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Merge pull request #386 from JacobPease/main

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Disabled writes to SATP enabling SV57
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Ross Thompson 2023-08-22 16:27:33 -05:00 committed by GitHub
commit 498b7ce835
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1 changed files with 2 additions and 1 deletions
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src/privileged/csrs.sv
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@ -88,7 +88,8 @@ module csrs import cvw::*; #(parameter cvw_t P) (
assign WriteSEPCM = STrapM | (CSRSWriteM & (CSRAdrM == SEPC));
assign WriteSCAUSEM = STrapM | (CSRSWriteM & (CSRAdrM == SCAUSE));
assign WriteSTVALM = STrapM | (CSRSWriteM & (CSRAdrM == STVAL));
assign WriteSATPM = CSRSWriteM & (CSRAdrM == SATP) & (PrivilegeModeW == P.M_MODE | ~STATUS_TVM);
// assign WriteSATPM = CSRSWriteM & (CSRAdrM == SATP) & (PrivilegeModeW == P.M_MODE | ~STATUS_TVM);
assign WriteSATPM = CSRSWriteM & (CSRAdrM == SATP) & (PrivilegeModeW == P.M_MODE | ~STATUS_TVM) & (CSRWriteValM[63:60] != 4'hA);
assign WriteSCOUNTERENM = CSRSWriteM & (CSRAdrM == SCOUNTEREN);
assign WriteSENVCFGM = CSRSWriteM & (CSRAdrM == SENVCFG);
assign WriteSTIMECMPM = CSRSWriteM & (CSRAdrM == STIMECMP) & STCE;