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unaligned_load: Run some tests after scheduler/network/wifi all up and running

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As written this doesn't expose any new bugs.
This commit is contained in:
Angus Gratton 2015-09-25 09:41:51 +10:00
parent edbfd3a66e
commit 4dd8712526
1 changed files with 34 additions and 2 deletions
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36
examples/experiments/unaligned_load/unaligned_load.c
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@ -209,6 +209,7 @@ void test_string(const char *string, char *label, bool evict_cache)
static void test_isr();
static void test_sign_extension();
static void test_system_interaction();
void sanity_tests(void);
void user_init(void)
@ -227,6 +228,9 @@ void user_init(void)
test_isr();
test_sign_extension();
xTaskHandle taskHandle;
xTaskCreate(test_system_interaction, (signed char *)"interactionTask", 256, &taskHandle, 2, NULL);
}
static volatile bool frc1_ran;
@ -270,12 +274,40 @@ static void test_sign_extension()
int16_t *shorts_p = (int16_t *)unsigned_shorts;
if(shorts_p[0] == -3 && shorts_p[1] == -4 && shorts_p[2] == -5 && shorts_p[3] == -32767 && shorts_p[4] == 44)
{
printf("l16si sign extension worked as expected.\r\n");
printf("l16si sign extension PASSED.\r\n");
} else {
printf("l16si sign extension failed. Got values %d %d %d %d %d\r\n", shorts_p[0], shorts_p[1], shorts_p[2], shorts_p[3], shorts_p[4]);
printf("ERROR: l16si sign extension failed. Got values %d %d %d %d %d\r\n", shorts_p[0], shorts_p[1], shorts_p[2], shorts_p[3], shorts_p[4]);
}
}
/* test that running unaligned loads in a running FreeRTOS system doesn't break things
The following tests run inside a FreeRTOS task, after everything else.
*/
static void test_system_interaction()
{
uint32_t start = xTaskGetTickCount();
printf("Starting system/timer interaction test (takes approx 30 seconds)...\n");
for(int i = 0; i < 200*1000; i++) {
test_naive_strcpy_a0(iromtest);
test_naive_strcpy_a2(iromtest);
test_naive_strcpy_a3(iromtest);
test_naive_strcpy_a4(iromtest);
test_naive_strcpy_a5(iromtest);
test_naive_strcpy_a6(iromtest);
/*
const volatile char *string = iromtest;
volatile char *to = dest;
while((*to++ = *string++))
;
*/
}
uint32_t ticks = xTaskGetTickCount() - start;
printf("Timer interaction test PASSED after %dms.\n", ticks*portTICK_RATE_MS);
while(1) {}
}
/* The following "sanity tests" are designed to try to execute every code path
* of the LoadStoreError handler, with a variety of offsets and data values
* designed to catch any mask/shift errors, sign-extension bugs, etc */