e8552156b6
They are not really defined and used in any where: uint32_t up_getmisa(void); uint32_t up_getarchid(void); uint32_t up_getimpid(void); uint32_t up_getvendorid(void); uint32_t up_gethartid(void); Signed-off-by: Huang Qi <huangqi3@xiaomi.com>
85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/****************************************************************************
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* arch/risc-v/include/arch.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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/* This file should never be included directly but, rather,
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* only indirectly through nuttx/arch.h
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*/
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#ifndef __ARCH_RISCV_INCLUDE_ARCH_H
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#define __ARCH_RISCV_INCLUDE_ARCH_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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#include <arch/csr.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/****************************************************************************
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* Inline functions
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****************************************************************************/
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/****************************************************************************
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* Name: up_getsp
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****************************************************************************/
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static inline uintptr_t up_getsp(void)
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{
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register uintptr_t sp;
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__asm__
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(
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"\tadd %0, x0, x2\n"
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: "=r"(sp)
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);
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return sp;
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}
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* __ARCH_RISCV_INCLUDE_ARCH_H */
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