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/*-
* Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer as
* the first lines of this file unmodified.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/kbd/kbdreg.h 190870 2009-04-09 19:11:08Z emax $
*/
#ifndef _DEV_KBD_KBDREG_H_
#define _DEV_KBD_KBDREG_H_
/* forward declarations */
typedef struct keyboard keyboard_t;
struct keymap;
struct accentmap;
struct fkeytab;
struct cdevsw;
/* call back funcion */
typedef int kbd_callback_func_t(keyboard_t *kbd, int event,
void *arg);
/* event types */
#define KBDIO_KEYINPUT 0
#define KBDIO_UNLOADING 1
typedef struct keyboard_callback {
kbd_callback_func_t *kc_func;
void *kc_arg;
} keyboard_callback_t;
/* keyboard */
struct keyboard {
/* the following fields are managed by kbdio */
int kb_index; /* kbdio index# */
int kb_minor; /* minor number of the sub-device */
int kb_flags; /* internal flags */
#define KB_VALID (1 << 16) /* this entry is valid */
#define KB_NO_DEVICE (1 << 17) /* device not present */
#define KB_PROBED (1 << 18) /* device probed */
#define KB_INITIALIZED (1 << 19) /* device initialized */
#define KB_REGISTERED (1 << 20) /* device registered to kbdio */
#define KB_BUSY (1 << 21) /* device used by a client */
#define KB_POLLED (1 << 22) /* device is polled */
int kb_active; /* 0: inactive */
void *kb_token; /* id of the current client */
keyboard_callback_t kb_callback;/* callback function */
/*
* Device configuration flags:
* The upper 16 bits are common between various keyboard devices.
* The lower 16 bits are device-specific.
*/
int kb_config;
#define KB_CONF_PROBE_ONLY (1 << 16) /* probe only, don't initialize */
/* the following fields are set up by the driver */
char *kb_name; /* driver name */
int kb_unit; /* unit # */
int kb_type; /* KB_84, KB_101, KB_OTHER,... */
int kb_io_base; /* port# if any */
int kb_io_size; /* # of occupied port */
int kb_led; /* LED status */
struct keymap *kb_keymap; /* key map */
struct accentmap *kb_accentmap; /* accent map */
struct fkeytab *kb_fkeytab; /* function key strings */
int kb_fkeytab_size;/* # of function key strings */
void *kb_data; /* the driver's private data */
int kb_delay1;
int kb_delay2;
#define KB_DELAY1 500
#define KB_DELAY2 100
unsigned long kb_count; /* # of processed key strokes */
u_char kb_lastact[NUM_KEYS/2];
struct cdev *kb_dev;
};
#define KBD_IS_VALID(k) ((k)->kb_flags & KB_VALID)
#define KBD_VALID(k) ((k)->kb_flags |= KB_VALID)
#define KBD_INVALID(k) ((k)->kb_flags &= ~KB_VALID)
#define KBD_HAS_DEVICE(k) (!((k)->kb_flags & KB_NO_DEVICE))
#define KBD_FOUND_DEVICE(k) ((k)->kb_flags &= ~KB_NO_DEVICE)
#define KBD_IS_PROBED(k) ((k)->kb_flags & KB_PROBED)
#define KBD_PROBE_DONE(k) ((k)->kb_flags |= KB_PROBED)
#define KBD_IS_INITIALIZED(k) ((k)->kb_flags & KB_INITIALIZED)
#define KBD_INIT_DONE(k) ((k)->kb_flags |= KB_INITIALIZED)
#define KBD_IS_CONFIGURED(k) ((k)->kb_flags & KB_REGISTERED)
#define KBD_CONFIG_DONE(k) ((k)->kb_flags |= KB_REGISTERED)
#define KBD_IS_BUSY(k) ((k)->kb_flags & KB_BUSY)
#define KBD_BUSY(k) ((k)->kb_flags |= KB_BUSY)
#define KBD_UNBUSY(k) ((k)->kb_flags &= ~KB_BUSY)
#define KBD_IS_POLLED(k) ((k)->kb_flags & KB_POLLED)
#define KBD_POLL(k) ((k)->kb_flags |= KB_POLLED)
#define KBD_UNPOLL(k) ((k)->kb_flags &= ~KB_POLLED)
#define KBD_IS_ACTIVE(k) ((k)->kb_active)
#define KBD_ACTIVATE(k) (++(k)->kb_active)
#define KBD_DEACTIVATE(k) (--(k)->kb_active)
#define KBD_LED_VAL(k) ((k)->kb_led)
/* keyboard function table */
typedef int kbd_probe_t(int unit, void *arg, int flags);
typedef int kbd_init_t(int unit, keyboard_t **kbdp, void *arg,
int flags);
typedef int kbd_term_t(keyboard_t *kbd);
typedef int kbd_intr_t(keyboard_t *kbd, void *arg);
typedef int kbd_test_if_t(keyboard_t *kbd);
typedef int kbd_enable_t(keyboard_t *kbd);
typedef int kbd_disable_t(keyboard_t *kbd);
typedef int kbd_read_t(keyboard_t *kbd, int wait);
typedef int kbd_check_t(keyboard_t *kbd);
typedef u_int kbd_read_char_t(keyboard_t *kbd, int wait);
typedef int kbd_check_char_t(keyboard_t *kbd);
typedef int kbd_ioctl_t(keyboard_t *kbd, u_long cmd, caddr_t data);
typedef int kbd_lock_t(keyboard_t *kbd, int lock);
typedef void kbd_clear_state_t(keyboard_t *kbd);
typedef int kbd_get_state_t(keyboard_t *kbd, void *buf, size_t len);
typedef int kbd_set_state_t(keyboard_t *kbd, void *buf, size_t len);
typedef u_char *kbd_get_fkeystr_t(keyboard_t *kbd, int fkey,
size_t *len);
typedef int kbd_poll_mode_t(keyboard_t *kbd, int on);
typedef void kbd_diag_t(keyboard_t *kbd, int level);
typedef struct keyboard_switch {
kbd_probe_t *probe;
kbd_init_t *init;
kbd_term_t *term;
kbd_intr_t *intr;
kbd_test_if_t *test_if;
kbd_enable_t *enable;
kbd_disable_t *disable;
kbd_read_t *read;
kbd_check_t *check;
kbd_read_char_t *read_char;
kbd_check_char_t *check_char;
kbd_ioctl_t *ioctl;
kbd_lock_t *lock;
kbd_clear_state_t *clear_state;
kbd_get_state_t *get_state;
kbd_set_state_t *set_state;
kbd_get_fkeystr_t *get_fkeystr;
kbd_poll_mode_t *poll;
kbd_diag_t *diag;
} keyboard_switch_t;
/*
* Keyboard disciplines: call actual handlers via kbdsw[].
*/
#define kbdd_probe(kbd, unit, arg, flags) \
(*kbdsw[(kbd)->kb_index]->probe)((unit), (arg), (flags))
#define kbdd_init(kbd, unit, kbdpp, arg, flags) \
(*kbdsw[(kbd)->kb_index]->init)((unit), (kbdpp), (arg), (flags))
#define kbdd_term(kbd) \
(*kbdsw[(kbd)->kb_index]->term)((kbd))
#define kbdd_intr(kbd, arg) \
(*kbdsw[(kbd)->kb_index]->intr)((kbd), (arg))
#define kbdd_test_if(kbd) \
(*kbdsw[(kbd)->kb_index]->test_if)((kbd))
#define kbdd_enable(kbd) \
(*kbdsw[(kbd)->kb_index]->enable)((kbd))
#define kbdd_disable(kbd) \
(*kbdsw[(kbd)->kb_index]->disable)((kbd))
#define kbdd_read(kbd, wait) \
(*kbdsw[(kbd)->kb_index]->read)((kbd), (wait))
#define kbdd_check(kbd) \
(*kbdsw[(kbd)->kb_index]->check)((kbd))
#define kbdd_read_char(kbd, wait) \
(*kbdsw[(kbd)->kb_index]->read_char)((kbd), (wait))
#define kbdd_check_char(kbd) \
(*kbdsw[(kbd)->kb_index]->check_char)((kbd))
#define kbdd_ioctl(kbd, cmd, arg) \
(((kbd) == NULL) ? \
ENODEV : \
(*kbdsw[(kbd)->kb_index]->ioctl)((kbd), (cmd), (arg)))
#define kbdd_lock(kbd, lockf) \
(*kbdsw[(kbd)->kb_index]->lock)((kbd), (lockf))
#define kbdd_clear_state(kbd) \
(*kbdsw[(kbd)->kb_index]->clear_state)((kbd))
#define kbdd_get_state(kbd, buf, len) \
(*kbdsw[(kbd)->kb_index]->get_state)((kbd), (buf), (len))
#define kbdd_set_state(kbd, buf, len) \
(*kbdsw[(kbd)->kb_index]->set_state)((kbd), (buf), (len))
#define kbdd_get_fkeystr(kbd, fkey, len) \
(*kbdsw[(kbd)->kb_index]->get_fkeystr)((kbd), (fkey), (len))
#define kbdd_poll(kbd, on) \
(*kbdsw[(kbd)->kb_index]->poll)((kbd), (on))
#define kbdd_diag(kbd, level) \
(*kbdsw[(kbd)->kb_index]->diag)((kbd), (leve))
/* keyboard driver */
typedef struct keyboard_driver {
SLIST_ENTRY(keyboard_driver) link;
char *name;
keyboard_switch_t *kbdsw;
int (*configure)(int); /* backdoor for the console driver */
} keyboard_driver_t;
#ifdef _KERNEL
#define KEYBOARD_DRIVER(name, sw, config) \
static struct keyboard_driver name##_kbd_driver = { \
{ NULL }, #name, &sw, config \
}; \
DATA_SET(kbddriver_set, name##_kbd_driver);
/* global variables */
extern keyboard_switch_t **kbdsw;
/* functions for the keyboard driver */
int kbd_add_driver(keyboard_driver_t *driver);
int kbd_delete_driver(keyboard_driver_t *driver);
int kbd_register(keyboard_t *kbd);
int kbd_unregister(keyboard_t *kbd);
keyboard_switch_t *kbd_get_switch(char *driver);
void kbd_init_struct(keyboard_t *kbd, char *name, int type,
int unit, int config, int port,
int port_size);
void kbd_set_maps(keyboard_t *kbd, struct keymap *keymap,
struct accentmap *accmap,
struct fkeytab *fkeymap, int fkeymap_size);
/* functions for the keyboard client */
int kbd_allocate(char *driver, int unit, void *id,
kbd_callback_func_t *func, void *arg);
int kbd_release(keyboard_t *kbd, void *id);
int kbd_change_callback(keyboard_t *kbd, void *id,
kbd_callback_func_t *func, void *arg);
int kbd_find_keyboard(char *driver, int unit);
int kbd_find_keyboard2(char *driver, int unit, int index);
keyboard_t *kbd_get_keyboard(int index);
/* a back door for the console driver to tickle the keyboard driver XXX */
int kbd_configure(int flags);
/* see `kb_config' above for flag bit definitions */
#ifdef KBD_INSTALL_CDEV
/* virtual keyboard cdev driver functions */
int kbd_attach(keyboard_t *kbd);
int kbd_detach(keyboard_t *kbd);
#endif /* KBD_INSTALL_CDEV */
/* generic low-level keyboard functions */
/* shift key state */
#define SHIFTS1 (1 << 16)
#define SHIFTS2 (1 << 17)
#define SHIFTS (SHIFTS1 | SHIFTS2)
#define CTLS1 (1 << 18)
#define CTLS2 (1 << 19)
#define CTLS (CTLS1 | CTLS2)
#define ALTS1 (1 << 20)
#define ALTS2 (1 << 21)
#define ALTS (ALTS1 | ALTS2)
#define AGRS1 (1 << 22)
#define AGRS2 (1 << 23)
#define AGRS (AGRS1 | AGRS2)
#define METAS1 (1 << 24)
#define METAS2 (1 << 25)
#define METAS (METAS1 | METAS2)
#define NLKDOWN (1 << 26)
#define SLKDOWN (1 << 27)
#define CLKDOWN (1 << 28)
#define ALKDOWN (1 << 29)
#define SHIFTAON (1 << 30)
/* lock key state (defined in sys/kbio.h) */
/*
#define CLKED LED_CAP
#define NLKED LED_NUM
#define SLKED LED_SCR
#define ALKED (1 << 3)
#define LOCK_MASK (CLKED | NLKED | SLKED | ALKED)
#define LED_CAP (1 << 0)
#define LED_NUM (1 << 1)
#define LED_SCR (1 << 2)
#define LED_MASK (LED_CAP | LED_NUM | LED_SCR)
*/
kbd_get_fkeystr_t genkbd_get_fkeystr;
kbd_diag_t genkbd_diag;
int genkbd_commonioctl(keyboard_t *kbd, u_long cmd, caddr_t arg);
int genkbd_keyaction(keyboard_t *kbd, int keycode, int up,
int *shiftstate, int *accents);
#endif /* _KERNEL */
#endif /* !_DEV_KBD_KBDREG_H_ */