add some experiments with the cache

c8_remote/lib/payload/src/cachelib.c

@@ -0,0 +1,33 @@
+#include "bootrom_func.h"
+#include "cacheutil.h"
+
+
+PAYLOAD_SECTION
+unsigned long long l1_experiment()
+{
+    int i;
+    unsigned long long start, f;
+    volatile unsigned long long val = 0;
+    clean_inv_l1_va((unsigned long long *) &val);
+
+    start = get_ticks();
+    for(i = 0; i < 10000000; i++)
+    {
+        val;
+        clean_inv_l1_va((unsigned long long *) &val);
+    }
+
+    return get_ticks() - start;
+}
+
+PAYLOAD_SECTION
+unsigned long long entry_sync()
+{
+    return l1_experiment();
+}
+
+PAYLOAD_SECTION
+void entry_async()
+{
+
+}