vesa: bring in 386 Ureg. vesa support code uses this to communicate processor state.

Change-Id: I713369e0e892caef48b74c2d3cf73b098c974381
Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>

386/include/ureg.h

@@ -1,4 +1,4 @@
-/*
+/* 
  * This file is part of the UCB release of Plan 9. It is subject to the license
  * terms in the LICENSE file found in the top-level directory of this
  * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
@@ -9,26 +9,26 @@
 
 struct Ureg
 {
-	uint32_t	di;		/* general registers */
-	uint32_t	si;		/* ... */
-	uint32_t	bp;		/* ... */
-	uint32_t	nsp;
-	uint32_t	bx;		/* ... */
-	uint32_t	dx;		/* ... */
-	uint32_t	cx;		/* ... */
-	uint32_t	ax;		/* ... */
-	uint32_t	gs;		/* data segments */
-	uint32_t	fs;		/* ... */
-	uint32_t	es;		/* ... */
-	uint32_t	ds;		/* ... */
-	uint32_t	trap;		/* trap type */
-	uint32_t	ecode;		/* error code (or zero) */
-	uint32_t	pc;		/* pc */
-	uint32_t	cs;		/* old context */
-	uint32_t	flags;		/* old flags */
+	ulong	di;		/* general registers */
+	ulong	si;		/* ... */
+	ulong	bp;		/* ... */
+	ulong	nsp;
+	ulong	bx;		/* ... */
+	ulong	dx;		/* ... */
+	ulong	cx;		/* ... */
+	ulong	ax;		/* ... */
+	ulong	gs;		/* data segments */
+	ulong	fs;		/* ... */
+	ulong	es;		/* ... */
+	ulong	ds;		/* ... */
+	ulong	trap;		/* trap type */
+	ulong	ecode;		/* error code (or zero) */
+	ulong	pc;		/* pc */
+	ulong	cs;		/* old context */
+	ulong	flags;		/* old flags */
 	union {
-		uint32_t	usp;
-		uint32_t	sp;
+		ulong	usp;
+		ulong	sp;
 	};
-	uint32_t	ss;		/* old stack segment */
+	ulong	ss;		/* old stack segment */
 };