diff options
Diffstat (limited to 'host/utils/rfnoc/templates/modules/stream_endpoints.v.mako')
| -rw-r--r-- | host/utils/rfnoc/templates/modules/stream_endpoints.v.mako | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/host/utils/rfnoc/templates/modules/stream_endpoints.v.mako b/host/utils/rfnoc/templates/modules/stream_endpoints.v.mako new file mode 100644 index 000000000..f8ecccb77 --- /dev/null +++ b/host/utils/rfnoc/templates/modules/stream_endpoints.v.mako @@ -0,0 +1,92 @@ +<%page args="seps"/>\ +<% + import math + import re + import six + + axis_inputs = {} + axis_outputs = {} + for i, sep in enumerate(seps): + inputs = "" + outputs = "" + for data_i in range(0,seps[sep]["num_data_i"]): + inputs = "s_{0}_in%d_{1}, " % (data_i) + inputs + axis_inputs[sep] = inputs[:-2] + for data_o in range(0,seps[sep]["num_data_o"]): + outputs = "m_{0}_out%d_{1}, " % (data_o) + outputs + axis_outputs[sep] = outputs[:-2] +%>\ +\ +%for i, sep in enumerate(seps): +<% +# If buff_size == 0, then we assume that we will never transmit through this SEP +buff_size = seps[sep]["buff_size"] +if buff_size > 0: + buff_size = int(math.ceil(math.log(buff_size, 2))) + # FIXME MTU assumed to be 10 here -- forcing to at least accommodate 2 pkts + buff_size = max(buff_size, 10+1) +else: + buff_size = 5 +%>\ + wire [CHDR_W-1:0] ${axis_outputs[sep].format(sep,"tdata")}; + wire ${axis_outputs[sep].format(sep,"tlast")}; + wire ${axis_outputs[sep].format(sep,"tvalid")}; + wire ${axis_outputs[sep].format(sep,"tready")}; + wire [CHDR_W-1:0] ${axis_inputs[sep].format(sep,"tdata")}; + wire ${axis_inputs[sep].format(sep,"tlast")}; + wire ${axis_inputs[sep].format(sep,"tvalid")}; + wire ${axis_inputs[sep].format(sep,"tready")}; + wire [31:0] m_${sep}_ctrl_tdata , s_${sep}_ctrl_tdata ; + wire m_${sep}_ctrl_tlast , s_${sep}_ctrl_tlast ; + wire m_${sep}_ctrl_tvalid, s_${sep}_ctrl_tvalid; + wire m_${sep}_ctrl_tready, s_${sep}_ctrl_tready; + + chdr_stream_endpoint #( + .PROTOVER (PROTOVER), + .CHDR_W (CHDR_W), + .AXIS_CTRL_EN (${int(seps[sep]["ctrl"])}), + .AXIS_DATA_EN (${int(seps[sep]["data"])}), + .NUM_DATA_I (${int(seps[sep]["num_data_i"])}), + .NUM_DATA_O (${int(seps[sep]["num_data_o"])}), + .INST_NUM (${i}), + .CTRL_XBAR_PORT (${i+1}), + .INGRESS_BUFF_SIZE (${buff_size}), + .MTU (MTU), + .REPORT_STRM_ERRS (1) + ) ${sep}_i ( + .rfnoc_chdr_clk (rfnoc_chdr_clk ), + .rfnoc_chdr_rst (rfnoc_chdr_rst ), + .rfnoc_ctrl_clk (rfnoc_ctrl_clk ), + .rfnoc_ctrl_rst (rfnoc_ctrl_rst ), + .device_id (device_id ), + .s_axis_chdr_tdata (xb_to_${sep}_tdata ), + .s_axis_chdr_tlast (xb_to_${sep}_tlast ), + .s_axis_chdr_tvalid (xb_to_${sep}_tvalid ), + .s_axis_chdr_tready (xb_to_${sep}_tready ), + .m_axis_chdr_tdata (${sep}_to_xb_tdata ), + .m_axis_chdr_tlast (${sep}_to_xb_tlast ), + .m_axis_chdr_tvalid (${sep}_to_xb_tvalid ), + .m_axis_chdr_tready (${sep}_to_xb_tready ), + .s_axis_data_tdata ({${axis_inputs[sep].format(sep,"tdata")}}), + .s_axis_data_tlast ({${axis_inputs[sep].format(sep,"tlast")}}), + .s_axis_data_tvalid ({${axis_inputs[sep].format(sep,"tvalid")}}), + .s_axis_data_tready ({${axis_inputs[sep].format(sep,"tready")}}), + .m_axis_data_tdata ({${axis_outputs[sep].format(sep,"tdata")}}), + .m_axis_data_tlast ({${axis_outputs[sep].format(sep,"tlast")}}), + .m_axis_data_tvalid ({${axis_outputs[sep].format(sep,"tvalid")}}), + .m_axis_data_tready ({${axis_outputs[sep].format(sep,"tready")}}), + .s_axis_ctrl_tdata (s_${sep}_ctrl_tdata ), + .s_axis_ctrl_tlast (s_${sep}_ctrl_tlast ), + .s_axis_ctrl_tvalid (s_${sep}_ctrl_tvalid), + .s_axis_ctrl_tready (s_${sep}_ctrl_tready), + .m_axis_ctrl_tdata (m_${sep}_ctrl_tdata ), + .m_axis_ctrl_tlast (m_${sep}_ctrl_tlast ), + .m_axis_ctrl_tvalid (m_${sep}_ctrl_tvalid), + .m_axis_ctrl_tready (m_${sep}_ctrl_tready), + .strm_seq_err_stb ( ), + .strm_data_err_stb ( ), + .strm_route_err_stb ( ), + .signal_data_err (1'b0 ) + ); + +%endfor |