[352] | 1 | /*
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| 2 | * Copyright (C) 2011 by Matthias Ringwald
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| 3 | *
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| 4 | * Redistribution and use in source and binary forms, with or without
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| 5 | * modification, are permitted provided that the following conditions
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| 6 | * are met:
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| 7 | *
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| 8 | * 1. Redistributions of source code must retain the above copyright
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| 9 | * notice, this list of conditions and the following disclaimer.
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| 10 | * 2. Redistributions in binary form must reproduce the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer in the
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| 12 | * documentation and/or other materials provided with the distribution.
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| 13 | * 3. Neither the name of the copyright holders nor the names of
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| 14 | * contributors may be used to endorse or promote products derived
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| 15 | * from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY MATTHIAS RINGWALD AND CONTRIBUTORS
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| 18 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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| 19 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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| 20 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL MATTHIAS
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| 21 | * RINGWALD OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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| 23 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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| 24 | * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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| 25 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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| 26 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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| 27 | * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 28 | * SUCH DAMAGE.
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| 29 | *
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| 30 | */
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| 31 |
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| 32 | /*
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| 33 | * hal_cpu.h
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| 34 | *
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| 35 | * Low power mode for MCU requires that IRQs can be first blocked
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| 36 | * and then unblocked while entering low power mode atomically
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| 37 | */
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| 38 |
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| 39 | #ifndef __HAL_CPU_H
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| 40 | #define __HAL_CPU_H
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| 41 |
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| 42 | #if defined __cplusplus
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| 43 | extern "C" {
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| 44 | #endif
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| 45 |
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| 46 | void hal_cpu_disable_irqs(void);
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| 47 | void hal_cpu_enable_irqs(void);
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| 48 | void hal_cpu_enable_irqs_and_sleep(void);
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| 49 |
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| 50 | #if defined __cplusplus
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| 51 | }
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| 52 | #endif
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| 53 | #endif // __HAL_CPU_H
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