5 * KVM x86 specific structures and definitions
9 #include <linux/types.h>
10 #include <linux/ioctl.h>
12 /* Select x86 specific features in <linux/kvm.h> */
13 #define __KVM_HAVE_PIT
14 #define __KVM_HAVE_IOAPIC
15 #define __KVM_HAVE_DEVICE_ASSIGNMENT
16 #define __KVM_HAVE_MSI
17 #define __KVM_HAVE_USER_NMI
18 #define __KVM_HAVE_GUEST_DEBUG
19 #define __KVM_HAVE_MSIX
20 #define __KVM_HAVE_MCE
21 #define __KVM_HAVE_PIT_STATE2
22 #define __KVM_HAVE_XEN_HVM
23 #define __KVM_HAVE_VCPU_EVENTS
24 #define __KVM_HAVE_DEBUGREGS
25 #define __KVM_HAVE_XSAVE
26 #define __KVM_HAVE_XCRS
28 /* Architectural interrupt line count. */
29 #define KVM_NR_INTERRUPTS 256
31 struct kvm_memory_alias
{
32 __u32 slot
; /* this has a different namespace than memory slots */
34 __u64 guest_phys_addr
;
36 __u64 target_phys_addr
;
39 /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
40 struct kvm_pic_state
{
41 __u8 last_irr
; /* edge detection */
42 __u8 irr
; /* interrupt request register */
43 __u8 imr
; /* interrupt mask register */
44 __u8 isr
; /* interrupt service register */
45 __u8 priority_add
; /* highest irq priority */
52 __u8 rotate_on_auto_eoi
;
53 __u8 special_fully_nested_mode
;
54 __u8 init4
; /* true if 4 byte init */
55 __u8 elcr
; /* PIIX edge/trigger selection */
59 #define KVM_IOAPIC_NUM_PINS 24
60 struct kvm_ioapic_state
{
72 __u8 delivery_status
:1;
81 } redirtbl
[KVM_IOAPIC_NUM_PINS
];
84 #define KVM_IRQCHIP_PIC_MASTER 0
85 #define KVM_IRQCHIP_PIC_SLAVE 1
86 #define KVM_IRQCHIP_IOAPIC 2
87 #define KVM_NR_IRQCHIPS 3
89 /* for KVM_GET_REGS and KVM_SET_REGS */
91 /* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
92 __u64 rax
, rbx
, rcx
, rdx
;
93 __u64 rsi
, rdi
, rsp
, rbp
;
94 __u64 r8
, r9
, r10
, r11
;
95 __u64 r12
, r13
, r14
, r15
;
99 /* for KVM_GET_LAPIC and KVM_SET_LAPIC */
100 #define KVM_APIC_REG_SIZE 0x400
101 struct kvm_lapic_state
{
102 char regs
[KVM_APIC_REG_SIZE
];
110 __u8 present
, dpl
, db
, s
, l
, g
, avl
;
122 /* for KVM_GET_SREGS and KVM_SET_SREGS */
124 /* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
125 struct kvm_segment cs
, ds
, es
, fs
, gs
, ss
;
126 struct kvm_segment tr
, ldt
;
127 struct kvm_dtable gdt
, idt
;
128 __u64 cr0
, cr2
, cr3
, cr4
, cr8
;
131 __u64 interrupt_bitmap
[(KVM_NR_INTERRUPTS
+ 63) / 64];
134 /* for KVM_GET_FPU and KVM_SET_FPU */
139 __u8 ftwx
; /* in fxsave format */
149 struct kvm_msr_entry
{
155 /* for KVM_GET_MSRS and KVM_SET_MSRS */
157 __u32 nmsrs
; /* number of msrs in entries */
160 struct kvm_msr_entry entries
[0];
163 /* for KVM_GET_MSR_INDEX_LIST */
164 struct kvm_msr_list
{
165 __u32 nmsrs
; /* number of msrs in entries */
170 struct kvm_cpuid_entry
{
179 /* for KVM_SET_CPUID */
183 struct kvm_cpuid_entry entries
[0];
186 struct kvm_cpuid_entry2
{
197 #define KVM_CPUID_FLAG_SIGNIFCANT_INDEX 1
198 #define KVM_CPUID_FLAG_STATEFUL_FUNC 2
199 #define KVM_CPUID_FLAG_STATE_READ_NEXT 4
201 /* for KVM_SET_CPUID2 */
205 struct kvm_cpuid_entry2 entries
[0];
208 /* for KVM_GET_PIT and KVM_SET_PIT */
209 struct kvm_pit_channel_state
{
210 __u32 count
; /* can be 65536 */
222 __s64 count_load_time
;
225 struct kvm_debug_exit_arch
{
233 #define KVM_GUESTDBG_USE_SW_BP 0x00010000
234 #define KVM_GUESTDBG_USE_HW_BP 0x00020000
235 #define KVM_GUESTDBG_INJECT_DB 0x00040000
236 #define KVM_GUESTDBG_INJECT_BP 0x00080000
238 /* for KVM_SET_GUEST_DEBUG */
239 struct kvm_guest_debug_arch
{
243 struct kvm_pit_state
{
244 struct kvm_pit_channel_state channels
[3];
247 #define KVM_PIT_FLAGS_HPET_LEGACY 0x00000001
249 struct kvm_pit_state2
{
250 struct kvm_pit_channel_state channels
[3];
255 struct kvm_reinject_control
{
260 /* When set in flags, include corresponding fields on KVM_SET_VCPU_EVENTS */
261 #define KVM_VCPUEVENT_VALID_NMI_PENDING 0x00000001
262 #define KVM_VCPUEVENT_VALID_SIPI_VECTOR 0x00000002
263 #define KVM_VCPUEVENT_VALID_SHADOW 0x00000004
265 /* Interrupt shadow states */
266 #define KVM_X86_SHADOW_INT_MOV_SS 0x01
267 #define KVM_X86_SHADOW_INT_STI 0x02
269 /* for KVM_GET/SET_VCPU_EVENTS */
270 struct kvm_vcpu_events
{
295 /* for KVM_GET/SET_DEBUGREGS */
296 struct kvm_debugregs
{
304 /* for KVM_CAP_XSAVE */
309 #define KVM_MAX_XCRS 16
320 struct kvm_xcr xcrs
[KVM_MAX_XCRS
];
324 #endif /* _ASM_X86_KVM_H */