X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=geekos%2Finclude%2Flwip%2Farch%2Fperf.h;fp=geekos%2Finclude%2Flwip%2Farch%2Fperf.h;h=ea09f705b04d52a454655d0c142e5561f86219a5;hp=0000000000000000000000000000000000000000;hb=ddc16b0737cf58f7aa90a69c6652cdf4090aec51;hpb=626595465a2c6987606a6bc697df65130ad8c2d3

diff --git a/geekos/include/lwip/arch/perf.h b/geekos/include/lwip/arch/perf.h
new file mode 100644
index 0000000..ea09f70
--- /dev/null
+++ b/geekos/include/lwip/arch/perf.h
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * All rights reserved. 
+ * 
+ * Redistribution and use in source and binary forms, with or without modification, 
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission. 
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 
+ * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 
+ * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
+ * OF SUCH DAMAGE.
+ *
+ * This file is part of the lwIP TCP/IP stack.
+ * 
+ * Author: Adam Dunkels <adam@sics.se>
+ *
+ */
+#ifndef __ARCH_PERF_H__
+#define __ARCH_PERF_H__
+
+//#include <sys/times.h>
+
+#ifdef PERF
+#define PERF_START  { \
+                         unsigned long __c1l, __c1h, __c2l, __c2h; \
+                         __asm__(".byte 0x0f, 0x31" : "=a" (__c1l), "=d" (__c1h))
+#define PERF_STOP(x)   __asm__(".byte 0x0f, 0x31" : "=a" (__c2l), "=d" (__c2h)); \
+                       perf_print(__c1l, __c1h, __c2l, __c2h, x);}
+
+/*#define PERF_START do { \
+                     struct tms __perf_start, __perf_end; \
+                     times(&__perf_start)
+#define PERF_STOP(x) times(&__perf_end); \
+                     perf_print_times(&__perf_start, &__perf_end, x);\
+                     } while(0)*/
+#else /* PERF */
+#define PERF_START    /* null definition */
+#define PERF_STOP(x)  /* null definition */
+#endif /* PERF */
+
+#if 0
+
+void perf_print(unsigned long c1l, unsigned long c1h,
+		unsigned long c2l, unsigned long c2h,
+		char *key);
+
+void perf_print_times(struct tms *start, struct tms *end, char *key);
+
+void perf_init(char *fname);
+
+#endif
+
+#endif /* __ARCH_PERF_H__ */