1 files changed, 27 insertions, 0 deletions
diff --git a/os/boot/pc/ureg.h b/os/boot/pc/ureg.h
new file mode 100644
index 00000000..0d0d43f0
--- /dev/null
+++ b/os/boot/pc/ureg.h
@@ -0,0 +1,27 @@
+typedef struct Ureg	Ureg;
+
+struct Ureg
+{
+	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 {
+		ulong	usp;
+		ulong	sp;
+	};
+	ulong	ss;		/* old stack segment */
+};