# clock, received via FCLK input from PS7 # barely used for now create_clock -name axi_aclk0 -period 20.000 -waveform {0.000 10.000} [get_nets axi_aclk0] # external clock 150Mhz create_clock -name gtrefclk -period 6.666 -waveform {0.000 3.333} [get_nets sata_top/ahci_sata_layers_i/phy/gtrefclk] # after plls inside of GTX: create_clock -name txoutclk -period 6.666 -waveform {0.000 3.333} [get_nets sata_top/ahci_sata_layers_i/phy/txoutclk] # recovered sata parallel clock create_clock -name xclk -period 6.666 -waveform {0.000 3.333} [get_nets sata_top/ahci_sata_layers_i/phy/gtx_wrap/xclk] # txoutclk -> userpll, which gives us 2 clocks: userclk (150MHz) and userclk2 (75MHz) . The second one is sata host clk ###create_generated_clock -name usrclk [get_nets sata_top/ahci_sata_layers_i/phy/CLK] #create_generated_clock -name sclk [get_nets sata_top/ahci_sata_layers_i/phy/clk] ###create_generated_clock -name sclk [get_nets sata_top_n_173] ###These clocks are already automatically extracted #create_generated_clock -name usrclk [get_nets sata_top/ahci_sata_layers_i/phy/usrclk] #create_generated_clock -name usrclk2 [get_nets sata_top/ahci_sata_layers_i/phy/usrclk2] set_clock_groups -name async_clocks -asynchronous \ -group {gtrefclk} \ -group {axi_aclk0} \ -group {xclk} \ -group {usrclk} \ -group {usrclk2} \ -group {clk_axihp_pre} \ -group {txoutclk} ###-group {sclk} \
