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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 David Shah <david@symbioticeda.com>
* Copyright (C) 2021 William D. Jones <wjones@wdj-consulting.com>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef MACHXO2_CONFIG_H
#define MACHXO2_CONFIG_H
#include <map>
#include "nextpnr.h"
NEXTPNR_NAMESPACE_BEGIN
// This represents configuration at "FASM" level, in terms of routing arcs and non-routing configuration settings -
// either words or enums.
// A connection in a tile
struct ConfigArc
{
std::string sink;
std::string source;
inline bool operator==(const ConfigArc &other) const { return other.source == source && other.sink == sink; }
};
std::ostream &operator<<(std::ostream &out, const ConfigArc &arc);
std::istream &operator>>(std::istream &in, ConfigArc &arc);
// A configuration setting in a tile that takes one or more bits (such as LUT init)
struct ConfigWord
{
std::string name;
std::vector<bool> value;
inline bool operator==(const ConfigWord &other) const { return other.name == name && other.value == value; }
};
std::ostream &operator<<(std::ostream &out, const ConfigWord &cw);
std::istream &operator>>(std::istream &in, ConfigWord &cw);
// A configuration setting in a tile that takes an enumeration value (such as IO type)
struct ConfigEnum
{
std::string name;
std::string value;
inline bool operator==(const ConfigEnum &other) const { return other.name == name && other.value == value; }
};
std::ostream &operator<<(std::ostream &out, const ConfigEnum &ce);
std::istream &operator>>(std::istream &in, ConfigEnum &ce);
// An unknown bit, specified by position only
struct ConfigUnknown
{
int frame, bit;
inline bool operator==(const ConfigUnknown &other) const { return other.frame == frame && other.bit == bit; }
};
std::ostream &operator<<(std::ostream &out, const ConfigUnknown &tc);
std::istream &operator>>(std::istream &in, ConfigUnknown &ce);
struct TileConfig
{
std::vector<ConfigArc> carcs;
std::vector<ConfigWord> cwords;
std::vector<ConfigEnum> cenums;
std::vector<ConfigUnknown> cunknowns;
int total_known_bits = 0;
void add_arc(const std::string &sink, const std::string &source);
void add_word(const std::string &name, const std::vector<bool> &value);
void add_enum(const std::string &name, const std::string &value);
void add_unknown(int frame, int bit);
std::string to_string() const;
static TileConfig from_string(const std::string &str);
bool empty() const;
};
std::ostream &operator<<(std::ostream &out, const TileConfig &tc);
std::istream &operator>>(std::istream &in, TileConfig &ce);
// A group of tiles to configure at once for a particular feature that is split across tiles
// TileGroups are currently for non-routing configuration only
struct TileGroup
{
std::vector<std::string> tiles;
TileConfig config;
};
// This represents the configuration of a chip at a high level
class ChipConfig
{
public:
std::string chip_name;
std::vector<std::string> metadata;
std::map<std::string, TileConfig> tiles;
std::vector<TileGroup> tilegroups;
std::map<std::string, std::string> sysconfig;
std::map<uint16_t, std::vector<uint16_t>> bram_data;
};
std::ostream &operator<<(std::ostream &out, const ChipConfig &cc);
std::istream &operator>>(std::istream &in, ChipConfig &cc);
NEXTPNR_NAMESPACE_END
#endif
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