44 lines
2.0 KiB
C
44 lines
2.0 KiB
C
/****************************************************************************
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* arch/xtensa/include/xtensa/core_macros.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_XTENSA_INCUDE_XTENSA_CORE_MACROS_H
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#define __ARCH_XTENSA_INCUDE_XTENSA_CORE_MACROS_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <arch/chip/core-isa.h>
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#include <arch/chip/tie.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define XTHAL_GET_CCOUNT() ({ int __ccount; \
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__asm__ __volatile__("rsr.ccount %0":\
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"=a"(__ccount)); __ccount; })
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# define XTHAL_SET_CCOUNT(v) do { int __ccount = (int)(v); \
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__asm__ __volatile__("wsr.ccount %0" :: "a"(__ccount):"memory");\
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} while(0)
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#endif /* __ARCH_XTENSA_INCUDE_XTENSA_CORE_MACROS_H */
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