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/**
* Copyright (c) 2023 Raspberry Pi (Trading) Ltd.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <stdio.h>
#include "pico/stdlib.h"
#include "pico/multicore.h"
#include "pico/test.h"
PICOTEST_MODULE_NAME("pico_stdio_test", "pico_stdio test harness");
static volatile bool deadlock_test_done;
static void deadlock_test_core1(void) {
busy_wait_ms(250);
for(int i=0;i<1000;i++) {
if (deadlock_test_done) break;
printf("Hello from core 1 - %d\n", i);
busy_wait_ms(23);
}
}
static volatile bool deadlock_test_irq_called;
static int64_t deadlock_test_alarm(alarm_id_t id, void *param) {
static int foo;
printf("Here is a printf from the IRQ %d\n", ++foo);
deadlock_test_irq_called = true;
return 100;
}
int main() {
stdio_init_all();
for(int i=0;i<10;i++) {
printf("Hello %d\n", i);
}
printf("pico_stdio_test begins\n");
PICOTEST_START();
// Check default config has valid data in it
PICOTEST_START_SECTION("STDIO deadlock test");
multicore_launch_core1(deadlock_test_core1);
alarm_id_t alarm_id = add_alarm_in_ms(500, deadlock_test_alarm, NULL, false);
PICOTEST_CHECK(getchar_timeout_us(2000000) < 0, "someone pressed a key!");
deadlock_test_done = true;
cancel_alarm(alarm_id);
sleep_ms(100);
PICOTEST_CHECK(deadlock_test_irq_called, "deadlock_test_irq was not called");
PICOTEST_END_SECTION();
PICOTEST_END_TEST();
}
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