summaryrefslogtreecommitdiffstats
path: root/usrp2/serdes/serdes_rx.v
diff options
context:
space:
mode:
authorMatt Ettus <matt@ettus.com>2010-07-03 19:01:42 -0700
committerMatt Ettus <matt@ettus.com>2010-07-03 19:01:42 -0700
commit36957538f291ed74867609046cfc816d3f13999a (patch)
tree277f83504ff39870ad29d2cb14afe9db522da5ba /usrp2/serdes/serdes_rx.v
parent3d59d91fdca2fa5e177156ea2b54e28bc7e02cef (diff)
downloaduhd-36957538f291ed74867609046cfc816d3f13999a.tar.gz
uhd-36957538f291ed74867609046cfc816d3f13999a.tar.bz2
uhd-36957538f291ed74867609046cfc816d3f13999a.zip
fix bug which caused serdes fifo to disappear
Diffstat (limited to 'usrp2/serdes/serdes_rx.v')
-rw-r--r--usrp2/serdes/serdes_rx.v9
1 files changed, 5 insertions, 4 deletions
diff --git a/usrp2/serdes/serdes_rx.v b/usrp2/serdes/serdes_rx.v
index afefccaa1..b6688e858 100644
--- a/usrp2/serdes/serdes_rx.v
+++ b/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