ZealOS/docs/System/BlkDev/DiskPart.CC.html
2021-08-17 02:47:37 -04:00

208 lines
21 KiB
HTML
Executable file

<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=US-ASCII">
<meta name="generator" content="ZealOS V1.00">
<style type="text/css">
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;}
</style>
</head>
<body>
<pre style="font-family:monospace;font-size:12pt">
<a name="l1"></a><span class=cF0>#</span><span class=cF1>help_index</span><span class=cF0> </span><span class=cF6>&quot;Install;File/Cmd Line (Typically);Cmd Line (Typically)&quot;</span><span class=cF0>
<a name="l2"></a>
<a name="l3"></a>#</span><span class=cF1>define</span><span class=cF0> </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0> (</span><span class=cFE>63</span><span class=cF0> * </span><span class=cFE>255</span><span class=cF0>)
<a name="l4"></a>#</span><span class=cF1>define</span><span class=cF0> </span><span class=cF3>DRIVE_HEADER</span><span class=cF0> </span><span class=cFE>63</span><span class=cF0>
<a name="l5"></a>
<a name="l6"></a></span><span class=cF1>class</span><span class=cF0> </span><span class=cF9>CPlannedDrive</span><span class=cF0>
<a name="l7"></a>{
<a name="l8"></a> </span><span class=cF9>CPlannedDrive</span><span class=cF0> *next, *last;
<a name="l9"></a> </span><span class=cF9>I64</span><span class=cF0> size;
<a name="l10"></a> </span><span class=cF1>Bool</span><span class=cF0> pri;
<a name="l11"></a>};
<a name="l12"></a>
<a name="l13"></a></span><span class=cF1>public</span><span class=cF0> </span><span class=cF9>I64</span><span class=cF0> </span><span class=cF5>DiskPart</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> drv_let=</span><span class=cFE>0</span><span class=cF0>, ...)
<a name="l14"></a>{</span><span class=cF2>/*Partition the disk containing partition drv_let.</span><span class=cF0>
<a name="l15"></a>
<a name="l16"></a></span><span class=cF2>drv_let=0 means add new drive that is not already mounted.</span><span class=cF0>
<a name="l17"></a>
<a name="l18"></a></span><span class=cF2>&gt;DiskPart('C',0.5,0.25,0.25); //Make three. 50% C, 25% D, 25% E, round-up to blk.</span><span class=cF0>
<a name="l19"></a>
<a name="l20"></a></span><span class=cF2>*/</span><span class=cF0>
<a name="l21"></a> </span><span class=cF9>CBlkDev</span><span class=cF0> *bd;
<a name="l22"></a> </span><span class=cF9>CPlannedDrive</span><span class=cF0> head, *tmppp;
<a name="l23"></a> </span><span class=cF9>CMasterBoot</span><span class=cF0> mbr;
<a name="l24"></a> </span><span class=cF1>Bool</span><span class=cF0> pri = </span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l25"></a> </span><span class=cF9>I64</span><span class=cF0> ext_base, drv_let2, pri_count = </span><span class=cFE>0</span><span class=cF0>, i, start_offset, </span><span class=cF1>offset</span><span class=cF0>, total, remaining, cur_arg = </span><span class=cFE>0</span><span class=cF0>;
<a name="l26"></a>
<a name="l27"></a> </span><span class=cF6>&quot;This command does not play well\n&quot;</span><span class=cF0>
<a name="l28"></a> </span><span class=cF6>&quot;with other operating systems.\n&quot;</span><span class=cF0>
<a name="l29"></a> </span><span class=cF6>&quot;You really should use another\n&quot;</span><span class=cF0>
<a name="l30"></a> </span><span class=cF6>&quot;operating system's partitioner.\n&quot;</span><span class=cF0>
<a name="l31"></a> </span><span class=cF6>&quot;If you use this, it may, in fact,\n&quot;</span><span class=cF0>
<a name="l32"></a> </span><span class=cF6>&quot;make your hard drive impossible\n&quot;</span><span class=cF0>
<a name="l33"></a> </span><span class=cF6>&quot;to repartition with other operating\n&quot;</span><span class=cF0>
<a name="l34"></a> </span><span class=cF6>&quot;until you set block zero to zero\n&quot;</span><span class=cF0>
<a name="l35"></a> </span><span class=cF6>&quot;with $LK,\&quot;BootMHDZero\&quot;,\&quot;MN:BootMHDZero\&quot;$()\n\n\n&quot;</span><span class=cF0>
<a name="l36"></a> </span><span class=cF6>&quot;Continue&quot;</span><span class=cF0>;
<a name="l37"></a> </span><span class=cF1>if</span><span class=cF0> (argc &lt;= cur_arg &amp;&amp; !</span><span class=cF5>YorN</span><span class=cF0>)
<a name="l38"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>;
<a name="l39"></a> </span><span class=cF6>'\n'</span><span class=cF0>;
<a name="l40"></a>
<a name="l41"></a> </span><span class=cF1>if</span><span class=cF0> (drv_let &amp;&amp; !</span><span class=cF5>Letter2BlkDev</span><span class=cF7>(</span><span class=cF0>drv_let, </span><span class=cF3>FALSE</span><span class=cF7>)</span><span class=cF0>)
<a name="l42"></a> drv_let = </span><span class=cFE>0</span><span class=cF0>;
<a name="l43"></a> </span><span class=cF1>if</span><span class=cF0> (!drv_let &amp;&amp; !</span><span class=cF7>(</span><span class=cF0>drv_let = </span><span class=cF5>Mount</span><span class=cF0>(</span><span class=cF3>TRUE</span><span class=cF0>)</span><span class=cF7>)</span><span class=cF0> || !</span><span class=cF7>(</span><span class=cF0>bd = </span><span class=cF5>Letter2BlkDev</span><span class=cF0>(drv_let, </span><span class=cF3>FALSE</span><span class=cF0>)</span><span class=cF7>)</span><span class=cF0> || bd-&gt;type != </span><span class=cF3>BDT_ATA</span><span class=cF0>)
<a name="l44"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cFE>0</span><span class=cF0>;
<a name="l45"></a>
<a name="l46"></a> total = bd-&gt;max_blk + </span><span class=cFE>1</span><span class=cF0>;
<a name="l47"></a> </span><span class=cF5>QueueInit</span><span class=cF0>(&amp;head);
<a name="l48"></a> drv_let2 = bd-&gt;first_drive_let;
<a name="l49"></a> remaining = </span><span class=cF5>FloorU64</span><span class=cF0>(bd-&gt;max_blk + </span><span class=cFE>1</span><span class=cF0>, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>);
<a name="l50"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>FloorU64</span><span class=cF7>(</span><span class=cF0>remaining, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF7>)</span><span class=cF0> &gt;= </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>)
<a name="l51"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l52"></a> tmppp = </span><span class=cF5>MAlloc</span><span class=cF0>(</span><span class=cF1>sizeof</span><span class=cF7>(</span><span class=cF9>CPlannedDrive</span><span class=cF7>)</span><span class=cF0>);
<a name="l53"></a> </span><span class=cF1>do</span><span class=cF0>
<a name="l54"></a> {
<a name="l55"></a> </span><span class=cF6>&quot;$RED$Partition %C$FG$\n&quot;</span><span class=cF0>, drv_let2;
<a name="l56"></a> tmppp-&gt;pri = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l57"></a> </span><span class=cF1>if</span><span class=cF0> (pri)
<a name="l58"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l59"></a> </span><span class=cF6>&quot;Primary Partition&quot;</span><span class=cF0>;
<a name="l60"></a> </span><span class=cF1>if</span><span class=cF0> (argc&gt;cur_arg || </span><span class=cF5>YorN</span><span class=cF0>)
<a name="l61"></a> {
<a name="l62"></a> pri_count++;
<a name="l63"></a> tmppp-&gt;pri = </span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l64"></a> </span><span class=cF1>if</span><span class=cF0> (pri_count == </span><span class=cFE>3</span><span class=cF0>)
<a name="l65"></a> pri = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l66"></a> }
<a name="l67"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l68"></a> pri = </span><span class=cF3>FALSE</span><span class=cF0>;
<a name="l69"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l70"></a> </span><span class=cF6>&quot;\nBlocks Remaining:%d (0x%X)\n&quot;</span><span class=cF0>, remaining - </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>, remaining - </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>;
<a name="l71"></a> </span><span class=cF1>if</span><span class=cF0> (argc &gt; cur_arg)
<a name="l72"></a> tmppp-&gt;size = </span><span class=cF5>MinI64</span><span class=cF0>(</span><span class=cF5>CeilU64</span><span class=cF7>(</span><span class=cF5>MaxI64</span><span class=cF0>(remaining, </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>), </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF7>)</span><span class=cF0>,
<a name="l73"></a> </span><span class=cF5>CeilU64</span><span class=cF7>(</span><span class=cF0>argv[cur_arg++](</span><span class=cF1>F64</span><span class=cF0>) * total, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF7>)</span><span class=cF0>);
<a name="l74"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l75"></a> tmppp-&gt;size = </span><span class=cF5>CeilU64</span><span class=cF0>(</span><span class=cF5>I64Get</span><span class=cF7>(</span><span class=cF6>&quot;Size in Blocks :&quot;</span><span class=cF0>, remaining - </span><span class=cF3>DRIVE_HEADER</span><span class=cF7>)</span><span class=cF0> + </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>);
<a name="l76"></a> }
<a name="l77"></a> </span><span class=cF1>while</span><span class=cF0> (!</span><span class=cF7>(</span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0> &lt;= tmppp-&gt;size &lt;= </span><span class=cF5>FloorU64</span><span class=cF0>(remaining, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>)</span><span class=cF7>)</span><span class=cF0>);
<a name="l78"></a>
<a name="l79"></a> </span><span class=cF5>QueueInsert</span><span class=cF0>(tmppp, head.last);
<a name="l80"></a> remaining -= tmppp-&gt;size;
<a name="l81"></a> drv_let2++;
<a name="l82"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l83"></a>
<a name="l84"></a> </span><span class=cF6>&quot;\n\n!!! Repartition Drive !!!\n\n&quot;</span><span class=cF0>;
<a name="l85"></a> tmppp = head.next;
<a name="l86"></a> drv_let2 = bd-&gt;first_drive_let;
<a name="l87"></a> </span><span class=cF1>while</span><span class=cF0> (tmppp != &amp;head)
<a name="l88"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l89"></a> </span><span class=cF6>&quot;Drive %C:%08X &quot;</span><span class=cF0>, drv_let2, tmppp-&gt;size;
<a name="l90"></a> </span><span class=cF1>if</span><span class=cF0> (tmppp-&gt;pri)
<a name="l91"></a> </span><span class=cF6>&quot;Primary\n&quot;</span><span class=cF0>;
<a name="l92"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l93"></a> </span><span class=cF6>&quot;Logical\n&quot;</span><span class=cF0>;
<a name="l94"></a> tmppp = tmppp-&gt;next;
<a name="l95"></a> drv_let2++;
<a name="l96"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l97"></a> </span><span class=cF1>if</span><span class=cF0> (!argc &amp;&amp; !</span><span class=cF5>AreYouSure</span><span class=cF0>)
<a name="l98"></a> </span><span class=cF1>goto</span><span class=cF0> pd_done;
<a name="l99"></a>
<a name="l100"></a> remaining = </span><span class=cF5>FloorU64</span><span class=cF0>(bd-&gt;max_blk + </span><span class=cFE>1</span><span class=cF0>, </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>) - </span><span class=cF3>ROUND_DRIVE_TO</span><span class=cF0>;
<a name="l101"></a> tmppp = head.next;
<a name="l102"></a> </span><span class=cF5>MemSet</span><span class=cF0>(&amp;mbr, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF3>BLK_SIZE</span><span class=cF0>);
<a name="l103"></a> mbr.signature = </span><span class=cFE>0xAA55</span><span class=cF0>;
<a name="l104"></a> </span><span class=cF1>offset</span><span class=cF0> = </span><span class=cFE>0</span><span class=cF0>;
<a name="l105"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i &lt; pri_count; i++)
<a name="l106"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l107"></a> mbr.p[i].active = </span><span class=cFE>0x80</span><span class=cF0>;
<a name="l108"></a> mbr.p[i].start_head = </span><span class=cFE>0</span><span class=cF0>;
<a name="l109"></a> mbr.p[i].start_cyl = </span><span class=cFE>0x101</span><span class=cF0>;
<a name="l110"></a> mbr.p[i].type = </span><span class=cFE>1</span><span class=cF0>; </span><span class=cF2>//Will get set different.</span><span class=cF0>
<a name="l111"></a> mbr.p[i].end_head = </span><span class=cFE>0xFE</span><span class=cF0>;
<a name="l112"></a> mbr.p[i].end_cyl = </span><span class=cFE>0xFFFF</span><span class=cF0>;
<a name="l113"></a> mbr.p[i].</span><span class=cF1>offset</span><span class=cF0> = </span><span class=cF3>DRIVE_HEADER</span><span class=cF0> + </span><span class=cF1>offset</span><span class=cF0>;
<a name="l114"></a> mbr.p[i].size = tmppp-&gt;size - </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>;
<a name="l115"></a> </span><span class=cF1>offset</span><span class=cF0> += tmppp-&gt;size;
<a name="l116"></a> remaining -= tmppp-&gt;size;
<a name="l117"></a> tmppp = tmppp-&gt;next;
<a name="l118"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l119"></a> </span><span class=cF1>if</span><span class=cF0> (!i)
<a name="l120"></a> i++;
<a name="l121"></a> </span><span class=cF1>if</span><span class=cF0> (tmppp != &amp;head)
<a name="l122"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l123"></a> mbr.p[i].active = </span><span class=cFE>0x80</span><span class=cF0>;
<a name="l124"></a> mbr.p[i].start_head = </span><span class=cFE>0</span><span class=cF0>;
<a name="l125"></a> mbr.p[i].start_cyl = </span><span class=cFE>0x101</span><span class=cF0>;
<a name="l126"></a> mbr.p[i].type = </span><span class=cFE>0xF</span><span class=cF0>;
<a name="l127"></a> mbr.p[i].end_head = </span><span class=cFE>0xFE</span><span class=cF0>;
<a name="l128"></a> mbr.p[i].end_cyl = </span><span class=cFE>0xFFFF</span><span class=cF0>;
<a name="l129"></a> mbr.p[i].</span><span class=cF1>offset</span><span class=cF0> = </span><span class=cF1>offset</span><span class=cF0>;
<a name="l130"></a> mbr.p[i].size = remaining;
<a name="l131"></a> ext_base = </span><span class=cF1>offset</span><span class=cF0>;
<a name="l132"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l133"></a> </span><span class=cF5>AHCIAtaBlksWrite</span><span class=cF0>(bd, &amp;mbr, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>);
<a name="l134"></a>
<a name="l135"></a> </span><span class=cF1>while</span><span class=cF0> (tmppp != &amp;head)
<a name="l136"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l137"></a> start_offset = </span><span class=cF1>offset</span><span class=cF0>;
<a name="l138"></a> </span><span class=cF5>MemSet</span><span class=cF0>(&amp;mbr, </span><span class=cFE>0</span><span class=cF0>, </span><span class=cF3>BLK_SIZE</span><span class=cF0>);
<a name="l139"></a> mbr.signature = </span><span class=cFE>0xAA55</span><span class=cF0>;
<a name="l140"></a>
<a name="l141"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].active = </span><span class=cFE>0x80</span><span class=cF0>;
<a name="l142"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].start_head = </span><span class=cFE>1</span><span class=cF0>;
<a name="l143"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].start_cyl = </span><span class=cFE>0x101</span><span class=cF0>;
<a name="l144"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].type = </span><span class=cFE>1</span><span class=cF0>; </span><span class=cF2>//Will get set different.</span><span class=cF0>
<a name="l145"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].end_head = </span><span class=cFE>0xFE</span><span class=cF0>;
<a name="l146"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].end_cyl = </span><span class=cFE>0xFFFF</span><span class=cF0>;
<a name="l147"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].</span><span class=cF1>offset</span><span class=cF0> = </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>;
<a name="l148"></a> mbr.p[</span><span class=cFE>0</span><span class=cF0>].size = tmppp-&gt;size - </span><span class=cF3>DRIVE_HEADER</span><span class=cF0>;
<a name="l149"></a> </span><span class=cF1>offset</span><span class=cF0> += tmppp-&gt;size;
<a name="l150"></a> tmppp = tmppp-&gt;next;
<a name="l151"></a> </span><span class=cF1>if</span><span class=cF0> (tmppp != &amp;head)
<a name="l152"></a> {
<a name="l153"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].active = </span><span class=cFE>0x80</span><span class=cF0>;
<a name="l154"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].start_head = </span><span class=cFE>0</span><span class=cF0>;
<a name="l155"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].start_cyl = </span><span class=cFE>0x101</span><span class=cF0>;
<a name="l156"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].type = </span><span class=cFE>5</span><span class=cF0>;
<a name="l157"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].end_head = </span><span class=cFE>0xFE</span><span class=cF0>;
<a name="l158"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].end_cyl = </span><span class=cFE>0xFFFF</span><span class=cF0>;
<a name="l159"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].</span><span class=cF1>offset</span><span class=cF0> = </span><span class=cF1>offset</span><span class=cF0> - ext_base;
<a name="l160"></a> mbr.p[</span><span class=cFE>1</span><span class=cF0>].size = tmppp-&gt;size;
<a name="l161"></a> }
<a name="l162"></a> </span><span class=cF5>AHCIAtaBlksWrite</span><span class=cF0>(bd, &amp;mbr, start_offset, </span><span class=cFE>1</span><span class=cF0>);
<a name="l163"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l164"></a>
<a name="l165"></a> bd-&gt;flags &amp;= ~(</span><span class=cF3>BDF_INITIALIZED</span><span class=cF0> | </span><span class=cF3>BDF_INIT_IN_PROGRESS</span><span class=cF0>);
<a name="l166"></a> </span><span class=cF5>BlkDevAdd</span><span class=cF0>(bd,, </span><span class=cF3>FALSE</span><span class=cF0>, </span><span class=cF3>TRUE</span><span class=cF0>);
<a name="l167"></a> </span><span class=cF1>for</span><span class=cF0> (i = bd-&gt;first_drive_let; i &lt; drv_let2; i++)
<a name="l168"></a> </span><span class=cF5>Format</span><span class=cF0>(i,, </span><span class=cF3>FALSE</span><span class=cF0>);
<a name="l169"></a>
<a name="l170"></a> pd_done:
<a name="l171"></a> </span><span class=cF1>while</span><span class=cF0> (head.next != &amp;head)
<a name="l172"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l173"></a> tmppp = head.next;
<a name="l174"></a> </span><span class=cF5>QueueRemove</span><span class=cF0>(tmppp);
<a name="l175"></a> </span><span class=cF5>Free</span><span class=cF0>(tmppp);
<a name="l176"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l177"></a>
<a name="l178"></a> </span><span class=cF1>return</span><span class=cF0> total;
<a name="l179"></a>}
</span></pre></body>
</html>