+/* performance_test.c */
/*
+ This file is part of the Crypto-avr-lib/microcrypt-lib.
+ Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+/*
+ * author: Daniel Otte
+ * email: daniel.otte@rub.de
+ * license: GPLv3
*
*
- *
- */
-
+ **/
+
+#include "config.h"
+#include <string.h>
#include <stdint.h>
#include <stdlib.h>
#include <avr/io.h>
#include <avr/interrupt.h>
+#include <avr/pgmspace.h>
+#include "uart.h"
#include "performance_test.h"
+
+#ifdef ATMEGA644
+ #define TIMSK TIMSK1
+#endif
+
+
+
uint32_t ovfcounter;
uint16_t const_overhead=0;
ovfcounter = 0;
TCCR1A = 0x00;
TIMSK &= 0xC3;
- TIMSK |= _BV(2); /* enable TOIE1 */
+ TIMSK |= _BV(TOIE1); /* enable TOIE1 */
TCCR1B = granularity & 0x7; /* start timer */
}
*intoh = int_overhead;
}
+void print_time_P(PGM_P s, uint64_t t){
+ char sv[16];
+ uint8_t c;
+ uart_putstr_P(PSTR("\r\n"));
+ uart_putstr_P(s);
+ ultoa((unsigned long)t, sv, 10);
+ for(c=strlen(sv); c<11; ++c){
+ uart_putc(' ');
+ }
+ uart_putstr(sv);
+}
+void print_overhead(void){
+ char str[16];
+ uart_putstr_P(PSTR("\r\n\r\n=== benchmark ==="));
+ utoa(const_overhead, str, 10);
+ uart_putstr_P(PSTR("\r\n\tconst overhead: "));
+ uart_putstr(str);
+ utoa(int_overhead, str, 10);
+ uart_putstr_P(PSTR("\r\n\tinterrupt overhead: "));
+ uart_putstr(str);
+}