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Diffstat (limited to 'include/linux/kvm.h')
-rw-r--r--include/linux/kvm.h203
1 files changed, 50 insertions, 153 deletions
diff --git a/include/linux/kvm.h b/include/linux/kvm.h
index 057a7f34ee3..4de4fd2d860 100644
--- a/include/linux/kvm.h
+++ b/include/linux/kvm.h
@@ -9,12 +9,10 @@
#include <asm/types.h>
#include <linux/ioctl.h>
+#include <asm/kvm.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;
@@ -23,17 +21,19 @@ struct kvm_memory_region {
__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 */
+/* for KVM_SET_USER_MEMORY_REGION */
+struct kvm_userspace_memory_region {
+ __u32 slot;
__u32 flags;
__u64 guest_phys_addr;
- __u64 memory_size;
- __u64 target_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
+
+
/* for KVM_IRQ_LINE */
struct kvm_irq_level {
/*
@@ -45,62 +45,18 @@ struct kvm_irq_level {
__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 */
+#ifdef CONFIG_X86
struct kvm_pic_state pic;
+#endif
+#if defined(CONFIG_X86) || defined(CONFIG_IA64)
struct kvm_ioapic_state ioapic;
+#endif
} chip;
};
@@ -116,6 +72,7 @@ struct kvm_irqchip {
#define KVM_EXIT_FAIL_ENTRY 9
#define KVM_EXIT_INTR 10
#define KVM_EXIT_SET_TPR 11
+#define KVM_EXIT_TPR_ACCESS 12
/* for KVM_RUN, returned by mmap(vcpu_fd, offset=0) */
struct kvm_run {
@@ -174,90 +131,17 @@ struct kvm_run {
__u32 longmode;
__u32 pad;
} hypercall;
+ /* KVM_EXIT_TPR_ACCESS */
+ struct {
+ __u64 rip;
+ __u32 is_write;
+ __u32 pad;
+ } tpr_access;
/* 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 */
@@ -302,28 +186,24 @@ struct kvm_dirty_log {
};
};
-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];
};
+/* for KVM_TPR_ACCESS_REPORTING */
+struct kvm_tpr_access_ctl {
+ __u32 enabled;
+ __u32 flags;
+ __u32 reserved[8];
+};
+
+/* for KVM_SET_VAPIC_ADDR */
+struct kvm_vapic_addr {
+ __u64 vapic_addr;
+};
+
#define KVMIO 0xAE
/*
@@ -347,11 +227,21 @@ struct kvm_signal_mask {
*/
#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
+#define KVM_CAP_EXT_CPUID 5
+#define KVM_CAP_VAPIC 6
/*
* 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.
@@ -359,6 +249,7 @@ struct kvm_signal_mask {
#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)
+#define KVM_GET_SUPPORTED_CPUID _IOWR(KVMIO, 0x48, struct kvm_cpuid2)
/* Device model IOC */
#define KVM_CREATE_IRQCHIP _IO(KVMIO, 0x60)
#define KVM_IRQ_LINE _IOW(KVMIO, 0x61, struct kvm_irq_level)
@@ -384,5 +275,11 @@ struct kvm_signal_mask {
#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)
+#define KVM_SET_CPUID2 _IOW(KVMIO, 0x90, struct kvm_cpuid2)
+#define KVM_GET_CPUID2 _IOWR(KVMIO, 0x91, struct kvm_cpuid2)
+/* Available with KVM_CAP_VAPIC */
+#define KVM_TPR_ACCESS_REPORTING _IOWR(KVMIO, 0x92, struct kvm_tpr_access_ctl)
+/* Available with KVM_CAP_VAPIC */
+#define KVM_SET_VAPIC_ADDR _IOW(KVMIO, 0x93, struct kvm_vapic_addr)
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-04 18:11:32 +0000