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Diffstat (limited to 'machxo2/archdefs.h')
-rw-r--r-- | machxo2/archdefs.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/machxo2/archdefs.h b/machxo2/archdefs.h new file mode 100644 index 00000000..978c9c9b --- /dev/null +++ b/machxo2/archdefs.h @@ -0,0 +1,72 @@ +/* + * nextpnr -- Next Generation Place and Route + * + * Copyright (C) 2018 Clifford Wolf <clifford@symbioticeda.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 NEXTPNR_H +#error Include "archdefs.h" via "nextpnr.h" only. +#endif + +NEXTPNR_NAMESPACE_BEGIN + +typedef float delay_t; + +struct DelayInfo +{ + delay_t delay = 0; + + delay_t minRaiseDelay() const { return delay; } + delay_t maxRaiseDelay() const { return delay; } + + delay_t minFallDelay() const { return delay; } + delay_t maxFallDelay() const { return delay; } + + delay_t minDelay() const { return delay; } + delay_t maxDelay() const { return delay; } + + DelayInfo operator+(const DelayInfo &other) const + { + DelayInfo ret; + ret.delay = this->delay + other.delay; + return ret; + } +}; + +typedef IdString BelId; +typedef IdString WireId; +typedef IdString PipId; +typedef IdString GroupId; +typedef IdString DecalId; + +struct ArchNetInfo +{ +}; + +struct NetInfo; + +struct ArchCellInfo +{ + // Custom grouping set via "PACK_GROUP" attribute. All cells with the same group + // value may share a tile (-1 = don't care, default if not set) + int user_group; + // Is a slice type primitive + bool is_slice; + // Only packing rule for slice type primitives is a single clock per tile + const NetInfo *slice_clk; +}; + +NEXTPNR_NAMESPACE_END |