diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cpu/irq.c | 2 | ||||
| -rw-r--r-- | src/sys/core.c | 1 | ||||
| -rw-r--r-- | src/tests/test.c | 37 | ||||
| -rw-r--r-- | src/util/status.c | 33 |
4 files changed, 56 insertions, 17 deletions
diff --git a/src/cpu/irq.c b/src/cpu/irq.c index 4708293..b5f3e03 100644 --- a/src/cpu/irq.c +++ b/src/cpu/irq.c @@ -83,8 +83,6 @@ unsigned long c_fiq_handler(void) counter++; if (counter % 0x6000 == 0) counter = 0; - if (counter % 0x08 == 0) - status(); if (counter % 0x40 == 0) return 1; return 0; diff --git a/src/sys/core.c b/src/sys/core.c index 6421c71..e94c86b 100644 --- a/src/sys/core.c +++ b/src/sys/core.c @@ -11,6 +11,7 @@ #include <sys/power.h> #include <sys/schedule.h> #include <util/mutex.h> +#include <util/status.h> #include <util/time.h> // Initialize IRQs 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); } diff --git a/src/util/status.c b/src/util/status.c index cfadd19..456e89d 100644 --- a/src/util/status.c +++ b/src/util/status.c @@ -58,6 +58,24 @@ void output_irq_status(void) } } +void time_status(void) +{ + // Report Sys Timer Stataus + unsigned long systime; + draw_string(0, 8, "Sys Timer Status"); + systime = *(volatile unsigned long*)SYS_TIMER_CS; + draw_hex32(17, 8, systime); + draw_string(17+8, 8, ":"); + unsigned long long tval = get_time(); + draw_hex32(17+8, 8, (tval >> 32)); + draw_hex32(17+8+8, 8, tval); + systime = *(volatile unsigned long*)SYS_TIMER_C0; + draw_hex32(19+14+8+1, 8, systime); + draw_string(19+14+9+8, 8, "|"); + draw_string(19+14+18, 8, " "); + draw_u10(19+14+18, 8, ((unsigned long)tval)/1000000); +} + void status(void) { // OS Info @@ -111,18 +129,5 @@ void status(void) draw_string(0, 7, "Status Updated by Core #"); draw_hex32(24, 7, coren); - // Report Sys Timer Stataus - unsigned long systime; - draw_string(0, 8, "Sys Timer Status"); - systime = *(volatile unsigned long*)SYS_TIMER_CS; - draw_hex32(17, 8, systime); - draw_string(17+8, 8, ":"); - unsigned long long tval = get_time(); - draw_hex32(17+8, 8, (tval >> 32)); - draw_hex32(17+8+8, 8, tval); - systime = *(volatile unsigned long*)SYS_TIMER_C0; - draw_hex32(19+14+8+1, 8, systime); - draw_string(19+14+9+8, 8, "|"); - draw_string(19+14+18, 8, " "); - draw_u10(19+14+18, 8, ((unsigned long)tval)/1000000); + time_status(); } |