| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 |
| * |
| * http://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. |
| */ |
| |
| #include "os/os.h" |
| #include "os/queue.h" |
| |
| #include <assert.h> |
| |
| struct os_task g_idle_task; |
| os_stack_t g_idle_task_stack[OS_STACK_ALIGN(OS_IDLE_STACK_SIZE)]; |
| |
| uint32_t g_os_idle_ctr; |
| /* Default zero. Set by the architecture specific code when os is started. |
| */ |
| int g_os_started; |
| |
| |
| void |
| os_idle_task(void *arg) |
| { |
| /* For now, idle task simply increments a counter to show it is running. */ |
| while (1) { |
| ++g_os_idle_ctr; |
| } |
| } |
| |
| int |
| os_started(void) |
| { |
| return (g_os_started); |
| } |
| |
| |
| void |
| os_init_idle_task(void) |
| { |
| os_task_init(&g_idle_task, "idle", os_idle_task, NULL, |
| OS_IDLE_PRIO, OS_WAIT_FOREVER, g_idle_task_stack, |
| OS_STACK_ALIGN(OS_IDLE_STACK_SIZE)); |
| } |
| |
| void |
| os_init(void) |
| { |
| os_error_t err; |
| |
| err = os_arch_os_init(); |
| assert(err == OS_OK); |
| } |
| |
| void |
| os_start(void) |
| { |
| os_error_t err; |
| |
| err = os_arch_os_start(); |
| assert(err == OS_OK); |
| } |