<html><head></head><body>a 64-bit cpu written in the typescript hardware description language
build/run:
<ul>
<li>install node and the yarn package manager.</li>
<li><code>yarn install</code></li>
<li>download a latest master zig binary from <a href="https://ziglang.org/download/" target="_blank" rel="noopener">here</a> (being developed on <code>0.8.0-dev.1342+4f11a88b9</code>)</li>
<li>
<code>zig build run</code> (note <code>node</code> must be in your path)</li>
</ul>
status:
<ul>
<li>supports a few instructions (check <a href="https://github.com/pfgithub/cpu/blob/master/src/docs.md" target="_blank" rel="noopener">docs</a> for a list of supported instructions)</li>
</ul>
goals:
<ul>
<li>cpu</li>
<li>instructions and registers and stuff</li>
<li>two permission levels, one full permission, one with memory accesses routed through a page table and no i/o permission</li>
<li>very basic operating system that lets a user program allocate memory and read/write from/to the screen</li>
<li>very basic user program that tests some stuff</li>
</ul>
</body></html>