4 files changed, 124 insertions, 0 deletions
diff --git a/usrp2/top/u1e_passthru/.gitignore b/usrp2/top/u1e_passthru/.gitignore
new file mode 100644
index 000000000..1b2211df0
--- /dev/null
+++ b/usrp2/top/u1e_passthru/.gitignore
@@ -0,0 +1 @@
+build*
diff --git a/usrp2/top/u1e_passthru/Makefile b/usrp2/top/u1e_passthru/Makefile
new file mode 100644
index 000000000..d1950629b
--- /dev/null
+++ b/usrp2/top/u1e_passthru/Makefile
@@ -0,0 +1,99 @@
+#
+# Copyright 2008 Ettus Research LLC
+#
+
+##################################################
+# Project Setup
+##################################################
+TOP_MODULE = passthru
+BUILD_DIR = $(abspath build$(ISE))
+
+##################################################
+# Include other makefiles
+##################################################
+
+include ../Makefile.common
+include ../../fifo/Makefile.srcs
+include ../../control_lib/Makefile.srcs
+include ../../sdr_lib/Makefile.srcs
+include ../../serdes/Makefile.srcs
+include ../../simple_gemac/Makefile.srcs
+include ../../timing/Makefile.srcs
+include ../../opencores/Makefile.srcs
+include ../../vrt/Makefile.srcs
+include ../../udp/Makefile.srcs
+include ../../coregen/Makefile.srcs
+include ../../extram/Makefile.srcs
+include ../../gpmc/Makefile.srcs
+
+##################################################
+# Project Properties
+##################################################
+export PROJECT_PROPERTIES := \
+family "Spartan-3A DSP" \
+device xc3sd1800a \
+package cs484 \
+speed -4 \
+top_level_module_type "HDL" \
+synthesis_tool "XST (VHDL/Verilog)" \
+simulator "ISE Simulator (VHDL/Verilog)" \
+"Preferred Language" "Verilog" \
+"Enable Message Filtering" FALSE \
+"Display Incremental Messages" FALSE 
+
+##################################################
+# Sources
+##################################################
+TOP_SRCS = \
+passthru.v \
+passthru.ucf
+
+SOURCES = $(abspath $(TOP_SRCS)) $(FIFO_SRCS) \
+$(CONTROL_LIB_SRCS) $(SDR_LIB_SRCS) $(SERDES_SRCS) \
+$(SIMPLE_GEMAC_SRCS) $(TIMING_SRCS) $(OPENCORES_SRCS) \
+$(VRT_SRCS) $(UDP_SRCS) $(COREGEN_SRCS) $(EXTRAM_SRCS) \
+$(GPMC_SRCS)
+
+##################################################
+# Process Properties
+##################################################
+SYNTHESIZE_PROPERTIES = \
+"Number of Clock Buffers" 8 \
+"Pack I/O Registers into IOBs" Yes \
+"Optimization Effort" High \
+"Optimize Instantiated Primitives" TRUE \
+"Register Balancing" Yes \
+"Use Clock Enable" Auto \
+"Use Synchronous Reset" Auto \
+"Use Synchronous Set" Auto
+
+TRANSLATE_PROPERTIES = \
+"Macro Search Path" "$(shell pwd)/../../coregen/"
+
+MAP_PROPERTIES = \
+"Allow Logic Optimization Across Hierarchy" TRUE \
+"Map to Input Functions" 4 \
+"Optimization Strategy (Cover Mode)" Speed \
+"Pack I/O Registers/Latches into IOBs" "For Inputs and Outputs" \
+"Perform Timing-Driven Packing and Placement" TRUE \
+"Map Effort Level" High \
+"Extra Effort" Normal \
+"Combinatorial Logic Optimization" TRUE \
+"Register Duplication" TRUE
+
+PLACE_ROUTE_PROPERTIES = \
+"Place & Route Effort Level (Overall)" High 
+
+STATIC_TIMING_PROPERTIES = \
+"Number of Paths in Error/Verbose Report" 10 \
+"Report Type" "Error Report"
+
+GEN_PROG_FILE_PROPERTIES = \
+"Configuration Rate" 6 \
+"Create Binary Configuration File" TRUE \
+"Done (Output Events)" 5 \
+"Enable Bitstream Compression" TRUE \
+"Enable Outputs (Output Events)" 6 \
+"Unused IOB Pins" "Pull Up"
+
+SIM_MODEL_PROPERTIES = ""
diff --git a/usrp2/top/u1e_passthru/passthru.ucf b/usrp2/top/u1e_passthru/passthru.ucf
new file mode 100644
index 000000000..64e6f0440
--- /dev/null
+++ b/usrp2/top/u1e_passthru/passthru.ucf
@@ -0,0 +1,6 @@
+NET "overo_gpio145"  LOC = "C7"  ;
+NET "cgen_mosi"  LOC = "E22"  ;
+NET "cgen_sclk"  LOC = "J19"  ;
+NET "cgen_sen_b"  LOC = "H20"  ;
+NET "fpga_cfg_din"  LOC = "W17"  ;
+NET "fpga_cfg_cclk"  LOC = "V17"  ;
diff --git a/usrp2/top/u1e_passthru/passthru.v b/usrp2/top/u1e_passthru/passthru.v
new file mode 100644
index 000000000..12e4db017
--- /dev/null
+++ b/usrp2/top/u1e_passthru/passthru.v
@@ -0,0 +1,18 @@
+`timescale 1ns / 1ps
+//////////////////////////////////////////////////////////////////////////////////
+
+module passthru
+  (input overo_gpio145,
+   output cgen_sclk,
+   output cgen_sen_b,
+   output cgen_mosi,
+   input fpga_cfg_din,
+   input fpga_cfg_cclk
+   );
+   
+   assign cgen_sclk = fpga_cfg_cclk;
+   assign cgen_sen_b = overo_gpio145;
+   assign cgen_mosi = fpga_cfg_din;
+   
+   
+endmodule // passthru