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This commit is contained in:
parent
3a67140281
commit
490b26d061
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@ -53,22 +53,23 @@ if ('onhashchange' in window) {
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<pre id='vimCodeElement'>
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<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># The simplest possible program: just an infinite loop.</span>
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<span id="L2" class="LineNr"> 2 </span><span class="subxComment"># All is well if your computer clears screen and hangs without restarting.</span>
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<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># On an emulator the window may get bigger to accomodate the 1280x1024 graphics mode.</span>
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<span id="L4" class="LineNr"> 4 </span><span class="subxComment">#</span>
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<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># To convert to a disk image, first prepare a realistically sized disk image:</span>
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<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># dd if=/dev/zero of=disk.img count=20160 # 512-byte sectors, so 10MB</span>
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<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># Load the disk image:</span>
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<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># cat baremetal/boot.hex baremetal/ex1.hex |./bootstrap run apps/hex > a.bin</span>
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<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># dd if=a.bin of=disk.img conv=notrunc</span>
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<span id="L10" class="LineNr">10 </span><span class="subxComment"># To run:</span>
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<span id="L11" class="LineNr">11 </span><span class="subxComment"># qemu-system-i386 disk.img</span>
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<span id="L12" class="LineNr">12 </span><span class="subxComment"># Or:</span>
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<span id="L13" class="LineNr">13 </span><span class="subxComment"># bochs -f apps/boot.bochsrc # boot.bochsrc loads disk.img</span>
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<span id="L14" class="LineNr">14 </span>
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<span id="L15" class="LineNr">15 </span><span class="subxComment"># address 0x8000</span>
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<span id="L16" class="LineNr">16 </span>e9 fb ff ff ff <span class="subxComment"># jump to address 0x8000</span>
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<span id="L17" class="LineNr">17 </span>
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<span id="L18" class="LineNr">18 </span><span class="subxComment"># vim:ft=subx</span>
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<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># On an emulator the window may get bigger to accomodate the higher-resolution</span>
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<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># graphics mode.</span>
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<span id="L5" class="LineNr"> 5 </span><span class="subxComment">#</span>
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<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># To convert to a disk image, first prepare a realistically sized disk image:</span>
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<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># dd if=/dev/zero of=disk.img count=20160 # 512-byte sectors, so 10MB</span>
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<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># Load the disk image:</span>
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<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># cat baremetal/boot.hex baremetal/ex1.hex |./bootstrap run apps/hex > a.bin</span>
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<span id="L10" class="LineNr">10 </span><span class="subxComment"># dd if=a.bin of=disk.img conv=notrunc</span>
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<span id="L11" class="LineNr">11 </span><span class="subxComment"># To run:</span>
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<span id="L12" class="LineNr">12 </span><span class="subxComment"># qemu-system-i386 disk.img</span>
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<span id="L13" class="LineNr">13 </span><span class="subxComment"># Or:</span>
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<span id="L14" class="LineNr">14 </span><span class="subxComment"># bochs -f apps/boot.bochsrc # boot.bochsrc loads disk.img</span>
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<span id="L15" class="LineNr">15 </span>
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<span id="L16" class="LineNr">16 </span><span class="subxComment"># main: (address 0x8800)</span>
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<span id="L17" class="LineNr">17 </span>e9 fb ff ff ff <span class="subxComment"># jump to address 0x8800</span>
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<span id="L18" class="LineNr">18 </span>
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<span id="L19" class="LineNr">19 </span><span class="subxComment"># vim:ft=subx</span>
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</pre>
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</body>
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</html>
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@ -0,0 +1,96 @@
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Mu - baremetal/ex2.hex</title>
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<meta name="Generator" content="Vim/8.1">
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<meta name="plugin-version" content="vim8.1_v1">
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<meta name="syntax" content="none">
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<meta name="settings" content="number_lines,use_css,pre_wrap,no_foldcolumn,expand_tabs,line_ids,prevent_copy=">
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<meta name="colorscheme" content="minimal-light">
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<style type="text/css">
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<!--
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pre { white-space: pre-wrap; font-family: monospace; color: #000000; background-color: #c6c6c6; }
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body { font-size:12pt; font-family: monospace; color: #000000; background-color: #c6c6c6; }
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a { color:inherit; }
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* { font-size:12pt; font-size: 1em; }
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.subxComment { color: #005faf; }
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.LineNr { }
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-->
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</style>
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<script type='text/javascript'>
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<!--
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/* function to open any folds containing a jumped-to line before jumping to it */
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function JumpToLine()
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{
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var lineNum;
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lineNum = window.location.hash;
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lineNum = lineNum.substr(1); /* strip off '#' */
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if (lineNum.indexOf('L') == -1) {
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lineNum = 'L'+lineNum;
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}
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var lineElem = document.getElementById(lineNum);
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/* Always jump to new location even if the line was hidden inside a fold, or
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* we corrected the raw number to a line ID.
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*/
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if (lineElem) {
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lineElem.scrollIntoView(true);
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}
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return true;
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}
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if ('onhashchange' in window) {
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window.onhashchange = JumpToLine;
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}
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-->
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</script>
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</head>
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<body onload='JumpToLine();'>
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<a href='https://github.com/akkartik/mu/blob/master/baremetal/ex2.hex'>https://github.com/akkartik/mu/blob/master/baremetal/ex2.hex</a>
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<pre id='vimCodeElement'>
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<span id="L1" class="LineNr"> 1 </span><span class="subxComment"># Test out the video mode by filling in the screen with pixels.</span>
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<span id="L2" class="LineNr"> 2 </span><span class="subxComment">#</span>
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<span id="L3" class="LineNr"> 3 </span><span class="subxComment"># To run, first prepare a realistically sized disk image:</span>
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<span id="L4" class="LineNr"> 4 </span><span class="subxComment"># dd if=/dev/zero of=disk.img count=20160 # 512-byte sectors, so 10MB</span>
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<span id="L5" class="LineNr"> 5 </span><span class="subxComment"># Load the disk image:</span>
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<span id="L6" class="LineNr"> 6 </span><span class="subxComment"># cat baremetal/boot.hex baremetal/ex2.hex |./bootstrap run apps/hex > a.bin</span>
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<span id="L7" class="LineNr"> 7 </span><span class="subxComment"># dd if=a.bin of=disk.img conv=notrunc</span>
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<span id="L8" class="LineNr"> 8 </span><span class="subxComment"># To run:</span>
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<span id="L9" class="LineNr"> 9 </span><span class="subxComment"># qemu-system-i386 disk.img</span>
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<span id="L10" class="LineNr">10 </span><span class="subxComment"># Or:</span>
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<span id="L11" class="LineNr">11 </span><span class="subxComment"># bochs -f apps/boot.bochsrc # boot.bochsrc loads disk.img</span>
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<span id="L12" class="LineNr">12 </span>
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<span id="L13" class="LineNr">13 </span><span class="subxComment"># main: (address 0x8800)</span>
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<span id="L14" class="LineNr">14 </span>
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<span id="L15" class="LineNr">15 </span><span class="subxComment"># ecx <- LFB</span>
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<span id="L16" class="LineNr">16 </span>8b <span class="subxComment"># copy *rm32 to r32</span>
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<span id="L17" class="LineNr">17 </span> 0d <span class="subxComment"># 00/mod/indirect 001/r32/ecx 101/rm32/use-disp32</span>
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<span id="L18" class="LineNr">18 </span> 68 7d 00 00 <span class="subxComment"># disp32</span>
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<span id="L19" class="LineNr">19 </span>
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<span id="L20" class="LineNr">20 </span><span class="subxComment"># eax <- LFB + 0xbffff (1024*768 - 1)</span>
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<span id="L21" class="LineNr">21 </span>8d <span class="subxComment"># copy-address rm32 to r32</span>
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<span id="L22" class="LineNr">22 </span> 81 <span class="subxComment"># 10/mod/*+disp32 000/r32/eax 001/rm32/ecx</span>
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<span id="L23" class="LineNr">23 </span> ff ff 0b 00 <span class="subxComment"># disp32</span>
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<span id="L24" class="LineNr">24 </span>
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<span id="L25" class="LineNr">25 </span><span class="subxComment"># $loop:</span>
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<span id="L26" class="LineNr">26 </span><span class="subxComment"># if (eax < ecx) break</span>
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<span id="L27" class="LineNr">27 </span>39 <span class="subxComment"># compare rm32 with r32</span>
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<span id="L28" class="LineNr">28 </span> c8 <span class="subxComment"># 11/mod/direct 001/r32/ecx 000/rm32/eax</span>
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<span id="L29" class="LineNr">29 </span>7c 05 <span class="subxComment"># break if <</span>
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<span id="L30" class="LineNr">30 </span><span class="subxComment"># *eax <- al</span>
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<span id="L31" class="LineNr">31 </span>88 <span class="subxComment"># copy r8 to m8 at r32</span>
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<span id="L32" class="LineNr">32 </span> 00 <span class="subxComment"># 00/mod/indirect 000/r8/AL 000/rm32/eax</span>
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<span id="L33" class="LineNr">33 </span>48 <span class="subxComment"># decrement eax</span>
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<span id="L34" class="LineNr">34 </span>eb f7 <span class="subxComment"># loop to -9 bytes</span>
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<span id="L35" class="LineNr">35 </span>
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<span id="L36" class="LineNr">36 </span><span class="subxComment"># $break:</span>
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<span id="L37" class="LineNr">37 </span>e9 fb ff ff ff <span class="subxComment"># hang indefinitely</span>
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<span id="L38" class="LineNr">38 </span>
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<span id="L39" class="LineNr">39 </span><span class="subxComment"># vim:ft=subx</span>
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</pre>
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</body>
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</html>
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<!-- vim: set foldmethod=manual : -->
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@ -39,47 +39,47 @@ convert_html() {
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mv -i $1.html html/`dirname $1`
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}
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#? ctags -x *.cc |grep -v '^. ' > /tmp/tags # don't hyperlink every 'i' to the integer register variant
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#? for f in *.cc
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#? do
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#? test $# -gt 0 && test $1 != $f && continue
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#? process $f
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#? done
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#?
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#? ctags -x [0-9]*.subx [0-9]*.mu > /tmp/tags
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#? for f in *.subx *.mu
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#? do
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#? test $# -gt 0 && test $1 != $f && continue
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#? process $f
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#? done
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#?
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#? for f in apps/*.subx
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#? do
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#? test $# -gt 0 && test $1 != $f && continue
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#? ( cd apps
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#? ctags -x ../[0-9]*.subx ../[0-9]*.mu `basename $f` > /tmp/tags
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#? )
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#? process $f
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#? done
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#?
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#? for f in apps/*.mu
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#? do
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#? test $# -gt 0 && test $1 != $f && continue
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#? ( cd apps
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#? ctags -x ../[0-9]*.subx ../[0-9]*.mu `basename $f` > /tmp/tags
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#? )
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#? process $f
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#? done
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#?
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#? for f in apps/*/*.mu
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#? do
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#? test $# -gt 0 && test $1 != $f && continue
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#? echo $f
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#? ( cd `dirname $f`
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#? ctags -x ../../[0-9]*.subx ../../[0-9]*.mu *.mu > /tmp/tags
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#? )
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#? process $f
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#? done
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ctags -x *.cc |grep -v '^. ' > /tmp/tags # don't hyperlink every 'i' to the integer register variant
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for f in *.cc
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do
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test $# -gt 0 && test $1 != $f && continue
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process $f
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done
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ctags -x [0-9]*.subx [0-9]*.mu > /tmp/tags
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for f in *.subx *.mu
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do
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test $# -gt 0 && test $1 != $f && continue
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process $f
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done
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for f in apps/*.subx
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do
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test $# -gt 0 && test $1 != $f && continue
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( cd apps
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ctags -x ../[0-9]*.subx ../[0-9]*.mu `basename $f` > /tmp/tags
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)
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process $f
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done
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for f in apps/*.mu
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do
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test $# -gt 0 && test $1 != $f && continue
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( cd apps
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ctags -x ../[0-9]*.subx ../[0-9]*.mu `basename $f` > /tmp/tags
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)
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process $f
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done
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for f in apps/*/*.mu
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do
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test $# -gt 0 && test $1 != $f && continue
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echo $f
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( cd `dirname $f`
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ctags -x ../../[0-9]*.subx ../../[0-9]*.mu *.mu > /tmp/tags
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)
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process $f
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done
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for f in baremetal/*.hex
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do
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