pm_layered.h

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/*
 * Copyright (C) 2017 Kaspar Schleiser <kaspar@schleiser.de>
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <stdint.h>
#include "periph_cpu.h"
#include "architecture.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#ifndef PROVIDES_PM_OFF
#define PROVIDES_PM_OFF
#endif
 
#ifndef PROVIDES_PM_SET_LOWEST
#define PROVIDES_PM_SET_LOWEST
#endif

typedef struct {
    uint8_t blockers[PM_NUM_MODES];     
} WORD_ALIGNED pm_blocker_t;

#ifdef MODULE_PM_LAYERED
void pm_block(unsigned mode);
#else
static inline void pm_block(unsigned mode) { (void)mode; }
#endif

#ifdef MODULE_PM_LAYERED
void pm_unblock(unsigned mode);
#else
static inline void pm_unblock(unsigned mode) { (void)mode; }
#endif

void pm_set(unsigned mode);

pm_blocker_t pm_get_blocker(void);
 
#ifdef __cplusplus
}
#endif