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-rw-r--r--fpga/usrp2/serdes/serdes_rx.v9
-rw-r--r--fpga/usrp2/top/Makefile.common3
2 files changed, 7 insertions, 5 deletions
diff --git a/fpga/usrp2/serdes/serdes_rx.v b/fpga/usrp2/serdes/serdes_rx.v
index afefccaa1..b6688e858 100644
--- a/fpga/usrp2/serdes/serdes_rx.v
+++ b/fpga/usrp2/serdes/serdes_rx.v
@@ -260,12 +260,13 @@ module serdes_rx
// Internal FIFO, size 9 is 2K, size 10 is 4K Bytes
assign write = eop_i | (error_i & have_space) | (write_d & (state != CRC_CHECK));
-
- fifo_2clock_cascade #(.WIDTH(35),.SIZE(FIFOSIZE)) serdes_rx_fifo
+ wire dummy; // avoid warning on unconnected pin
+
+ fifo_2clock_cascade #(.WIDTH(36),.SIZE(FIFOSIZE)) serdes_rx_fifo
(.arst(rst),
- .wclk(ser_rx_clk),.datain({error_i,sop_i,eop_i,line_i}),
+ .wclk(ser_rx_clk),.datain({1'b0,error_i,sop_i,eop_i,line_i}),
.src_rdy_i(write), .dst_rdy_o(have_space), .space(fifo_space),
- .rclk(clk),.dataout({error_o,sop_o,eop_o,line_o}),
+ .rclk(clk),.dataout({dummy,error_o,sop_o,eop_o,line_o}),
.src_rdy_o(wr_ready_o), .dst_rdy_i(wr_ready_i), .occupied(fifo_occupied) );
assign fifo_full = ~have_space; // Note -- in the wrong clock domain
diff --git a/fpga/usrp2/top/Makefile.common b/fpga/usrp2/top/Makefile.common
index d1c89fdfb..d0435fa1e 100644
--- a/fpga/usrp2/top/Makefile.common
+++ b/fpga/usrp2/top/Makefile.common
@@ -42,7 +42,8 @@ clean:
##################################################
# Dependency Targets
##################################################
-$(ISE_FILE): $(SOURCES)
+.SECONDEXPANSION:
+$(ISE_FILE): $$(SOURCES) $$(MAKEFILE_LIST)
@echo $@
$(ISE_HELPER) ""