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Fix FAT32 bug

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1829 42af7a65-404d-4744-a932-0658087f49c3
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patacongo 2009-05-27 21:44:20 +00:00
parent 9a6912449c
commit da2053aac4
1 changed files with 7 additions and 2 deletions
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Documentation/NuttX.html
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@ -8,7 +8,7 @@
<tr align="center" bgcolor="#e4e4e4"> <tr align="center" bgcolor="#e4e4e4">
<td> <td>
<h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1> <h1><big><font color="#3c34ec"><i>NuttX RTOS</i></font></big></h1>
<p>Last Updated: May 26, 2009</p> <p>Last Updated: May 27, 2009</p>
</td> </td>
</tr> </tr>
</table> </table>
@ -1424,10 +1424,15 @@ nuttx-0.4.7 2009-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;
* examples/nsh: Added MMC/SD support for the LM3S6918 * examples/nsh: Added MMC/SD support for the LM3S6918
* arch/arm/src/lm3s: Fix logic for setting and clearing output GPIOs (critical * arch/arm/src/lm3s: Fix logic for setting and clearing output GPIOs (critical
fix!). fix!).
* drivers/mmcsd: Found numerous errors in current MMC/SD SPI driver. Bad frequency * drivers/mmcsd: Found numerous errors in current MMC/SD SPI driver. Bad frequency
calculation based on CSD settings, inappropriate timeouts, odd code that looks like calculation based on CSD settings, inappropriate timeouts, odd code that looks like
a bad search and replace. Also needs support for SDHC ver 2.x. New MMC/SD is a bad search and replace. Also needs support for SDHC ver 2.x. New MMC/SD is
largely redesigned and probably non-functional in the first check-in. largely redesigned and probably non-functional in the first check-in.
* drivers/mmcsd: Changes verified on 4Gb Kingston SHDC card. Still having
issues with 2Gb SanDisk SDC card.
* fs/fat: With the 4Gb card, the first tests of FAT32 were (finally) performed.
Found a correct a problem that prevented use of FAT32: It was not updating
the sector cache before checking the FAT32 FSINFO sector.
pascal-0.1.3 2009-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt; pascal-0.1.3 2009-xx-xx Gregory Nutt &lt;spudmonkey@racsa.co.cr&gt;