Created memory_map header.

Knowledge of memory map will be consolidated here.
This commit is contained in:
Jared Boone 2015-08-20 17:09:11 -07:00
parent e9c47ff91a
commit 05690b20ed

View File

@ -0,0 +1,92 @@
/*
* 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;
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() {
return base_;
}
constexpr uint32_t end() {
return base_ + size_;
}
constexpr size_t size() {
return size_;
}
private:
const uint32_t base_;
const size_t size_;
};
constexpr size_t operator "" _KiB(unsigned long long v) {
return v * 1024;
}
constexpr size_t operator "" _MiB(unsigned long long v) {
return v * 1024 * 1024;
}
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 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__*/