altera_reset_controller.sdc 1.6 KB

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  1. # (C) 2001-2018 Intel Corporation. All rights reserved.
  2. # Your use of Intel Corporation's design tools, logic functions and other
  3. # software and tools, and its AMPP partner logic functions, and any output
  4. # files from any of the foregoing (including device programming or simulation
  5. # files), and any associated documentation or information are expressly subject
  6. # to the terms and conditions of the Intel Program License Subscription
  7. # Agreement, Intel FPGA IP License Agreement, or other applicable
  8. # license agreement, including, without limitation, that your use is for the
  9. # sole purpose of programming logic devices manufactured by Intel and sold by
  10. # Intel or its authorized distributors. Please refer to the applicable
  11. # agreement for further details.
  12. # +---------------------------------------------------
  13. # | Cut the async clear paths
  14. # +---------------------------------------------------
  15. set aclr_counter 0
  16. set clrn_counter 0
  17. set aclr_collection [get_pins -compatibility_mode -nocase -nowarn *|alt_rst_sync_uq1|altera_reset_synchronizer_int_chain*|aclr]
  18. set clrn_collection [get_pins -compatibility_mode -nocase -nowarn *|alt_rst_sync_uq1|altera_reset_synchronizer_int_chain*|clrn]
  19. set aclr_counter [get_collection_size $aclr_collection]
  20. set clrn_counter [get_collection_size $clrn_collection]
  21. if {$aclr_counter > 0} {
  22. set_false_path -to [get_pins -compatibility_mode -nocase *|alt_rst_sync_uq1|altera_reset_synchronizer_int_chain*|aclr]
  23. }
  24. if {$clrn_counter > 0} {
  25. set_false_path -to [get_pins -compatibility_mode -nocase *|alt_rst_sync_uq1|altera_reset_synchronizer_int_chain*|clrn]
  26. }