/**
 * @file io.h
 *
 * @brief MMIO access to RISC-V/Peregrine apertures
 *
 * Copyright (c) 2019-2022, NVIDIA CORPORATION. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * * 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.
 * * Neither the name of NVIDIA CORPORATION nor the names of its
 * contributors may be used to endorse or promote products derived
 * from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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 COPYRIGHT OWNER 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 CPU__IO_H
#define CPU__IO_H
#define FSP__CPU__IO_H                       1

/**
 * @file io.h
 * @brief Provides access to Peregrine MMIO registers.
 */

#include <stdint.h>
#include <misc/ct-assert.h>             // for CT_ASSERT

#if NVRISCV_HAS_PRI
#include <cpu/io_pri.h>
#endif

#if NVRISCV_HAS_CSB_MMIO
#include <cpu/io_csb.h>
#elif NVRISCV_HAS_PRI && NVRISCV_HAS_CSB_OVER_PRI
uint32_t csb_read(uint32_t addr);
void csb_write(uint32_t addr, uint32_t val);
#endif

#include <cpu/io_local.h>

#if NVRISCV_HAS_DIO_SE || NVRISCV_HAS_DIO_SNIC || NVRISCV_HAS_DIO_FBHUB
#include <cpu/io_dio.h>
#endif

#endif // CPU__IO_H
