#include "test.h"
-#define N 10000
-
-/*
- * Cycles test
- * ===========
- *
- * - Loop N times and check that the timer always increments and
- * never decrements during this loop.
- *
- * - Wait one second using rte_usleep() and check that the increment
- * of cycles is correct with regard to the frequency of the timer.
- */
-
-static int
-check_wait_one_second(void)
-{
- uint64_t cycles, prev_cycles;
- uint64_t hz = rte_get_timer_hz();
- uint64_t max_inc = (hz / 100); /* 10 ms max between 2 reads */
-
- /* check that waiting 1 second is precise */
- prev_cycles = rte_get_timer_cycles();
- rte_delay_us(1000000);
- cycles = rte_get_timer_cycles();
-
- if ((uint64_t)(cycles - prev_cycles) > (hz + max_inc)) {
- printf("delay_us is not accurate: too long\n");
- return -1;
- }
- if ((uint64_t)(cycles - prev_cycles) < (hz - max_inc)) {
- printf("delay_us is not accurate: too short\n");
- return -1;
- }
-
- return 0;
-}
-
-static int
-test_cycles(void)
-{
- unsigned i;
- uint64_t start_cycles, cycles, prev_cycles;
- uint64_t hz = rte_get_timer_hz();
- uint64_t max_inc = (hz / 100); /* 10 ms max between 2 reads */
-
- /* check that the timer is always incrementing */
- start_cycles = rte_get_timer_cycles();
- prev_cycles = start_cycles;
- for (i=0; i<N; i++) {
- cycles = rte_get_timer_cycles();
- if ((uint64_t)(cycles - prev_cycles) > max_inc) {
- printf("increment too high or going backwards\n");
- return -1;
- }
- prev_cycles = cycles;
- }
-
- return check_wait_one_second();
-}
-
-REGISTER_TEST_COMMAND(cycles_autotest, test_cycles);
-
-/*
- * One second precision test with rte_delay_us_sleep.
- */
-
-static int
-test_delay_us_sleep(void)
-{
- rte_delay_us_callback_register(rte_delay_us_sleep);
- return check_wait_one_second();
-}
-
-REGISTER_TEST_COMMAND(delay_us_sleep_autotest, test_delay_us_sleep);
-
/*
* rte_delay_us_callback test
*