text: /****************************************************************************
   * arch/risc-v/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 directly but, rather,
   * only indirectly through nuttx/arch.h
   */
  
  #ifndef __ARCH_RISCV_INCLUDE_ARCH_H
  #define __ARCH_RISCV_INCLUDE_ARCH_H
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  
  #ifndef __ASSEMBLY__
  #  include <stdint.h>
  #endif
  
  #include <arch/csr.h>
  
  #ifdef CONFIG_ARCH_RV32
  #  include <arch/rv32im/arch.h>
  #endif
  
  #ifdef CONFIG_ARCH_RV64
  #  include <arch/rv64gc/arch.h>
  #endif
  
  /****************************************************************************
   * Pre-processor Definitions
   ****************************************************************************/
  
  /* Macros to get the core and vendor ID, HART, arch and ISA codes, etc.
   */
  
  #ifdef CONFIG_RV32IM_SYSTEM_CSRRS_SUPPORT
  
  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);
  
  #else
  
  #define up_getmisa() 0
  #define up_getarchid() 0
  #define up_getimpid() 0
  #define up_getvendorid() 0
  #define up_gethartid() 0
  
  #endif
  
  /****************************************************************************
   * Inline functions
   ****************************************************************************/
  
  /****************************************************************************
   * Public Types
   ****************************************************************************/
  
  /****************************************************************************
   * Public Function Prototypes
   ****************************************************************************/
  
  #ifdef __cplusplus
  #define EXTERN extern "C"
  extern "C"
  {
  #else
  #define EXTERN extern
  #endif
  
  #undef EXTERN
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* __ARCH_RISCV_INCLUDE_ARCH_H */
  