+ case CSR_CYCLE:
+ if (ctr_ok)
+ return state.minstret;
+ break;
+ case CSR_MINSTRET:
+ case CSR_MCYCLE:
+ return state.minstret;
+ case CSR_MINSTRETH:
+ case CSR_MCYCLEH:
+ if (xlen == 32)
+ return state.minstret >> 32;
+ break;
+ case CSR_SCOUNTEREN: return state.scounteren;
+ case CSR_MCOUNTEREN: return state.mcounteren;
+ case CSR_SSTATUS: {
+ reg_t mask = SSTATUS_SIE | SSTATUS_SPIE | SSTATUS_SPP | SSTATUS_FS
+ | SSTATUS_XS | SSTATUS_SUM | SSTATUS_UXL;
+ reg_t sstatus = state.mstatus & mask;
+ if ((sstatus & SSTATUS_FS) == SSTATUS_FS ||
+ (sstatus & SSTATUS_XS) == SSTATUS_XS)
+ sstatus |= (xlen == 32 ? SSTATUS32_SD : SSTATUS64_SD);
+ return sstatus;
+ }
+ case CSR_SIP: return state.mip & state.mideleg;
+ case CSR_SIE: return state.mie & state.mideleg;
+ case CSR_SEPC: return state.sepc;
+ case CSR_SBADADDR: return state.sbadaddr;
+ case CSR_STVEC: return state.stvec;
+ case CSR_SCAUSE:
+ if (max_xlen > xlen)
+ return state.scause | ((state.scause >> (max_xlen-1)) << (xlen-1));
+ return state.scause;
+ case CSR_SPTBR:
+ if (get_field(state.mstatus, MSTATUS_TVM))
+ require_privilege(PRV_M);
+ return state.sptbr;
+ case CSR_SSCRATCH: return state.sscratch;
+ case CSR_MSTATUS: return state.mstatus;
+ case CSR_MIP: return state.mip;
+ case CSR_MIE: return state.mie;
+ case CSR_MEPC: return state.mepc;
+ case CSR_MSCRATCH: return state.mscratch;
+ case CSR_MCAUSE: return state.mcause;
+ case CSR_MBADADDR: return state.mbadaddr;
+ case CSR_MISA: return isa;
+ case CSR_MARCHID: return 0;
+ case CSR_MIMPID: return 0;
+ case CSR_MVENDORID: return 0;
+ case CSR_MHARTID: return id;
+ case CSR_MTVEC: return state.mtvec;
+ case CSR_MEDELEG: return state.medeleg;
+ case CSR_MIDELEG: return state.mideleg;
+ case CSR_TSELECT: return state.tselect;
+ case CSR_TDATA1:
+ if (state.tselect < state.num_triggers) {
+ reg_t v = 0;
+ mcontrol_t *mc = &state.mcontrol[state.tselect];
+ v = set_field(v, MCONTROL_TYPE(xlen), mc->type);
+ v = set_field(v, MCONTROL_DMODE(xlen), mc->dmode);
+ v = set_field(v, MCONTROL_MASKMAX(xlen), mc->maskmax);
+ v = set_field(v, MCONTROL_SELECT, mc->select);
+ v = set_field(v, MCONTROL_TIMING, mc->timing);
+ v = set_field(v, MCONTROL_ACTION, mc->action);
+ v = set_field(v, MCONTROL_CHAIN, mc->chain);
+ v = set_field(v, MCONTROL_MATCH, mc->match);
+ v = set_field(v, MCONTROL_M, mc->m);
+ v = set_field(v, MCONTROL_H, mc->h);
+ v = set_field(v, MCONTROL_S, mc->s);
+ v = set_field(v, MCONTROL_U, mc->u);
+ v = set_field(v, MCONTROL_EXECUTE, mc->execute);
+ v = set_field(v, MCONTROL_STORE, mc->store);
+ v = set_field(v, MCONTROL_LOAD, mc->load);
+ return v;
+ } else {
+ return 0;
+ }
+ break;
+ case CSR_TDATA2:
+ if (state.tselect < state.num_triggers) {
+ return state.tdata2[state.tselect];
+ } else {
+ return 0;
+ }
+ break;
+ case CSR_TDATA3: return 0;
+ case CSR_DCSR:
+ {
+ uint32_t v = 0;
+ v = set_field(v, DCSR_XDEBUGVER, 1);
+ v = set_field(v, DCSR_EBREAKM, state.dcsr.ebreakm);
+ v = set_field(v, DCSR_EBREAKH, state.dcsr.ebreakh);
+ v = set_field(v, DCSR_EBREAKS, state.dcsr.ebreaks);
+ v = set_field(v, DCSR_EBREAKU, state.dcsr.ebreaku);
+ v = set_field(v, DCSR_STOPCYCLE, 0);
+ v = set_field(v, DCSR_STOPTIME, 0);
+ v = set_field(v, DCSR_CAUSE, state.dcsr.cause);
+ v = set_field(v, DCSR_STEP, state.dcsr.step);
+ v = set_field(v, DCSR_PRV, state.dcsr.prv);
+ return v;
+ }
+ case CSR_DPC:
+ return state.dpc;
+ case CSR_DSCRATCH:
+ return state.dscratch;