xref: /onnv-gate/usr/src/uts/common/io/kbtrans/kbtrans.c (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*
23*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
25*0Sstevel@tonic-gate  */
26*0Sstevel@tonic-gate 
27*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"
28*0Sstevel@tonic-gate 
29*0Sstevel@tonic-gate /*
30*0Sstevel@tonic-gate  * Generic keyboard support: translation
31*0Sstevel@tonic-gate  *
32*0Sstevel@tonic-gate  * This module is project private.  Please see PSARC/1998/176 and
33*0Sstevel@tonic-gate  * PSARC/1998/026 for references to the kbtrans module.
34*0Sstevel@tonic-gate  *
35*0Sstevel@tonic-gate  * It is believed that it is safe to call these functions within debugger mode
36*0Sstevel@tonic-gate  * except kbtrans_dprintf.  Debugger mode is a single threaded mode where most
37*0Sstevel@tonic-gate  * kernel services are not available, including memory allocation.  Debugger
38*0Sstevel@tonic-gate  * mode is for kmdb and OBP debugging, where the debugger calls back into the
39*0Sstevel@tonic-gate  * kernel to obtain console input.
40*0Sstevel@tonic-gate  *
41*0Sstevel@tonic-gate  * Please be _very_ careful about what external functions you call.
42*0Sstevel@tonic-gate  */
43*0Sstevel@tonic-gate 
44*0Sstevel@tonic-gate #define	KEYMAP_SIZE_VARIABLE
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #include <sys/types.h>
47*0Sstevel@tonic-gate #include <sys/cred.h>
48*0Sstevel@tonic-gate #include <sys/ddi.h>
49*0Sstevel@tonic-gate #include <sys/sunddi.h>
50*0Sstevel@tonic-gate #include <sys/kmem.h>
51*0Sstevel@tonic-gate #include <sys/kbd.h>
52*0Sstevel@tonic-gate #include <sys/cmn_err.h>
53*0Sstevel@tonic-gate #include <sys/modctl.h>
54*0Sstevel@tonic-gate #include <sys/kbio.h>
55*0Sstevel@tonic-gate #include <sys/vuid_event.h>
56*0Sstevel@tonic-gate #include <sys/consdev.h>
57*0Sstevel@tonic-gate #include <sys/kbtrans.h>
58*0Sstevel@tonic-gate #include <sys/errno.h>
59*0Sstevel@tonic-gate #include <sys/promif.h>
60*0Sstevel@tonic-gate #include <sys/varargs.h>
61*0Sstevel@tonic-gate #include "kbtrans_lower.h"
62*0Sstevel@tonic-gate 
63*0Sstevel@tonic-gate /*
64*0Sstevel@tonic-gate  * Internal Function Prototypes
65*0Sstevel@tonic-gate  */
66*0Sstevel@tonic-gate static boolean_t	kbtrans_do_compose(struct kbtrans_lower *, ushort_t,
67*0Sstevel@tonic-gate 			    ushort_t, ushort_t *);
68*0Sstevel@tonic-gate static void		kbtrans_translate(struct kbtrans_lower *,
69*0Sstevel@tonic-gate 				struct keyboard_callback *, kbtrans_key_t,
70*0Sstevel@tonic-gate 				enum keystate);
71*0Sstevel@tonic-gate /*
72*0Sstevel@tonic-gate  * kbtrans_processkey:
73*0Sstevel@tonic-gate  *
74*0Sstevel@tonic-gate  * 	lower	- state information used by the calling driver
75*0Sstevel@tonic-gate  *		  this parameter is passed back to the callback routines.
76*0Sstevel@tonic-gate  * 	key	- scancode
77*0Sstevel@tonic-gate  * 	state	- KEY_PRESSED / KEY_RELEASED
78*0Sstevel@tonic-gate  *
79*0Sstevel@tonic-gate  * This routine checks to see if there is a raw callback, and calls it
80*0Sstevel@tonic-gate  * if it exists.  If there is no raw callback, the key is translated.
81*0Sstevel@tonic-gate  * The raw callback allows the driver that called the translation module
82*0Sstevel@tonic-gate  * to be passed untranslated scancodes.
83*0Sstevel@tonic-gate  */
84*0Sstevel@tonic-gate void
kbtrans_processkey(struct kbtrans_lower * lower,struct keyboard_callback * cb,kbtrans_key_t key,enum keystate state)85*0Sstevel@tonic-gate kbtrans_processkey(struct kbtrans_lower *lower,
86*0Sstevel@tonic-gate 	struct keyboard_callback	*cb,
87*0Sstevel@tonic-gate 	kbtrans_key_t 			key,
88*0Sstevel@tonic-gate 	enum keystate 			state)
89*0Sstevel@tonic-gate {
90*0Sstevel@tonic-gate 	DPRINTF(PRINT_L0, PRINT_MASK_ALL, (lower, "kbtrans_processkey: "
91*0Sstevel@tonic-gate 		"newstate=%d key=%d", state, key));
92*0Sstevel@tonic-gate 
93*0Sstevel@tonic-gate 	/*
94*0Sstevel@tonic-gate 	 * If there is a raw routine, then call it and return.
95*0Sstevel@tonic-gate 	 */
96*0Sstevel@tonic-gate 	if (cb->kc_keypressed_raw != NULL) {
97*0Sstevel@tonic-gate 
98*0Sstevel@tonic-gate 		if (state == KEY_PRESSED) {
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate 			cb->kc_keypressed_raw(lower->kbtrans_upper, key);
101*0Sstevel@tonic-gate 		} else {
102*0Sstevel@tonic-gate 
103*0Sstevel@tonic-gate 			cb->kc_keyreleased_raw(lower->kbtrans_upper, key);
104*0Sstevel@tonic-gate 		}
105*0Sstevel@tonic-gate 
106*0Sstevel@tonic-gate 		return;
107*0Sstevel@tonic-gate 	}
108*0Sstevel@tonic-gate 
109*0Sstevel@tonic-gate 	/*
110*0Sstevel@tonic-gate 	 * translate the scancode into a key.
111*0Sstevel@tonic-gate 	 */
112*0Sstevel@tonic-gate 	kbtrans_translate(lower, cb, key, state);
113*0Sstevel@tonic-gate }
114*0Sstevel@tonic-gate 
115*0Sstevel@tonic-gate 
116*0Sstevel@tonic-gate /*
117*0Sstevel@tonic-gate  * kbtrans_translate:
118*0Sstevel@tonic-gate  *
119*0Sstevel@tonic-gate  * 	lower	- state information used by the calling driver
120*0Sstevel@tonic-gate  *		  this parameter is passed back to the callback routines.
121*0Sstevel@tonic-gate  * 	key		- scan code
122*0Sstevel@tonic-gate  * 	state	- KEY_PRESSED / KEY_RELEASED
123*0Sstevel@tonic-gate  *
124*0Sstevel@tonic-gate  * Called to process key events if we are in TR_ASCII or TR_EVENT
125*0Sstevel@tonic-gate  * (sunview) mode.  This routine will call the appropriate translation_callback
126*0Sstevel@tonic-gate  * for the character when it is done translating it.
127*0Sstevel@tonic-gate  */
128*0Sstevel@tonic-gate static void
kbtrans_translate(struct kbtrans_lower * lower,struct keyboard_callback * cb,kbtrans_key_t key,enum keystate newstate)129*0Sstevel@tonic-gate kbtrans_translate(struct kbtrans_lower	*lower,
130*0Sstevel@tonic-gate 	struct keyboard_callback	*cb,
131*0Sstevel@tonic-gate 	kbtrans_key_t 			key,
132*0Sstevel@tonic-gate 	enum keystate 			newstate)
133*0Sstevel@tonic-gate {
134*0Sstevel@tonic-gate 	unsigned		shiftmask;
135*0Sstevel@tonic-gate 	register ushort_t	entry;
136*0Sstevel@tonic-gate 	register ushort_t	entrytype;
137*0Sstevel@tonic-gate 	ushort_t		result_iso;
138*0Sstevel@tonic-gate 	unsigned short		*ke;
139*0Sstevel@tonic-gate 	int			i;
140*0Sstevel@tonic-gate 	boolean_t		good_compose;
141*0Sstevel@tonic-gate 
142*0Sstevel@tonic-gate 	DPRINTF(PRINT_L0, PRINT_MASK_ALL, (lower, "KEY TRANSLATE "
143*0Sstevel@tonic-gate 		"newstate=0x%x key=0x%x\n", newstate, key));
144*0Sstevel@tonic-gate 
145*0Sstevel@tonic-gate 	if (lower->kbtrans_keyboard == NULL) {
146*0Sstevel@tonic-gate 		/*
147*0Sstevel@tonic-gate 		 * Nobody has told us about this keyboard yet.
148*0Sstevel@tonic-gate 		 */
149*0Sstevel@tonic-gate 		return;
150*0Sstevel@tonic-gate 	}
151*0Sstevel@tonic-gate 
152*0Sstevel@tonic-gate 	/*
153*0Sstevel@tonic-gate 	 * Get the current state of the shiftmask
154*0Sstevel@tonic-gate 	 */
155*0Sstevel@tonic-gate 	shiftmask = lower->kbtrans_shiftmask;
156*0Sstevel@tonic-gate 
157*0Sstevel@tonic-gate 	/*
158*0Sstevel@tonic-gate 	 * If the key has been released, then or in the UPMASK flag.
159*0Sstevel@tonic-gate 	 */
160*0Sstevel@tonic-gate 	if (newstate == KEY_RELEASED)
161*0Sstevel@tonic-gate 		shiftmask |= UPMASK;
162*0Sstevel@tonic-gate 
163*0Sstevel@tonic-gate 	/*
164*0Sstevel@tonic-gate 	 * Based on the shiftmask, lookup the keymap entry that we should
165*0Sstevel@tonic-gate 	 * be using for this scancode.
166*0Sstevel@tonic-gate 	 */
167*0Sstevel@tonic-gate 	ke = kbtrans_find_entry(lower, shiftmask, key);
168*0Sstevel@tonic-gate 
169*0Sstevel@tonic-gate 	if (ke == NULL) {
170*0Sstevel@tonic-gate 		/*
171*0Sstevel@tonic-gate 		 * This is a gross error.  Cancel the repeat key and exit,
172*0Sstevel@tonic-gate 		 * we can not translate this scancode.
173*0Sstevel@tonic-gate 		 */
174*0Sstevel@tonic-gate 		cb->kc_cancel_repeat(lower->kbtrans_upper);
175*0Sstevel@tonic-gate 
176*0Sstevel@tonic-gate 		return;
177*0Sstevel@tonic-gate 	}
178*0Sstevel@tonic-gate 
179*0Sstevel@tonic-gate 	/*
180*0Sstevel@tonic-gate 	 * Get the key for this scancode.
181*0Sstevel@tonic-gate 	 */
182*0Sstevel@tonic-gate 	entry = *ke;
183*0Sstevel@tonic-gate 
184*0Sstevel@tonic-gate 	if (entry == NONL) {
185*0Sstevel@tonic-gate 		/*
186*0Sstevel@tonic-gate 		 * NONL appears only in the Num Lock table, and indicates that
187*0Sstevel@tonic-gate 		 * this key is not affected by Num Lock.  This means we should
188*0Sstevel@tonic-gate 		 * ask for the table we would have gotten had Num Lock not been
189*0Sstevel@tonic-gate 		 * down, and translate using that table.
190*0Sstevel@tonic-gate 		 */
191*0Sstevel@tonic-gate 		ke = kbtrans_find_entry(lower, shiftmask & ~NUMLOCKMASK,
192*0Sstevel@tonic-gate 			key);
193*0Sstevel@tonic-gate 
194*0Sstevel@tonic-gate 		if (ke == NULL) {
195*0Sstevel@tonic-gate 			/*
196*0Sstevel@tonic-gate 			 * This is a gross error.  Cancel the repeat key and
197*0Sstevel@tonic-gate 			 * exit, we can not translate this scancode.
198*0Sstevel@tonic-gate 			 */
199*0Sstevel@tonic-gate 			cb->kc_cancel_repeat(lower->kbtrans_upper);
200*0Sstevel@tonic-gate 
201*0Sstevel@tonic-gate 			return;
202*0Sstevel@tonic-gate 		}
203*0Sstevel@tonic-gate 
204*0Sstevel@tonic-gate 		/*
205*0Sstevel@tonic-gate 		 * Get the new key for this scancode.
206*0Sstevel@tonic-gate 		 */
207*0Sstevel@tonic-gate 		entry = *ke;
208*0Sstevel@tonic-gate 	}
209*0Sstevel@tonic-gate 
210*0Sstevel@tonic-gate 	/*
211*0Sstevel@tonic-gate 	 * The entrytype indicates what category of key we are processing.
212*0Sstevel@tonic-gate 	 * Categories include shift keys, function keys, and numeric keypad
213*0Sstevel@tonic-gate 	 * keys.
214*0Sstevel@tonic-gate 	 */
215*0Sstevel@tonic-gate 	entrytype = (ushort_t)(entry & 0xFF00);
216*0Sstevel@tonic-gate 
217*0Sstevel@tonic-gate 	if (entrytype == SHIFTKEYS) {
218*0Sstevel@tonic-gate 		/*
219*0Sstevel@tonic-gate 		 * Handle the state of toggle shifts specially.
220*0Sstevel@tonic-gate 		 * Ups should be ignored, and downs should be mapped to ups if
221*0Sstevel@tonic-gate 		 * that shift is currently on.
222*0Sstevel@tonic-gate 		 */
223*0Sstevel@tonic-gate 		if ((1 << (entry & 0x0F)) &
224*0Sstevel@tonic-gate 		    lower->kbtrans_keyboard->k_toggleshifts) {
225*0Sstevel@tonic-gate 			if ((1 << (entry & 0x0F)) &
226*0Sstevel@tonic-gate 				lower->kbtrans_togglemask) {
227*0Sstevel@tonic-gate 				newstate = KEY_RELEASED; /* toggling off */
228*0Sstevel@tonic-gate 			} else {
229*0Sstevel@tonic-gate 				newstate = KEY_PRESSED;	/* toggling on */
230*0Sstevel@tonic-gate 			}
231*0Sstevel@tonic-gate 		}
232*0Sstevel@tonic-gate 	} else {
233*0Sstevel@tonic-gate 		/*
234*0Sstevel@tonic-gate 		 * Handle Compose and floating accent key sequences
235*0Sstevel@tonic-gate 		 */
236*0Sstevel@tonic-gate 		switch (lower->kbtrans_state) {
237*0Sstevel@tonic-gate 		case COMPOSE1:
238*0Sstevel@tonic-gate 			if (newstate == KEY_RELEASED)
239*0Sstevel@tonic-gate 
240*0Sstevel@tonic-gate 				return;
241*0Sstevel@tonic-gate 
242*0Sstevel@tonic-gate 			if (entry < ASCII_SET_SIZE) {
243*0Sstevel@tonic-gate 				if (lower->kbtrans_compose_map[entry] >= 0) {
244*0Sstevel@tonic-gate 					lower->kbtrans_compose_key = entry;
245*0Sstevel@tonic-gate 					lower->kbtrans_state = COMPOSE2;
246*0Sstevel@tonic-gate 
247*0Sstevel@tonic-gate 					return;
248*0Sstevel@tonic-gate 				}
249*0Sstevel@tonic-gate 			}
250*0Sstevel@tonic-gate 			lower->kbtrans_state = NORMAL;
251*0Sstevel@tonic-gate 			lower->kbtrans_led_state &= ~LED_COMPOSE;
252*0Sstevel@tonic-gate 
253*0Sstevel@tonic-gate 			cb->kc_setled(lower->kbtrans_upper);
254*0Sstevel@tonic-gate 
255*0Sstevel@tonic-gate 			return;
256*0Sstevel@tonic-gate 
257*0Sstevel@tonic-gate 		case COMPOSE2:
258*0Sstevel@tonic-gate 			if (newstate == KEY_RELEASED)
259*0Sstevel@tonic-gate 				return;
260*0Sstevel@tonic-gate 
261*0Sstevel@tonic-gate 			/* next state is "normal" */
262*0Sstevel@tonic-gate 			lower->kbtrans_state = NORMAL;
263*0Sstevel@tonic-gate 			lower->kbtrans_led_state &= ~LED_COMPOSE;
264*0Sstevel@tonic-gate 
265*0Sstevel@tonic-gate 			cb->kc_setled(lower->kbtrans_upper);
266*0Sstevel@tonic-gate 
267*0Sstevel@tonic-gate 			good_compose = kbtrans_do_compose(lower,
268*0Sstevel@tonic-gate 				lower->kbtrans_compose_key, entry,
269*0Sstevel@tonic-gate 				&result_iso);
270*0Sstevel@tonic-gate 			if (good_compose) {
271*0Sstevel@tonic-gate 				if (lower->kbtrans_compat)
272*0Sstevel@tonic-gate 					result_iso += ISO_FIRST;
273*0Sstevel@tonic-gate 				else
274*0Sstevel@tonic-gate 					result_iso += EUC_FIRST;
275*0Sstevel@tonic-gate 				cb->kc_keypressed(lower->kbtrans_upper,
276*0Sstevel@tonic-gate 				    entrytype, key, result_iso);
277*0Sstevel@tonic-gate 			}
278*0Sstevel@tonic-gate 			return;
279*0Sstevel@tonic-gate 
280*0Sstevel@tonic-gate 		case FLTACCENT:
281*0Sstevel@tonic-gate 			if (newstate == KEY_RELEASED)
282*0Sstevel@tonic-gate 
283*0Sstevel@tonic-gate 				return;
284*0Sstevel@tonic-gate 
285*0Sstevel@tonic-gate 			/* next state is "normal" */
286*0Sstevel@tonic-gate 			lower->kbtrans_state = NORMAL;
287*0Sstevel@tonic-gate 			for (i = 0;
288*0Sstevel@tonic-gate 			    (lower->kbtrans_fltaccent_table[i].fa_entry
289*0Sstevel@tonic-gate 				!= lower->kbtrans_fltaccent_entry) ||
290*0Sstevel@tonic-gate 			    (lower->kbtrans_fltaccent_table[i].ascii != entry);
291*0Sstevel@tonic-gate 			    i++) {
292*0Sstevel@tonic-gate 				if (lower->kbtrans_fltaccent_table[i].fa_entry
293*0Sstevel@tonic-gate 				    == 0) {
294*0Sstevel@tonic-gate 					/* Invalid second key: ignore key */
295*0Sstevel@tonic-gate 
296*0Sstevel@tonic-gate 					return;
297*0Sstevel@tonic-gate 				}
298*0Sstevel@tonic-gate 			}
299*0Sstevel@tonic-gate 
300*0Sstevel@tonic-gate 			cb->kc_keypressed(lower->kbtrans_upper, entrytype,
301*0Sstevel@tonic-gate 					key, (lower->kbtrans_compat ?
302*0Sstevel@tonic-gate 						ISO_FIRST : EUC_FIRST) +
303*0Sstevel@tonic-gate 					lower->kbtrans_fltaccent_table[i].iso);
304*0Sstevel@tonic-gate 
305*0Sstevel@tonic-gate 			return;
306*0Sstevel@tonic-gate 		}
307*0Sstevel@tonic-gate 	}
308*0Sstevel@tonic-gate 
309*0Sstevel@tonic-gate 	/*
310*0Sstevel@tonic-gate 	 * If the key is going down, and it's not one of the keys that doesn't
311*0Sstevel@tonic-gate 	 * auto-repeat, set up the auto-repeat timeout.
312*0Sstevel@tonic-gate 	 *
313*0Sstevel@tonic-gate 	 * The keys that don't auto-repeat are the Compose key,
314*0Sstevel@tonic-gate 	 * the shift keys, the "bucky bit" keys, the "floating accent" keys,
315*0Sstevel@tonic-gate 	 * and the function keys when in TR_EVENT mode.
316*0Sstevel@tonic-gate 	 */
317*0Sstevel@tonic-gate 	if (newstate == KEY_PRESSED && entrytype != SHIFTKEYS &&
318*0Sstevel@tonic-gate 	    entrytype != BUCKYBITS && entrytype != FUNNY &&
319*0Sstevel@tonic-gate 	    entrytype != FA_CLASS) {
320*0Sstevel@tonic-gate 
321*0Sstevel@tonic-gate 		if (lower->kbtrans_repeatkey != key) {
322*0Sstevel@tonic-gate 			cb->kc_cancel_repeat(lower->kbtrans_upper);
323*0Sstevel@tonic-gate 			cb->kc_setup_repeat(lower->kbtrans_upper, entrytype,
324*0Sstevel@tonic-gate 				key);
325*0Sstevel@tonic-gate 		}
326*0Sstevel@tonic-gate 		/* key going up */
327*0Sstevel@tonic-gate 	} else if (key == lower->kbtrans_repeatkey) {
328*0Sstevel@tonic-gate 
329*0Sstevel@tonic-gate 		cb->kc_cancel_repeat(lower->kbtrans_upper);
330*0Sstevel@tonic-gate 	}
331*0Sstevel@tonic-gate 
332*0Sstevel@tonic-gate 	if (newstate == KEY_RELEASED) {
333*0Sstevel@tonic-gate 		cb->kc_keyreleased(lower->kbtrans_upper, key);
334*0Sstevel@tonic-gate 	}
335*0Sstevel@tonic-gate 
336*0Sstevel@tonic-gate 	/*
337*0Sstevel@tonic-gate 	 * We assume here that keys other than shift keys and bucky keys have
338*0Sstevel@tonic-gate 	 * entries in the "up" table that cause nothing to be done, and thus we
339*0Sstevel@tonic-gate 	 * don't have to check for newstate == KEY_RELEASED.
340*0Sstevel@tonic-gate 	 */
341*0Sstevel@tonic-gate 	switch (entrytype) {
342*0Sstevel@tonic-gate 
343*0Sstevel@tonic-gate 	case 0x0:		/* regular key */
344*0Sstevel@tonic-gate 		cb->kc_keypressed(lower->kbtrans_upper, entrytype, key,
345*0Sstevel@tonic-gate 			entry | lower->kbtrans_buckybits);
346*0Sstevel@tonic-gate 		break;
347*0Sstevel@tonic-gate 
348*0Sstevel@tonic-gate 	case SHIFTKEYS: {
349*0Sstevel@tonic-gate 		uint_t shiftbit = 1 << (entry & 0x0F);
350*0Sstevel@tonic-gate 
351*0Sstevel@tonic-gate 		/* Modify toggle state (see toggle processing above) */
352*0Sstevel@tonic-gate 		if (shiftbit & lower->kbtrans_keyboard->k_toggleshifts) {
353*0Sstevel@tonic-gate 			if (newstate == KEY_RELEASED) {
354*0Sstevel@tonic-gate 				if (shiftbit == CAPSMASK) {
355*0Sstevel@tonic-gate 					lower->kbtrans_led_state &=
356*0Sstevel@tonic-gate 						~LED_CAPS_LOCK;
357*0Sstevel@tonic-gate 
358*0Sstevel@tonic-gate 					cb->kc_setled(lower->kbtrans_upper);
359*0Sstevel@tonic-gate 
360*0Sstevel@tonic-gate 				} else if (shiftbit == NUMLOCKMASK) {
361*0Sstevel@tonic-gate 					lower->kbtrans_led_state &=
362*0Sstevel@tonic-gate 						    ~LED_NUM_LOCK;
363*0Sstevel@tonic-gate 
364*0Sstevel@tonic-gate 					cb->kc_setled(lower->kbtrans_upper);
365*0Sstevel@tonic-gate 				}
366*0Sstevel@tonic-gate 				lower->kbtrans_togglemask &= ~shiftbit;
367*0Sstevel@tonic-gate 			} else {
368*0Sstevel@tonic-gate 				if (shiftbit == CAPSMASK) {
369*0Sstevel@tonic-gate 					lower->kbtrans_led_state |=
370*0Sstevel@tonic-gate 						LED_CAPS_LOCK;
371*0Sstevel@tonic-gate 
372*0Sstevel@tonic-gate 					cb->kc_setled(lower->kbtrans_upper);
373*0Sstevel@tonic-gate 				} else if (shiftbit == NUMLOCKMASK) {
374*0Sstevel@tonic-gate 					lower->kbtrans_led_state |=
375*0Sstevel@tonic-gate 						LED_NUM_LOCK;
376*0Sstevel@tonic-gate 
377*0Sstevel@tonic-gate 					cb->kc_setled(lower->kbtrans_upper);
378*0Sstevel@tonic-gate 				}
379*0Sstevel@tonic-gate 				lower->kbtrans_togglemask |= shiftbit;
380*0Sstevel@tonic-gate 			}
381*0Sstevel@tonic-gate 		}
382*0Sstevel@tonic-gate 
383*0Sstevel@tonic-gate 		if (newstate == KEY_RELEASED)
384*0Sstevel@tonic-gate 			lower->kbtrans_shiftmask &= ~shiftbit;
385*0Sstevel@tonic-gate 		else
386*0Sstevel@tonic-gate 			lower->kbtrans_shiftmask |= shiftbit;
387*0Sstevel@tonic-gate 
388*0Sstevel@tonic-gate 		if (newstate == KEY_PRESSED) {
389*0Sstevel@tonic-gate 			cb->kc_keypressed(lower->kbtrans_upper, entrytype, key,
390*0Sstevel@tonic-gate 				entry);
391*0Sstevel@tonic-gate 		}
392*0Sstevel@tonic-gate 
393*0Sstevel@tonic-gate 		break;
394*0Sstevel@tonic-gate 		}
395*0Sstevel@tonic-gate 
396*0Sstevel@tonic-gate 	case BUCKYBITS:
397*0Sstevel@tonic-gate 		lower->kbtrans_buckybits ^= 1 << (7 + (entry & 0x0F));
398*0Sstevel@tonic-gate 
399*0Sstevel@tonic-gate 		if (newstate == KEY_PRESSED) {
400*0Sstevel@tonic-gate 			cb->kc_keypressed(lower->kbtrans_upper, entrytype, key,
401*0Sstevel@tonic-gate 				entry);
402*0Sstevel@tonic-gate 		}
403*0Sstevel@tonic-gate 
404*0Sstevel@tonic-gate 		break;
405*0Sstevel@tonic-gate 
406*0Sstevel@tonic-gate 	case FUNNY:
407*0Sstevel@tonic-gate 		switch (entry) {
408*0Sstevel@tonic-gate 		case NOP:
409*0Sstevel@tonic-gate 			break;
410*0Sstevel@tonic-gate 
411*0Sstevel@tonic-gate 		case IDLE:
412*0Sstevel@tonic-gate 			/* Fall thru into RESET code */
413*0Sstevel@tonic-gate 			/* FALLTHRU */
414*0Sstevel@tonic-gate 		case RESET:
415*0Sstevel@tonic-gate 		case ERROR:
416*0Sstevel@tonic-gate 			lower->kbtrans_shiftmask &=
417*0Sstevel@tonic-gate 				lower->kbtrans_keyboard->k_idleshifts;
418*0Sstevel@tonic-gate 
419*0Sstevel@tonic-gate 			lower->kbtrans_shiftmask |=
420*0Sstevel@tonic-gate 					lower->kbtrans_togglemask;
421*0Sstevel@tonic-gate 
422*0Sstevel@tonic-gate 			lower->kbtrans_buckybits &=
423*0Sstevel@tonic-gate 				lower->kbtrans_keyboard->k_idlebuckys;
424*0Sstevel@tonic-gate 
425*0Sstevel@tonic-gate 			cb->kc_cancel_repeat(lower->kbtrans_upper);
426*0Sstevel@tonic-gate 
427*0Sstevel@tonic-gate 			cb->kc_keypressed(lower->kbtrans_upper, entrytype, key,
428*0Sstevel@tonic-gate 				entry);
429*0Sstevel@tonic-gate 
430*0Sstevel@tonic-gate 			break;
431*0Sstevel@tonic-gate 
432*0Sstevel@tonic-gate 
433*0Sstevel@tonic-gate 		case COMPOSE:
434*0Sstevel@tonic-gate 			lower->kbtrans_state = COMPOSE1;
435*0Sstevel@tonic-gate 			lower->kbtrans_led_state |= LED_COMPOSE;
436*0Sstevel@tonic-gate 			cb->kc_setled(lower->kbtrans_upper);
437*0Sstevel@tonic-gate 			break;
438*0Sstevel@tonic-gate 		/*
439*0Sstevel@tonic-gate 		 * Remember when adding new entries that,
440*0Sstevel@tonic-gate 		 * if they should NOT auto-repeat,
441*0Sstevel@tonic-gate 		 * they should be put into the IF statement
442*0Sstevel@tonic-gate 		 * just above this switch block.
443*0Sstevel@tonic-gate 		 */
444*0Sstevel@tonic-gate 		default:
445*0Sstevel@tonic-gate 			/* Ignore it */
446*0Sstevel@tonic-gate 			break;
447*0Sstevel@tonic-gate 		}
448*0Sstevel@tonic-gate 		break;
449*0Sstevel@tonic-gate 
450*0Sstevel@tonic-gate 	case FA_CLASS:
451*0Sstevel@tonic-gate 		if (lower->kbtrans_state == NORMAL) {
452*0Sstevel@tonic-gate 			lower->kbtrans_fltaccent_entry = entry;
453*0Sstevel@tonic-gate 			lower->kbtrans_state = FLTACCENT;
454*0Sstevel@tonic-gate 		}
455*0Sstevel@tonic-gate 		break;
456*0Sstevel@tonic-gate 
457*0Sstevel@tonic-gate 	case STRING:
458*0Sstevel@tonic-gate 		cb->kc_keypressed(lower->kbtrans_upper, entrytype, key, entry);
459*0Sstevel@tonic-gate 
460*0Sstevel@tonic-gate 		break;
461*0Sstevel@tonic-gate 
462*0Sstevel@tonic-gate 	case FUNCKEYS:
463*0Sstevel@tonic-gate 		cb->kc_keypressed(lower->kbtrans_upper, entrytype, key, entry);
464*0Sstevel@tonic-gate 
465*0Sstevel@tonic-gate 		break;
466*0Sstevel@tonic-gate 
467*0Sstevel@tonic-gate 	/*
468*0Sstevel@tonic-gate 	 * Remember when adding new entries that,
469*0Sstevel@tonic-gate 	 * if they should NOT auto-repeat,
470*0Sstevel@tonic-gate 	 * they should be put into the IF statement
471*0Sstevel@tonic-gate 	 * just above this switch block.
472*0Sstevel@tonic-gate 	 */
473*0Sstevel@tonic-gate 	case PADKEYS:
474*0Sstevel@tonic-gate 		cb->kc_keypressed(lower->kbtrans_upper, entrytype, key, entry);
475*0Sstevel@tonic-gate 
476*0Sstevel@tonic-gate 		break;
477*0Sstevel@tonic-gate 	}
478*0Sstevel@tonic-gate }
479*0Sstevel@tonic-gate 
480*0Sstevel@tonic-gate /*
481*0Sstevel@tonic-gate  * kbtrans_do_compose:
482*0Sstevel@tonic-gate  *	Given a two key compose sequence, lookup the iso equivalent and put
483*0Sstevel@tonic-gate  * 	the result in the result_iso_ptr.
484*0Sstevel@tonic-gate  */
485*0Sstevel@tonic-gate static boolean_t
kbtrans_do_compose(struct kbtrans_lower * lower,ushort_t first_entry,ushort_t second_entry,ushort_t * result_iso_ptr)486*0Sstevel@tonic-gate kbtrans_do_compose(struct kbtrans_lower *lower,
487*0Sstevel@tonic-gate 		ushort_t	first_entry,
488*0Sstevel@tonic-gate 		ushort_t	second_entry,
489*0Sstevel@tonic-gate 		ushort_t	*result_iso_ptr)
490*0Sstevel@tonic-gate {
491*0Sstevel@tonic-gate 	struct compose_sequence_t *ptr;
492*0Sstevel@tonic-gate 	ushort_t	tmp;
493*0Sstevel@tonic-gate 
494*0Sstevel@tonic-gate 	/*
495*0Sstevel@tonic-gate 	 * Validate the second keystroke.
496*0Sstevel@tonic-gate 	 */
497*0Sstevel@tonic-gate 	if (second_entry >= ASCII_SET_SIZE)
498*0Sstevel@tonic-gate 		return (B_FALSE);
499*0Sstevel@tonic-gate 
500*0Sstevel@tonic-gate 	if (lower->kbtrans_compose_map[second_entry] < 0)
501*0Sstevel@tonic-gate 		return (B_FALSE);
502*0Sstevel@tonic-gate 
503*0Sstevel@tonic-gate 	/*
504*0Sstevel@tonic-gate 	 * Get them in code order, rather than press order.
505*0Sstevel@tonic-gate 	 */
506*0Sstevel@tonic-gate 	if (first_entry > second_entry) {
507*0Sstevel@tonic-gate 		tmp = first_entry;
508*0Sstevel@tonic-gate 		first_entry = second_entry;
509*0Sstevel@tonic-gate 		second_entry = tmp;
510*0Sstevel@tonic-gate 	}
511*0Sstevel@tonic-gate 
512*0Sstevel@tonic-gate 	ptr = lower->kbtrans_compose_table +
513*0Sstevel@tonic-gate 		    lower->kbtrans_compose_map[first_entry];
514*0Sstevel@tonic-gate 
515*0Sstevel@tonic-gate 	while (ptr->first == first_entry) {
516*0Sstevel@tonic-gate 		if (ptr->second == second_entry) {
517*0Sstevel@tonic-gate 			*result_iso_ptr = ptr->iso;
518*0Sstevel@tonic-gate 
519*0Sstevel@tonic-gate 			return (B_TRUE);
520*0Sstevel@tonic-gate 		}
521*0Sstevel@tonic-gate 		ptr++;
522*0Sstevel@tonic-gate 	}
523*0Sstevel@tonic-gate 	return (B_FALSE);
524*0Sstevel@tonic-gate }
525*0Sstevel@tonic-gate 
526*0Sstevel@tonic-gate 
527*0Sstevel@tonic-gate /*
528*0Sstevel@tonic-gate  * kbtrans_find_entry:
529*0Sstevel@tonic-gate  * 	This routine finds the entry corresponding to the current shift
530*0Sstevel@tonic-gate  * 	state and keycode.
531*0Sstevel@tonic-gate  */
532*0Sstevel@tonic-gate unsigned short *
kbtrans_find_entry(struct kbtrans_lower * lower,register uint_t mask,kbtrans_key_t key_station)533*0Sstevel@tonic-gate kbtrans_find_entry(struct kbtrans_lower *lower,
534*0Sstevel@tonic-gate 	register uint_t			mask,
535*0Sstevel@tonic-gate 	kbtrans_key_t			key_station)
536*0Sstevel@tonic-gate {
537*0Sstevel@tonic-gate 	register struct keyboard *kp;
538*0Sstevel@tonic-gate 	keymap_entry_t *km;
539*0Sstevel@tonic-gate 	struct exception_map *ex;
540*0Sstevel@tonic-gate 
541*0Sstevel@tonic-gate 	kp = lower->kbtrans_keyboard;
542*0Sstevel@tonic-gate 
543*0Sstevel@tonic-gate 	if (kp == NULL)
544*0Sstevel@tonic-gate 		return (NULL);
545*0Sstevel@tonic-gate 
546*0Sstevel@tonic-gate 	if (key_station < 0 || key_station >= kp->k_keymap_size)
547*0Sstevel@tonic-gate 		return (NULL);
548*0Sstevel@tonic-gate 
549*0Sstevel@tonic-gate 	ex = kp->k_except;
550*0Sstevel@tonic-gate 	if (ex != NULL) {
551*0Sstevel@tonic-gate 		for (; ex->exc_care != 0; ex++) {
552*0Sstevel@tonic-gate 			if ((mask & ex->exc_care) == ex->exc_mask &&
553*0Sstevel@tonic-gate 			    key_station == ex->exc_key)
554*0Sstevel@tonic-gate 				return (&ex->exc_entry);
555*0Sstevel@tonic-gate 		}
556*0Sstevel@tonic-gate 	}
557*0Sstevel@tonic-gate 
558*0Sstevel@tonic-gate 	if (mask & UPMASK)
559*0Sstevel@tonic-gate 		km = kp->k_up;
560*0Sstevel@tonic-gate 	else if (mask & NUMLOCKMASK)
561*0Sstevel@tonic-gate 		km = kp->k_numlock;
562*0Sstevel@tonic-gate 	else if (mask & CTRLMASK)
563*0Sstevel@tonic-gate 		km = kp->k_control;
564*0Sstevel@tonic-gate 	else if (mask & ALTGRAPHMASK)
565*0Sstevel@tonic-gate 		km = kp->k_altgraph;
566*0Sstevel@tonic-gate 	else if (mask & SHIFTMASK)
567*0Sstevel@tonic-gate 		km = kp->k_shifted;
568*0Sstevel@tonic-gate 	else if (mask & CAPSMASK)
569*0Sstevel@tonic-gate 		km = kp->k_caps;
570*0Sstevel@tonic-gate 	else km = kp->k_normal;
571*0Sstevel@tonic-gate 
572*0Sstevel@tonic-gate 	return (&km[key_station]);
573*0Sstevel@tonic-gate }
574*0Sstevel@tonic-gate 
575*0Sstevel@tonic-gate #ifdef DEBUG
576*0Sstevel@tonic-gate /*ARGSUSED*/
577*0Sstevel@tonic-gate void
kbtrans_dprintf(void * un,const char * fmt,...)578*0Sstevel@tonic-gate kbtrans_dprintf(void *un, const char *fmt, ...)
579*0Sstevel@tonic-gate {
580*0Sstevel@tonic-gate 	char buf[256];
581*0Sstevel@tonic-gate 	va_list ap;
582*0Sstevel@tonic-gate 
583*0Sstevel@tonic-gate 	va_start(ap, fmt);
584*0Sstevel@tonic-gate 	(void) vsprintf(buf, fmt, ap);
585*0Sstevel@tonic-gate 	va_end(ap);
586*0Sstevel@tonic-gate 
587*0Sstevel@tonic-gate 	cmn_err(CE_CONT, "kbtrans: %s", buf);
588*0Sstevel@tonic-gate }
589*0Sstevel@tonic-gate #endif
590