default.sdc
66 lines
| 1.8 KiB
| application/vnd.stardivision.calc
|
TextLexer
Alexis
|
r14 | # Synplicity, Inc. constraint file | ||
# /home/jiri/ibm/vhdl/grlib/designs/leon3-digilent-xc3s1600e/default.sdc | ||||
# Written on Thu Jan 25 01:39:56 2007 | ||||
# by Synplify Pro, Synplify Pro 8.8 Scope Editor | ||||
# | ||||
# Collections | ||||
# | ||||
# | ||||
# Clocks | ||||
# | ||||
define_clock {etx_clk} -name {etx_clk} -freq 25 -route 10 -clockgroup phy_rx_clkgroup | ||||
define_clock {erx_clk} -name {erx_clk} -freq 25 -route 10 -clockgroup phy_tx_clkgroup | ||||
define_clock {ddr_clk_fb} -name {ddr_clk_fb} -freq 125 -clockgroup ddr_read_group | ||||
define_clock {n:clkml} -name {clkml} -freq 125 -clockgroup ddr_clkgroup | ||||
define_clock {n:clkm} -name {clkm} -freq 50 -clockgroup ahb_clkgroup | ||||
define_clock {clk_50mhz} -name {clk_50mhz} -freq 55 -route 2 -clockgroup clk50_clkgroup | ||||
# | ||||
# Clock to Clock | ||||
# | ||||
#define_clock_delay -rise {leon3mp|ddrsp0.ddrc.ddr_phy0.ddr_phy0.clk} -rise {clkm} -false | ||||
#define_clock_delay -rise {clk_50mhz} -rise {leon3mp|ddrsp0.ddrc.ddr_phy0.ddr_phy0.clk} -false | ||||
#define_clock_delay -rise {leon3mp|clkgen0.xc3s.v.clk0B_derived_clock} -rise {leon3mp|ddrsp0.ddrc.ddr_phy0.ddr_phy0.clk} -false | ||||
#define_clock_delay -rise {leon3mp|clkgen0.xc3s.v.clk0B_derived_clock} -rise {leon3mp|clkgen0.xc3s.v.clk_x_derived_clock} -false | ||||
#define_clock_delay -rise {leon3mp|clkgen0.xc3s.v.clk0B_derived_clock} -rise {ddrspa|ddr_phy0.ddr_phy0.xc3se.ddr_phy0.clk_270ro_derived_clock} -false | ||||
# | ||||
# Inputs/Outputs | ||||
# | ||||
define_output_delay -disable -default 10.00 -improve 0.00 -route 0.00 -ref {clk:r} | ||||
define_input_delay -disable -default 10.00 -improve 0.00 -route 0.00 -ref {clk:r} | ||||
# | ||||
# Registers | ||||
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# Multicycle Path | ||||
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# False Path | ||||
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# Path Delay | ||||
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# Attributes | ||||
# | ||||
define_global_attribute syn_useioff {1} | ||||
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# I/O standards | ||||
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# Compile Points | ||||
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# Other Constraints | ||||
# | ||||