URL
https://opencores.org/ocsvn/ahb_arbiter/ahb_arbiter/trunk
Subversion Repositories ahb_arbiter
Compare Revisions
- This comparison shows the changes necessary to convert path
/
- from Rev 1 to Rev 2
- ↔ Reverse comparison
Rev 1 → Rev 2
/trunk/bench/bench_generic_ahb_arbiter.v
0,0 → 1,296
//****************************************************************************************************** |
// Copyright (c) 2007 TooMuch Semiconductor Solutions Pvt Ltd. |
//File name : bench_generic_ahb_arbiter.v |
//Designer :Ankur Rawat |
//Date : 20 Sep, 2007 |
//Test Bench description : Test bench for the Generic AMB AHBA complain Arbiter:- . |
//Revision : 1.0 |
//****************************************************************************************************** |
module bench_generic_arbiter_full(); |
reg [2:0]k1; |
|
integer i1; |
integer i2; |
integer i; |
|
parameter size=9; |
parameter size_out=4; |
|
|
reg [8*size-1:0]data_in; |
reg [8*size-1:0]addr_in; |
reg [3*size-1:0]hburst; |
reg [2*size-1:0]htrans; |
reg clock; |
reg reset; |
reg hready; |
reg [size-1:0]busreq; |
reg [size-1:0]hlock_main; |
|
wire [2:0]hburst_out; |
wire [1:0]htrans_out; |
wire hmaster_lock; |
wire [size_out-1:0]hgrant; |
wire [size_out-1:0]hmaster; |
wire [7:0]data_out; |
wire [7:0]addr_out; |
|
always |
begin |
#5 clock=~clock; |
end |
|
|
initial |
begin |
#2000 $finish; |
end |
|
|
always@(posedge clock) |
begin |
|
|
#10 $display("data_out = %d addr_out = %d ",data_out,addr_out); |
|
end |
|
|
initial |
begin |
data_in[7:0]=8'b0000_0001; |
data_in[15:8]=8'b0000_0010; |
data_in[23:16]=8'b0000_0011; |
data_in[31:24]=8'b0000_0100; |
data_in[39:32]=8'b0000_0101; |
data_in[47:40]=8'b0000_0110; |
data_in[55:48]=8'b0000_0111; |
data_in[63:56]=8'b0000_1000; |
data_in[71:64]=8'b0000_1001; |
addr_in[7:0]=8'b0000_0001; |
addr_in[15:8]=8'b0000_0010; |
addr_in[23:16]=8'b0000_0011; |
addr_in[31:24]=8'b0000_0100; |
addr_in[39:32]=8'b0000_0101; |
addr_in[47:40]=8'b0000_0110; |
addr_in[55:48]=8'b0000_0111; |
addr_in[63:56]=8'b0000_1000; |
addr_in[71:64]=8'b0000_1001; |
reset=0; |
busreq=0; |
hburst=0; |
htrans=0; |
hready=1; |
clock=0; |
#25 reset=1; |
#1 busreq[0]=0; |
hlock_main=9'b0_0000_0000; |
|
fork |
wrap_8_m0; |
wrap_16_m1; |
join |
|
#10 wrap_4_m0; |
$display("time1 ******************"); |
|
#10 wrap_16_m0; |
$display("time2 ************************ %5d" ,$time); |
|
|
#10 wrap_16_m1; |
$display("time3 ************************ %5d" ,$time); |
|
#10 wrap_8_m1; |
$display("time4 ************************ %5d" ,$time); |
|
|
#10 wrap_8_m2; |
$display("time5 ************************ %5d" ,$time); |
|
#10 wrap_8_m3; |
$display("time6 ************************ %5d" ,$time); |
|
#10 wrap_8_m4; |
$display("time7 ************************ %5d" ,$time); |
end |
|
|
|
task wrap_8_m4; |
begin |
$display("wrap_8_m4"); |
#50 htrans=0; |
htrans[7:6]=2'b00;hburst[11:9]=3'b100;hlock_main[3]=1;busreq[3]=1'b1;data_in[39:32]=data_in[39:32]+2'b11; |
wait(hgrant==4'b0011); |
|
for(i=0;i<=4;i=i+1) |
begin |
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b100;hlock_main[3]=0;busreq[3]=1'b1;data_in[39:32]=data_in[39:32]+1; |
end |
|
|
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b000;hlock_main[3]=0;busreq[3]=1'b0;data_in[39:32]=data_in[39:32]+1; |
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b000;hlock_main[3]=0;busreq[3]=1'b0;data_in[39:32]=data_in[39:32]+1; |
|
end |
endtask |
|
|
|
task wrap_8_m3; |
begin |
htrans=0; |
$display("wrap_8_m4"); |
htrans[7:6]=2'b00;hburst[11:9]=3'b100;hlock_main[3]=1;busreq[3]=1'b1;data_in[31:24]=data_in[31:24]+2'b11; |
|
wait(hgrant==4'b0011); |
|
for(i=0;i<=4;i=i+1) |
begin |
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b100;hlock_main[3]=0;busreq[3]=1'b1;data_in[31:24]=data_in[31:24]+1; |
|
|
end |
|
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b000;hlock_main[3]=0;busreq[3]=1'b0;data_in[31:24]=data_in[31:24]+1; |
#10 htrans[7:6]=2'b01;hburst[11:9]=3'b000;hlock_main[3]=0;busreq[3]=1'b0;data_in[31:24]=data_in[31:24]+1; |
|
end |
endtask |
|
|
task wrap_8_m2; |
begin |
htrans=0; |
htrans[5:4]=2'b00;hburst[8:6]=3'b100;hlock_main[2]=1;busreq[2]=1'b1;data_in[23:16]=data_in[23:16]+2'b11; |
|
wait(hgrant==4'b0010); |
|
for(i=0;i<=4;i=i+1) |
begin |
#10 htrans[5:4]=2'b01;hburst[8:6]=3'b100;hlock_main[2]=0;busreq[2]=1'b1;data_in[23:16]=data_in[23:16]+1; |
|
|
end |
#10 htrans[5:4]=2'b01;hburst[8:6]=3'b000;hlock_main[2]=0;busreq[2]=1'b0;data_in[23:16]=data_in[23:16]+1; |
#10 htrans[5:4]=2'b01;hburst[8:6]=3'b000;hlock_main[2]=0;busreq[2]=1'b0;data_in[23:16]=data_in[23:16]+1; |
end |
endtask |
|
|
task wrap_8_m0; |
begin |
htrans=0; |
htrans[1:0]=2'b00;hburst[2:0]=3'b100;hlock_main[0]=1;busreq[0]=1'b1;data_in=data_in;addr_in=addr_in+2'b11; |
|
wait(hgrant==4'b0000); |
|
for(i=0;i<=4;i=i+1) |
begin |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b100;hlock_main[0]=0;busreq[0]=1'b1;data_in=data_in+1'b1 ;addr_in=addr_in+2'b01; |
|
|
end |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1;addr_in=addr_in+2'b01; |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1;addr_in=addr_in+2'b01; |
|
|
end |
endtask |
|
task wrap_4_m0; |
begin |
htrans=0; |
$display("wrap_4_mo"); |
htrans[1:0]=2'b00;hburst[2:0]=3'b010;hlock_main[0]=1;busreq[0]=1'b1;data_in=data_in+2'b11; |
wait(hgrant==4'b0000); |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1; |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1; |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1; |
end |
endtask |
|
task wrap_16_m0; |
begin |
htrans=0; |
$display("wrap_16_mo"); |
htrans[2:0]=2'b00;hburst[2:0]=3'b111;hlock_main[0]=1;busreq[0]=1'b1;data_in=data_in+2'b11; |
|
wait(hgrant==4'b0000); |
for(i=0;i<13;i=i+1) |
begin |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b111;hlock_main[0]=1;busreq[0]=1'b0;data_in=data_in+1; |
end |
|
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1; |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[0]=0;busreq[0]=1'b0;data_in=data_in+1; |
end |
endtask |
|
task wrap_16_m1; |
begin |
htrans=0; |
$display("wrap_16_m1"); |
busreq[1]=1'b1;htrans[3:2]=2'b00;hburst[5:3]=3'b111;hlock_main[1]=1;data_in[15:8]=data_in[15:8]+2'b11;addr_in[15:8]=addr_in[15:8]+2'b11; |
|
wait(hgrant==4'b0001); |
#10 busreq[1]=1'b1;htrans[3:2]=2'b01;hburst[5:3]=3'b111;hlock_main[1]=1;data_in[15:8]=data_in[15:8]+1;addr_in[15:8]=addr_in[15:8]+1'b1 ; |
for(i=0;i<12;i=i+1) |
begin |
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8]+1;addr_in[15:8]=addr_in[15:8]+1'b1 ; |
end |
|
#10 busreq[1]=1'b0;htrans[3:2]=2'b11;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8];addr_in[15:8]=addr_in[15:8]; |
#10 busreq[1]=1'b0;htrans[3:2]=2'b11;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8];addr_in[15:8]=addr_in[15:8]; |
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8]+1;addr_in[15:8]=addr_in[15:8]+1'b1 ; |
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8]+1;addr_in[15:8]=addr_in[15:8]+1'b1 ; |
|
|
|
|
end |
|
endtask |
|
task wrap_8_m1; |
begin |
htrans=0; |
$display("wrap_16_m1"); |
|
busreq[1]=1'b1;htrans[3:2]=2'b00;hburst[5:3]=3'b100;hlock_main[1]=1;data_in[15:8]=data_in[15:8]+2'b11; |
wait(hgrant==4'b0001); |
for(i=0;i<4;i=i+1) |
begin |
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b100;hlock_main[1]=1;data_in[15:8]=data_in[15:8]+1; |
end |
|
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8]+1; |
#10 busreq[1]=1'b0;htrans[3:2]=2'b01;hburst[5:3]=3'b000;hlock_main[1]=0;data_in[15:8]=data_in[15:8]+1; |
end |
|
endtask |
|
|
|
task wrap_4_m1; |
begin |
htrans=0; |
$display("wrap_4_m1"); |
htrans[1:0]=2'b00;hburst[2:0]=3'b100;hlock_main[1]=1;busreq[1]=1'b1;data_in[15:8]=data_in[15:8]+2'b11; |
wait(hgrant ==4'b0000); |
for(i=0;i<=1;i=i+1) |
begin |
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b010;hlock_main[1]=1;busreq[1]=1'b1;data_in[15:8]=data_in[15:8]+1; |
end |
|
#10 htrans[1:0]=2'b01;hburst[2:0]=3'b000;hlock_main[1]=0;busreq[1]=1'b0;data_in[15:8]=data_in[15:8]+1; |
|
end |
endtask |
|
|
|
generic_arbiter_full g1(.busreq(busreq),.hlock(hlock_main),.hclk(clock),.hreset(reset),.hmaster_lock(hmaster_lock),.hgrant(hgrant),.hready(hready),.hwdata(data_in),.data_out(data_out),.haddr(addr_in),.addr_out(addr_out),.htrans(htrans),.hburst(hburst),.htrans_out(htrans_out),.hburst_out(hburst_out),.hmaster(hmaster) ); |
|
endmodule |
/trunk/bench/generic_ahb_arbiter.doc
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
trunk/bench/generic_ahb_arbiter.doc
Property changes :
Added: svn:mime-type
## -0,0 +1 ##
+application/octet-stream
\ No newline at end of property
Index: trunk/bench/generic_ahb_arbiter.pdf
===================================================================
Cannot display: file marked as a binary type.
svn:mime-type = application/octet-stream
Index: trunk/bench/generic_ahb_arbiter.pdf
===================================================================
--- trunk/bench/generic_ahb_arbiter.pdf (nonexistent)
+++ trunk/bench/generic_ahb_arbiter.pdf (revision 2)
trunk/bench/generic_ahb_arbiter.pdf
Property changes :
Added: svn:mime-type
## -0,0 +1 ##
+application/octet-stream
\ No newline at end of property
Index: trunk/bench/generic_ahb_arbiter.sxw
===================================================================
--- trunk/bench/generic_ahb_arbiter.sxw (nonexistent)
+++ trunk/bench/generic_ahb_arbiter.sxw (revision 2)
@@ -0,0 +1,4680 @@
+PK ve4719 mimetypeapplication/vnd.sun.xml.writerPK ve475k - Pictures/100000000000048000000335A1796896.jpg JFIF H H Created with The GIMP C
+
+ $.' ",#(7),01444'9=82<.342 C
+
+2!!22222222222222222222222222222222222222222222222222 5" e
+
+ !U"1QS236ARar$4Tqst#57BCuℤ%b&cHdDFVv