4 * Copyright (C) 2006-2008 Qumranet Technologies
6 * Licensed under the terms of the GNU GPL version 2 or higher.
8 #ifndef THE_ORIGINAL_AND_TRUE_QEMU_KVM_H
9 #define THE_ORIGINAL_AND_TRUE_QEMU_KVM_H
19 #include <asm/ptrace.h>
25 #define __user /* temporary, until installed via make headers_install */
28 #include <linux/kvm.h>
32 /* FIXME: share this number with kvm */
33 /* FIXME: or dynamically alloc/realloc regions */
35 #define KVM_MAX_NUM_MEM_REGIONS 1u
37 #define LIBKVM_S390_ORIGIN (0UL)
38 #elif defined(__ia64__)
39 #define KVM_MAX_NUM_MEM_REGIONS 32u
42 #define KVM_MAX_NUM_MEM_REGIONS 32u
46 /* kvm abi verison variable */
50 * \brief The KVM context
52 * The verbose KVM context
57 /// is dirty pages logging enabled for all regions or not
58 int dirty_pages_log_all
;
59 /// do not create in-kernel irqchip if set
60 int no_irqchip_creation
;
61 /// in-kernel irqchip status
62 int irqchip_in_kernel
;
63 /// ioctl to use to inject interrupts
64 int irqchip_inject_ioctl
;
65 /// do not create in-kernel pit if set
67 #ifdef KVM_CAP_IRQ_ROUTING
68 struct kvm_irq_routing
*irq_routes
;
69 int nr_allocated_irq_routes
;
71 void *used_gsi_bitmap
;
75 typedef struct kvm_context
*kvm_context_t
;
78 int kvm_alloc_kernel_memory(kvm_context_t kvm
, unsigned long memory
,
80 int kvm_alloc_userspace_memory(kvm_context_t kvm
, unsigned long memory
,
83 int kvm_arch_create(kvm_context_t kvm
, unsigned long phys_mem_bytes
,
86 int kvm_arch_run(CPUState
*env
);
89 void kvm_show_code(CPUState
*env
);
91 int handle_halt(CPUState
*env
);
93 int handle_shutdown(kvm_context_t kvm
, CPUState
*env
);
94 void post_kvm_run(kvm_context_t kvm
, CPUState
*env
);
95 int pre_kvm_run(kvm_context_t kvm
, CPUState
*env
);
96 int handle_io_window(kvm_context_t kvm
);
97 int try_push_interrupts(kvm_context_t kvm
);
99 #if defined(__x86_64__) || defined(__i386__)
100 int kvm_get_msrs(CPUState
*env
, struct kvm_msr_entry
*msrs
, int n
);
101 int kvm_set_msrs(CPUState
*env
, struct kvm_msr_entry
*msrs
, int n
);
102 int kvm_get_mce_cap_supported(kvm_context_t
, uint64_t *mce_cap
,
104 int kvm_setup_mce(CPUState
*env
, uint64_t *mcg_cap
);
106 int kvm_set_mce(CPUState
*env
, struct kvm_x86_mce
*mce
);
110 * \brief Create new KVM context
112 * This creates a new kvm_context. A KVM context is a small area of data that
113 * holds information about the KVM instance that gets created by this call.\n
114 * This should always be your first call to KVM.
116 * \param opaque Not used
117 * \return NULL on failure
119 int kvm_init(int smp_cpus
);
122 * \brief Disable the in-kernel IRQCHIP creation
124 * In-kernel irqchip is enabled by default. If userspace irqchip is to be used,
125 * this should be called prior to kvm_create().
127 * \param kvm Pointer to the kvm_context
129 void kvm_disable_irqchip_creation(kvm_context_t kvm
);
132 * \brief Disable the in-kernel PIT creation
134 * In-kernel pit is enabled by default. If userspace pit is to be used,
135 * this should be called prior to kvm_create().
137 * \param kvm Pointer to the kvm_context
139 void kvm_disable_pit_creation(kvm_context_t kvm
);
142 * \brief Create new virtual machine
144 * This creates a new virtual machine, maps physical RAM to it, and creates a
145 * virtual CPU for it.\n
147 * Memory gets mapped for addresses 0->0xA0000, 0xC0000->phys_mem_bytes
149 * \param kvm Pointer to the current kvm_context
150 * \param phys_mem_bytes The amount of physical ram you want the VM to have
151 * \param phys_mem This pointer will be set to point to the memory that
152 * kvm_create allocates for physical RAM
153 * \return 0 on success
155 int kvm_create(kvm_context_t kvm
, unsigned long phys_mem_bytes
,
157 int kvm_create_vm(kvm_context_t kvm
);
158 void kvm_create_irqchip(kvm_context_t kvm
);
161 * \brief Start the VCPU
163 * This starts the VCPU and virtualization is started.\n
165 * This function will not return until any of these conditions are met:
166 * - An IO/MMIO handler does not return "0"
167 * - An exception that neither the guest OS, nor KVM can handle occurs
169 * \note This function will call the callbacks registered in kvm_init()
170 * to emulate those functions
171 * \note If you at any point want to interrupt the VCPU, kvm_run() will
172 * listen to the EINTR signal. This allows you to simulate external interrupts
173 * and asyncronous IO.
175 * \param kvm Pointer to the current kvm_context
176 * \param vcpu Which virtual CPU should be started
177 * \return 0 on success, but you really shouldn't expect this function to
178 * return except for when an error has occured, or when you have sent it
181 int kvm_run(CPUState
*env
);
184 * \brief Check if a vcpu is ready for interrupt injection
186 * This checks if vcpu interrupts are not masked by mov ss or sti.
188 * \param kvm Pointer to the current kvm_context
189 * \param vcpu Which virtual CPU should get dumped
190 * \return boolean indicating interrupt injection readiness
192 int kvm_is_ready_for_interrupt_injection(CPUState
*env
);
195 * \brief Read VCPU registers
197 * This gets the GP registers from the VCPU and outputs them
198 * into a kvm_regs structure
200 * \note This function returns a \b copy of the VCPUs registers.\n
201 * If you wish to modify the VCPUs GP registers, you should call kvm_set_regs()
203 * \param kvm Pointer to the current kvm_context
204 * \param vcpu Which virtual CPU should get dumped
205 * \param regs Pointer to a kvm_regs which will be populated with the VCPUs
207 * \return 0 on success
209 int kvm_get_regs(CPUState
*env
, struct kvm_regs
*regs
);
212 * \brief Write VCPU registers
214 * This sets the GP registers on the VCPU from a kvm_regs structure
216 * \note When this function returns, the regs pointer and the data it points to
218 * \param kvm Pointer to the current kvm_context
219 * \param vcpu Which virtual CPU should get dumped
220 * \param regs Pointer to a kvm_regs which will be populated with the VCPUs
222 * \return 0 on success
224 int kvm_set_regs(CPUState
*env
, struct kvm_regs
*regs
);
226 * \brief Read VCPU fpu registers
228 * This gets the FPU registers from the VCPU and outputs them
229 * into a kvm_fpu structure
231 * \note This function returns a \b copy of the VCPUs registers.\n
232 * If you wish to modify the VCPU FPU registers, you should call kvm_set_fpu()
234 * \param kvm Pointer to the current kvm_context
235 * \param vcpu Which virtual CPU should get dumped
236 * \param fpu Pointer to a kvm_fpu which will be populated with the VCPUs
237 * fpu registers values
238 * \return 0 on success
240 int kvm_get_fpu(CPUState
*env
, struct kvm_fpu
*fpu
);
243 * \brief Write VCPU fpu registers
245 * This sets the FPU registers on the VCPU from a kvm_fpu structure
247 * \note When this function returns, the fpu pointer and the data it points to
249 * \param kvm Pointer to the current kvm_context
250 * \param vcpu Which virtual CPU should get dumped
251 * \param fpu Pointer to a kvm_fpu which holds the new vcpu fpu state
252 * \return 0 on success
254 int kvm_set_fpu(CPUState
*env
, struct kvm_fpu
*fpu
);
257 * \brief Read VCPU system registers
259 * This gets the non-GP registers from the VCPU and outputs them
260 * into a kvm_sregs structure
262 * \note This function returns a \b copy of the VCPUs registers.\n
263 * If you wish to modify the VCPUs non-GP registers, you should call
266 * \param kvm Pointer to the current kvm_context
267 * \param vcpu Which virtual CPU should get dumped
268 * \param regs Pointer to a kvm_sregs which will be populated with the VCPUs
270 * \return 0 on success
272 int kvm_get_sregs(CPUState
*env
, struct kvm_sregs
*regs
);
275 * \brief Write VCPU system registers
277 * This sets the non-GP registers on the VCPU from a kvm_sregs structure
279 * \note When this function returns, the regs pointer and the data it points to
281 * \param kvm Pointer to the current kvm_context
282 * \param vcpu Which virtual CPU should get dumped
283 * \param regs Pointer to a kvm_sregs which will be populated with the VCPUs
285 * \return 0 on success
287 int kvm_set_sregs(CPUState
*env
, struct kvm_sregs
*regs
);
289 #ifdef KVM_CAP_MP_STATE
291 * * \brief Read VCPU MP state
294 int kvm_get_mpstate(CPUState
*env
, struct kvm_mp_state
*mp_state
);
297 * * \brief Write VCPU MP state
300 int kvm_set_mpstate(CPUState
*env
, struct kvm_mp_state
*mp_state
);
305 * * \brief Read VCPU xsave state
308 int kvm_get_xsave(CPUState
*env
, struct kvm_xsave
*xsave
);
311 * * \brief Write VCPU xsave state
314 int kvm_set_xsave(CPUState
*env
, struct kvm_xsave
*xsave
);
319 * * \brief Read VCPU XCRs
322 int kvm_get_xcrs(CPUState
*env
, struct kvm_xcrs
*xcrs
);
325 * * \brief Write VCPU XCRs
328 int kvm_set_xcrs(CPUState
*env
, struct kvm_xcrs
*xcrs
);
332 * \brief Simulate an external vectored interrupt
334 * This allows you to simulate an external vectored interrupt.
336 * \param kvm Pointer to the current kvm_context
337 * \param vcpu Which virtual CPU should get dumped
338 * \param irq Vector number
339 * \return 0 on success
341 int kvm_inject_irq(CPUState
*env
, unsigned irq
);
343 #if defined(__i386__) || defined(__x86_64__)
345 * \brief Setup a vcpu's cpuid instruction emulation
347 * Set up a table of cpuid function to cpuid outputs.\n
349 * \param kvm Pointer to the current kvm_context
350 * \param vcpu Which virtual CPU should be initialized
351 * \param nent number of entries to be installed
352 * \param entries cpuid function entries table
353 * \return 0 on success, or -errno on error
355 int kvm_setup_cpuid(CPUState
*env
, int nent
,
356 struct kvm_cpuid_entry
*entries
);
359 * \brief Setup a vcpu's cpuid instruction emulation
361 * Set up a table of cpuid function to cpuid outputs.
362 * This call replaces the older kvm_setup_cpuid interface by adding a few
363 * parameters to support cpuid functions that have sub-leaf values.
365 * \param kvm Pointer to the current kvm_context
366 * \param vcpu Which virtual CPU should be initialized
367 * \param nent number of entries to be installed
368 * \param entries cpuid function entries table
369 * \return 0 on success, or -errno on error
371 int kvm_setup_cpuid2(CPUState
*env
, int nent
,
372 struct kvm_cpuid_entry2
*entries
);
375 * \brief Setting the number of shadow pages to be allocated to the vm
377 * \param kvm pointer to kvm_context
378 * \param nrshadow_pages number of pages to be allocated
380 int kvm_set_shadow_pages(kvm_context_t kvm
, unsigned int nrshadow_pages
);
383 * \brief Getting the number of shadow pages that are allocated to the vm
385 * \param kvm pointer to kvm_context
386 * \param nrshadow_pages number of pages to be allocated
388 int kvm_get_shadow_pages(kvm_context_t kvm
, unsigned int *nrshadow_pages
);
393 * \brief Dump VCPU registers
395 * This dumps some of the information that KVM has about a virtual CPU, namely:
398 * A much more verbose version of this is available as kvm_dump_vcpu()
400 * \param kvm Pointer to the current kvm_context
401 * \param vcpu Which virtual CPU should get dumped
402 * \return 0 on success
404 void kvm_show_regs(CPUState
*env
);
407 void *kvm_create_phys_mem(kvm_context_t
, unsigned long phys_start
,
408 unsigned long len
, int log
, int writable
);
409 void kvm_destroy_phys_mem(kvm_context_t
, unsigned long phys_start
,
412 int kvm_is_containing_region(kvm_context_t kvm
, unsigned long phys_start
,
414 int kvm_register_phys_mem(kvm_context_t kvm
, unsigned long phys_start
,
415 void *userspace_addr
, unsigned long len
, int log
);
416 int kvm_get_dirty_pages_range(kvm_context_t kvm
, unsigned long phys_addr
,
417 unsigned long end_addr
, void *opaque
,
418 int (*cb
)(unsigned long start
,
419 unsigned long len
, void *bitmap
,
421 int kvm_register_coalesced_mmio(kvm_context_t kvm
, uint64_t addr
,
423 int kvm_unregister_coalesced_mmio(kvm_context_t kvm
, uint64_t addr
,
427 * \brief Get a bitmap of guest ram pages which are allocated to the guest.
429 * \param kvm Pointer to the current kvm_context
430 * \param phys_addr Memory slot phys addr
431 * \param bitmap Long aligned address of a big enough bitmap (one bit per page)
433 int kvm_get_mem_map(kvm_context_t kvm
, unsigned long phys_addr
, void *bitmap
);
434 int kvm_get_mem_map_range(kvm_context_t kvm
, unsigned long phys_addr
,
435 unsigned long len
, void *buf
, void *opaque
,
436 int (*cb
)(unsigned long start
,
437 unsigned long len
, void *bitmap
,
439 int kvm_set_irq_level(kvm_context_t kvm
, int irq
, int level
, int *status
);
441 int kvm_dirty_pages_log_enable_slot(kvm_context_t kvm
, uint64_t phys_start
,
443 int kvm_dirty_pages_log_disable_slot(kvm_context_t kvm
, uint64_t phys_start
,
446 * \brief Enable dirty-pages-logging for all memory regions
448 * \param kvm Pointer to the current kvm_context
450 int kvm_dirty_pages_log_enable_all(kvm_context_t kvm
);
453 * \brief Disable dirty-page-logging for some memory regions
455 * Disable dirty-pages-logging for those memory regions that were
456 * created with dirty-page-logging disabled.
458 * \param kvm Pointer to the current kvm_context
460 int kvm_dirty_pages_log_reset(kvm_context_t kvm
);
462 #ifdef KVM_CAP_IRQCHIP
464 * \brief Dump in kernel IRQCHIP contents
466 * Dump one of the in kernel irq chip devices, including PIC (master/slave)
467 * and IOAPIC into a kvm_irqchip structure
469 * \param kvm Pointer to the current kvm_context
470 * \param chip The irq chip device to be dumped
472 int kvm_get_irqchip(kvm_context_t kvm
, struct kvm_irqchip
*chip
);
475 * \brief Set in kernel IRQCHIP contents
477 * Write one of the in kernel irq chip devices, including PIC (master/slave)
481 * \param kvm Pointer to the current kvm_context
482 * \param chip THe irq chip device to be written
484 int kvm_set_irqchip(kvm_context_t kvm
, struct kvm_irqchip
*chip
);
486 #if defined(__i386__) || defined(__x86_64__)
488 * \brief Get in kernel local APIC for vcpu
490 * Save the local apic state including the timer of a virtual CPU
492 * \param kvm Pointer to the current kvm_context
493 * \param vcpu Which virtual CPU should be accessed
494 * \param s Local apic state of the specific virtual CPU
496 int kvm_get_lapic(CPUState
*env
, struct kvm_lapic_state
*s
);
499 * \brief Set in kernel local APIC for vcpu
501 * Restore the local apic state including the timer of a virtual CPU
503 * \param kvm Pointer to the current kvm_context
504 * \param vcpu Which virtual CPU should be accessed
505 * \param s Local apic state of the specific virtual CPU
507 int kvm_set_lapic(CPUState
*env
, struct kvm_lapic_state
*s
);
512 * \brief Simulate an NMI
514 * This allows you to simulate a non-maskable interrupt.
516 * \param kvm Pointer to the current kvm_context
517 * \param vcpu Which virtual CPU should get dumped
518 * \return 0 on success
520 int kvm_inject_nmi(CPUState
*env
);
525 * \brief Simulate an x86 MCE
527 * This allows you to simulate a x86 MCE.
529 * \param cenv Which virtual CPU should get MCE injected
530 * \param bank Bank number
531 * \param status MSR_MCI_STATUS
532 * \param mcg_status MSR_MCG_STATUS
533 * \param addr MSR_MCI_ADDR
534 * \param misc MSR_MCI_MISC
535 * \param abort_on_error abort on error
537 void kvm_inject_x86_mce(CPUState
*cenv
, int bank
, uint64_t status
,
538 uint64_t mcg_status
, uint64_t addr
, uint64_t misc
,
542 * \brief Initialize coalesced MMIO
544 * Check for coalesced MMIO capability and store in context
546 * \param kvm Pointer to the current kvm_context
548 int kvm_init_coalesced_mmio(kvm_context_t kvm
);
552 #if defined(__i386__) || defined(__x86_64__)
554 * \brief Get in kernel PIT of the virtual domain
556 * Save the PIT state.
558 * \param kvm Pointer to the current kvm_context
559 * \param s PIT state of the virtual domain
561 int kvm_get_pit(kvm_context_t kvm
, struct kvm_pit_state
*s
);
564 * \brief Set in kernel PIT of the virtual domain
566 * Restore the PIT state.
567 * Timer would be retriggerred after restored.
569 * \param kvm Pointer to the current kvm_context
570 * \param s PIT state of the virtual domain
572 int kvm_set_pit(kvm_context_t kvm
, struct kvm_pit_state
*s
);
574 int kvm_reinject_control(kvm_context_t kvm
, int pit_reinject
);
576 #ifdef KVM_CAP_PIT_STATE2
578 * \brief Check for kvm support of kvm_pit_state2
580 * \param kvm Pointer to the current kvm_context
581 * \return 0 on success
583 int kvm_has_pit_state2(kvm_context_t kvm
);
586 * \brief Set in kernel PIT state2 of the virtual domain
589 * \param kvm Pointer to the current kvm_context
590 * \param ps2 PIT state2 of the virtual domain
591 * \return 0 on success
593 int kvm_set_pit2(kvm_context_t kvm
, struct kvm_pit_state2
*ps2
);
596 * \brief Get in kernel PIT state2 of the virtual domain
599 * \param kvm Pointer to the current kvm_context
600 * \param ps2 PIT state2 of the virtual domain
601 * \return 0 on success
603 int kvm_get_pit2(kvm_context_t kvm
, struct kvm_pit_state2
*ps2
);
611 int kvm_enable_vapic(CPUState
*env
, uint64_t vapic
);
615 #if defined(__s390__)
616 int kvm_s390_initial_reset(kvm_context_t kvm
, int slot
);
617 int kvm_s390_interrupt(kvm_context_t kvm
, int slot
,
618 struct kvm_s390_interrupt
*kvmint
);
619 int kvm_s390_set_initial_psw(kvm_context_t kvm
, int slot
, psw_t psw
);
620 int kvm_s390_store_status(kvm_context_t kvm
, int slot
, unsigned long addr
);
623 #ifdef KVM_CAP_DEVICE_ASSIGNMENT
625 * \brief Notifies host kernel about a PCI device to be assigned to a guest
627 * Used for PCI device assignment, this function notifies the host
628 * kernel about the assigning of the physical PCI device to a guest.
630 * \param kvm Pointer to the current kvm_context
631 * \param assigned_dev Parameters, like bus, devfn number, etc
633 int kvm_assign_pci_device(kvm_context_t kvm
,
634 struct kvm_assigned_pci_dev
*assigned_dev
);
637 * \brief Assign IRQ for an assigned device
639 * Used for PCI device assignment, this function assigns IRQ numbers for
640 * an physical device and guest IRQ handling.
642 * \param kvm Pointer to the current kvm_context
643 * \param assigned_irq Parameters, like dev id, host irq, guest irq, etc
645 int kvm_assign_irq(kvm_context_t kvm
, struct kvm_assigned_irq
*assigned_irq
);
647 #ifdef KVM_CAP_ASSIGN_DEV_IRQ
649 * \brief Deassign IRQ for an assigned device
651 * Used for PCI device assignment, this function deassigns IRQ numbers
652 * for an assigned device.
654 * \param kvm Pointer to the current kvm_context
655 * \param assigned_irq Parameters, like dev id, host irq, guest irq, etc
657 int kvm_deassign_irq(kvm_context_t kvm
, struct kvm_assigned_irq
*assigned_irq
);
661 #ifdef KVM_CAP_DEVICE_DEASSIGNMENT
663 * \brief Notifies host kernel about a PCI device to be deassigned from a guest
665 * Used for hot remove PCI device, this function notifies the host
666 * kernel about the deassigning of the physical PCI device from a guest.
668 * \param kvm Pointer to the current kvm_context
669 * \param assigned_dev Parameters, like bus, devfn number, etc
671 int kvm_deassign_pci_device(kvm_context_t kvm
,
672 struct kvm_assigned_pci_dev
*assigned_dev
);
676 * \brief Checks whether the generic irq routing capability is present
678 * Checks whether kvm can reroute interrupts among the various interrupt
681 * \param kvm Pointer to the current kvm_context
683 int kvm_has_gsi_routing(kvm_context_t kvm
);
686 * \brief Determines the number of gsis that can be routed
688 * Returns the number of distinct gsis that can be routed by kvm. This is
689 * also the number of distinct routes (if a gsi has two routes, than another
690 * gsi cannot be used...)
692 * \param kvm Pointer to the current kvm_context
694 int kvm_get_gsi_count(kvm_context_t kvm
);
697 * \brief Clears the temporary irq routing table
699 * Clears the temporary irq routing table. Nothing is committed to the
702 * \param kvm Pointer to the current kvm_context
704 int kvm_clear_gsi_routes(kvm_context_t kvm
);
707 * \brief Adds an irq route to the temporary irq routing table
709 * Adds an irq route to the temporary irq routing table. Nothing is
710 * committed to the running VM.
712 * \param kvm Pointer to the current kvm_context
714 int kvm_add_irq_route(kvm_context_t kvm
, int gsi
, int irqchip
, int pin
);
717 * \brief Removes an irq route from the temporary irq routing table
719 * Adds an irq route to the temporary irq routing table. Nothing is
720 * committed to the running VM.
722 * \param kvm Pointer to the current kvm_context
724 int kvm_del_irq_route(kvm_context_t kvm
, int gsi
, int irqchip
, int pin
);
726 struct kvm_irq_routing_entry
;
728 * \brief Adds a routing entry to the temporary irq routing table
730 * Adds a filled routing entry to the temporary irq routing table. Nothing is
731 * committed to the running VM.
733 * \param kvm Pointer to the current kvm_context
735 int kvm_add_routing_entry(kvm_context_t kvm
,
736 struct kvm_irq_routing_entry
*entry
);
739 * \brief Removes a routing from the temporary irq routing table
741 * Remove a routing to the temporary irq routing table. Nothing is
742 * committed to the running VM.
744 * \param kvm Pointer to the current kvm_context
746 int kvm_del_routing_entry(kvm_context_t kvm
,
747 struct kvm_irq_routing_entry
*entry
);
750 * \brief Updates a routing in the temporary irq routing table
752 * Update a routing in the temporary irq routing table
753 * with a new value. entry type and GSI can not be changed.
754 * Nothing is committed to the running VM.
756 * \param kvm Pointer to the current kvm_context
758 int kvm_update_routing_entry(kvm_context_t kvm
,
759 struct kvm_irq_routing_entry
*entry
,
760 struct kvm_irq_routing_entry
*newentry
);
763 * \brief Commit the temporary irq routing table
765 * Commit the temporary irq routing table to the running VM.
767 * \param kvm Pointer to the current kvm_context
769 int kvm_commit_irq_routes(kvm_context_t kvm
);
772 * \brief Get unused GSI number for irq routing table
774 * Get unused GSI number for irq routing table
776 * \param kvm Pointer to the current kvm_context
778 int kvm_get_irq_route_gsi(kvm_context_t kvm
);
781 * \brief Create a file descriptor for injecting interrupts
783 * Creates an eventfd based file-descriptor that maps to a specific GSI
784 * in the guest. eventfd compliant signaling (write() from userspace, or
785 * eventfd_signal() from kernelspace) will cause the GSI to inject
786 * itself into the guest at the next available window.
788 * \param kvm Pointer to the current kvm_context
789 * \param gsi GSI to assign to this fd
790 * \param flags reserved, must be zero
792 int kvm_irqfd(kvm_context_t kvm
, int gsi
, int flags
);
794 #ifdef KVM_CAP_DEVICE_MSIX
795 int kvm_assign_set_msix_nr(kvm_context_t kvm
,
796 struct kvm_assigned_msix_nr
*msix_nr
);
797 int kvm_assign_set_msix_entry(kvm_context_t kvm
,
798 struct kvm_assigned_msix_entry
*entry
);
801 #else /* !CONFIG_KVM */
803 typedef struct kvm_context
*kvm_context_t
;
804 typedef struct kvm_vcpu_context
*kvm_vcpu_context_t
;
806 struct kvm_pit_state
{
809 static inline int kvm_init(int smp_cpus
)
814 static inline void kvm_inject_x86_mce(CPUState
*cenv
, int bank
,
815 uint64_t status
, uint64_t mcg_status
,
816 uint64_t addr
, uint64_t misc
,
823 #endif /* !CONFIG_KVM */
826 int kvm_main_loop(void);
827 int kvm_init_ap(void);
828 int kvm_vcpu_inited(CPUState
*env
);
829 void kvm_save_lapic(CPUState
*env
);
830 void kvm_load_lapic(CPUState
*env
);
832 void kvm_hpet_enable_kpit(void);
833 void kvm_hpet_disable_kpit(void);
834 int kvm_set_irq(int irq
, int level
, int *status
);
836 int kvm_physical_memory_set_dirty_tracking(int enable
);
838 void qemu_kvm_call_with_env(void (*func
)(void *), void *data
, CPUState
*env
);
839 void qemu_kvm_cpuid_on_env(CPUState
*env
);
840 void kvm_inject_interrupt(CPUState
*env
, int mask
);
841 void kvm_update_after_sipi(CPUState
*env
);
842 void kvm_update_interrupt_request(CPUState
*env
);
843 void *kvm_cpu_create_phys_mem(target_phys_addr_t start_addr
, unsigned long size
,
844 int log
, int writable
);
846 void kvm_cpu_destroy_phys_mem(target_phys_addr_t start_addr
,
848 void kvm_qemu_log_memory(target_phys_addr_t start
, target_phys_addr_t size
,
850 int kvm_qemu_create_memory_alias(uint64_t phys_start
, uint64_t len
,
851 uint64_t target_phys
);
852 int kvm_qemu_destroy_memory_alias(uint64_t phys_start
);
854 int kvm_arch_qemu_create_context(void);
856 void kvm_arch_save_regs(CPUState
*env
);
857 void kvm_arch_load_regs(CPUState
*env
, int level
);
858 int kvm_arch_has_work(CPUState
*env
);
859 void kvm_arch_process_irqchip_events(CPUState
*env
);
860 int kvm_arch_try_push_interrupts(void *opaque
);
861 void kvm_arch_push_nmi(void *opaque
);
862 void kvm_arch_cpu_reset(CPUState
*env
);
863 int kvm_set_boot_cpu_id(uint32_t id
);
865 void qemu_kvm_aio_wait_start(void);
866 void qemu_kvm_aio_wait(void);
867 void qemu_kvm_aio_wait_end(void);
869 void qemu_kvm_notify_work(void);
871 void kvm_tpr_access_report(CPUState
*env
, uint64_t rip
, int is_write
);
873 int kvm_arch_init_irq_routing(void);
875 int kvm_mmio_read(void *opaque
, uint64_t addr
, uint8_t * data
, int len
);
876 int kvm_mmio_write(void *opaque
, uint64_t addr
, uint8_t * data
, int len
);
878 #ifdef CONFIG_KVM_DEVICE_ASSIGNMENT
881 void kvm_ioperm(CPUState
*env
, void *data
);
882 void kvm_add_ioperm_data(struct ioperm_data
*data
);
883 void kvm_remove_ioperm_data(unsigned long start_port
, unsigned long num
);
884 void kvm_arch_do_ioperm(void *_data
);
887 #define ALIGN(x, y) (((x)+(y)-1) & ~((y)-1))
888 #define BITMAP_SIZE(m) (ALIGN(((m)>>TARGET_PAGE_BITS), HOST_LONG_BITS) / 8)
891 #include "qemu-queue.h"
893 extern int kvm_irqchip
;
895 extern int kvm_pit_reinject
;
896 extern int kvm_nested
;
897 extern kvm_context_t kvm_context
;
900 unsigned long start_port
;
903 QLIST_ENTRY(ioperm_data
) entries
;
906 void qemu_kvm_cpu_stop(CPUState
*env
);
907 int kvm_arch_halt(CPUState
*env
);
908 int handle_tpr_access(void *opaque
, CPUState
*env
, uint64_t rip
,
911 #define qemu_kvm_has_gsi_routing() kvm_has_gsi_routing(kvm_context)
913 #define qemu_kvm_has_pit_state2() kvm_has_pit_state2(kvm_context)
917 #define qemu_kvm_has_gsi_routing() (0)
919 #define qemu_kvm_has_pit_state2() (0)
921 #define qemu_kvm_cpu_stop(env) do {} while(0)
924 void kvm_mutex_unlock(void);
925 void kvm_mutex_lock(void);
927 static inline int kvm_sync_vcpus(void)
934 typedef struct KVMSlot
{
935 target_phys_addr_t start_addr
;
936 ram_addr_t memory_size
;
937 ram_addr_t phys_offset
;
942 typedef struct kvm_dirty_log KVMDirtyLog
;
949 #ifdef KVM_CAP_COALESCED_MMIO
950 struct kvm_coalesced_mmio_ring
*coalesced_mmio_ring
;
952 int broken_set_mem_region
;
955 int robust_singlestep
;
957 #ifdef KVM_CAP_SET_GUEST_DEBUG
958 QTAILQ_HEAD(, kvm_sw_breakpoint
) kvm_sw_breakpoints
;
960 int irqchip_in_kernel
;
963 struct kvm_context kvm_context
;
966 extern struct KVMState
*kvm_state
;
968 int kvm_tpr_enable_vapic(CPUState
*env
);
970 unsigned long kvm_get_thread_id(void);
971 int kvm_cpu_is_stopped(CPUState
*env
);