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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-12 15:18:56 +0000 |
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| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-09-12 15:18:56 +0000 |
| commit | 7231abf1a51e65c9147598b665519d3d822f983f (patch) | |
| tree | 17de2185cab9be6f29164a2336855a57b8495627 /nuttx/Documentation/NuttxPortingGuide.html | |
| parent | 14c5c981145991a86366544bc11dbb9d410feecf (diff) | |
| download | px4-nuttx-7231abf1a51e65c9147598b665519d3d822f983f.tar.gz px4-nuttx-7231abf1a51e65c9147598b665519d3d822f983f.tar.bz2 px4-nuttx-7231abf1a51e65c9147598b665519d3d822f983f.zip | |
Fix MMC/SD support for Wildfire board; Granule allocator can now be used from intrrupt handler
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5134 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/Documentation/NuttxPortingGuide.html')
| -rw-r--r-- | nuttx/Documentation/NuttxPortingGuide.html | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html index d44bae4ab..8b87bbcee 100644 --- a/nuttx/Documentation/NuttxPortingGuide.html +++ b/nuttx/Documentation/NuttxPortingGuide.html @@ -3949,6 +3949,13 @@ build is not needed. </li> <li> + <code>CONFIG_GRAN_INTR</code>: + Normally mutual exclusive access to granule allocator data is assured using a semaphore. + If this option is set then, instead, mutual exclusion logic will disable interrupts. + While this options is more invasive to system performance, it will also support use of the + granule allocator from interrupt level logic. + </li> + <li> <code>CONFIG_DEBUG_GRAM</code>: Just like <code>CONFIG_DEBUG_MM</code>, but only generates ouput from the gran allocation logic. |