third-party/OpenExSys_NoC
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[func] add sam support for sliced llc and scu

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This commit is contained in:
Zexin Fu
2023-12-01 17:08:38 +01:00
parent b47e435786
commit d56d0ca6a9
3 changed files with 119 additions and 25 deletions
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25
rtl/hn_router_sam.sv
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@@ -1,7 +1,8 @@
module hn_router_sam
import rvh_noc_pkg::*;
#(
parameter type flit_payload_t = logic[256-1:0]
parameter type flit_payload_t = logic[256-1:0],
parameter int sliced_llc = 0
// parameter VC_NUM_IDX_W = 1
)
(
@@ -22,18 +23,32 @@ assign flit_dec_o.qos_value = flit_i.qos_value;
always_comb begin
flit_o = flit_i;
flit_o.tgt_id.x_position = flit_i.id.cid ? (flit_i.id.cid + 1) % NODE_NUM_X_DIMESION : '0;
flit_o.tgt_id.y_position = flit_i.id.cid ? (flit_i.id.cid + 1) / NODE_NUM_X_DIMESION : '0;
if(sliced_llc) begin
flit_o.tgt_id.x_position = flit_i.id.cid % NODE_NUM_X_DIMESION;
flit_o.tgt_id.y_position = flit_i.id.cid / NODE_NUM_Y_DIMESION;
end else begin // when the hn is at (1,0)
flit_o.tgt_id.x_position = flit_i.id.cid ? (flit_i.id.cid + 1) % NODE_NUM_X_DIMESION : '0;
flit_o.tgt_id.y_position = flit_i.id.cid ? (flit_i.id.cid + 1) / NODE_NUM_Y_DIMESION : '0;
end
flit_o.tgt_id.device_port = 0;
flit_o.tgt_id.device_id = 0;
flit_o.src_id.x_position = node_id_x_i;
flit_o.src_id.y_position = node_id_y_i;
flit_o.src_id.device_port = 0;
flit_o.src_id.device_id = 0;
flit_o.id.sid = node_id_y_i * NODE_NUM_Y_DIMESION + node_id_x_i;
end
assign flit_dec_o.tgt_id.x_position = flit_i.id.cid ? (flit_i.id.cid + 1) % NODE_NUM_X_DIMESION : '0;
assign flit_dec_o.tgt_id.y_position = flit_i.id.cid ? (flit_i.id.cid + 1) / NODE_NUM_X_DIMESION : '0;
generate
if(sliced_llc) begin: gen_sliced_llc
assign flit_dec_o.tgt_id.x_position = flit_i.id.cid % NODE_NUM_X_DIMESION;
assign flit_dec_o.tgt_id.y_position = flit_i.id.cid / NODE_NUM_Y_DIMESION;
end else begin: gen_whole_llc // when the hn is at (1,0)
assign flit_dec_o.tgt_id.x_position = flit_i.id.cid ? (flit_i.id.cid + 1) % NODE_NUM_X_DIMESION : '0;
assign flit_dec_o.tgt_id.y_position = flit_i.id.cid ? (flit_i.id.cid + 1) / NODE_NUM_Y_DIMESION : '0;
end
endgenerate
assign flit_dec_o.tgt_id.device_port = 0;
assign flit_dec_o.tgt_id.device_id = 0;
assign flit_dec_o.src_id.x_position = node_id_x_i;