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itevar.h revision 1.5
      1 /*	$NetBSD: itevar.h,v 1.5 1999/03/24 14:11:47 minoura Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1988 University of Utah.
      5  * Copyright (c) 1990 The Regents of the University of California.
      6  * All rights reserved.
      7  *
      8  * This code is derived from software contributed to Berkeley by
      9  * the Systems Programming Group of the University of Utah Computer
     10  * Science Department.
     11  *
     12  * Redistribution and use in source and binary forms, with or without
     13  * modification, are permitted provided that the following conditions
     14  * are met:
     15  * 1. Redistributions of source code must retain the above copyright
     16  *    notice, this list of conditions and the following disclaimer.
     17  * 2. Redistributions in binary form must reproduce the above copyright
     18  *    notice, this list of conditions and the following disclaimer in the
     19  *    documentation and/or other materials provided with the distribution.
     20  * 3. All advertising materials mentioning features or use of this software
     21  *    must display the following acknowledgement:
     22  *	This product includes software developed by the University of
     23  *	California, Berkeley and its contributors.
     24  * 4. Neither the name of the University nor the names of its contributors
     25  *    may be used to endorse or promote products derived from this software
     26  *    without specific prior written permission.
     27  *
     28  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     29  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     30  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     31  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     32  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     33  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     35  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     36  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     37  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     38  * SUCH DAMAGE.
     39  *
     40  * from: Utah $Hdr: itevar.h 1.1 90/07/09$
     41  *
     42  *	@(#)itevar.h	7.2 (Berkeley) 11/4/90
     43  */
     44 
     45 #define UNIT(dev)       minor(dev)
     46 
     47 struct ite_softc;
     48 
     49 struct itesw {
     50 	int	(*ite_cnprobe) __P((int minor));
     51 	void	(*ite_init) __P((struct ite_softc *));
     52 	void	(*ite_deinit) __P((struct ite_softc *));
     53 	void	(*ite_clear) __P((struct ite_softc *,int,int,int,int));
     54 	void	(*ite_putc) __P((struct ite_softc *,int,int,int,int));
     55 	void	(*ite_cursor) __P((struct ite_softc *,int));
     56 	void	(*ite_scroll) __P((struct ite_softc *,int,int,int,int));
     57 };
     58 
     59 enum ite_arraymaxs {
     60 	MAX_ARGSIZE = 256,
     61 	MAX_TABS = 256,
     62 };
     63 
     64 /* maximum number of argument characters (<CSI>33;34;3m for example) */
     65 #define ARGBUF_SIZE 256
     66 
     67 struct ite_softc {
     68 	struct	device device;
     69 	struct grf_softc *grf;
     70 	struct	itesw *isw;
     71 	int	flags;
     72 	int	type;
     73 	int	open_cnt;
     74 	void	*priv;
     75 	short	curx, cury;
     76 	short   cursorx, cursory;
     77 	u_char	*font;
     78 	u_char	*cursor;
     79 	u_char	font_lo, font_hi;
     80 	short	rows, cols;
     81 	short   cpl;
     82 	short	ftheight, ftwidth, ftbaseline, ftboldsmear;
     83 	short   attribute;
     84 	u_char	*attrbuf;
     85 	short	planemask;
     86 	short	pos;
     87 	char	imode, fpd, hold;
     88 	u_char  escape, cursor_opt, key_repeat;
     89 	char	*GL, *GR, *save_GL;
     90 	char	G0, G1, G2, G3;
     91 	char	fgcolor, bgcolor;
     92 	char	linefeed_newline, auto_wrap;
     93 	char	cursor_appmode, keypad_appmode;
     94 	char	argbuf[ARGBUF_SIZE], *ap, *tabs;
     95 	char	emul_level, eightbit_C1;
     96 	int	top_margin, bottom_margin;
     97 	char	inside_margins, sc_om;
     98 	short	save_curx, save_cury, save_attribute, save_char;
     99 	char	sc_G0, sc_G1, sc_G2, sc_G3;
    100 	char	*sc_GL, *sc_GR;
    101 };
    102 
    103 enum emul_level {
    104 	EMUL_VT100 = 1,
    105 	EMUL_VT300_8,
    106 	EMUL_VT300_7
    107 };
    108 
    109 /* Flags */
    110 #define ITE_ALIVE	0x01	/* hardware exists */
    111 #define ITE_INITED	0x02	/* device has been initialized */
    112 #define ITE_CONSOLE	0x04	/* device can be console */
    113 #define ITE_ISCONS	0x08	/* device is console */
    114 #define ITE_ACTIVE	0x10	/* device is being used as ITE */
    115 #define ITE_INGRF	0x20	/* device in use as non-ITE */
    116 
    117 #ifdef DO_WEIRD_ATTRIBUTES
    118 #define attrloc(ip, y, x) \
    119 	(ip->attrbuf + ((y) * ip->cols) + (x))
    120 
    121 #define attrclr(ip, sy, sx, h, w) \
    122 	bzero(ip->attrbuf + ((sy) * ip->cols) + (sx), (h) * (w))
    123 
    124 #define attrmov(ip, sy, sx, dy, dx, h, w) \
    125 	bcopy(ip->attrbuf + ((sy) * ip->cols) + (sx), \
    126 	      ip->attrbuf + ((dy) * ip->cols) + (dx), \
    127 	      (h) * (w))
    128 
    129 #define attrtest(ip, attr) \
    130 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) & attr)
    131 
    132 #define attrset(ip, attr) \
    133 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) = attr)
    134 #else
    135 #define attrloc(ip, y, x) 0
    136 #define attrclr(ip, sy, sx, h, w)
    137 #define attrmov(ip, sy, sx, dy, dx, h, w)
    138 #define attrtest(ip, attr) 0
    139 #define attrset(ip, attr)
    140 #endif
    141 
    142 
    143 /*
    144  * X and Y location of character 'c' in the framebuffer, in pixels.
    145  */
    146 #define	charX(ip,c)	\
    147 	(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
    148 
    149 #define	charY(ip,c)	\
    150 	(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
    151 
    152 /* Character attributes */
    153 #define ATTR_NOR        0x0             /* normal */
    154 #define	ATTR_INV	0x1		/* inverse */
    155 #define	ATTR_UL		0x2		/* underline */
    156 #define ATTR_BOLD	0x4		/* bold */
    157 #define ATTR_BLINK	0x8		/* blink */
    158 #define ATTR_ALL	(ATTR_INV | ATTR_UL|ATTR_BOLD|ATTR_BLINK)
    159 
    160 /* Keyboard attributes */
    161 #define ATTR_KPAD	0x80		/* keypad transmit */
    162 
    163 /* Replacement Rules */
    164 #define RR_CLEAR		0x0
    165 #define RR_COPY			0x3
    166 #define RR_XOR			0x6
    167 #define RR_COPYINVERTED  	0xc
    168 
    169 #define SCROLL_UP	0x01
    170 #define SCROLL_DOWN	0x02
    171 #define SCROLL_LEFT	0x03
    172 #define SCROLL_RIGHT	0x04
    173 #define DRAW_CURSOR	0x05
    174 #define ERASE_CURSOR    0x06
    175 #define MOVE_CURSOR	0x07
    176 #define START_CURSOROPT	0x08	/* at start of output. May disable cursor */
    177 #define END_CURSOROPT	0x09	/* at end, make sure cursor state is ok */
    178 
    179 /* special key codes */
    180 #define KBD_LEFT_SHIFT	0x70
    181 #define KBD_RIGHT_SHIFT	0x70
    182 #define KBD_CAPS_LOCK	0x5d
    183 #define KBD_CTRL	0x71
    184 #define KBD_LEFT_ALT	0x55
    185 #define KBD_RIGHT_ALT	0x58
    186 #define KBD_LEFT_META	0x56
    187 #define KBD_RIGHT_META	0x57
    188 #define KBD_OPT1	0x72
    189 #define KBD_OPT2	0x73
    190 #define KBD_RECONNECT	0x7f
    191 
    192 /* modifier map for use in itefilter() */
    193 #define KBD_MOD_LSHIFT	(1<<0)
    194 #define KBD_MOD_RSHIFT	(1<<1)
    195 #define KBD_MOD_SHIFT	(KBD_MOD_LSHIFT | KBD_MOD_RSHIFT)
    196 #define KBD_MOD_CTRL	(1<<2)
    197 #define KBD_MOD_LALT	(1<<3)
    198 #define KBD_MOD_RALT	(1<<4)
    199 #define KBD_MOD_ALT	(KBD_MOD_LALT | KBD_MOD_RALT)
    200 #define KBD_MOD_LMETA	(1<<5)
    201 #define KBD_MOD_RMETA	(1<<6)
    202 #define KBD_MOD_META	(KBD_MOD_LMETA | KBD_MOD_RMETA)
    203 #define KBD_MOD_CAPS	(1<<7)
    204 #define KBD_MOD_OPT1	(1<<8)
    205 #define KBD_MOD_OPT2	(1<<9)
    206 
    207 /* type for the second argument to itefilter(). Note that the
    208    driver doesn't support key-repeat for console-mode, since it can't use
    209    timeout() for polled I/O. */
    210 
    211 enum tab_size { TABSIZE = 8 };
    212 #define TABEND(u) (ite_tty[u]->t_windsize.ws_col - TABSIZE) /* XXX */
    213 
    214 #define set_attr(ip, attr)	((ip)->attribute |= (attr))
    215 #define clr_attr(ip, attr)	((ip)->attribute &= ~(attr))
    216 #define attrloc(ip, y, x) 0
    217 #define attrclr(ip, sy, sx, h, w)
    218 #define attrmov(ip, sy, sx, dy, dx, h, w)
    219 #define attrtest(ip, attr) 0
    220 #define attrset(ip, attr)
    221 
    222 /* character set */
    223 #define CSET_MULTI	0x80 /* multibytes flag */
    224 #define CSET_ASCII	0 /* ascii */
    225 #define CSET_JISROMA	1 /* iso2022jp romaji */
    226 #define CSET_JISKANA	2 /* iso2022jp kana */
    227 #define CSET_JIS1978	(3|CSET_MULTI) /* iso2022jp old jis kanji */
    228 #define CSET_JIS1983	(4|CSET_MULTI) /* iso2022jp new jis kanji */
    229 #define CSET_JIS1990	(5|CSET_MULTI) /* iso2022jp hojo kanji */
    230 
    231 struct consdev;
    232 
    233 /* console related function */
    234 void	itecnprobe __P((struct consdev *));
    235 void	itecninit __P((struct consdev *));
    236 int	itecngetc __P((dev_t));
    237 void	itecnputc __P((dev_t, int));
    238 void	itecnfinish __P((struct ite_softc *));
    239 
    240 /* standard ite device entry points. */
    241 void	iteinit __P((dev_t));
    242 int	iteopen __P((dev_t, int, int, struct proc *));
    243 int	iteclose __P((dev_t, int, int, struct proc *));
    244 int	iteread __P((dev_t, struct uio *, int));
    245 int	itewrite __P((dev_t, struct uio *, int));
    246 int	iteioctl __P((dev_t, u_long, caddr_t, int, struct proc *));
    247 void	itestart __P((struct tty *));
    248 
    249 /* ite functions */
    250 int	iteon __P((dev_t, int));
    251 void	iteoff __P((dev_t, int));
    252 void	ite_reinit __P((dev_t));
    253 void	ite_reset __P((struct ite_softc *));
    254 int	ite_cnfilter __P((u_char));
    255 void	ite_filter __P((u_char));
    256 
    257 /* lower layer functions */
    258 void	tv_init __P((struct ite_softc *));
    259 void	tv_deinit __P((struct ite_softc *));
    260 
    261 #ifdef _KERNEL
    262 extern unsigned char kern_font[];
    263 
    264 /* keyboard LED status variable */
    265 extern unsigned char kbdled;
    266 void kbd_setLED __P((void));
    267 #endif
    268