K 10
svn:author
V 4
avos
K 8
svn:date
V 27
2015-12-13T21:50:38.149066Z
K 7
svn:log
V 262
urtwn: add a command queue for sleepable tasks.

An implementation from rum(4) was used (it looks simpler for me).
Will be used for h/w encryption support.

Reviewed by:	kevlo
Approved by:	adrian (mentor)
Differential Revision:	https://reviews.freebsd.org/D4447

END