yannick Duchêne (Hibou57)" <yannick_duchene@yahoo.fr>
Subject: Re: Ada Tutor Web Site Shutting Down
Date: Thu, 19 May 2011 17:00:48 +0200
Date: 2011-05-19T17:00:48+02:00 [thread overview]
Message-ID: <op.vvqhbmpjule2fv@douda-yannick> (raw)
In-Reply-To: op.vvhph7v0lzeukk@jellix.jlfencey.com
Le Sat, 14 May 2011 23:19:09 +0200, Vinzent Hoefler
<0439279208b62c95f1880bf0f8776eeb@t-domaingrabbing.de> a écrit:
> That's not entirely accurate. Not even speaking of EMS or XMS, first
> there
> was the HMA, which added almost 64K (anyone remember A20?), then the big
> real (aka. unreal) mode was "invented". 32-Bit addressing required, but
> you could access the full 4 GB under native DOS. Good ol' times where I
> still knew every single interrupt or port address and it's purpose. ;)
(Yes, I remember the A20 line address, locked/unlocked via the keyboard
controller port). That was not so much handy, as this required a kind of
memory bank switching, just like the one there use to be on even older
computers (I learned it later, I was too much young at that time). Native
DOS was still 16 bits.
--
Si les chats miaulent et font autant de vocalises bizarres, c’est pas pour
les chiens.
“ c++; /* this makes c bigger but returns the old value */ ” [Anonymous]
next prev parent reply other threads:[~2011-05-19 15:00 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-06 23:04 Ada Tutor Web Site Shutting Down John Herro
2011-04-08 10:57 ` Thomas Løcke
2011-04-22 16:10 ` Brad Cantrell
2011-04-27 16:02 ` John Herro
2011-04-29 6:00 ` qunying
2011-05-05 12:29 ` John Herro
2011-05-05 17:52 ` Rugxulo
2011-05-05 21:12 ` Randy Brukardt
2011-05-07 8:36 ` Fritz Wuehler
2011-05-10 21:36 ` Rugxulo
2011-05-12 0:45 ` Randy Brukardt
2011-05-12 13:28 ` Rugxulo
2011-05-12 14:44 ` Georg Bauhaus
2011-05-12 17:40 ` Rugxulo
2011-05-12 18:24 ` Adam Beneschan
2011-05-12 22:17 ` DOS, was " Georg Bauhaus
2011-05-12 22:40 ` Adam Beneschan
2011-05-13 5:14 ` tmoran
2011-05-13 7:25 ` Georg Bauhaus
2011-05-13 20:32 ` Rugxulo
2011-05-13 22:25 ` Georg Bauhaus
2011-05-17 13:09 ` Paul Colin Gloster
2011-05-13 20:12 ` Rugxulo
2011-05-14 0:26 ` Randy Brukardt
2011-05-14 13:52 ` Yannick Duchêne (Hibou57)
2011-05-14 21:29 ` Rugxulo
2011-05-15 0:14 ` Rugxulo
2011-05-15 0:26 ` Rugxulo
2011-05-15 7:27 ` Niklas Holsti
2011-05-17 13:17 ` Paul Colin Gloster
2011-05-14 0:17 ` Randy Brukardt
2011-05-14 14:02 ` Yannick Duchêne (Hibou57)
2011-05-16 23:58 ` Randy Brukardt
2011-05-14 1:21 ` Adam Beneschan
2011-05-14 0:07 ` Randy Brukardt
2011-05-14 13:08 ` Yannick Duchêne (Hibou57)
2011-05-12 18:44 ` DOS, was " tmoran
2011-05-14 14:17 ` Yannick Duchêne (Hibou57)
2011-05-13 16:19 ` Paul Colin Gloster
2011-05-13 17:22 ` Frank J. Lhota
2011-05-13 18:10 ` Dmitry A. Kazakov
2011-05-14 0:03 ` Randy Brukardt
2011-05-14 14:21 ` Yannick Duchêne (Hibou57)
2011-05-16 23:49 ` Randy Brukardt
2011-05-14 21:22 ` Rugxulo
2011-05-19 14:56 ` Yannick Duchêne (Hibou57)
2011-05-14 12:44 ` Yannick Duchêne (Hibou57)
2011-05-14 21:20 ` Vinzent Hoefler
2011-05-14 12:32 ` Yannick Duchêne (Hibou57)
2011-05-14 21:19 ` Vinzent Hoefler
2011-05-19 15:00 ` Yannick Duchêne (Hibou57) [this message]
2011-05-12 19:19 ` Simon Wright
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