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Update STM32 USB OTG FS host driver -- the driver is now marginally functional

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git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@5051 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo
2012-08-24 22:16:09 +00:00
parent 2ac3898301
commit 20c7cf9db9
5 changed files with 120 additions and 77 deletions
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nuttx/include/nuttx/usb/usbhost.h
+7 -1
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@@ -448,7 +448,13 @@
*
* Returned Values:
* On success, zero (OK) is returned. On a failure, a negated errno value is
* returned indicating the nature of the failure
* returned indicating the nature of the failure:
*
* EAGAIN - If devices NAKs the transfer (or NYET or other error where
* it may be appropriate to restart the entire transaction).
* EPERM - If the endpoint stalls
* EIO - On a TX or data toggle error
* EPIPE - Overrun errors
*
* Assumptions:
* This function will *not* be called from an interrupt handler.