xref: /netbsd-src/sys/arch/amiga/dev/itevar.h (revision 33e84123f782d65281f1b78b93a93e66ce54fd2f)
1 /*
2  * Copyright (c) 1988 University of Utah.
3  * Copyright (c) 1990 The Regents of the University of California.
4  * All rights reserved.
5  *
6  * This code is derived from software contributed to Berkeley by
7  * the Systems Programming Group of the University of Utah Computer
8  * Science Department.
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  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the University of
21  *	California, Berkeley and its contributors.
22  * 4. Neither the name of the University nor the names of its contributors
23  *    may be used to endorse or promote products derived from this software
24  *    without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  *
38  * from: Utah $Hdr: itevar.h 1.1 90/07/09$
39  *
40  *	@(#)itevar.h	7.2 (Berkeley) 11/4/90
41  */
42 
43 #define UNIT(dev)       minor(dev)
44 
45 struct itesw {
46 	int	(*ite_init)();
47 	int	(*ite_deinit)();
48 	int	(*ite_clear)();
49 	int	(*ite_putc)();
50 	int	(*ite_cursor)();
51 	int	(*ite_scroll)();
52 };
53 
54 /* maximum number of argument characters (<CSI>33;34;3m for example) */
55 #define ARGBUF_SIZE 256
56 
57 struct ite_softc {
58 	int	flags;
59 	int	type;
60 	struct grf_softc *grf;
61 	void	*priv;
62 	short	curx, cury;
63 	short   cursorx, cursory;
64 	u_char	*font;
65 	u_char	*cursor;
66 	u_char	font_lo, font_hi;
67 	short	rows, cols;
68 	short   cpl;
69 	short	ftheight, ftwidth;
70 	short   attribute;
71 	u_char	*attrbuf;
72 	short	planemask;
73 	short	pos;
74 	char	imode, fpd, hold;
75 	u_char  escape;
76 	/* not currently used, but maintained */
77 	char	GL, GR, G0, G1, G2, G3;
78 	char	linefeed_newline;
79 	char	argbuf[ARGBUF_SIZE], *ap;
80 	char	emul_level, eightbit_C1;
81 	int	top_margin, bottom_margin, inside_margins;
82 	short	save_curx, save_cury;
83 };
84 
85 /* emulation levels: */
86 #define EMUL_VT100	1
87 #define EMUL_VT300_8	2
88 #define EMUL_VT300_7	3
89 
90 /* Flags */
91 #define ITE_ALIVE	0x01	/* hardware exists */
92 #define ITE_INITED	0x02	/* device has been initialized */
93 #define ITE_CONSOLE	0x04	/* device can be console */
94 #define ITE_ISCONS	0x08	/* device is console */
95 #define ITE_ACTIVE	0x10	/* device is being used as ITE */
96 #define ITE_INGRF	0x20	/* device in use as non-ITE */
97 
98 /* Types - indices into itesw */
99 #define ITE_CUSTOMCHIPS	0
100 #define ITE_TIGA_A2410	1
101 
102 #define attrloc(ip, y, x) \
103 	(ip->attrbuf + ((y) * ip->cols) + (x))
104 
105 #define attrclr(ip, sy, sx, h, w) \
106 	bzero(ip->attrbuf + ((sy) * ip->cols) + (sx), (h) * (w))
107 
108 #define attrmov(ip, sy, sx, dy, dx, h, w) \
109 	bcopy(ip->attrbuf + ((sy) * ip->cols) + (sx), \
110 	      ip->attrbuf + ((dy) * ip->cols) + (dx), \
111 	      (h) * (w))
112 
113 #define attrtest(ip, attr) \
114 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) & attr)
115 
116 #define attrset(ip, attr) \
117 	((* (u_char *) attrloc(ip, ip->cury, ip->curx)) = attr)
118 
119 /*
120  * X and Y location of character 'c' in the framebuffer, in pixels.
121  */
122 #define	charX(ip,c)	\
123 	(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
124 
125 #define	charY(ip,c)	\
126 	(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
127 
128 /* Character attributes */
129 #define ATTR_NOR        0x0             /* normal */
130 #define	ATTR_INV	0x1		/* inverse */
131 #define	ATTR_UL		0x2		/* underline */
132 #define ATTR_BOLD	0x4		/* bold */
133 #define ATTR_BLINK	0x8		/* blink */
134 #define ATTR_ALL	(ATTR_INV | ATTR_UL)
135 
136 /* Keyboard attributes */
137 #define ATTR_KPAD	0x80		/* keypad transmit */
138 
139 /* Replacement Rules */
140 #define RR_CLEAR		0x0
141 #define RR_COPY			0x3
142 #define RR_XOR			0x6
143 #define RR_COPYINVERTED  	0xc
144 
145 #define SCROLL_UP	0x01
146 #define SCROLL_DOWN	0x02
147 #define SCROLL_LEFT	0x03
148 #define SCROLL_RIGHT	0x04
149 #define DRAW_CURSOR	0x05
150 #define ERASE_CURSOR    0x06
151 #define MOVE_CURSOR	0x07
152 
153 
154 /* special key codes */
155 #define KBD_LEFT_SHIFT	0x60
156 #define KBD_RIGHT_SHIFT	0x61
157 #define KBD_CAPS_LOCK	0x62
158 #define KBD_CTRL	0x63
159 #define KBD_LEFT_ALT	0x64
160 #define KBD_RIGHT_ALT	0x65
161 #define KBD_LEFT_META	0x66
162 #define KBD_RIGHT_META	0x67
163 
164 /* modifier map for use in itefilter() */
165 #define KBD_MOD_LSHIFT	(1<<0)
166 #define KBD_MOD_RSHIFT	(1<<1)
167 #define KBD_MOD_SHIFT	(KBD_MOD_LSHIFT | KBD_MOD_RSHIFT)
168 #define KBD_MOD_CTRL	(1<<2)
169 #define KBD_MOD_LALT	(1<<3)
170 #define KBD_MOD_RALT	(1<<4)
171 #define KBD_MOD_ALT	(KBD_MOD_LALT | KBD_MOD_RALT)
172 #define KBD_MOD_LMETA	(1<<5)
173 #define KBD_MOD_RMETA	(1<<6)
174 #define KBD_MOD_META	(KBD_MOD_LMETA | KBD_MOD_RMETA)
175 #define KBD_MOD_CAPS	(1<<7)
176 
177 /* type for the second argument to itefilter(). Note that the
178    driver doesn't support key-repeat for console-mode, since it can't use
179    timeout() for polled I/O. */
180 
181 enum caller { ITEFILT_TTY, ITEFILT_CONSOLE, ITEFILT_REPEATER };
182 
183 #define	TABSIZE		8
184 #define	TABEND(u)	(ite_tty[u]->t_winsize.ws_col - TABSIZE)
185 
186 #ifdef KERNEL
187 extern	struct ite_softc ite_softc[];
188 #endif
189