diff options
author | Kartik Agaram <vc@akkartik.com> | 2020-12-29 20:50:55 -0800 |
---|---|---|
committer | Kartik Agaram <vc@akkartik.com> | 2020-12-29 20:50:55 -0800 |
commit | 63a247fcd4c7597c93e28fc92e489a7882ae2d7c (patch) | |
tree | 3467e10383d9cc8b7cb99e72eaa21c6ef542469b | |
parent | 562476d7509a17f6155dc8bead6bd2565fde48cb (diff) | |
download | mu-63a247fcd4c7597c93e28fc92e489a7882ae2d7c.tar.gz |
7468
-rw-r--r-- | html/baremetal/ex1.hex.html | 2 | ||||
-rw-r--r-- | html/baremetal/ex2.hex.html | 59 | ||||
-rw-r--r-- | html/baremetal/ex2.subx.html | 51 | ||||
-rw-r--r-- | html/baremetal/ex3.hex.html | 2 |
4 files changed, 59 insertions, 55 deletions
diff --git a/html/baremetal/ex1.hex.html b/html/baremetal/ex1.hex.html index 92c4ab4e..ff7fef1e 100644 --- a/html/baremetal/ex1.hex.html +++ b/html/baremetal/ex1.hex.html @@ -64,7 +64,7 @@ if ('onhashchange' in window) { <span id="L11" class="LineNr">11 </span><span class="subxComment"># To run:</span> <span id="L12" class="LineNr">12 </span><span class="subxComment"># qemu-system-i386 disk.img</span> <span id="L13" class="LineNr">13 </span><span class="subxComment"># Or:</span> -<span id="L14" class="LineNr">14 </span><span class="subxComment"># bochs -f apps/boot.bochsrc # boot.bochsrc loads disk.img</span> +<span id="L14" class="LineNr">14 </span><span class="subxComment"># bochs -f baremetal/boot.bochsrc # boot.bochsrc loads disk.img</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>e9 fb ff ff ff <span class="subxComment"># jump to address 0x8800</span> 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> diff --git a/html/baremetal/ex2.subx.html b/html/baremetal/ex2.subx.html index ae4eb8a8..12c06aeb 100644 --- a/html/baremetal/ex2.subx.html +++ b/html/baremetal/ex2.subx.html @@ -60,33 +60,34 @@ if ('onhashchange' in window) { <span id="L6" class="LineNr"> 6 </span><span class="subxComment"># qemu-system-i386 disk.img</span> <span id="L7" class="LineNr"> 7 </span><span class="subxComment"># Or:</span> <span id="L8" class="LineNr"> 8 </span><span class="subxComment"># bochs -f baremetal/boot.bochsrc # boot.bochsrc loads disk.img</span> -<span id="L9" class="LineNr"> 9 </span> -<span id="L10" class="LineNr">10 </span><span class="subxComment"># main: (address 0x8800)</span> -<span id="L11" class="LineNr">11 </span> -<span id="L12" class="LineNr">12 </span>== code -<span id="L13" class="LineNr">13 </span> -<span id="L14" class="LineNr">14 </span><span class="subxComment"># ecx <- start of video memory</span> -<span id="L15" class="LineNr">15 </span>8b/-> 0/mod/indirect 5/rm32/use-disp32 0x7f28/disp32/video-memory 1/r32/ecx +<span id="L9" class="LineNr"> 9 </span><span class="subxComment">#</span> +<span id="L10" class="LineNr">10 </span><span class="subxComment"># Expected output:</span> +<span id="L11" class="LineNr">11 </span><span class="subxComment"># html/baremetal.png</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>== code <span id="L16" class="LineNr">16 </span> -<span id="L17" class="LineNr">17 </span><span class="subxComment"># eax <- final pixel of video memory</span> -<span id="L18" class="LineNr">18 </span>8d/copy-address *(ecx + 0x0bffff) 0/r32/eax <span class="subxComment"># 0xbffff = 1024*768 - 1</span> +<span id="L17" class="LineNr">17 </span><span class="subxComment"># ecx <- start of video memory</span> +<span id="L18" class="LineNr">18 </span>8b/-> *0x7f28 1/r32/ecx <span id="L19" class="LineNr">19 </span> -<span id="L20" class="LineNr">20 </span><span class="subxComment"># for each pixel in video memory</span> -<span id="L21" class="LineNr">21 </span>{ -<span id="L22" class="LineNr">22 </span> 39/compare %eax 1/r32/ecx -<span id="L23" class="LineNr">23 </span> 7c/jump-if-< <span class="Constant">break</span>/disp8 -<span id="L24" class="LineNr">24 </span> <span class="subxComment"># write its column number to it</span> -<span id="L25" class="LineNr">25 </span> 88/byte<- *eax 0/r32/AL -<span id="L26" class="LineNr">26 </span> 48/decrement-eax -<span id="L27" class="LineNr">27 </span> eb/jump <span class="Constant">loop</span>/disp8 -<span id="L28" class="LineNr">28 </span>} -<span id="L29" class="LineNr">29 </span> -<span id="L30" class="LineNr">30 </span><span class="subxComment"># hang indefinitely</span> -<span id="L31" class="LineNr">31 </span>{ -<span id="L32" class="LineNr">32 </span> eb/jump <span class="Constant">loop</span>/disp8 -<span id="L33" class="LineNr">33 </span>} -<span id="L34" class="LineNr">34 </span> -<span id="L35" class="LineNr">35 </span><span class="subxComment"># vim:ft=subx</span> +<span id="L20" class="LineNr">20 </span><span class="subxComment"># eax <- final pixel of video memory</span> +<span id="L21" class="LineNr">21 </span>8d/copy-address *(ecx + 0x0bffff) 0/r32/eax <span class="subxComment"># 0xbffff = 1024*768 - 1</span> +<span id="L22" class="LineNr">22 </span> +<span id="L23" class="LineNr">23 </span><span class="subxComment"># for each pixel in video memory</span> +<span id="L24" class="LineNr">24 </span>{ +<span id="L25" class="LineNr">25 </span> 39/compare %eax 1/r32/ecx +<span id="L26" class="LineNr">26 </span> 7c/jump-if-< <span class="Constant">break</span>/disp8 +<span id="L27" class="LineNr">27 </span> <span class="subxComment"># write its column number to it</span> +<span id="L28" class="LineNr">28 </span> 88/byte<- *eax 0/r32/AL +<span id="L29" class="LineNr">29 </span> 48/decrement-eax +<span id="L30" class="LineNr">30 </span> eb/jump <span class="Constant">loop</span>/disp8 +<span id="L31" class="LineNr">31 </span>} +<span id="L32" class="LineNr">32 </span> +<span id="L33" class="LineNr">33 </span><span class="subxComment"># hang indefinitely</span> +<span id="L34" class="LineNr">34 </span>{ +<span id="L35" class="LineNr">35 </span> eb/jump <span class="Constant">loop</span>/disp8 +<span id="L36" class="LineNr">36 </span>} </pre> </body> </html> diff --git a/html/baremetal/ex3.hex.html b/html/baremetal/ex3.hex.html index ccb3422c..24d978d3 100644 --- a/html/baremetal/ex3.hex.html +++ b/html/baremetal/ex3.hex.html @@ -61,7 +61,7 @@ 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="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 id="L13" class="LineNr">13 </span><span class="subxComment"># main: (address 0x8800)</span> <span id="L14" class="LineNr">14 </span> |