pluto_hdl_adi/library/axi_clkgen/bd/bd.tcl

125 lines
3.5 KiB
Tcl

###############################################################################
## Copyright (C) 2017-2023 Analog Devices, Inc. All rights reserved.
### SPDX short identifier: ADIBSD
###############################################################################
proc init {cellpath otherInfo} {
set ip [get_bd_cells $cellpath]
bd::mark_propagate_override $ip \
"CLKIN_PERIOD \
CLKIN2_PERIOD \
FPGA_VOLTAGE"
bd::mark_propagate_only $ip \
"FPGA_TECHNOLOGY \
FPGA_FAMILY \
SPEED_GRADE \
DEV_PACKAGE \
FPGA_VOLTAGE"
adi_auto_assign_device_spec $cellpath
}
proc axi_clkgen_get_infer_period {ip param clk_name} {
set param_src [get_property "CONFIG.$param.VALUE_SRC" $ip]
if {[string equal $param_src "USER"]} {
return;
}
set clk [get_bd_pins "$ip/$clk_name"]
set clk_freq [get_property CONFIG.FREQ_HZ $clk]
if {$clk_freq != {}} {
set clk_period [expr 1000000000.0 / $clk_freq]
set_property "CONFIG.$param" [format "%.6f" $clk_period] $ip
}
}
proc adi_auto_assign_device_spec {cellpath} {
set ip [get_bd_cells $cellpath]
set ip_param_list [list_property $ip]
set ip_path [bd::get_vlnv_dir [get_property VLNV $ip]]
set parent_dir "../"
for {set x 1} {$x<=4} {incr x} {
set linkname ${ip_path}${parent_dir}scripts/adi_xilinx_device_info_enc.tcl
if { [file exists $linkname] } {
source ${ip_path}${parent_dir}/scripts/adi_xilinx_device_info_enc.tcl
break
}
append parent_dir "../"
}
# Find predefindes auto assignable parameters
foreach i $auto_set_param_list {
if { [lsearch $ip_param_list "CONFIG.$i"] > 0 } {
set val [adi_device_spec $cellpath $i]
set_property CONFIG.$i $val $ip
}
}
# Find predefindes auto assignable/overwritable parameters
foreach i $auto_set_param_list_overwritable {
if { [lsearch $ip_param_list "CONFIG.$i"] > 0 } {
set val [adi_device_spec $cellpath $i]
set_property CONFIG.$i $val $ip
}
}
}
proc propagate {cellpath otherinfo} {
set ip [get_bd_cells $cellpath]
set vco_mul [get_property CONFIG.VCO_MUL $ip]
set vco_div [get_property CONFIG.VCO_DIV $ip]
set clk0_div [get_property CONFIG.CLK0_DIV $ip]
set clk1_div [get_property CONFIG.CLK1_DIV $ip]
if {$vco_mul == {} || $vco_mul < 1} {
set vco_mul 1
}
if {$vco_div == {} || $vco_div < 1} {
set vco_div 1
}
if {$clk0_div == {} || $clk0_div < 1} {
set clk0_div 1
}
if {$clk1_div == {} || $clk0_div < 1} {
set clk1_div 1
}
set clk [get_bd_pins "$ip/clk"]
set clk_freq [get_property CONFIG.FREQ_HZ $clk]
if {[get_property "CONFIG.ENABLE_CLKIN2" $ip] == "true"} {
set clk2 [get_bd_pins "$ip/clk"]
set clk2_freq [get_property CONFIG.FREQ_HZ $clk2]
# Use the larger of the two
if {$clk_freq == {} || $clk2_freq > $clk_freq} {
set clk_freq $clk2_freq
}
}
if {$clk_freq != {}} {
set clk0_out [get_bd_pins "$ip/clk_0"]
set clk0_out_freq [expr ($clk_freq + 0.0) * $vco_mul / ($vco_div * $clk0_div)]
set_property CONFIG.FREQ_HZ $clk0_out_freq $clk0_out
if {[get_property "CONFIG.ENABLE_CLKOUT1" $ip] == "true"} {
set clk1_out [get_bd_pins "$ip/clk_1"]
set clk1_out_freq [expr ($clk_freq + 0.0) * $vco_mul / ($vco_div * $clk1_div)]
set_property CONFIG.FREQ_HZ $clk1_out_freq $clk1_out
}
}
}
proc post_propagate {cellpath otherinfo} {
set ip [get_bd_cells $cellpath]
axi_clkgen_get_infer_period $ip CLKIN_PERIOD clk
if {[get_property "CONFIG.ENABLE_CLKIN2" $ip] == "true"} {
axi_clkgen_get_infer_period $ip CLKIN2_PERIOD clk2
}
}