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Diff for /www/vax.html between version 1.24 and 1.25

version 1.24, 2001/10/01 13:22:07

version 1.25, 2001/10/01 21:35:21

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OpenBSD/vax began in early 2000 when architecture specific code was adapted

from NetBSD's very mature port to these systems, and smaller imports still

from NetBSD's very mature port to these systems. Smaller imports still

occur as useful changes happen in that OS. However, we are by no means wholly

occur as useful changes happen in that OS, but not wholly derivative, changes

derivative; most of the changes below have in fact been backported to NetBSD.

in our port are often backported to NetBSD. The result of all this work is

The result of all this work is an OS environment that is comfortable and

an Operating System that is stable and familiar to any OpenBSD user.

familiar to any OpenBSD user.

Significant changes between 2.9 and 3.0:

<ul>

<li>Support for a couple more machines added.

<li>Event counters attached to most devices. (from NetBSD)

<li>More addressing modes added to the emulation system. (work by Jim Uhl)

</ul>

Significant changes between 2.8 and 2.9:

<ul>

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OpenBSD runs on a wide variety of VAX hardware, but our

<a href="want.html#vax">inventory of systems</a>

is limited. We may actually run on your hardware even if it's not listed

is limited. OpenBSD/vax may actually run on your hardware even if it's not

here. We rely on your feedback to know what is supported, and what

listed here, so we rely on your testing and feedback to keep this list up to

needs work. After you finish installing and road testing your new system,

date. After you finish installing and road testing your new system, consider

consider running "dmesg |mail dmesg@openbsd.org" to help us determine

running "dmesg |mail dmesg@openbsd.org" to help us determine what types of

what types of hardware people are using. The machines listed on this page

hardware people are using.

are known to be working as of the most recent release.

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<li>VAX 4000/300

</ul>

</td>

Projects being worked on:

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<ul>

<li>vaxstation 2000's hdc9224 (floppy/mfm hard disk controller)

<li>qbus tk50/tk70 tape drives

<li>shared libraries? good idea?

<li>shared libraries? eventually...

<li>support for new systems as we obtain them

<li>graphics console support

<li>support for LCG or SPGFX framebuffers (if we can find programming info)

</ul>

Documentation we're looking for:

<ul>

<li>Programming info for LCG or SPGFX framebuffers

<li>Software references for DSSI or MSCP

<li>Any edition VARM

</ul>

Known problems:

<ul>

<li>optimizer bugs in gcc

<li>toolchain issues - overzealous gcc optimizer

<li>pmap - addressing limits

</ul>

</td>