Import sources from 2011-03-30 iso image - sys/include

sys/include/tos.h

@@ -0,0 +1,24 @@
+typedef struct Tos Tos;
+typedef struct Plink Plink;
+
+#pragma incomplete Plink
+
+struct Tos {
+	struct			/* Per process profiling */
+	{
+		Plink	*pp;	/* known to be 0(ptr) */
+		Plink	*next;	/* known to be 4(ptr) */
+		Plink	*last;
+		Plink	*first;
+		ulong	pid;
+		ulong	what;
+	} prof;
+	uvlong	cyclefreq;	/* cycle clock frequency if there is one, 0 otherwise */
+	vlong	kcycles;	/* cycles spent in kernel */
+	vlong	pcycles;	/* cycles spent in process (kernel + user) */
+	ulong	pid;		/* might as well put the pid here */
+	ulong	clock;
+	/* top of stack is here */
+};
+
+extern Tos *_tos;