Junichi Katsu / Mbed 2 deprecated WallbotWii

うおーるぼっとをWiiリモコンでコントロールする新しいプログラムです。 以前のものより、Wiiリモコンが早く繋がる様になりました。 It is a program which controls A with the Wii remote. ※ A Bluetooth dongle and a Wii remote control are needed.

Dependencies:   USBHost mbed FATFileSystem mbed-rtos

USBHost/mbed-rtos/rtx/rt_Event.c@0:fccb789424fc, 2013-06-10 (annotated)

Committer:
jksoft
Date:
Mon Jun 10 16:01:50 2013 +0000
Revision:
0:fccb789424fc
1.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
jksoft 0:fccb789424fc 1 /*----------------------------------------------------------------------------
jksoft 0:fccb789424fc 2 * RL-ARM - RTX
jksoft 0:fccb789424fc 3 *----------------------------------------------------------------------------
jksoft 0:fccb789424fc 4 * Name: RT_EVENT.C
jksoft 0:fccb789424fc 5 * Purpose: Implements waits and wake-ups for event flags
jksoft 0:fccb789424fc 6 * Rev.: V4.60
jksoft 0:fccb789424fc 7 *----------------------------------------------------------------------------
jksoft 0:fccb789424fc 8 *
jksoft 0:fccb789424fc 9 * Copyright (c) 1999-2009 KEIL, 2009-2012 ARM Germany GmbH
jksoft 0:fccb789424fc 10 * All rights reserved.
jksoft 0:fccb789424fc 11 * Redistribution and use in source and binary forms, with or without
jksoft 0:fccb789424fc 12 * modification, are permitted provided that the following conditions are met:
jksoft 0:fccb789424fc 13 * - Redistributions of source code must retain the above copyright
jksoft 0:fccb789424fc 14 * notice, this list of conditions and the following disclaimer.
jksoft 0:fccb789424fc 15 * - Redistributions in binary form must reproduce the above copyright
jksoft 0:fccb789424fc 16 * notice, this list of conditions and the following disclaimer in the
jksoft 0:fccb789424fc 17 * documentation and/or other materials provided with the distribution.
jksoft 0:fccb789424fc 18 * - Neither the name of ARM nor the names of its contributors may be used
jksoft 0:fccb789424fc 19 * to endorse or promote products derived from this software without
jksoft 0:fccb789424fc 20 * specific prior written permission.
jksoft 0:fccb789424fc 21 *
jksoft 0:fccb789424fc 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
jksoft 0:fccb789424fc 23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
jksoft 0:fccb789424fc 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
jksoft 0:fccb789424fc 25 * ARE DISCLAIMED. IN NO EVENT SHALL COPYRIGHT HOLDERS AND CONTRIBUTORS BE
jksoft 0:fccb789424fc 26 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
jksoft 0:fccb789424fc 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
jksoft 0:fccb789424fc 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
jksoft 0:fccb789424fc 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
jksoft 0:fccb789424fc 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
jksoft 0:fccb789424fc 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
jksoft 0:fccb789424fc 32 * POSSIBILITY OF SUCH DAMAGE.
jksoft 0:fccb789424fc 33 *---------------------------------------------------------------------------*/
jksoft 0:fccb789424fc 34
jksoft 0:fccb789424fc 35 #include "rt_TypeDef.h"
jksoft 0:fccb789424fc 36 #include "RTX_Config.h"
jksoft 0:fccb789424fc 37 #include "rt_System.h"
jksoft 0:fccb789424fc 38 #include "rt_Event.h"
jksoft 0:fccb789424fc 39 #include "rt_List.h"
jksoft 0:fccb789424fc 40 #include "rt_Task.h"
jksoft 0:fccb789424fc 41 #include "rt_HAL_CM.h"
jksoft 0:fccb789424fc 42
jksoft 0:fccb789424fc 43
jksoft 0:fccb789424fc 44 /*----------------------------------------------------------------------------
jksoft 0:fccb789424fc 45 * Functions
jksoft 0:fccb789424fc 46 *---------------------------------------------------------------------------*/
jksoft 0:fccb789424fc 47
jksoft 0:fccb789424fc 48
jksoft 0:fccb789424fc 49 /*--------------------------- rt_evt_wait -----------------------------------*/
jksoft 0:fccb789424fc 50
jksoft 0:fccb789424fc 51 OS_RESULT rt_evt_wait (U16 wait_flags, U16 timeout, BOOL and_wait) {
jksoft 0:fccb789424fc 52 /* Wait for one or more event flags with optional time-out. */
jksoft 0:fccb789424fc 53 /* "wait_flags" identifies the flags to wait for. */
jksoft 0:fccb789424fc 54 /* "timeout" is the time-out limit in system ticks (0xffff if no time-out) */
jksoft 0:fccb789424fc 55 /* "and_wait" specifies the AND-ing of "wait_flags" as condition to be met */
jksoft 0:fccb789424fc 56 /* to complete the wait. (OR-ing if set to 0). */
jksoft 0:fccb789424fc 57 U32 block_state;
jksoft 0:fccb789424fc 58
jksoft 0:fccb789424fc 59 if (and_wait) {
jksoft 0:fccb789424fc 60 /* Check for AND-connected events */
jksoft 0:fccb789424fc 61 if ((os_tsk.run->events & wait_flags) == wait_flags) {
jksoft 0:fccb789424fc 62 os_tsk.run->events &= ~wait_flags;
jksoft 0:fccb789424fc 63 return (OS_R_EVT);
jksoft 0:fccb789424fc 64 }
jksoft 0:fccb789424fc 65 block_state = WAIT_AND;
jksoft 0:fccb789424fc 66 }
jksoft 0:fccb789424fc 67 else {
jksoft 0:fccb789424fc 68 /* Check for OR-connected events */
jksoft 0:fccb789424fc 69 if (os_tsk.run->events & wait_flags) {
jksoft 0:fccb789424fc 70 os_tsk.run->waits = os_tsk.run->events & wait_flags;
jksoft 0:fccb789424fc 71 os_tsk.run->events &= ~wait_flags;
jksoft 0:fccb789424fc 72 return (OS_R_EVT);
jksoft 0:fccb789424fc 73 }
jksoft 0:fccb789424fc 74 block_state = WAIT_OR;
jksoft 0:fccb789424fc 75 }
jksoft 0:fccb789424fc 76 /* Task has to wait */
jksoft 0:fccb789424fc 77 os_tsk.run->waits = wait_flags;
jksoft 0:fccb789424fc 78 rt_block (timeout, (U8)block_state);
jksoft 0:fccb789424fc 79 return (OS_R_TMO);
jksoft 0:fccb789424fc 80 }
jksoft 0:fccb789424fc 81
jksoft 0:fccb789424fc 82
jksoft 0:fccb789424fc 83 /*--------------------------- rt_evt_set ------------------------------------*/
jksoft 0:fccb789424fc 84
jksoft 0:fccb789424fc 85 void rt_evt_set (U16 event_flags, OS_TID task_id) {
jksoft 0:fccb789424fc 86 /* Set one or more event flags of a selectable task. */
jksoft 0:fccb789424fc 87 P_TCB p_tcb;
jksoft 0:fccb789424fc 88
jksoft 0:fccb789424fc 89 p_tcb = os_active_TCB[task_id-1];
jksoft 0:fccb789424fc 90 if (p_tcb == NULL) {
jksoft 0:fccb789424fc 91 return;
jksoft 0:fccb789424fc 92 }
jksoft 0:fccb789424fc 93 p_tcb->events |= event_flags;
jksoft 0:fccb789424fc 94 event_flags = p_tcb->waits;
jksoft 0:fccb789424fc 95 /* If the task is not waiting for an event, it should not be put */
jksoft 0:fccb789424fc 96 /* to ready state. */
jksoft 0:fccb789424fc 97 if (p_tcb->state == WAIT_AND) {
jksoft 0:fccb789424fc 98 /* Check for AND-connected events */
jksoft 0:fccb789424fc 99 if ((p_tcb->events & event_flags) == event_flags) {
jksoft 0:fccb789424fc 100 goto wkup;
jksoft 0:fccb789424fc 101 }
jksoft 0:fccb789424fc 102 }
jksoft 0:fccb789424fc 103 if (p_tcb->state == WAIT_OR) {
jksoft 0:fccb789424fc 104 /* Check for OR-connected events */
jksoft 0:fccb789424fc 105 if (p_tcb->events & event_flags) {
jksoft 0:fccb789424fc 106 p_tcb->waits &= p_tcb->events;
jksoft 0:fccb789424fc 107 wkup: p_tcb->events &= ~event_flags;
jksoft 0:fccb789424fc 108 rt_rmv_dly (p_tcb);
jksoft 0:fccb789424fc 109 p_tcb->state = READY;
jksoft 0:fccb789424fc 110 #ifdef __CMSIS_RTOS
jksoft 0:fccb789424fc 111 rt_ret_val2(p_tcb, 0x08/*osEventSignal*/, p_tcb->waits);
jksoft 0:fccb789424fc 112 #else
jksoft 0:fccb789424fc 113 rt_ret_val (p_tcb, OS_R_EVT);
jksoft 0:fccb789424fc 114 #endif
jksoft 0:fccb789424fc 115 rt_dispatch (p_tcb);
jksoft 0:fccb789424fc 116 }
jksoft 0:fccb789424fc 117 }
jksoft 0:fccb789424fc 118 }
jksoft 0:fccb789424fc 119
jksoft 0:fccb789424fc 120
jksoft 0:fccb789424fc 121 /*--------------------------- rt_evt_clr ------------------------------------*/
jksoft 0:fccb789424fc 122
jksoft 0:fccb789424fc 123 void rt_evt_clr (U16 clear_flags, OS_TID task_id) {
jksoft 0:fccb789424fc 124 /* Clear one or more event flags (identified by "clear_flags") of a */
jksoft 0:fccb789424fc 125 /* selectable task (identified by "task"). */
jksoft 0:fccb789424fc 126 P_TCB task = os_active_TCB[task_id-1];
jksoft 0:fccb789424fc 127
jksoft 0:fccb789424fc 128 if (task == NULL) {
jksoft 0:fccb789424fc 129 return;
jksoft 0:fccb789424fc 130 }
jksoft 0:fccb789424fc 131 task->events &= ~clear_flags;
jksoft 0:fccb789424fc 132 }
jksoft 0:fccb789424fc 133
jksoft 0:fccb789424fc 134
jksoft 0:fccb789424fc 135 /*--------------------------- isr_evt_set -----------------------------------*/
jksoft 0:fccb789424fc 136
jksoft 0:fccb789424fc 137 void isr_evt_set (U16 event_flags, OS_TID task_id) {
jksoft 0:fccb789424fc 138 /* Same function as "os_evt_set", but to be called by ISRs. */
jksoft 0:fccb789424fc 139 P_TCB p_tcb = os_active_TCB[task_id-1];
jksoft 0:fccb789424fc 140
jksoft 0:fccb789424fc 141 if (p_tcb == NULL) {
jksoft 0:fccb789424fc 142 return;
jksoft 0:fccb789424fc 143 }
jksoft 0:fccb789424fc 144 rt_psq_enq (p_tcb, event_flags);
jksoft 0:fccb789424fc 145 rt_psh_req ();
jksoft 0:fccb789424fc 146 }
jksoft 0:fccb789424fc 147
jksoft 0:fccb789424fc 148
jksoft 0:fccb789424fc 149 /*--------------------------- rt_evt_get ------------------------------------*/
jksoft 0:fccb789424fc 150
jksoft 0:fccb789424fc 151 U16 rt_evt_get (void) {
jksoft 0:fccb789424fc 152 /* Get events of a running task after waiting for OR connected events. */
jksoft 0:fccb789424fc 153 return (os_tsk.run->waits);
jksoft 0:fccb789424fc 154 }
jksoft 0:fccb789424fc 155
jksoft 0:fccb789424fc 156
jksoft 0:fccb789424fc 157 /*--------------------------- rt_evt_psh ------------------------------------*/
jksoft 0:fccb789424fc 158
jksoft 0:fccb789424fc 159 void rt_evt_psh (P_TCB p_CB, U16 set_flags) {
jksoft 0:fccb789424fc 160 /* Check if task has to be waken up */
jksoft 0:fccb789424fc 161 U16 event_flags;
jksoft 0:fccb789424fc 162
jksoft 0:fccb789424fc 163 p_CB->events |= set_flags;
jksoft 0:fccb789424fc 164 event_flags = p_CB->waits;
jksoft 0:fccb789424fc 165 if (p_CB->state == WAIT_AND) {
jksoft 0:fccb789424fc 166 /* Check for AND-connected events */
jksoft 0:fccb789424fc 167 if ((p_CB->events & event_flags) == event_flags) {
jksoft 0:fccb789424fc 168 goto rdy;
jksoft 0:fccb789424fc 169 }
jksoft 0:fccb789424fc 170 }
jksoft 0:fccb789424fc 171 if (p_CB->state == WAIT_OR) {
jksoft 0:fccb789424fc 172 /* Check for OR-connected events */
jksoft 0:fccb789424fc 173 if (p_CB->events & event_flags) {
jksoft 0:fccb789424fc 174 p_CB->waits &= p_CB->events;
jksoft 0:fccb789424fc 175 rdy: p_CB->events &= ~event_flags;
jksoft 0:fccb789424fc 176 rt_rmv_dly (p_CB);
jksoft 0:fccb789424fc 177 p_CB->state = READY;
jksoft 0:fccb789424fc 178 #ifdef __CMSIS_RTOS
jksoft 0:fccb789424fc 179 rt_ret_val2(p_CB, 0x08/*osEventSignal*/, p_CB->waits);
jksoft 0:fccb789424fc 180 #else
jksoft 0:fccb789424fc 181 rt_ret_val (p_CB, OS_R_EVT);
jksoft 0:fccb789424fc 182 #endif
jksoft 0:fccb789424fc 183 rt_put_prio (&os_rdy, p_CB);
jksoft 0:fccb789424fc 184 }
jksoft 0:fccb789424fc 185 }
jksoft 0:fccb789424fc 186 }
jksoft 0:fccb789424fc 187
jksoft 0:fccb789424fc 188 /*----------------------------------------------------------------------------
jksoft 0:fccb789424fc 189 * end of file
jksoft 0:fccb789424fc 190 *---------------------------------------------------------------------------*/