5a807110de
* ng-ultra: new architecture * Implementation as in D2 deliverable * Support for nxdesignsuite-24.0.0.0-20240429T102300 * Save memory by directly outputing json * Add support for bidirectional IOs * cleanup * Create BFRs properly * Add IOM insertion * Cleanup * Block certain pips depending of DDFR mode * Add LUT bypass to improve routability * Add bypass for CSC mode of GCK * Fix IOM case * Initial memory support * Better RF/XRF handling * fix * RF placement and legalization * Disconnect non available ports for NX_RAM * cleanup * Add RFB/RAM context support for latest release * Remove ports that must not be used * Proper port used only on RFB * Add structure for clock sinks * Use cell type where applicable * Add clock sinks for other cell types * Validation check fixes * Commented too restrictive placement * Added more crossbar wire type * Hande IO termination input * Fail early due to NX tools limitation for now * Validations and fixes for RAM I/Os * Fix for latest version of tools * Use ctx->idf where applicable * warn if RAM ports are not actually used * Fix IOM packing * Fix CY packing * Change how constants are handled on CY * Post placement optimization for CY * Address comments for PR * pack and export GCK, WFG and PLL * Cover more global routing cases * Constraing to location if provided * Place at LOC * Pack and export DSP * wip * wip * notes * wip * wip * Validate DSPs * DSP cascading * Check mandatory parameters for DSP * existing gck * wip * export all the rest for bitstream * CDC packing * add more sinks * place FIFO * map rest of FIFO ports * enable pll by default * cleanup * Initial XLUT support * Fix statistics * Properly duplicate GCKs * RRSTO and WRSTO are not used on XFIFO * Fix for latest version of JSON format * Implement GCK limitations * cleanup * cleanup * Add more signals and use lowskew name * cleanup code a bit * Fix wfb * detect cascaded GCKs * Handle DFR * Route dfr clock properly * Cleanup * Cleanup bitstream code * Review issues addressed * Move helper routines * Expose private members for unit tests * cleanup * remove scale factor * make all location helper arrays static * Addressed review comments * Support post-routing CSC and SCC * Support NX_BFF * Place CSS and SCC only on allowed locations * Support latest Impulse * ng_ultra: Expand bounding box further for left-edge IO Signed-off-by: gatecat <gatecat@ds0.me> * Export all IO parameters in bitstream * Handle new CSV order or parameters and additional validation * Add some more undocumented values for CSV * Support for old and new CSV formats * Initial DDFR support * Display warning message once per file * Address review issues * Fix crash on memory access * Make boundbox fit NG-Ultra internal design * Update attributes after dff rewrite * Implement basic NG-Ultra LUT-DFF unit tests * Always use first seen xbar input Signed-off-by: gatecat <gatecat@ds0.me> * Simplified crossbar pip detection * Change order to prevent issues with some unconnected constants * Pack LUT and multiple DFF in stripe * Place DFF chains * Improve large DFF chains * Rename to pack_dff_chains * Better use XLUTs when possible * pack output DFF together with XLUT * option to disable XLUT optimiziations * Make more optimizations optional * fix to use pre-increment * GCK for lowskew signals * Bugfix for nets that are not part of lowskew network * Fix bitstream export for PLL cell * Remove separate route lowskew * Allow WFG mode 2 * Merge inverter into GCK * Add CSC per TILE when needed * Improve reusage of existing cell for CSC * Take preferred CSC * Cleanup * When in place CSC size not important * Cleanup * Reset and Load restriction * make csc optimisation optional * Proper count for IO resources * Detect when there is no next cell for DSP chain * Do not incorporate loops in XLUT * Check if output exists * Update copyright for delivery * Make building NG-Ultra chip database optional, follow filename convention * Ported drawing code to new API * Update expandBoundingBox for NG-Ultra * Copyright and license update * Add README information * cleanup and constids * Using ctx->idf where applicable * remove if_using_basecluster * refactor extra data usage * refactor to use create_cell_ptr only * optimized getCSC * optimize critical path a bit * clangformat * disable clangformat where applicable --------- Signed-off-by: gatecat <gatecat@ds0.me> Co-authored-by: Lofty <dan.ravensloft@gmail.com> Co-authored-by: gatecat <gatecat@ds0.me>
44 lines
1.4 KiB
C++
44 lines
1.4 KiB
C++
/*
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* nextpnr -- Next Generation Place and Route
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*
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* Copyright (C) 2024 The Project Beyond Authors.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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*/
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#include "nextpnr.h"
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#include "ng_ultra.h"
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#ifndef NG_ULTRA_LOCATION_MAP_H
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#define NG_ULTRA_LOCATION_MAP_H
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NEXTPNR_NAMESPACE_BEGIN
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namespace ng_ultra {
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Loc getNextLocInDSPChain(const NgUltraImpl *impl, Loc loc);
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Loc getNextLocInCYChain(Loc loc);
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Loc getNextLocInLUTChain(Loc loc);
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Loc getNextLocInDFFChain(Loc loc);
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Loc getCYFE(Loc root, int pos);
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Loc getXLUTFE(Loc root, int pos);
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Loc getXRFFE(Loc root, int pos);
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Loc getCDCFE(Loc root, int pos);
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Loc getFIFOFE(Loc root, int pos);
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}; // namespace ng_ultra
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NEXTPNR_NAMESPACE_END
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#endif
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