Lines Matching refs:vcpu
70 static bool spr_allowed(struct kvm_vcpu *vcpu, enum priv_level level)
73 if (vcpu->arch.papr_enabled && (level > PRIV_SUPER))
77 if ((kvmppc_get_msr(vcpu) & MSR_PR) && level > PRIV_PROBLEM)
84 static inline void kvmppc_copyto_vcpu_tm(struct kvm_vcpu *vcpu)
86 memcpy(&vcpu->arch.gpr_tm[0], &vcpu->arch.regs.gpr[0],
87 sizeof(vcpu->arch.gpr_tm));
88 memcpy(&vcpu->arch.fp_tm, &vcpu->arch.fp,
90 memcpy(&vcpu->arch.vr_tm, &vcpu->arch.vr,
92 vcpu->arch.ppr_tm = vcpu->arch.ppr;
93 vcpu->arch.dscr_tm = vcpu->arch.dscr;
94 vcpu->arch.amr_tm = vcpu->arch.amr;
95 vcpu->arch.ctr_tm = vcpu->arch.regs.ctr;
96 vcpu->arch.tar_tm = vcpu->arch.tar;
97 vcpu->arch.lr_tm = vcpu->arch.regs.link;
98 vcpu->arch.cr_tm = vcpu->arch.regs.ccr;
99 vcpu->arch.xer_tm = vcpu->arch.regs.xer;
100 vcpu->arch.vrsave_tm = vcpu->arch.vrsave;
103 static inline void kvmppc_copyfrom_vcpu_tm(struct kvm_vcpu *vcpu)
105 memcpy(&vcpu->arch.regs.gpr[0], &vcpu->arch.gpr_tm[0],
106 sizeof(vcpu->arch.regs.gpr));
107 memcpy(&vcpu->arch.fp, &vcpu->arch.fp_tm,
109 memcpy(&vcpu->arch.vr, &vcpu->arch.vr_tm,
111 vcpu->arch.ppr = vcpu->arch.ppr_tm;
112 vcpu->arch.dscr = vcpu->arch.dscr_tm;
113 vcpu->arch.amr = vcpu->arch.amr_tm;
114 vcpu->arch.regs.ctr = vcpu->arch.ctr_tm;
115 vcpu->arch.tar = vcpu->arch.tar_tm;
116 vcpu->arch.regs.link = vcpu->arch.lr_tm;
117 vcpu->arch.regs.ccr = vcpu->arch.cr_tm;
118 vcpu->arch.regs.xer = vcpu->arch.xer_tm;
119 vcpu->arch.vrsave = vcpu->arch.vrsave_tm;
122 static void kvmppc_emulate_treclaim(struct kvm_vcpu *vcpu, int ra_val)
124 unsigned long guest_msr = kvmppc_get_msr(vcpu);
129 vcpu->arch.regs.ccr = (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)) |
136 kvmppc_save_tm_pr(vcpu);
137 kvmppc_copyfrom_vcpu_tm(vcpu);
145 if (kvmppc_get_msr(vcpu) & MSR_PR)
148 if (kvmppc_get_msr(vcpu) & MSR_HV)
151 vcpu->arch.texasr = texasr;
152 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
154 mtspr(SPRN_TFIAR, vcpu->arch.tfiar);
161 kvmppc_set_msr(vcpu, guest_msr);
164 if (vcpu->arch.shadow_fscr & FSCR_TAR)
165 mtspr(SPRN_TAR, vcpu->arch.tar);
168 static void kvmppc_emulate_trchkpt(struct kvm_vcpu *vcpu)
170 unsigned long guest_msr = kvmppc_get_msr(vcpu);
174 * need flush FP/VEC/VSX to vcpu save area before
177 kvmppc_giveup_ext(vcpu, MSR_VSX);
178 kvmppc_giveup_fac(vcpu, FSCR_TAR_LG);
179 kvmppc_copyto_vcpu_tm(vcpu);
180 kvmppc_save_tm_sprs(vcpu);
187 kvmppc_set_msr(vcpu, guest_msr);
188 kvmppc_restore_tm_pr(vcpu);
193 void kvmppc_emulate_tabort(struct kvm_vcpu *vcpu, int ra_val)
199 unsigned long guest_msr = kvmppc_get_msr(vcpu);
208 vcpu->arch.regs.ccr = (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)) |
212 vcpu->arch.texasr = mfspr(SPRN_TEXASR);
219 vcpu->arch.texasr &= ~(TEXASR_PR | TEXASR_HV);
221 vcpu->arch.texasr |= TEXASR_PR;
224 vcpu->arch.texasr |= TEXASR_HV;
226 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
234 int kvmppc_core_emulate_op_pr(struct kvm_vcpu *vcpu,
247 if ((kvmppc_get_msr(vcpu) & MSR_LE) &&
256 kvmppc_set_gpr(vcpu, 3, EV_UNIMPLEMENTED);
257 kvmppc_set_pc(vcpu, kvmppc_get_pc(vcpu) + 4);
265 unsigned long srr1 = kvmppc_get_srr1(vcpu);
267 unsigned long cur_msr = kvmppc_get_msr(vcpu);
281 kvmppc_set_pc(vcpu, kvmppc_get_srr0(vcpu));
282 kvmppc_set_msr(vcpu, srr1);
295 kvmppc_set_gpr(vcpu, rt, kvmppc_get_msr(vcpu));
299 ulong rs_val = kvmppc_get_gpr(vcpu, rs);
301 ulong new_msr = kvmppc_get_msr(vcpu);
304 kvmppc_set_msr_fast(vcpu, new_msr);
306 kvmppc_set_msr(vcpu, rs_val);
310 kvmppc_set_msr(vcpu, kvmppc_get_gpr(vcpu, rs));
317 if (vcpu->arch.mmu.mfsrin) {
319 sr = vcpu->arch.mmu.mfsrin(vcpu, srnum);
320 kvmppc_set_gpr(vcpu, rt, sr);
328 srnum = (kvmppc_get_gpr(vcpu, rb) >> 28) & 0xf;
329 if (vcpu->arch.mmu.mfsrin) {
331 sr = vcpu->arch.mmu.mfsrin(vcpu, srnum);
332 kvmppc_set_gpr(vcpu, rt, sr);
337 vcpu->arch.mmu.mtsrin(vcpu,
339 kvmppc_get_gpr(vcpu, rs));
342 vcpu->arch.mmu.mtsrin(vcpu,
343 (kvmppc_get_gpr(vcpu, rb) >> 28) & 0xf,
344 kvmppc_get_gpr(vcpu, rs));
350 ulong addr = kvmppc_get_gpr(vcpu, rb);
351 vcpu->arch.mmu.tlbie(vcpu, addr, large);
358 ulong cmd = kvmppc_get_gpr(vcpu, 3);
361 if ((kvmppc_get_msr(vcpu) & MSR_PR) ||
362 !vcpu->arch.papr_enabled) {
367 if (kvmppc_h_pr(vcpu, cmd) == EMULATE_DONE)
370 vcpu->run->papr_hcall.nr = cmd;
372 ulong gpr = kvmppc_get_gpr(vcpu, 4 + i);
373 vcpu->run->papr_hcall.args[i] = gpr;
376 vcpu->run->exit_reason = KVM_EXIT_PAPR_HCALL;
377 vcpu->arch.hcall_needed = 1;
385 if (!vcpu->arch.mmu.slbmte)
388 vcpu->arch.mmu.slbmte(vcpu,
389 kvmppc_get_gpr(vcpu, rs),
390 kvmppc_get_gpr(vcpu, rb));
393 if (!vcpu->arch.mmu.slbie)
396 vcpu->arch.mmu.slbie(vcpu,
397 kvmppc_get_gpr(vcpu, rb));
400 if (!vcpu->arch.mmu.slbia)
403 vcpu->arch.mmu.slbia(vcpu);
406 if (!(inst & 1) || !vcpu->arch.mmu.slbfee) {
410 ulong cr = kvmppc_get_cr(vcpu) & ~CR0_MASK;
412 b = kvmppc_get_gpr(vcpu, rb);
413 if (!vcpu->arch.mmu.slbfee(vcpu, b, &t))
415 kvmppc_set_gpr(vcpu, rt, t);
417 cr |= (vcpu->arch.regs.xer & 0x80000000) >>
419 kvmppc_set_cr(vcpu, cr);
423 if (!vcpu->arch.mmu.slbmfee) {
428 rb_val = kvmppc_get_gpr(vcpu, rb);
429 t = vcpu->arch.mmu.slbmfee(vcpu, rb_val);
430 kvmppc_set_gpr(vcpu, rt, t);
434 if (!vcpu->arch.mmu.slbmfev) {
439 rb_val = kvmppc_get_gpr(vcpu, rb);
440 t = vcpu->arch.mmu.slbmfev(vcpu, rb_val);
441 kvmppc_set_gpr(vcpu, rt, t);
449 ulong rb_val = kvmppc_get_gpr(vcpu, rb);
457 ra_val = kvmppc_get_gpr(vcpu, ra);
460 if (!(kvmppc_get_msr(vcpu) & MSR_SF))
464 r = kvmppc_st(vcpu, &addr, 32, zeros, true);
467 kvmppc_set_dar(vcpu, vaddr);
468 vcpu->arch.fault_dar = vaddr;
476 kvmppc_set_dsisr(vcpu, dsisr);
477 vcpu->arch.fault_dsisr = dsisr;
479 kvmppc_book3s_queue_irqprio(vcpu,
491 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
492 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
497 if (!(kvmppc_get_msr(vcpu) & MSR_PR)) {
499 vcpu->arch.regs.ccr = (CR0_TBEGIN_FAILURE |
500 (vcpu->arch.regs.ccr & ~(CR0_MASK << CR0_SHIFT)));
502 vcpu->arch.texasr = (TEXASR_FS | TEXASR_EXACT |
507 vcpu->arch.texasr |= TEXASR_ROT;
509 if (kvmppc_get_msr(vcpu) & MSR_HV)
510 vcpu->arch.texasr |= TEXASR_HV;
512 vcpu->arch.tfhar = kvmppc_get_pc(vcpu) + 4;
513 vcpu->arch.tfiar = kvmppc_get_pc(vcpu);
515 kvmppc_restore_tm_sprs(vcpu);
523 ulong guest_msr = kvmppc_get_msr(vcpu);
529 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
530 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
542 ra_val = kvmppc_get_gpr(vcpu, ra);
544 kvmppc_emulate_tabort(vcpu, ra_val);
549 ulong guest_msr = kvmppc_get_msr(vcpu);
555 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
556 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
564 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
571 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
577 ra_val = kvmppc_get_gpr(vcpu, ra);
578 kvmppc_emulate_treclaim(vcpu, ra_val);
583 ulong guest_msr = kvmppc_get_msr(vcpu);
589 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
590 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
598 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
610 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
615 kvmppc_emulate_trchkpt(vcpu);
628 emulated = kvmppc_emulate_paired_single(vcpu);
633 void kvmppc_set_bat(struct kvm_vcpu *vcpu, struct kvmppc_bat *bat, bool upper,
653 static struct kvmppc_bat *kvmppc_find_bat(struct kvm_vcpu *vcpu, int sprn)
655 struct kvmppc_vcpu_book3s *vcpu_book3s = to_book3s(vcpu);
678 int kvmppc_core_emulate_mtspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
684 if (!spr_allowed(vcpu, PRIV_HYPER))
686 to_book3s(vcpu)->sdr1 = spr_val;
689 kvmppc_set_dsisr(vcpu, spr_val);
692 kvmppc_set_dar(vcpu, spr_val);
695 to_book3s(vcpu)->hior = spr_val;
702 struct kvmppc_bat *bat = kvmppc_find_bat(vcpu, sprn);
704 kvmppc_set_bat(vcpu, bat, !(sprn % 2), (u32)spr_val);
707 kvmppc_mmu_pte_flush(vcpu, 0, 0);
708 kvmppc_mmu_flush_segments(vcpu);
712 to_book3s(vcpu)->hid[0] = spr_val;
715 to_book3s(vcpu)->hid[1] = spr_val;
718 to_book3s(vcpu)->hid[2] = spr_val;
721 to_book3s(vcpu)->hid[2] = spr_val;
723 switch (vcpu->arch.pvr) {
733 if (vcpu->arch.hflags & BOOK3S_HFLAG_NATIVE_PS) {
736 vcpu->arch.hflags |= BOOK3S_HFLAG_PAIRED_SINGLE;
737 kvmppc_giveup_ext(vcpu, MSR_FP);
739 vcpu->arch.hflags &= ~BOOK3S_HFLAG_PAIRED_SINGLE;
746 to_book3s(vcpu)->hid[4] = spr_val;
749 to_book3s(vcpu)->hid[5] = spr_val;
751 if (vcpu->arch.mmu.is_dcbz32(vcpu) &&
753 vcpu->arch.hflags |= BOOK3S_HFLAG_DCBZ32;
763 to_book3s(vcpu)->gqr[sprn - SPRN_GQR0] = spr_val;
767 kvmppc_set_fscr(vcpu, spr_val);
770 vcpu->arch.bescr = spr_val;
773 vcpu->arch.ebbhr = spr_val;
776 vcpu->arch.ebbrr = spr_val;
785 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
786 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
791 if (MSR_TM_ACTIVE(kvmppc_get_msr(vcpu)) &&
792 !((MSR_TM_SUSPENDED(kvmppc_get_msr(vcpu))) &&
798 kvmppc_core_queue_program(vcpu, SRR1_PROGTM);
848 if (kvmppc_get_msr(vcpu) & MSR_PR) {
849 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
853 if ((kvmppc_get_msr(vcpu) & MSR_PR) || sprn == 0) {
854 kvmppc_core_queue_program(vcpu, SRR1_PROGILL);
864 int kvmppc_core_emulate_mfspr_pr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
874 struct kvmppc_bat *bat = kvmppc_find_bat(vcpu, sprn);
884 if (!spr_allowed(vcpu, PRIV_HYPER))
886 *spr_val = to_book3s(vcpu)->sdr1;
889 *spr_val = kvmppc_get_dsisr(vcpu);
892 *spr_val = kvmppc_get_dar(vcpu);
895 *spr_val = to_book3s(vcpu)->hior;
898 *spr_val = to_book3s(vcpu)->hid[0];
901 *spr_val = to_book3s(vcpu)->hid[1];
905 *spr_val = to_book3s(vcpu)->hid[2];
909 *spr_val = to_book3s(vcpu)->hid[4];
912 *spr_val = to_book3s(vcpu)->hid[5];
922 *spr_val = vcpu->arch.purr;
928 *spr_val = vcpu->arch.spurr;
931 *spr_val = to_book3s(vcpu)->vtb;
934 *spr_val = vcpu->arch.ic;
944 *spr_val = to_book3s(vcpu)->gqr[sprn - SPRN_GQR0];
948 *spr_val = vcpu->arch.fscr;
951 *spr_val = vcpu->arch.bescr;
954 *spr_val = vcpu->arch.ebbhr;
957 *spr_val = vcpu->arch.ebbrr;
966 if (!(kvmppc_get_msr(vcpu) & MSR_TM)) {
967 kvmppc_trigger_fac_interrupt(vcpu, FSCR_TM_LG);
1016 if (kvmppc_get_msr(vcpu) & MSR_PR) {
1017 kvmppc_core_queue_program(vcpu, SRR1_PROGPRIV);
1021 if ((kvmppc_get_msr(vcpu) & MSR_PR) || sprn == 0 ||
1023 kvmppc_core_queue_program(vcpu, SRR1_PROGILL);
1034 u32 kvmppc_alignment_dsisr(struct kvm_vcpu *vcpu, unsigned int inst)
1039 ulong kvmppc_alignment_dar(struct kvm_vcpu *vcpu, unsigned int inst)
1045 return vcpu->arch.fault_dar;
1057 dar = kvmppc_get_gpr(vcpu, ra);
1062 dar = kvmppc_get_gpr(vcpu, ra);
1063 dar += kvmppc_get_gpr(vcpu, rb);