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_IRQ_LINE
16 #define __KVM_HAVE_DEVICE_ASSIGNMENT
17 #define __KVM_HAVE_MSI
18 #define __KVM_HAVE_USER_NMI
19 #define __KVM_HAVE_GUEST_DEBUG
20 #define __KVM_HAVE_MSIX
21 #define __KVM_HAVE_MCE
22 #define __KVM_HAVE_PIT_STATE2
23 #define __KVM_HAVE_XEN_HVM
24 #define __KVM_HAVE_VCPU_EVENTS
25 #define __KVM_HAVE_DEBUGREGS
26 #define __KVM_HAVE_XSAVE
27 #define __KVM_HAVE_XCRS
29 /* Architectural interrupt line count. */
30 #define KVM_NR_INTERRUPTS 256
32 struct kvm_memory_alias {
33 __u32 slot; /* this has a different namespace than memory slots */
35 __u64 guest_phys_addr;
37 __u64 target_phys_addr;
40 /* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
41 struct kvm_pic_state {
42 __u8 last_irr; /* edge detection */
43 __u8 irr; /* interrupt request register */
44 __u8 imr; /* interrupt mask register */
45 __u8 isr; /* interrupt service register */
46 __u8 priority_add; /* highest irq priority */
53 __u8 rotate_on_auto_eoi;
54 __u8 special_fully_nested_mode;
55 __u8 init4; /* true if 4 byte init */
56 __u8 elcr; /* PIIX edge/trigger selection */
60 #define KVM_IOAPIC_NUM_PINS 24
61 struct kvm_ioapic_state {
73 __u8 delivery_status:1;
82 } redirtbl[KVM_IOAPIC_NUM_PINS];
85 #define KVM_IRQCHIP_PIC_MASTER 0
86 #define KVM_IRQCHIP_PIC_SLAVE 1
87 #define KVM_IRQCHIP_IOAPIC 2
88 #define KVM_NR_IRQCHIPS 3
90 /* for KVM_GET_REGS and KVM_SET_REGS */
92 /* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
93 __u64 rax, rbx, rcx, rdx;
94 __u64 rsi, rdi, rsp, rbp;
95 __u64 r8, r9, r10, r11;
96 __u64 r12, r13, r14, r15;
100 /* for KVM_GET_LAPIC and KVM_SET_LAPIC */
101 #define KVM_APIC_REG_SIZE 0x400
102 struct kvm_lapic_state {
103 char regs[KVM_APIC_REG_SIZE];
111 __u8 present, dpl, db, s, l, g, avl;
123 /* for KVM_GET_SREGS and KVM_SET_SREGS */
125 /* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
126 struct kvm_segment cs, ds, es, fs, gs, ss;
127 struct kvm_segment tr, ldt;
128 struct kvm_dtable gdt, idt;
129 __u64 cr0, cr2, cr3, cr4, cr8;
132 __u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64];
135 /* for KVM_GET_FPU and KVM_SET_FPU */
140 __u8 ftwx; /* in fxsave format */
150 struct kvm_msr_entry {
156 /* for KVM_GET_MSRS and KVM_SET_MSRS */
158 __u32 nmsrs; /* number of msrs in entries */
161 struct kvm_msr_entry entries[0];
164 /* for KVM_GET_MSR_INDEX_LIST */
165 struct kvm_msr_list {
166 __u32 nmsrs; /* number of msrs in entries */
171 struct kvm_cpuid_entry {
180 /* for KVM_SET_CPUID */
184 struct kvm_cpuid_entry entries[0];
187 struct kvm_cpuid_entry2 {
198 #define KVM_CPUID_FLAG_SIGNIFCANT_INDEX 1
199 #define KVM_CPUID_FLAG_STATEFUL_FUNC 2
200 #define KVM_CPUID_FLAG_STATE_READ_NEXT 4
202 /* for KVM_SET_CPUID2 */
206 struct kvm_cpuid_entry2 entries[0];
209 /* for KVM_GET_PIT and KVM_SET_PIT */
210 struct kvm_pit_channel_state {
211 __u32 count; /* can be 65536 */
223 __s64 count_load_time;
226 struct kvm_debug_exit_arch {
234 #define KVM_GUESTDBG_USE_SW_BP 0x00010000
235 #define KVM_GUESTDBG_USE_HW_BP 0x00020000
236 #define KVM_GUESTDBG_INJECT_DB 0x00040000
237 #define KVM_GUESTDBG_INJECT_BP 0x00080000
239 /* for KVM_SET_GUEST_DEBUG */
240 struct kvm_guest_debug_arch {
244 struct kvm_pit_state {
245 struct kvm_pit_channel_state channels[3];
248 #define KVM_PIT_FLAGS_HPET_LEGACY 0x00000001
250 struct kvm_pit_state2 {
251 struct kvm_pit_channel_state channels[3];
256 struct kvm_reinject_control {
261 /* When set in flags, include corresponding fields on KVM_SET_VCPU_EVENTS */
262 #define KVM_VCPUEVENT_VALID_NMI_PENDING 0x00000001
263 #define KVM_VCPUEVENT_VALID_SIPI_VECTOR 0x00000002
264 #define KVM_VCPUEVENT_VALID_SHADOW 0x00000004
266 /* Interrupt shadow states */
267 #define KVM_X86_SHADOW_INT_MOV_SS 0x01
268 #define KVM_X86_SHADOW_INT_STI 0x02
270 /* for KVM_GET/SET_VCPU_EVENTS */
271 struct kvm_vcpu_events {
296 /* for KVM_GET/SET_DEBUGREGS */
297 struct kvm_debugregs {
305 /* for KVM_CAP_XSAVE */
310 #define KVM_MAX_XCRS 16
321 struct kvm_xcr xcrs[KVM_MAX_XCRS];
325 /* definition of registers in kvm_run */
326 struct kvm_sync_regs {
329 #endif /* _ASM_X86_KVM_H */