diff options
Diffstat (limited to 'html/baremetal/ex2.hex.html')
| -rw-r--r-- | html/baremetal/ex2.hex.html | 59 |
1 files changed, 31 insertions, 28 deletions
diff --git a/html/baremetal/ex2.hex.html b/html/baremetal/ex2.hex.html index 42eae7b3..1d9e1418 100644 --- a/html/baremetal/ex2.hex.html +++ b/html/baremetal/ex2.hex.html @@ -61,35 +61,38 @@ if ('onhashchange' in window) { <span id="L8" class="LineNr"> 8 </span><span class="subxComment"># To run:</span> <span id="L9" class="LineNr"> 9 </span><span class="subxComment"># qemu-system-i386 disk.img</span> <span id="L10" class="LineNr">10 </span><span class="subxComment"># Or:</span> -<span id="L11" class="LineNr">11 </span><span class="subxComment"># bochs -f apps/boot.bochsrc # boot.bochsrc loads disk.img</span> -<span id="L12" class="LineNr">12 </span> -<span id="L13" class="LineNr">13 </span><span class="subxComment"># main: (address 0x8800)</span> -<span id="L14" class="LineNr">14 </span> -<span id="L15" class="LineNr">15 </span><span class="subxComment"># ecx <- LFB</span> -<span id="L16" class="LineNr">16 </span>8b <span class="subxComment"># copy *rm32 to r32</span> -<span id="L17" class="LineNr">17 </span> 0d <span class="subxComment"># 00/mod/indirect 001/r32/ecx 101/rm32/use-disp32</span> -<span id="L18" class="LineNr">18 </span> 28 7f 00 00 <span class="subxComment"># disp32 [label]</span> -<span id="L19" class="LineNr">19 </span> -<span id="L20" class="LineNr">20 </span><span class="subxComment"># eax <- LFB + 0xbffff (1024*768 - 1)</span> -<span id="L21" class="LineNr">21 </span>8d <span class="subxComment"># copy-address rm32 to r32</span> -<span id="L22" class="LineNr">22 </span> 81 <span class="subxComment"># 10/mod/*+disp32 000/r32/eax 001/rm32/ecx</span> -<span id="L23" class="LineNr">23 </span> ff ff 0b 00 <span class="subxComment"># disp32</span> -<span id="L24" class="LineNr">24 </span> -<span id="L25" class="LineNr">25 </span><span class="subxComment"># $loop:</span> -<span id="L26" class="LineNr">26 </span><span class="subxComment"># if (eax < ecx) break</span> -<span id="L27" class="LineNr">27 </span>39 <span class="subxComment"># compare rm32 with r32</span> -<span id="L28" class="LineNr">28 </span> c8 <span class="subxComment"># 11/mod/direct 001/r32/ecx 000/rm32/eax</span> -<span id="L29" class="LineNr">29 </span>7c 05 <span class="subxComment"># break if < [label]</span> -<span id="L30" class="LineNr">30 </span><span class="subxComment"># *eax <- al</span> -<span id="L31" class="LineNr">31 </span>88 <span class="subxComment"># copy r8 to m8 at r32</span> -<span id="L32" class="LineNr">32 </span> 00 <span class="subxComment"># 00/mod/indirect 000/r8/AL 000/rm32/eax</span> -<span id="L33" class="LineNr">33 </span>48 <span class="subxComment"># decrement eax</span> -<span id="L34" class="LineNr">34 </span>eb f7 <span class="subxComment"># loop to -9 bytes [label]</span> -<span id="L35" class="LineNr">35 </span> -<span id="L36" class="LineNr">36 </span><span class="subxComment"># $break:</span> -<span id="L37" class="LineNr">37 </span>e9 fb ff ff ff <span class="subxComment"># hang indefinitely</span> +<span id="L11" class="LineNr">11 </span><span class="subxComment"># bochs -f baremetal/boot.bochsrc # boot.bochsrc loads disk.img</span> +<span id="L12" class="LineNr">12 </span><span class="subxComment">#</span> +<span id="L13" class="LineNr">13 </span><span class="subxComment"># Expected output:</span> +<span id="L14" class="LineNr">14 </span><span class="subxComment"># html/baremetal.png</span> +<span id="L15" class="LineNr">15 </span> +<span id="L16" class="LineNr">16 </span><span class="subxComment"># main: (address 0x8800)</span> +<span id="L17" class="LineNr">17 </span> +<span id="L18" class="LineNr">18 </span><span class="subxComment"># ecx <- LFB</span> +<span id="L19" class="LineNr">19 </span>8b <span class="subxComment"># copy *rm32 to r32</span> +<span id="L20" class="LineNr">20 </span> 0d <span class="subxComment"># 00/mod/indirect 001/r32/ecx 101/rm32/use-disp32</span> +<span id="L21" class="LineNr">21 </span> 28 7f 00 00 <span class="subxComment"># disp32 [label]</span> +<span id="L22" class="LineNr">22 </span> +<span id="L23" class="LineNr">23 </span><span class="subxComment"># eax <- LFB + 0xbffff (1024*768 - 1)</span> +<span id="L24" class="LineNr">24 </span>8d <span class="subxComment"># copy-address rm32 to r32</span> +<span id="L25" class="LineNr">25 </span> 81 <span class="subxComment"># 10/mod/*+disp32 000/r32/eax 001/rm32/ecx</span> +<span id="L26" class="LineNr">26 </span> ff ff 0b 00 <span class="subxComment"># disp32</span> +<span id="L27" class="LineNr">27 </span> +<span id="L28" class="LineNr">28 </span><span class="subxComment"># $loop:</span> +<span id="L29" class="LineNr">29 </span><span class="subxComment"># if (eax < ecx) break</span> +<span id="L30" class="LineNr">30 </span>39 <span class="subxComment"># compare rm32 with r32</span> +<span id="L31" class="LineNr">31 </span> c8 <span class="subxComment"># 11/mod/direct 001/r32/ecx 000/rm32/eax</span> +<span id="L32" class="LineNr">32 </span>7c 05 <span class="subxComment"># break if < [label]</span> +<span id="L33" class="LineNr">33 </span><span class="subxComment"># *eax <- al</span> +<span id="L34" class="LineNr">34 </span>88 <span class="subxComment"># copy r8 to m8 at r32</span> +<span id="L35" class="LineNr">35 </span> 00 <span class="subxComment"># 00/mod/indirect 000/r8/AL 000/rm32/eax</span> +<span id="L36" class="LineNr">36 </span>48 <span class="subxComment"># decrement eax</span> +<span id="L37" class="LineNr">37 </span>eb f7 <span class="subxComment"># loop to -9 bytes [label]</span> <span id="L38" class="LineNr">38 </span> -<span id="L39" class="LineNr">39 </span><span class="subxComment"># vim:ft=subx</span> +<span id="L39" class="LineNr">39 </span><span class="subxComment"># $break:</span> +<span id="L40" class="LineNr">40 </span>e9 fb ff ff ff <span class="subxComment"># hang indefinitely</span> +<span id="L41" class="LineNr">41 </span> +<span id="L42" class="LineNr">42 </span><span class="subxComment"># vim:ft=subx</span> </pre> </body> </html> |