2022-01-15 07:01:10 +01:00
|
|
|
/****************************************************************************
|
|
|
|
|
* arch/sparc/include/arch.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 directed but, rather,
|
|
|
|
|
* only indirectly through nuttx/arch.h
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#ifndef __ARCH_SPARC_INCLUDE_ARCH_H
|
|
|
|
|
#define __ARCH_SPARC_INCLUDE_ARCH_H
|
|
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
|
* Included Files
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#include <nuttx/config.h>
|
|
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
|
* Pre-processor Definitions
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
|
* Inline functions
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
2022-02-01 02:21:17 +01:00
|
|
|
/****************************************************************************
|
|
|
|
|
* Name: up_getsp
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
static inline uint32_t up_getsp(void)
|
|
|
|
|
{
|
|
|
|
|
uint32_t retval;
|
|
|
|
|
|
|
|
|
|
do
|
|
|
|
|
{
|
|
|
|
|
retval = 0;
|
|
|
|
|
__asm__ volatile("mov %%sp, %0" : "=r" (retval) : "0" (retval));
|
|
|
|
|
}
|
|
|
|
|
while (0);
|
|
|
|
|
|
|
|
|
|
return retval;
|
|
|
|
|
}
|
|
|
|
|
|
2022-01-15 07:01:10 +01:00
|
|
|
/****************************************************************************
|
|
|
|
|
* Public Types
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
|
* Public Data
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
/****************************************************************************
|
|
|
|
|
* Public Function Prototypes
|
|
|
|
|
****************************************************************************/
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
#define EXTERN extern "C"
|
|
|
|
|
extern "C"
|
|
|
|
|
{
|
|
|
|
|
#else
|
|
|
|
|
#define EXTERN extern
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#undef EXTERN
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif /* __ARCH_SPARC_INCLUDE_ARCH_H */
|
|
|
|
|
|
