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An initial implementation of mccsr.

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This commit is contained in:
Jonathan Woodruff
2020-03-27 17:47:02 +00:00
parent b5b2b4fe5c
commit db41e2b9ed
3 changed files with 24 additions and 1 deletions
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5
src_Core/CPU/CsrFile.bsv
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@@ -34,7 +34,7 @@ import Vector::*;
import FIFO::*;
import GetPut::*;
import BuildVector::*;
//import TRNG::*;
import ISA_Decls_CHERI::*;
// ================================================================
// BSV additional libs
@@ -642,6 +642,8 @@ module mkCsrFile #(Data hartid)(CsrFile);
Reg #(Data) rg_tdata1 = concatReg3 (rg_tdata1_type, rg_tdata1_dmode, rg_tdata1_data);
Reg #(Data) rg_tdata2 <- mkConfigRegU;
Reg #(Data) rg_tdata3 <- mkConfigRegU;
// Capability cause register
Reg #(CSR_XCapCause) mccsr_reg <- mkCsrReg(unpack(0));
`ifdef INCLUDE_GDB_CONTROL
// DCSR is 32b even in RV64
@@ -761,6 +763,7 @@ module mkCsrFile #(Data hartid)(CsrFile);
CSRmarchid: marchid_csr;
CSRmimpid: mimpid_csr;
CSRmhartid: mhartid_csr;
CSRmccsr: csr_capcause(mccsr_reg);
`ifdef SECURITY
CSRmevbase: mevbase_csr;
CSRmevmask: mevmask_csr;