date and time created 81/02/19 21:34:33 by wnj

SCCS-vsn: sys/sys/trace.h 4.1

diff --git a/usr/src/sys/sys/trace.h b/usr/src/sys/sys/trace.h
new file mode 100644 (file)
index 0000000..380b978
--- /dev/null
+++ b/usr/src/sys/sys/trace.h
@@ -0,0 +1,19 @@
+#define        bit(a)          (1<<(a))
+
+#define        TR_BREAD        bit(0)
+#define        TR_BWRITE       bit(1)
+#define        TR_MISS         bit(2)
+#define        TR_HIT          bit(3)
+#define        TR_RA           bit(4)
+#define        TR_XFOD         bit(5)
+#define        TR_BRELSE       bit(6)
+#define        TR_MALL         bit(7)
+
+#define        TRCSIZ          4096
+
+#if defined(KERNEL) && defined(EPAWNJ)
+int    tracebuf[TRCSIZ];
+unsigned tracex;
+int    tracewhich;
+#define        trace(a,b,c)    if (tracewhich&(a)) trace1(a,b,c)
+#endif