[mirror_ubuntu-zesty-kernel.git] / include / linux / kvm.h

#ifndef __LINUX_KVM_H
#define __LINUX_KVM_H

/*
 * Userspace interface for /dev/kvm - kernel based virtual machine
 *
 * Note: you must update KVM_API_VERSION if you change this interface.
 */

#include <asm/types.h>
#include <linux/ioctl.h>

#define KVM_API_VERSION 12

/* Architectural interrupt line count. */
#define KVM_NR_INTERRUPTS 256

/* for KVM_CREATE_MEMORY_REGION */
struct kvm_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
};

/* for kvm_memory_region::flags */
#define KVM_MEM_LOG_DIRTY_PAGES  1UL

struct kvm_memory_alias {
	__u32 slot;  /* this has a different namespace than memory slots */
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size;
	__u64 target_phys_addr;
};

/* for KVM_IRQ_LINE */
struct kvm_irq_level {
	/*
	 * ACPI gsi notion of irq.
	 * For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
	 * For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
	 */
	__u32 irq;
	__u32 level;
};

/* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
struct kvm_pic_state {
	__u8 last_irr;	/* edge detection */
	__u8 irr;		/* interrupt request register */
	__u8 imr;		/* interrupt mask register */
	__u8 isr;		/* interrupt service register */
	__u8 priority_add;	/* highest irq priority */
	__u8 irq_base;
	__u8 read_reg_select;
	__u8 poll;
	__u8 special_mask;
	__u8 init_state;
	__u8 auto_eoi;
	__u8 rotate_on_auto_eoi;
	__u8 special_fully_nested_mode;
	__u8 init4;		/* true if 4 byte init */
	__u8 elcr;		/* PIIX edge/trigger selection */
	__u8 elcr_mask;
};

#define KVM_IOAPIC_NUM_PINS  24
struct kvm_ioapic_state {
	__u64 base_address;
	__u32 ioregsel;
	__u32 id;
	__u32 irr;
	__u32 pad;
	union {
		__u64 bits;
		struct {
			__u8 vector;
			__u8 delivery_mode:3;
			__u8 dest_mode:1;
			__u8 delivery_status:1;
			__u8 polarity:1;
			__u8 remote_irr:1;
			__u8 trig_mode:1;
			__u8 mask:1;
			__u8 reserve:7;
			__u8 reserved[4];
			__u8 dest_id;
		} fields;
	} redirtbl[KVM_IOAPIC_NUM_PINS];
};

enum kvm_irqchip_id {
	KVM_IRQCHIP_PIC_MASTER	 = 0,
	KVM_IRQCHIP_PIC_SLAVE	 = 1,
	KVM_IRQCHIP_IOAPIC       = 2,
};

struct kvm_irqchip {
	__u32 chip_id;
	__u32 pad;
        union {
		char dummy[512];  /* reserving space */
		struct kvm_pic_state pic;
		struct kvm_ioapic_state ioapic;
	} chip;
};

enum kvm_exit_reason {
	KVM_EXIT_UNKNOWN          = 0,
	KVM_EXIT_EXCEPTION        = 1,
	KVM_EXIT_IO               = 2,
	KVM_EXIT_HYPERCALL        = 3,
	KVM_EXIT_DEBUG            = 4,
	KVM_EXIT_HLT              = 5,
	KVM_EXIT_MMIO             = 6,
	KVM_EXIT_IRQ_WINDOW_OPEN  = 7,
	KVM_EXIT_SHUTDOWN         = 8,
	KVM_EXIT_FAIL_ENTRY       = 9,
	KVM_EXIT_INTR             = 10,
	KVM_EXIT_SET_TPR          = 11
};

/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
struct kvm_run {
	/* in */
	__u8 request_interrupt_window;
	__u8 padding1[7];

	/* out */
	__u32 exit_reason;
	__u8 ready_for_interrupt_injection;
	__u8 if_flag;
	__u8 padding2[2];

	/* in (pre_kvm_run), out (post_kvm_run) */
	__u64 cr8;
	__u64 apic_base;

	union {
		/* KVM_EXIT_UNKNOWN */
		struct {
			__u64 hardware_exit_reason;
		} hw;
		/* KVM_EXIT_FAIL_ENTRY */
		struct {
			__u64 hardware_entry_failure_reason;
		} fail_entry;
		/* KVM_EXIT_EXCEPTION */
		struct {
			__u32 exception;
			__u32 error_code;
		} ex;
		/* KVM_EXIT_IO */
		struct kvm_io {
#define KVM_EXIT_IO_IN  0
#define KVM_EXIT_IO_OUT 1
			__u8 direction;
			__u8 size; /* bytes */
			__u16 port;
			__u32 count;
			__u64 data_offset; /* relative to kvm_run start */
		} io;
		struct {
		} debug;
		/* KVM_EXIT_MMIO */
		struct {
			__u64 phys_addr;
			__u8  data[8];
			__u32 len;
			__u8  is_write;
		} mmio;
		/* KVM_EXIT_HYPERCALL */
		struct {
			__u64 nr;
			__u64 args[6];
			__u64 ret;
			__u32 longmode;
			__u32 pad;
		} hypercall;
		/* Fix the size of the union. */
		char padding[256];
	};
};

/* for KVM_GET_REGS and KVM_SET_REGS */
struct kvm_regs {
	/* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
	__u64 rax, rbx, rcx, rdx;
	__u64 rsi, rdi, rsp, rbp;
	__u64 r8,  r9,  r10, r11;
	__u64 r12, r13, r14, r15;
	__u64 rip, rflags;
};

/* for KVM_GET_FPU and KVM_SET_FPU */
struct kvm_fpu {
	__u8  fpr[8][16];
	__u16 fcw;
	__u16 fsw;
	__u8  ftwx;  /* in fxsave format */
	__u8  pad1;
	__u16 last_opcode;
	__u64 last_ip;
	__u64 last_dp;
	__u8  xmm[16][16];
	__u32 mxcsr;
	__u32 pad2;
};

/* for KVM_GET_LAPIC and KVM_SET_LAPIC */
#define KVM_APIC_REG_SIZE 0x400
struct kvm_lapic_state {
	char regs[KVM_APIC_REG_SIZE];
};

struct kvm_segment {
	__u64 base;
	__u32 limit;
	__u16 selector;
	__u8  type;
	__u8  present, dpl, db, s, l, g, avl;
	__u8  unusable;
	__u8  padding;
};

struct kvm_dtable {
	__u64 base;
	__u16 limit;
	__u16 padding[3];
};

/* for KVM_GET_SREGS and KVM_SET_SREGS */
struct kvm_sregs {
	/* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
	struct kvm_segment cs, ds, es, fs, gs, ss;
	struct kvm_segment tr, ldt;
	struct kvm_dtable gdt, idt;
	__u64 cr0, cr2, cr3, cr4, cr8;
	__u64 efer;
	__u64 apic_base;
	__u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64];
};

struct kvm_msr_entry {
	__u32 index;
	__u32 reserved;
	__u64 data;
};

/* for KVM_GET_MSRS and KVM_SET_MSRS */
struct kvm_msrs {
	__u32 nmsrs; /* number of msrs in entries */
	__u32 pad;

	struct kvm_msr_entry entries[0];
};

/* for KVM_GET_MSR_INDEX_LIST */
struct kvm_msr_list {
	__u32 nmsrs; /* number of msrs in entries */
	__u32 indices[0];
};

/* for KVM_TRANSLATE */
struct kvm_translation {
	/* in */
	__u64 linear_address;

	/* out */
	__u64 physical_address;
	__u8  valid;
	__u8  writeable;
	__u8  usermode;
	__u8  pad[5];
};

/* for KVM_INTERRUPT */
struct kvm_interrupt {
	/* in */
	__u32 irq;
};

struct kvm_breakpoint {
	__u32 enabled;
	__u32 padding;
	__u64 address;
};

/* for KVM_DEBUG_GUEST */
struct kvm_debug_guest {
	/* int */
	__u32 enabled;
	__u32 pad;
	struct kvm_breakpoint breakpoints[4];
	__u32 singlestep;
};

/* for KVM_GET_DIRTY_LOG */
struct kvm_dirty_log {
	__u32 slot;
	__u32 padding;
	union {
		void __user *dirty_bitmap; /* one bit per page */
		__u64 padding;
	};
};

struct kvm_cpuid_entry {
	__u32 function;
	__u32 eax;
	__u32 ebx;
	__u32 ecx;
	__u32 edx;
	__u32 padding;
};

/* for KVM_SET_CPUID */
struct kvm_cpuid {
	__u32 nent;
	__u32 padding;
	struct kvm_cpuid_entry entries[0];
};

/* for KVM_SET_SIGNAL_MASK */
struct kvm_signal_mask {
	__u32 len;
	__u8  sigset[0];
};

#define KVMIO 0xAE

/*
 * ioctls for /dev/kvm fds:
 */
#define KVM_GET_API_VERSION       _IO(KVMIO,   0x00)
#define KVM_CREATE_VM             _IO(KVMIO,   0x01) /* returns a VM fd */
#define KVM_GET_MSR_INDEX_LIST    _IOWR(KVMIO, 0x02, struct kvm_msr_list)
/*
 * Check if a kvm extension is available.  Argument is extension number,
 * return is 1 (yes) or 0 (no, sorry).
 */
#define KVM_CHECK_EXTENSION       _IO(KVMIO,   0x03)
/*
 * Get size for mmap(vcpu_fd)
 */
#define KVM_GET_VCPU_MMAP_SIZE    _IO(KVMIO,   0x04) /* in bytes */

/*
 * Extension capability list.
 */
#define KVM_CAP_IRQCHIP	  0
#define KVM_CAP_HLT	  1

/*
 * ioctls for VM fds
 */
#define KVM_SET_MEMORY_REGION     _IOW(KVMIO, 0x40, struct kvm_memory_region)
/*
 * KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
 * a vcpu fd.
 */
#define KVM_CREATE_VCPU           _IO(KVMIO,  0x41)
#define KVM_GET_DIRTY_LOG         _IOW(KVMIO, 0x42, struct kvm_dirty_log)
#define KVM_SET_MEMORY_ALIAS      _IOW(KVMIO, 0x43, struct kvm_memory_alias)
/* Device model IOC */
#define KVM_CREATE_IRQCHIP	  _IO(KVMIO,  0x60)
#define KVM_IRQ_LINE		  _IOW(KVMIO, 0x61, struct kvm_irq_level)
#define KVM_GET_IRQCHIP		  _IOWR(KVMIO, 0x62, struct kvm_irqchip)
#define KVM_SET_IRQCHIP		  _IOR(KVMIO,  0x63, struct kvm_irqchip)

/*
 * ioctls for vcpu fds
 */
#define KVM_RUN                   _IO(KVMIO,   0x80)
#define KVM_GET_REGS              _IOR(KVMIO,  0x81, struct kvm_regs)
#define KVM_SET_REGS              _IOW(KVMIO,  0x82, struct kvm_regs)
#define KVM_GET_SREGS             _IOR(KVMIO,  0x83, struct kvm_sregs)
#define KVM_SET_SREGS             _IOW(KVMIO,  0x84, struct kvm_sregs)
#define KVM_TRANSLATE             _IOWR(KVMIO, 0x85, struct kvm_translation)
#define KVM_INTERRUPT             _IOW(KVMIO,  0x86, struct kvm_interrupt)
#define KVM_DEBUG_GUEST           _IOW(KVMIO,  0x87, struct kvm_debug_guest)
#define KVM_GET_MSRS              _IOWR(KVMIO, 0x88, struct kvm_msrs)
#define KVM_SET_MSRS              _IOW(KVMIO,  0x89, struct kvm_msrs)
#define KVM_SET_CPUID             _IOW(KVMIO,  0x8a, struct kvm_cpuid)
#define KVM_SET_SIGNAL_MASK       _IOW(KVMIO,  0x8b, struct kvm_signal_mask)
#define KVM_GET_FPU               _IOR(KVMIO,  0x8c, struct kvm_fpu)
#define KVM_SET_FPU               _IOW(KVMIO,  0x8d, struct kvm_fpu)
#define KVM_GET_LAPIC             _IOR(KVMIO,  0x8e, struct kvm_lapic_state)
#define KVM_SET_LAPIC             _IOW(KVMIO,  0x8f, struct kvm_lapic_state)

#endif
Commit	Line	Data
6aa8b732 AK	1	#ifndef __LINUX_KVM_H
	2	#define __LINUX_KVM_H
	3
	4	/*
	5	* Userspace interface for /dev/kvm - kernel based virtual machine
	6	*
dea8caee	7	* Note: you must update KVM_API_VERSION if you change this interface.
6aa8b732 AK	8	*/
	9
	10	#include <asm/types.h>
	11	#include <linux/ioctl.h>
	12
2ff81f70	13	#define KVM_API_VERSION 12
0b76e20b	14
9eb829ce	15	/* Architectural interrupt line count. */
6aa8b732	16	#define KVM_NR_INTERRUPTS 256
6aa8b732 AK	17
	18	/* for KVM_CREATE_MEMORY_REGION */
	19	struct kvm_memory_region {
	20	__u32 slot;
	21	__u32 flags;
	22	__u64 guest_phys_addr;
	23	__u64 memory_size; /* bytes */
	24	};
	25
	26	/* for kvm_memory_region::flags */
	27	#define KVM_MEM_LOG_DIRTY_PAGES 1UL
	28
e8207547 AK	29	struct kvm_memory_alias {
	30	__u32 slot; /* this has a different namespace than memory slots */
	31	__u32 flags;
	32	__u64 guest_phys_addr;
	33	__u64 memory_size;
	34	__u64 target_phys_addr;
	35	};
6aa8b732	36
97222cc8	37	/* for KVM_IRQ_LINE */
85f455f7 ED	38	struct kvm_irq_level {
	39	/*
	40	* ACPI gsi notion of irq.
	41	* For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
	42	* For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
	43	*/
	44	__u32 irq;
	45	__u32 level;
	46	};
	47
6bf9e962	48	/* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
6ceb9d79 HQ	49	struct kvm_pic_state {
	50	__u8 last_irr; /* edge detection */
	51	__u8 irr; /* interrupt request register */
	52	__u8 imr; /* interrupt mask register */
	53	__u8 isr; /* interrupt service register */
	54	__u8 priority_add; /* highest irq priority */
	55	__u8 irq_base;
	56	__u8 read_reg_select;
	57	__u8 poll;
	58	__u8 special_mask;
	59	__u8 init_state;
	60	__u8 auto_eoi;
	61	__u8 rotate_on_auto_eoi;
	62	__u8 special_fully_nested_mode;
	63	__u8 init4; /* true if 4 byte init */
	64	__u8 elcr; /* PIIX edge/trigger selection */
	65	__u8 elcr_mask;
	66	};
	67
6bf9e962 HQ	68	#define KVM_IOAPIC_NUM_PINS 24
	69	struct kvm_ioapic_state {
	70	__u64 base_address;
	71	__u32 ioregsel;
	72	__u32 id;
	73	__u32 irr;
	74	__u32 pad;
	75	union {
	76	__u64 bits;
	77	struct {
	78	__u8 vector;
	79	__u8 delivery_mode:3;
	80	__u8 dest_mode:1;
	81	__u8 delivery_status:1;
	82	__u8 polarity:1;
	83	__u8 remote_irr:1;
	84	__u8 trig_mode:1;
	85	__u8 mask:1;
	86	__u8 reserve:7;
	87	__u8 reserved[4];
	88	__u8 dest_id;
	89	} fields;
	90	} redirtbl[KVM_IOAPIC_NUM_PINS];
	91	};
	92
6ceb9d79 HQ	93	enum kvm_irqchip_id {
	94	KVM_IRQCHIP_PIC_MASTER = 0,
	95	KVM_IRQCHIP_PIC_SLAVE = 1,
6bf9e962	96	KVM_IRQCHIP_IOAPIC = 2,
6ceb9d79 HQ	97	};
	98
	99	struct kvm_irqchip {
	100	__u32 chip_id;
	101	__u32 pad;
	102	union {
	103	char dummy[512]; /* reserving space */
	104	struct kvm_pic_state pic;
6bf9e962	105	struct kvm_ioapic_state ioapic;
6ceb9d79 HQ	106	} chip;
	107	};
	108
6aa8b732 AK	109	enum kvm_exit_reason {
	110	KVM_EXIT_UNKNOWN = 0,
	111	KVM_EXIT_EXCEPTION = 1,
	112	KVM_EXIT_IO = 2,
b4e63f56	113	KVM_EXIT_HYPERCALL = 3,
6aa8b732 AK	114	KVM_EXIT_DEBUG = 4,
	115	KVM_EXIT_HLT = 5,
	116	KVM_EXIT_MMIO = 6,
c1150d8c	117	KVM_EXIT_IRQ_WINDOW_OPEN = 7,
46fe4ddd	118	KVM_EXIT_SHUTDOWN = 8,
8eb7d334	119	KVM_EXIT_FAIL_ENTRY = 9,
1b19f3e6	120	KVM_EXIT_INTR = 10,
253abdee	121	KVM_EXIT_SET_TPR = 11
6aa8b732 AK	122	};
6aa8b732 AK	123
9a2bb7f4	124	/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
6aa8b732 AK	125	struct kvm_run {
6aa8b732 AK	126	/* in */
c1150d8c	127	__u8 request_interrupt_window;
02c83209	128	__u8 padding1[7];
6aa8b732 AK	129
6aa8b732 AK	130	/* out */
6aa8b732	131	__u32 exit_reason;
c1150d8c DL	132	__u8 ready_for_interrupt_injection;
c1150d8c DL	133	__u8 if_flag;
2ff81f70	134	__u8 padding2[2];
54810342 DL	135
54810342 DL	136	/* in (pre_kvm_run), out (post_kvm_run) */
c1150d8c DL	137	__u64 cr8;
	138	__u64 apic_base;
	139
6aa8b732 AK	140	union {
	141	/* KVM_EXIT_UNKNOWN */
	142	struct {
8eb7d334	143	__u64 hardware_exit_reason;
6aa8b732	144	} hw;
8eb7d334 AK	145	/* KVM_EXIT_FAIL_ENTRY */
	146	struct {
	147	__u64 hardware_entry_failure_reason;
	148	} fail_entry;
6aa8b732 AK	149	/* KVM_EXIT_EXCEPTION */
	150	struct {
	151	__u32 exception;
	152	__u32 error_code;
	153	} ex;
	154	/* KVM_EXIT_IO */
46fc1477	155	struct kvm_io {
6aa8b732 AK	156	#define KVM_EXIT_IO_IN 0
	157	#define KVM_EXIT_IO_OUT 1
	158	__u8 direction;
	159	__u8 size; /* bytes */
6aa8b732	160	__u16 port;
039576c0 AK	161	__u32 count;
039576c0 AK	162	__u64 data_offset; /* relative to kvm_run start */
6aa8b732 AK	163	} io;
	164	struct {
	165	} debug;
	166	/* KVM_EXIT_MMIO */
	167	struct {
	168	__u64 phys_addr;
	169	__u8 data[8];
	170	__u32 len;
	171	__u8 is_write;
	172	} mmio;
b4e63f56 AK	173	/* KVM_EXIT_HYPERCALL */
b4e63f56 AK	174	struct {
519ef353	175	__u64 nr;
b4e63f56 AK	176	__u64 args[6];
	177	__u64 ret;
	178	__u32 longmode;
	179	__u32 pad;
	180	} hypercall;
24cbc7e9 AK	181	/* Fix the size of the union. */
24cbc7e9 AK	182	char padding[256];
6aa8b732 AK	183	};
	184	};
	185
	186	/* for KVM_GET_REGS and KVM_SET_REGS */
	187	struct kvm_regs {
6aa8b732 AK	188	/* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
	189	__u64 rax, rbx, rcx, rdx;
	190	__u64 rsi, rdi, rsp, rbp;
	191	__u64 r8, r9, r10, r11;
	192	__u64 r12, r13, r14, r15;
	193	__u64 rip, rflags;
	194	};
	195
b8836737 AK	196	/* for KVM_GET_FPU and KVM_SET_FPU */
	197	struct kvm_fpu {
	198	__u8 fpr[8][16];
	199	__u16 fcw;
	200	__u16 fsw;
	201	__u8 ftwx; /* in fxsave format */
	202	__u8 pad1;
	203	__u16 last_opcode;
	204	__u64 last_ip;
	205	__u64 last_dp;
	206	__u8 xmm[16][16];
	207	__u32 mxcsr;
	208	__u32 pad2;
	209	};
	210
96ad2cc6 ED	211	/* for KVM_GET_LAPIC and KVM_SET_LAPIC */
	212	#define KVM_APIC_REG_SIZE 0x400
	213	struct kvm_lapic_state {
	214	char regs[KVM_APIC_REG_SIZE];
	215	};
	216
6aa8b732 AK	217	struct kvm_segment {
	218	__u64 base;
	219	__u32 limit;
	220	__u16 selector;
	221	__u8 type;
	222	__u8 present, dpl, db, s, l, g, avl;
	223	__u8 unusable;
	224	__u8 padding;
	225	};
	226
	227	struct kvm_dtable {
	228	__u64 base;
	229	__u16 limit;
	230	__u16 padding[3];
	231	};
	232
	233	/* for KVM_GET_SREGS and KVM_SET_SREGS */
	234	struct kvm_sregs {
6aa8b732 AK	235	/* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
	236	struct kvm_segment cs, ds, es, fs, gs, ss;
	237	struct kvm_segment tr, ldt;
	238	struct kvm_dtable gdt, idt;
	239	__u64 cr0, cr2, cr3, cr4, cr8;
	240	__u64 efer;
	241	__u64 apic_base;
9eb829ce	242	__u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64];
6aa8b732 AK	243	};
	244
	245	struct kvm_msr_entry {
	246	__u32 index;
	247	__u32 reserved;
	248	__u64 data;
	249	};
	250
	251	/* for KVM_GET_MSRS and KVM_SET_MSRS */
	252	struct kvm_msrs {
6aa8b732	253	__u32 nmsrs; /* number of msrs in entries */
bccf2150	254	__u32 pad;
6aa8b732 AK	255
	256	struct kvm_msr_entry entries[0];
	257	};
	258
	259	/* for KVM_GET_MSR_INDEX_LIST */
	260	struct kvm_msr_list {
	261	__u32 nmsrs; /* number of msrs in entries */
	262	__u32 indices[0];
	263	};
	264
	265	/* for KVM_TRANSLATE */
	266	struct kvm_translation {
	267	/* in */
	268	__u64 linear_address;
6aa8b732 AK	269
	270	/* out */
	271	__u64 physical_address;
	272	__u8 valid;
	273	__u8 writeable;
	274	__u8 usermode;
8cd13307	275	__u8 pad[5];
6aa8b732 AK	276	};
	277
	278	/* for KVM_INTERRUPT */
	279	struct kvm_interrupt {
	280	/* in */
6aa8b732 AK	281	__u32 irq;
	282	};
	283
	284	struct kvm_breakpoint {
	285	__u32 enabled;
	286	__u32 padding;
	287	__u64 address;
	288	};
	289
	290	/* for KVM_DEBUG_GUEST */
	291	struct kvm_debug_guest {
	292	/* int */
6aa8b732	293	__u32 enabled;
bccf2150	294	__u32 pad;
6aa8b732 AK	295	struct kvm_breakpoint breakpoints[4];
	296	__u32 singlestep;
	297	};
	298
	299	/* for KVM_GET_DIRTY_LOG */
	300	struct kvm_dirty_log {
	301	__u32 slot;
	302	__u32 padding;
	303	union {
	304	void __user dirty_bitmap; / one bit per page */
	305	__u64 padding;
	306	};
	307	};
	308
06465c5a AK	309	struct kvm_cpuid_entry {
	310	__u32 function;
	311	__u32 eax;
	312	__u32 ebx;
	313	__u32 ecx;
	314	__u32 edx;
	315	__u32 padding;
	316	};
	317
	318	/* for KVM_SET_CPUID */
	319	struct kvm_cpuid {
	320	__u32 nent;
	321	__u32 padding;
	322	struct kvm_cpuid_entry entries[0];
	323	};
	324
1961d276 AK	325	/* for KVM_SET_SIGNAL_MASK */
	326	struct kvm_signal_mask {
	327	__u32 len;
	328	__u8 sigset[0];
	329	};
	330
6aa8b732 AK	331	#define KVMIO 0xAE
6aa8b732 AK	332
f17abe9a AK	333	/*
	334	* ioctls for /dev/kvm fds:
	335	*/
739872c5 AK	336	#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
	337	#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
	338	#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
5d308f45 AK	339	/*
	340	* Check if a kvm extension is available. Argument is extension number,
	341	* return is 1 (yes) or 0 (no, sorry).
	342	*/
	343	#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
07c45a36 AK	344	/*
	345	* Get size for mmap(vcpu_fd)
	346	*/
	347	#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
f17abe9a	348
85f455f7 ED	349	/*
	350	* Extension capability list.
	351	*/
	352	#define KVM_CAP_IRQCHIP 0
b6958ce4	353	#define KVM_CAP_HLT 1
85f455f7	354
f17abe9a AK	355	/*
	356	* ioctls for VM fds
	357	*/
739872c5	358	#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
bccf2150 AK	359	/*
	360	* KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
	361	* a vcpu fd.
	362	*/
739872c5 AK	363	#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
739872c5 AK	364	#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
e8207547	365	#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
85f455f7 ED	366	/* Device model IOC */
85f455f7 ED	367	#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
97222cc8	368	#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
6ceb9d79 HQ	369	#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
6ceb9d79 HQ	370	#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
bccf2150 AK	371
	372	/*
	373	* ioctls for vcpu fds
	374	*/
739872c5 AK	375	#define KVM_RUN _IO(KVMIO, 0x80)
	376	#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
	377	#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
	378	#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
	379	#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
	380	#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
	381	#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
	382	#define KVM_DEBUG_GUEST _IOW(KVMIO, 0x87, struct kvm_debug_guest)
	383	#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
	384	#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
	385	#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1961d276	386	#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
b8836737 AK	387	#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
b8836737 AK	388	#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
96ad2cc6 ED	389	#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
96ad2cc6 ED	390	#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
6aa8b732 AK	391
6aa8b732 AK	392	#endif