xref: /linux/arch/x86/kvm/vmx/main.c (revision 566ab427f827b0256d3e8ce0235d088e6a9c28bd)
1 // SPDX-License-Identifier: GPL-2.0
2 #include <linux/moduleparam.h>
3 
4 #include "x86_ops.h"
5 #include "vmx.h"
6 #include "nested.h"
7 #include "pmu.h"
8 #include "posted_intr.h"
9 
10 #define VMX_REQUIRED_APICV_INHIBITS				\
11 	(BIT(APICV_INHIBIT_REASON_DISABLED) |			\
12 	 BIT(APICV_INHIBIT_REASON_ABSENT) |			\
13 	 BIT(APICV_INHIBIT_REASON_HYPERV) |			\
14 	 BIT(APICV_INHIBIT_REASON_BLOCKIRQ) |			\
15 	 BIT(APICV_INHIBIT_REASON_PHYSICAL_ID_ALIASED) |	\
16 	 BIT(APICV_INHIBIT_REASON_APIC_ID_MODIFIED) |		\
17 	 BIT(APICV_INHIBIT_REASON_APIC_BASE_MODIFIED))
18 
19 struct kvm_x86_ops vt_x86_ops __initdata = {
20 	.name = KBUILD_MODNAME,
21 
22 	.check_processor_compatibility = vmx_check_processor_compat,
23 
24 	.hardware_unsetup = vmx_hardware_unsetup,
25 
26 	.enable_virtualization_cpu = vmx_enable_virtualization_cpu,
27 	.disable_virtualization_cpu = vmx_disable_virtualization_cpu,
28 	.emergency_disable_virtualization_cpu = vmx_emergency_disable_virtualization_cpu,
29 
30 	.has_emulated_msr = vmx_has_emulated_msr,
31 
32 	.vm_size = sizeof(struct kvm_vmx),
33 	.vm_init = vmx_vm_init,
34 	.vm_destroy = vmx_vm_destroy,
35 
36 	.vcpu_precreate = vmx_vcpu_precreate,
37 	.vcpu_create = vmx_vcpu_create,
38 	.vcpu_free = vmx_vcpu_free,
39 	.vcpu_reset = vmx_vcpu_reset,
40 
41 	.prepare_switch_to_guest = vmx_prepare_switch_to_guest,
42 	.vcpu_load = vmx_vcpu_load,
43 	.vcpu_put = vmx_vcpu_put,
44 
45 	.update_exception_bitmap = vmx_update_exception_bitmap,
46 	.get_feature_msr = vmx_get_feature_msr,
47 	.get_msr = vmx_get_msr,
48 	.set_msr = vmx_set_msr,
49 	.get_segment_base = vmx_get_segment_base,
50 	.get_segment = vmx_get_segment,
51 	.set_segment = vmx_set_segment,
52 	.get_cpl = vmx_get_cpl,
53 	.get_cs_db_l_bits = vmx_get_cs_db_l_bits,
54 	.is_valid_cr0 = vmx_is_valid_cr0,
55 	.set_cr0 = vmx_set_cr0,
56 	.is_valid_cr4 = vmx_is_valid_cr4,
57 	.set_cr4 = vmx_set_cr4,
58 	.set_efer = vmx_set_efer,
59 	.get_idt = vmx_get_idt,
60 	.set_idt = vmx_set_idt,
61 	.get_gdt = vmx_get_gdt,
62 	.set_gdt = vmx_set_gdt,
63 	.set_dr7 = vmx_set_dr7,
64 	.sync_dirty_debug_regs = vmx_sync_dirty_debug_regs,
65 	.cache_reg = vmx_cache_reg,
66 	.get_rflags = vmx_get_rflags,
67 	.set_rflags = vmx_set_rflags,
68 	.get_if_flag = vmx_get_if_flag,
69 
70 	.flush_tlb_all = vmx_flush_tlb_all,
71 	.flush_tlb_current = vmx_flush_tlb_current,
72 	.flush_tlb_gva = vmx_flush_tlb_gva,
73 	.flush_tlb_guest = vmx_flush_tlb_guest,
74 
75 	.vcpu_pre_run = vmx_vcpu_pre_run,
76 	.vcpu_run = vmx_vcpu_run,
77 	.handle_exit = vmx_handle_exit,
78 	.skip_emulated_instruction = vmx_skip_emulated_instruction,
79 	.update_emulated_instruction = vmx_update_emulated_instruction,
80 	.set_interrupt_shadow = vmx_set_interrupt_shadow,
81 	.get_interrupt_shadow = vmx_get_interrupt_shadow,
82 	.patch_hypercall = vmx_patch_hypercall,
83 	.inject_irq = vmx_inject_irq,
84 	.inject_nmi = vmx_inject_nmi,
85 	.inject_exception = vmx_inject_exception,
86 	.cancel_injection = vmx_cancel_injection,
87 	.interrupt_allowed = vmx_interrupt_allowed,
88 	.nmi_allowed = vmx_nmi_allowed,
89 	.get_nmi_mask = vmx_get_nmi_mask,
90 	.set_nmi_mask = vmx_set_nmi_mask,
91 	.enable_nmi_window = vmx_enable_nmi_window,
92 	.enable_irq_window = vmx_enable_irq_window,
93 	.update_cr8_intercept = vmx_update_cr8_intercept,
94 
95 	.x2apic_icr_is_split = false,
96 	.set_virtual_apic_mode = vmx_set_virtual_apic_mode,
97 	.set_apic_access_page_addr = vmx_set_apic_access_page_addr,
98 	.refresh_apicv_exec_ctrl = vmx_refresh_apicv_exec_ctrl,
99 	.load_eoi_exitmap = vmx_load_eoi_exitmap,
100 	.apicv_pre_state_restore = vmx_apicv_pre_state_restore,
101 	.required_apicv_inhibits = VMX_REQUIRED_APICV_INHIBITS,
102 	.hwapic_irr_update = vmx_hwapic_irr_update,
103 	.hwapic_isr_update = vmx_hwapic_isr_update,
104 	.sync_pir_to_irr = vmx_sync_pir_to_irr,
105 	.deliver_interrupt = vmx_deliver_interrupt,
106 	.dy_apicv_has_pending_interrupt = pi_has_pending_interrupt,
107 
108 	.set_tss_addr = vmx_set_tss_addr,
109 	.set_identity_map_addr = vmx_set_identity_map_addr,
110 	.get_mt_mask = vmx_get_mt_mask,
111 
112 	.get_exit_info = vmx_get_exit_info,
113 
114 	.vcpu_after_set_cpuid = vmx_vcpu_after_set_cpuid,
115 
116 	.has_wbinvd_exit = cpu_has_vmx_wbinvd_exit,
117 
118 	.get_l2_tsc_offset = vmx_get_l2_tsc_offset,
119 	.get_l2_tsc_multiplier = vmx_get_l2_tsc_multiplier,
120 	.write_tsc_offset = vmx_write_tsc_offset,
121 	.write_tsc_multiplier = vmx_write_tsc_multiplier,
122 
123 	.load_mmu_pgd = vmx_load_mmu_pgd,
124 
125 	.check_intercept = vmx_check_intercept,
126 	.handle_exit_irqoff = vmx_handle_exit_irqoff,
127 
128 	.cpu_dirty_log_size = PML_ENTITY_NUM,
129 	.update_cpu_dirty_logging = vmx_update_cpu_dirty_logging,
130 
131 	.nested_ops = &vmx_nested_ops,
132 
133 	.pi_update_irte = vmx_pi_update_irte,
134 	.pi_start_assignment = vmx_pi_start_assignment,
135 
136 #ifdef CONFIG_X86_64
137 	.set_hv_timer = vmx_set_hv_timer,
138 	.cancel_hv_timer = vmx_cancel_hv_timer,
139 #endif
140 
141 	.setup_mce = vmx_setup_mce,
142 
143 #ifdef CONFIG_KVM_SMM
144 	.smi_allowed = vmx_smi_allowed,
145 	.enter_smm = vmx_enter_smm,
146 	.leave_smm = vmx_leave_smm,
147 	.enable_smi_window = vmx_enable_smi_window,
148 #endif
149 
150 	.check_emulate_instruction = vmx_check_emulate_instruction,
151 	.apic_init_signal_blocked = vmx_apic_init_signal_blocked,
152 	.migrate_timers = vmx_migrate_timers,
153 
154 	.msr_filter_changed = vmx_msr_filter_changed,
155 	.complete_emulated_msr = kvm_complete_insn_gp,
156 
157 	.vcpu_deliver_sipi_vector = kvm_vcpu_deliver_sipi_vector,
158 
159 	.get_untagged_addr = vmx_get_untagged_addr,
160 };
161 
162 struct kvm_x86_init_ops vt_init_ops __initdata = {
163 	.hardware_setup = vmx_hardware_setup,
164 	.handle_intel_pt_intr = NULL,
165 
166 	.runtime_ops = &vt_x86_ops,
167 	.pmu_ops = &intel_pmu_ops,
168 };
169