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lunaws.c revision 1.28
      1 /* $NetBSD: lunaws.c,v 1.28 2014/02/02 15:35:06 tsutsui Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Tohru Nishimura.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #include <sys/cdefs.h>			/* RCS ID & Copyright macro defns */
     33 
     34 __KERNEL_RCSID(0, "$NetBSD: lunaws.c,v 1.28 2014/02/02 15:35:06 tsutsui Exp $");
     35 
     36 #include "wsmouse.h"
     37 
     38 #include <sys/param.h>
     39 #include <sys/systm.h>
     40 #include <sys/conf.h>
     41 #include <sys/device.h>
     42 
     43 #include <dev/wscons/wsconsio.h>
     44 #include <dev/wscons/wskbdvar.h>
     45 #include <dev/wscons/wsksymdef.h>
     46 #include <dev/wscons/wsksymvar.h>
     47 #include <dev/wscons/wsmousevar.h>
     48 
     49 #include <luna68k/dev/sioreg.h>
     50 #include <luna68k/dev/siovar.h>
     51 
     52 #include "ioconf.h"
     53 
     54 #define OMKBD_RXQ_LEN		64
     55 #define OMKBD_RXQ_LEN_MASK	(OMKBD_RXQ_LEN - 1)
     56 #define OMKBD_NEXTRXQ(x)	(((x) + 1) & OMKBD_RXQ_LEN_MASK)
     57 
     58 static const uint8_t ch1_regs[6] = {
     59 	WR0_RSTINT,				/* Reset E/S Interrupt */
     60 	WR1_RXALLS,				/* Rx per char, No Tx */
     61 	0,					/* */
     62 	WR3_RX8BIT | WR3_RXENBL,		/* Rx */
     63 	WR4_BAUD96 | WR4_STOP1 | WR4_NPARITY,	/* Tx/Rx */
     64 	WR5_TX8BIT | WR5_TXENBL,		/* Tx */
     65 };
     66 
     67 struct ws_softc {
     68 	device_t	sc_dev;
     69 	struct sioreg	*sc_ctl;
     70 	uint8_t		sc_wr[6];
     71 	device_t	sc_wskbddev;
     72 	uint8_t		sc_rxq[OMKBD_RXQ_LEN];
     73 	u_int		sc_rxqhead;
     74 	u_int		sc_rxqtail;
     75 #if NWSMOUSE > 0
     76 	device_t	sc_wsmousedev;
     77 	int		sc_msreport;
     78 	int		sc_msbuttons, sc_msdx, sc_msdy;
     79 #endif
     80 	void		*sc_si;
     81 };
     82 
     83 static void omkbd_input(void *, int);
     84 static int  omkbd_decode(void *, int, u_int *, int *);
     85 static int  omkbd_enable(void *, int);
     86 static void omkbd_set_leds(void *, int);
     87 static int  omkbd_ioctl(void *, u_long, void *, int, struct lwp *);
     88 
     89 struct wscons_keydesc omkbd_keydesctab[];
     90 
     91 static const struct wskbd_mapdata omkbd_keymapdata = {
     92 	omkbd_keydesctab,
     93 	KB_JP,
     94 };
     95 static const struct wskbd_accessops omkbd_accessops = {
     96 	omkbd_enable,
     97 	omkbd_set_leds,
     98 	omkbd_ioctl,
     99 };
    100 
    101 void	ws_cnattach(void);
    102 static void ws_cngetc(void *, u_int *, int *);
    103 static void ws_cnpollc(void *, int);
    104 static const struct wskbd_consops ws_consops = {
    105 	ws_cngetc,
    106 	ws_cnpollc,
    107 };
    108 
    109 #if NWSMOUSE > 0
    110 static int  omms_enable(void *);
    111 static int  omms_ioctl(void *, u_long, void *, int, struct lwp *);
    112 static void omms_disable(void *);
    113 
    114 static const struct wsmouse_accessops omms_accessops = {
    115 	omms_enable,
    116 	omms_ioctl,
    117 	omms_disable,
    118 };
    119 #endif
    120 
    121 static void wsintr(void *);
    122 static void wssoftintr(void *);
    123 
    124 static int  wsmatch(device_t, cfdata_t, void *);
    125 static void wsattach(device_t, device_t, void *);
    126 
    127 CFATTACH_DECL_NEW(ws, sizeof(struct ws_softc),
    128     wsmatch, wsattach, NULL, NULL);
    129 
    130 extern int  syscngetc(dev_t);
    131 extern void syscnputc(dev_t, int);
    132 
    133 static int
    134 wsmatch(device_t parent, cfdata_t cf, void *aux)
    135 {
    136 	struct sio_attach_args *args = aux;
    137 
    138 	if (args->channel != 1)
    139 		return 0;
    140 	return 1;
    141 }
    142 
    143 static void
    144 wsattach(device_t parent, device_t self, void *aux)
    145 {
    146 	struct ws_softc *sc = device_private(self);
    147 	struct sio_softc *siosc = device_private(parent);
    148 	struct sio_attach_args *args = aux;
    149 	int channel = args->channel;
    150 	struct wskbddev_attach_args a;
    151 
    152 	sc->sc_dev = self;
    153 	sc->sc_ctl = &siosc->sc_ctl[channel];
    154 	memcpy(sc->sc_wr, ch1_regs, sizeof(ch1_regs));
    155 	siosc->sc_intrhand[channel].ih_func = wsintr;
    156 	siosc->sc_intrhand[channel].ih_arg = sc;
    157 
    158 	setsioreg(sc->sc_ctl, WR0, sc->sc_wr[WR0]);
    159 	setsioreg(sc->sc_ctl, WR4, sc->sc_wr[WR4]);
    160 	setsioreg(sc->sc_ctl, WR3, sc->sc_wr[WR3]);
    161 	setsioreg(sc->sc_ctl, WR5, sc->sc_wr[WR5]);
    162 	setsioreg(sc->sc_ctl, WR0, sc->sc_wr[WR0]);
    163 	setsioreg(sc->sc_ctl, WR1, sc->sc_wr[WR1]);
    164 
    165 	syscnputc((dev_t)1, 0x20); /* keep quiet mouse */
    166 
    167 	sc->sc_rxqhead = 0;
    168 	sc->sc_rxqtail = 0;
    169 
    170 	sc->sc_si = softint_establish(SOFTINT_SERIAL, wssoftintr, sc);
    171 
    172 	aprint_normal("\n");
    173 
    174 	a.console = (args->hwflags == 1);
    175 	a.keymap = &omkbd_keymapdata;
    176 	a.accessops = &omkbd_accessops;
    177 	a.accesscookie = (void *)sc;
    178 	sc->sc_wskbddev = config_found_ia(self, "wskbddev", &a, wskbddevprint);
    179 
    180 #if NWSMOUSE > 0
    181 	{
    182 	struct wsmousedev_attach_args b;
    183 	b.accessops = &omms_accessops;
    184 	b.accesscookie = (void *)sc;
    185 	sc->sc_wsmousedev =
    186 	    config_found_ia(self, "wsmousedev", &b, wsmousedevprint);
    187 	sc->sc_msreport = 0;
    188 	}
    189 #endif
    190 }
    191 
    192 /*ARGSUSED*/
    193 static void
    194 wsintr(void *arg)
    195 {
    196 	struct ws_softc *sc = arg;
    197 	struct sioreg *sio = sc->sc_ctl;
    198 	uint8_t code;
    199 	int rr;
    200 
    201 	rr = getsiocsr(sio);
    202 	if (rr & RR_RXRDY) {
    203 		do {
    204 			code = sio->sio_data;
    205 			if (rr & (RR_FRAMING | RR_OVERRUN | RR_PARITY)) {
    206 				sio->sio_cmd = WR0_ERRRST;
    207 				continue;
    208 			}
    209 			sc->sc_rxq[sc->sc_rxqtail] = code;
    210 			sc->sc_rxqtail = OMKBD_NEXTRXQ(sc->sc_rxqtail);
    211 		} while ((rr = getsiocsr(sio)) & RR_RXRDY);
    212 		softint_schedule(sc->sc_si);
    213 	}
    214 	if (rr & RR_TXRDY)
    215 		sio->sio_cmd = WR0_RSTPEND;
    216 	/* not capable of transmit, yet */
    217 }
    218 
    219 static void
    220 wssoftintr(void *arg)
    221 {
    222 	struct ws_softc *sc = arg;
    223 	uint8_t code;
    224 
    225 	while (sc->sc_rxqhead != sc->sc_rxqtail) {
    226 		code = sc->sc_rxq[sc->sc_rxqhead];
    227 		sc->sc_rxqhead = OMKBD_NEXTRXQ(sc->sc_rxqhead);
    228 #if NWSMOUSE > 0
    229 		/*
    230 		 * if (code >= 0x80 && code <= 0x87), then
    231 		 * it's the first byte of 3 byte long mouse report
    232 		 *	code[0] & 07 -> LMR button condition
    233 		 *	code[1], [2] -> x,y delta
    234 		 * otherwise, key press or release event.
    235 		 */
    236 		if (sc->sc_msreport == 0) {
    237 			if (code < 0x80 || code > 0x87) {
    238 				omkbd_input(sc, code);
    239 				continue;
    240 			}
    241 			code = (code & 07) ^ 07;
    242 			/* LMR->RML: wsevent counts 0 for leftmost */
    243 			sc->sc_msbuttons = (code & 02);
    244 			if (code & 01)
    245 				sc->sc_msbuttons |= 04;
    246 			if (code & 04)
    247 				sc->sc_msbuttons |= 01;
    248 			sc->sc_msreport = 1;
    249 		} else if (sc->sc_msreport == 1) {
    250 			sc->sc_msdx = (int8_t)code;
    251 			sc->sc_msreport = 2;
    252 		} else if (sc->sc_msreport == 2) {
    253 			sc->sc_msdy = (int8_t)code;
    254 			wsmouse_input(sc->sc_wsmousedev,
    255 			    sc->sc_msbuttons, sc->sc_msdx, sc->sc_msdy, 0, 0,
    256 			    WSMOUSE_INPUT_DELTA);
    257 
    258 			sc->sc_msreport = 0;
    259 		}
    260 #else
    261 		omkbd_input(sc, code);
    262 #endif
    263 	}
    264 }
    265 
    266 static void
    267 omkbd_input(void *v, int data)
    268 {
    269 	struct ws_softc *sc = v;
    270 	u_int type;
    271 	int key;
    272 
    273 	if (omkbd_decode(v, data, &type, &key))
    274 		wskbd_input(sc->sc_wskbddev, type, key);
    275 }
    276 
    277 static int
    278 omkbd_decode(void *v, int datain, u_int *type, int *dataout)
    279 {
    280 
    281 	*type = (datain & 0x80) ? WSCONS_EVENT_KEY_UP : WSCONS_EVENT_KEY_DOWN;
    282 	*dataout = datain & 0x7f;
    283 	return 1;
    284 }
    285 
    286 #define KC(n) KS_KEYCODE(n)
    287 
    288 static const keysym_t omkbd_keydesc_1[] = {
    289 /*  pos      command		normal		shifted */
    290     KC(0x9),			KS_Tab,
    291     KC(0xa),			KS_Control_L,
    292     KC(0xb),			KS_Mode_switch,	/* Kana */
    293     KC(0xc),			KS_Shift_R,
    294     KC(0xd),			KS_Shift_L,
    295     KC(0xe),			KS_Caps_Lock,
    296     KC(0xf),			KS_Meta_L,	/* Zenmen */
    297     KC(0x10),			KS_Escape,
    298     KC(0x11),			KS_BackSpace,
    299     KC(0x12),			KS_Return,
    300     KC(0x14),			KS_space,
    301     KC(0x15),			KS_Delete,
    302     KC(0x16),			KS_Alt_L,	/* Henkan */
    303     KC(0x17),			KS_Alt_R,	/* Kakutei */
    304     KC(0x18),			KS_f11,		/* Shokyo */
    305     KC(0x19),			KS_f12,		/* Yobidashi */
    306     KC(0x1a),			KS_f13,		/* Bunsetsu L */
    307     KC(0x1b),			KS_f14,		/* Bunsetsu R */
    308     KC(0x1c),			KS_KP_Up,
    309     KC(0x1d),			KS_KP_Left,
    310     KC(0x1e),			KS_KP_Right,
    311     KC(0x1f),			KS_KP_Down,
    312  /* KC(0x20),			KS_f11, */
    313  /* KC(0x21),			KS_f12, */
    314     KC(0x22),			KS_1,		KS_exclam,
    315     KC(0x23),			KS_2,		KS_quotedbl,
    316     KC(0x24),			KS_3,		KS_numbersign,
    317     KC(0x25),			KS_4,		KS_dollar,
    318     KC(0x26),			KS_5,		KS_percent,
    319     KC(0x27),			KS_6,		KS_ampersand,
    320     KC(0x28),			KS_7,		KS_apostrophe,
    321     KC(0x29),			KS_8,		KS_parenleft,
    322     KC(0x2a),			KS_9,		KS_parenright,
    323     KC(0x2b),			KS_0,
    324     KC(0x2c),			KS_minus,	KS_equal,
    325     KC(0x2d),			KS_asciicircum,	KS_asciitilde,
    326     KC(0x2e),			KS_backslash,	KS_bar,
    327  /* KC(0x30),			KS_f13, */
    328  /* KC(0x31),			KS_f14, */
    329     KC(0x32),			KS_q,
    330     KC(0x33),			KS_w,
    331     KC(0x34),			KS_e,
    332     KC(0x35),			KS_r,
    333     KC(0x36),			KS_t,
    334     KC(0x37),			KS_y,
    335     KC(0x38),			KS_u,
    336     KC(0x39),			KS_i,
    337     KC(0x3a),			KS_o,
    338     KC(0x3b),			KS_p,
    339     KC(0x3c),			KS_at,		KS_grave,
    340     KC(0x3d),			KS_bracketleft,	KS_braceleft,
    341     KC(0x42),			KS_a,
    342     KC(0x43),			KS_s,
    343     KC(0x44),			KS_d,
    344     KC(0x45),			KS_f,
    345     KC(0x46),			KS_g,
    346     KC(0x47),			KS_h,
    347     KC(0x48),			KS_j,
    348     KC(0x49),			KS_k,
    349     KC(0x4a),			KS_l,
    350     KC(0x4b),			KS_semicolon,	KS_plus,
    351     KC(0x4c),			KS_colon,	KS_asterisk,
    352     KC(0x4d),			KS_bracketright, KS_braceright,
    353     KC(0x52),			KS_z,
    354     KC(0x53),			KS_x,
    355     KC(0x54),			KS_c,
    356     KC(0x55),			KS_v,
    357     KC(0x56),			KS_b,
    358     KC(0x57),			KS_n,
    359     KC(0x58),			KS_m,
    360     KC(0x59),			KS_comma,	KS_less,
    361     KC(0x5a),			KS_period,	KS_greater,
    362     KC(0x5b),			KS_slash,	KS_question,
    363     KC(0x5c),			KS_underscore,
    364     KC(0x60),			KS_KP_Delete,
    365     KC(0x61),			KS_KP_Add,
    366     KC(0x62),			KS_KP_Subtract,
    367     KC(0x63),			KS_KP_7,
    368     KC(0x64),			KS_KP_8,
    369     KC(0x65),			KS_KP_9,
    370     KC(0x66),			KS_KP_4,
    371     KC(0x67),			KS_KP_5,
    372     KC(0x68),			KS_KP_6,
    373     KC(0x69),			KS_KP_1,
    374     KC(0x6a),			KS_KP_2,
    375     KC(0x6b),			KS_KP_3,
    376     KC(0x6c),			KS_KP_0,
    377     KC(0x6d),			KS_KP_Decimal,
    378     KC(0x6e),			KS_KP_Enter,
    379     KC(0x72),			KS_f1,
    380     KC(0x73),			KS_f2,
    381     KC(0x74),			KS_f3,
    382     KC(0x75),			KS_f4,
    383     KC(0x76),			KS_f5,
    384     KC(0x77),			KS_f6,
    385     KC(0x78),			KS_f7,
    386     KC(0x79),			KS_f8,
    387     KC(0x7a),			KS_f9,
    388     KC(0x7b),			KS_f10,
    389     KC(0x7c),			KS_KP_Multiply,
    390     KC(0x7d),			KS_KP_Divide,
    391     KC(0x7e),			KS_KP_Equal,
    392     KC(0x7f),			KS_KP_Separator,
    393 };
    394 
    395 #define	SIZE(map) (sizeof(map)/sizeof(keysym_t))
    396 
    397 struct wscons_keydesc omkbd_keydesctab[] = {
    398 	{ KB_JP, 0, SIZE(omkbd_keydesc_1), omkbd_keydesc_1, },
    399 	{ 0, 0, 0, 0 },
    400 };
    401 
    402 static void
    403 ws_cngetc(void *v, u_int *type, int *data)
    404 {
    405 	int code;
    406 
    407 	do {
    408 		code = syscngetc((dev_t)1);
    409 	} while (!omkbd_decode(v, code, type, data));
    410 }
    411 
    412 static void
    413 ws_cnpollc(void *v, int on)
    414 {
    415 }
    416 
    417 /* EXPORT */ void
    418 ws_cnattach(void)
    419 {
    420 	static int voidfill;
    421 
    422 	/* XXX need CH.B initialization XXX */
    423 
    424 	wskbd_cnattach(&ws_consops, &voidfill, &omkbd_keymapdata);
    425 }
    426 
    427 static int
    428 omkbd_enable(void *v, int on)
    429 {
    430 
    431 	return 0;
    432 }
    433 
    434 static void
    435 omkbd_set_leds(void *v, int leds)
    436 {
    437 
    438 #if 0
    439 	syscnputc((dev_t)1, 0x10); /* kana LED on */
    440 	syscnputc((dev_t)1, 0x00); /* kana LED off */
    441 	syscnputc((dev_t)1, 0x11); /* caps LED on */
    442 	syscnputc((dev_t)1, 0x01); /* caps LED off */
    443 #endif
    444 }
    445 
    446 static int
    447 omkbd_ioctl(void *v, u_long cmd, void *data, int flag, struct lwp *l)
    448 {
    449 
    450 	switch (cmd) {
    451 	case WSKBDIO_GTYPE:
    452 		*(int *)data = WSKBD_TYPE_LUNA;
    453 		return 0;
    454 	case WSKBDIO_SETLEDS:
    455 	case WSKBDIO_GETLEDS:
    456 	case WSKBDIO_COMPLEXBELL:	/* XXX capable of complex bell */
    457 		return 0;
    458 	}
    459 	return EPASSTHROUGH;
    460 }
    461 
    462 #if NWSMOUSE > 0
    463 
    464 static int
    465 omms_enable(void *v)
    466 {
    467 	struct ws_softc *sc = v;
    468 
    469 	syscnputc((dev_t)1, 0x60); /* enable 3 byte long mouse reporting */
    470 	sc->sc_msreport = 0;
    471 	return 0;
    472 }
    473 
    474 /*ARGUSED*/
    475 static int
    476 omms_ioctl(void *v, u_long cmd, void *data, int flag, struct lwp *l)
    477 {
    478 
    479 	if (cmd == WSMOUSEIO_GTYPE) {
    480 		*(u_int *)data = 0x19991005; /* XXX */
    481 		return 0;
    482 	}
    483 	return EPASSTHROUGH;
    484 }
    485 
    486 static void
    487 omms_disable(void *v)
    488 {
    489 	struct ws_softc *sc = v;
    490 
    491 	syscnputc((dev_t)1, 0x20); /* quiet mouse */
    492 	sc->sc_msreport = 0;
    493 }
    494 #endif
    495