add usbsysconf

Reference: /n/atom/patch/applied/usbsysconf
Date: Wed Apr  2 15:40:31 CES 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/lib/sysconfig/usb/fossil.conf	Thu Jan  1 00:00:00 1970
+++ /sys/lib/sysconfig/usb/fossil.conf	Wed Apr  2 15:40:27 2014
@@ -0,0 +1,16 @@
+# fossil.conf
+
+# redundant
+# srv boot			# created by /boot/boot
+# srv -p fscons			# explicit in fossil invocation from /boot/boot
+
+fsys main config
+fsys main open -Va -c 20000
+fsys main snaptime -a none -s none -t none
+fsys main
+
+listen tcp!*!564
+
+srv fossil
+srv -APW fossil.open
+srv -Ap fscons.open
--- /sys/lib/sysconfig/usb/plan9.ini	Thu Jan  1 00:00:00 1970
+++ /sys/lib/sysconfig/usb/plan9.ini	Wed Apr  2 15:40:28 2014
@@ -0,0 +1,8 @@
+console=0 b115200
+
+# new 9load can figure out bootfile
+bootfile=sdu0!9fat!9pccpuf
+nobootprompt=local!/dev/sdu0/fossil
+
+readparts=
+nvram=/dev/sdu0/nvram