]>
git.proxmox.com Git - mirror_qemu.git/blob - include/sysemu/hvf.h
2 * QEMU Hypervisor.framework (HVF) support
4 * Copyright Google Inc., 2017
6 * This work is licensed under the terms of the GNU GPL, version 2 or later.
7 * See the COPYING file in the top-level directory.
11 /* header to be included in non-HVF-specific code */
15 #include "config-host.h"
16 #include "qemu/osdep.h"
17 #include "qemu-common.h"
18 #include "qemu/bitops.h"
19 #include "exec/memory.h"
20 #include "sysemu/accel.h"
22 extern int hvf_disabled
;
24 #include <Hypervisor/hv.h>
25 #include <Hypervisor/hv_vmx.h>
26 #include <Hypervisor/hv_error.h>
27 #include "target/i386/cpu.h"
29 uint32_t hvf_get_supported_cpuid(uint32_t func
, uint32_t idx
,
31 #define hvf_enabled() !hvf_disabled
33 #define hvf_enabled() 0
34 #define hvf_get_supported_cpuid(func, idx, reg) 0
37 typedef struct hvf_slot
{
44 typedef struct hvf_vcpu_caps
{
45 uint64_t vmx_cap_pinbased
;
46 uint64_t vmx_cap_procbased
;
47 uint64_t vmx_cap_procbased2
;
48 uint64_t vmx_cap_entry
;
49 uint64_t vmx_cap_exit
;
50 uint64_t vmx_cap_preemption_timer
;
53 typedef struct HVFState
{
58 hvf_vcpu_caps
*hvf_caps
;
60 extern HVFState
*hvf_state
;
62 void hvf_set_phys_mem(MemoryRegionSection
*, bool);
63 void hvf_handle_io(CPUArchState
*, uint16_t, void *,
65 hvf_slot
*hvf_find_overlap_slot(uint64_t, uint64_t);
67 /* Disable HVF if |disable| is 1, otherwise, enable it iff it is supported by
68 * the host CPU. Use hvf_enabled() after this to get the result. */
69 void hvf_disable(int disable
);
71 /* Returns non-0 if the host CPU supports the VMX "unrestricted guest" feature
72 * which allows the virtual CPU to directly run in "real mode". If true, this
73 * allows QEMU to run several vCPU threads in parallel (see cpus.c). Otherwise,
74 * only a a single TCG thread can run, and it will call HVF to run the current
75 * instructions, except in case of "real mode" (paging disabled, typically at
76 * boot time), or MMIO operations. */
78 int hvf_sync_vcpus(void);
80 int hvf_init_vcpu(CPUState
*);
81 int hvf_vcpu_exec(CPUState
*);
82 int hvf_smp_cpu_exec(CPUState
*);
83 void hvf_cpu_synchronize_state(CPUState
*);
84 void hvf_cpu_synchronize_post_reset(CPUState
*);
85 void hvf_cpu_synchronize_post_init(CPUState
*);
86 void _hvf_cpu_synchronize_post_init(CPUState
*, run_on_cpu_data
);
88 void hvf_vcpu_destroy(CPUState
*);
89 void hvf_raise_event(CPUState
*);
90 /* void hvf_reset_vcpu_state(void *opaque); */
91 void hvf_reset_vcpu(CPUState
*);
92 void vmx_update_tpr(CPUState
*);
93 void update_apic_tpr(CPUState
*);
94 int hvf_put_registers(CPUState
*);
95 void vmx_clear_int_window_exiting(CPUState
*cpu
);
97 #define TYPE_HVF_ACCEL ACCEL_CLASS_NAME("hvf")
99 #define HVF_STATE(obj) \
100 OBJECT_CHECK(HVFState, (obj), TYPE_HVF_ACCEL)