| /* Copyright 2019 SiFive, Inc */ |
| /* SPDX-License-Identifier: Apache-2.0 */ |
| |
| #include <metal/time.h> |
| #include <metal/timer.h> |
| |
| int metal_gettimeofday(struct timeval *tp, void *tzp) |
| { |
| int rv; |
| unsigned long long mcc, timebase; |
| if ((rv = metal_timer_get_cyclecount(0, &mcc))) { |
| return -1; |
| } |
| if ((rv = metal_timer_get_timebase_frequency(0, &timebase))) { |
| return -1; |
| } |
| tp->tv_sec = mcc / timebase; |
| tp->tv_usec = mcc % timebase * 1000000 / timebase; |
| return 0; |
| } |
| |
| time_t metal_time (void) |
| { |
| struct timeval now; |
| |
| if (metal_gettimeofday(&now, NULL) < 0) |
| now.tv_sec = (time_t) -1; |
| |
| return now.tv_sec; |
| } |
