[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_SET_USER_MEMORY_REGION */
struct kvm_userspace_memory_region {
	__u32 slot;
	__u32 flags;
	__u64 guest_phys_addr;
	__u64 memory_size; /* bytes */
	__u64 userspace_addr; /* start of the userspace allocated memory */
};

/* 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];
};

#define KVM_IRQCHIP_PIC_MASTER   0
#define KVM_IRQCHIP_PIC_SLAVE    1
#define 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;
};

#define KVM_EXIT_UNKNOWN          0
#define KVM_EXIT_EXCEPTION        1
#define KVM_EXIT_IO               2
#define KVM_EXIT_HYPERCALL        3
#define KVM_EXIT_DEBUG            4
#define KVM_EXIT_HLT              5
#define KVM_EXIT_MMIO             6
#define KVM_EXIT_IRQ_WINDOW_OPEN  7
#define KVM_EXIT_SHUTDOWN         8
#define KVM_EXIT_FAIL_ENTRY       9
#define KVM_EXIT_INTR             10
#define 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
#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
#define KVM_CAP_USER_MEMORY 3
#define KVM_CAP_SET_TSS_ADDR 4

/*
 * ioctls for VM fds
 */
#define KVM_SET_MEMORY_REGION     _IOW(KVMIO, 0x40, struct kvm_memory_region)
#define KVM_SET_NR_MMU_PAGES      _IO(KVMIO, 0x44)
#define KVM_GET_NR_MMU_PAGES      _IO(KVMIO, 0x45)
#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
					struct kvm_userspace_memory_region)
#define KVM_SET_TSS_ADDR          _IO(KVMIO, 0x47)
/*
 * 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
6fc138d2 IE	26	/* for KVM_SET_USER_MEMORY_REGION */
	27	struct kvm_userspace_memory_region {
	28	__u32 slot;
	29	__u32 flags;
	30	__u64 guest_phys_addr;
	31	__u64 memory_size; /* bytes */
	32	__u64 userspace_addr; /* start of the userspace allocated memory */
	33	};
	34
6aa8b732 AK	35	/* for kvm_memory_region::flags */
	36	#define KVM_MEM_LOG_DIRTY_PAGES 1UL
	37
e8207547 AK	38	struct kvm_memory_alias {
	39	__u32 slot; /* this has a different namespace than memory slots */
	40	__u32 flags;
	41	__u64 guest_phys_addr;
	42	__u64 memory_size;
	43	__u64 target_phys_addr;
	44	};
6aa8b732	45
97222cc8	46	/* for KVM_IRQ_LINE */
85f455f7 ED	47	struct kvm_irq_level {
	48	/*
	49	* ACPI gsi notion of irq.
	50	* For IA-64 (APIC model) IOAPIC0: irq 0-23; IOAPIC1: irq 24-47..
	51	* For X86 (standard AT mode) PIC0/1: irq 0-15. IOAPIC0: 0-23..
	52	*/
	53	__u32 irq;
	54	__u32 level;
	55	};
	56
6bf9e962	57	/* for KVM_GET_IRQCHIP and KVM_SET_IRQCHIP */
6ceb9d79 HQ	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 */
	64	__u8 irq_base;
	65	__u8 read_reg_select;
	66	__u8 poll;
	67	__u8 special_mask;
	68	__u8 init_state;
	69	__u8 auto_eoi;
	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 */
	74	__u8 elcr_mask;
	75	};
	76
6bf9e962 HQ	77	#define KVM_IOAPIC_NUM_PINS 24
	78	struct kvm_ioapic_state {
	79	__u64 base_address;
	80	__u32 ioregsel;
	81	__u32 id;
	82	__u32 irr;
	83	__u32 pad;
	84	union {
	85	__u64 bits;
	86	struct {
	87	__u8 vector;
	88	__u8 delivery_mode:3;
	89	__u8 dest_mode:1;
	90	__u8 delivery_status:1;
	91	__u8 polarity:1;
	92	__u8 remote_irr:1;
	93	__u8 trig_mode:1;
	94	__u8 mask:1;
	95	__u8 reserve:7;
	96	__u8 reserved[4];
	97	__u8 dest_id;
	98	} fields;
	99	} redirtbl[KVM_IOAPIC_NUM_PINS];
	100	};
	101
8a45450d AK	102	#define KVM_IRQCHIP_PIC_MASTER 0
	103	#define KVM_IRQCHIP_PIC_SLAVE 1
	104	#define KVM_IRQCHIP_IOAPIC 2
6ceb9d79 HQ	105
	106	struct kvm_irqchip {
	107	__u32 chip_id;
	108	__u32 pad;
	109	union {
	110	char dummy[512]; /* reserving space */
	111	struct kvm_pic_state pic;
6bf9e962	112	struct kvm_ioapic_state ioapic;
6ceb9d79 HQ	113	} chip;
	114	};
	115
8a45450d AK	116	#define KVM_EXIT_UNKNOWN 0
	117	#define KVM_EXIT_EXCEPTION 1
	118	#define KVM_EXIT_IO 2
	119	#define KVM_EXIT_HYPERCALL 3
	120	#define KVM_EXIT_DEBUG 4
	121	#define KVM_EXIT_HLT 5
	122	#define KVM_EXIT_MMIO 6
	123	#define KVM_EXIT_IRQ_WINDOW_OPEN 7
	124	#define KVM_EXIT_SHUTDOWN 8
	125	#define KVM_EXIT_FAIL_ENTRY 9
	126	#define KVM_EXIT_INTR 10
	127	#define KVM_EXIT_SET_TPR 11
6aa8b732	128
9a2bb7f4	129	/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
6aa8b732 AK	130	struct kvm_run {
6aa8b732 AK	131	/* in */
c1150d8c	132	__u8 request_interrupt_window;
02c83209	133	__u8 padding1[7];
6aa8b732 AK	134
6aa8b732 AK	135	/* out */
6aa8b732	136	__u32 exit_reason;
c1150d8c DL	137	__u8 ready_for_interrupt_injection;
c1150d8c DL	138	__u8 if_flag;
2ff81f70	139	__u8 padding2[2];
54810342 DL	140
54810342 DL	141	/* in (pre_kvm_run), out (post_kvm_run) */
c1150d8c DL	142	__u64 cr8;
	143	__u64 apic_base;
	144
6aa8b732 AK	145	union {
	146	/* KVM_EXIT_UNKNOWN */
	147	struct {
8eb7d334	148	__u64 hardware_exit_reason;
6aa8b732	149	} hw;
8eb7d334 AK	150	/* KVM_EXIT_FAIL_ENTRY */
	151	struct {
	152	__u64 hardware_entry_failure_reason;
	153	} fail_entry;
6aa8b732 AK	154	/* KVM_EXIT_EXCEPTION */
	155	struct {
	156	__u32 exception;
	157	__u32 error_code;
	158	} ex;
	159	/* KVM_EXIT_IO */
46fc1477	160	struct kvm_io {
6aa8b732 AK	161	#define KVM_EXIT_IO_IN 0
	162	#define KVM_EXIT_IO_OUT 1
	163	__u8 direction;
	164	__u8 size; /* bytes */
6aa8b732	165	__u16 port;
039576c0 AK	166	__u32 count;
039576c0 AK	167	__u64 data_offset; /* relative to kvm_run start */
6aa8b732 AK	168	} io;
	169	struct {
	170	} debug;
	171	/* KVM_EXIT_MMIO */
	172	struct {
	173	__u64 phys_addr;
	174	__u8 data[8];
	175	__u32 len;
	176	__u8 is_write;
	177	} mmio;
b4e63f56 AK	178	/* KVM_EXIT_HYPERCALL */
b4e63f56 AK	179	struct {
519ef353	180	__u64 nr;
b4e63f56 AK	181	__u64 args[6];
	182	__u64 ret;
	183	__u32 longmode;
	184	__u32 pad;
	185	} hypercall;
24cbc7e9 AK	186	/* Fix the size of the union. */
24cbc7e9 AK	187	char padding[256];
6aa8b732 AK	188	};
	189	};
	190
	191	/* for KVM_GET_REGS and KVM_SET_REGS */
	192	struct kvm_regs {
6aa8b732 AK	193	/* out (KVM_GET_REGS) / in (KVM_SET_REGS) */
	194	__u64 rax, rbx, rcx, rdx;
	195	__u64 rsi, rdi, rsp, rbp;
	196	__u64 r8, r9, r10, r11;
	197	__u64 r12, r13, r14, r15;
	198	__u64 rip, rflags;
	199	};
	200
b8836737 AK	201	/* for KVM_GET_FPU and KVM_SET_FPU */
	202	struct kvm_fpu {
	203	__u8 fpr[8][16];
	204	__u16 fcw;
	205	__u16 fsw;
	206	__u8 ftwx; /* in fxsave format */
	207	__u8 pad1;
	208	__u16 last_opcode;
	209	__u64 last_ip;
	210	__u64 last_dp;
	211	__u8 xmm[16][16];
	212	__u32 mxcsr;
	213	__u32 pad2;
	214	};
	215
96ad2cc6 ED	216	/* for KVM_GET_LAPIC and KVM_SET_LAPIC */
	217	#define KVM_APIC_REG_SIZE 0x400
	218	struct kvm_lapic_state {
	219	char regs[KVM_APIC_REG_SIZE];
	220	};
	221
6aa8b732 AK	222	struct kvm_segment {
	223	__u64 base;
	224	__u32 limit;
	225	__u16 selector;
	226	__u8 type;
	227	__u8 present, dpl, db, s, l, g, avl;
	228	__u8 unusable;
	229	__u8 padding;
	230	};
	231
	232	struct kvm_dtable {
	233	__u64 base;
	234	__u16 limit;
	235	__u16 padding[3];
	236	};
	237
	238	/* for KVM_GET_SREGS and KVM_SET_SREGS */
	239	struct kvm_sregs {
6aa8b732 AK	240	/* out (KVM_GET_SREGS) / in (KVM_SET_SREGS) */
	241	struct kvm_segment cs, ds, es, fs, gs, ss;
	242	struct kvm_segment tr, ldt;
	243	struct kvm_dtable gdt, idt;
	244	__u64 cr0, cr2, cr3, cr4, cr8;
	245	__u64 efer;
	246	__u64 apic_base;
9eb829ce	247	__u64 interrupt_bitmap[(KVM_NR_INTERRUPTS + 63) / 64];
6aa8b732 AK	248	};
	249
	250	struct kvm_msr_entry {
	251	__u32 index;
	252	__u32 reserved;
	253	__u64 data;
	254	};
	255
	256	/* for KVM_GET_MSRS and KVM_SET_MSRS */
	257	struct kvm_msrs {
6aa8b732	258	__u32 nmsrs; /* number of msrs in entries */
bccf2150	259	__u32 pad;
6aa8b732 AK	260
	261	struct kvm_msr_entry entries[0];
	262	};
	263
	264	/* for KVM_GET_MSR_INDEX_LIST */
	265	struct kvm_msr_list {
	266	__u32 nmsrs; /* number of msrs in entries */
	267	__u32 indices[0];
	268	};
	269
	270	/* for KVM_TRANSLATE */
	271	struct kvm_translation {
	272	/* in */
	273	__u64 linear_address;
6aa8b732 AK	274
	275	/* out */
	276	__u64 physical_address;
	277	__u8 valid;
	278	__u8 writeable;
	279	__u8 usermode;
8cd13307	280	__u8 pad[5];
6aa8b732 AK	281	};
	282
	283	/* for KVM_INTERRUPT */
	284	struct kvm_interrupt {
	285	/* in */
6aa8b732 AK	286	__u32 irq;
	287	};
	288
	289	struct kvm_breakpoint {
	290	__u32 enabled;
	291	__u32 padding;
	292	__u64 address;
	293	};
	294
	295	/* for KVM_DEBUG_GUEST */
	296	struct kvm_debug_guest {
	297	/* int */
6aa8b732	298	__u32 enabled;
bccf2150	299	__u32 pad;
6aa8b732 AK	300	struct kvm_breakpoint breakpoints[4];
	301	__u32 singlestep;
	302	};
	303
	304	/* for KVM_GET_DIRTY_LOG */
	305	struct kvm_dirty_log {
	306	__u32 slot;
	307	__u32 padding;
	308	union {
	309	void __user dirty_bitmap; / one bit per page */
	310	__u64 padding;
	311	};
	312	};
	313
06465c5a AK	314	struct kvm_cpuid_entry {
	315	__u32 function;
	316	__u32 eax;
	317	__u32 ebx;
	318	__u32 ecx;
	319	__u32 edx;
	320	__u32 padding;
	321	};
	322
	323	/* for KVM_SET_CPUID */
	324	struct kvm_cpuid {
	325	__u32 nent;
	326	__u32 padding;
	327	struct kvm_cpuid_entry entries[0];
	328	};
	329
1961d276 AK	330	/* for KVM_SET_SIGNAL_MASK */
	331	struct kvm_signal_mask {
	332	__u32 len;
	333	__u8 sigset[0];
	334	};
	335
6aa8b732 AK	336	#define KVMIO 0xAE
6aa8b732 AK	337
f17abe9a AK	338	/*
	339	* ioctls for /dev/kvm fds:
	340	*/
739872c5 AK	341	#define KVM_GET_API_VERSION _IO(KVMIO, 0x00)
	342	#define KVM_CREATE_VM _IO(KVMIO, 0x01) /* returns a VM fd */
	343	#define KVM_GET_MSR_INDEX_LIST _IOWR(KVMIO, 0x02, struct kvm_msr_list)
5d308f45 AK	344	/*
	345	* Check if a kvm extension is available. Argument is extension number,
	346	* return is 1 (yes) or 0 (no, sorry).
	347	*/
	348	#define KVM_CHECK_EXTENSION _IO(KVMIO, 0x03)
07c45a36 AK	349	/*
	350	* Get size for mmap(vcpu_fd)
	351	*/
	352	#define KVM_GET_VCPU_MMAP_SIZE _IO(KVMIO, 0x04) /* in bytes */
f17abe9a	353
85f455f7 ED	354	/*
	355	* Extension capability list.
	356	*/
	357	#define KVM_CAP_IRQCHIP 0
b6958ce4	358	#define KVM_CAP_HLT 1
82ce2c96	359	#define KVM_CAP_MMU_SHADOW_CACHE_CONTROL 2
6fc138d2	360	#define KVM_CAP_USER_MEMORY 3
cbc94022	361	#define KVM_CAP_SET_TSS_ADDR 4
85f455f7	362
f17abe9a AK	363	/*
	364	* ioctls for VM fds
	365	*/
739872c5	366	#define KVM_SET_MEMORY_REGION _IOW(KVMIO, 0x40, struct kvm_memory_region)
82ce2c96 IE	367	#define KVM_SET_NR_MMU_PAGES _IO(KVMIO, 0x44)
82ce2c96 IE	368	#define KVM_GET_NR_MMU_PAGES _IO(KVMIO, 0x45)
6fc138d2 IE	369	#define KVM_SET_USER_MEMORY_REGION _IOW(KVMIO, 0x46,\
6fc138d2 IE	370	struct kvm_userspace_memory_region)
cbc94022	371	#define KVM_SET_TSS_ADDR _IO(KVMIO, 0x47)
bccf2150 AK	372	/*
	373	* KVM_CREATE_VCPU receives as a parameter the vcpu slot, and returns
	374	* a vcpu fd.
	375	*/
739872c5 AK	376	#define KVM_CREATE_VCPU _IO(KVMIO, 0x41)
739872c5 AK	377	#define KVM_GET_DIRTY_LOG _IOW(KVMIO, 0x42, struct kvm_dirty_log)
e8207547	378	#define KVM_SET_MEMORY_ALIAS _IOW(KVMIO, 0x43, struct kvm_memory_alias)
85f455f7 ED	379	/* Device model IOC */
85f455f7 ED	380	#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
97222cc8	381	#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
6ceb9d79 HQ	382	#define KVM_GET_IRQCHIP _IOWR(KVMIO, 0x62, struct kvm_irqchip)
6ceb9d79 HQ	383	#define KVM_SET_IRQCHIP _IOR(KVMIO, 0x63, struct kvm_irqchip)
bccf2150 AK	384
	385	/*
	386	* ioctls for vcpu fds
	387	*/
739872c5 AK	388	#define KVM_RUN _IO(KVMIO, 0x80)
	389	#define KVM_GET_REGS _IOR(KVMIO, 0x81, struct kvm_regs)
	390	#define KVM_SET_REGS _IOW(KVMIO, 0x82, struct kvm_regs)
	391	#define KVM_GET_SREGS _IOR(KVMIO, 0x83, struct kvm_sregs)
	392	#define KVM_SET_SREGS _IOW(KVMIO, 0x84, struct kvm_sregs)
	393	#define KVM_TRANSLATE _IOWR(KVMIO, 0x85, struct kvm_translation)
	394	#define KVM_INTERRUPT _IOW(KVMIO, 0x86, struct kvm_interrupt)
	395	#define KVM_DEBUG_GUEST _IOW(KVMIO, 0x87, struct kvm_debug_guest)
	396	#define KVM_GET_MSRS _IOWR(KVMIO, 0x88, struct kvm_msrs)
	397	#define KVM_SET_MSRS _IOW(KVMIO, 0x89, struct kvm_msrs)
	398	#define KVM_SET_CPUID _IOW(KVMIO, 0x8a, struct kvm_cpuid)
1961d276	399	#define KVM_SET_SIGNAL_MASK _IOW(KVMIO, 0x8b, struct kvm_signal_mask)
b8836737 AK	400	#define KVM_GET_FPU _IOR(KVMIO, 0x8c, struct kvm_fpu)
b8836737 AK	401	#define KVM_SET_FPU _IOW(KVMIO, 0x8d, struct kvm_fpu)
96ad2cc6 ED	402	#define KVM_GET_LAPIC _IOR(KVMIO, 0x8e, struct kvm_lapic_state)
96ad2cc6 ED	403	#define KVM_SET_LAPIC _IOW(KVMIO, 0x8f, struct kvm_lapic_state)
6aa8b732 AK	404
6aa8b732 AK	405	#endif