target/i386/hvf/hvf-i386.h

   1 /*
   2  * QEMU Hypervisor.framework (HVF) support
   3  *
   4  * Copyright 2017 Google Inc
   5  *
   6  * Adapted from target-i386/hax-i386.h:
   7  * Copyright (c) 2011 Intel Corporation
   8  *  Written by:
   9  *  Jiang Yunhong<yunhong.jiang@intel.com>
  10  *
  11  * This work is licensed under the terms of the GNU GPL, version 2 or later.
  12  * See the COPYING file in the top-level directory.
  13  *
  14  */
  15
  16 #ifndef HVF_I386_H
  17 #define HVF_I386_H
  18
  19 #include "qemu/accel.h"
  20 #include "sysemu/hvf.h"
  21 #include "cpu.h"
  22 #include "x86.h"
  23
  24 #define HVF_MAX_VCPU 0x10
  25
  26 extern struct hvf_state hvf_global;
  27
  28 struct hvf_vm {
  29     int id;
  30     struct hvf_vcpu_state *vcpus[HVF_MAX_VCPU];
  31 };
  32
  33 struct hvf_state {
  34     uint32_t version;
  35     struct hvf_vm *vm;
  36     uint64_t mem_quota;
  37 };
  38
  39 /* hvf_slot flags */
  40 #define HVF_SLOT_LOG (1 << 0)
  41
  42 typedef struct hvf_slot {
  43     uint64_t start;
  44     uint64_t size;
  45     uint8_t *mem;
  46     int slot_id;
  47     uint32_t flags;
  48     MemoryRegion *region;
  49 } hvf_slot;
  50
  51 typedef struct hvf_vcpu_caps {
  52     uint64_t vmx_cap_pinbased;
  53     uint64_t vmx_cap_procbased;
  54     uint64_t vmx_cap_procbased2;
  55     uint64_t vmx_cap_entry;
  56     uint64_t vmx_cap_exit;
  57     uint64_t vmx_cap_preemption_timer;
  58 } hvf_vcpu_caps;
  59
  60 struct HVFState {
  61     AccelState parent;
  62     hvf_slot slots[32];
  63     int num_slots;
  64
  65     hvf_vcpu_caps *hvf_caps;
  66 };
  67 extern HVFState *hvf_state;
  68
  69 void hvf_set_phys_mem(MemoryRegionSection *, bool);
  70 void hvf_handle_io(CPUArchState *, uint16_t, void *, int, int, int);
  71 hvf_slot *hvf_find_overlap_slot(uint64_t, uint64_t);
  72
  73 #ifdef NEED_CPU_H
  74 /* Functions exported to host specific mode */
  75
  76 /* Host specific functions */
  77 int hvf_inject_interrupt(CPUArchState *env, int vector);
  78 int hvf_vcpu_run(struct hvf_vcpu_state *vcpu);
  79 #endif
  80
  81 #endif