1 #ifndef _SERVERS_INPUT_H 2 #define _SERVERS_INPUT_H 3 4 #include <minix/input.h> 5 6 /* Configuration. */ 7 #define EVENTBUF_SIZE 32 8 9 #define KBDMUX_MINOR 0 10 #define KBD0_MINOR 1 11 #define KBD_MINORS 4 12 13 #define MOUSEMUX_MINOR 64 14 #define MOUSE0_MINOR 65 15 #define MOUSE_MINORS 4 16 17 /* Constants. */ 18 #define KBDMUX_DEV 0 19 #define FIRST_KBD_DEV 1 20 #define LAST_KBD_DEV (FIRST_KBD_DEV + KBD_MINORS - 1) 21 22 #define MOUSEMUX_DEV (LAST_KBD_DEV + 1) 23 #define FIRST_MOUSE_DEV (MOUSEMUX_DEV + 1) 24 #define LAST_MOUSE_DEV (FIRST_MOUSE_DEV + MOUSE_MINORS - 1) 25 26 #define INPUT_DEV_MAX (1 + KBD_MINORS + 1 + MOUSE_MINORS) 27 28 /* Input device state structure. */ 29 struct input_dev { 30 devminor_t minor; /* minor number of this device */ 31 endpoint_t owner; /* owning driver endpoint, or NONE */ 32 char label[DS_MAX_KEYLEN]; /* label of owning driver */ 33 struct input_event eventbuf[EVENTBUF_SIZE]; /* event ring buffer */ 34 unsigned int tail; /* tail into ring buffer */ 35 unsigned int count; /* number of elements in ring buffer */ 36 int opened; /* has a process opened the device? */ 37 int suspended; /* is a process suspended on a read? */ 38 endpoint_t caller; /* endpoint for suspended read */ 39 cp_grant_id_t grant; /* grant for suspended read */ 40 cdev_id_t req_id; /* request ID for suspended read */ 41 endpoint_t selector; /* read-selecting endpoint, or NONE */ 42 unsigned int leds; /* LED mask - saved across connects */ 43 }; 44 45 #endif /* !_SERVERS_INPUT_H */ 46