K 10
svn:author
V 6
luporl
K 8
svn:date
V 27
2019-11-25T16:30:38.536201Z
K 7
svn:log
V 374
[PPC64] Enable phyp vty use as a GDB DBGPORT

This change makes it possible to use a POWER Hypervisor virtual
terminal device (phyp vty) as a GDB debug port.

Similar to the uart debug port, it has to be enabled by setting
the hw.uart_phyp.dbgport variable to the vty node of the device
tree.

Reviewed by:	jhibbits
Differential Revision:	https://reviews.freebsd.org/D22205

END