diff options
| -rw-r--r-- | tests/qtest/microbit-test.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/tests/qtest/microbit-test.c b/tests/qtest/microbit-test.c index 6022a92b6a..2abcad8e31 100644 --- a/tests/qtest/microbit-test.c +++ b/tests/qtest/microbit-test.c @@ -393,6 +393,49 @@ static void test_nrf51_gpio(void) qtest_quit(qts); } +static void test_nrf51_gpio_detect(void) +{ + QTestState *qts = qtest_init("-M microbit"); + int i; + + /* Connect input buffer on pins 1-7, configure SENSE for high level */ + for (i = 1; i <= 7; i++) { + qtest_writel(qts, NRF51_GPIO_BASE + NRF51_GPIO_REG_CNF_START + i * 4, + deposit32(0, 16, 2, 2)); + } + + qtest_irq_intercept_out_named(qts, "/machine/nrf51/gpio", "detect"); + + for (i = 1; i <= 7; i++) { + /* Set pin high */ + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", i, 1); + uint32_t actual = qtest_readl(qts, NRF51_GPIO_BASE + NRF51_GPIO_REG_IN); + g_assert_cmpuint(actual, ==, 1 << i); + + /* Check that DETECT is high */ + g_assert_true(qtest_get_irq(qts, 0)); + + /* Set pin low, check that DETECT goes low. */ + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", i, 0); + actual = qtest_readl(qts, NRF51_GPIO_BASE + NRF51_GPIO_REG_IN); + g_assert_cmpuint(actual, ==, 0x0); + g_assert_false(qtest_get_irq(qts, 0)); + } + + /* Set pin 0 high, check that DETECT doesn't fire */ + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", 0, 1); + g_assert_false(qtest_get_irq(qts, 0)); + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", 0, 0); + + /* Set pins 1, 2, and 3 high, then set 3 low. Check DETECT is still high */ + for (i = 1; i <= 3; i++) { + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", i, 1); + } + g_assert_true(qtest_get_irq(qts, 0)); + qtest_set_irq_in(qts, "/machine/nrf51", "unnamed-gpio-in", 3, 0); + g_assert_true(qtest_get_irq(qts, 0)); +} + static void timer_task(QTestState *qts, hwaddr task) { qtest_writel(qts, NRF51_TIMER_BASE + task, NRF51_TRIGGER_TASK); @@ -499,6 +542,7 @@ int main(int argc, char **argv) qtest_add_func("/microbit/nrf51/uart", test_nrf51_uart); qtest_add_func("/microbit/nrf51/gpio", test_nrf51_gpio); + qtest_add_func("/microbit/nrf51/gpio_detect", test_nrf51_gpio_detect); qtest_add_func("/microbit/nrf51/nvmc", test_nrf51_nvmc); qtest_add_func("/microbit/nrf51/timer", test_nrf51_timer); qtest_add_func("/microbit/microbit/i2c", test_microbit_i2c); |