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axi_ad9434: Added CDC and reset constraints

main
Adrian Costina 2015-04-23 10:28:46 +03:00
parent a6cb6b7672
commit ac79c65b81
2 changed files with 48 additions and 0 deletions
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44
library/axi_ad9434/axi_ad9434_constr.xdc Normal file
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@ -0,0 +1,44 @@
set up_clk [get_clocks -of_objects [get_ports s_axi_aclk]]
set ad9434_clk [get_clocks -of_objects [get_ports adc_clk]]
set_property ASYNC_REG TRUE \
[get_cells -hier *toggle_m1_reg*] \
[get_cells -hier *toggle_m2_reg*] \
[get_cells -hier *state_m1_reg*] \
[get_cells -hier *state_m2_reg*]
set_false_path \
-from [get_cells -hier up_xfer_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier d_xfer_toggle_m1_reg* -filter {primitive_subgroup == flop}]
set_false_path \
-from [get_cells -hier d_xfer_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier up_xfer_state_m1_reg* -filter {primitive_subgroup == flop}]
set_max_delay -datapath_only \
-from [get_cells -hier up_xfer_data_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier d_data_cntrl_reg* -filter {primitive_subgroup == flop}] \
[get_property PERIOD $ad9434_clk]
set_false_path \
-from [get_cells -hier d_xfer_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier up_xfer_toggle_m1_reg* -filter {primitive_subgroup == flop}]
set_false_path \
-from [get_cells -hier up_xfer_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier d_xfer_state_m1_reg* -filter {primitive_subgroup == flop}]
set_max_delay -datapath_only \
-from [get_cells -hier d_xfer_data_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier up_data_status_reg* -filter {primitive_subgroup == flop}] \
[get_property PERIOD $up_clk]
set_false_path \
-from [get_cells -hier up_count_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier d_count_toggle_m1_reg* -filter {primitive_subgroup == flop}]
set_false_path \
-from [get_cells -hier d_count_toggle_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier up_count_toggle_m1_reg* -filter {primitive_subgroup == flop}]
set_max_delay -datapath_only \
-from [get_cells -hier d_count_hold_reg* -filter {primitive_subgroup == flop}] \
-to [get_cells -hier up_d_count_reg* -filter {primitive_subgroup == flop}] \
[get_property PERIOD $up_clk]
set_false_path \
-to [get_pins -hier */PRE -filter {NAME =~ *i_*rst_reg*}]

4
library/axi_ad9434/axi_ad9434_ip.tcl
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@ -22,9 +22,13 @@ adi_ip_files axi_ad9434 [list \
"axi_ad9434_if.v" \
"axi_ad9434_pnmon.v" \
"axi_ad9434_core.v" \
"axi_ad9434_constr.xdc" \
"axi_ad9434.v" ]
adi_ip_properties axi_ad9434
adi_ip_constraints axi_ad9434 [list \
"axi_ad9434_constr.xdc" ]
ipx::save_core [ipx::current_core]