Commit message (Collapse) | Author | Age | Files | Lines | |
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* | Add userland access to at91 gpio functionality via ioctl calls. Also, | Ian Lepore | 2013-03-29 | 1 | -0/+108 |
add the ability for userland to be notified of changes on gpio pins via a select(2)/read(2) interface. Change the interrupt handler from filtered to threaded. Because of the uiomove() calls in the new interface, change locking from standard mutex to sx. Add / restore the at91_gpio_high_z() function. Reviewed by: imp (long ago) Notes: svn path=/head/; revision=248911 |