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*/ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */
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<a href='https://github.com/akkartik/mu/blob/main/baremetal/ex4.mu'>https://github.com/akkartik/mu/blob/main/baremetal/ex4.mu</a>
<pre id='vimCodeElement'>
<span id="L1" class="LineNr"> 1 </span><span class="muComment"># Draw a character using the built-in font (GNU unifont)</span>
<span id="L2" class="LineNr"> 2 </span><span class="muComment">#</span>
<span id="L3" class="LineNr"> 3 </span><span class="muComment"># To build a disk image:</span>
<span id="L4" class="LineNr"> 4 </span><span class="muComment">#   ./translate_mu_baremetal baremetal/ex4.mu     # emits disk.img</span>
<span id="L5" class="LineNr"> 5 </span><span class="muComment"># To run:</span>
<span id="L6" class="LineNr"> 6 </span><span class="muComment">#   qemu-system-i386 disk.img</span>
<span id="L7" class="LineNr"> 7 </span><span class="muComment"># Or:</span>
<span id="L8" class="LineNr"> 8 </span><span class="muComment">#   bochs -f baremetal/boot.bochsrc               # boot.bochsrc loads disk.img</span>
<span id="L9" class="LineNr"> 9 </span><span class="muComment">#</span>
<span id="L10" class="LineNr">10 </span><span class="muComment"># Expected output: letter 'A' in green near the top-left corner of screen</span>
<span id="L11" class="LineNr">11 </span>
<span id="L12" class="LineNr">12 </span><span class="PreProc">fn</span> <span class="muFunction"><a href='ex4.mu.html#L12'>main</a></span> <span class="Delimiter">{</span>
<span id="L13" class="LineNr">13 </span>  <span class="PreProc">var</span> g/<span class="Constant">eax</span>: grapheme <span class="SpecialChar">&lt;-</span> copy <span class="Constant">0x41</span>  <span class="muComment"># 'A'</span>
<span id="L14" class="LineNr">14 </span>  <a href='500text-screen.mu.html#L68'>draw-grapheme</a> <span class="Constant">0</span>, g, <span class="Constant">2</span>, <span class="Constant">1</span>, <span class="Constant">0xa</span>  <span class="muComment"># x of 2 graphemes = 16px from top-left; y of 1 grapheme = 16px down from top-left</span>
<span id="L15" class="LineNr">15 </span><span class="Delimiter">}</span>
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