rtems: Improve rtems_interrupt_server_create()

Also start interrupt server tasks on processors which do not have a
scheduler.  Applications may dynamically manage processors using
rtems_scheduler_remove_processor() and rtems_scheduler_add_processor().

1 files changed, 63 insertions, 2 deletions

diff --git a/testsuites/smptests/smpirqs01/init.c b/testsuites/smptests/smpirqs01/init.c
index 4350647ca5..03238227fd 100644
--- a/testsuites/smptests/smpirqs01/init.c
+++ b/testsuites/smptests/smpirqs01/init.c
@@ -64,11 +64,10 @@ static void ensure_server_termination(void)
   T_rsc_success(sc);
 }
 
-T_TEST_CASE(InterruptServerSMPInitializeDestroy)
+T_TEST_CASE(InterruptServerSMPInitializeIncorrectState)
 {
   rtems_status_code sc;
   uint32_t server_count;
-  void *greedy;
 
   T_assert_eq_u32(rtems_scheduler_get_processor_maximum(), 2);
 
@@ -104,6 +103,14 @@ T_TEST_CASE(InterruptServerSMPInitializeDestroy)
   sc = rtems_interrupt_server_delete(1);
   T_rsc_success(sc);
   ensure_server_termination();
+}
+
+T_TEST_CASE(InterruptServerSMPInitializeInvalidPriority)
+{
+  rtems_status_code sc;
+  uint32_t server_count;
+
+  T_assert_eq_u32(rtems_scheduler_get_processor_maximum(), 2);
 
   server_count = 456;
   sc = rtems_interrupt_server_initialize(
@@ -134,6 +141,15 @@ T_TEST_CASE(InterruptServerSMPInitializeDestroy)
   sc = rtems_interrupt_server_delete(1);
   T_rsc_success(sc);
   ensure_server_termination();
+}
+
+T_TEST_CASE(InterruptServerSMPInitializeNoMemory)
+{
+  rtems_status_code sc;
+  uint32_t server_count;
+  void *greedy;
+
+  T_assert_eq_u32(rtems_scheduler_get_processor_maximum(), 2);
 
   greedy = rtems_heap_greedy_allocate(NULL, 0);
 
@@ -158,6 +174,51 @@ T_TEST_CASE(InterruptServerSMPInitializeDestroy)
   T_rsc(sc, RTEMS_INVALID_ID);
 }
 
+T_TEST_CASE(InterruptServerSMPInitializeNoScheduler)
+{
+  rtems_status_code sc;
+  uint32_t server_count;
+  rtems_id scheduler_id;
+  rtems_task_priority prio;
+
+  T_assert_eq_u32(rtems_scheduler_get_processor_maximum(), 2);
+
+  scheduler_id = 0;
+  sc = rtems_scheduler_ident_by_processor(1, &scheduler_id);
+  T_rsc_success(sc);
+  T_ne_u32(scheduler_id, 0);
+
+  sc = rtems_scheduler_remove_processor(scheduler_id, 1);
+  T_rsc_success(sc);
+
+  server_count = 456;
+  sc = rtems_interrupt_server_initialize(
+    123,
+    RTEMS_MINIMUM_STACK_SIZE,
+    RTEMS_DEFAULT_MODES,
+    RTEMS_DEFAULT_ATTRIBUTES,
+    &server_count
+  );
+  T_rsc_success(sc);
+  T_eq_u32(server_count, 2);
+
+  sc = rtems_interrupt_server_delete(0);
+  T_rsc_success(sc);
+
+  sc = rtems_interrupt_server_delete(1);
+  T_rsc_success(sc);
+
+  prio = 0;
+  sc = rtems_task_set_priority(RTEMS_SELF, 124, &prio);
+  T_rsc_success(sc);
+
+  sc = rtems_task_set_priority(RTEMS_SELF, prio, &prio);
+  T_rsc_success(sc);
+
+  sc = rtems_scheduler_add_processor(scheduler_id, 1);
+  T_rsc_success(sc);
+}
+
 const char rtems_test_name[] = "SMPIRQS 1";
 
 static void Init(rtems_task_argument argument)