Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


code clean up
[palacios.git] / palacios / include / palacios / vmm_io.h
1 #ifndef __VMM_IO_H
2 #define __VMM_IO_H
3
4
5
6 #include <palacios/vmm_types.h>
7 #include <palacios/vmm_util.h>
8
9
10 struct guest_info;
11 struct vmm_io_hook;
12
13 struct vmm_io_map {
14   uint_t num_ports;
15   struct vmm_io_hook * head;
16
17 };
18
19
20 int v3_unhook_io_port(struct guest_info * info, uint_t port);
21
22
23 /* External API */
24 int v3_hook_io_port(struct guest_info * info, uint_t port, 
25                     int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data),
26                     int (*write)(ushort_t port, void * src, uint_t length, void * priv_data), 
27                     void * priv_data);
28
29 void init_vmm_io_map(struct guest_info * info);
30
31
32 #ifdef __V3VEE__
33
34
35
36 // FOREACH_IO_HOOK(vmm_io_map_t * io_map, vmm_io_hook_t * io_hook)
37 #define FOREACH_IO_HOOK(io_map, io_hook) for (io_hook = (io_map).head; io_hook != NULL; io_hook = (io_hook)->next)
38
39
40 struct vmm_io_hook {
41   ushort_t port;
42
43   // Reads data into the IO port (IN, INS)
44   int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data);
45
46   // Writes data from the IO port (OUT, OUTS)
47   int (*write)(ushort_t port, void * src, uint_t length, void * priv_data);
48
49   void * priv_data;
50
51   struct vmm_io_hook * next;
52   struct vmm_io_hook * prev;
53
54 };
55
56
57 struct vmm_io_hook * v3_get_io_hook(struct vmm_io_map * io_map, uint_t port);
58
59
60 void PrintDebugIOMap(struct vmm_io_map * io_map);
61
62
63 #endif // !__V3VEE__
64
65
66
67
68
69 #endif