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-rw-r--r--usrp/fpga/inband_lib/tx_packer.v119
1 files changed, 0 insertions, 119 deletions
diff --git a/usrp/fpga/inband_lib/tx_packer.v b/usrp/fpga/inband_lib/tx_packer.v
deleted file mode 100644
index 2f19b21f3..000000000
--- a/usrp/fpga/inband_lib/tx_packer.v
+++ /dev/null
@@ -1,119 +0,0 @@
-module tx_packer
- ( //FX2 Side
- input bus_reset,
- input usbclk,
- input WR_fx2,
- input [15:0]usbdata,
-
- // TX Side
- input reset,
- input txclk,
- output reg [31:0] usbdata_final,
- output reg WR_final);
-
- reg [8:0] write_count;
-
- /* Fix FX2 bug */
- always @(posedge usbclk)
- begin
- if(bus_reset) // Use bus reset because this is on usbclk
- write_count <= #1 0;
- else if(WR_fx2 & ~write_count[8])
- write_count <= #1 write_count + 9'd1;
- else
- write_count <= #1 WR_fx2 ? write_count : 9'b0;
- end
-
- reg WR_fx2_fixed;
- reg [15:0]usbdata_fixed;
-
- always @(posedge usbclk)
- begin
- WR_fx2_fixed <= WR_fx2 & ~write_count[8];
- usbdata_fixed <= usbdata;
- end
-
- /* Used to convert 16 bits bus_data to the 32 bits wide fifo */
- reg word_complete ;
- reg [15:0] usbdata_delayed ;
- reg writing ;
- wire [31:0] usbdata_packed ;
- wire WR_packed ;
-
- always @(posedge usbclk)
- begin
- if (bus_reset)
- begin
- word_complete <= 0 ;
- writing <= 0 ;
- end
- else if (WR_fx2_fixed)
- begin
- writing <= 1 ;
- if (word_complete)
- word_complete <= 0 ;
- else
- begin
- usbdata_delayed <= usbdata_fixed ;
- word_complete <= 1 ;
- end
- end
- else
- writing <= 0 ;
- end
-
- assign usbdata_packed = {usbdata_fixed, usbdata_delayed} ;
- assign WR_packed = word_complete & writing ;
-
- /* Make sure data are sync with usbclk */
- reg [31:0]usbdata_usbclk;
- reg WR_usbclk;
-
- always @(posedge usbclk)
- begin
- if (WR_packed)
- usbdata_usbclk <= usbdata_packed;
- WR_usbclk <= WR_packed;
- end
-
- /* Cross clock boundaries */
- reg [31:0] usbdata_tx ;
- reg WR_tx;
- reg WR_1;
- reg WR_2;
-
- always @(posedge txclk) usbdata_tx <= usbdata_usbclk;
-
- always @(posedge txclk)
- if (reset)
- WR_1 <= 0;
- else
- WR_1 <= WR_usbclk;
-
- always @(posedge txclk)
- if (reset)
- WR_2 <= 0;
- else
- WR_2 <= WR_1;
-
- always @(posedge txclk)
- begin
- if (reset)
- WR_tx <= 0;
- else
- WR_tx <= WR_1 & ~WR_2;
- end
-
- always @(posedge txclk)
- begin
- if (reset)
- WR_final <= 0;
- else
- begin
- WR_final <= WR_tx;
- if (WR_tx)
- usbdata_final <= usbdata_tx;
- end
- end
-
-endmodule