Lines Matching refs:vcpu
74 static bool spr_allowed(struct kvm_vcpu *vcpu, enum priv_level level)
77 if (vcpu->arch.papr_enabled && (level > PRIV_SUPER))
81 if ((kvmppc_get_msr(vcpu) & MSR_PR) && level > PRIV_PROBLEM)
88 static inline void kvmppc_copyto_vcpu_tm(struct kvm_vcpu *vcpu)
90 memcpy(&vcpu->arch.gpr_tm[0], &vcpu->arch.regs.gpr[0],
91 sizeof(vcpu->arch.gpr_tm));
92 memcpy(&vcpu->arch.fp_tm, &vcpu->arch.fp,
94 memcpy(&vcpu->arch.vr_tm, &vcpu->arch.vr,
96 vcpu->arch.ppr_tm = vcpu->arch.ppr;
97 vcpu->arch.dscr_tm = vcpu->arch.dscr;
98 vcpu->arch.amr_tm = vcpu->arch.amr;
99 vcpu->arch.ctr_tm = vcpu->arch.regs.ctr;
100 vcpu->arch.tar_tm = vcpu->arch.tar;
101 vcpu->arch.lr_tm = vcpu->arch.regs.link;
102 vcpu->arch.cr_tm = vcpu->arch.regs.ccr;
103 vcpu->arch.xer_tm = vcpu->arch.regs.xer;
104 vcpu->arch.vrsave_tm = vcpu->arch.vrsave;
107 static inline void kvmppc_copyfrom_vcpu_tm(struct kvm_vcpu *vcpu)
109 memcpy(&vcpu->arch.regs.gpr[0], &vcpu->arch.gpr_tm[0],
110 sizeof(vcpu->arch.regs.gpr));
111 memcpy(&vcpu->arch.fp, &vcpu->arch.fp_tm,
113 memcpy(&vcpu->arch.vr, &vcpu->arch.vr_tm,
115 vcpu->arch.ppr = vcpu->arch.ppr_tm;
116 vcpu->arch.dscr = vcpu->arch.dscr_tm;
117 vcpu->arch.amr = vcpu->arch.amr_tm;
118 vcpu->arch.regs.ctr = vcpu->arch.ctr_tm;
119 vcpu->arch.tar = vcpu->arch.tar_tm;
120 vcpu->arch.regs.link = vcpu->arch.lr_tm;
121 vcpu->arch.regs.ccr = vcpu->arch.cr_tm;
122 vcpu->arch.regs.xer = vcpu->arch.xer_tm;
123 vcpu->arch.vrsave = vcpu->arch.vrsave_tm;
126 static void kvmppc_emulate_treclaim(struct kvm_vcpu *vcpu, int ra_val)
128 unsigned long guest_msr = kvmppc_get_msr(vcpu);
133 vcpu->arch.regs.ccr = (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)) |
140 kvmppc_save_tm_pr(vcpu);
141 kvmppc_copyfrom_vcpu_tm(vcpu);
149 if (kvmppc_get_msr(vcpu) & MSR_PR)
152 if (kvmppc_get_msr(vcpu) & MSR_HV)
155 vcpu->arch.texasr = texasr;
156 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
158 mtspr(SPRN_TFIAR, vcpu->arch.tfiar);
165 kvmppc_set_msr(vcpu, guest_msr);
168 if (vcpu->arch.shadow_fscr & FSCR_TAR)
169 mtspr(SPRN_TAR, vcpu->arch.tar);
172 static void kvmppc_emulate_trchkpt(struct kvm_vcpu *vcpu)
174 unsigned long guest_msr = kvmppc_get_msr(vcpu);
178 * need flush FP/VEC/VSX to vcpu save area before
181 kvmppc_giveup_ext(vcpu, MSR_VSX);
182 kvmppc_giveup_fac(vcpu, FSCR_TAR_LG);
183 kvmppc_copyto_vcpu_tm(vcpu);
184 kvmppc_save_tm_sprs(vcpu);
191 kvmppc_set_msr(vcpu, guest_msr);
192 kvmppc_restore_tm_pr(vcpu);
197 void kvmppc_emulate_tabort(struct kvm_vcpu *vcpu, int ra_val)
203 unsigned long guest_msr = kvmppc_get_msr(vcpu);
212 vcpu->arch.regs.ccr = (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)) |
216 vcpu->arch.texasr = mfspr(SPRN_TEXASR);
223 vcpu->arch.texasr &= ~(TEXASR_PR | TEXASR_HV);
225 vcpu->arch.texasr |= TEXASR_PR;
228 vcpu->arch.texasr |= TEXASR_HV;
230 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
238 int kvmppc_core_emulate_op_pr(struct kvm_vcpu *vcpu,
251 if ((kvmppc_get_msr(vcpu) & MSR_LE) &&
260 kvmppc_set_gpr(vcpu, 3, EV_UNIMPLEMENTED);
261 kvmppc_set_pc(vcpu, kvmppc_get_pc(vcpu) + 4);
269 unsigned long srr1 = kvmppc_get_srr1(vcpu);
271 unsigned long cur_msr = kvmppc_get_msr(vcpu);
285 kvmppc_set_pc(vcpu, kvmppc_get_srr0(vcpu));
286 kvmppc_set_msr(vcpu, srr1);
299 kvmppc_set_gpr(vcpu, rt, kvmppc_get_msr(vcpu));
303 ulong rs_val = kvmppc_get_gpr(vcpu, rs);
305 ulong new_msr = kvmppc_get_msr(vcpu);
308 kvmppc_set_msr_fast(vcpu, new_msr);
310 kvmppc_set_msr(vcpu, rs_val);
314 kvmppc_set_msr(vcpu, kvmppc_get_gpr(vcpu, rs));
321 if (vcpu->arch.mmu.mfsrin) {
323 sr = vcpu->arch.mmu.mfsrin(vcpu, srnum);
324 kvmppc_set_gpr(vcpu, rt, sr);
332 srnum = (kvmppc_get_gpr(vcpu, rb) >> 28) & 0xf;
333 if (vcpu->arch.mmu.mfsrin) {
335 sr = vcpu->arch.mmu.mfsrin(vcpu, srnum);
336 kvmppc_set_gpr(vcpu, rt, sr);
341 vcpu->arch.mmu.mtsrin(vcpu,
343 kvmppc_get_gpr(vcpu, rs));
346 vcpu->arch.mmu.mtsrin(vcpu,
347 (kvmppc_get_gpr(vcpu, rb) >> 28) & 0xf,
348 kvmppc_get_gpr(vcpu, rs));
354 ulong addr = kvmppc_get_gpr(vcpu, rb);
355 vcpu->arch.mmu.tlbie(vcpu, addr, large);
362 ulong cmd = kvmppc_get_gpr(vcpu, 3);
365 if ((kvmppc_get_msr(vcpu) & MSR_PR) ||
366 !vcpu->arch.papr_enabled) {
371 if (kvmppc_h_pr(vcpu, cmd) == EMULATE_DONE)
374 vcpu->run->papr_hcall.nr = cmd;
376 ulong gpr = kvmppc_get_gpr(vcpu, 4 + i);
377 vcpu->run->papr_hcall.args[i] = gpr;
380 vcpu->run->exit_reason = KVM_EXIT_PAPR_HCALL;
381 vcpu->arch.hcall_needed = 1;
389 if (!vcpu->arch.mmu.slbmte)
392 vcpu->arch.mmu.slbmte(vcpu,
393 kvmppc_get_gpr(vcpu, rs),
394 kvmppc_get_gpr(vcpu, rb));
397 if (!vcpu->arch.mmu.slbie)
400 vcpu->arch.mmu.slbie(vcpu,
401 kvmppc_get_gpr(vcpu, rb));
404 if (!vcpu->arch.mmu.slbia)
407 vcpu->arch.mmu.slbia(vcpu);
410 if (!(inst & 1) || !vcpu->arch.mmu.slbfee) {
414 ulong cr = kvmppc_get_cr(vcpu) & ~CR0_MASK;
416 b = kvmppc_get_gpr(vcpu, rb);
417 if (!vcpu->arch.mmu.slbfee(vcpu, b, &t))
419 kvmppc_set_gpr(vcpu, rt, t);
421 cr |= (vcpu->arch.regs.xer & 0x80000000) >>
423 kvmppc_set_cr(vcpu, cr);
427 if (!vcpu->arch.mmu.slbmfee) {
432 rb_val = kvmppc_get_gpr(vcpu, rb);
433 t = vcpu->arch.mmu.slbmfee(vcpu, rb_val);
434 kvmppc_set_gpr(vcpu, rt, t);
438 if (!vcpu->arch.mmu.slbmfev) {
443 rb_val = kvmppc_get_gpr(vcpu, rb);
444 t = vcpu->arch.mmu.slbmfev(vcpu, rb_val);
445 kvmppc_set_gpr(vcpu, rt, t);
453 ulong rb_val = kvmppc_get_gpr(vcpu, rb);
461 ra_val = kvmppc_get_gpr(vcpu, ra);
464 if (!(kvmppc_get_msr(vcpu) & MSR_SF))
468 r = kvmppc_st(vcpu, &addr, 32, zeros, true);
471 kvmppc_set_dar(vcpu, vaddr);
472 vcpu->arch.fault_dar = vaddr;
480 kvmppc_set_dsisr(vcpu, dsisr);
481 vcpu->arch.fault_dsisr = dsisr;
483 kvmppc_book3s_queue_irqprio(vcpu,
495 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
496 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
501 if (!(kvmppc_get_msr(vcpu) & MSR_PR)) {
503 vcpu->arch.regs.ccr = (CR0_TBEGIN_FAILURE |
504 (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)));
506 vcpu->arch.texasr = (TEXASR_FS | TEXASR_EXACT |
511 vcpu->arch.texasr |= TEXASR_ROT;
513 if (kvmppc_get_msr(vcpu) & MSR_HV)
514 vcpu->arch.texasr |= TEXASR_HV;
516 vcpu->arch.tfhar = kvmppc_get_pc(vcpu) + 4;
517 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
519 kvmppc_restore_tm_sprs(vcpu);
527 ulong guest_msr = kvmppc_get_msr(vcpu);
533 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
534 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
546 ra_val = kvmppc_get_gpr(vcpu, ra);
548 kvmppc_emulate_tabort(vcpu, ra_val);
553 ulong guest_msr = kvmppc_get_msr(vcpu);
559 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
560 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
568 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
575 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
581 ra_val = kvmppc_get_gpr(vcpu, ra);
582 kvmppc_emulate_treclaim(vcpu, ra_val);
587 ulong guest_msr = kvmppc_get_msr(vcpu);
593 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
594 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
602 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
614 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
619 kvmppc_emulate_trchkpt(vcpu);
632 emulated = kvmppc_emulate_paired_single(vcpu);
637 void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, bool upper,
657 static struct kvmppc_bat *kvmppc_find_bat(struct kvm_vcpu *vcpu, int sprn)
659 struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu);
682 int kvmppc_core_emulate_mtspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
688 if (!spr_allowed(vcpu, PRIV_HYPER))
690 to_book3s(vcpu)->sdr1 = spr_val;
693 kvmppc_set_dsisr(vcpu, spr_val);
696 kvmppc_set_dar(vcpu, spr_val);
699 to_book3s(vcpu)->hior = spr_val;
706 struct kvmppc_bat *bat = kvmppc_find_bat(vcpu, sprn);
708 kvmppc_set_bat(vcpu, bat, !(sprn % 2), (u32)spr_val);
711 kvmppc_mmu_pte_flush(vcpu, 0, 0);
712 kvmppc_mmu_flush_segments(vcpu);
716 to_book3s(vcpu)->hid[0] = spr_val;
719 to_book3s(vcpu)->hid[1] = spr_val;
722 to_book3s(vcpu)->hid[2] = spr_val;
725 to_book3s(vcpu)->hid[2] = spr_val;
727 switch (vcpu->arch.pvr) {
737 if (vcpu->arch.hflags & BOOK3S_HFLAG_NATIVE_PS) {
740 vcpu->arch.hflags |= BOOK3S_HFLAG_PAIRED_SINGLE;
741 kvmppc_giveup_ext(vcpu, MSR_FP);
743 vcpu->arch.hflags &= ~BOOK3S_HFLAG_PAIRED_SINGLE;
750 to_book3s(vcpu)->hid[4] = spr_val;
753 to_book3s(vcpu)->hid[5] = spr_val;
755 if (vcpu->arch.mmu.is_dcbz32(vcpu) &&
757 vcpu->arch.hflags |= BOOK3S_HFLAG_DCBZ32;
767 to_book3s(vcpu)->gqr[sprn - SPRN_GQR0] = spr_val;
771 kvmppc_set_fscr(vcpu, spr_val);
774 vcpu->arch.bescr = spr_val;
777 vcpu->arch.ebbhr = spr_val;
780 vcpu->arch.ebbrr = spr_val;
789 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
790 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
795 if (MSR_TM_ACTIVE(kvmppc_get_msr(vcpu)) &&
796 !((MSR_TM_SUSPENDED(kvmppc_get_msr(vcpu))) &&
802 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
849 if (kvmppc_get_msr(vcpu) & MSR_PR) {
850 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
854 if ((kvmppc_get_msr(vcpu) & MSR_PR) || sprn == 0) {
855 kvmppc_core_queue_program(vcpu, SRR1_PROGILL);
865 int kvmppc_core_emulate_mfspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
875 struct kvmppc_bat *bat = kvmppc_find_bat(vcpu, sprn);
885 if (!spr_allowed(vcpu, PRIV_HYPER))
887 *spr_val = to_book3s(vcpu)->sdr1;
890 *spr_val = kvmppc_get_dsisr(vcpu);
893 *spr_val = kvmppc_get_dar(vcpu);
896 *spr_val = to_book3s(vcpu)->hior;
899 *spr_val = to_book3s(vcpu)->hid[0];
902 *spr_val = to_book3s(vcpu)->hid[1];
906 *spr_val = to_book3s(vcpu)->hid[2];
910 *spr_val = to_book3s(vcpu)->hid[4];
913 *spr_val = to_book3s(vcpu)->hid[5];
923 *spr_val = vcpu->arch.purr;
929 *spr_val = vcpu->arch.spurr;
932 *spr_val = to_book3s(vcpu)->vtb;
935 *spr_val = vcpu->arch.ic;
945 *spr_val = to_book3s(vcpu)->gqr[sprn - SPRN_GQR0];
949 *spr_val = vcpu->arch.fscr;
952 *spr_val = vcpu->arch.bescr;
955 *spr_val = vcpu->arch.ebbhr;
958 *spr_val = vcpu->arch.ebbrr;
967 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
968 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
1014 if (kvmppc_get_msr(vcpu) & MSR_PR) {
1015 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
1019 if ((kvmppc_get_msr(vcpu) & MSR_PR) || sprn == 0 ||
1021 kvmppc_core_queue_program(vcpu, SRR1_PROGILL);
1032 u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst)
1037 ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst)
1043 return vcpu->arch.fault_dar;
1055 dar = kvmppc_get_gpr(vcpu, ra);
1060 dar = kvmppc_get_gpr(vcpu, ra);
1061 dar += kvmppc_get_gpr(vcpu, rb);