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22 www.xilinx.com Endpoint Block Plus v1.8 for PCI Express
UG343 June 27, 2008
Chapter 3: Quickstart Example Design
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<component name>/example_design
The example design directory contains the example design files provided with the core.
<component name>/implement
The implement directory contains the core implementation script files.
Table 3-4: Example Design Directory
Name Description
<project_dir>/<component_name>/example_design
pci_exp_8_lane_64b_ep.v
pci_exp_4_lane_64b_ep.v
pci_exp_1_lane_64b_ep.v
Verilog top-level port list, applicable
to the 8-lane, 4-lane, and 1-lane
endpoint design, respectively.
<filename>.ucf
Example design UCF. Filename
varies by lane-width, part, and
package selected.
xilinx_pci_exp_8_lane_ep_product.v
xilinx_pci_exp_4_lane_ep_product.v
xilinx_pci_exp_1_lane_ep_product.v
Enables Block Plus 8-lane, 4-lane,
and 1-lane cores, respectively, in the
test bench.
xilinx_pci_exp_8_lane_ep.v
xilinx_pci_exp_4_lane_ep.v
xilinx_pci_exp_1_lane_ep.v
xilinx_pci_exp_ep.vhd
Verilog or VHDL top-level PIO
example design files for 8-lane, 4-
lane, and 1-lane cores.
pci_exp_64b_app.v[hd]
EP_MEM.v[hd]
PIO.v[hd]
PIO_EP.v[hd]
PIO_EP_MEM_ACCESS.v[hd]
PIO_TO_CTRL.v[hd]
PIO_64.v
PIO_64_RX_ENGINE.v[hd]
PIO_64_TX_ENGINE.v[hd]
PIO example design files.
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Table 3-5: Implement Directory
Name Description
<project_dir>/<component_name>/implement
xst.scr
XST synthesis script.
implement.bat
implement.sh
DOS and Linux implementation scripts.
synplify.prj
Synplify synthesis script.
xilinx_pci_exp_1_lane_ep_inc.xst
xilinx_pci_exp_4_lane_ep_inc.xst
xilinx_pci_exp_8_lane_ep_inc.xst
XST project file for 1-lane, 4-lane, and 8-lane
example design, respectively.
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