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csr_regfile.sv: if no U-mode, mstatus.tw is read-only 0 (fix #2228) (#2233)

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André Sintzoff 2024-06-11 15:08:28 +02:00 • committed by GitHub
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core/csr_regfile.sv
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@ -1280,6 +1280,7 @@ module csr_regfile
mstatus_d.tsr = riscv::Off;
end
if (!CVA6Cfg.RVU) begin
mstatus_d.tw = riscv::Off;
mstatus_d.mprv = riscv::Off;
end
// If h-extension is not enabled, priv level HS is reserved