config: Add <rtems/confdefs/threads.h>

Remove all comments and copyrightable content from the moved content.
Use BSD-2-Clause license for new file.

Update #3053.
Update #3875.

1 files changed, 234 insertions, 0 deletions

diff --git a/cpukit/include/rtems/confdefs/threads.h b/cpukit/include/rtems/confdefs/threads.h
new file mode 100644
index 0000000000..7288243ead
--- /dev/null
+++ b/cpukit/include/rtems/confdefs/threads.h
@@ -0,0 +1,234 @@
+/* SPDX-License-Identifier: BSD-2-Clause */
+
+/**
+ * @file
+ *
+ * @ingroup RTEMSApplicationConfiguration
+ *
+ * @brief Evaluate Thread Configuration Options
+ */
+
+/*
+ * Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _RTEMS_CONFDEFS_THREADS_H
+#define _RTEMS_CONFDEFS_THREADS_H
+
+#ifndef __CONFIGURATION_TEMPLATE_h
+#error "Do not include this file directly, use <rtems/confdefs.h> instead"
+#endif
+
+#ifdef CONFIGURE_INIT
+
+#include <rtems/confdefs/bdbuf.h>
+#include <rtems/confdefs/extensions.h>
+#include <rtems/confdefs/mpci.h>
+#include <rtems/confdefs/percpu.h>
+#include <rtems/confdefs/scheduler.h>
+#include <rtems/confdefs/unlimited.h>
+#include <rtems/score/thread.h>
+#include <rtems/posix/threadsup.h>
+#include <rtems/rtems/tasksdata.h>
+
+#ifndef CONFIGURE_MAXIMUM_TASKS
+  #define CONFIGURE_MAXIMUM_TASKS 0
+#endif
+
+#define _CONFIGURE_TASKS ( CONFIGURE_MAXIMUM_TASKS + _CONFIGURE_LIBBLOCK_TASKS )
+
+#ifndef CONFIGURE_MAXIMUM_POSIX_THREADS
+  #define CONFIGURE_MAXIMUM_POSIX_THREADS 0
+#endif
+
+#if CONFIGURE_MAXIMUM_POSIX_THREADS > 0
+  #include <rtems/posix/pthread.h>
+#endif
+
+#if !defined(CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION) \
+  && CONFIGURE_MAXIMUM_TASKS == 0 \
+  && CONFIGURE_MAXIMUM_POSIX_THREADS == 0
+  #error "You must define one of CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION, CONFIGURE_MAXIMUM_TASKS, and CONFIGURE_MAXIMUM_POSIX_THREADS"
+#endif
+
+#if !defined(CONFIGURE_RTEMS_INIT_TASKS_TABLE) \
+  && !defined(CONFIGURE_POSIX_INIT_THREAD_TABLE) \
+  && !defined(CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION)
+  #error "You must define one of CONFIGURE_IDLE_TASK_INITIALIZES_APPLICATION, CONFIGURE_RTEMS_INIT_TASKS_TABLE, and CONFIGURE_POSIX_INIT_THREAD_TABLE"
+#endif
+
+#ifndef CONFIGURE_MAXIMUM_THREAD_NAME_SIZE
+  #define CONFIGURE_MAXIMUM_THREAD_NAME_SIZE THREAD_DEFAULT_MAXIMUM_NAME_SIZE
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef union {
+  Scheduler_Node Base;
+  #ifdef CONFIGURE_SCHEDULER_CBS
+    Scheduler_CBS_Node CBS;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_EDF
+    Scheduler_EDF_Node EDF;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_EDF_SMP
+    Scheduler_EDF_SMP_Node EDF_SMP;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_PRIORITY
+    Scheduler_priority_Node Priority;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_SIMPLE_SMP
+    Scheduler_SMP_Node Simple_SMP;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_PRIORITY_SMP
+    Scheduler_priority_SMP_Node Priority_SMP;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_PRIORITY_AFFINITY_SMP
+    Scheduler_priority_affinity_SMP_Node Priority_affinity_SMP;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_STRONG_APA
+    Scheduler_strong_APA_Node Strong_APA;
+  #endif
+  #ifdef CONFIGURE_SCHEDULER_USER_PER_THREAD
+    CONFIGURE_SCHEDULER_USER_PER_THREAD User;
+  #endif
+} Configuration_Scheduler_node;
+
+#ifdef RTEMS_SMP
+  const size_t _Scheduler_Node_size = sizeof( Configuration_Scheduler_node );
+#endif
+
+const size_t _Thread_Maximum_name_size = CONFIGURE_MAXIMUM_THREAD_NAME_SIZE;
+
+struct Thread_Configured_control {
+  Thread_Control Control;
+  #if CONFIGURE_MAXIMUM_USER_EXTENSIONS > 0
+    void *extensions[ CONFIGURE_MAXIMUM_USER_EXTENSIONS + 1 ];
+  #endif
+  Configuration_Scheduler_node Scheduler_nodes[ _CONFIGURE_SCHEDULER_COUNT ];
+  RTEMS_API_Control API_RTEMS;
+  #ifdef RTEMS_POSIX_API
+    POSIX_API_Control API_POSIX;
+  #endif
+  #if CONFIGURE_MAXIMUM_THREAD_NAME_SIZE > 1
+    char name[ CONFIGURE_MAXIMUM_THREAD_NAME_SIZE ];
+  #endif
+  #ifdef _CONFIGURE_ENABLE_NEWLIB_REENTRANCY
+    struct _reent Newlib;
+  #else
+    struct { /* Empty */ } Newlib;
+  #endif
+};
+
+const Thread_Control_add_on _Thread_Control_add_ons[] = {
+  {
+    offsetof( Thread_Configured_control, Control.Scheduler.nodes ),
+    offsetof( Thread_Configured_control, Scheduler_nodes )
+  }, {
+    offsetof(
+      Thread_Configured_control,
+      Control.API_Extensions[ THREAD_API_RTEMS ]
+    ),
+    offsetof( Thread_Configured_control, API_RTEMS )
+  }, {
+    offsetof(
+      Thread_Configured_control,
+      Control.libc_reent
+    ),
+    offsetof( Thread_Configured_control, Newlib )
+  }
+  #if CONFIGURE_MAXIMUM_THREAD_NAME_SIZE > 1
+    , {
+      offsetof(
+        Thread_Configured_control,
+        Control.Join_queue.Queue.name
+      ),
+      offsetof( Thread_Configured_control, name )
+    }
+  #endif
+  #ifdef RTEMS_POSIX_API
+    , {
+      offsetof(
+        Thread_Configured_control,
+        Control.API_Extensions[ THREAD_API_POSIX ]
+      ),
+      offsetof( Thread_Configured_control, API_POSIX )
+    }
+  #endif
+};
+
+const size_t _Thread_Control_add_on_count =
+  RTEMS_ARRAY_SIZE( _Thread_Control_add_ons );
+
+#ifdef RTEMS_SMP
+  struct Thread_queue_Configured_heads {
+    Thread_queue_Heads Heads;
+      Thread_queue_Priority_queue Priority[ _CONFIGURE_SCHEDULER_COUNT ];
+  };
+
+  const size_t _Thread_queue_Heads_size =
+    sizeof( Thread_queue_Configured_heads );
+#endif
+
+const size_t _Thread_Initial_thread_count =
+  rtems_resource_maximum_per_allocation( _CONFIGURE_TASKS ) +
+  rtems_resource_maximum_per_allocation( CONFIGURE_MAXIMUM_POSIX_THREADS );
+
+THREAD_INFORMATION_DEFINE(
+  _Thread,
+  OBJECTS_INTERNAL_API,
+  OBJECTS_INTERNAL_THREADS,
+  _CONFIGURE_MAXIMUM_PROCESSORS + _CONFIGURE_MPCI_RECEIVE_SERVER_COUNT
+);
+
+#if _CONFIGURE_TASKS > 0
+  THREAD_INFORMATION_DEFINE(
+    _RTEMS_tasks,
+    OBJECTS_CLASSIC_API,
+    OBJECTS_RTEMS_TASKS,
+    _CONFIGURE_TASKS
+  );
+#endif
+
+#if CONFIGURE_MAXIMUM_POSIX_THREADS > 0
+  const size_t _POSIX_Threads_Minimum_stack_size =
+    CONFIGURE_MINIMUM_POSIX_THREAD_STACK_SIZE;
+
+  THREAD_INFORMATION_DEFINE(
+    _POSIX_Threads,
+    OBJECTS_POSIX_API,
+    OBJECTS_POSIX_THREADS,
+    CONFIGURE_MAXIMUM_POSIX_THREADS
+  );
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CONFIGURE_INIT */
+
+#endif /* _RTEMS_CONFDEFS_THREADS_H */