5 * KVM x86 specific structures and definitions
9 #include <linux/types.h>
10 #include <linux/ioctl.h>
28 /* Select x86 specific features in <linux/kvm.h> */
29 #define __KVM_HAVE_PIT
30 #define __KVM_HAVE_IOAPIC
31 #define __KVM_HAVE_IRQ_LINE
32 #define __KVM_HAVE_DEVICE_ASSIGNMENT
33 #define __KVM_HAVE_MSI
34 #define __KVM_HAVE_USER_NMI
35 #define __KVM_HAVE_GUEST_DEBUG
36 #define __KVM_HAVE_MSIX
37 #define __KVM_HAVE_MCE
38 #define __KVM_HAVE_PIT_STATE2
39 #define __KVM_HAVE_XEN_HVM
40 #define __KVM_HAVE_VCPU_EVENTS
41 #define __KVM_HAVE_DEBUGREGS
42 #define __KVM_HAVE_XSAVE
43 #define __KVM_HAVE_XCRS
44 #define __KVM_HAVE_READONLY_MEM
46 /* Architectural interrupt line count. */
47 #define KVM_NR_INTERRUPTS 256
49 struct kvm_memory_alias {
50 __u32 slot; /* this has a different namespace than memory slots */
52 __u64 guest_phys_addr;
54 __u64 target_phys_addr;
57 /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
58 struct kvm_pic_state {
59 __u8 last_irr; /* edge detection */
60 __u8 irr; /* interrupt request register */
61 __u8 imr; /* interrupt mask register */
62 __u8 isr; /* interrupt service register */
63 __u8 priority_add; /* highest irq priority */
70 __u8 rotate_on_auto_eoi;
71 __u8 special_fully_nested_mode;
72 __u8 init4; /* true if 4 byte init */
73 __u8 elcr; /* PIIX edge/trigger selection */
77 #define KVM_IOAPIC_NUM_PINS 24
78 struct kvm_ioapic_state {
90 __u8 delivery_status:1;
99 } redirtbl[KVM_IOAPIC_NUM_PINS];
102 #define KVM_IRQCHIP_PIC_MASTER 0
103 #define KVM_IRQCHIP_PIC_SLAVE 1
104 #define KVM_IRQCHIP_IOAPIC 2
105 #define KVM_NR_IRQCHIPS 3
107 /* for KVM_GET_REGS and KVM_SET_REGS */
109 /* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
110 __u64 rax, rbx, rcx, rdx;
111 __u64 rsi, rdi, rsp, rbp;
112 __u64 r8, r9, r10, r11;
113 __u64 r12, r13, r14, r15;
117 /* for KVM_GET_LAPIC and KVM_SET_LAPIC */
118 #define KVM_APIC_REG_SIZE 0x400
119 struct kvm_lapic_state {
120 char regs[KVM_APIC_REG_SIZE];
128 __u8 present, dpl, db, s, l, g, avl;
140 /* for KVM_GET_SREGS and KVM_SET_SREGS */
142 /* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
143 struct kvm_segment cs, ds, es, fs, gs, ss;
144 struct kvm_segment tr, ldt;
145 struct kvm_dtable gdt, idt;
146 __u64 cr0, cr2, cr3, cr4, cr8;
149 __u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64];
152 /* for KVM_GET_FPU and KVM_SET_FPU */
157 __u8 ftwx; /* in fxsave format */
167 struct kvm_msr_entry {
173 /* for KVM_GET_MSRS and KVM_SET_MSRS */
175 __u32 nmsrs; /* number of msrs in entries */
178 struct kvm_msr_entry entries[0];
181 /* for KVM_GET_MSR_INDEX_LIST */
182 struct kvm_msr_list {
183 __u32 nmsrs; /* number of msrs in entries */
188 struct kvm_cpuid_entry {
197 /* for KVM_SET_CPUID */
201 struct kvm_cpuid_entry entries[0];
204 struct kvm_cpuid_entry2 {
215 #define KVM_CPUID_FLAG_SIGNIFCANT_INDEX 1
216 #define KVM_CPUID_FLAG_STATEFUL_FUNC 2
217 #define KVM_CPUID_FLAG_STATE_READ_NEXT 4
219 /* for KVM_SET_CPUID2 */
223 struct kvm_cpuid_entry2 entries[0];
226 /* for KVM_GET_PIT and KVM_SET_PIT */
227 struct kvm_pit_channel_state {
228 __u32 count; /* can be 65536 */
240 __s64 count_load_time;
243 struct kvm_debug_exit_arch {
251 #define KVM_GUESTDBG_USE_SW_BP 0x00010000
252 #define KVM_GUESTDBG_USE_HW_BP 0x00020000
253 #define KVM_GUESTDBG_INJECT_DB 0x00040000
254 #define KVM_GUESTDBG_INJECT_BP 0x00080000
256 /* for KVM_SET_GUEST_DEBUG */
257 struct kvm_guest_debug_arch {
261 struct kvm_pit_state {
262 struct kvm_pit_channel_state channels[3];
265 #define KVM_PIT_FLAGS_HPET_LEGACY 0x00000001
267 struct kvm_pit_state2 {
268 struct kvm_pit_channel_state channels[3];
273 struct kvm_reinject_control {
278 /* When set in flags, include corresponding fields on KVM_SET_VCPU_EVENTS */
279 #define KVM_VCPUEVENT_VALID_NMI_PENDING 0x00000001
280 #define KVM_VCPUEVENT_VALID_SIPI_VECTOR 0x00000002
281 #define KVM_VCPUEVENT_VALID_SHADOW 0x00000004
283 /* Interrupt shadow states */
284 #define KVM_X86_SHADOW_INT_MOV_SS 0x01
285 #define KVM_X86_SHADOW_INT_STI 0x02
287 /* for KVM_GET/SET_VCPU_EVENTS */
288 struct kvm_vcpu_events {
313 /* for KVM_GET/SET_DEBUGREGS */
314 struct kvm_debugregs {
322 /* for KVM_CAP_XSAVE */
327 #define KVM_MAX_XCRS 16
338 struct kvm_xcr xcrs[KVM_MAX_XCRS];
342 /* definition of registers in kvm_run */
343 struct kvm_sync_regs {
346 #endif /* _ASM_X86_KVM_H */