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include_lib/system/generic/jiffies.h

@@ -0,0 +1,35 @@
+#ifndef JIFFIES_H
+#define JIFFIES_H
+/* timer interface */
+/* Parameters used to convert the timespec values: */
+#define HZ				100L
+#define MSEC_PER_SEC	1000L
+#define USEC_PER_MSEC	1000L
+#define NSEC_PER_USEC	1000L
+#define NSEC_PER_MSEC	1000000L
+#define USEC_PER_SEC	1000000L
+#define NSEC_PER_SEC	1000000000L
+#define FSEC_PER_SEC	1000000000000000LL
+
+
+#ifndef __ASSEMBLY__
+extern volatile unsigned long jiffies;
+extern unsigned long jiffies_msec();
+extern unsigned long jiffies_half_msec();
+#endif
+
+#define JIFFIES_CIRCLE                  0x7FFFFFF
+
+#define time_after(a,b)					((long)(b) - (long)(a) < 0)
+#define time_before(a,b)				time_after(b,a)
+
+extern unsigned char jiffies_unit;
+
+#define msecs_to_jiffies(msec) 		    ((msec)/jiffies_unit)
+#define jiffies_to_msecs(j) 		    ((j)*jiffies_unit)
+
+
+
+
+#endif
+