Lines Matching refs:vcpu
42 bool kvm_condition_valid32(const struct kvm_vcpu *vcpu);
43 void kvm_skip_instr32(struct kvm_vcpu *vcpu);
45 void kvm_inject_undefined(struct kvm_vcpu *vcpu);
46 void kvm_inject_vabt(struct kvm_vcpu *vcpu);
47 void kvm_inject_dabt(struct kvm_vcpu *vcpu, unsigned long addr);
48 void kvm_inject_pabt(struct kvm_vcpu *vcpu, unsigned long addr);
49 void kvm_inject_size_fault(struct kvm_vcpu *vcpu);
51 void kvm_vcpu_wfi(struct kvm_vcpu *vcpu);
53 void kvm_emulate_nested_eret(struct kvm_vcpu *vcpu);
54 int kvm_inject_nested_sync(struct kvm_vcpu *vcpu, u64 esr_el2);
55 int kvm_inject_nested_irq(struct kvm_vcpu *vcpu);
58 static __always_inline bool vcpu_el1_is_32bit(struct kvm_vcpu *vcpu)
60 return !(vcpu->arch.hcr_el2 & HCR_RW);
63 static __always_inline bool vcpu_el1_is_32bit(struct kvm_vcpu *vcpu)
65 return test_bit(KVM_ARM_VCPU_EL1_32BIT, vcpu->arch.features);
69 static inline void vcpu_reset_hcr(struct kvm_vcpu *vcpu)
71 vcpu->arch.hcr_el2 = HCR_GUEST_FLAGS;
73 vcpu->arch.hcr_el2 |= HCR_E2H;
76 vcpu->arch.hcr_el2 |= HCR_TEA;
78 vcpu->arch.hcr_el2 |= HCR_TERR;
82 vcpu->arch.hcr_el2 |= HCR_FWB;
90 vcpu->arch.hcr_el2 |= HCR_TVM;
95 vcpu->arch.hcr_el2 |= HCR_TID4;
97 vcpu->arch.hcr_el2 |= HCR_TID2;
99 if (vcpu_el1_is_32bit(vcpu))
100 vcpu->arch.hcr_el2 &= ~HCR_RW;
102 if (kvm_has_mte(vcpu->kvm))
103 vcpu->arch.hcr_el2 |= HCR_ATA;
106 static inline unsigned long *vcpu_hcr(struct kvm_vcpu *vcpu)
108 return (unsigned long *)&vcpu->arch.hcr_el2;
111 static inline void vcpu_clear_wfx_traps(struct kvm_vcpu *vcpu)
113 vcpu->arch.hcr_el2 &= ~HCR_TWE;
114 if (atomic_read(&vcpu->arch.vgic_cpu.vgic_v3.its_vpe.vlpi_count) ||
115 vcpu->kvm->arch.vgic.nassgireq)
116 vcpu->arch.hcr_el2 &= ~HCR_TWI;
118 vcpu->arch.hcr_el2 |= HCR_TWI;
121 static inline void vcpu_set_wfx_traps(struct kvm_vcpu *vcpu)
123 vcpu->arch.hcr_el2 |= HCR_TWE;
124 vcpu->arch.hcr_el2 |= HCR_TWI;
127 static inline void vcpu_ptrauth_enable(struct kvm_vcpu *vcpu)
129 vcpu->arch.hcr_el2 |= (HCR_API | HCR_APK);
132 static inline void vcpu_ptrauth_disable(struct kvm_vcpu *vcpu)
134 vcpu->arch.hcr_el2 &= ~(HCR_API | HCR_APK);
137 static inline unsigned long vcpu_get_vsesr(struct kvm_vcpu *vcpu)
139 return vcpu->arch.vsesr_el2;
142 static inline void vcpu_set_vsesr(struct kvm_vcpu *vcpu, u64 vsesr)
144 vcpu->arch.vsesr_el2 = vsesr;
147 static __always_inline unsigned long *vcpu_pc(const struct kvm_vcpu *vcpu)
149 return (unsigned long *)&vcpu_gp_regs(vcpu)->pc;
152 static __always_inline unsigned long *vcpu_cpsr(const struct kvm_vcpu *vcpu)
154 return (unsigned long *)&vcpu_gp_regs(vcpu)->pstate;
157 static __always_inline bool vcpu_mode_is_32bit(const struct kvm_vcpu *vcpu)
159 return !!(*vcpu_cpsr(vcpu) & PSR_MODE32_BIT);
162 static __always_inline bool kvm_condition_valid(const struct kvm_vcpu *vcpu)
164 if (vcpu_mode_is_32bit(vcpu))
165 return kvm_condition_valid32(vcpu);
170 static inline void vcpu_set_thumb(struct kvm_vcpu *vcpu)
172 *vcpu_cpsr(vcpu) |= PSR_AA32_T_BIT;
180 static __always_inline unsigned long vcpu_get_reg(const struct kvm_vcpu *vcpu,
183 return (reg_num == 31) ? 0 : vcpu_gp_regs(vcpu)->regs[reg_num];
186 static __always_inline void vcpu_set_reg(struct kvm_vcpu *vcpu, u8 reg_num,
190 vcpu_gp_regs(vcpu)->regs[reg_num] = val;
204 static inline bool vcpu_is_el2(const struct kvm_vcpu *vcpu)
206 return vcpu_is_el2_ctxt(&vcpu->arch.ctxt);
214 static inline bool vcpu_el2_e2h_is_set(const struct kvm_vcpu *vcpu)
216 return __vcpu_el2_e2h_is_set(&vcpu->arch.ctxt);
224 static inline bool vcpu_el2_tge_is_set(const struct kvm_vcpu *vcpu)
226 return __vcpu_el2_tge_is_set(&vcpu->arch.ctxt);
232 * We are in a hypervisor context if the vcpu mode is EL2 or
244 static inline bool is_hyp_ctxt(const struct kvm_vcpu *vcpu)
246 return __is_hyp_ctxt(&vcpu->arch.ctxt);
281 static inline bool vcpu_mode_priv(const struct kvm_vcpu *vcpu)
285 if (vcpu_mode_is_32bit(vcpu)) {
286 mode = *vcpu_cpsr(vcpu) & PSR_AA32_MODE_MASK;
290 mode = *vcpu_cpsr(vcpu) & PSR_MODE_MASK;
295 static __always_inline u64 kvm_vcpu_get_esr(const struct kvm_vcpu *vcpu)
297 return vcpu->arch.fault.esr_el2;
300 static __always_inline int kvm_vcpu_get_condition(const struct kvm_vcpu *vcpu)
302 u64 esr = kvm_vcpu_get_esr(vcpu);
310 static __always_inline unsigned long kvm_vcpu_get_hfar(const struct kvm_vcpu *vcpu)
312 return vcpu->arch.fault.far_el2;
315 static __always_inline phys_addr_t kvm_vcpu_get_fault_ipa(const struct kvm_vcpu *vcpu)
317 return ((phys_addr_t)vcpu->arch.fault.hpfar_el2 & HPFAR_MASK) << 8;
320 static inline u64 kvm_vcpu_get_disr(const struct kvm_vcpu *vcpu)
322 return vcpu->arch.fault.disr_el1;
325 static inline u32 kvm_vcpu_hvc_get_imm(const struct kvm_vcpu *vcpu)
327 return kvm_vcpu_get_esr(vcpu) & ESR_ELx_xVC_IMM_MASK;
330 static __always_inline bool kvm_vcpu_dabt_isvalid(const struct kvm_vcpu *vcpu)
332 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_ISV);
335 static inline unsigned long kvm_vcpu_dabt_iss_nisv_sanitized(const struct kvm_vcpu *vcpu)
337 return kvm_vcpu_get_esr(vcpu) & (ESR_ELx_CM | ESR_ELx_WNR | ESR_ELx_FSC);
340 static inline bool kvm_vcpu_dabt_issext(const struct kvm_vcpu *vcpu)
342 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_SSE);
345 static inline bool kvm_vcpu_dabt_issf(const struct kvm_vcpu *vcpu)
347 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_SF);
350 static __always_inline int kvm_vcpu_dabt_get_rd(const struct kvm_vcpu *vcpu)
352 return (kvm_vcpu_get_esr(vcpu) & ESR_ELx_SRT_MASK) >> ESR_ELx_SRT_SHIFT;
355 static __always_inline bool kvm_vcpu_abt_iss1tw(const struct kvm_vcpu *vcpu)
357 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_S1PTW);
361 static __always_inline bool kvm_vcpu_dabt_iswrite(const struct kvm_vcpu *vcpu)
363 return kvm_vcpu_get_esr(vcpu) & ESR_ELx_WNR;
366 static inline bool kvm_vcpu_dabt_is_cm(const struct kvm_vcpu *vcpu)
368 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_CM);
371 static __always_inline unsigned int kvm_vcpu_dabt_get_as(const struct kvm_vcpu *vcpu)
373 return 1 << ((kvm_vcpu_get_esr(vcpu) & ESR_ELx_SAS) >> ESR_ELx_SAS_SHIFT);
377 static __always_inline bool kvm_vcpu_trap_il_is32bit(const struct kvm_vcpu *vcpu)
379 return !!(kvm_vcpu_get_esr(vcpu) & ESR_ELx_IL);
382 static __always_inline u8 kvm_vcpu_trap_get_class(const struct kvm_vcpu *vcpu)
384 return ESR_ELx_EC(kvm_vcpu_get_esr(vcpu));
387 static inline bool kvm_vcpu_trap_is_iabt(const struct kvm_vcpu *vcpu)
389 return kvm_vcpu_trap_get_class(vcpu) == ESR_ELx_EC_IABT_LOW;
392 static inline bool kvm_vcpu_trap_is_exec_fault(const struct kvm_vcpu *vcpu)
394 return kvm_vcpu_trap_is_iabt(vcpu) && !kvm_vcpu_abt_iss1tw(vcpu);
397 static __always_inline u8 kvm_vcpu_trap_get_fault(const struct kvm_vcpu *vcpu)
399 return kvm_vcpu_get_esr(vcpu) & ESR_ELx_FSC;
402 static __always_inline u8 kvm_vcpu_trap_get_fault_type(const struct kvm_vcpu *vcpu)
404 return kvm_vcpu_get_esr(vcpu) & ESR_ELx_FSC_TYPE;
407 static __always_inline u8 kvm_vcpu_trap_get_fault_level(const struct kvm_vcpu *vcpu)
409 return kvm_vcpu_get_esr(vcpu) & ESR_ELx_FSC_LEVEL;
412 static __always_inline bool kvm_vcpu_abt_issea(const struct kvm_vcpu *vcpu)
414 switch (kvm_vcpu_trap_get_fault(vcpu)) {
431 static __always_inline int kvm_vcpu_sys_get_rt(struct kvm_vcpu *vcpu)
433 u64 esr = kvm_vcpu_get_esr(vcpu);
437 static inline bool kvm_is_write_fault(struct kvm_vcpu *vcpu)
439 if (kvm_vcpu_abt_iss1tw(vcpu)) {
452 switch (kvm_vcpu_trap_get_fault_type(vcpu)) {
460 if (kvm_vcpu_trap_is_iabt(vcpu))
463 return kvm_vcpu_dabt_iswrite(vcpu);
466 static inline unsigned long kvm_vcpu_get_mpidr_aff(struct kvm_vcpu *vcpu)
468 return vcpu_read_sys_reg(vcpu, MPIDR_EL1) & MPIDR_HWID_BITMASK;
471 static inline void kvm_vcpu_set_be(struct kvm_vcpu *vcpu)
473 if (vcpu_mode_is_32bit(vcpu)) {
474 *vcpu_cpsr(vcpu) |= PSR_AA32_E_BIT;
476 u64 sctlr = vcpu_read_sys_reg(vcpu, SCTLR_EL1);
478 vcpu_write_sys_reg(vcpu, sctlr, SCTLR_EL1);
482 static inline bool kvm_vcpu_is_be(struct kvm_vcpu *vcpu)
484 if (vcpu_mode_is_32bit(vcpu))
485 return !!(*vcpu_cpsr(vcpu) & PSR_AA32_E_BIT);
487 if (vcpu_mode_priv(vcpu))
488 return !!(vcpu_read_sys_reg(vcpu, SCTLR_EL1) & SCTLR_ELx_EE);
490 return !!(vcpu_read_sys_reg(vcpu, SCTLR_EL1) & SCTLR_EL1_E0E);
493 static inline unsigned long vcpu_data_guest_to_host(struct kvm_vcpu *vcpu,
497 if (kvm_vcpu_is_be(vcpu)) {
524 static inline unsigned long vcpu_data_host_to_guest(struct kvm_vcpu *vcpu,
528 if (kvm_vcpu_is_be(vcpu)) {
555 static __always_inline void kvm_incr_pc(struct kvm_vcpu *vcpu)
557 WARN_ON(vcpu_get_flag(vcpu, PENDING_EXCEPTION));
558 vcpu_set_flag(vcpu, INCREMENT_PC);
569 static inline bool vcpu_has_feature(struct kvm_vcpu *vcpu, int feature)
571 return test_bit(feature, vcpu->arch.features);
582 static __always_inline u64 kvm_get_reset_cptr_el2(struct kvm_vcpu *vcpu)
594 if (!vcpu_has_sve(vcpu) ||
595 (vcpu->arch.fp_state != FP_STATE_GUEST_OWNED))
602 if (vcpu_has_sve(vcpu) &&
603 (vcpu->arch.fp_state == FP_STATE_GUEST_OWNED))
612 static __always_inline void kvm_reset_cptr_el2(struct kvm_vcpu *vcpu)
614 u64 val = kvm_get_reset_cptr_el2(vcpu);