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authorKevin Kirspel <kevin-kirspel@idexx.com>2017-05-17 08:40:27 -0400
committerSebastian Huber <sebastian.huber@embedded-brains.de>2017-05-19 07:24:29 +0200
commit41d278420730221a7cda91f1d2d273e1d91f0ab8 (patch)
tree4383f15d410421d5056e4ce439111e3ef97249c6 /freebsd/sys/dev/kbd/kbd.c
parentAdding EVDEV FREEBSD files (diff)
downloadrtems-libbsd-41d278420730221a7cda91f1d2d273e1d91f0ab8.tar.bz2
Add FREEBSD keyboard driver files
Diffstat (limited to 'freebsd/sys/dev/kbd/kbd.c')
-rw-r--r--freebsd/sys/dev/kbd/kbd.c1477
1 files changed, 1477 insertions, 0 deletions
diff --git a/freebsd/sys/dev/kbd/kbd.c b/freebsd/sys/dev/kbd/kbd.c
new file mode 100644
index 00000000..3505b29d
--- /dev/null
+++ b/freebsd/sys/dev/kbd/kbd.c
@@ -0,0 +1,1477 @@
+#include <machine/rtems-bsd-kernel-space.h>
+
+/*-
+ * 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.
+ *
+ */
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <rtems/bsd/local/opt_kbd.h>
+
+#include <rtems/bsd/sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+#include <sys/conf.h>
+#include <sys/fcntl.h>
+#include <sys/poll.h>
+#include <sys/priv.h>
+#include <sys/proc.h>
+#include <sys/selinfo.h>
+#include <sys/sysctl.h>
+#include <sys/uio.h>
+
+#include <sys/kbio.h>
+
+#include <dev/kbd/kbdreg.h>
+
+#define KBD_INDEX(dev) dev2unit(dev)
+
+#define KB_QSIZE 512
+#define KB_BUFSIZE 64
+
+typedef struct genkbd_softc {
+ int gkb_flags; /* flag/status bits */
+#define KB_ASLEEP (1 << 0)
+ struct selinfo gkb_rsel;
+ char gkb_q[KB_QSIZE]; /* input queue */
+ unsigned int gkb_q_start;
+ unsigned int gkb_q_length;
+} genkbd_softc_t;
+
+static SLIST_HEAD(, keyboard_driver) keyboard_drivers =
+ SLIST_HEAD_INITIALIZER(keyboard_drivers);
+
+SET_DECLARE(kbddriver_set, const keyboard_driver_t);
+
+/* local arrays */
+
+/*
+ * We need at least one entry each in order to initialize a keyboard
+ * for the kernel console. The arrays will be increased dynamically
+ * when necessary.
+ */
+
+static int keyboards = 1;
+static keyboard_t *kbd_ini;
+static keyboard_t **keyboard = &kbd_ini;
+static keyboard_switch_t *kbdsw_ini;
+ keyboard_switch_t **kbdsw = &kbdsw_ini;
+
+static int keymap_restrict_change;
+static SYSCTL_NODE(_hw, OID_AUTO, kbd, CTLFLAG_RD, 0, "kbd");
+SYSCTL_INT(_hw_kbd, OID_AUTO, keymap_restrict_change, CTLFLAG_RW,
+ &keymap_restrict_change, 0, "restrict ability to change keymap");
+
+#define ARRAY_DELTA 4
+
+static int
+kbd_realloc_array(void)
+{
+ keyboard_t **new_kbd;
+ keyboard_switch_t **new_kbdsw;
+ int newsize;
+ int s;
+
+ s = spltty();
+ newsize = rounddown(keyboards + ARRAY_DELTA, ARRAY_DELTA);
+ new_kbd = malloc(sizeof(*new_kbd)*newsize, M_DEVBUF, M_NOWAIT|M_ZERO);
+ if (new_kbd == NULL) {
+ splx(s);
+ return (ENOMEM);
+ }
+ new_kbdsw = malloc(sizeof(*new_kbdsw)*newsize, M_DEVBUF,
+ M_NOWAIT|M_ZERO);
+ if (new_kbdsw == NULL) {
+ free(new_kbd, M_DEVBUF);
+ splx(s);
+ return (ENOMEM);
+ }
+ bcopy(keyboard, new_kbd, sizeof(*keyboard)*keyboards);
+ bcopy(kbdsw, new_kbdsw, sizeof(*kbdsw)*keyboards);
+ if (keyboards > 1) {
+ free(keyboard, M_DEVBUF);
+ free(kbdsw, M_DEVBUF);
+ }
+ keyboard = new_kbd;
+ kbdsw = new_kbdsw;
+ keyboards = newsize;
+ splx(s);
+
+ if (bootverbose)
+ printf("kbd: new array size %d\n", keyboards);
+
+ return (0);
+}
+
+/*
+ * Low-level keyboard driver functions
+ * Keyboard subdrivers, such as the AT keyboard driver and the USB keyboard
+ * driver, call these functions to initialize the keyboard_t structure
+ * and register it to the virtual keyboard driver `kbd'.
+ */
+
+/* initialize the keyboard_t structure */
+void
+kbd_init_struct(keyboard_t *kbd, char *name, int type, int unit, int config,
+ int port, int port_size)
+{
+ kbd->kb_flags = KB_NO_DEVICE; /* device has not been found */
+ kbd->kb_name = name;
+ kbd->kb_type = type;
+ kbd->kb_unit = unit;
+ kbd->kb_config = config & ~KB_CONF_PROBE_ONLY;
+ kbd->kb_led = 0; /* unknown */
+ kbd->kb_io_base = port;
+ kbd->kb_io_size = port_size;
+ kbd->kb_data = NULL;
+ kbd->kb_keymap = NULL;
+ kbd->kb_accentmap = NULL;
+ kbd->kb_fkeytab = NULL;
+ kbd->kb_fkeytab_size = 0;
+ kbd->kb_delay1 = KB_DELAY1; /* these values are advisory only */
+ kbd->kb_delay2 = KB_DELAY2;
+ kbd->kb_count = 0L;
+ bzero(kbd->kb_lastact, sizeof(kbd->kb_lastact));
+}
+
+void
+kbd_set_maps(keyboard_t *kbd, keymap_t *keymap, accentmap_t *accmap,
+ fkeytab_t *fkeymap, int fkeymap_size)
+{
+ kbd->kb_keymap = keymap;
+ kbd->kb_accentmap = accmap;
+ kbd->kb_fkeytab = fkeymap;
+ kbd->kb_fkeytab_size = fkeymap_size;
+}
+
+/* declare a new keyboard driver */
+int
+kbd_add_driver(keyboard_driver_t *driver)
+{
+ if (SLIST_NEXT(driver, link))
+ return (EINVAL);
+ SLIST_INSERT_HEAD(&keyboard_drivers, driver, link);
+ return (0);
+}
+
+int
+kbd_delete_driver(keyboard_driver_t *driver)
+{
+ SLIST_REMOVE(&keyboard_drivers, driver, keyboard_driver, link);
+ SLIST_NEXT(driver, link) = NULL;
+ return (0);
+}
+
+/* register a keyboard and associate it with a function table */
+int
+kbd_register(keyboard_t *kbd)
+{
+ const keyboard_driver_t **list;
+ const keyboard_driver_t *p;
+ keyboard_t *mux;
+ keyboard_info_t ki;
+ int index;
+
+ mux = kbd_get_keyboard(kbd_find_keyboard("kbdmux", -1));
+
+ for (index = 0; index < keyboards; ++index) {
+ if (keyboard[index] == NULL)
+ break;
+ }
+ if (index >= keyboards) {
+ if (kbd_realloc_array())
+ return (-1);
+ }
+
+ kbd->kb_index = index;
+ KBD_UNBUSY(kbd);
+ KBD_VALID(kbd);
+ kbd->kb_active = 0; /* disabled until someone calls kbd_enable() */
+ kbd->kb_token = NULL;
+ kbd->kb_callback.kc_func = NULL;
+ kbd->kb_callback.kc_arg = NULL;
+
+ SLIST_FOREACH(p, &keyboard_drivers, link) {
+ if (strcmp(p->name, kbd->kb_name) == 0) {
+ keyboard[index] = kbd;
+ kbdsw[index] = p->kbdsw;
+
+ if (mux != NULL) {
+ bzero(&ki, sizeof(ki));
+ strcpy(ki.kb_name, kbd->kb_name);
+ ki.kb_unit = kbd->kb_unit;
+
+ (void)kbdd_ioctl(mux, KBADDKBD, (caddr_t) &ki);
+ }
+
+ return (index);
+ }
+ }
+ SET_FOREACH(list, kbddriver_set) {
+ p = *list;
+ if (strcmp(p->name, kbd->kb_name) == 0) {
+ keyboard[index] = kbd;
+ kbdsw[index] = p->kbdsw;
+
+ if (mux != NULL) {
+ bzero(&ki, sizeof(ki));
+ strcpy(ki.kb_name, kbd->kb_name);
+ ki.kb_unit = kbd->kb_unit;
+
+ (void)kbdd_ioctl(mux, KBADDKBD, (caddr_t) &ki);
+ }
+
+ return (index);
+ }
+ }
+
+ return (-1);
+}
+
+int
+kbd_unregister(keyboard_t *kbd)
+{
+ int error;
+ int s;
+
+ if ((kbd->kb_index < 0) || (kbd->kb_index >= keyboards))
+ return (ENOENT);
+ if (keyboard[kbd->kb_index] != kbd)
+ return (ENOENT);
+
+ s = spltty();
+ if (KBD_IS_BUSY(kbd)) {
+ error = (*kbd->kb_callback.kc_func)(kbd, KBDIO_UNLOADING,
+ kbd->kb_callback.kc_arg);
+ if (error) {
+ splx(s);
+ return (error);
+ }
+ if (KBD_IS_BUSY(kbd)) {
+ splx(s);
+ return (EBUSY);
+ }
+ }
+ KBD_INVALID(kbd);
+ keyboard[kbd->kb_index] = NULL;
+ kbdsw[kbd->kb_index] = NULL;
+
+ splx(s);
+ return (0);
+}
+
+/* find a function table by the driver name */
+keyboard_switch_t *
+kbd_get_switch(char *driver)
+{
+ const keyboard_driver_t **list;
+ const keyboard_driver_t *p;
+
+ SLIST_FOREACH(p, &keyboard_drivers, link) {
+ if (strcmp(p->name, driver) == 0)
+ return (p->kbdsw);
+ }
+ SET_FOREACH(list, kbddriver_set) {
+ p = *list;
+ if (strcmp(p->name, driver) == 0)
+ return (p->kbdsw);
+ }
+
+ return (NULL);
+}
+
+/*
+ * Keyboard client functions
+ * Keyboard clients, such as the console driver `syscons' and the keyboard
+ * cdev driver, use these functions to claim and release a keyboard for
+ * exclusive use.
+ */
+
+/*
+ * find the keyboard specified by a driver name and a unit number
+ * starting at given index
+ */
+int
+kbd_find_keyboard2(char *driver, int unit, int index)
+{
+ int i;
+
+ if ((index < 0) || (index >= keyboards))
+ return (-1);
+
+ for (i = index; i < keyboards; ++i) {
+ if (keyboard[i] == NULL)
+ continue;
+ if (!KBD_IS_VALID(keyboard[i]))
+ continue;
+ if (strcmp("*", driver) && strcmp(keyboard[i]->kb_name, driver))
+ continue;
+ if ((unit != -1) && (keyboard[i]->kb_unit != unit))
+ continue;
+ return (i);
+ }
+
+ return (-1);
+}
+
+/* find the keyboard specified by a driver name and a unit number */
+int
+kbd_find_keyboard(char *driver, int unit)
+{
+ return (kbd_find_keyboard2(driver, unit, 0));
+}
+
+/* allocate a keyboard */
+int
+kbd_allocate(char *driver, int unit, void *id, kbd_callback_func_t *func,
+ void *arg)
+{
+ int index;
+ int s;
+
+ if (func == NULL)
+ return (-1);
+
+ s = spltty();
+ index = kbd_find_keyboard(driver, unit);
+ if (index >= 0) {
+ if (KBD_IS_BUSY(keyboard[index])) {
+ splx(s);
+ return (-1);
+ }
+ keyboard[index]->kb_token = id;
+ KBD_BUSY(keyboard[index]);
+ keyboard[index]->kb_callback.kc_func = func;
+ keyboard[index]->kb_callback.kc_arg = arg;
+ kbdd_clear_state(keyboard[index]);
+ }
+ splx(s);
+ return (index);
+}
+
+int
+kbd_release(keyboard_t *kbd, void *id)
+{
+ int error;
+ int s;
+
+ s = spltty();
+ if (!KBD_IS_VALID(kbd) || !KBD_IS_BUSY(kbd)) {
+ error = EINVAL;
+ } else if (kbd->kb_token != id) {
+ error = EPERM;
+ } else {
+ kbd->kb_token = NULL;
+ KBD_UNBUSY(kbd);
+ kbd->kb_callback.kc_func = NULL;
+ kbd->kb_callback.kc_arg = NULL;
+ kbdd_clear_state(kbd);
+ error = 0;
+ }
+ splx(s);
+ return (error);
+}
+
+int
+kbd_change_callback(keyboard_t *kbd, void *id, kbd_callback_func_t *func,
+ void *arg)
+{
+ int error;
+ int s;
+
+ s = spltty();
+ if (!KBD_IS_VALID(kbd) || !KBD_IS_BUSY(kbd)) {
+ error = EINVAL;
+ } else if (kbd->kb_token != id) {
+ error = EPERM;
+ } else if (func == NULL) {
+ error = EINVAL;
+ } else {
+ kbd->kb_callback.kc_func = func;
+ kbd->kb_callback.kc_arg = arg;
+ error = 0;
+ }
+ splx(s);
+ return (error);
+}
+
+/* get a keyboard structure */
+keyboard_t *
+kbd_get_keyboard(int index)
+{
+ if ((index < 0) || (index >= keyboards))
+ return (NULL);
+ if (keyboard[index] == NULL)
+ return (NULL);
+ if (!KBD_IS_VALID(keyboard[index]))
+ return (NULL);
+ return (keyboard[index]);
+}
+
+/*
+ * The back door for the console driver; configure keyboards
+ * This function is for the kernel console to initialize keyboards
+ * at very early stage.
+ */
+
+int
+kbd_configure(int flags)
+{
+ const keyboard_driver_t **list;
+ const keyboard_driver_t *p;
+
+ SLIST_FOREACH(p, &keyboard_drivers, link) {
+ if (p->configure != NULL)
+ (*p->configure)(flags);
+ }
+ SET_FOREACH(list, kbddriver_set) {
+ p = *list;
+ if (p->configure != NULL)
+ (*p->configure)(flags);
+ }
+
+ return (0);
+}
+
+#ifdef KBD_INSTALL_CDEV
+
+/*
+ * Virtual keyboard cdev driver functions
+ * The virtual keyboard driver dispatches driver functions to
+ * appropriate subdrivers.
+ */
+
+#define KBD_UNIT(dev) dev2unit(dev)
+
+static d_open_t genkbdopen;
+static d_close_t genkbdclose;
+static d_read_t genkbdread;
+static d_write_t genkbdwrite;
+static d_ioctl_t genkbdioctl;
+static d_poll_t genkbdpoll;
+
+
+static struct cdevsw kbd_cdevsw = {
+ .d_version = D_VERSION,
+ .d_flags = D_NEEDGIANT,
+ .d_open = genkbdopen,
+ .d_close = genkbdclose,
+ .d_read = genkbdread,
+ .d_write = genkbdwrite,
+ .d_ioctl = genkbdioctl,
+ .d_poll = genkbdpoll,
+ .d_name = "kbd",
+};
+
+int
+kbd_attach(keyboard_t *kbd)
+{
+
+ if (kbd->kb_index >= keyboards)
+ return (EINVAL);
+ if (keyboard[kbd->kb_index] != kbd)
+ return (EINVAL);
+
+ kbd->kb_dev = make_dev(&kbd_cdevsw, kbd->kb_index, UID_ROOT, GID_WHEEL,
+ 0600, "%s%r", kbd->kb_name, kbd->kb_unit);
+ make_dev_alias(kbd->kb_dev, "kbd%r", kbd->kb_index);
+ kbd->kb_dev->si_drv1 = malloc(sizeof(genkbd_softc_t), M_DEVBUF,
+ M_WAITOK | M_ZERO);
+ printf("kbd%d at %s%d\n", kbd->kb_index, kbd->kb_name, kbd->kb_unit);
+ return (0);
+}
+
+int
+kbd_detach(keyboard_t *kbd)
+{
+
+ if (kbd->kb_index >= keyboards)
+ return (EINVAL);
+ if (keyboard[kbd->kb_index] != kbd)
+ return (EINVAL);
+
+ free(kbd->kb_dev->si_drv1, M_DEVBUF);
+ destroy_dev(kbd->kb_dev);
+
+ return (0);
+}
+
+/*
+ * Generic keyboard cdev driver functions
+ * Keyboard subdrivers may call these functions to implement common
+ * driver functions.
+ */
+
+static void
+genkbd_putc(genkbd_softc_t *sc, char c)
+{
+ unsigned int p;
+
+ if (sc->gkb_q_length == KB_QSIZE)
+ return;
+
+ p = (sc->gkb_q_start + sc->gkb_q_length) % KB_QSIZE;
+ sc->gkb_q[p] = c;
+ sc->gkb_q_length++;
+}
+
+static size_t
+genkbd_getc(genkbd_softc_t *sc, char *buf, size_t len)
+{
+
+ /* Determine copy size. */
+ if (sc->gkb_q_length == 0)
+ return (0);
+ if (len >= sc->gkb_q_length)
+ len = sc->gkb_q_length;
+ if (len >= KB_QSIZE - sc->gkb_q_start)
+ len = KB_QSIZE - sc->gkb_q_start;
+
+ /* Copy out data and progress offset. */
+ memcpy(buf, sc->gkb_q + sc->gkb_q_start, len);
+ sc->gkb_q_start = (sc->gkb_q_start + len) % KB_QSIZE;
+ sc->gkb_q_length -= len;
+
+ return (len);
+}
+
+static kbd_callback_func_t genkbd_event;
+
+static int
+genkbdopen(struct cdev *dev, int mode, int flag, struct thread *td)
+{
+ keyboard_t *kbd;
+ genkbd_softc_t *sc;
+ int s;
+ int i;
+
+ s = spltty();
+ sc = dev->si_drv1;
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((sc == NULL) || (kbd == NULL) || !KBD_IS_VALID(kbd)) {
+ splx(s);
+ return (ENXIO);
+ }
+ i = kbd_allocate(kbd->kb_name, kbd->kb_unit, sc,
+ genkbd_event, (void *)sc);
+ if (i < 0) {
+ splx(s);
+ return (EBUSY);
+ }
+ /* assert(i == kbd->kb_index) */
+ /* assert(kbd == kbd_get_keyboard(i)) */
+
+ /*
+ * NOTE: even when we have successfully claimed a keyboard,
+ * the device may still be missing (!KBD_HAS_DEVICE(kbd)).
+ */
+
+ sc->gkb_q_length = 0;
+ splx(s);
+
+ return (0);
+}
+
+static int
+genkbdclose(struct cdev *dev, int mode, int flag, struct thread *td)
+{
+ keyboard_t *kbd;
+ genkbd_softc_t *sc;
+ int s;
+
+ /*
+ * NOTE: the device may have already become invalid.
+ * kbd == NULL || !KBD_IS_VALID(kbd)
+ */
+ s = spltty();
+ sc = dev->si_drv1;
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((sc == NULL) || (kbd == NULL) || !KBD_IS_VALID(kbd)) {
+ /* XXX: we shall be forgiving and don't report error... */
+ } else {
+ kbd_release(kbd, (void *)sc);
+ }
+ splx(s);
+ return (0);
+}
+
+static int
+genkbdread(struct cdev *dev, struct uio *uio, int flag)
+{
+ keyboard_t *kbd;
+ genkbd_softc_t *sc;
+ u_char buffer[KB_BUFSIZE];
+ int len;
+ int error;
+ int s;
+
+ /* wait for input */
+ s = spltty();
+ sc = dev->si_drv1;
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((sc == NULL) || (kbd == NULL) || !KBD_IS_VALID(kbd)) {
+ splx(s);
+ return (ENXIO);
+ }
+ while (sc->gkb_q_length == 0) {
+ if (flag & O_NONBLOCK) {
+ splx(s);
+ return (EWOULDBLOCK);
+ }
+ sc->gkb_flags |= KB_ASLEEP;
+ error = tsleep(sc, PZERO | PCATCH, "kbdrea", 0);
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((kbd == NULL) || !KBD_IS_VALID(kbd)) {
+ splx(s);
+ return (ENXIO); /* our keyboard has gone... */
+ }
+ if (error) {
+ sc->gkb_flags &= ~KB_ASLEEP;
+ splx(s);
+ return (error);
+ }
+ }
+ splx(s);
+
+ /* copy as much input as possible */
+ error = 0;
+ while (uio->uio_resid > 0) {
+ len = imin(uio->uio_resid, sizeof(buffer));
+ len = genkbd_getc(sc, buffer, len);
+ if (len <= 0)
+ break;
+ error = uiomove(buffer, len, uio);
+ if (error)
+ break;
+ }
+
+ return (error);
+}
+
+static int
+genkbdwrite(struct cdev *dev, struct uio *uio, int flag)
+{
+ keyboard_t *kbd;
+
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((kbd == NULL) || !KBD_IS_VALID(kbd))
+ return (ENXIO);
+ return (ENODEV);
+}
+
+static int
+genkbdioctl(struct cdev *dev, u_long cmd, caddr_t arg, int flag, struct thread *td)
+{
+ keyboard_t *kbd;
+ int error;
+
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((kbd == NULL) || !KBD_IS_VALID(kbd))
+ return (ENXIO);
+ error = kbdd_ioctl(kbd, cmd, arg);
+ if (error == ENOIOCTL)
+ error = ENODEV;
+ return (error);
+}
+
+static int
+genkbdpoll(struct cdev *dev, int events, struct thread *td)
+{
+ keyboard_t *kbd;
+ genkbd_softc_t *sc;
+ int revents;
+ int s;
+
+ revents = 0;
+ s = spltty();
+ sc = dev->si_drv1;
+ kbd = kbd_get_keyboard(KBD_INDEX(dev));
+ if ((sc == NULL) || (kbd == NULL) || !KBD_IS_VALID(kbd)) {
+ revents = POLLHUP; /* the keyboard has gone */
+ } else if (events & (POLLIN | POLLRDNORM)) {
+ if (sc->gkb_q_length > 0)
+ revents = events & (POLLIN | POLLRDNORM);
+ else
+ selrecord(td, &sc->gkb_rsel);
+ }
+ splx(s);
+ return (revents);
+}
+
+static int
+genkbd_event(keyboard_t *kbd, int event, void *arg)
+{
+ genkbd_softc_t *sc;
+ size_t len;
+ u_char *cp;
+ int mode;
+ u_int c;
+
+ /* assert(KBD_IS_VALID(kbd)) */
+ sc = (genkbd_softc_t *)arg;
+
+ switch (event) {
+ case KBDIO_KEYINPUT:
+ break;
+ case KBDIO_UNLOADING:
+ /* the keyboard is going... */
+ kbd_release(kbd, (void *)sc);
+ if (sc->gkb_flags & KB_ASLEEP) {
+ sc->gkb_flags &= ~KB_ASLEEP;
+ wakeup(sc);
+ }
+ selwakeuppri(&sc->gkb_rsel, PZERO);
+ return (0);
+ default:
+ return (EINVAL);
+ }
+
+ /* obtain the current key input mode */
+ if (kbdd_ioctl(kbd, KDGKBMODE, (caddr_t)&mode))
+ mode = K_XLATE;
+
+ /* read all pending input */
+ while (kbdd_check_char(kbd)) {
+ c = kbdd_read_char(kbd, FALSE);
+ if (c == NOKEY)
+ continue;
+ if (c == ERRKEY) /* XXX: ring bell? */
+ continue;
+ if (!KBD_IS_BUSY(kbd))
+ /* the device is not open, discard the input */
+ continue;
+
+ /* store the byte as is for K_RAW and K_CODE modes */
+ if (mode != K_XLATE) {
+ genkbd_putc(sc, KEYCHAR(c));
+ continue;
+ }
+
+ /* K_XLATE */
+ if (c & RELKEY) /* key release is ignored */
+ continue;
+
+ /* process special keys; most of them are just ignored... */
+ if (c & SPCLKEY) {
+ switch (KEYCHAR(c)) {
+ default:
+ /* ignore them... */
+ continue;
+ case BTAB: /* a backtab: ESC [ Z */
+ genkbd_putc(sc, 0x1b);
+ genkbd_putc(sc, '[');
+ genkbd_putc(sc, 'Z');
+ continue;
+ }
+ }
+
+ /* normal chars, normal chars with the META, function keys */
+ switch (KEYFLAGS(c)) {
+ case 0: /* a normal char */
+ genkbd_putc(sc, KEYCHAR(c));
+ break;
+ case MKEY: /* the META flag: prepend ESC */
+ genkbd_putc(sc, 0x1b);
+ genkbd_putc(sc, KEYCHAR(c));
+ break;
+ case FKEY | SPCLKEY: /* a function key, return string */
+ cp = kbdd_get_fkeystr(kbd, KEYCHAR(c), &len);
+ if (cp != NULL) {
+ while (len-- > 0)
+ genkbd_putc(sc, *cp++);
+ }
+ break;
+ }
+ }
+
+ /* wake up sleeping/polling processes */
+ if (sc->gkb_q_length > 0) {
+ if (sc->gkb_flags & KB_ASLEEP) {
+ sc->gkb_flags &= ~KB_ASLEEP;
+ wakeup(sc);
+ }
+ selwakeuppri(&sc->gkb_rsel, PZERO);
+ }
+
+ return (0);
+}
+
+#endif /* KBD_INSTALL_CDEV */
+
+/*
+ * Generic low-level keyboard functions
+ * The low-level functions in the keyboard subdriver may use these
+ * functions.
+ */
+
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+static int key_change_ok(struct keyent_t *, struct keyent_t *, struct thread *);
+static int keymap_change_ok(keymap_t *, keymap_t *, struct thread *);
+static int accent_change_ok(accentmap_t *, accentmap_t *, struct thread *);
+static int fkey_change_ok(fkeytab_t *, fkeyarg_t *, struct thread *);
+#endif
+
+int
+genkbd_commonioctl(keyboard_t *kbd, u_long cmd, caddr_t arg)
+{
+ keymap_t *mapp;
+ okeymap_t *omapp;
+ keyarg_t *keyp;
+ fkeyarg_t *fkeyp;
+ int s;
+ int i, j;
+ int error;
+
+ s = spltty();
+ switch (cmd) {
+
+ case KDGKBINFO: /* get keyboard information */
+ ((keyboard_info_t *)arg)->kb_index = kbd->kb_index;
+ i = imin(strlen(kbd->kb_name) + 1,
+ sizeof(((keyboard_info_t *)arg)->kb_name));
+ bcopy(kbd->kb_name, ((keyboard_info_t *)arg)->kb_name, i);
+ ((keyboard_info_t *)arg)->kb_unit = kbd->kb_unit;
+ ((keyboard_info_t *)arg)->kb_type = kbd->kb_type;
+ ((keyboard_info_t *)arg)->kb_config = kbd->kb_config;
+ ((keyboard_info_t *)arg)->kb_flags = kbd->kb_flags;
+ break;
+
+ case KDGKBTYPE: /* get keyboard type */
+ *(int *)arg = kbd->kb_type;
+ break;
+
+ case KDGETREPEAT: /* get keyboard repeat rate */
+ ((int *)arg)[0] = kbd->kb_delay1;
+ ((int *)arg)[1] = kbd->kb_delay2;
+ break;
+
+ case GIO_KEYMAP: /* get keyboard translation table */
+ error = copyout(kbd->kb_keymap, *(void **)arg,
+ sizeof(keymap_t));
+ splx(s);
+ return (error);
+ case OGIO_KEYMAP: /* get keyboard translation table (compat) */
+ mapp = kbd->kb_keymap;
+ omapp = (okeymap_t *)arg;
+ omapp->n_keys = mapp->n_keys;
+ for (i = 0; i < NUM_KEYS; i++) {
+ for (j = 0; j < NUM_STATES; j++)
+ omapp->key[i].map[j] =
+ mapp->key[i].map[j];
+ omapp->key[i].spcl = mapp->key[i].spcl;
+ omapp->key[i].flgs = mapp->key[i].flgs;
+ }
+ break;
+ case PIO_KEYMAP: /* set keyboard translation table */
+ case OPIO_KEYMAP: /* set keyboard translation table (compat) */
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+ mapp = malloc(sizeof *mapp, M_TEMP, M_WAITOK);
+ if (cmd == OPIO_KEYMAP) {
+ omapp = (okeymap_t *)arg;
+ mapp->n_keys = omapp->n_keys;
+ for (i = 0; i < NUM_KEYS; i++) {
+ for (j = 0; j < NUM_STATES; j++)
+ mapp->key[i].map[j] =
+ omapp->key[i].map[j];
+ mapp->key[i].spcl = omapp->key[i].spcl;
+ mapp->key[i].flgs = omapp->key[i].flgs;
+ }
+ } else {
+ error = copyin(*(void **)arg, mapp, sizeof *mapp);
+ if (error != 0) {
+ splx(s);
+ free(mapp, M_TEMP);
+ return (error);
+ }
+ }
+
+ error = keymap_change_ok(kbd->kb_keymap, mapp, curthread);
+ if (error != 0) {
+ splx(s);
+ free(mapp, M_TEMP);
+ return (error);
+ }
+ bzero(kbd->kb_accentmap, sizeof(*kbd->kb_accentmap));
+ bcopy(mapp, kbd->kb_keymap, sizeof(*kbd->kb_keymap));
+ free(mapp, M_TEMP);
+ break;
+#else
+ splx(s);
+ return (ENODEV);
+#endif
+
+ case GIO_KEYMAPENT: /* get keyboard translation table entry */
+ keyp = (keyarg_t *)arg;
+ if (keyp->keynum >= sizeof(kbd->kb_keymap->key) /
+ sizeof(kbd->kb_keymap->key[0])) {
+ splx(s);
+ return (EINVAL);
+ }
+ bcopy(&kbd->kb_keymap->key[keyp->keynum], &keyp->key,
+ sizeof(keyp->key));
+ break;
+ case PIO_KEYMAPENT: /* set keyboard translation table entry */
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+ keyp = (keyarg_t *)arg;
+ if (keyp->keynum >= sizeof(kbd->kb_keymap->key) /
+ sizeof(kbd->kb_keymap->key[0])) {
+ splx(s);
+ return (EINVAL);
+ }
+ error = key_change_ok(&kbd->kb_keymap->key[keyp->keynum],
+ &keyp->key, curthread);
+ if (error != 0) {
+ splx(s);
+ return (error);
+ }
+ bcopy(&keyp->key, &kbd->kb_keymap->key[keyp->keynum],
+ sizeof(keyp->key));
+ break;
+#else
+ splx(s);
+ return (ENODEV);
+#endif
+
+ case GIO_DEADKEYMAP: /* get accent key translation table */
+ bcopy(kbd->kb_accentmap, arg, sizeof(*kbd->kb_accentmap));
+ break;
+ case PIO_DEADKEYMAP: /* set accent key translation table */
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+ error = accent_change_ok(kbd->kb_accentmap,
+ (accentmap_t *)arg, curthread);
+ if (error != 0) {
+ splx(s);
+ return (error);
+ }
+ bcopy(arg, kbd->kb_accentmap, sizeof(*kbd->kb_accentmap));
+ break;
+#else
+ splx(s);
+ return (ENODEV);
+#endif
+
+ case GETFKEY: /* get functionkey string */
+ fkeyp = (fkeyarg_t *)arg;
+ if (fkeyp->keynum >= kbd->kb_fkeytab_size) {
+ splx(s);
+ return (EINVAL);
+ }
+ bcopy(kbd->kb_fkeytab[fkeyp->keynum].str, fkeyp->keydef,
+ kbd->kb_fkeytab[fkeyp->keynum].len);
+ fkeyp->flen = kbd->kb_fkeytab[fkeyp->keynum].len;
+ break;
+ case SETFKEY: /* set functionkey string */
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+ fkeyp = (fkeyarg_t *)arg;
+ if (fkeyp->keynum >= kbd->kb_fkeytab_size) {
+ splx(s);
+ return (EINVAL);
+ }
+ error = fkey_change_ok(&kbd->kb_fkeytab[fkeyp->keynum],
+ fkeyp, curthread);
+ if (error != 0) {
+ splx(s);
+ return (error);
+ }
+ kbd->kb_fkeytab[fkeyp->keynum].len = min(fkeyp->flen, MAXFK);
+ bcopy(fkeyp->keydef, kbd->kb_fkeytab[fkeyp->keynum].str,
+ kbd->kb_fkeytab[fkeyp->keynum].len);
+ break;
+#else
+ splx(s);
+ return (ENODEV);
+#endif
+
+ default:
+ splx(s);
+ return (ENOIOCTL);
+ }
+
+ splx(s);
+ return (0);
+}
+
+#ifndef KBD_DISABLE_KEYMAP_LOAD
+#define RESTRICTED_KEY(key, i) \
+ ((key->spcl & (0x80 >> i)) && \
+ (key->map[i] == RBT || key->map[i] == SUSP || \
+ key->map[i] == STBY || key->map[i] == DBG || \
+ key->map[i] == PNC || key->map[i] == HALT || \
+ key->map[i] == PDWN))
+
+static int
+key_change_ok(struct keyent_t *oldkey, struct keyent_t *newkey, struct thread *td)
+{
+ int i;
+
+ /* Low keymap_restrict_change means any changes are OK. */
+ if (keymap_restrict_change <= 0)
+ return (0);
+
+ /* High keymap_restrict_change means only root can change the keymap. */
+ if (keymap_restrict_change >= 2) {
+ for (i = 0; i < NUM_STATES; i++)
+ if (oldkey->map[i] != newkey->map[i])
+ return priv_check(td, PRIV_KEYBOARD);
+ if (oldkey->spcl != newkey->spcl)
+ return priv_check(td, PRIV_KEYBOARD);
+ if (oldkey->flgs != newkey->flgs)
+ return priv_check(td, PRIV_KEYBOARD);
+ return (0);
+ }
+
+ /* Otherwise we have to see if any special keys are being changed. */
+ for (i = 0; i < NUM_STATES; i++) {
+ /*
+ * If either the oldkey or the newkey action is restricted
+ * then we must make sure that the action doesn't change.
+ */
+ if (!RESTRICTED_KEY(oldkey, i) && !RESTRICTED_KEY(newkey, i))
+ continue;
+ if ((oldkey->spcl & (0x80 >> i)) == (newkey->spcl & (0x80 >> i))
+ && oldkey->map[i] == newkey->map[i])
+ continue;
+ return priv_check(td, PRIV_KEYBOARD);
+ }
+
+ return (0);
+}
+
+static int
+keymap_change_ok(keymap_t *oldmap, keymap_t *newmap, struct thread *td)
+{
+ int keycode, error;
+
+ for (keycode = 0; keycode < NUM_KEYS; keycode++) {
+ if ((error = key_change_ok(&oldmap->key[keycode],
+ &newmap->key[keycode], td)) != 0)
+ return (error);
+ }
+ return (0);
+}
+
+static int
+accent_change_ok(accentmap_t *oldmap, accentmap_t *newmap, struct thread *td)
+{
+ struct acc_t *oldacc, *newacc;
+ int accent, i;
+
+ if (keymap_restrict_change <= 2)
+ return (0);
+
+ if (oldmap->n_accs != newmap->n_accs)
+ return priv_check(td, PRIV_KEYBOARD);
+
+ for (accent = 0; accent < oldmap->n_accs; accent++) {
+ oldacc = &oldmap->acc[accent];
+ newacc = &newmap->acc[accent];
+ if (oldacc->accchar != newacc->accchar)
+ return priv_check(td, PRIV_KEYBOARD);
+ for (i = 0; i < NUM_ACCENTCHARS; ++i) {
+ if (oldacc->map[i][0] != newacc->map[i][0])
+ return priv_check(td, PRIV_KEYBOARD);
+ if (oldacc->map[i][0] == 0) /* end of table */
+ break;
+ if (oldacc->map[i][1] != newacc->map[i][1])
+ return priv_check(td, PRIV_KEYBOARD);
+ }
+ }
+
+ return (0);
+}
+
+static int
+fkey_change_ok(fkeytab_t *oldkey, fkeyarg_t *newkey, struct thread *td)
+{
+ if (keymap_restrict_change <= 3)
+ return (0);
+
+ if (oldkey->len != newkey->flen ||
+ bcmp(oldkey->str, newkey->keydef, oldkey->len) != 0)
+ return priv_check(td, PRIV_KEYBOARD);
+
+ return (0);
+}
+#endif
+
+/* get a pointer to the string associated with the given function key */
+u_char *
+genkbd_get_fkeystr(keyboard_t *kbd, int fkey, size_t *len)
+{
+ if (kbd == NULL)
+ return (NULL);
+ fkey -= F_FN;
+ if (fkey > kbd->kb_fkeytab_size)
+ return (NULL);
+ *len = kbd->kb_fkeytab[fkey].len;
+ return (kbd->kb_fkeytab[fkey].str);
+}
+
+/* diagnostic dump */
+static char *
+get_kbd_type_name(int type)
+{
+ static struct {
+ int type;
+ char *name;
+ } name_table[] = {
+ { KB_84, "AT 84" },
+ { KB_101, "AT 101/102" },
+ { KB_OTHER, "generic" },
+ };
+ int i;
+
+ for (i = 0; i < nitems(name_table); ++i) {
+ if (type == name_table[i].type)
+ return (name_table[i].name);
+ }
+ return ("unknown");
+}
+
+void
+genkbd_diag(keyboard_t *kbd, int level)
+{
+ if (level > 0) {
+ printf("kbd%d: %s%d, %s (%d), config:0x%x, flags:0x%x",
+ kbd->kb_index, kbd->kb_name, kbd->kb_unit,
+ get_kbd_type_name(kbd->kb_type), kbd->kb_type,
+ kbd->kb_config, kbd->kb_flags);
+ if (kbd->kb_io_base > 0)
+ printf(", port:0x%x-0x%x", kbd->kb_io_base,
+ kbd->kb_io_base + kbd->kb_io_size - 1);
+ printf("\n");
+ }
+}
+
+#define set_lockkey_state(k, s, l) \
+ if (!((s) & l ## DOWN)) { \
+ int i; \
+ (s) |= l ## DOWN; \
+ (s) ^= l ## ED; \
+ i = (s) & LOCK_MASK; \
+ (void)kbdd_ioctl((k), KDSETLED, (caddr_t)&i); \
+ }
+
+static u_int
+save_accent_key(keyboard_t *kbd, u_int key, int *accents)
+{
+ int i;
+
+ /* make an index into the accent map */
+ i = key - F_ACC + 1;
+ if ((i > kbd->kb_accentmap->n_accs)
+ || (kbd->kb_accentmap->acc[i - 1].accchar == 0)) {
+ /* the index is out of range or pointing to an empty entry */
+ *accents = 0;
+ return (ERRKEY);
+ }
+
+ /*
+ * If the same accent key has been hit twice, produce the accent
+ * char itself.
+ */
+ if (i == *accents) {
+ key = kbd->kb_accentmap->acc[i - 1].accchar;
+ *accents = 0;
+ return (key);
+ }
+
+ /* remember the index and wait for the next key */
+ *accents = i;
+ return (NOKEY);
+}
+
+static u_int
+make_accent_char(keyboard_t *kbd, u_int ch, int *accents)
+{
+ struct acc_t *acc;
+ int i;
+
+ acc = &kbd->kb_accentmap->acc[*accents - 1];
+ *accents = 0;
+
+ /*
+ * If the accent key is followed by the space key,
+ * produce the accent char itself.
+ */
+ if (ch == ' ')
+ return (acc->accchar);
+
+ /* scan the accent map */
+ for (i = 0; i < NUM_ACCENTCHARS; ++i) {
+ if (acc->map[i][0] == 0) /* end of table */
+ break;
+ if (acc->map[i][0] == ch)
+ return (acc->map[i][1]);
+ }
+ /* this char cannot be accented... */
+ return (ERRKEY);
+}
+
+int
+genkbd_keyaction(keyboard_t *kbd, int keycode, int up, int *shiftstate,
+ int *accents)
+{
+ struct keyent_t *key;
+ int state = *shiftstate;
+ int action;
+ int f;
+ int i;
+
+ i = keycode;
+ f = state & (AGRS | ALKED);
+ if ((f == AGRS1) || (f == AGRS2) || (f == ALKED))
+ i += ALTGR_OFFSET;
+ key = &kbd->kb_keymap->key[i];
+ i = ((state & SHIFTS) ? 1 : 0)
+ | ((state & CTLS) ? 2 : 0)
+ | ((state & ALTS) ? 4 : 0);
+ if (((key->flgs & FLAG_LOCK_C) && (state & CLKED))
+ || ((key->flgs & FLAG_LOCK_N) && (state & NLKED)) )
+ i ^= 1;
+
+ if (up) { /* break: key released */
+ action = kbd->kb_lastact[keycode];
+ kbd->kb_lastact[keycode] = NOP;
+ switch (action) {
+ case LSHA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = LSH;
+ /* FALL THROUGH */
+ case LSH:
+ state &= ~SHIFTS1;
+ break;
+ case RSHA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = RSH;
+ /* FALL THROUGH */
+ case RSH:
+ state &= ~SHIFTS2;
+ break;
+ case LCTRA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = LCTR;
+ /* FALL THROUGH */
+ case LCTR:
+ state &= ~CTLS1;
+ break;
+ case RCTRA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = RCTR;
+ /* FALL THROUGH */
+ case RCTR:
+ state &= ~CTLS2;
+ break;
+ case LALTA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = LALT;
+ /* FALL THROUGH */
+ case LALT:
+ state &= ~ALTS1;
+ break;
+ case RALTA:
+ if (state & SHIFTAON) {
+ set_lockkey_state(kbd, state, ALK);
+ state &= ~ALKDOWN;
+ }
+ action = RALT;
+ /* FALL THROUGH */
+ case RALT:
+ state &= ~ALTS2;
+ break;
+ case ASH:
+ state &= ~AGRS1;
+ break;
+ case META:
+ state &= ~METAS1;
+ break;
+ case NLK:
+ state &= ~NLKDOWN;
+ break;
+ case CLK:
+ state &= ~CLKDOWN;
+ break;
+ case SLK:
+ state &= ~SLKDOWN;
+ break;
+ case ALK:
+ state &= ~ALKDOWN;
+ break;
+ case NOP:
+ /* release events of regular keys are not reported */
+ *shiftstate &= ~SHIFTAON;
+ return (NOKEY);
+ }
+ *shiftstate = state & ~SHIFTAON;
+ return (SPCLKEY | RELKEY | action);
+ } else { /* make: key pressed */
+ action = key->map[i];
+ state &= ~SHIFTAON;
+ if (key->spcl & (0x80 >> i)) {
+ /* special keys */
+ if (kbd->kb_lastact[keycode] == NOP)
+ kbd->kb_lastact[keycode] = action;
+ if (kbd->kb_lastact[keycode] != action)
+ action = NOP;
+ switch (action) {
+ /* LOCKING KEYS */
+ case NLK:
+ set_lockkey_state(kbd, state, NLK);
+ break;
+ case CLK:
+ set_lockkey_state(kbd, state, CLK);
+ break;
+ case SLK:
+ set_lockkey_state(kbd, state, SLK);
+ break;
+ case ALK:
+ set_lockkey_state(kbd, state, ALK);
+ break;
+ /* NON-LOCKING KEYS */
+ case SPSC: case RBT: case SUSP: case STBY:
+ case DBG: case NEXT: case PREV: case PNC:
+ case HALT: case PDWN:
+ *accents = 0;
+ break;
+ case BTAB:
+ *accents = 0;
+ action |= BKEY;
+ break;
+ case LSHA:
+ state |= SHIFTAON;
+ action = LSH;
+ /* FALL THROUGH */
+ case LSH:
+ state |= SHIFTS1;
+ break;
+ case RSHA:
+ state |= SHIFTAON;
+ action = RSH;
+ /* FALL THROUGH */
+ case RSH:
+ state |= SHIFTS2;
+ break;
+ case LCTRA:
+ state |= SHIFTAON;
+ action = LCTR;
+ /* FALL THROUGH */
+ case LCTR:
+ state |= CTLS1;
+ break;
+ case RCTRA:
+ state |= SHIFTAON;
+ action = RCTR;
+ /* FALL THROUGH */
+ case RCTR:
+ state |= CTLS2;
+ break;
+ case LALTA:
+ state |= SHIFTAON;
+ action = LALT;
+ /* FALL THROUGH */
+ case LALT:
+ state |= ALTS1;
+ break;
+ case RALTA:
+ state |= SHIFTAON;
+ action = RALT;
+ /* FALL THROUGH */
+ case RALT:
+ state |= ALTS2;
+ break;
+ case ASH:
+ state |= AGRS1;
+ break;
+ case META:
+ state |= METAS1;
+ break;
+ case NOP:
+ *shiftstate = state;
+ return (NOKEY);
+ default:
+ /* is this an accent (dead) key? */
+ *shiftstate = state;
+ if (action >= F_ACC && action <= L_ACC) {
+ action = save_accent_key(kbd, action,
+ accents);
+ switch (action) {
+ case NOKEY:
+ case ERRKEY:
+ return (action);
+ default:
+ if (state & METAS)
+ return (action | MKEY);
+ else
+ return (action);
+ }
+ /* NOT REACHED */
+ }
+ /* other special keys */
+ if (*accents > 0) {
+ *accents = 0;
+ return (ERRKEY);
+ }
+ if (action >= F_FN && action <= L_FN)
+ action |= FKEY;
+ /* XXX: return fkey string for the FKEY? */
+ return (SPCLKEY | action);
+ }
+ *shiftstate = state;
+ return (SPCLKEY | action);
+ } else {
+ /* regular keys */
+ kbd->kb_lastact[keycode] = NOP;
+ *shiftstate = state;
+ if (*accents > 0) {
+ /* make an accented char */
+ action = make_accent_char(kbd, action, accents);
+ if (action == ERRKEY)
+ return (action);
+ }
+ if (state & METAS)
+ action |= MKEY;
+ return (action);
+ }
+ }
+ /* NOT REACHED */
+}