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<h2 id=OpenBSD>
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<i>Open</i><b>BSD</b></a>
hppa64
</h2>
<hr>

<h3 id="history"><strong>History and Status:</strong></h3>

<p>
There was an HP PA-RISC 2.x port in the beginning stages with support
aimed for the 64-bit PA8x00-based HP workstations and servers.
It was discontinued after the 5.9 release.

<hr>
<h3 id="hardware"><strong>Supported hardware:</strong></h3>

<p>
As of now, no hardware is supported. Below is a list of models
aimed for support.

<h4>Unsupported models</h4>
<ul>
  <li>PA8500-based: A400/rp24x0, B1000/B2000, C3000, J5000/J7000, L1000/L2000
  <li>PA8600-based: A400/rp2450, B2000/B2600, C3600, J5600, J6000, L3000/rp5400
  <li>PA8700-based: A500/rp2470, C3700, J6700/J6750, N4000/rp74x0, rp8400
  <li>PA8800-based: A500-9x, C8000, rp3410, rp3440, rp4410, rp4440, rp7420, rp84x0
  <li>PA8900-based: C8000, rp3410, rp3440, rp4410, rp4440, rp7420, rp84x0
</ul>

<p>
However, the following machines run in 32-bit mode using the
<a href="hppa.html">OpenBSD/hppa</a> port:
<ul>
  <li>PA8000-based: C160, C180
  <li>PA8200-based: C200, C240, J2240
  <li>PA8500-based: B1000, B2000, C360, C3000, J5000, J7000
  <li>PA8600-based: B2600, C3600, J5600, J6000, J7600
  <li>PA8700-based: C3650, C3700, C3750, J6700, J6750
</ul>

<hr>

<h3 id="hwdocs"><strong>Hardware documentation:</strong></h3>

<ul>
<li><a href="http://ftp.parisc-linux.org/docs/arch/parisc2.0.pdf">PA-RISC 2.0 Instruction Set Architecture</a>;
<li><a href="http://ftp.parisc-linux.org/docs/arch/pdc20-v1.0-Ch4-procs.pdf">PA-RISC 2.0 Firmware Architecture Reference</a>;
<li><a href="http://ftp.parisc-linux.org/docs/arch/pdc20-v1.0-Ch3-entry.pdf">PA-RISC 2.0 Firmware Architecture Reference (entry points)</a>;
<li><a href="http://ftp.parisc-linux.org/docs/arch/pdc20-v1.0-Ch5-IODC.pdf">PA-RISC 2.0 Firmware Architecture Reference (IODC)</a>;
<li><a href="http://ftp.parisc-linux.org/docs/arch/pdc20-v1.0-Ch6-OS.pdf">PA-RISC 2.0 Firmware Architecture Reference (Operating System Interface)</a>;
<li><a href="http://ftp.parisc-linux.org/docs/arch/pdc20-v0.36-ChC-datafmt.pdf">PA-RISC 2.0 Firmware Architecture Reference (Memory Data Formats)</a>.
<li><a href="http://docs.hp.com/en/A3725-96022/index.html">HP 9000 V-Class Server</a>
</ul>