mayhem-firmware/firmware/common/memory_map.hpp

/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __MEMORY_MAP_H__
#define __MEMORY_MAP_H__

#include <cstddef>
#include <cstdint>

#include "lpc43xx_cpp.hpp"
using namespace lpc43xx;

#include "utility.hpp"

namespace portapack {
namespace memory {

struct region_t {
   public:
    constexpr region_t(
        const uint32_t base,
        const size_t size)
        : base_{base},
          size_{size} {
    }

    constexpr uint32_t base() const {
        return base_;
    }

    constexpr uint32_t end() const {
        return base_ + size_;
    }

    constexpr size_t size() const {
        return size_;
    }

   private:
    const uint32_t base_;
    const size_t size_;
};

namespace map {

constexpr region_t local_sram_0{0x10000000, 96_KiB};
constexpr region_t local_sram_1{0x10080000, 40_KiB};

constexpr region_t ahb_ram_0{0x20000000, 32_KiB};
constexpr region_t ahb_ram_1{0x20008000, 16_KiB};
constexpr region_t ahb_ram_2{0x2000c000, 16_KiB};

constexpr region_t backup_ram{LPC_BACKUP_REG_BASE, 256};

constexpr region_t spifi_uncached{LPC_SPIFI_DATA_BASE, 1_MiB};
constexpr region_t spifi_cached{LPC_SPIFI_DATA_CACHED_BASE, spifi_uncached.size()};

/////////////////////////////////

constexpr region_t m4_code{local_sram_1.base(), 32_KiB};
constexpr region_t shared_memory{m4_code.end(), 8_KiB};

constexpr region_t m4_code_hackrf = local_sram_0;

} /* namespace map */
} /* namespace memory */
} /* namespace portapack */

#endif /*__MEMORY_MAP_H__*/