savelij13
fca959be37
- Improved write throughput at the fragmented file on the exFAT volume. - Made memory usage for exFAT be able to be reduced as decreasing _MAX_LFN. - Fixed successive f_getfree() can return wrong count on the FAT12/16 volume. (appeared at R0.12) - Fixed configuration option _VOLUMES cannot be set 10. (appeared at R0.10c)
47 lines
1.7 KiB
HTML
47 lines
1.7 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html lang="en">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
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<meta http-equiv="Content-Style-Type" content="text/css">
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<link rel="up" title="FatFs" href="../00index_e.html">
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<link rel="alternate" hreflang="ja" title="Japanese" href="../ja/dinit.html">
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<link rel="stylesheet" href="../css_e.css" type="text/css" media="screen" title="ELM Default">
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<title>FatFs - disk_initialize</title>
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</head>
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<body>
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<div class="para func">
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<h2>disk_initialize</h2>
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<p>The disk_initialize function is called to initializes the storage device.</p>
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<pre>
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DSTATUS disk_initialize (
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BYTE <span class="arg">pdrv</span> <span class="c">/* [IN] Physical drive number */</span>
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);
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</pre>
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</div>
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<div class="para arg">
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<h4>Parameter</h4>
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<dl class="par">
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<dt>pdrv</dt>
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<dd>Physical drive number to identify the target device. Always zero at single drive system.</dd>
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</dl>
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</div>
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<div class="para ret">
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<h4>Return Values</h4>
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<p>This function returns the current drive status flags as the result. For details of the drive status, refer to the <a href="dstat.html">disk_status</a> function.</p>
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</div>
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<div class="para desc">
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<h4>Description</h4>
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<p>This function initializes the storage device and put it ready to generic read/write. When the function succeeded, <tt>STA_NOINIT</tt> flag in the return value is cleared.</p>
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<p><em>Remarks: This function needs to be under control of FatFs module. Application program MUST NOT call this function, or FAT structure on the volume can be broken. To re-initialize the file system, use <tt>f_mount</tt> function instead.</em></p>
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</div>
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<p class="foot"><a href="../00index_e.html">Return</a></p>
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</body>
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</html>
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