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ZealOS/docs/Kernel/BlkDev/DiskFormat.CC.html
TomAwezome 1b75d91002 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 16:40:05 -04:00

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<a name="l1"></a><span class=cF1>Bool</span><span class=cF0> </span><span class=cFD>DriveTypeSet</span><span class=cF0>(</span><span class=cF1>U8</span><span class=cF0> drv_let, </span><span class=cF9>I64</span><span class=cF0> type=</span><span class=cF3>FSt_REDSEA</span><span class=cF0>)
<a name="l2"></a>{</span><span class=cF2>//Very dangerous</span><span class=cF0>
<a name="l3"></a> </span><span class=cF9>I64</span><span class=cF0> i, j, ext_base, drv_num, </span><span class=cF1>offset</span><span class=cF0>, cur_type;
<a name="l4"></a> </span><span class=cF9>CMasterBoot</span><span class=cF0> mbr;
<a name="l5"></a> </span><span class=cF9>CBlkDev</span><span class=cF0> *bd;
<a name="l6"></a>
<a name="l7"></a> drv_let = </span><span class=cF5>Letter2Letter</span><span class=cF0>(drv_let);
<a name="l8"></a> bd = </span><span class=cF5>Letter2BlkDev</span><span class=cF0>(drv_let);
<a name="l9"></a> drv_num = bd-&gt;first_drive_let - </span><span class=cF6>'A'</span><span class=cF0>;
<a name="l10"></a> </span><span class=cF1>switch</span><span class=cF0> (bd-&gt;type)
<a name="l11"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l12"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>BDT_ATA</span><span class=cF0>:
<a name="l13"></a> </span><span class=cF1>offset</span><span class=cF0> = </span><span class=cFE>0</span><span class=cF0>;
<a name="l14"></a> ext_base = </span><span class=cF3>INVALID_CLUS</span><span class=cF0>;
<a name="l15"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF3>TRUE</span><span class=cF0>)
<a name="l16"></a> {
<a name="l17"></a> </span><span class=cF5>AHCIAtaBlksRead</span><span class=cF0>(bd, &amp;mbr, </span><span class=cF1>offset</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>);
<a name="l18"></a> j =- </span><span class=cFE>1</span><span class=cF0>;
<a name="l19"></a> </span><span class=cF1>for</span><span class=cF0> (i = </span><span class=cFE>0</span><span class=cF0>; i &lt; </span><span class=cFE>4</span><span class=cF0>; i++)
<a name="l20"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l21"></a> cur_type = mbr.p[i].type;
<a name="l22"></a> </span><span class=cF1>if</span><span class=cF0> (cur_type)
<a name="l23"></a> {
<a name="l24"></a> </span><span class=cF1>if</span><span class=cF0> (cur_type == </span><span class=cFE>5</span><span class=cF0> || cur_type == </span><span class=cFE>15</span><span class=cF0>)
<a name="l25"></a> j = i;
<a name="l26"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l27"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l28"></a> </span><span class=cF1>if</span><span class=cF0> (drv_num + </span><span class=cF6>'A'</span><span class=cF0> == drv_let)
<a name="l29"></a> {
<a name="l30"></a> </span><span class=cF1>switch</span><span class=cF0> (type)
<a name="l31"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l32"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>FSt_REDSEA</span><span class=cF0>:
<a name="l33"></a> mbr.p[i].type = </span><span class=cF3>MBR_PT_REDSEA</span><span class=cF0>;
<a name="l34"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l35"></a>
<a name="l36"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>FSt_FAT32</span><span class=cF0>:
<a name="l37"></a> mbr.p[i].type = </span><span class=cF3>MBR_PT_FAT32a</span><span class=cF0>;
<a name="l38"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l39"></a>
<a name="l40"></a> </span><span class=cF1>default</span><span class=cF0>:
<a name="l41"></a> </span><span class=cF5>throw</span><span class=cF0>(</span><span class=cF6>'Drive'</span><span class=cF0>);
<a name="l42"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l43"></a> mbr.p[i].active = </span><span class=cFE>0x80</span><span class=cF0>;
<a name="l44"></a> </span><span class=cF5>AHCIAtaBlksWrite</span><span class=cF0>(bd, &amp;mbr, </span><span class=cF1>offset</span><span class=cF0>, </span><span class=cFE>1</span><span class=cF0>);
<a name="l45"></a> </span><span class=cF1>return</span><span class=cF0> </span><span class=cF3>TRUE</span><span class=cF0>;
<a name="l46"></a> }
<a name="l47"></a> drv_num++;
<a name="l48"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l49"></a> }
<a name="l50"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l51"></a> </span><span class=cF1>if</span><span class=cF0> (j &lt; </span><span class=cFE>0</span><span class=cF0>)
<a name="l52"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l53"></a> </span><span class=cF1>if</span><span class=cF0> (!mbr.p[j].</span><span class=cF1>offset</span><span class=cF0>)
<a name="l54"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l55"></a> </span><span class=cF1>if</span><span class=cF0> (ext_base == </span><span class=cF3>INVALID_CLUS</span><span class=cF0>)
<a name="l56"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l57"></a> </span><span class=cF1>offset</span><span class=cF0> = mbr.p[j].</span><span class=cF1>offset</span><span class=cF0>;
<a name="l58"></a> ext_base = </span><span class=cF1>offset</span><span class=cF0>;
<a name="l59"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l60"></a> </span><span class=cF1>else</span><span class=cF0>
<a name="l61"></a> </span><span class=cF1>offset</span><span class=cF0> = mbr.p[j].</span><span class=cF1>offset</span><span class=cF0>+ext_base;
<a name="l62"></a> }
<a name="l63"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l64"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l65"></a>}
<a name="l66"></a>
<a name="l67"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>Format</span><span class=cF0>(</span><span class=cF9>I64</span><span class=cF0> drv_let, </span><span class=cF1>Bool</span><span class=cF0> quick=</span><span class=cF3>TRUE</span><span class=cF0>, </span><span class=cF1>Bool</span><span class=cF0> confirm=</span><span class=cF3>TRUE</span><span class=cF0>, </span><span class=cF9>I64</span><span class=cF0> type=</span><span class=cF3>FSt_FAT32</span><span class=cF0>)
<a name="l68"></a>{</span><span class=cF2>//Format hard drive or RAM drive.</span><span class=cF0>
<a name="l69"></a></span><span class=cF2>//Warning: Destroys all prev info.</span><span class=cF0>
<a name="l70"></a> </span><span class=cF2>//quick=FALSE means fill entire drive with zeros.</span><span class=cF0>
<a name="l71"></a> </span><span class=cF2>//Choose </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l3353"><span class=cF4>FSt_FAT32</span></a><span class=cF2> or </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KernelA.HH.html#l3352"><span class=cF4>FSt_REDSEA</span></a><span class=cF2>.</span><span class=cF0>
<a name="l72"></a> </span><span class=cF2>//You don't format a CD/DVD with this.</span><span class=cF0>
<a name="l73"></a> </span><span class=cF9>CDrive</span><span class=cF0> *drive = </span><span class=cF5>Letter2Drive</span><span class=cF0>(drv_let);
<a name="l74"></a> </span><span class=cF1>Bool</span><span class=cF0> old_silent = </span><span class=cF5>IsSilent</span><span class=cF0>;
<a name="l75"></a>
<a name="l76"></a> </span><span class=cF1>if</span><span class=cF0> (confirm &amp;&amp; !</span><span class=cF5>AreYouSure</span><span class=cF0>)
<a name="l77"></a> </span><span class=cF1>return</span><span class=cF0>;
<a name="l78"></a> </span><span class=cF1>if</span><span class=cF0> (!drive)
<a name="l79"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l80"></a> </span><span class=cF5>PrintErr</span><span class=cF0>(</span><span class=cF6>&quot;Invalid Drive\n&quot;</span><span class=cF0>);
<a name="l81"></a> </span><span class=cF1>return</span><span class=cF0>;
<a name="l82"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l83"></a> </span><span class=cF1>switch</span><span class=cF0> (type)
<a name="l84"></a> </span><span class=cF7>{</span><span class=cF0>
<a name="l85"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>FSt_FAT32</span><span class=cF0>:
<a name="l86"></a> </span><span class=cF1>if</span><span class=cF0> (drive-&gt;bd-&gt;type == </span><span class=cF3>BDT_ATA</span><span class=cF0>)
<a name="l87"></a> {
<a name="l88"></a> </span><span class=cF5>Silent</span><span class=cF0>;
<a name="l89"></a> </span><span class=cF5>Drive</span><span class=cF0>(drv_let);
<a name="l90"></a> </span><span class=cF5>Silent</span><span class=cF0>(old_silent);
<a name="l91"></a> </span><span class=cFD>FAT32Format</span><span class=cF0>(drv_let, quick);
<a name="l92"></a> </span><span class=cF5>DiskCacheInvalidate</span><span class=cF0>(</span><span class=cF5>Letter2Drive</span><span class=cF7>(</span><span class=cF0>drv_let</span><span class=cF7>)</span><span class=cF0>);
<a name="l93"></a> </span><span class=cF5>Drive</span><span class=cF0>(drv_let);
<a name="l94"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l95"></a> }
<a name="l96"></a> </span><span class=cF6>&quot;Using RedSea File System.\n&quot;</span><span class=cF0>;
<a name="l97"></a> </span><span class=cF1>case</span><span class=cF0> </span><span class=cF3>FSt_REDSEA</span><span class=cF0>:
<a name="l98"></a> </span><span class=cF5>Silent</span><span class=cF0>;
<a name="l99"></a> </span><span class=cF5>Drive</span><span class=cF0>(drv_let);
<a name="l100"></a> </span><span class=cF5>Silent</span><span class=cF0>(old_silent);
<a name="l101"></a> </span><span class=cFD>RedSeaFormat</span><span class=cF0>(drv_let, quick);
<a name="l102"></a> </span><span class=cF5>DiskCacheInvalidate</span><span class=cF0>(</span><span class=cF5>Letter2Drive</span><span class=cF7>(</span><span class=cF0>drv_let</span><span class=cF7>)</span><span class=cF0>);
<a name="l103"></a> </span><span class=cF5>Drive</span><span class=cF0>(drv_let);
<a name="l104"></a> </span><span class=cF1>break</span><span class=cF0>;
<a name="l105"></a>
<a name="l106"></a> </span><span class=cF1>default</span><span class=cF0>:
<a name="l107"></a> </span><span class=cF5>PrintErr</span><span class=cF0>(</span><span class=cF6>&quot;File System Not Supported\n&quot;</span><span class=cF0>);
<a name="l108"></a> </span><span class=cF7>}</span><span class=cF0>
<a name="l109"></a>}
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