source: rtems/bsps/riscv/riscv/include/bsp.h @ 6f5d88a

/*
 *
 * Copyright (c) 2015 University of York.
 * Hesham Almatary <hesham@alumni.york.ac.uk>
 *
 * COPYRIGHT (c) 1989-1999.
 * On-Line Applications Research Corporation (OAR).
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef LIBBSP_RISCV_GENERIC_H
#define LIBBSP_RISCV_GENERIC_H

#include <rtems.h>
#include <rtems/clockdrv.h>
#include <rtems/console.h>

#include <bspopts.h>
#include <bsp/default-initial-extension.h>

#include <rtems/devnull.h>

#ifdef __cplusplus
extern "C" {
#endif

/**
  * @defgroup riscv_generic Register Definitions
  *
  * @ingroup riscv_generic
  *
  * @brief Shared register definitions for RISC-V systems.
  *
  * @{
  */

/**
  * @name Register Macros
  *
  * @{
  */

#define REG(x)           (*((volatile unsigned long *) (x)))
#define BIT(n)           (1 << (n))

#define MTIME_MM    0x000000000200bff8
#define MTIMECMP_MM 0x0000000002004000

#ifdef __cplusplus
}
#endif

#endif /* LIBBSP_RISCV_GENERIC_H */