Music Visualizer
Dependencies: mbed SDFileSystem NeoStrip PinDetect
Diff: mbed-rtos/rtos/rtos_idle.c
- Revision:
- 0:adce77867281
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed-rtos/rtos/rtos_idle.c Thu Apr 30 01:45:25 2020 +0000 @@ -0,0 +1,51 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2012 ARM Limited + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ + +#include "rtos/rtos_idle.h" + +static void default_idle_hook(void) +{ + /* Sleep: ideally, we should put the chip to sleep. + Unfortunately, this usually requires disconnecting the interface chip (debugger). + This can be done, but it would break the local file system. + */ + // sleep(); +} +static void (*idle_hook_fptr)(void) = &default_idle_hook; + +void rtos_attach_idle_hook(void (*fptr)(void)) +{ + //Attach the specified idle hook, or the default idle hook in case of a NULL pointer + if (fptr != NULL) { + idle_hook_fptr = fptr; + } else { + idle_hook_fptr = default_idle_hook; + } +} + +void rtos_idle_loop(void) +{ + //Continuously call the idle hook function pointer + while (1) { + idle_hook_fptr(); + } +}