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minor updates

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This commit is contained in:
Blaise Tine
2021-01-12 15:19:38 -08:00
parent adcd3ad521
commit b4b5d6f0ab
8 changed files with 45 additions and 121 deletions
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12
hw/rtl/VX_mem_unit.v
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@@ -351,14 +351,10 @@ end
always @(posedge clk) begin
if (reset) begin
perf_dram_lat_per_cycle <= 0;
end else begin
if (dram_req_if.valid && !dram_req_if.rw && dram_req_if.ready && dram_rsp_if.valid && dram_rsp_if.ready) begin
perf_dram_lat_per_cycle <= perf_dram_lat_per_cycle;
end else if (dram_req_if.valid && !dram_req_if.rw && dram_req_if.ready) begin
perf_dram_lat_per_cycle <= perf_dram_lat_per_cycle + 64'd1;
end else if (dram_rsp_if.valid && dram_rsp_if.ready) begin
perf_dram_lat_per_cycle <= perf_dram_lat_per_cycle - 64'd1;
end
end else begin
perf_dram_lat_per_cycle <= perf_dram_lat_per_cycle +
64'($signed(2'((dram_req_if.valid && !dram_req_if.rw && dram_req_if.ready) && !(dram_rsp_if.valid && dram_rsp_if.ready)) -
2'((dram_rsp_if.valid && dram_rsp_if.ready) && !(dram_req_if.valid && !dram_req_if.rw && dram_req_if.ready))));
end
end