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axi_jesd_xcvr: support tx/rx disable

main
Rejeesh Kutty 2016-06-01 13:47:10 -04:00
parent a958ef27da
commit 3832f2669e
1 changed files with 20 additions and 17 deletions
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37
library/axi_jesd_xcvr/axi_jesd_xcvr.v
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@ -102,6 +102,9 @@ module axi_jesd_xcvr (
parameter TX_NUM_OF_LANES = 4;
parameter RX_NUM_OF_LANES = 4;
localparam TX_LANECNT = (TX_NUM_OF_LANES == 0) ? 1 : TX_NUM_OF_LANES;
localparam RX_LANECNT = (RX_NUM_OF_LANES == 0) ? 1 : RX_NUM_OF_LANES;
output rst;
// receive interface
@ -111,14 +114,14 @@ module axi_jesd_xcvr (
input rx_ext_sysref_in;
output rx_ext_sysref_out;
output rx_sync;
output [((RX_NUM_OF_LANES* 1)-1):0] rx_sof;
output [((RX_NUM_OF_LANES*32)-1):0] rx_data;
input [((RX_NUM_OF_LANES* 1)-1):0] rx_ready;
output [((RX_LANECNT* 1)-1):0] rx_sof;
output [((RX_LANECNT*32)-1):0] rx_data;
input [((RX_LANECNT* 1)-1):0] rx_ready;
output rx_ip_sysref;
input rx_ip_sync;
input [ 3:0] rx_ip_sof;
input rx_ip_valid;
input [((RX_NUM_OF_LANES*32)-1):0] rx_ip_data;
input [((RX_LANECNT*32)-1):0] rx_ip_data;
output rx_ip_ready;
// transmit interface
@ -128,12 +131,12 @@ module axi_jesd_xcvr (
input tx_ext_sysref_in;
output tx_ext_sysref_out;
input tx_sync;
input [((TX_NUM_OF_LANES*32)-1):0] tx_data;
input [((RX_NUM_OF_LANES* 1)-1):0] tx_ready;
input [((TX_LANECNT*32)-1):0] tx_data;
input [((TX_LANECNT* 1)-1):0] tx_ready;
output tx_ip_sysref;
output tx_ip_sync;
output tx_ip_valid;
output [((RX_NUM_OF_LANES*32)-1):0] tx_ip_data;
output [((TX_LANECNT*32)-1):0] tx_ip_data;
input tx_ip_ready;
// axi interface
@ -166,7 +169,7 @@ module axi_jesd_xcvr (
wire up_clk;
wire [ 7:0] status_s;
wire [ 3:0] rx_ip_sof_s;
wire [((RX_NUM_OF_LANES*32)-1):0] rx_ip_data_s;
wire [((RX_LANECNT*32)-1):0] rx_ip_data_s;
wire [ 7:0] rx_status_s;
wire [ 7:0] tx_status_s;
wire up_wreq_s;
@ -197,7 +200,7 @@ module axi_jesd_xcvr (
assign rx_ip_sof_s[0] = rx_ip_sof[3];
generate
for (n = 0; n < RX_NUM_OF_LANES; n = n + 1) begin: g_rx_swap
for (n = 0; n < RX_LANECNT; n = n + 1) begin: g_rx_swap
assign rx_ip_data_s[((n*32) + 31):((n*32) + 24)] = rx_ip_data[((n*32) + 7):((n*32) + 0)];
assign rx_ip_data_s[((n*32) + 23):((n*32) + 16)] = rx_ip_data[((n*32) + 15):((n*32) + 8)];
assign rx_ip_data_s[((n*32) + 15):((n*32) + 8)] = rx_ip_data[((n*32) + 23):((n*32) + 16)];
@ -206,16 +209,16 @@ module axi_jesd_xcvr (
endgenerate
generate
if (RX_NUM_OF_LANES < 8) begin
assign rx_status_s[7:RX_NUM_OF_LANES] = status_s[7:RX_NUM_OF_LANES];
assign rx_status_s[(RX_NUM_OF_LANES-1):0] = rx_ready;
if (RX_LANECNT < 8) begin
assign rx_status_s[7:RX_LANECNT] = status_s[7:RX_LANECNT];
assign rx_status_s[(RX_LANECNT-1):0] = rx_ready;
end else begin
assign rx_status_s = rx_ready[7:0];
end
endgenerate
generate
for (n = 0; n < RX_NUM_OF_LANES; n = n + 1) begin: g_rx_align
for (n = 0; n < RX_LANECNT; n = n + 1) begin: g_rx_align
ad_jesd_align i_jesd_align (
.rx_clk (rx_clk),
.rx_ip_sof (rx_ip_sof_s),
@ -229,7 +232,7 @@ module axi_jesd_xcvr (
assign tx_ip_sysref = tx_ext_sysref_out;
generate
for (n = 0; n < TX_NUM_OF_LANES; n = n + 1) begin: g_tx_swap
for (n = 0; n < TX_LANECNT; n = n + 1) begin: g_tx_swap
assign tx_ip_data[((n*32) + 31):((n*32) + 24)] = tx_data[((n*32) + 7):((n*32) + 0)];
assign tx_ip_data[((n*32) + 23):((n*32) + 16)] = tx_data[((n*32) + 15):((n*32) + 8)];
assign tx_ip_data[((n*32) + 15):((n*32) + 8)] = tx_data[((n*32) + 23):((n*32) + 16)];
@ -238,9 +241,9 @@ module axi_jesd_xcvr (
endgenerate
generate
if (TX_NUM_OF_LANES < 8) begin
assign tx_status_s[7:TX_NUM_OF_LANES] = status_s[7:TX_NUM_OF_LANES];
assign tx_status_s[(TX_NUM_OF_LANES-1):0] = tx_ready;
if (TX_LANECNT < 8) begin
assign tx_status_s[7:TX_LANECNT] = status_s[7:TX_LANECNT];
assign tx_status_s[(TX_LANECNT-1):0] = tx_ready;
end else begin
assign tx_status_s = tx_ready[7:0];
end