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| author | Kartik Agaram <vc@akkartik.com> | 2021-01-31 21:08:28 -0800 |
|---|---|---|
| committer | Kartik Agaram <vc@akkartik.com> | 2021-01-31 21:08:28 -0800 |
| commit | 4106cf7538b83f4985d1c9b5c69e0501213662ea (patch) | |
| tree | b66856216187b7fc6f86fbb1cc2351b77155f636 /html/baremetal/102keyboard.subx.html | |
| parent | 2a9583414bd03399894065a1002e25dbf74b9569 (diff) | |
| download | mu-4106cf7538b83f4985d1c9b5c69e0501213662ea.tar.gz | |
7680
Diffstat (limited to 'html/baremetal/102keyboard.subx.html')
| -rw-r--r-- | html/baremetal/102keyboard.subx.html | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/html/baremetal/102keyboard.subx.html b/html/baremetal/102keyboard.subx.html index e77a5b10..e0cb3e51 100644 --- a/html/baremetal/102keyboard.subx.html +++ b/html/baremetal/102keyboard.subx.html @@ -76,19 +76,19 @@ if ('onhashchange' in window) { <span id="L20" class="LineNr">20 </span> { <span id="L21" class="LineNr">21 </span> 75/jump-if-!= <span class="Constant">break</span>/disp8 <span id="L22" class="LineNr">22 </span> <span class="subxComment"># var read/ecx: byte = keyboard buffer's read index</span> -<span id="L23" class="LineNr">23 </span> 8b/-> *0x7dcc 1/r32/CL <span class="subxComment"># keyboard-buffer-read</span> +<span id="L23" class="LineNr">23 </span> 8b/-> *0x802c 1/r32/CL <span class="subxComment"># keyboard-buffer-read</span> <span id="L24" class="LineNr">24 </span> <span class="subxComment"># var next-key/eax: byte = *(keyboard buffer + ecx)</span> -<span id="L25" class="LineNr">25 </span> 8a/byte-> *(ecx+0x7dd0) 0/r32/AL <span class="subxComment"># keyboard-buffer-data</span> -<span id="L26" class="LineNr">26 </span> <span class="subxComment"># if (next-key != 0) lock and remove from keyboard-buffer</span> +<span id="L25" class="LineNr">25 </span> 8a/byte-> *(ecx+0x8030) 0/r32/AL <span class="subxComment"># keyboard-buffer-data</span> +<span id="L26" class="LineNr">26 </span> <span class="subxComment"># if (next-key != 0) lock and remove from keyboard buffer</span> <span id="L27" class="LineNr">27 </span> 81 7/subop/compare %eax 0/imm32 <span id="L28" class="LineNr">28 </span> { <span id="L29" class="LineNr">29 </span> 74/jump-if-= <span class="Constant">break</span>/disp8 <span id="L30" class="LineNr">30 </span> <span class="subxComment"># TODO: add some instructions in this block to SubX if we ever want to</span> <span id="L31" class="LineNr">31 </span> <span class="subxComment"># use bootstrap on baremetal programs</span> <span id="L32" class="LineNr">32 </span> fa/disable-interrupts -<span id="L33" class="LineNr">33 </span> c6 0/subop/copy-byte *(ecx+0x7dd0) 0/imm8 -<span id="L34" class="LineNr">34 </span> ff 0/subop/increment *0x7dcc <span class="subxComment"># keyboard-buffer-read</span> -<span id="L35" class="LineNr">35 </span> 81 4/subop/and *0x7dcc 0xf/imm32 <span class="subxComment"># keyboard-buffer-read</span> +<span id="L33" class="LineNr">33 </span> c6 0/subop/copy-byte *(ecx+0x8030) 0/imm8 <span class="subxComment"># keyboard-buffer-data</span> +<span id="L34" class="LineNr">34 </span> ff 0/subop/increment *0x802c <span class="subxComment"># keyboard-buffer-read</span> +<span id="L35" class="LineNr">35 </span> 81 4/subop/and *0x802c 0xf/imm32 <span class="subxComment"># keyboard-buffer-read</span> <span id="L36" class="LineNr">36 </span> fb/enable-interrupts <span id="L37" class="LineNr">37 </span> } <span id="L38" class="LineNr">38 </span> <span class="subxComment"># return</span> |