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-rw-r--r--tests/mtd-tests/flash_speed.c39
1 files changed, 23 insertions, 16 deletions
diff --git a/tests/mtd-tests/flash_speed.c b/tests/mtd-tests/flash_speed.c
index 2fc70a1..035768b 100644
--- a/tests/mtd-tests/flash_speed.c
+++ b/tests/mtd-tests/flash_speed.c
@@ -258,22 +258,29 @@ static int read_eraseblock_by_2pages(int ebnum)
return err;
}
-static void start_timing(void)
+static void start_timing(struct timespec *start)
{
- clock_gettime(CLOCK_MONOTONIC_RAW, &start);
+ clock_gettime(CLOCK_MONOTONIC_RAW, start);
}
-static void stop_timing(void)
+static void stop_timing(struct timespec *finish)
{
- clock_gettime(CLOCK_MONOTONIC_RAW, &finish);
+ clock_gettime(CLOCK_MONOTONIC_RAW, finish);
}
-static long calc_speed(void)
+static long calc_duration(struct timespec *start, struct timespec *finish)
{
long ms;
- ms = (finish.tv_sec - start.tv_sec) * 1000L;
- ms += (finish.tv_nsec - start.tv_nsec) / 1000000L;
+ ms = (finish->tv_sec - start->tv_sec) * 1000L;
+ ms += (finish->tv_nsec - start->tv_nsec) / 1000000L;
+
+ return ms;
+}
+
+static long calc_speed(struct timespec *start, struct timespec *finish)
+{
+ long ms = calc_duration(start, finish);
if (ms <= 0)
return 0;
@@ -314,7 +321,7 @@ static int erase_good_eraseblocks(unsigned int eb, int ebcnt, int ebskip)
}
#define TIME_OP_PER_PEB( op )\
- start_timing();\
+ start_timing(&start);\
for (i = 0; i < count; ++i) {\
if (bbt[i])\
continue;\
@@ -322,8 +329,8 @@ static int erase_good_eraseblocks(unsigned int eb, int ebcnt, int ebskip)
if (err)\
goto out;\
}\
- stop_timing();\
- speed = calc_speed()
+ stop_timing(&finish);\
+ speed = calc_speed(&start, &finish)
int main(int argc, char **argv)
{
@@ -428,12 +435,12 @@ int main(int argc, char **argv)
/* Erase all eraseblocks */
if (flags & DESTRUCTIVE) {
puts("Testing erase speed");
- start_timing();
+ start_timing(&start);
err = erase_good_eraseblocks(peb, count, skip);
if (err)
goto out;
- stop_timing();
- speed = calc_speed();
+ stop_timing(&finish);
+ speed = calc_speed(&start, &finish);
printf("erase speed is %ld KiB/s\n", speed);
}
@@ -442,7 +449,7 @@ int main(int argc, char **argv)
for (k = 1; k < 7; ++k) {
blocks = 1 << k;
printf("Testing %dx multi-block erase speed\n", blocks);
- start_timing();
+ start_timing(&start);
for (i = 0; i < count; ) {
for (j = 0; j < blocks && (i + j) < count; ++j)
if (bbt[i + j])
@@ -456,8 +463,8 @@ int main(int argc, char **argv)
goto out;
i += j;
}
- stop_timing();
- speed = calc_speed();
+ stop_timing(&finish);
+ speed = calc_speed(&start, &finish);
printf("%dx multi-block erase speed is %ld KiB/s\n",
blocks, speed);
}