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Merge branch 'main' of https://github.com/davidharrishmc/riscv-wally into main

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This commit is contained in:
James Stine 2022-01-30 21:03:24 -06:00
commit d4ea8c6ac1
15 changed files with 64 additions and 59 deletions
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1
.gitignore vendored
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@ -51,4 +51,5 @@ fpga/generator/*.jou
examples/asm/sumtest/sumtest
examples/asm/example/example
examples/C/sum/sum
examples/C/fir/fir

3
.gitmodules vendored
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@ -20,3 +20,6 @@
[submodule "addins/sky130_osu_sc_t18"]
path = addins/sky130_osu_sc_t18
url = https://foss-eda-tools.googlesource.com/skywater-pdk/libs/sky130_osu_sc_t18
[submodule "addins/soc_flow"]
path = addins/soc_flow
url = https://github.com/stineje/soc_flow

1
addins/soc_flow Submodule

@ -0,0 +1 @@
Subproject commit ba0cbc1d90e0aec296aed42fa87b20b9a575b5cf

2
examples/C/fir/Makefile
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@ -5,7 +5,7 @@ $(TARGET).objdump: $(TARGET)
spike $(TARGET)
$(TARGET): $(TARGET).c Makefile
riscv64-unknown-elf-gcc -o $(TARGET) -g -O\
riscv64-unknown-elf-gcc -o $(TARGET) -g -O2\
-march=rv64gc -mabi=lp64d -mcmodel=medany \
-nostdlib -static -lm -fno-tree-loop-distribute-patterns \
-T../common/test.ld -I../common \

BIN
examples/C/fir/fir
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Binary file not shown.

6
pipelined/config/rv32etim/wally-config.vh
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@ -86,10 +86,10 @@
// Range should be a thermometer code with 0's in the upper bits and 1s in the lower bits
`define BOOTROM_SUPPORTED 1'b1
`define BOOTROM_BASE 34'h00001000
`define BOOTROM_RANGE 34'h00000FFF
`define BOOTROM_RANGE 34'h000000FF
`define RAM_SUPPORTED 1'b1
`define RAM_BASE 34'h80000000
`define RAM_RANGE 34'h0000FFFF
`define RAM_RANGE 34'h000003FF
`define EXT_MEM_SUPPORTED 1'b0
`define EXT_MEM_BASE 34'h80000000
`define EXT_MEM_RANGE 34'h07FFFFFF
@ -129,6 +129,6 @@
`define TWO_BIT_PRELOAD "../config/rv32ic/twoBitPredictor.txt"
`define BTB_PRELOAD "../config/rv32ic/BTBPredictor.txt"
`define BPRED_ENABLED 1
`define BPRED_ENABLED 0
`define BPTYPE "BPGSHARE" // BPLOCALPAg or BPGLOBAL or BPTWOBIT or BPGSHARE
`define TESTSBP 0

46
pipelined/fpu-testfloat/FMA/tbgen/tb.sv
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@ -129,11 +129,11 @@ assign FmtE = 1'b1;
assign BiasE = 13'h3ff;
assign wnan = FmtE ? &FMAResM[`FLEN-2:`NF] && |FMAResM[`NF-1:0] : &FMAResM[30:23] && |FMAResM[22:0];
// assign XNaNE = FmtE ? &X[62:52] && |X[51:0] : &X[62:55] && |X[54:32];
// assign YNaNE = FmtE ? &Y[62:52] && |Y[51:0] : &Y[62:55] && |Y[54:32];
// assign ZNaNE = FmtE ? &Z[62:52] && |Z[51:0] : &Z[62:55] && |Z[54:32];
assign ansnan = FmtE ? &ans[`FLEN-2:`NF] && |ans[`NF-1:0] : &ans[30:23] && |ans[22:0];
assign wnan = FmtE ? &FMAResM[`FLEN-2:`NF] & |FMAResM[`NF-1:0] : &FMAResM[30:23] & |FMAResM[22:0];
// assign XNaNE = FmtE ? &X[62:52] & |X[51:0] : &X[62:55] & |X[54:32];
// assign YNaNE = FmtE ? &Y[62:52] & |Y[51:0] : &Y[62:55] & |Y[54:32];
// assign ZNaNE = FmtE ? &Z[62:52] & |Z[51:0] : &Z[62:55] & |Z[54:32];
assign ansnan = FmtE ? &ans[`FLEN-2:`NF] & |ans[`NF-1:0] : &ans[30:23] & |ans[22:0];
// instantiate device under test
logic [3*`NF+5:0] SumE, SumM;
@ -179,9 +179,9 @@ always @(posedge clk)
// check results on falling edge of clk
always @(negedge clk) begin
if((FmtE==1'b1) & (FMAFlgM != flags[4:0] || (!wnan && (FMAResM != ans)) || (wnan && ansnan && ~((XNaNE && (FMAResM[`FLEN-2:0] == {XExpE,1'b1,X[`NF-2:0]})) || (YNaNE && (FMAResM[`FLEN-2:0] == {YExpE,1'b1,Y[`NF-2:0]})) || (ZNaNE && (FMAResM[`FLEN-2:0] == {ZExpE,1'b1,Z[`NF-2:0]})) || (FMAResM[`FLEN-2:0] == ans[`FLEN-2:0]))))) begin
if((FmtE==1'b1) & (FMAFlgM != flags[4:0] | (!wnan & (FMAResM != ans)) | (wnan & ansnan & ~((XNaNE & (FMAResM[`FLEN-2:0] == {XExpE,1'b1,X[`NF-2:0]})) | (YNaNE & (FMAResM[`FLEN-2:0] == {YExpE,1'b1,Y[`NF-2:0]})) | (ZNaNE & (FMAResM[`FLEN-2:0] == {ZExpE,1'b1,Z[`NF-2:0]})) | (FMAResM[`FLEN-2:0] == ans[`FLEN-2:0]))))) begin
// fp = $fopen("/home/kparry/riscv-wally/pipelined/src/fpu/FMA/tbgen/results.dat","w");
// if((FmtE==1'b1) & (FMAFlgM != flags[4:0] || (FMAResM != ans))) begin
// if((FmtE==1'b1) & (FMAFlgM != flags[4:0] | (FMAResM != ans))) begin
$display( "%h %h %h %h %h %h %h Wrong ",X,Y, Z, FMAResM, ans, FMAFlgM, flags);
if(FMAResM == 64'h8000000000000000) $display( "FMAResM=-zero ");
if(XDenormE) $display( "xdenorm ");
@ -190,35 +190,35 @@ always @(posedge clk)
if(FMAFlgM[4] != 0) $display( "invld ");
if(FMAFlgM[2] != 0) $display( "ovrflw ");
if(FMAFlgM[1] != 0) $display( "unflw ");
if(FMAResM[`FLEN] && FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} && FMAResM[`NF-1:0] == 0) $display( "FMAResM=-inf ");
if(~FMAResM[`FLEN] && FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} && FMAResM[`NF-1:0] == 0) $display( "FMAResM=+inf ");
if(FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} && FMAResM[`NF-1:0] != 0 && ~FMAResM[`NF-1]) $display( "FMAResM=sigNaN ");
if(FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} && FMAResM[`NF-1:0] != 0 && FMAResM[`NF-1]) $display( "FMAResM=qutNaN ");
if(ans[`FLEN] && ans[`FLEN-2:`NF] == {`NE{1'b1}} && ans[`NF-1:0] == 0) $display( "ans=-inf ");
if(~ans[`FLEN] && ans[`FLEN-2:`NF] == {`NE{1'b1}} && ans[`NF-1:0] == 0) $display( "ans=+inf ");
if(ans[`FLEN-2:`NF] == {`NE{1'b1}} && ans[`NF-1:0] != 0 && ~ans[`NF-1]) $display( "ans=sigNaN ");
if(ans[`FLEN-2:`NF] == {`NE{1'b1}} && ans[`NF-1:0] != 0 && ans[`NF-1]) $display( "ans=qutNaN ");
if(FMAResM[`FLEN] & FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} & FMAResM[`NF-1:0] == 0) $display( "FMAResM=-inf ");
if(~FMAResM[`FLEN] & FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} & FMAResM[`NF-1:0] == 0) $display( "FMAResM=+inf ");
if(FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} & FMAResM[`NF-1:0] != 0 & ~FMAResM[`NF-1]) $display( "FMAResM=sigNaN ");
if(FMAResM[`FLEN-2:`NF] == {`NE{1'b1}} & FMAResM[`NF-1:0] != 0 & FMAResM[`NF-1]) $display( "FMAResM=qutNaN ");
if(ans[`FLEN] & ans[`FLEN-2:`NF] == {`NE{1'b1}} & ans[`NF-1:0] == 0) $display( "ans=-inf ");
if(~ans[`FLEN] & ans[`FLEN-2:`NF] == {`NE{1'b1}} & ans[`NF-1:0] == 0) $display( "ans=+inf ");
if(ans[`FLEN-2:`NF] == {`NE{1'b1}} & ans[`NF-1:0] != 0 & ~ans[`NF-1]) $display( "ans=sigNaN ");
if(ans[`FLEN-2:`NF] == {`NE{1'b1}} & ans[`NF-1:0] != 0 & ans[`NF-1]) $display( "ans=qutNaN ");
errors = errors + 1;
//if (errors == 10)
$stop;
end
if((FmtE==1'b0)&(FMAFlgM != flags[4:0] || (!wnan && (FMAResM != ans)) || (wnan && ansnan && ~(((XNaNE && (FMAResM[30:0] == {X[30:23],1'b1,X[21:0]})) || (YNaNE && (FMAResM[30:0] == {Y[30:23],1'b1,Y[21:0]})) || (ZNaNE && (FMAResM[30:0] == {Z[30:23],1'b1,Z[21:0]})) || (FMAResM[30:0] == ans[30:0]))) ))) begin
if((FmtE==1'b0)&(FMAFlgM != flags[4:0] | (!wnan & (FMAResM != ans)) | (wnan & ansnan & ~(((XNaNE & (FMAResM[30:0] == {X[30:23],1'b1,X[21:0]})) | (YNaNE & (FMAResM[30:0] == {Y[30:23],1'b1,Y[21:0]})) | (ZNaNE & (FMAResM[30:0] == {Z[30:23],1'b1,Z[21:0]})) | (FMAResM[30:0] == ans[30:0]))) ))) begin
$display( "%h %h %h %h %h %h %h Wrong ",X,Y, Z, FMAResM, ans, FMAFlgM, flags);
if(FMAResM == 64'h8000000000000000) $display( "FMAResM=-zero ");
if(~(|X[30:23]) && |X[22:0]) $display( "xdenorm ");
if(~(|Y[30:23]) && |Y[22:0]) $display( "ydenorm ");
if(~(|Z[30:23]) && |Z[22:0]) $display( "zdenorm ");
if(~(|X[30:23]) & |X[22:0]) $display( "xdenorm ");
if(~(|Y[30:23]) & |Y[22:0]) $display( "ydenorm ");
if(~(|Z[30:23]) & |Z[22:0]) $display( "zdenorm ");
if(FMAFlgM[4] != 0) $display( "invld ");
if(FMAFlgM[2] != 0) $display( "ovrflw ");
if(FMAFlgM[1] != 0) $display( "unflw ");
if(FMAResM == 64'hFF80000000000000) $display( "FMAResM=-inf ");
if(FMAResM == 64'h7F80000000000000) $display( "FMAResM=+inf ");
if(&FMAResM[30:23] && |FMAResM[22:0] && ~FMAResM[22]) $display( "FMAResM=sigNaN ");
if(&FMAResM[30:23] && |FMAResM[22:0] && FMAResM[22] ) $display( "FMAResM=qutNaN ");
if(&FMAResM[30:23] & |FMAResM[22:0] & ~FMAResM[22]) $display( "FMAResM=sigNaN ");
if(&FMAResM[30:23] & |FMAResM[22:0] & FMAResM[22] ) $display( "FMAResM=qutNaN ");
if(ans == 64'hFF80000000000000) $display( "ans=-inf ");
if(ans == 64'h7F80000000000000) $display( "ans=+inf ");
if(&ans[30:23] && |ans[22:0] && ~ans[22] ) $display( "ans=sigNaN ");
if(&ans[30:23] && |ans[22:0] && ans[22]) $display( "ans=qutNaN ");
if(&ans[30:23] & |ans[22:0] & ~ans[22] ) $display( "ans=sigNaN ");
if(&ans[30:23] & |ans[22:0] & ans[22]) $display( "ans=qutNaN ");
errors = errors + 1;
if (errors == 10)
$stop;

2
pipelined/src/fpu/cvtfp.sv
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@ -40,7 +40,7 @@ module cvtfp (
logic [8:0] i,NormCnt;
always_comb begin
i = 0;
while (~XManE[52-i] && i <= 52) i = i+1; // search for leading one
while (~XManE[52-i] & i <= 52) i = i+1; // search for leading one
NormCnt = i;
end

4
pipelined/src/fpu/faddcvt.sv
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@ -187,12 +187,12 @@ module fpuaddcvt1 (
logic [8:0] j;
always_comb begin
i = 0;
while (~mantissaA[52-i] && $unsigned(i) <= $unsigned(52)) i = i+1; // search for leading one
while (~mantissaA[52-i] & $unsigned(i) <= $unsigned(52)) i = i+1; // search for leading one
ZP_mantissaA = i;
end
always_comb begin
j = 0;
while (~mantissaB[52-j] && $unsigned(j) <= $unsigned(52)) j = j+1; // search for leading one
while (~mantissaB[52-j] & $unsigned(j) <= $unsigned(52)) j = j+1; // search for leading one
ZP_mantissaB = j;
end

2
pipelined/src/fpu/fcvt.sv
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@ -85,7 +85,7 @@ module fcvt (
logic [8:0] i;
always_comb begin
i = 0;
while (~PosInt[64-1-i] && i < `XLEN) i = i+1; // search for leading one
while (~PosInt[64-1-i] & i < `XLEN) i = i+1; // search for leading one
LZResP = i[5:0]+1; // compute shift count
end

4
pipelined/src/fpu/fma.sv
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@ -396,7 +396,7 @@ module lzc(
logic [8:0] i;
always_comb begin
i = 0;
while (~f[3*`NF+6-i] && $unsigned(i) <= $unsigned(9'd3*9'd`NF+9'd6)) i = i+1; // search for leading one
while (~f[3*`NF+6-i] & $unsigned(i) <= $unsigned(9'd3*9'd`NF+9'd6)) i = i+1; // search for leading one
NormCntE = i;
end
endmodule
@ -768,7 +768,7 @@ module fmaflags(
// 3) 0 * Inf
assign SigNaN = XSNaNM | YSNaNM | ZSNaNM;
assign Invalid = SigNaN | ((XInfM || YInfM) & ZInfM & (PSgnM ^ ZSgnEffM) & ~XNaNM & ~YNaNM) | (XZeroM & YInfM) | (YZeroM & XInfM);
assign Invalid = SigNaN | ((XInfM | YInfM) & ZInfM & (PSgnM ^ ZSgnEffM) & ~XNaNM & ~YNaNM) | (XZeroM & YInfM) | (YZeroM & XInfM);
// Set Overflow flag if the number is too big to be represented
// - Don't set the overflow flag if an overflowed result isn't outputed

8
pipelined/src/fpu/fsm_fpdiv_pipe.sv
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@ -129,7 +129,7 @@ module fsm_fpdiv_pipe (
end // if (start==1'b0)
S65:
begin
if (op_type==1'b0 && P==1'b0)
if (op_type==1'b0 & P==1'b0)
begin
done = 1'b0;
divBusy = 1'b1;
@ -146,7 +146,7 @@ module fsm_fpdiv_pipe (
sel_muxr = 1'b0;
next_state = S1;
end
else if (op_type==1'b0 && P==1'b1)
else if (op_type==1'b0 & P==1'b1)
begin
done = 1'b0;
divBusy = 1'b1;
@ -163,7 +163,7 @@ module fsm_fpdiv_pipe (
sel_muxr = 1'b0;
next_state = S36;
end
else if (op_type==1'b1 && P==1'b0)
else if (op_type==1'b1 & P==1'b0)
begin
done = 1'b0;
divBusy = 1'b1;
@ -180,7 +180,7 @@ module fsm_fpdiv_pipe (
sel_muxr = 1'b0;
next_state = S15;
end
else if (op_type==1'b1 && P==1'b1)
else if (op_type==1'b1 & P==1'b1)
begin
done = 1'b0;
divBusy = 1'b1;

2
pipelined/src/privileged/csrc.sv
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@ -86,7 +86,7 @@ module csrc #(parameter
// Determine when to increment each counter
assign CounterEvent[0] = 1'b1; // MCYCLE always increments
assign CounterEvent[1] = 1'b0; // Counter 0 doesn't exist
assign CounterEvent[1] = 1'b0; // Counter 1 doesn't exist
assign CounterEvent[2] = InstrValidNotFlushedM;
if(`QEMU) begin: cevent // No other performance counters in QEMU
assign CounterEvent[`COUNTERS-1:3] = 0;

30
pipelined/testbench/sdc/sdModel.sv
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@ -361,7 +361,7 @@ module sdModel
next_state = READ_CMD;
end
ANALYZE_CMD: begin
if ((ValidCmd ) && (outDelayCnt >= `outDelay )) // outDelayCnt >= 4 (NCR)
if ((ValidCmd ) & (outDelayCnt >= `outDelay )) // outDelayCnt >= 4 (NCR)
next_state = SEND_CMD;
else if (inValidCmd)
next_state = IDLE;
@ -387,7 +387,7 @@ module sdModel
DATA_IDLE: begin
if ((CardStatus[12:9]==`RCV) | (mult_write == 1'b1) )
next_datastate = READ_WAITS;
else if ((CardStatus[12:9]==`DATAS )|| (mult_read == 1'b1) )
else if ((CardStatus[12:9]==`DATAS )| (mult_read == 1'b1) )
next_datastate = WRITE_DATA;
else
next_datastate = DATA_IDLE;
@ -551,7 +551,7 @@ module sdModel
ResetCard;
end
2 : begin //ALL_SEND_CARD_ID (CID)
if (lastCMD != 41 && outDelayCnt==0) begin
if (lastCMD != 41 & outDelayCnt==0) begin
$fdisplay(sdModel_file_desc, "**Error in sequence, ACMD 41 should precede 2 in Start-up state") ;
//$display(sdModel_file_desc, "**Error in sequence, ACMD 41 should precede 2 in Start-up state") ;
CardStatus[3]<=1; // AKE_SEQ_ERROR = ERROR in sequence of authentication process
@ -561,7 +561,7 @@ module sdModel
CardStatus[12:9] <=2;
end
3 : begin //SEND_RELATIVE_CARD_ADDRESS (RCA)
if (lastCMD != 2 && outDelayCnt==0 ) begin
if (lastCMD != 2 & outDelayCnt==0 ) begin
$fdisplay(sdModel_file_desc, "**Error in sequence, CMD 2 should precede 3 in Start-up state") ;
//$display(sdModel_file_desc, "**Error in sequence, CMD 2 should precede 3 in Start-up state") ;
CardStatus[3]<=1; // AKE_SEQ_ERROR = ERROR in sequence of authentication process
@ -573,7 +573,7 @@ module sdModel
cardIdentificationState<=0;
end
6 : begin
if (lastCMD == 55 && outDelayCnt==0) begin //ACMD6 - SET_BUS_WIDTH
if (lastCMD == 55 & outDelayCnt==0) begin //ACMD6 - SET_BUS_WIDTH
if (inCmd[9:8] == 2'b10) begin
BusWidth <=4;
$display(sdModel_file_desc, "**BUS WIDTH 4 ") ;
@ -627,7 +627,7 @@ module sdModel
end
9 : begin // SEND_CARD_SPECIFIC_DATA (CSD)
if (lastCMD != 41 && outDelayCnt==0) begin
if (lastCMD != 41 & outDelayCnt==0) begin
$fdisplay(sdModel_file_desc, "**Error in sequence, ACMD 41 should precede 9 in Start-up state") ;
//$display(sdModel_file_desc, "**Error in sequence, ACMD 41 should precede 9 in Start-up state") ;
CardStatus[3]<=1; // AKE_SEQ_ERROR = ERROR in sequence of authentication process
@ -743,7 +743,7 @@ module sdModel
41 : // CMD41 - SD_SEND_OCR
begin
if (cardIdentificationState) begin
if (lastCMD != 55 && outDelayCnt==0) begin // CMD41 - Reserved/Invalid
if (lastCMD != 55 & outDelayCnt==0) begin // CMD41 - Reserved/Invalid
$fdisplay(sdModel_file_desc, "**Error in sequence, CMD 55 should precede 41 in Start-up state") ;
$display( "**Error in sequence, CMD 55 should precede 41 in Start-up state") ;
CardStatus[3]<=1; // AKE_SEQ_ERROR = ERROR in sequence of authentication process
@ -755,7 +755,7 @@ module sdModel
CardStatus[5] <=0; // not expecting next command to be ACMD
if (Busy==1)
CardStatus[12:9] <=1; // READY
end // else: !if(lastCMD != 55 && outDelayCnt==0)
end // else: !if(lastCMD != 55 & outDelayCnt==0)
end // if (cardIdentificationState)
end // case: 41
endcase // case (inCmd[45:40])
@ -799,7 +799,7 @@ module sdModel
else
cmdOut<=1;
if ((cmdWrite>0) && (cmdWrite < response_S-8)) begin
if ((cmdWrite>0) & (cmdWrite < response_S-8)) begin
cmdOut<=response_CMD[135-cmdWrite];
crcIn<=response_CMD[134-cmdWrite];
if (cmdWrite >= response_S-9)
@ -948,7 +948,7 @@ module sdModel
data_send_index<=1; // Next nibble is lower nibble
end
else if ( (transf_cnt>=2) && (transf_cnt<=BLOCK_WIDTH -`CRC_OFF )) begin // if (2 <= transf_cnt <= 1025)
else if ( (transf_cnt>=2) & (transf_cnt<=BLOCK_WIDTH -`CRC_OFF )) begin // if (2 <= transf_cnt <= 1025)
data_send_index<=~data_send_index; //toggle
if (!data_send_index) begin //upper nibble
if (BLOCK_WIDTH == 11'd1044) begin
@ -987,7 +987,7 @@ module sdModel
if ( transf_cnt >=BLOCK_WIDTH-`CRC_OFF ) begin // if (trans_cnt >= 1025)
crcDat_en<=0; // Disable CRC16 Generators
end
end // if ( (transf_cnt>=2) && (transf_cnt<=`BIT_BLOCK-`CRC_OFF ))
end // if ( (transf_cnt>=2) & (transf_cnt<=`BIT_BLOCK-`CRC_OFF ))
else if (transf_cnt>BLOCK_WIDTH-`CRC_OFF & crc_c!=0) begin // if ((transf_cnt > 1025) and (crc_c /= 0))
datOut<= last_din; // if sent all data bitsbut not crc16 bits yet
@ -1004,7 +1004,7 @@ module sdModel
else if (transf_cnt==BLOCK_WIDTH-2) begin // if (transf_cnt = 1042) Last CRC16 bit is 1041
datOut<=4'b1111; // send end bits
end
else if ((transf_cnt !=0) && (crc_c == 0 ))begin // if sent data bits and crc_c points past last bit of CRC
else if ((transf_cnt !=0) & (crc_c == 0 ))begin // if sent data bits and crc_c points past last bit of CRC
oeDat<=0; // disable output on DAT bus
CardStatus[12:9] <= `TRAN; // put card in transfer state
end
@ -1026,14 +1026,14 @@ module sdModel
else if(flash_write_cnt == 2)
datOut[0]<=0;
else if ((flash_write_cnt > 2) && (flash_write_cnt < 7)) begin
else if ((flash_write_cnt > 2) & (flash_write_cnt < 7)) begin
if (crc_ok)
datOut[0] <=okcrctoken[6-flash_write_cnt];
else
datOut[0] <= invalidcrctoken[6-flash_write_cnt];
end
else if ((flash_write_cnt >= 7) && (flash_write_cnt < 264)) begin
else if ((flash_write_cnt >= 7) & (flash_write_cnt < 264)) begin
datOut[0]<=0;
flash_blockwrite_cnt<=flash_blockwrite_cnt+2;
@ -1045,7 +1045,7 @@ module sdModel
datOut<=1;
InbuffStatus<=0;
CardStatus[12:9] <= `TRAN;
end // else: !if((flash_write_cnt >= 7) && (flash_write_cnt < 264))
end // else: !if((flash_write_cnt >= 7) & (flash_write_cnt < 264))
end // case: WRITE_FLASH
endcase // case (dataState)
end // always @ (negedge sdClk)

12
pipelined/testbench/testbench-linux.sv
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@ -379,7 +379,7 @@ module testbench;
//$display("len = %d", line``STAGE.len()); \
for(index``STAGE = 0; index``STAGE < line``STAGE.len(); index``STAGE++) begin \
//$display("char = %s", line``STAGE[index]); \
if (line``STAGE[index``STAGE] == " " || line``STAGE[index``STAGE] == "\n") begin \
if (line``STAGE[index``STAGE] == " " | line``STAGE[index``STAGE] == "\n") begin \
EndIndex``STAGE = index``STAGE; \
ExpectedTokens``STAGE[TokenIndex``STAGE] = line``STAGE.substr(StartIndex``STAGE, EndIndex``STAGE-1); \
//$display("In Tokenizer %s", line``STAGE.substr(StartIndex, EndIndex-1)); \
@ -412,7 +412,7 @@ module testbench;
// parse CSRs, because there are 1 or more CSRs after the CSR token \
// we check if the CSR token or the number of CSRs is greater than 0. \
// if so then we want to parse for a CSR. \
end else if(ExpectedTokens``STAGE[MarkerIndex``STAGE] == "CSR" || NumCSR``STAGE > 0) begin \
end else if(ExpectedTokens``STAGE[MarkerIndex``STAGE] == "CSR" | NumCSR``STAGE > 0) begin \
if(ExpectedTokens``STAGE[MarkerIndex``STAGE] == "CSR") begin \
// all additional CSR's won't have this token. \
MarkerIndex``STAGE++; \
@ -467,7 +467,7 @@ module testbench;
// $display("%tns: ExpectedPCM %x",$time,ExpectedPCM);
// $display("%tns: ExpectedPCE %x",$time,ExpectedPCE);
// $display("%tns: ExpectedPCW %x",$time,ExpectedPCW);
if((ExpectedPCE != MepcExpected) & ((MepcExpected - ExpectedPCE) * (MepcExpected - ExpectedPCE) <= 200) || ~dut.core.ieu.c.InstrValidM) begin
if((ExpectedPCE != MepcExpected) & ((MepcExpected - ExpectedPCE) * (MepcExpected - ExpectedPCE) <= 200) | ~dut.core.ieu.c.InstrValidM) begin
RequestDelayedMIP <= 1;
$display("%tns: Requesting Delayed MIP. Current MEPC value is %x",$time,MepcExpected);
end else begin // update MIP immediately
@ -584,10 +584,10 @@ module testbench;
if (MemOpW.substr(0,2) == "Mem") begin
if(`DEBUG_TRACE >= 4) $display("\tIEUAdrW: %016x ? expected: %016x", IEUAdrW, ExpectedIEUAdrW);
`checkEQ("IEUAdrW",IEUAdrW,ExpectedIEUAdrW)
if(MemOpW == "MemR" || MemOpW == "MemRW") begin
if(MemOpW == "MemR" | MemOpW == "MemRW") begin
if(`DEBUG_TRACE >= 4) $display("\tReadDataW: %016x ? expected: %016x", dut.core.ieu.dp.ReadDataW, ExpectedMemReadDataW);
`checkEQ("ReadDataW",dut.core.ieu.dp.ReadDataW,ExpectedMemReadDataW)
end else if(MemOpW == "MemW" || MemOpW == "MemRW") begin
end else if(MemOpW == "MemW" | MemOpW == "MemRW") begin
if(`DEBUG_TRACE >= 4) $display("\tWriteDataW: %016x ? expected: %016x", WriteDataW, ExpectedMemWriteDataW);
`checkEQ("WriteDataW",ExpectedMemWriteDataW,ExpectedMemWriteDataW)
end
@ -680,7 +680,7 @@ module testbench;
PTE = dut.uncore.ram.ram.RAM[PAdr >> 3];
PTE_R = PTE[1];
PTE_X = PTE[3];
if (PTE_R || PTE_X) begin
if (PTE_R | PTE_X) begin
// Leaf page found
break;
end else begin