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Diffstat (limited to 'src/arch/posix/driver/uptime.cc')
-rw-r--r--src/arch/posix/driver/uptime.cc18
1 files changed, 16 insertions, 2 deletions
diff --git a/src/arch/posix/driver/uptime.cc b/src/arch/posix/driver/uptime.cc
index 040b51c..00b1d34 100644
--- a/src/arch/posix/driver/uptime.cc
+++ b/src/arch/posix/driver/uptime.cc
@@ -1,11 +1,25 @@
#include "driver/uptime.h"
#include <time.h>
-uint64_t Uptime::get()
+uint64_t Uptime::get_s()
{
struct timespec ts;
clock_gettime(CLOCK_REALTIME, &ts);
- return (uint64_t)ts.tv_nsec + (1000000ULL * ((uint64_t)ts.tv_sec % 256));
+ return ts.tv_sec;
+}
+
+uint64_t Uptime::get_us()
+{
+ struct timespec ts;
+ clock_gettime(CLOCK_REALTIME, &ts);
+ return ts.tv_nsec / 1000;
+}
+
+uint64_t Uptime::get_cycles()
+{
+ struct timespec ts;
+ clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts);
+ return ts.tv_nsec;
}
Uptime uptime;