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1b75d91002
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.
66 lines
4.8 KiB
HTML
Executable file
66 lines
4.8 KiB
HTML
Executable file
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<pre style="font-family:monospace;font-size:12pt">
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<a name="l1"></a><span class=cF9>CHeapCtrl</span><span class=cF0> *</span><span class=cF5>HeapCtrlInit</span><span class=cF0>(</span><span class=cF9>CHeapCtrl</span><span class=cF0> *hc=</span><span class=cF3>NULL</span><span class=cF0>, </span><span class=cF9>CTask</span><span class=cF0> *task=</span><span class=cF3>NULL</span><span class=cF0>, </span><span class=cF9>CBlkPool</span><span class=cF0> *bp)
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<a name="l2"></a>{</span><span class=cF2>//See </span><a href="https://zeal-operating-system.github.io/ZealOS/System/Utils/HeapLog.CC.html#l83"><span class=cF4>HeapLog</span></a><span class=cF2>() for an example.</span><span class=cF0>
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<a name="l3"></a></span><span class=cF2>//Duplicated for </span><a href="https://zeal-operating-system.github.io/ZealOS/Kernel/KStart64.CC.html#l29"><span class=cF4>System Task</span></a><span class=cF2>.</span><span class=cF0>
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<a name="l4"></a> </span><span class=cF1>if</span><span class=cF0> (!hc)
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<a name="l5"></a> hc = </span><span class=cF5>SysCAlloc</span><span class=cF0>(</span><span class=cF1>sizeof</span><span class=cF7>(</span><span class=cF9>CHeapCtrl</span><span class=cF7>)</span><span class=cF0>);
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<a name="l6"></a> hc->hc_signature = </span><span class=cF3>HEAP_CTRL_SIGNATURE_VAL</span><span class=cF0>;
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<a name="l7"></a> hc->mem_task = task;
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<a name="l8"></a> hc->bp = bp;
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<a name="l9"></a> </span><span class=cF5>QueueInit</span><span class=cF0>(&hc->next_mem_blk);
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<a name="l10"></a> hc->last_mergable = </span><span class=cF3>NULL</span><span class=cF0>;
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<a name="l11"></a> hc->next_um = hc->last_um = (&hc->next_um)(</span><span class=cF1>U8</span><span class=cF0> *) - </span><span class=cF1>offset</span><span class=cF0>(</span><span class=cF9>CMemUsed</span><span class=cF0>.next);
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<a name="l12"></a> </span><span class=cF1>return</span><span class=cF0> hc;
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<a name="l13"></a>}
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<a name="l14"></a>
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<a name="l15"></a></span><span class=cF1>U0</span><span class=cF0> </span><span class=cF5>HeapCtrlDel</span><span class=cF0>(</span><span class=cF9>CHeapCtrl</span><span class=cF0> *hc)
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<a name="l16"></a>{</span><span class=cF2>//Free all blks alloced to a HeapCtrl.</span><span class=cF0>
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<a name="l17"></a> </span><span class=cF9>CMemBlk</span><span class=cF0> *m, *m1;
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<a name="l18"></a>
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<a name="l19"></a> </span><span class=cF1>if</span><span class=cF0> (hc)
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<a name="l20"></a> </span><span class=cF7>{</span><span class=cF0>
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<a name="l21"></a> </span><span class=cF1>PUSHFD</span><span class=cF0>
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<a name="l22"></a> </span><span class=cF1>CLI</span><span class=cF0>
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<a name="l23"></a> </span><span class=cF1>while</span><span class=cF0> (</span><span class=cF5>LBts</span><span class=cF7>(</span><span class=cF0>&hc->locked_flags, </span><span class=cF3>HClf_LOCKED</span><span class=cF7>)</span><span class=cF0>)
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<a name="l24"></a> </span><span class=cF1>PAUSE</span><span class=cF0>
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<a name="l25"></a> m = hc->next_mem_blk;
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<a name="l26"></a> </span><span class=cF1>while</span><span class=cF0> (m != &hc->next_mem_blk)
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<a name="l27"></a> {
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<a name="l28"></a> m1 = m->next;
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<a name="l29"></a> </span><span class=cFD>MemPagTaskFree</span><span class=cF0>(m, hc);
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<a name="l30"></a> m = m1;
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<a name="l31"></a> }
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<a name="l32"></a> </span><span class=cF5>LBtr</span><span class=cF0>(&hc->locked_flags, </span><span class=cF3>HClf_LOCKED</span><span class=cF0>);
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<a name="l33"></a> </span><span class=cF1>POPFD</span><span class=cF0>
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<a name="l34"></a>
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<a name="l35"></a> </span><span class=cF5>Free</span><span class=cF0>(hc);
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<a name="l36"></a> </span><span class=cF7>}</span><span class=cF0>
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<a name="l37"></a>}
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</span></pre></body>
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