@W: MT246 :"d:\ms_mc_single_axis\hdl\mas.vhd":158:11:158:12|Blackbox MACC is missing a user supplied timing model. This may have a negative effect on timing analysis and optimizations (Quality of Results) 
@W: MT420 |Found inferred clock mas|sys_clk_i with period 10.00ns. Please declare a user-defined clock on object "p:sys_clk_i"
