| /** |
| * Copyright (c) 2015 Runtime Inc. |
| * |
| * 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 |
| * |
| * 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); |
| } |