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.


removed references to GeekOS and added some namespace changes,
[palacios.git] / palacios / include / palacios / vmm_io.h
1 /* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
2 /* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
3
4 #ifndef __VMM_IO_H
5 #define __VMM_IO_H
6
7
8 #ifdef __V3VEE__
9
10 #include <palacios/vmm_types.h>
11 #include <palacios/vmm_util.h>
12
13
14 struct guest_info;
15
16 int v3_unhook_io_port(struct guest_info * info, uint_t port);
17
18
19 /* External API */
20 int v3_hook_io_port(struct guest_info * info, uint_t port, 
21                     int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data),
22                     int (*write)(ushort_t port, void * src, uint_t length, void * priv_data), 
23                     void * priv_data);
24
25
26
27
28
29
30 struct vmm_io_hook;
31
32 struct vmm_io_map {
33   uint_t num_ports;
34   struct vmm_io_hook * head;
35
36 };
37
38
39 void init_vmm_io_map(struct guest_info * info);
40
41 // FOREACH_IO_HOOK(vmm_io_map_t * io_map, vmm_io_hook_t * io_hook)
42 #define FOREACH_IO_HOOK(io_map, io_hook) for (io_hook = (io_map).head; io_hook != NULL; io_hook = (io_hook)->next)
43
44
45 struct vmm_io_hook {
46   ushort_t port;
47
48   // Reads data into the IO port (IN, INS)
49   int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data);
50
51   // Writes data from the IO port (OUT, OUTS)
52   int (*write)(ushort_t port, void * src, uint_t length, void * priv_data);
53
54   void * priv_data;
55
56   struct vmm_io_hook * next;
57   struct vmm_io_hook * prev;
58
59 };
60
61
62 struct vmm_io_hook * v3_get_io_hook(struct vmm_io_map * io_map, uint_t port);
63
64
65 void PrintDebugIOMap(struct vmm_io_map * io_map);
66
67
68
69
70 void v3_outb(ushort_t port, uchar_t value);
71 uchar_t v3_inb(ushort_t port);
72
73 void v3_outw(ushort_t port, ushort_t value);
74 ushort_t v3_inw(ushort_t port);
75
76 void v3_outdw(ushort_t port, uint_t value);
77 uint_t v3_indw(ushort_t port);
78
79
80
81 #endif // !__V3VEE__
82
83
84
85
86
87 #endif