Initial commit

external/CMSIS_5/CMSIS/RTOS/RTX/SRC/rt_Task.h

@@ -0,0 +1,72 @@
+/*----------------------------------------------------------------------------
+ *      CMSIS-RTOS  -  RTX
+ *----------------------------------------------------------------------------
+ *      Name:    RT_TASK.H
+ *      Purpose: Task functions and system start up.
+ *      Rev.:    V4.79
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2017 ARM Germany GmbH. All rights reserved.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Licensed under the Apache License, Version 2.0 (the License); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an AS IS BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *---------------------------------------------------------------------------*/
+
+/* Definitions */
+
+/* Values for 'state'   */
+#define INACTIVE        0U
+#define READY           1U
+#define RUNNING         2U
+#define WAIT_DLY        3U
+#define WAIT_ITV        4U
+#define WAIT_OR         5U
+#define WAIT_AND        6U
+#define WAIT_SEM        7U
+#define WAIT_MBX        8U
+#define WAIT_MUT        9U
+
+/* Return codes */
+#define OS_R_TMO        0x01U
+#define OS_R_EVT        0x02U
+#define OS_R_SEM        0x03U
+#define OS_R_MBX        0x04U
+#define OS_R_MUT        0x05U
+
+#define OS_R_OK         0x00U
+#define OS_R_NOK        0xFFU
+
+/* Variables */
+extern struct OS_TSK os_tsk;
+extern struct OS_TCB os_idle_TCB;
+
+/* Functions */
+extern void      rt_switch_req (P_TCB p_next);
+extern void      rt_dispatch   (P_TCB next_TCB);
+extern void      rt_block      (U16 timeout, U8 block_state);
+extern void      rt_tsk_pass   (void);
+extern OS_TID    rt_tsk_self   (void);
+extern OS_RESULT rt_tsk_prio   (OS_TID task_id, U8 new_prio);
+extern OS_TID    rt_tsk_create (FUNCP task, U32 prio_stksz, void *stk, void *argv);
+extern OS_RESULT rt_tsk_delete (OS_TID task_id);
+#ifdef __CMSIS_RTOS
+extern void      rt_sys_init   (void);
+extern void      rt_sys_start  (void);
+#else
+extern void      rt_sys_init   (FUNCP first_task, U32 prio_stksz, void *stk);
+#endif
+
+/*----------------------------------------------------------------------------
+ * end of file
+ *---------------------------------------------------------------------------*/