79 lines
2.3 KiB
C
79 lines
2.3 KiB
C
/****************************************************************************
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* arch/misoc/src/lm32/chip.h
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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#ifndef __ARCH_MISOC_SRC_LM32_CHIP_H
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#define __ARCH_MISOC_SRC_LM32_CHIP_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include "lm32.h"
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/****************************************************************************
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* Inline Functions
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****************************************************************************/
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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static inline unsigned int irq_getie(void)
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{
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unsigned int ie;
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__asm__ __volatile__("rcsr %0, IE" : "=r" (ie));
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return ie;
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}
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static inline void irq_setie(unsigned int ie)
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{
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__asm__ __volatile__("wcsr IE, %0" : : "r" (ie));
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}
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static inline unsigned int irq_getmask(void)
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{
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unsigned int mask;
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__asm__ __volatile__("rcsr %0, IM" : "=r" (mask));
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return mask;
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}
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static inline void irq_setmask(unsigned int mask)
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{
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__asm__ __volatile__("wcsr IM, %0" : : "r" (mask));
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}
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static inline unsigned int irq_pending(void)
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{
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unsigned int pending;
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__asm__ __volatile__("rcsr %0, IP" : "=r" (pending));
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return pending;
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}
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#ifdef __cplusplus
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}
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#endif /* __ARCH_MISOC_SRC_LM32_CHIP_H */
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