From 39993d6d7693b9fd26d729efd199cc605cd2ae65 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Tue, 7 May 2013 10:14:55 +0200 Subject: score: Add CPU context validation --- testsuites/sptests/spcontext01/init.c | 188 ++++++++++++++++++++++++++++++++++ 1 file changed, 188 insertions(+) create mode 100644 testsuites/sptests/spcontext01/init.c (limited to 'testsuites/sptests/spcontext01/init.c') diff --git a/testsuites/sptests/spcontext01/init.c b/testsuites/sptests/spcontext01/init.c new file mode 100644 index 0000000000..f9c1803b30 --- /dev/null +++ b/testsuites/sptests/spcontext01/init.c @@ -0,0 +1,188 @@ +/* + * Copyright (c) 2013 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 82178 Puchheim + * Germany + * + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + */ + +#ifdef HAVE_CONFIG_H + #include "config.h" +#endif + +#include "tmacros.h" + +#define ITERATION_COUNT 2000 + +#define PRIORITY_HIGH 2 + +#define PRIORITY_LOW 3 + +#define FINISH_EVENT RTEMS_EVENT_0 + +typedef struct { + rtems_id control_task; + rtems_id validate_tasks[2]; + size_t task_index; + int iteration_counter; +} test_context; + +static test_context test_instance; + +static void validate_task(rtems_task_argument arg) +{ + _CPU_Context_validate(arg); + rtems_test_assert(0); +} + +static void start_validate_task( + rtems_id *id, + uintptr_t pattern, + rtems_task_priority priority +) +{ + rtems_status_code sc; + + sc = rtems_task_create( + rtems_build_name('V', 'A', 'L', 'I'), + priority, + RTEMS_MINIMUM_STACK_SIZE, + RTEMS_DEFAULT_MODES, + RTEMS_DEFAULT_ATTRIBUTES, + id + ); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + + sc = rtems_task_start(*id, validate_task, pattern); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); +} + +static void reset_timer_or_finish(test_context *self, rtems_id timer) +{ + rtems_status_code sc; + int i = self->iteration_counter; + + if (i < ITERATION_COUNT) { + self->iteration_counter = i + 1; + + sc = rtems_timer_reset(timer); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + } else { + sc = rtems_event_send(self->control_task, FINISH_EVENT); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + } +} + +static void switch_priorities(test_context *self) +{ + rtems_status_code sc; + size_t index = self->task_index; + size_t next = (index + 1) & 0x1; + size_t task_high = index; + size_t task_low = next; + rtems_task_priority priority; + + self->task_index = next; + + sc = rtems_task_set_priority( + self->validate_tasks[task_high], + PRIORITY_HIGH, + &priority + ); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + + sc = rtems_task_set_priority( + self->validate_tasks[task_low], + PRIORITY_LOW, + &priority + ); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); +} + +static void clobber_and_switch_timer(rtems_id timer, void *arg) +{ + uintptr_t pattern = (uintptr_t) 0xffffffffffffffffU; + test_context *self = arg; + + reset_timer_or_finish(self, timer); + switch_priorities(self); + + _CPU_Context_volatile_clobber(pattern); +} + +static void start_timer(test_context *self) +{ + rtems_status_code sc; + rtems_id timer; + + sc = rtems_timer_create(rtems_build_name('C', 'L', 'S', 'W'), &timer); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + + sc = rtems_timer_fire_after(timer, 2, clobber_and_switch_timer, self); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); +} + +static void wait_for_finish(void) +{ + rtems_status_code sc; + rtems_event_set out; + + sc = rtems_event_receive( + FINISH_EVENT, + RTEMS_WAIT | RTEMS_EVENT_ALL, + RTEMS_NO_TIMEOUT, + &out + ); + rtems_test_assert(sc == RTEMS_SUCCESSFUL); + rtems_test_assert(out == FINISH_EVENT); +} + +static void test(test_context *self) +{ + uintptr_t pattern_0 = (uintptr_t) 0xaaaaaaaaaaaaaaaaU; + uintptr_t pattern_1 = (uintptr_t) 0x5555555555555555U; + + memset(self, 0, sizeof(*self)); + + self->control_task = rtems_task_self(); + + start_validate_task(&self->validate_tasks[0], pattern_0, PRIORITY_LOW); + start_validate_task(&self->validate_tasks[1], pattern_1, PRIORITY_HIGH); + start_timer(self); + wait_for_finish(); +} + +static void Init(rtems_task_argument arg) +{ + test_context *self = &test_instance; + + puts("\n\n*** TEST SPCONTEXT 1 ***"); + + test(self); + + puts("*** END OF TEST SPCONTEXT 1 ***"); + + rtems_test_exit(0); +} + +#define CONFIGURE_MICROSECONDS_PER_TICK 1000 + +#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER +#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER + +#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM + +#define CONFIGURE_MAXIMUM_TASKS 3 +#define CONFIGURE_MAXIMUM_TIMERS 1 + +#define CONFIGURE_RTEMS_INIT_TASKS_TABLE + +#define CONFIGURE_INIT + +#include -- cgit v1.2.3