riscv_school/riscv_school_scr1
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This commit is contained in:
Mikhail Yenuchenko
2026-01-21 14:53:13 +03:00
parent 86249ca0f0
commit b76ce3629e
1 changed files with 6 additions and 28 deletions
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34
src/sdc/scr1_top_ahb.sdc → src/sdc/scr1_core_top.sdc
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@@ -27,12 +27,8 @@ set OUTPUT_DELAY_TCK [expr $TCK_PERIOD/4.0]
#clk->100MHz
create_clock -name "clk" -period $CLK_PERIOD -waveform "0 [expr $CLK_PERIOD/2.0]" [get_ports "clk"]
#tck->10MHz
create_clock -name "tck" -period $TCK_PERIOD -waveform "0 [expr $TCK_PERIOD/2.0]" [get_ports "tck"]
#rtc_clk->100kHz
create_clock -name "rtc_clk" -period $RTC_CLK_PERIOD -waveform "0 [expr $RTC_CLK_PERIOD/2.0]" [get_ports "rtc_clk"]
set_clock_groups -asynchronous -group {"clk"} -group {"tck"} -group {"rtc_clk"}
#set_clock_groups -asynchronous -group {"clk"} -group {"tapc_tck"} -group {"rtc_clk"}
set MINRISE 0
set MAXRISE 1.0
@@ -45,24 +41,12 @@ set_clock_transition -rise -max $MAXRISE [get_clocks "clk"]
set_clock_transition -fall -min $MINFALL [get_clocks "clk"]
set_clock_transition -fall -max $MAXFALL [get_clocks "clk"]
set_clock_uncertainty $CLK_UNCERT [get_clocks "tck"]
set_clock_transition -rise -min $MINRISE [get_clocks "tck"]
set_clock_transition -rise -max $MAXRISE [get_clocks "tck"]
set_clock_transition -fall -min $MINFALL [get_clocks "tck"]
set_clock_transition -fall -max $MAXFALL [get_clocks "tck"]
set_clock_uncertainty $CLK_UNCERT [get_clocks "rtc_clk"]
set_clock_transition -rise -min $MINRISE [get_clocks "rtc_clk"]
set_clock_transition -rise -max $MAXRISE [get_clocks "rtc_clk"]
set_clock_transition -fall -min $MINFALL [get_clocks "rtc_clk"]
set_clock_transition -fall -max $MAXFALL [get_clocks "rtc_clk"]
set_ideal_network [get_ports "pwrup_rst_n"]
set_ideal_network [get_ports "rst_n"]
set_ideal_network [get_ports "cpu_rst_n"]
set_ideal_network [get_ports "test_rst_n"]
set_ideal_network [get_ports "trst_n"]
#set_ideal_network [get_ports "trst_n"]
set_false_path -from [get_ports "pwrup_rst_n"]
set_false_path -from [get_ports "rst_n"]
@@ -72,18 +56,12 @@ set_false_path -from [get_ports "trst_n"]
#IO delays:
set_input_delay -clock "clk" -max $INPUT_DELAY_CLK [remove_from_collection [all_inputs] {trst_n tdi tms}]
set_input_delay -clock "clk" -min $INPUT_DELAY_CLK [remove_from_collection [all_inputs] {trst_n tdi tms}]
set_input_delay -clock "tck" -max $INPUT_DELAY_TCK [get_ports {trst_n tdi tms}]
set_input_delay -clock "tck" -min $INPUT_DELAY_TCK [get_ports {trst_n tdi tms}]
set_input_delay -clock "clk" -max $INPUT_DELAY_CLK [all_inputs]
set_input_delay -clock "clk" -min $INPUT_DELAY_CLK [all_inputs]
set_output_delay -clock "clk" -max $OUTPUT_DELAY_CLK [remove_from_collection [all_outputs] {tdo tdo_en}]
set_output_delay -clock "clk" -min $OUTPUT_DELAY_CLK [remove_from_collection [all_outputs] {tdo tdo_en}]
set_output_delay -clock "tck" -max $OUTPUT_DELAY_TCK [get_ports {tdo tdo_en}]
set_output_delay -clock "tck" -min $OUTPUT_DELAY_TCK [get_ports {tdo tdo_en}]
set_output_delay -clock "clk" -max $OUTPUT_DELAY_CLK [all_outputs]
set_output_delay -clock "clk" -min $OUTPUT_DELAY_CLK [all_outputs]
set_case_analysis 0 [get_ports "test_mode"]