onur
94 lines
4.6 KiB
Tcl
94 lines
4.6 KiB
Tcl
# Non-project Vivado build for the Genesys 2 MAX2771 recorder.
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# Run from repository root:
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# vivado -mode batch -source targets/genesys2/scripts/build_vivado.tcl
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set script_dir [file normalize [file dirname [info script]]]
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set target_dir [file normalize [file join $script_dir ..]]
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set root_dir [file normalize [file join $target_dir .. ..]]
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set build_dir [file join $root_dir build genesys2 vivado]
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set report_dir [file join $root_dir build genesys2 reports]
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file mkdir $build_dir
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file mkdir $report_dir
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set part xc7k325tffg900-2
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set top max2771_recorder_top
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create_project -in_memory -part $part
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set_property target_language Verilog [current_project]
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set_property default_lib work [current_project]
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set_property verilog_define {SYNTHESIS=1} [current_fileset]
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set common_rtl [lsort [glob -nocomplain [file join $root_dir rtl common *.sv]]]
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set target_rtl [lsort [glob -nocomplain [file join $target_dir rtl *.sv]]]
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set rtl_files [concat $common_rtl $target_rtl]
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if {[llength $rtl_files] == 0} { error "No RTL files found" }
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read_verilog -sv $rtl_files
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read_xdc [file join $target_dir constraints genesys2_max2771_recorder.xdc]
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synth_design -top $top -part $part -flatten_hierarchy rebuilt
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write_checkpoint -force [file join $build_dir post_synth.dcp]
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report_utilization -file [file join $report_dir post_synth_utilization.rpt]
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report_clocks -file [file join $report_dir clocks.rpt]
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report_clock_utilization -file [file join $report_dir clock_utilization.rpt]
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check_timing -verbose -file [file join $report_dir check_timing_post_synth.rpt]
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report_cdc -details -file [file join $report_dir cdc_post_synth.rpt]
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# Fail for registers lacking a clock. I/O delay omissions are separately and
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# deliberately documented because the MAX2771 tCO/board skew is not yet known.
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set no_clock_text [check_timing -override_defaults no_clock -return_string]
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if {[regexp -nocase {([1-9][0-9]*) register[^\n]*no clock} $no_clock_text]} {
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error "Unconstrained sequential clocks detected; see check_timing_post_synth.rpt"
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}
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# Vivado exposes CDC violations as objects after report_cdc. Any Critical or
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# Warning CDC not waived by structural ASYNC_REG recognition stops the build.
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if {[llength [info commands get_cdc_violations]] != 0} {
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set major_cdc [get_cdc_violations -quiet -filter {SEVERITY == "Critical" || SEVERITY == "Warning"}]
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set unexpected_cdc 0
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foreach violation $major_cdc {
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# CDC-6 is Vivado's expected classification for a multi-bit Gray bus
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# whose first two destination stages carry ASYNC_REG. Only the three
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# named Gray synchronizers are accepted; every other warning is fatal.
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set description [report_property -return_string $violation]
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if {![regexp {u_sample_fifo/(wgray_rsync1|rgray_wsync1)|u_drop_sync/gray_sync1} $description]} {
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puts stderr "Unexpected CDC violation:\n$description"
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set unexpected_cdc 1
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}
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}
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if {$unexpected_cdc} { error "Major unexpected CDC warnings detected; see cdc_post_synth.rpt" }
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}
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opt_design
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place_design
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phys_opt_design
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write_checkpoint -force [file join $build_dir post_place.dcp]
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report_timing_summary -delay_type min_max -report_unconstrained -check_timing_verbose \
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-file [file join $report_dir timing_post_place.rpt]
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route_design
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phys_opt_design
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write_checkpoint -force [file join $build_dir post_route.dcp]
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report_timing_summary -delay_type min_max -report_unconstrained -check_timing_verbose \
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-file [file join $report_dir timing_post_route.rpt]
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report_timing -delay_type max -max_paths 50 -sort_by group \
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-file [file join $report_dir setup_paths.rpt]
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report_timing -delay_type min -max_paths 50 -sort_by group \
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-file [file join $report_dir hold_paths.rpt]
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report_utilization -hierarchical -file [file join $report_dir utilization_post_route.rpt]
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report_methodology -file [file join $report_dir methodology_post_route.rpt]
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report_drc -file [file join $report_dir drc_post_route.rpt]
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set setup_paths [get_timing_paths -quiet -delay_type max -max_paths 1]
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set hold_paths [get_timing_paths -quiet -delay_type min -max_paths 1]
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if {[llength $setup_paths] == 0 || [llength $hold_paths] == 0} {
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error "Timing paths unavailable; clocks may be unconstrained"
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}
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set setup_slack [get_property SLACK [lindex $setup_paths 0]]
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set hold_slack [get_property SLACK [lindex $hold_paths 0]]
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if {$setup_slack < 0.0 || $hold_slack < 0.0} {
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error "Timing failed: setup WNS=$setup_slack ns, hold WNS=$hold_slack ns"
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}
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write_bitstream -force [file join $build_dir max2771_recorder.bit]
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puts "BUILD PASSED: setup WNS=$setup_slack ns, hold WNS=$hold_slack ns"
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puts "Bitstream: [file join $build_dir max2771_recorder.bit]"
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