takashi kadono / Mbed OS Nucleo446_SSD1331

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   ssd1331

mbed-os/features/nanostack/nanostack-hal-mbed-cmsis-rtos/ns_event_loop.c@0:8fdf9a60065b, 2018-10-10 (annotated)

Committer:
kadonotakashi
Date:
Wed Oct 10 00:33:53 2018 +0000
Revision:
0:8fdf9a60065b
how to make mbed librry

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /*
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2016-2018 ARM Limited. All rights reserved.
kadonotakashi 0:8fdf9a60065b 3 * SPDX-License-Identifier: Apache-2.0
kadonotakashi 0:8fdf9a60065b 4 * Licensed under the Apache License, Version 2.0 (the License); you may
kadonotakashi 0:8fdf9a60065b 5 * not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 6 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 9 *
kadonotakashi 0:8fdf9a60065b 10 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 11 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
kadonotakashi 0:8fdf9a60065b 12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 13 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 14 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 15 */
kadonotakashi 0:8fdf9a60065b 16
kadonotakashi 0:8fdf9a60065b 17 #include "mbed_assert.h"
kadonotakashi 0:8fdf9a60065b 18 #include "cmsis.h"
kadonotakashi 0:8fdf9a60065b 19 #include "cmsis_os2.h"
kadonotakashi 0:8fdf9a60065b 20 #include "mbed_rtos_storage.h"
kadonotakashi 0:8fdf9a60065b 21 #include "ns_trace.h"
kadonotakashi 0:8fdf9a60065b 22
kadonotakashi 0:8fdf9a60065b 23 #include "eventOS_scheduler.h"
kadonotakashi 0:8fdf9a60065b 24
kadonotakashi 0:8fdf9a60065b 25 #include "ns_event_loop_mutex.h"
kadonotakashi 0:8fdf9a60065b 26 #include "ns_event_loop.h"
kadonotakashi 0:8fdf9a60065b 27
kadonotakashi 0:8fdf9a60065b 28 #define TRACE_GROUP "evlp"
kadonotakashi 0:8fdf9a60065b 29
kadonotakashi 0:8fdf9a60065b 30 #if !MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_USE_MBED_EVENTS
kadonotakashi 0:8fdf9a60065b 31
kadonotakashi 0:8fdf9a60065b 32 #if MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 33
kadonotakashi 0:8fdf9a60065b 34 static mbed_rtos_storage_event_flags_t event_flag_cb;
kadonotakashi 0:8fdf9a60065b 35 static const osEventFlagsAttr_t event_flags_attr = {
kadonotakashi 0:8fdf9a60065b 36 .name = "nanostack_event_flags",
kadonotakashi 0:8fdf9a60065b 37 .cb_mem = &event_flag_cb,
kadonotakashi 0:8fdf9a60065b 38 .cb_size = sizeof event_flag_cb
kadonotakashi 0:8fdf9a60065b 39 };
kadonotakashi 0:8fdf9a60065b 40 static osEventFlagsId_t event_flag_id;
kadonotakashi 0:8fdf9a60065b 41
kadonotakashi 0:8fdf9a60065b 42 #else
kadonotakashi 0:8fdf9a60065b 43
kadonotakashi 0:8fdf9a60065b 44 #ifndef MBED_TZ_DEFAULT_ACCESS
kadonotakashi 0:8fdf9a60065b 45 #define MBED_TZ_DEFAULT_ACCESS 0
kadonotakashi 0:8fdf9a60065b 46 #endif
kadonotakashi 0:8fdf9a60065b 47
kadonotakashi 0:8fdf9a60065b 48 static void event_loop_thread(void *arg);
kadonotakashi 0:8fdf9a60065b 49
kadonotakashi 0:8fdf9a60065b 50 static uint64_t event_thread_stk[MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_THREAD_STACK_SIZE/8];
kadonotakashi 0:8fdf9a60065b 51 static mbed_rtos_storage_thread_t event_thread_tcb;
kadonotakashi 0:8fdf9a60065b 52 static const osThreadAttr_t event_thread_attr = {
kadonotakashi 0:8fdf9a60065b 53 .name = "nanostack_event_thread",
kadonotakashi 0:8fdf9a60065b 54 .priority = osPriorityNormal,
kadonotakashi 0:8fdf9a60065b 55 .stack_mem = &event_thread_stk[0],
kadonotakashi 0:8fdf9a60065b 56 .stack_size = sizeof event_thread_stk,
kadonotakashi 0:8fdf9a60065b 57 .cb_mem = &event_thread_tcb,
kadonotakashi 0:8fdf9a60065b 58 .cb_size = sizeof event_thread_tcb,
kadonotakashi 0:8fdf9a60065b 59 .tz_module = MBED_TZ_DEFAULT_ACCESS,
kadonotakashi 0:8fdf9a60065b 60 };
kadonotakashi 0:8fdf9a60065b 61 #endif
kadonotakashi 0:8fdf9a60065b 62
kadonotakashi 0:8fdf9a60065b 63 #if !MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 64 static osThreadId_t event_thread_id;
kadonotakashi 0:8fdf9a60065b 65 #endif
kadonotakashi 0:8fdf9a60065b 66
kadonotakashi 0:8fdf9a60065b 67 void eventOS_scheduler_signal(void)
kadonotakashi 0:8fdf9a60065b 68 {
kadonotakashi 0:8fdf9a60065b 69 // XXX why does signal set lock if called with irqs disabled?
kadonotakashi 0:8fdf9a60065b 70 //__enable_irq();
kadonotakashi 0:8fdf9a60065b 71 //tr_debug("signal %p", (void*)event_thread_id);
kadonotakashi 0:8fdf9a60065b 72 #if MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 73 osEventFlagsSet(event_flag_id, 1);
kadonotakashi 0:8fdf9a60065b 74 #else
kadonotakashi 0:8fdf9a60065b 75 osThreadFlagsSet(event_thread_id, 1);
kadonotakashi 0:8fdf9a60065b 76 #endif
kadonotakashi 0:8fdf9a60065b 77 //tr_debug("signalled %p", (void*)event_thread_id);
kadonotakashi 0:8fdf9a60065b 78 }
kadonotakashi 0:8fdf9a60065b 79
kadonotakashi 0:8fdf9a60065b 80 void eventOS_scheduler_idle(void)
kadonotakashi 0:8fdf9a60065b 81 {
kadonotakashi 0:8fdf9a60065b 82 //tr_debug("idle");
kadonotakashi 0:8fdf9a60065b 83 eventOS_scheduler_mutex_release();
kadonotakashi 0:8fdf9a60065b 84
kadonotakashi 0:8fdf9a60065b 85 #if MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 86 osEventFlagsWait(event_flag_id, 1, osFlagsWaitAny, osWaitForever);
kadonotakashi 0:8fdf9a60065b 87 #else
kadonotakashi 0:8fdf9a60065b 88 osThreadFlagsWait(1, 0, osWaitForever);
kadonotakashi 0:8fdf9a60065b 89 #endif
kadonotakashi 0:8fdf9a60065b 90
kadonotakashi 0:8fdf9a60065b 91 eventOS_scheduler_mutex_wait();
kadonotakashi 0:8fdf9a60065b 92 }
kadonotakashi 0:8fdf9a60065b 93
kadonotakashi 0:8fdf9a60065b 94 #if !MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 95 static void event_loop_thread(void *arg)
kadonotakashi 0:8fdf9a60065b 96 {
kadonotakashi 0:8fdf9a60065b 97 (void)arg;
kadonotakashi 0:8fdf9a60065b 98 eventOS_scheduler_mutex_wait();
kadonotakashi 0:8fdf9a60065b 99 eventOS_scheduler_run(); //Does not return
kadonotakashi 0:8fdf9a60065b 100 }
kadonotakashi 0:8fdf9a60065b 101 #endif
kadonotakashi 0:8fdf9a60065b 102
kadonotakashi 0:8fdf9a60065b 103 // This is used to initialize the lock used by event loop even
kadonotakashi 0:8fdf9a60065b 104 // if it is not ran in a separate thread.
kadonotakashi 0:8fdf9a60065b 105 void ns_event_loop_init(void)
kadonotakashi 0:8fdf9a60065b 106 {
kadonotakashi 0:8fdf9a60065b 107 ns_event_loop_mutex_init();
kadonotakashi 0:8fdf9a60065b 108
kadonotakashi 0:8fdf9a60065b 109 // If a separate event loop thread is not used, the signaling
kadonotakashi 0:8fdf9a60065b 110 // happens via event flags instead of thread flags. This allows one to
kadonotakashi 0:8fdf9a60065b 111 // perform the initialization from any thread and removes need to know the id
kadonotakashi 0:8fdf9a60065b 112 // of event loop dispatch thread.
kadonotakashi 0:8fdf9a60065b 113 #if MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 114 event_flag_id = osEventFlagsNew(&event_flags_attr);
kadonotakashi 0:8fdf9a60065b 115 MBED_ASSERT(event_flag_id != NULL);
kadonotakashi 0:8fdf9a60065b 116 #endif
kadonotakashi 0:8fdf9a60065b 117 }
kadonotakashi 0:8fdf9a60065b 118
kadonotakashi 0:8fdf9a60065b 119 #if !MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_DISPATCH_FROM_APPLICATION
kadonotakashi 0:8fdf9a60065b 120 void ns_event_loop_thread_create(void)
kadonotakashi 0:8fdf9a60065b 121 {
kadonotakashi 0:8fdf9a60065b 122 event_thread_id = osThreadNew(event_loop_thread, NULL, &event_thread_attr);
kadonotakashi 0:8fdf9a60065b 123 MBED_ASSERT(event_thread_id != NULL);
kadonotakashi 0:8fdf9a60065b 124 }
kadonotakashi 0:8fdf9a60065b 125
kadonotakashi 0:8fdf9a60065b 126 void ns_event_loop_thread_start(void)
kadonotakashi 0:8fdf9a60065b 127 {
kadonotakashi 0:8fdf9a60065b 128 }
kadonotakashi 0:8fdf9a60065b 129 #endif
kadonotakashi 0:8fdf9a60065b 130
kadonotakashi 0:8fdf9a60065b 131 #endif // !MBED_CONF_NANOSTACK_HAL_EVENT_LOOP_USE_MBED_EVENTS