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37 | #include <libadt/list.h> |
37 | #include <libadt/list.h> |
38 | 38 | ||
39 | #define DEVMAP_NAME_MAXLEN 512 |
39 | #define DEVMAP_NAME_MAXLEN 512 |
40 | 40 | ||
41 | typedef enum { |
41 | typedef enum { |
42 | DEVMAP_REGISTER = IPC_FIRST_USER_METHOD, |
42 | DEVMAP_DRIVER_REGISTER = IPC_FIRST_USER_METHOD, |
43 | DEVMAP_UNREGISTER, |
43 | DEVMAP_DRIVER_UNREGISTER, |
- | 44 | DEVMAP_DEVICE_CONNECT_ME_TO, |
|
- | 45 | DEVMAP_DEVICE_REGISTER, |
|
44 | DEVMAP_CONNECT_TO_DEVICE, |
46 | DEVMAP_DEVICE_UNREGISTER, |
- | 47 | DEVMAP_DEVICE_GET_NAME, |
|
45 | DEVMAP_GET_HANDLE |
48 | DEVMAP_DEVICE_GET_HANDLE |
46 | } devmap_request_t; |
49 | } devmap_request_t; |
47 | 50 | ||
- | 51 | /** Representation of device driver. |
|
- | 52 | * Each driver is responsible for a set of devices. |
|
- | 53 | */ |
|
- | 54 | typedef struct { |
|
- | 55 | /** Pointers to previous and next drivers in linked list */ |
|
- | 56 | link_t drivers; |
|
- | 57 | /** Pointer to the linked list of devices controlled by |
|
- | 58 | * this driver */ |
|
- | 59 | link_t devices; |
|
- | 60 | /** Phone asociated with this driver */ |
|
- | 61 | ipcarg_t phone; |
|
- | 62 | /** Device driver name */ |
|
- | 63 | char *name; |
|
- | 64 | /** Futex for list of devices owned by this driver */ |
|
- | 65 | atomic_t devices_futex; |
|
- | 66 | } devmap_driver_t; |
|
48 | 67 | ||
49 | /** Info about registered device |
68 | /** Info about registered device |
50 | * |
69 | * |
51 | */ |
70 | */ |
52 | typedef struct { |
71 | typedef struct { |
- | 72 | /** Pointer to the previous and next device in the list of all devices */ |
|
53 | link_t list; |
73 | link_t devices; |
- | 74 | /** Pointer to the previous and next device in the list of devices |
|
- | 75 | owned by one driver */ |
|
- | 76 | link_t driver_devices; |
|
- | 77 | /** Unique device identifier */ |
|
54 | int handle; |
78 | int handle; |
- | 79 | /** Device name */ |
|
55 | char *name; |
80 | char *name; |
- | 81 | /** Device driver handling this device */ |
|
56 | ipcarg_t phone; |
82 | devmap_driver_t *driver; |
57 | } devmap_device_t; |
83 | } devmap_device_t; |
58 | 84 | ||
- | 85 | /** Interface provided by DevMap. |
|
- | 86 | * |
|
- | 87 | */ |
|
- | 88 | typedef enum { |
|
- | 89 | DEVMAP_DRIVER = 1, |
|
- | 90 | DEVMAP_CLIENT |
|
- | 91 | } devmap_interface_t; |
|
- | 92 | ||
59 | #endif |
93 | #endif |
60 | 94 |