K 10
svn:author
V 4
neel
K 8
svn:date
V 27
2015-07-16T04:15:22.361482Z
K 7
svn:log
V 255
If uart interrupts are not functioning then schedule the callout to do the
polling at device attach time [1].

Add tunables 'debug.uart_force_poll' and 'debug.uart_poll_freq' to control
uart polling.

Submitted by:	Aleksey Kuleshov (rndfax@yandex.ru) [1]

END