xref: /netbsd-src/sys/arch/hp300/stand/common/itevar.h (revision a5847cc334d9a7029f6352b847e9e8d71a0f9e0c)
1 /*	$NetBSD: itevar.h,v 1.15 2011/02/12 05:08:41 tsutsui Exp $	*/
2 
3 /*
4  * Copyright (c) 1988 University of Utah.
5  * Copyright (c) 1990, 1993
6  *	The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  *
36  * from: Utah $Hdr: itevar.h 1.15 92/12/20$
37  *
38  *	@(#)itevar.h	8.1 (Berkeley) 6/10/93
39  */
40 
41 /*
42  * Standalone version of hp300 ITE.
43  */
44 
45 #define getbyte(ip, offset) \
46 	*(((u_char *)(ip)->regbase) + (offset))
47 
48 #define getword(ip, offset) \
49 	((getbyte(ip, offset) << 8) | getbyte(ip, (offset) + 2))
50 
51 struct ite_data;
52 
53 typedef	void (*ite_windowmover)(struct ite_data *, int, int, int, int, int,
54 	    int, int);
55 
56 struct ite_data {
57 	int	alive;
58 	struct  itesw *isw;
59 	void 	*regbase, *fbbase;
60 	short	curx, cury;
61 	short   cursorx, cursory;
62 	short   cblankx, cblanky;
63 	short	rows, cols;
64 	short   cpl;
65 	short	dheight, dwidth;
66 	short	fbheight, fbwidth;
67 	short	ftheight, ftwidth;
68 	short	fontx, fonty;
69 	short	planemask;
70 	ite_windowmover bmv;
71 };
72 
73 struct itesw {
74 	int	ite_hwid;
75 	void	(*ite_init)(struct ite_data *);
76 	void	(*ite_clear)(struct ite_data *, int, int, int, int);
77 	void	(*ite_putc)(struct ite_data *, int, int, int);
78 	void	(*ite_cursor)(struct ite_data *, int);
79 	void	(*ite_scroll)(struct ite_data *);
80 };
81 
82 /*
83  * X and Y location of character 'c' in the framebuffer, in pixels.
84  */
85 #define	charX(ip,c)	\
86 	(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
87 
88 #define charX1bpp(ip,c) \
89 	(((c) % (ip)->cpl) * ((((ip)->ftwidth + 7) / 8) * 8) + (ip)->fontx)
90 
91 #define	charY(ip,c)	\
92 	(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
93 
94 /* Replacement Rules */
95 #define RR_CLEAR		0x0
96 #define RR_COPY			0x3
97 #define RR_XOR			0x6
98 #define RR_COPYINVERTED  	0xc
99 
100 #define DRAW_CURSOR	0x05
101 #define ERASE_CURSOR    0x06
102 #define MOVE_CURSOR	0x07
103 
104 #define KBD_SSHIFT	4		/* bits to shift status */
105 #define KBD_CHARMASK	0x7F
106 
107 /* keyboard status */
108 #define KBD_SMASK	0xF		/* service request status mask */
109 #define KBD_CTRLSHIFT	0x8		/* key + CTRL + SHIFT */
110 #define KBD_CTRL	0x9		/* key + CTRL */
111 #define KBD_SHIFT	0xA		/* key + SHIFT */
112 #define KBD_KEY		0xB		/* key only */
113 
114 extern	struct ite_data ite_data[];
115 extern	struct itesw itesw[];
116 extern	int nitesw;
117 
118 /*
119  * Prototypes.
120  */
121 void ite_fontinfo(struct ite_data *);
122 void ite_fontinit1bpp(struct ite_data *);
123 void ite_fontinit8bpp(struct ite_data *);
124 void ite_dio_clear(struct ite_data *, int, int, int, int);
125 void ite_dio_cursor(struct ite_data *, int);
126 void ite_dio_putc1bpp(struct ite_data *, int, int, int);
127 void ite_dio_putc8bpp(struct ite_data *, int, int, int);
128 void ite_dio_scroll(struct ite_data *);
129 void ite_dio_windowmove1bpp(struct ite_data *, int, int, int, int,
130     int, int, int);
131 
132 /*
133  * Framebuffer-specific ITE prototypes.
134  */
135 void topcat_init(struct ite_data *);
136 void gbox_init(struct ite_data *);
137 void gbox_scroll(struct ite_data *);
138 void rbox_init(struct ite_data *);
139 void dvbox_init(struct ite_data *);
140 void hyper_init(struct ite_data *);
141 void tvrx_init(struct ite_data *);
142 void dumb_init(struct ite_data *);
143 void dumb_cursor(struct ite_data *, int);
144 void dumb_putc(struct ite_data *, int, int, int);
145 void dumb_clear(struct ite_data *, int, int, int, int);
146 void dumb_scroll(struct ite_data *);
147