neorv32_clint.h

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// ================================================================================ //
// The NEORV32 RISC-V Processor - https://github.com/stnolting/neorv32              //
// Copyright (c) NEORV32 contributors.                                              //
// Copyright (c) 2020 - 2024 Stephan Nolting. All rights reserved.                  //
// Licensed under the BSD-3-Clause license, see LICENSE for details.                //
// SPDX-License-Identifier: BSD-3-Clause                                            //
// ================================================================================ //

 
#ifndef neorv32_clint_h
#define neorv32_clint_h
 
#include <stdint.h>
 
 
/**********************************************************************/
typedef volatile struct __attribute__((packed,aligned(4))) {
  uint32_t MSWI[4096];         
  subwords64_t MTIMECMP[4095]; 
  subwords64_t MTIME;          
} neorv32_clint_t;

#define NEORV32_CLINT ((neorv32_clint_t*) (NEORV32_CLINT_BASE))
 
 
/**********************************************************************/
int      neorv32_clint_available(void);
void     neorv32_clint_msi_set(int hart);
void     neorv32_clint_msi_clr(int hart);
uint32_t neorv32_clint_msi_get(int hart);
void     neorv32_clint_time_set(uint64_t time);
uint64_t neorv32_clint_time_get(void);
void     neorv32_clint_mtimecmp_set(uint64_t timecmp);
uint64_t neorv32_clint_mtimecmp_get(void);
void     neorv32_clint_unixtime_set(uint64_t unixtime);
uint64_t neorv32_clint_unixtime_get(void);
 
#endif // neorv32_clint_h