Add xp(4), LUNA's I/O processor entry.

"No problem" deraadt@

src/etc/etc.luna88k/MAKEDEV.md

@@ -1,6 +1,6 @@
 define(MACHINE,luna88k)dnl
 vers(__file__,
-	{-$OpenBSD: MAKEDEV.md,v 1.31 2016/09/11 19:59:53 deraadt Exp $-},
+	{-$OpenBSD: MAKEDEV.md,v 1.32 2016/12/31 00:50:01 aoyama Exp $-},
 etc.MACHINE)dnl
 dnl
 dnl Copyright (c) 2001-2006 Todd T. Fries <todd@OpenBSD.org>
@@ -31,6 +31,9 @@ __devitem(pcex, pcex*, PC-9801 extension board slot, pcexmem)dnl
 _mkdev(pcex, {-pcex-},
 {-	M pcexmem c major_pcex_c 0 660
 	M pcexio c major_pcex_c 1 660 -})dnl
+__devitem(xp, xp, HD647180 I/O processor)dnl
+_mkdev(xp, {-xp-},
+{-	M xp c major_xp_c 0 600 -})dnl
 dnl
 dnl *** MAKEDEV itself
 dnl
@@ -56,6 +59,7 @@ twrget(all, sio, tty, a)dnl
 twrget(all, lcd, lcd)dnl
 twrget(all, au, audio, 0)dnl
 twrget(all, pcex, pcex)dnl
+twrget(all, xp, xp)dnl
 _DEV(all)
 dnl
 dnl ramdisk)
@@ -110,6 +114,7 @@ _DEV(tap, 56)
 _DEV(uk, 41)
 _DEV(vscsi, 53)
 _DEV(switch, 57)
+_DEV(xp, 11)
 dnl
 divert(__mddivert)dnl
 dnl