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Diffstat (limited to 'libraries/mbed/rtos/rtx/TARGET_CORTEX_M/rt_Event.c')
-rw-r--r--libraries/mbed/rtos/rtx/TARGET_CORTEX_M/rt_Event.c190
1 files changed, 0 insertions, 190 deletions
diff --git a/libraries/mbed/rtos/rtx/TARGET_CORTEX_M/rt_Event.c b/libraries/mbed/rtos/rtx/TARGET_CORTEX_M/rt_Event.c
deleted file mode 100644
index acd8ccc..0000000
--- a/libraries/mbed/rtos/rtx/TARGET_CORTEX_M/rt_Event.c
+++ /dev/null
@@ -1,190 +0,0 @@
-/*----------------------------------------------------------------------------
- * RL-ARM - RTX
- *----------------------------------------------------------------------------
- * Name: RT_EVENT.C
- * Purpose: Implements waits and wake-ups for event flags
- * Rev.: V4.60
- *----------------------------------------------------------------------------
- *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 ARM Germany GmbH
- * All rights reserved.
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * - 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.
- * - Neither the name of ARM nor the names of its contributors may be used
- * to endorse or promote products derived from this software without
- * specific prior written permission.
- *
- * 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 COPYRIGHT HOLDERS AND 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.
- *---------------------------------------------------------------------------*/
-
-#include "rt_TypeDef.h"
-#include "RTX_Conf.h"
-#include "rt_System.h"
-#include "rt_Event.h"
-#include "rt_List.h"
-#include "rt_Task.h"
-#include "rt_HAL_CM.h"
-
-
-/*----------------------------------------------------------------------------
- * Functions
- *---------------------------------------------------------------------------*/
-
-
-/*--------------------------- rt_evt_wait -----------------------------------*/
-
-OS_RESULT rt_evt_wait (U16 wait_flags, U16 timeout, BOOL and_wait) {
- /* Wait for one or more event flags with optional time-out. */
- /* "wait_flags" identifies the flags to wait for. */
- /* "timeout" is the time-out limit in system ticks (0xffff if no time-out) */
- /* "and_wait" specifies the AND-ing of "wait_flags" as condition to be met */
- /* to complete the wait. (OR-ing if set to 0). */
- U32 block_state;
-
- if (and_wait) {
- /* Check for AND-connected events */
- if ((os_tsk.run->events & wait_flags) == wait_flags) {
- os_tsk.run->events &= ~wait_flags;
- return (OS_R_EVT);
- }
- block_state = WAIT_AND;
- }
- else {
- /* Check for OR-connected events */
- if (os_tsk.run->events & wait_flags) {
- os_tsk.run->waits = os_tsk.run->events & wait_flags;
- os_tsk.run->events &= ~wait_flags;
- return (OS_R_EVT);
- }
- block_state = WAIT_OR;
- }
- /* Task has to wait */
- os_tsk.run->waits = wait_flags;
- rt_block (timeout, (U8)block_state);
- return (OS_R_TMO);
-}
-
-
-/*--------------------------- rt_evt_set ------------------------------------*/
-
-void rt_evt_set (U16 event_flags, OS_TID task_id) {
- /* Set one or more event flags of a selectable task. */
- P_TCB p_tcb;
-
- p_tcb = os_active_TCB[task_id-1];
- if (p_tcb == NULL) {
- return;
- }
- p_tcb->events |= event_flags;
- event_flags = p_tcb->waits;
- /* If the task is not waiting for an event, it should not be put */
- /* to ready state. */
- if (p_tcb->state == WAIT_AND) {
- /* Check for AND-connected events */
- if ((p_tcb->events & event_flags) == event_flags) {
- goto wkup;
- }
- }
- if (p_tcb->state == WAIT_OR) {
- /* Check for OR-connected events */
- if (p_tcb->events & event_flags) {
- p_tcb->waits &= p_tcb->events;
-wkup: p_tcb->events &= ~event_flags;
- rt_rmv_dly (p_tcb);
- p_tcb->state = READY;
-#ifdef __CMSIS_RTOS
- rt_ret_val2(p_tcb, 0x08/*osEventSignal*/, p_tcb->waits);
-#else
- rt_ret_val (p_tcb, OS_R_EVT);
-#endif
- rt_dispatch (p_tcb);
- }
- }
-}
-
-
-/*--------------------------- rt_evt_clr ------------------------------------*/
-
-void rt_evt_clr (U16 clear_flags, OS_TID task_id) {
- /* Clear one or more event flags (identified by "clear_flags") of a */
- /* selectable task (identified by "task"). */
- P_TCB task = os_active_TCB[task_id-1];
-
- if (task == NULL) {
- return;
- }
- task->events &= ~clear_flags;
-}
-
-
-/*--------------------------- isr_evt_set -----------------------------------*/
-
-void isr_evt_set (U16 event_flags, OS_TID task_id) {
- /* Same function as "os_evt_set", but to be called by ISRs. */
- P_TCB p_tcb = os_active_TCB[task_id-1];
-
- if (p_tcb == NULL) {
- return;
- }
- rt_psq_enq (p_tcb, event_flags);
- rt_psh_req ();
-}
-
-
-/*--------------------------- rt_evt_get ------------------------------------*/
-
-U16 rt_evt_get (void) {
- /* Get events of a running task after waiting for OR connected events. */
- return (os_tsk.run->waits);
-}
-
-
-/*--------------------------- rt_evt_psh ------------------------------------*/
-
-void rt_evt_psh (P_TCB p_CB, U16 set_flags) {
- /* Check if task has to be waken up */
- U16 event_flags;
-
- p_CB->events |= set_flags;
- event_flags = p_CB->waits;
- if (p_CB->state == WAIT_AND) {
- /* Check for AND-connected events */
- if ((p_CB->events & event_flags) == event_flags) {
- goto rdy;
- }
- }
- if (p_CB->state == WAIT_OR) {
- /* Check for OR-connected events */
- if (p_CB->events & event_flags) {
- p_CB->waits &= p_CB->events;
-rdy: p_CB->events &= ~event_flags;
- rt_rmv_dly (p_CB);
- p_CB->state = READY;
-#ifdef __CMSIS_RTOS
- rt_ret_val2(p_CB, 0x08/*osEventSignal*/, p_CB->waits);
-#else
- rt_ret_val (p_CB, OS_R_EVT);
-#endif
- rt_put_prio (&os_rdy, p_CB);
- }
- }
-}
-
-/*----------------------------------------------------------------------------
- * end of file
- *---------------------------------------------------------------------------*/
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