1 /*
2  * QEMU HAXM support
3  *
4  * Copyright (c) 2011 Intel Corporation
5  *  Written by:
6  *  Jiang Yunhong<yunhong.jiang@intel.com>
7  *
8  * This work is licensed under the terms of the GNU GPL, version 2 or later.
9  * See the COPYING file in the top-level directory.
10  *
11  */
12 
13 #ifndef HAX_I386_H
14 #define HAX_I386_H
15 
16 #include "cpu.h"
17 #include "sysemu/hax.h"
18 
19 #ifdef CONFIG_POSIX
20 typedef int hax_fd;
21 #endif
22 
23 #ifdef CONFIG_WIN32
24 typedef HANDLE hax_fd;
25 #endif
26 
27 extern struct hax_state hax_global;
28 struct hax_vcpu_state {
29     hax_fd fd;
30     int vcpu_id;
31     struct hax_tunnel *tunnel;
32     unsigned char *iobuf;
33 };
34 
35 struct hax_state {
36     hax_fd fd; /* the global hax device interface */
37     uint32_t version;
38     struct hax_vm *vm;
39     uint64_t mem_quota;
40     bool supports_64bit_ramblock;
41 };
42 
43 #define HAX_MAX_VCPU 0x10
44 #define MAX_VM_ID 0x40
45 #define MAX_VCPU_ID 0x40
46 
47 struct hax_vm {
48     hax_fd fd;
49     int id;
50     struct hax_vcpu_state *vcpus[HAX_MAX_VCPU];
51 };
52 
53 #ifdef NEED_CPU_H
54 /* Functions exported to host specific mode */
55 hax_fd hax_vcpu_get_fd(CPUArchState *env);
56 int valid_hax_tunnel_size(uint16_t size);
57 
58 /* Host specific functions */
59 int hax_mod_version(struct hax_state *hax, struct hax_module_version *version);
60 int hax_inject_interrupt(CPUArchState *env, int vector);
61 struct hax_vm *hax_vm_create(struct hax_state *hax);
62 int hax_vcpu_run(struct hax_vcpu_state *vcpu);
63 int hax_vcpu_create(int id);
64 int hax_sync_vcpu_state(CPUArchState *env, struct vcpu_state_t *state,
65                         int set);
66 int hax_sync_msr(CPUArchState *env, struct hax_msr_data *msrs, int set);
67 int hax_sync_fpu(CPUArchState *env, struct fx_layout *fl, int set);
68 #endif
69 
70 int hax_vm_destroy(struct hax_vm *vm);
71 int hax_capability(struct hax_state *hax, struct hax_capabilityinfo *cap);
72 int hax_notify_qemu_version(hax_fd vm_fd, struct hax_qemu_version *qversion);
73 int hax_set_ram(uint64_t start_pa, uint32_t size, uint64_t host_va, int flags);
74 
75 /* Common host function */
76 int hax_host_create_vm(struct hax_state *hax, int *vm_id);
77 hax_fd hax_host_open_vm(struct hax_state *hax, int vm_id);
78 int hax_host_create_vcpu(hax_fd vm_fd, int vcpuid);
79 hax_fd hax_host_open_vcpu(int vmid, int vcpuid);
80 int hax_host_setup_vcpu_channel(struct hax_vcpu_state *vcpu);
81 hax_fd hax_mod_open(void);
82 void hax_memory_init(void);
83 
84 
85 #ifdef CONFIG_POSIX
86 #include "target/i386/hax-posix.h"
87 #endif
88 
89 #ifdef CONFIG_WIN32
90 #include "target/i386/hax-windows.h"
91 #endif
92 
93 #include "target/i386/hax-interface.h"
94 
95 #endif
96