diff options
| -rw-r--r-- | tests/Makefile.include | 3 | ||||
| -rw-r--r-- | tests/test-arm-mptimer.c | 1105 |
2 files changed, 1108 insertions, 0 deletions
diff --git a/tests/Makefile.include b/tests/Makefile.include index e65e9f7..91cc308 100644 --- a/tests/Makefile.include +++ b/tests/Makefile.include @@ -303,6 +303,8 @@ check-qtest-arm-y += tests/m25p80-test$(EXESUF) gcov-files-arm-y += hw/misc/tmp105.c check-qtest-arm-y += tests/virtio-blk-test$(EXESUF) gcov-files-arm-y += arm-softmmu/hw/block/virtio-blk.c +check-qtest-arm-y += tests/test-arm-mptimer$(EXESUF) +gcov-files-arm-y += hw/timer/arm_mptimer.c check-qtest-microblazeel-y = $(check-qtest-microblaze-y) @@ -684,6 +686,7 @@ tests/test-x86-cpuid-compat$(EXESUF): tests/test-x86-cpuid-compat.o $(qtest-obj- tests/ivshmem-test$(EXESUF): tests/ivshmem-test.o contrib/ivshmem-server/ivshmem-server.o $(libqos-pc-obj-y) tests/vhost-user-bridge$(EXESUF): tests/vhost-user-bridge.o tests/test-uuid$(EXESUF): tests/test-uuid.o $(test-util-obj-y) +tests/test-arm-mptimer$(EXESUF): tests/test-arm-mptimer.o tests/migration/stress$(EXESUF): tests/migration/stress.o $(call quiet-command, $(LINKPROG) -static -O3 $(PTHREAD_LIB) -o $@ $< ,"LINK","$(TARGET_DIR)$@") diff --git a/tests/test-arm-mptimer.c b/tests/test-arm-mptimer.c new file mode 100644 index 0000000..cb8f2df --- /dev/null +++ b/tests/test-arm-mptimer.c @@ -0,0 +1,1105 @@ +/* + * QTest testcase for the ARM MPTimer + * + * Copyright (c) 2016 Dmitry Osipenko <digetx@gmail.com> + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "qemu/timer.h" +#include "libqtest.h" + +#define TIMER_BLOCK_SCALE(s) ((((s) & 0xff) + 1) * 10) + +#define TIMER_BLOCK_STEP(scaler, steps_nb) \ + clock_step(TIMER_BLOCK_SCALE(scaler) * (int64_t)(steps_nb) + 1) + +#define TIMER_BASE_PHYS 0x1e000600 + +#define TIMER_LOAD 0x00 +#define TIMER_COUNTER 0x04 +#define TIMER_CONTROL 0x08 +#define TIMER_INTSTAT 0x0C + +#define TIMER_CONTROL_ENABLE (1 << 0) +#define TIMER_CONTROL_PERIODIC (1 << 1) +#define TIMER_CONTROL_IT_ENABLE (1 << 2) +#define TIMER_CONTROL_PRESCALER(p) (((p) & 0xff) << 8) + +#define PERIODIC 1 +#define ONESHOT 0 +#define NOSCALE 0 + +static int nonscaled = NOSCALE; +static int scaled = 122; + +static void timer_load(uint32_t load) +{ + writel(TIMER_BASE_PHYS + TIMER_LOAD, load); +} + +static void timer_start(int periodic, uint32_t scale) +{ + uint32_t ctl = TIMER_CONTROL_ENABLE | TIMER_CONTROL_PRESCALER(scale); + + if (periodic) { + ctl |= TIMER_CONTROL_PERIODIC; + } + + writel(TIMER_BASE_PHYS + TIMER_CONTROL, ctl); +} + +static void timer_stop(void) +{ + writel(TIMER_BASE_PHYS + TIMER_CONTROL, 0); +} + +static void timer_int_clr(void) +{ + writel(TIMER_BASE_PHYS + TIMER_INTSTAT, 1); +} + +static void timer_reset(void) +{ + timer_stop(); + timer_load(0); + timer_int_clr(); +} + +static uint32_t timer_get_and_clr_int_sts(void) +{ + uint32_t int_sts = readl(TIMER_BASE_PHYS + TIMER_INTSTAT); + + if (int_sts) { + timer_int_clr(); + } + + return int_sts; +} + +static uint32_t timer_counter(void) +{ + return readl(TIMER_BASE_PHYS + TIMER_COUNTER); +} + +static void timer_set_counter(uint32_t value) +{ + writel(TIMER_BASE_PHYS + TIMER_COUNTER, value); +} + +static void test_timer_oneshot(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(9999999); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 9999); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + g_assert_cmpuint(timer_counter(), ==, 9990000); + + TIMER_BLOCK_STEP(scaler, 9990000); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + TIMER_BLOCK_STEP(scaler, 9990000); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_pause(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(999999999); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 999); + + g_assert_cmpuint(timer_counter(), ==, 999999000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(scaler, 9000); + + g_assert_cmpuint(timer_counter(), ==, 999990000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_stop(); + + g_assert_cmpuint(timer_counter(), ==, 999990000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(scaler, 90000); + + g_assert_cmpuint(timer_counter(), ==, 999990000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 999990000); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_counter(), ==, 0); + + TIMER_BLOCK_STEP(scaler, 999990000); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + g_assert_cmpuint(timer_counter(), ==, 0); +} + +static void test_timer_reload(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 90000); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 90000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_load(UINT32_MAX); + + TIMER_BLOCK_STEP(scaler, 90000); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 90000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_periodic(gconstpointer arg) +{ + int scaler = *((int *) arg); + int repeat = 10; + + timer_reset(); + timer_load(100); + timer_start(PERIODIC, scaler); + + while (repeat--) { + clock_step(TIMER_BLOCK_SCALE(scaler) * (101 + repeat) + 1); + + g_assert_cmpuint(timer_counter(), ==, 100 - repeat); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + clock_step(TIMER_BLOCK_SCALE(scaler) * (101 - repeat) - 1); + } +} + +static void test_timer_oneshot_to_periodic(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(10000); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1000); + + g_assert_cmpuint(timer_counter(), ==, 9000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 14001); + + g_assert_cmpuint(timer_counter(), ==, 5000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); +} + +static void test_timer_periodic_to_oneshot(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(99999999); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 999); + + g_assert_cmpuint(timer_counter(), ==, 99999000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 99999009); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); +} + +static void test_timer_prescaler(void) +{ + timer_reset(); + timer_load(9999999); + timer_start(ONESHOT, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 9999998); + + g_assert_cmpuint(timer_counter(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + timer_reset(); + timer_load(9999999); + timer_start(ONESHOT, 0xAB); + + TIMER_BLOCK_STEP(0xAB, 9999998); + + g_assert_cmpuint(timer_counter(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(0xAB, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); +} + +static void test_timer_prescaler_on_the_fly(void) +{ + timer_reset(); + timer_load(9999999); + timer_start(ONESHOT, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 999); + + g_assert_cmpuint(timer_counter(), ==, 9999000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(ONESHOT, 0xAB); + + TIMER_BLOCK_STEP(0xAB, 9000); + + g_assert_cmpuint(timer_counter(), ==, 9990000); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_set_oneshot_counter_to_0(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_set_counter(0); + + TIMER_BLOCK_STEP(scaler, 10); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_set_periodic_counter_to_0(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_set_counter(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - (scaler ? 0 : 1)); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_reset(); + timer_set_counter(UINT32_MAX); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_set_counter(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_noload_oneshot(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_noload_periodic(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_zero_load_oneshot(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_zero_load_periodic(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_zero_load_oneshot_to_nonzero(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_load(999); + + TIMER_BLOCK_STEP(scaler, 1001); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); +} + +static void test_timer_zero_load_periodic_to_nonzero(gconstpointer arg) +{ + int scaler = *((int *) arg); + int i; + + timer_reset(); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_load(1999999); + + for (i = 1; i < 10; i++) { + TIMER_BLOCK_STEP(scaler, 2000001); + + g_assert_cmpuint(timer_counter(), ==, 1999999 - i); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + } +} + +static void test_timer_nonzero_load_oneshot_to_zero(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_load(UINT32_MAX); + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_nonzero_load_periodic_to_zero(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_load(UINT32_MAX); + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_set_periodic_counter_on_the_fly(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX / 2); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX / 2 - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_set_counter(UINT32_MAX); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_enable_and_set_counter(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_set_counter(UINT32_MAX); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_set_counter_and_enable(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_set_counter(UINT32_MAX); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_set_counter_disabled(void) +{ + timer_reset(); + timer_set_counter(999999999); + + TIMER_BLOCK_STEP(NOSCALE, 100); + + g_assert_cmpuint(timer_counter(), ==, 999999999); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_load_disabled(void) +{ + timer_reset(); + timer_load(999999999); + + TIMER_BLOCK_STEP(NOSCALE, 100); + + g_assert_cmpuint(timer_counter(), ==, 999999999); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_oneshot_with_counter_0_on_start(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(999); + timer_set_counter(0); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_periodic_with_counter_0_on_start(gconstpointer arg) +{ + int scaler = *((int *) arg); + int i; + + timer_reset(); + timer_load(UINT32_MAX); + timer_set_counter(0); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + g_assert_cmpuint(timer_counter(), ==, 0); + + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX + (scaler ? 1 : 0) - 100); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX + (scaler ? 1 : 0) - 200); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_reset(); + timer_load(1999999); + timer_set_counter(0); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + for (i = 2 - (!!scaler ? 1 : 0); i < 10; i++) { + TIMER_BLOCK_STEP(scaler, 2000001); + + g_assert_cmpuint(timer_counter(), ==, 1999999 - i); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + } +} + +static void test_periodic_counter(gconstpointer arg) +{ + const int test_load = 10; + int scaler = *((int *) arg); + int test_val; + + timer_reset(); + timer_load(test_load); + timer_start(PERIODIC, scaler); + + clock_step(1); + + for (test_val = 0; test_val <= test_load; test_val++) { + clock_step(TIMER_BLOCK_SCALE(scaler) * test_load); + g_assert_cmpint(timer_counter(), ==, test_val); + } +} + +static void test_timer_set_counter_periodic_with_zero_load(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_start(PERIODIC, scaler); + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + timer_set_counter(999); + + TIMER_BLOCK_STEP(scaler, 999); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_set_oneshot_load_to_0(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_set_periodic_load_to_0(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, UINT32_MAX - 100); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_load(0); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + g_assert_cmpuint(timer_counter(), ==, 0); +} + +static void test_deferred_trigger(void) +{ + int mode = ONESHOT; + +again: + timer_reset(); + timer_start(mode, 255); + + clock_step(100); + + g_assert_cmpuint(timer_counter(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + timer_reset(); + timer_load(2); + timer_start(mode, 255); + + clock_step(100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(mode, 255); + + clock_step(100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_set_counter(0); + + clock_step(100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + timer_reset(); + timer_load(UINT32_MAX); + timer_start(mode, 255); + + clock_step(100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_load(0); + + clock_step(100); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + + if (mode == ONESHOT) { + mode = PERIODIC; + goto again; + } +} + +static void test_timer_zero_load_mode_switch(gconstpointer arg) +{ + int scaler = *((int *) arg); + + timer_reset(); + timer_load(0); + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + timer_start(ONESHOT, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(scaler, 1); + + timer_start(PERIODIC, scaler); + + TIMER_BLOCK_STEP(scaler, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, !!scaler); +} + +static void test_timer_zero_load_prescaled_periodic_to_nonscaled_oneshot(void) +{ + timer_reset(); + timer_load(0); + timer_start(PERIODIC, 255); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + timer_start(ONESHOT, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_zero_load_prescaled_oneshot_to_nonscaled_periodic(void) +{ + timer_reset(); + timer_load(0); + timer_start(ONESHOT, 255); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(PERIODIC, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_zero_load_nonscaled_oneshot_to_prescaled_periodic(void) +{ + timer_reset(); + timer_load(0); + timer_start(ONESHOT, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(PERIODIC, 255); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +static void test_timer_zero_load_nonscaled_periodic_to_prescaled_oneshot(void) +{ + timer_reset(); + timer_load(0); + timer_start(PERIODIC, NOSCALE); + + TIMER_BLOCK_STEP(NOSCALE, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + timer_start(ONESHOT, 255); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 1); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); + + TIMER_BLOCK_STEP(255, 1); + + g_assert_cmpuint(timer_counter(), ==, 0); + g_assert_cmpuint(timer_get_and_clr_int_sts(), ==, 0); +} + +int main(int argc, char **argv) +{ + int *scaler = &nonscaled; + int ret; + + g_test_init(&argc, &argv, NULL); + + qtest_add_func("mptimer/deferred_trigger", test_deferred_trigger); + qtest_add_func("mptimer/load_disabled", test_timer_load_disabled); + qtest_add_func("mptimer/set_counter_disabled", test_timer_set_counter_disabled); + qtest_add_func("mptimer/zero_load_prescaled_periodic_to_nonscaled_oneshot", + test_timer_zero_load_prescaled_periodic_to_nonscaled_oneshot); + qtest_add_func("mptimer/zero_load_prescaled_oneshot_to_nonscaled_periodic", + test_timer_zero_load_prescaled_oneshot_to_nonscaled_periodic); + qtest_add_func("mptimer/zero_load_nonscaled_oneshot_to_prescaled_periodic", + test_timer_zero_load_nonscaled_oneshot_to_prescaled_periodic); + qtest_add_func("mptimer/zero_load_nonscaled_periodic_to_prescaled_oneshot", + test_timer_zero_load_nonscaled_periodic_to_prescaled_oneshot); + qtest_add_func("mptimer/prescaler", test_timer_prescaler); + qtest_add_func("mptimer/prescaler_on_the_fly", test_timer_prescaler_on_the_fly); + +tests_with_prescaler_arg: + qtest_add_data_func( + g_strdup_printf("mptimer/oneshot scaler=%d", *scaler), + scaler, test_timer_oneshot); + qtest_add_data_func( + g_strdup_printf("mptimer/pause scaler=%d", *scaler), + scaler, test_timer_pause); + qtest_add_data_func( + g_strdup_printf("mptimer/reload scaler=%d", *scaler), + scaler, test_timer_reload); + qtest_add_data_func( + g_strdup_printf("mptimer/periodic scaler=%d", *scaler), + scaler, test_timer_periodic); + qtest_add_data_func( + g_strdup_printf("mptimer/oneshot_to_periodic scaler=%d", *scaler), + scaler, test_timer_oneshot_to_periodic); + qtest_add_data_func( + g_strdup_printf("mptimer/periodic_to_oneshot scaler=%d", *scaler), + scaler, test_timer_periodic_to_oneshot); + qtest_add_data_func( + g_strdup_printf("mptimer/set_oneshot_counter_to_0 scaler=%d", *scaler), + scaler, test_timer_set_oneshot_counter_to_0); + qtest_add_data_func( + g_strdup_printf("mptimer/set_periodic_counter_to_0 scaler=%d", *scaler), + scaler, test_timer_set_periodic_counter_to_0); + qtest_add_data_func( + g_strdup_printf("mptimer/noload_oneshot scaler=%d", *scaler), + scaler, test_timer_noload_oneshot); + qtest_add_data_func( + g_strdup_printf("mptimer/noload_periodic scaler=%d", *scaler), + scaler, test_timer_noload_periodic); + qtest_add_data_func( + g_strdup_printf("mptimer/zero_load_oneshot scaler=%d", *scaler), + scaler, test_timer_zero_load_oneshot); + qtest_add_data_func( + g_strdup_printf("mptimer/zero_load_periodic scaler=%d", *scaler), + scaler, test_timer_zero_load_periodic); + qtest_add_data_func( + g_strdup_printf("mptimer/zero_load_oneshot_to_nonzero scaler=%d", *scaler), + scaler, test_timer_zero_load_oneshot_to_nonzero); + qtest_add_data_func( + g_strdup_printf("mptimer/zero_load_periodic_to_nonzero scaler=%d", *scaler), + scaler, test_timer_zero_load_periodic_to_nonzero); + qtest_add_data_func( + g_strdup_printf("mptimer/nonzero_load_oneshot_to_zero scaler=%d", *scaler), + scaler, test_timer_nonzero_load_oneshot_to_zero); + qtest_add_data_func( + g_strdup_printf("mptimer/nonzero_load_periodic_to_zero scaler=%d", *scaler), + scaler, test_timer_nonzero_load_periodic_to_zero); + qtest_add_data_func( + g_strdup_printf("mptimer/set_periodic_counter_on_the_fly scaler=%d", *scaler), + scaler, test_timer_set_periodic_counter_on_the_fly); + qtest_add_data_func( + g_strdup_printf("mptimer/enable_and_set_counter scaler=%d", *scaler), + scaler, test_timer_enable_and_set_counter); + qtest_add_data_func( + g_strdup_printf("mptimer/set_counter_and_enable scaler=%d", *scaler), + scaler, test_timer_set_counter_and_enable); + qtest_add_data_func( + g_strdup_printf("mptimer/oneshot_with_counter_0_on_start scaler=%d", *scaler), + scaler, test_timer_oneshot_with_counter_0_on_start); + qtest_add_data_func( + g_strdup_printf("mptimer/periodic_with_counter_0_on_start scaler=%d", *scaler), + scaler, test_timer_periodic_with_counter_0_on_start); + qtest_add_data_func( + g_strdup_printf("mptimer/periodic_counter scaler=%d", *scaler), + scaler, test_periodic_counter); + qtest_add_data_func( + g_strdup_printf("mptimer/set_counter_periodic_with_zero_load scaler=%d", *scaler), + scaler, test_timer_set_counter_periodic_with_zero_load); + qtest_add_data_func( + g_strdup_printf("mptimer/set_oneshot_load_to_0 scaler=%d", *scaler), + scaler, test_timer_set_oneshot_load_to_0); + qtest_add_data_func( + g_strdup_printf("mptimer/set_periodic_load_to_0 scaler=%d", *scaler), + scaler, test_timer_set_periodic_load_to_0); + qtest_add_data_func( + g_strdup_printf("mptimer/zero_load_mode_switch scaler=%d", *scaler), + scaler, test_timer_zero_load_mode_switch); + + if (scaler == &nonscaled) { + scaler = &scaled; + goto tests_with_prescaler_arg; + } + + qtest_start("-machine vexpress-a9"); + ret = g_test_run(); + qtest_end(); + + return ret; +} |