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additional timing constraint fixes

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marqs 2018-03-11 22:22:04 +02:00
parent 0ab31b30b4
commit ba648dd5fe
1 changed files with 14 additions and 19 deletions
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ossc.sdc
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@ -21,28 +21,23 @@ create_generated_clock -master_clock pclk_3x_source -source {scanconverter_inst|
create_generated_clock -master_clock pclk_4x_source -source {scanconverter_inst|pll_linetriple|altpll_component|auto_generated|pll1|inclk[0]} -multiply_by 4 -duty_cycle 50.00 -name pclk_4x {scanconverter_inst|pll_linetriple|altpll_component|auto_generated|pll1|clk[1]}
create_generated_clock -master_clock pclk_5x_source -source {scanconverter_inst|pll_linedouble|altpll_component|auto_generated|pll1|inclk[0]} -multiply_by 5 -duty_cycle 50.00 -name pclk_5x {scanconverter_inst|pll_linedouble|altpll_component|auto_generated|pll1|clk[1]}
# retrieve post-map/post-fix clkmux source and output pins dynamically
set clkmux_source [get_pins -nowarn scanconverter_inst|mux5_inst|LPM_MUX_component|auto_generated|muxlut_*clkctrl|inclk[0]]
set clkmux_output [get_pins -nowarn scanconverter_inst|mux5_inst|LPM_MUX_component|auto_generated|muxlut_*clkctrl|outclk]
if {[get_collection_size $clkmux_source] != 1} {
set clkmux_source [get_pins scanconverter_inst|mux5_inst|LPM_MUX_component|auto_generated|muxlut_result*|dataa]
set clkmux_output [get_pins scanconverter_inst|mux5_inst|LPM_MUX_component|auto_generated|muxlut_result*|combout]
}
# retrieve post-mapping clkmux output pin
set clkmux_output [get_pins scanconverter_inst|mux5_inst|LPM_MUX_component|auto_generated|muxlut_result*|combout]
# create postmux clocks which clock postprocess pipeline
create_generated_clock -master_clock pclk_1x -source $clkmux_source -multiply_by 1 -name pclk_1x_postmux $clkmux_output
create_generated_clock -master_clock pclk_2x -source $clkmux_source -multiply_by 1 -name pclk_2x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_3x -source $clkmux_source -multiply_by 1 -name pclk_3x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_4x -source $clkmux_source -multiply_by 1 -name pclk_4x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_5x -source $clkmux_source -multiply_by 1 -name pclk_5x_postmux $clkmux_output -add
# specify postmux clocks which clock postprocess pipeline
create_generated_clock -master_clock pclk_1x -source [get_ports PCLK_in] -multiply_by 1 -name pclk_1x_postmux $clkmux_output
create_generated_clock -master_clock pclk_2x -source [get_pins scanconverter_inst|pll_linedouble|altpll_component|auto_generated|pll1|clk[0]] -multiply_by 1 -name pclk_2x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_3x -source [get_pins scanconverter_inst|pll_linetriple|altpll_component|auto_generated|pll1|clk[0]] -multiply_by 1 -name pclk_3x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_4x -source [get_pins scanconverter_inst|pll_linetriple|altpll_component|auto_generated|pll1|clk[1]] -multiply_by 1 -name pclk_4x_postmux $clkmux_output -add
create_generated_clock -master_clock pclk_5x -source [get_pins scanconverter_inst|pll_linedouble|altpll_component|auto_generated|pll1|clk[1]] -multiply_by 1 -name pclk_5x_postmux $clkmux_output -add
# create output clocks that drive PCLK output pin
# specify output clocks that drive PCLK output pin
set pclk_out_port [get_ports HDMI_TX_PCLK]
create_generated_clock -master_clock pclk_1x -source $clkmux_source -multiply_by 1 -name pclk_1x_out $pclk_out_port
create_generated_clock -master_clock pclk_2x -source $clkmux_source -multiply_by 1 -name pclk_2x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_3x -source $clkmux_source -multiply_by 1 -name pclk_3x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_4x -source $clkmux_source -multiply_by 1 -name pclk_4x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_5x -source $clkmux_source -multiply_by 1 -name pclk_5x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_1x_postmux -source $clkmux_output -multiply_by 1 -name pclk_1x_out $pclk_out_port
create_generated_clock -master_clock pclk_2x_postmux -source $clkmux_output -multiply_by 1 -name pclk_2x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_3x_postmux -source $clkmux_output -multiply_by 1 -name pclk_3x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_4x_postmux -source $clkmux_output -multiply_by 1 -name pclk_4x_out $pclk_out_port -add
create_generated_clock -master_clock pclk_5x_postmux -source $clkmux_output -multiply_by 1 -name pclk_5x_out $pclk_out_port -add
derive_clock_uncertainty