111 lines
3.3 KiB
Tcl
111 lines
3.3 KiB
Tcl
# Test power report options: activity annotation, multiple activity settings
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# Exercises: report_activity_annotation, various set_power_activity combinations
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read_liberty ../../test/sky130hd/sky130_fd_sc_hd__tt_025C_1v80.lib
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read_verilog power_test1.v
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link_design power_test1
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create_clock -name clk -period 10 [get_ports clk]
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set_input_delay -clock clk 0 [get_ports in1]
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set_output_delay -clock clk 0 [get_ports out1]
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set_input_transition 0.1 [get_ports in1]
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#---------------------------------------------------------------
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# Baseline power
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#---------------------------------------------------------------
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puts "--- Baseline power ---"
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set_power_activity -global -activity 0.5 -duty 0.5
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report_power
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# Instance power reports
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report_power -instances [get_cells buf1]
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report_power -instances [get_cells reg1]
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report_power -instances [get_cells *] -digits 4
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# JSON instance power
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report_power -instances [get_cells *] -format json
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report_power -instances [get_cells buf1] -format json
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#---------------------------------------------------------------
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# Different activity settings and recheck
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#---------------------------------------------------------------
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puts "--- Different activity values ---"
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unset_power_activity -global
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set_power_activity -global -activity 0.1 -duty 0.3
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report_power
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unset_power_activity -global
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set_power_activity -global -activity 0.8 -duty 0.7
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report_power
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unset_power_activity -global
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set_power_activity -global -activity 1.0 -duty 0.5
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report_power
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#---------------------------------------------------------------
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# report_activity_annotation
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#---------------------------------------------------------------
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puts "--- Activity annotation reporting ---"
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report_activity_annotation
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report_activity_annotation -report_unannotated
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report_activity_annotation -report_annotated
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#---------------------------------------------------------------
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# Annotate some specific activity then report annotation
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#---------------------------------------------------------------
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puts "--- Annotate then check annotation ---"
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unset_power_activity -global
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set_power_activity -input -activity 0.5 -duty 0.5
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set_power_activity -pins [get_pins buf1/A] -activity 0.3 -duty 0.4
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report_activity_annotation
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report_activity_annotation -report_annotated
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report_activity_annotation -report_unannotated
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report_power
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report_power -digits 6
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report_power -format json
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#---------------------------------------------------------------
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# Unset pin activity and verify
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#---------------------------------------------------------------
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puts "--- Unset pin activity ---"
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unset_power_activity -pins [get_pins buf1/A]
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report_power
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unset_power_activity -input
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report_power
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#---------------------------------------------------------------
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# Density-based activity
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#---------------------------------------------------------------
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puts "--- Density-based activity ---"
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set_power_activity -global -density 1e8 -duty 0.5
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report_power
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report_activity_annotation
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unset_power_activity -global
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#---------------------------------------------------------------
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# Input port specific activity
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#---------------------------------------------------------------
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puts "--- Input port activity ---"
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set_power_activity -input_ports [get_ports in1] -activity 0.4 -duty 0.6
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report_power
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report_activity_annotation -report_annotated
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unset_power_activity -input_ports [get_ports in1]
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report_power
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