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ZealOS/docs/Doc/PIT.DD.html

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Implement codebase HTML generation.
2021-07-03 05:07:57 +01:00
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
Fix Mount AHCI Port selection. Add arg to SATARep to specify drive types to show. Add checks in AHCIPortInit to verify port signatures, add helper method to get signatures from port.
2021-08-02 21:40:05 +01:00
<meta name="generator" content="ZealOS V0.13">
Implement codebase HTML generation.
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<style type="text/css">
Clean up E1000 Driver. Remove some palettes. Add PaletteSetSlate. Change all gr_palette_std to gr32_palette_std. Change all CBGR48 to CBGR24.
2021-07-29 03:20:15 +01:00
body {background-color:#fef1f0;}
.cF0{color:#000000;background-color:#fef1f0;}
.cF1{color:#0148a4;background-color:#fef1f0;}
.cF2{color:#3b7901;background-color:#fef1f0;}
.cF3{color:#057c7e;background-color:#fef1f0;}
.cF4{color:#bb2020;background-color:#fef1f0;}
.cF5{color:#9e42ae;background-color:#fef1f0;}
.cF6{color:#b57901;background-color:#fef1f0;}
.cF7{color:#b2b6af;background-color:#fef1f0;}
.cF8{color:#555753;background-color:#fef1f0;}
.cF9{color:#678fbb;background-color:#fef1f0;}
.cFA{color:#82bc49;background-color:#fef1f0;}
.cFB{color:#0097a2;background-color:#fef1f0;}
.cFC{color:#e26a6a;background-color:#fef1f0;}
.cFD{color:#c671bc;background-color:#fef1f0;}
.cFE{color:#c7ab00;background-color:#fef1f0;}
.cFF{color:#fef1f0;background-color:#fef1f0;}
Implement codebase HTML generation.
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</style>
</head>
<body>
Fix HTML generation on files with duplicate names but different extensions.
2021-07-05 01:12:38 +01:00
<pre style="font-family:monospace;font-size:12pt">
Implement codebase HTML generation.
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<a name="l1"></a><span class=cF0>The </span><span class=cF2>Programmable Interval Timer</span><span class=cF0> has two purposes: Generate interrupts, and control the </span><span class=cF2>PC speaker</span><span class=cF0>.
<a name="l2"></a>
<a name="l3"></a>It has 3 channels:
<a name="l4"></a></span><span class=cF4>
Add AHCI Debug methods. Fix HTML URL. Begin implementing AHCI ATAPI Sync, Close, Format, and Write methods.
2021-07-26 20:29:49 +01:00
<a name="l5"></a></span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l686"><span class=cF4>Channel 0</span></a><span class=cF0> can generate an interrupt, IRQ 0, at a defined frequency. We set it up in </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KMain.CC.html#l116"><span class=cF4>TimerInit</span></a><span class=cF0>(), and use it in </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KMisc.CC.html#l22"><span class=cF4>SysTimerRead</span></a><span class=cF0>().
Implement codebase HTML generation.
2021-07-03 05:07:57 +01:00
<a name="l6"></a>
<a name="l7"></a>Channel 1 was used historically to refresh the DRAM, but now it is obsolete as the hardware does this itself. Channel 1 is
<a name="l8"></a>useless and might not even be implemented anymore on modern machines.
<a name="l9"></a></span><span class=cF4>
Add AHCI Debug methods. Fix HTML URL. Begin implementing AHCI ATAPI Sync, Close, Format, and Write methods.
2021-07-26 20:29:49 +01:00
<a name="l10"></a></span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l687"><span class=cF4>Channel 2</span></a><span class=cF0>'s output is connected to the PC speaker.
Implement codebase HTML generation.
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<a name="l11"></a>
Add AHCI Debug methods. Fix HTML URL. Begin implementing AHCI ATAPI Sync, Close, Format, and Write methods.
2021-07-26 20:29:49 +01:00
<a name="l12"></a>The Command port is used to control each of these 3 channels. The relevant </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l690"><span class=cF4>flags</span></a><span class=cF0> are defined.
Implement codebase HTML generation.
2021-07-03 05:07:57 +01:00
<a name="l13"></a>
Add AHCI Debug methods. Fix HTML URL. Begin implementing AHCI ATAPI Sync, Close, Format, and Write methods.
2021-07-26 20:29:49 +01:00
<a name="l14"></a>See </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KMisc.CC.html#l129"><span class=cF4>Sound</span></a><span class=cF0>() for how the PC speaker frequency is changed.</span></pre></body>
Implement codebase HTML generation.
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</html>
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