| Line 28... |
Line 28... |
** stage1: lk-route,sw/VC allocation
|
** stage1: lk-route,sw/VC allocation
|
** stage2: switch-traversal
|
** stage2: switch-traversal
|
**************************************************************/
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**************************************************************/
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|
|
module router_two_stage
|
module router_two_stage #(
|
import pronoc_pkg::*;
|
parameter NOC_ID=0,
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|
parameter P=5
|
# (
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|
parameter P = 6 // router port num
|
|
)(
|
)(
|
current_r_id,
|
current_r_id,
|
current_r_addr,// connected to constant parameter
|
current_r_addr,// connected to constant parameter
|
|
|
chan_in,
|
chan_in,
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| Line 56... |
Line 54... |
clk,
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clk,
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reset
|
reset
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|
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);
|
);
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|
|
|
`NOC_CONF
|
|
|
|
|
// The current/neighbor routers addresses/port. These values are fixed in each router and they are supposed to be given as parameter.
|
// The current/neighbor routers addresses/port. These values are fixed in each router and they are supposed to be given as parameter.
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// However, in order to give an identical RTL code to each router, they are given as input ports. The identical RTL code reduces the
|
// However, in order to give an identical RTL code to each router, they are given as input ports. The identical RTL code reduces the
|
// compilation time. Note that they wont be implemented as input ports in the final synthesized code.
|
// compilation time. Note that they wont be implemented as input ports in the final synthesized code.
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| Line 179... |
Line 178... |
|
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if(CAST_TYPE == "UNICAST") begin : uni
|
if(CAST_TYPE == "UNICAST") begin : uni
|
assign chan_in_tmp[i] = chan_in[i];
|
assign chan_in_tmp[i] = chan_in[i];
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end else begin : multi
|
end else begin : multi
|
multicast_chan_in_process #(
|
multicast_chan_in_process #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.SW_LOC (i)
|
.SW_LOC (i)
|
) multicast_process (
|
) multicast_process (
|
.endp_port (ctrl_in[i].endp_port),
|
.endp_port (ctrl_in[i].endp_port),
|
.current_r_addr (current_r_addr ),
|
.current_r_addr (current_r_addr ),
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| Line 238... |
Line 238... |
|
|
for (j=0;j
|
for (j=0;j
|
|
|
//credit_release. Only activated for local ports as credit_release_en never be asserted in router to router connection.
|
//credit_release. Only activated for local ports as credit_release_en never be asserted in router to router connection.
|
credit_release_gen #(
|
credit_release_gen #(
|
|
.NOC_ID(NOC_ID),
|
.CREDIT_NUM (LB)
|
.CREDIT_NUM (LB)
|
) credit_release_gen (
|
) credit_release_gen (
|
.clk (clk ),
|
.clk (clk ),
|
.reset (reset ),
|
.reset (reset ),
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.en (ctrl_in[i].credit_release_en[j] ),
|
.en (ctrl_in[i].credit_release_en[j] ),
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| Line 264... |
Line 265... |
endgenerate
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endgenerate
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|
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|
|
|
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|
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inout_ports
|
inout_ports #(
|
#(
|
.NOC_ID(NOC_ID),
|
.P(P)
|
.P(P)
|
)
|
) the_inout_ports (
|
the_inout_ports
|
|
(
|
|
.current_r_addr(current_r_addr),
|
.current_r_addr(current_r_addr),
|
.neighbors_r_addr(neighbors_r_addr),
|
.neighbors_r_addr(neighbors_r_addr),
|
.flit_in_all(flit_in_all),
|
.flit_in_all(flit_in_all),
|
.flit_in_wr_all(flit_in_wr_all),
|
.flit_in_wr_all(flit_in_wr_all),
|
.credit_out_all(credit_out_all),
|
.credit_out_all(credit_out_all),
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| Line 320... |
Line 319... |
.vsa_credit_decreased_all(vsa_credit_decreased_all)
|
.vsa_credit_decreased_all(vsa_credit_decreased_all)
|
);
|
);
|
|
|
|
|
combined_vc_sw_alloc #(
|
combined_vc_sw_alloc #(
|
|
.NOC_ID(NOC_ID),
|
.P(P)
|
.P(P)
|
)
|
) vsa (
|
vsa
|
|
(
|
|
.dest_port_all(dest_port_all),
|
.dest_port_all(dest_port_all),
|
.masked_ovc_request_all(masked_ovc_request_all),
|
.masked_ovc_request_all(masked_ovc_request_all),
|
.granted_dst_is_from_a_single_flit_pck(granted_dst_is_from_a_single_flit_pck),
|
.granted_dst_is_from_a_single_flit_pck(granted_dst_is_from_a_single_flit_pck),
|
.ovc_allocated_all(ovc_allocated_all),
|
.ovc_allocated_all(ovc_allocated_all),
|
.granted_ovc_num_all(granted_ovc_num_all),
|
.granted_ovc_num_all(granted_ovc_num_all),
|
| Line 351... |
Line 349... |
|
|
pronoc_register #(.W(PP_1)) reg2 (.in(granted_dest_port_all ), .out(granted_dest_port_all_delayed), .reset(reset), .clk(clk));
|
pronoc_register #(.W(PP_1)) reg2 (.in(granted_dest_port_all ), .out(granted_dest_port_all_delayed), .reset(reset), .clk(clk));
|
|
|
|
|
crossbar #(
|
crossbar #(
|
|
.NOC_ID(NOC_ID),
|
.TOPOLOGY(TOPOLOGY),
|
.TOPOLOGY(TOPOLOGY),
|
.V (V), // vc_num_per_port
|
.V (V), // vc_num_per_port
|
.P (P), // router port num
|
.P (P), // router port num
|
.Fw (Fw),
|
.Fw (Fw),
|
.MUX_TYPE (MUX_TYPE),
|
.MUX_TYPE (MUX_TYPE),
|
.SSA_EN (SSA_EN),
|
.SSA_EN (SSA_EN),
|
.SELF_LOOP_EN(SELF_LOOP_EN)
|
.SELF_LOOP_EN(SELF_LOOP_EN)
|
|
|
)
|
)
|
the_crossbar
|
the_crossbar
|
(
|
(
|
.granted_dest_port_all (granted_dest_port_all_delayed),
|
.granted_dest_port_all (granted_dest_port_all_delayed),
|
.flit_in_all (iport_flit_out_all),
|
.flit_in_all (iport_flit_out_all),
|
.ssa_flit_wr_all (ssa_flit_wr_all),
|
.ssa_flit_wr_all (ssa_flit_wr_all),
|
.flit_out_all (crossbar_flit_out_all),
|
.flit_out_all (crossbar_flit_out_all),
|
.flit_out_wr_all (crossbar_flit_out_wr_all)
|
.flit_out_wr_all (crossbar_flit_out_wr_all)
|
|
|
);
|
);
|
|
|
//link reg
|
//link reg
|
generate
|
generate
|
//if( ADD_PIPREG_AFTER_CROSSBAR == 1 || SMART_EN == 1) begin :link_reg
|
//if( ADD_PIPREG_AFTER_CROSSBAR == 1 || SMART_EN == 1) begin :link_reg
|
| Line 423... |
Line 419... |
.oports_weight_all(oports_weight_all)
|
.oports_weight_all(oports_weight_all)
|
|
|
);
|
);
|
|
|
weights_update #(
|
weights_update #(
|
|
.NOC_ID(NOC_ID),
|
.ARBITER_TYPE(SWA_ARBITER_TYPE),
|
.ARBITER_TYPE(SWA_ARBITER_TYPE),
|
.V(V),
|
.V(V),
|
.P(P),
|
.P(P),
|
.Fw(Fw),
|
.Fw(Fw),
|
.WEIGHTw(WEIGHTw),
|
.WEIGHTw(WEIGHTw),
|
| Line 500... |
Line 497... |
generate
|
generate
|
for (i=0;i
|
for (i=0;i
|
|
|
|
|
always @(posedge clk) begin
|
always @(posedge clk) begin
|
if(reset)begin
|
if(`pronoc_reset)begin
|
t1[i]<=1'b0;
|
t1[i]<=1'b0;
|
t2[i]<=1'b0;
|
t2[i]<=1'b0;
|
end else begin
|
end else begin
|
if(flit_out_wr_all[i]>0 && t2[i]==0)begin
|
if(flit_out_wr_all[i]>0 && t2[i]==0)begin
|
$display("%t :Out router (id=%d, addr=%h, port=%d), flitout=%h",$time,current_r_id,current_r_addr,i,flit_out_all[(i+1)*Fw-1 : i*Fw]);
|
$display("%t :Out router (id=%d, addr=%h, port=%d), flitout=%h",$time,current_r_id,current_r_addr,i,flit_out_all[(i+1)*Fw-1 : i*Fw]);
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| Line 554... |
Line 551... |
//TRACE_DUMP_PER is defined in pronoc_def file
|
//TRACE_DUMP_PER is defined in pronoc_def file
|
|
|
|
|
`ifdef TRACE_DUMP_PER_NoC
|
`ifdef TRACE_DUMP_PER_NoC
|
pronoc_trace_dump #(
|
pronoc_trace_dump #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.TRACE_DUMP_PER("NOC"), //NOC, ROUTER, PORT
|
.TRACE_DUMP_PER("NOC"), //NOC, ROUTER, PORT
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
|
|
)dump1
|
)dump1
|
| Line 568... |
Line 566... |
.clk(clk)
|
.clk(clk)
|
);
|
);
|
`endif
|
`endif
|
`ifdef TRACE_DUMP_PER_ROUTER
|
`ifdef TRACE_DUMP_PER_ROUTER
|
pronoc_trace_dump #(
|
pronoc_trace_dump #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.TRACE_DUMP_PER("ROUTER"), //NOC, ROUTER, PORT
|
.TRACE_DUMP_PER("ROUTER"), //NOC, ROUTER, PORT
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
|
|
)dump2
|
)dump2
|
| Line 582... |
Line 581... |
.clk(clk)
|
.clk(clk)
|
);
|
);
|
`endif
|
`endif
|
`ifdef TRACE_DUMP_PER_PORT
|
`ifdef TRACE_DUMP_PER_PORT
|
pronoc_trace_dump #(
|
pronoc_trace_dump #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.TRACE_DUMP_PER("PORT"), //NOC, ROUTER, PORT
|
.TRACE_DUMP_PER("PORT"), //NOC, ROUTER, PORT
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
.CYCLE_REPORT(0) // 1 : enable, 0 : disable
|
|
|
)dump3
|
)dump3
|
| Line 608... |
Line 608... |
|
|
|
|
|
|
|
|
|
|
module credit_release_gen
|
module credit_release_gen #(
|
import pronoc_pkg::*;
|
parameter NOC_ID=0,
|
#(
|
|
parameter CREDIT_NUM=4
|
parameter CREDIT_NUM=4
|
)(
|
)
|
|
(
|
clk,
|
clk,
|
reset,
|
reset,
|
en,
|
en,
|
credit_out
|
credit_out
|
);
|
);
|
|
|
|
`NOC_CONF
|
|
|
input clk, reset;
|
input clk, reset;
|
input en;
|
input en;
|
output reg credit_out;
|
output reg credit_out;
|
|
|
localparam W=log2(CREDIT_NUM +1);
|
localparam W=log2(CREDIT_NUM +1);
|
| Line 653... |
Line 656... |
|
|
|
|
|
|
|
|
//synthesis translate_off
|
//synthesis translate_off
|
module pronoc_trace_dump
|
module pronoc_trace_dump #(
|
import pronoc_pkg::*;
|
parameter NOC_ID=0,
|
#(
|
|
parameter P = 6,
|
parameter P = 6,
|
parameter TRACE_DUMP_PER= "ROUTER", //NOC, ROUTER, PORT
|
parameter TRACE_DUMP_PER= "ROUTER", //NOC, ROUTER, PORT
|
parameter CYCLE_REPORT=0 // 1 : enable, 0 : disable
|
parameter CYCLE_REPORT=0 // 1 : enable, 0 : disable
|
|
)
|
)(
|
(
|
current_r_id,
|
current_r_id,
|
chan_in,
|
chan_in,
|
chan_out,
|
chan_out,
|
clk
|
clk
|
);
|
);
|
|
|
|
|
|
`NOC_CONF
|
|
|
input [31:0] current_r_id;
|
input [31:0] current_r_id;
|
input flit_chanel_t chan_in [P-1 : 0];
|
input flit_chanel_t chan_in [P-1 : 0];
|
input flit_chanel_t chan_out [P-1 : 0];
|
input flit_chanel_t chan_out [P-1 : 0];
|
input clk;
|
input clk;
|
|
|
pronoc_trace_dump_sub #(
|
pronoc_trace_dump_sub #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.TRACE_DUMP_PER(TRACE_DUMP_PER), //NOC, ROUTER, PORT
|
.TRACE_DUMP_PER(TRACE_DUMP_PER), //NOC, ROUTER, PORT
|
.DIRECTION("in"), // in,out
|
.DIRECTION("in"), // in,out
|
.CYCLE_REPORT(CYCLE_REPORT) // 1 : enable, 0 : disable
|
.CYCLE_REPORT(CYCLE_REPORT) // 1 : enable, 0 : disable
|
|
|
| Line 686... |
Line 692... |
.chan_in(chan_in),
|
.chan_in(chan_in),
|
.clk(clk)
|
.clk(clk)
|
);
|
);
|
|
|
pronoc_trace_dump_sub #(
|
pronoc_trace_dump_sub #(
|
|
.NOC_ID(NOC_ID),
|
.P(P),
|
.P(P),
|
.TRACE_DUMP_PER(TRACE_DUMP_PER), //NOC, ROUTER, PORT
|
.TRACE_DUMP_PER(TRACE_DUMP_PER), //NOC, ROUTER, PORT
|
.DIRECTION("out"), // in,out
|
.DIRECTION("out"), // in,out
|
.CYCLE_REPORT(CYCLE_REPORT) // 1 : enable, 0 : disable
|
.CYCLE_REPORT(CYCLE_REPORT) // 1 : enable, 0 : disable
|
|
|
| Line 699... |
Line 706... |
.chan_in(chan_out),
|
.chan_in(chan_out),
|
.clk(clk)
|
.clk(clk)
|
);
|
);
|
endmodule
|
endmodule
|
|
|
module pronoc_trace_dump_sub
|
module pronoc_trace_dump_sub #(
|
import pronoc_pkg::*;
|
parameter NOC_ID=0,
|
#(
|
|
parameter P = 6,
|
parameter P = 6,
|
parameter TRACE_DUMP_PER= "ROUTER", //NOC, ROUTER, PORT
|
parameter TRACE_DUMP_PER= "ROUTER", //NOC, ROUTER, PORT
|
parameter DIRECTION="in", // in,out
|
parameter DIRECTION="in", // in,out
|
parameter CYCLE_REPORT=0 // 1 : enable, 0 : disable
|
parameter CYCLE_REPORT=0 // 1 : enable, 0 : disable
|
|
|
)(
|
)(
|
current_r_id,
|
current_r_id,
|
chan_in,
|
chan_in,
|
clk
|
clk
|
);
|
);
|
|
|
|
|
|
|
|
`NOC_CONF
|
|
|
|
|
|
|
input [31:0] current_r_id;
|
input [31:0] current_r_id;
|
input flit_chanel_t chan_in [P-1 : 0];
|
input flit_chanel_t chan_in [P-1 : 0];
|
input clk;
|
input clk;
|
|
|
integer out;
|
integer out;
|
| Line 727... |
Line 738... |
for (p=0;p
|
for (p=0;p
|
initial begin
|
initial begin
|
/* verilator lint_off WIDTH */
|
/* verilator lint_off WIDTH */
|
if(TRACE_DUMP_PER == "PORT" ) fname[p] = $sformatf("trace_dump_R%0d_P%0d.out",current_r_id,p);
|
if(TRACE_DUMP_PER == "PORT" ) fname[p] = $sformatf("trace_dump_R%0d_P%0d.out",current_r_id,p);
|
if(TRACE_DUMP_PER == "ROUTER") fname[p] = $sformatf("trace_dump_R%0d.out",current_r_id);
|
if(TRACE_DUMP_PER == "ROUTER") fname[p] = $sformatf("trace_dump_R%0d.out",current_r_id);
|
if(TRACE_DUMP_PER == "NOC" ) fname[p] = $sformatf("trace_dump.out",current_r_id,p);
|
if(TRACE_DUMP_PER == "NOC" ) fname[p] = $sformatf("trace_dump.out");
|
/* verilator lint_on WIDTH */
|
/* verilator lint_on WIDTH */
|
out = $fopen(fname[p],"w");
|
out = $fopen(fname[p],"w");
|
$fclose(out);
|
$fclose(out);
|
end
|
end
|
|
|
