bkiedinger/pcie_data_recorder
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

comments

Browse Source
This commit is contained in:
bkiedinger
2026-06-24 06:36:30 -05:00
parent 8e7a8bbc7d
commit 6737357dfb
1 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files
project_1.srcs/sources_1/hdl/top.sv
+8 -8
View File
@@ -76,6 +76,7 @@ data_gen_if (
.resetn(axi_pcie_resetn) .resetn(axi_pcie_resetn)
); );
// If you increase NUM_DMA you will also need to create additional AXI interfaces into the BD
parameter NUM_DMA = 4; parameter NUM_DMA = 4;
axi4l_intf # ( axi4l_intf # (
@@ -411,6 +412,8 @@ data_gen
.data_out(pcie_dma_axis) .data_out(pcie_dma_axis)
); );
// The CPU Side driver reads this list to determine how many devices to make
// Must expand this list to add more DMA channels
axi_descriptor axi_descriptor
# ( # (
.DESCRIPTOR_WIDTH(128), .DESCRIPTOR_WIDTH(128),
@@ -418,14 +421,11 @@ axi_descriptor
) axi_descriptor_i ) axi_descriptor_i
( (
.axi(descriptors_if), .axi(descriptors_if),
// .descriptor_list('{{64'b0, 32'h00000000, 32'h10000}, .descriptor_list('{{64'b0, 32'h00000000, 32'h10000}, // AXI Registers
// {64'b0, 32'h01000000, 32'h20000}, {64'b0, 32'h00100000, 32'h20000}, // DMA 0
// {64'b0, 32'h01010000, 32'h20000}}) {64'b0, 32'h00110000, 32'h20000}, // DMA 1
.descriptor_list('{{64'b0, 32'h00000000, 32'h10000}, {64'b0, 32'h00120000, 32'h20000}, // DMA 2
{64'b0, 32'h00100000, 32'h20000}, {64'b0, 32'h00130000, 32'h20000} // DMA 3
{64'b0, 32'h00110000, 32'h20000},
{64'b0, 32'h00120000, 32'h20000},
{64'b0, 32'h00130000, 32'h20000}
}) })
); );