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fpga: updating b200 and x300 FPGA source code for latest images

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Original-commit: 00711ba213dde8aa0a099d2b18d3da0a33e6af79
This commit is contained in:
Ben Hilburn
2014-05-14 11:42:19 -07:00
parent 8f1cfd55b1
commit 5a525c84f5
71 changed files with 117080 additions and 4101 deletions
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lib/io_port2/Makefile.srcs
+1
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@@ -16,4 +16,5 @@ IOPORT2_SRCS = $(abspath $(addprefix $(BASE_DIR)/../lib/io_port2/, \
./pcie_basic_regs.v \
./pcie_dma_ctrl.v \
./data_swapper_64.v \
./pcie_lossy_samp_gate.v \
))
lib/io_port2/pcie_basic_regs.v
+6 -3
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@@ -3,7 +3,10 @@
//
module pcie_basic_regs (
module pcie_basic_regs #(
parameter SIGNATURE = 32'h0,
parameter CLK_FREQ = 32'h0
) (
input clk,
input reset,
@@ -16,8 +19,8 @@ module pcie_basic_regs (
input [31:0] misc_status
);
localparam PCIE_FPGA_SIG_VAL = 32'h58333030; //X300 (ASCII)
localparam PCIE_FPGA_COUNTER_FREQ = 32'h0A6E49C0; //175MHz
localparam PCIE_FPGA_SIG_VAL = SIGNATURE;
localparam PCIE_FPGA_COUNTER_FREQ = CLK_FREQ;
localparam PCIE_REG_ADDR_MASK = 20'h001FF;
lib/io_port2/pcie_dma_ctrl.v
+10 -7
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@@ -35,12 +35,14 @@ module pcie_dma_ctrl #(
output rego_tvalid,
input rego_tready,
output reg [NUM_STREAMS-1:0] set_enabled,
output reg [NUM_STREAMS-1:0] set_clear,
output [(NUM_STREAMS*FRAME_SIZE_W)-1:0] set_frame_size,
output [(NUM_STREAMS*3)-1:0] swap_lanes,
input [NUM_STREAMS-1:0] packet_stb,
input [NUM_STREAMS-1:0] sample_stb,
input [NUM_STREAMS-1:0] stream_busy,
input [NUM_STREAMS-1:0] stream_err,
input [ROUTER_SID_W-1:0] rtr_sid,
@@ -48,7 +50,7 @@ module pcie_dma_ctrl #(
);
localparam DMA_REG_GRP_W = 4;
localparam DMA_CTRL_STATUS_REG = 4'h0; //[RW] R: Stream Error, W: Reset stream
localparam DMA_CTRL_STATUS_REG = 4'h0; //[RW] R: Stream Status, W: Stream Control
localparam DMA_FSIZE_REG = 4'h4; //[RW] R: Frame Size, W: Frame Size
localparam DMA_SAMP_CNT_REG = 4'h8; //[RW] R: Sample Count, W: Reset Count to 0
localparam DMA_PKT_CNT_REG = 4'hC; //[RW] R: Packet Count, W: Reset Count to 0
@@ -92,14 +94,15 @@ module pcie_dma_ctrl #(
if (reset) begin
frame_size_mem[i] <= DEFAULT_FSIZE;
set_clear[i] <= 0;
set_enabled[i] <= 0;
sw_buf_width_mem[i] <= 1;
end else if (regi_tready & regi_tvalid & regi_wr) begin
if (regi_addr == `GET_REG_OFFSET(DMA_CTRL_STATUS_REG, i)) begin
set_clear[i] <= regi_payload[0]; //DMA_CTRL_STATUS_REG[0] == Clear DMA queues
set_clear[i] <= regi_payload[0]; //DMA_CTRL_STATUS_REG[0] == Clear DMA queues
set_enabled[i] <= regi_payload[1]; //DMA_CTRL_STATUS_REG[1] == Enable DMA channel
sw_buf_width_mem[i] <= regi_payload[4]; //DMA_CTRL_STATUS_REG[5:4] == SW Buffer Size (See note above)
end else if (regi_addr == `GET_REG_OFFSET(DMA_FSIZE_REG, i)) begin
frame_size_mem[i] <= regi_payload[FRAME_SIZE_W-1:0]; //DMA_FSIZE_REG[14:0] == DMA Frame size
set_clear[i] <= 1;
end
end else begin
set_clear[i] <= 0; //set_clear should be "self-clearing"
@@ -123,7 +126,7 @@ module pcie_dma_ctrl #(
samp_count_mem[i] <= samp_count_mem[i] + 1;
end
end
end
end
endgenerate
//Readback
@@ -131,14 +134,14 @@ module pcie_dma_ctrl #(
(regi_addr[DMA_REG_GRP_W-1:0] == DMA_PKT_CNT_REG) ? pkt_count_mem[`EXTRACT_CHAN_NUM(regi_addr)] : (
(regi_addr[DMA_REG_GRP_W-1:0] == DMA_SAMP_CNT_REG) ? samp_count_mem[`EXTRACT_CHAN_NUM(regi_addr)] : (
(regi_addr[DMA_REG_GRP_W-1:0] == DMA_FSIZE_REG) ? frame_size_mem[`EXTRACT_CHAN_NUM(regi_addr)] : (
(regi_addr[DMA_REG_GRP_W-1:0] == DMA_CTRL_STATUS_REG) ? {31'h0, stream_err[`EXTRACT_CHAN_NUM(regi_addr)]} : (
(regi_addr[DMA_REG_GRP_W-1:0] == DMA_CTRL_STATUS_REG) ? {30'h0, stream_busy[`EXTRACT_CHAN_NUM(regi_addr)], stream_err[`EXTRACT_CHAN_NUM(regi_addr)]} : (
32'hFFFFFFFF))));
assign rego_tvalid = regi_tvalid && regi_rd;
assign regi_tready = rego_tready || (regi_tvalid && regi_wr);
//Optional router
if (ENABLE_ROUTER == 1) begin
generate if (ENABLE_ROUTER == 1) begin
pcie_pkt_route_specifier #(
.BASE_ADDR((1<<ROUTER_SID_W) + REG_BASE_ADDR), .ADDR_MASK(20'hFFFFF^((1<<ROUTER_SID_W)-1)),
.SID_WIDTH(ROUTER_SID_W), .DST_WIDTH(ROUTER_DST_W)
@@ -147,7 +150,7 @@ module pcie_dma_ctrl #(
.regi_tdata(regi_tdata), .regi_tvalid(regi_tvalid), .regi_tready(),
.local_sid(rtr_sid), .fifo_dst(rtr_dst)
);
end
end endgenerate
endmodule
lib/io_port2/pcie_lossy_samp_gate.v
+26
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@@ -0,0 +1,26 @@
//
// Copyright 2013 Ettus Research LLC
//
module pcie_lossy_samp_gate
(
input [63:0] i_tdata,
input i_tvalid,
output i_tready,
output [63:0] o_tdata,
output o_tvalid,
input o_tready,
input drop,
output dropping
);
assign o_tdata = i_tdata;
assign o_tvalid = i_tvalid & ~drop;
assign i_tready = o_tready | drop;
assign dropping = drop & i_tvalid;
endmodule // pcie_lossy_samp_gate