nuttx/arch/z16/include/irq.h

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/****************************************************************************
2016-08-07 02:16:31 +02:00
* arch/z16/include/irq.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/* This file should never be included directly but, rather,
* only indirectly through nuttx/irq.h
*/
#ifndef __ARCH_Z16_INCLUDE_IRQ_H
#define __ARCH_Z16_INCLUDE_IRQ_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <sys/types.h>
#ifndef __ASSEMBLY__
# include <stdbool.h>
#endif
#include <nuttx/irq.h>
#include <arch/chip/irq.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Public Types
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifndef __ASSEMBLY__
#ifdef __cplusplus
#define EXTERN extern "C"
extern "C"
{
#else
#define EXTERN extern
#endif
/****************************************************************************
* Public Data
****************************************************************************/
#ifndef __ASSEMBLY__
/* This holds a references to the current interrupt level
* register storage structure. If is non-NULL only during
* interrupt processing.
*/
EXTERN volatile FAR chipreg_t *g_current_regs;
#endif
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/****************************************************************************
* Name: up_cpu_index
*
* Description:
* Return an index in the range of 0 through (CONFIG_SMP_NCPUS-1) that
* corresponds to the currently executing CPU.
*
* Input Parameters:
* None
*
* Returned Value:
* An integer index in the range of 0 through (CONFIG_SMP_NCPUS-1) that
* corresponds to the currently executing CPU.
*
****************************************************************************/
#define up_cpu_index() (0)
/****************************************************************************
* Inline functions
****************************************************************************/
/****************************************************************************
* Name: up_interrupt_context
*
* Description:
* Return true is we are currently executing in the interrupt
* handler context.
*
****************************************************************************/
#define up_interrupt_context() (g_current_regs != NULL)
#undef EXTERN
#ifdef __cplusplus
}
#endif
#endif
#endif /* __ARCH_Z16_INCLUDE_IRQ_H */