when I initialize block RAM and I want to use block RAM in a FOR I am faced
with this invalid memory name.
When I don't use RAM block array in For loop I have not any warning and
readmemh works correctly...
WARNING: [Synth 8-2898] ignoring malformed $readmem task: invalid memory
name [file.sv:50]
WARNING: [Synth 8-2898] ignoring malformed $readmem task: invalid memory
name [file.sv:51]
module multiplier_core
#(parameter WIDTH=64)
(input clk, input reset,input [31:0] reg_user,
input [32-1:0] config_tdata, input config_tlast, input config_tvalid, output
config_tready,
output [63:0] o_tdata, output o_tlast, output o_tvalid, input o_tready);
reg signed [15:0] data_samples_i_buffer [1024:0];
reg signed [15:0] data_samples_q_buffer [1024:0];
reg [31:0] edgei_tbl_rom[0:1024];
reg [31:0] edgeq_tbl_rom[0:1024];
initial begin
//Initial
$readmemh("/home/sp/rfnoc-test/rfnoc/fpga/rfnoc_block_multiplier/1.hex"
,edgei_tbl_rom,0,1024);
$readmemh("/home/sp/rfnoc-test/rfnoc/fpga/rfnoc_block_multiplier/1.hex"
,edgeq_tbl_rom,0,1024);
ebd
always @(posedge config_tvalid ) begin
if(state==1)
begin
$display("-------Clock is triggerted...%0d ----",m);
//Save samples in samples buffer
data_samples_i_buffer[m]=config_tdata[15:0];
data_samples_q_buffer[m]=config_tdata[31:16];
$display("Sample %0d = %0d +i %0d"
,m,data_samples_i_buffer[m],data_samples_q_buffer[m]);
if(m==1024) begin
m=0;
end else begin
m=m+1;
end
// temp_i_mult_result_sum= edge_tbl_rom[j];
for(j=0; j<1000; j=j+1)
begin
temp_i_mult_result_sum= edgei_tbl_rom[j];
//(temp_i_mult_result_sum+data_samples_i_buffer[j]*edgei_tbl_rom[j]+data_samples_q_buffer[j]*edgeq_tbl_rom[j]);
end
// energy_factor=reg_user;//65536*20;
multiplier_tdata=temp_i_mult_result_sum;
temp_i_mult_result_sum=0;
end
else begin
end
end
assign o_tdata = { 32'h00000000, multiplier_tdata};
assign o_tlast = config_tlast;
assign o_tvalid = config_tvalid;
assign config_tready = o_tready;
endmodule
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