diff options
Diffstat (limited to 'src/tests/test.c')
| -rw-r--r-- | src/tests/test.c | 37 |
1 files changed, 36 insertions, 1 deletions
diff --git a/src/tests/test.c b/src/tests/test.c index 89979f9..d59be9f 100644 --- a/src/tests/test.c +++ b/src/tests/test.c @@ -4,8 +4,9 @@ #include <lib/kmem.h> #include <sys/core.h> #include <sys/schedule.h> -#include <util/mutex.h> #include <util/lock.h> +#include <util/mutex.h> +#include <util/status.h> extern void atest(void); void qualitative_tests(void); @@ -154,6 +155,39 @@ void test_entry(void) draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); tidx += TEST_RESULT_WIDTH; + // Test 7: Tick Latency +#define DELAY_TIME 512000 + unsigned long center = 0; + sys0_64(SYS_TIME, &ti); + delay(DELAY_TIME); + sys0_64(SYS_TIME, &tf); + center = (tf - ti - 10); + if (10 > (tf-ti)) + center = 0; + dt = 0; + unsigned long j = 0; + for(int i = 0; i < TEST_COUNT; i++) { + sys0_64(SYS_TIME, &ti); + delay(DELAY_TIME); + sys0_64(SYS_TIME, &tf); + dt += tf - ti; + if ((tf-ti-center) < TEST_BIN_COUNT) + bins[(tf-ti)-center]++; + else + j++; + } + for (int i = 0; i < TEST_BIN_COUNT; i++) { + draw_hex32(tidx, y+6+i, i); + draw_string(tidx+9, y+6+i, TEST_STR_CLR); + draw_u10(tidx+9, y+6+i, bins[i]); + bins[i] = 0; + } + draw_hex32(tidx, y+4, j); + draw_string(tidx, y+5, " "); + len = draw_u10(tidx, y+5, dt/TEST_COUNT); + draw_u10(tidx+len+1, y+5, dt%TEST_COUNT); + tidx += TEST_RESULT_WIDTH; + add_thread(qualitative_tests, 0, 4); } @@ -312,4 +346,5 @@ void qualitative_tests(void) add_thread(deadlock_test1, 0, 5); add_thread(semaphore_test1, 0, 6); add_thread(semaphore_test2, 0, 7); + add_thread(time_status, 0, 8); } |