warnings.txt

# Amazon FPGA Hardware Development Kit
#
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# Licensed under the Amazon Software License (the "License"). You may not use
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WARNING: [Constraints 18-838] Failed to create SRL placer macro for cell SH/SH/MGT_TOP 
CRITICAL WARNING: [Place 30-823] Failed to process clock nets that should have matching clock routes. Reason: Found incompatible user defined or fixed clock roots for related clocks 'CL/SH_DR/ddr_cores.DDR4'
CRITICAL WARNING: [Constraints 18-850] Failed to place register with ASYNC_REG property shape that starts with register SH/SH/MGT_TOP/SH_ILA_0/inst/ila_core_inst/u_ila_reset_ctrl/asyncrounous_transfer.arm_in_transfer_inst/dout_reg0_reg.
CRITICAL WARNING: [Constraints 18-850] Failed to place register with ASYNC_REG property shape that starts with register SH/SH/MGT_TOP/SH_ILA_0/inst/ila_core_inst/capture_qual_ctrl_2_reg[0]/
CRITICAL WARNING: [Constraints 18-850] Failed to place register with ASYNC_REG property shape that starts with register SH/SH/MGT_TOP/SH_ILA_0/inst/ila_core_inst/en_adv_trigger_2_reg.
WARNING: [Vivado_Tcl 4-391] The following IPs are missing output products for Implementation target. These output products could be required for synthesis, please generate the output products using the generate_target or synth_ip command before running synth_design.
WARNING: [DRC RPBF-3] IO port buffering **** no input & output bufferring.
WARNING: [Place 46-14] The placer has determined that this design is highly congested and may have difficulty routing. Run report_design_analysis -congestion for a detailed report.
WARNING: [BD 41-1661] 
WARNING: [Vivado 12-584] No ports matched 'tck'
WARNING: [Vivado 12-830] No fanout objects found

WARNING: [Designutils 20-262] Invalid BRAM Mode CASC. Setting it to the default mode RAMB18
WARNING: [xilinx.com:ip:blk_mem_gen:8.[3-4]-1] /blk_mem_gen_d Block Memory Generator IP is configured to use UltraRAM, but UltraRAM does not support Memory Initialization
WARNING: [Synth 8-2507] parameter declaration becomes local in flop_ccf with formal parameter declaration list
WARNING: [Synth 8-5790] Small sized RAM gen_wr_a.gen_word_narrow.mem_reg will be implemented using URAM because of explicit ram_style = "ultra" attribute
WARNING: [Synth 8-6057] Memory
WARNING: [Vivado 12-180] No cels matched 
WARNING: [Vivado 12-180] No cells matched 'CL/vled_q_reg*'.
WARNING: [Vivado 12-1421] No ChipScope debug cores matched 
CRITICAL WARNING: [Designutils 20-1280] Could not find module 'ila_0'
CRITICAL WARNING: [Designutils 20-1280] Could not find module 'ila_vio_counter'
CRITICAL WARNING: [Designutils 20-1281] Could not find module 'vio_0'