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authorJohnathan Corgan2010-02-28 12:47:43 -0800
committerJohnathan Corgan2010-02-28 12:47:43 -0800
commita2c00f5cff7407ff10fc6c812d06fefe52c0b6a3 (patch)
tree77121ca27b951f9bd687dbba33f6a9383ac74d5a /usrp2/fpga/simple_gemac/eth_tasks.v
parentdb29a2cfc18554ae0a3c55a4e13dc4cbfa86317f (diff)
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Remove usrp1 and usrp2 FPGA files. These are now hosted at:
git://ettus.sourcerepo.com/ettus/fpga.git ...under the 'usrp1' and 'usrp2' top-level directories.
Diffstat (limited to 'usrp2/fpga/simple_gemac/eth_tasks.v')
-rw-r--r--usrp2/fpga/simple_gemac/eth_tasks.v156
1 files changed, 0 insertions, 156 deletions
diff --git a/usrp2/fpga/simple_gemac/eth_tasks.v b/usrp2/fpga/simple_gemac/eth_tasks.v
deleted file mode 100644
index d49f30e24..000000000
--- a/usrp2/fpga/simple_gemac/eth_tasks.v
+++ /dev/null
@@ -1,156 +0,0 @@
-
-
-task SendFlowCtrl;
- input [15:0] fc_len;
- begin
- $display("Sending Flow Control, quanta = %d, time = %d", fc_len,$time);
- pause_time <= fc_len;
- @(posedge clk);
- pause_req <= 1;
- @(posedge clk);
- pause_req <= 0;
- $display("Sent Flow Control");
- end
-endtask // SendFlowCtrl
-
-task SendPacket2MAC;
- input tx_clk;
- input [7:0] data_start;
- input [31:0] data_len;
- output [7:0] tx_data;
- output tx_valid;
- output tx_error;
- input tx_ack;
- reg [15:0] count;
- begin
- $display("Sending Packet Len=%d, %d", data_len, $time);
- count <= 1;
- tx_data <= data_start;
- tx_error <= 0;
- tx_valid <= 1;
- while(~tx_ack)
- @(posedge tx_clk);
- $display("Packet Accepted, %d", $time);
- while(count < data_len)
- begin
- tx_data <= tx_data + 1;
- count <= count + 1;
- @(posedge clk);
- end
- tx_valid <= 0;
- @(posedge tx_clk);
- end
-endtask // SendPacket2MAC
-
-task SendPacket_to_ll8;
- input [7:0] data_start;
- input [15:0] data_len;
-// output [7:0] tx_data;
-// output tx_sof;
-// output tx_eof;
-// output tx_src_rdy;
-// input tx_dst_rdy;
- reg [15:0] count;
- begin
- $display("Sending Packet Len=%d, %d", data_len, $time);
- count <= 2;
- tx_ll_data2 <= data_start;
- tx_ll_src_rdy2 <= 1;
- tx_ll_sof2 <= 1;
- tx_ll_eof2 <= 0;
- #1;
- while(count < data_len)
- begin
- while(~tx_ll_dst_rdy2)
- @(posedge clk);
- @(posedge clk);
- tx_ll_data2 = tx_ll_data2 + 1;
- count = count + 1;
- tx_ll_sof2 <= 0;
- end
- tx_ll_eof2 <= 1;
- while(~tx_ll_dst_rdy2)
- @(posedge clk);
- @(posedge clk);
- tx_ll_src_rdy2 <= 0;
- end
-endtask // SendPacket_to_ll8
-
-
-task SendPacketFromFile;
- input clk;
- input [31:0] data_len;
- output [7:0] tx_data;
- output tx_valid;
- output tx_error;
- input tx_ack;
- reg [15:0] count;
- begin
- $display("Sending Packet From File Len=%d, %d",data_len,$time);
- $readmemh("test_packet.mem",pkt_rom );
- count = 0;
- tx_data = pkt_rom[count];
- tx_error = 0;
- tx_valid = 1;
- while(~tx_ack)
- @(posedge clk);
- $display("Packet Accepted, %d",$time);
- count = 1;
- while(count < data_len)
- begin
- tx_data = pkt_rom[count];
- count = count + 1;
- @(posedge clk);
- end
- tx_valid <= 0;
- @(posedge clk);
- end
-endtask // SendPacketFromFile
-
-task Waiter;
- input [31:0] wait_length;
- begin
- tx_ll_src_rdy2 <= 0;
- repeat(wait_length)
- @(posedge clk);
- tx_ll_src_rdy2 <= 1;
- end
-endtask // Waiter
-
-task SendPacketFromFile_ll8;
- input [31:0] data_len;
- input [31:0] wait_length;
- input [31:0] wait_time;
-
- integer count;
- begin
- $display("Sending Packet From File to LL8 Len=%d, %d",data_len,$time);
- $readmemh("test_packet.mem",pkt_rom );
-
- while(~tx_ll_dst_rdy2)
- @(posedge clk);
- tx_ll_data2 <= pkt_rom[0];
- tx_ll_src_rdy2 <= 1;
- tx_ll_sof2 <= 1;
- tx_ll_eof2 <= 0;
- @(posedge clk);
-
- for(i=1;i<data_len-1;i=i+1)
- begin
- while(~tx_ll_dst_rdy2)
- @(posedge clk);
- tx_ll_data2 <= pkt_rom[i];
- tx_ll_sof2 <= 0;
- @(posedge clk);
- if(i==wait_time)
- Waiter(wait_length);
- end
-
- while(~tx_ll_dst_rdy2)
- @(posedge clk);
- tx_ll_eof2 <= 1;
- tx_ll_data2 <= pkt_rom[data_len-1];
- @(posedge clk);
- tx_ll_src_rdy2 <= 0;
- end
-endtask // SendPacketFromFile_ll8