K 10
svn:author
V 6
marcel
K 8
svn:date
V 27
2010-03-20T05:11:56.187878Z
K 7
svn:log
V 256
Allow specifications that lack an I/O port or memory mapped I/O
address when the UART class doesn't need it. A class doesn't need
it when the I/O range is 0.

This makes the L1 console work with the following specification:
	set hw.uart.console="dt:sgisn"

END