xref: /netbsd/sys/arch/hp300/stand/common/itevar.h (revision d64bef5c)
1 /*	$NetBSD: itevar.h,v 1.16 2014/04/13 15:45:27 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 	int	scode;			/* DIO selectcode or SGC slot # */
59 	struct  itesw *isw;
60 	void 	*regbase, *fbbase;
61 	short	curx, cury;
62 	short   cursorx, cursory;
63 	short   cblankx, cblanky;
64 	short	rows, cols;
65 	short   cpl;
66 	short	dheight, dwidth;
67 	short	fbheight, fbwidth;
68 	short	ftheight, ftwidth;
69 	short	fontx, fonty;
70 	short	planemask;
71 	ite_windowmover bmv;
72 };
73 
74 struct itesw {
75 	int	ite_hwid;
76 	void	(*ite_init)(struct ite_data *);
77 	void	(*ite_clear)(struct ite_data *, int, int, int, int);
78 	void	(*ite_putc)(struct ite_data *, int, int, int);
79 	void	(*ite_cursor)(struct ite_data *, int);
80 	void	(*ite_scroll)(struct ite_data *);
81 };
82 
83 /*
84  * X and Y location of character 'c' in the framebuffer, in pixels.
85  */
86 #define	charX(ip,c)	\
87 	(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
88 
89 #define charX1bpp(ip,c) \
90 	(((c) % (ip)->cpl) * ((((ip)->ftwidth + 7) / 8) * 8) + (ip)->fontx)
91 
92 #define	charY(ip,c)	\
93 	(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
94 
95 /* Replacement Rules */
96 #define RR_CLEAR		0x0
97 #define RR_COPY			0x3
98 #define RR_XOR			0x6
99 #define RR_COPYINVERTED  	0xc
100 
101 #define DRAW_CURSOR	0x05
102 #define ERASE_CURSOR    0x06
103 #define MOVE_CURSOR	0x07
104 
105 #define KBD_SSHIFT	4		/* bits to shift status */
106 #define KBD_CHARMASK	0x7F
107 
108 /* keyboard status */
109 #define KBD_SMASK	0xF		/* service request status mask */
110 #define KBD_CTRLSHIFT	0x8		/* key + CTRL + SHIFT */
111 #define KBD_CTRL	0x9		/* key + CTRL */
112 #define KBD_SHIFT	0xA		/* key + SHIFT */
113 #define KBD_KEY		0xB		/* key only */
114 
115 extern	struct ite_data ite_data[];
116 extern	struct itesw itesw[];
117 extern	int nitesw;
118 
119 /*
120  * Prototypes.
121  */
122 void ite_fontinfo(struct ite_data *);
123 void ite_fontinit1bpp(struct ite_data *);
124 void ite_fontinit8bpp(struct ite_data *);
125 void ite_dio_clear(struct ite_data *, int, int, int, int);
126 void ite_dio_cursor(struct ite_data *, int);
127 void ite_dio_putc1bpp(struct ite_data *, int, int, int);
128 void ite_dio_putc8bpp(struct ite_data *, int, int, int);
129 void ite_dio_scroll(struct ite_data *);
130 void ite_dio_windowmove1bpp(struct ite_data *, int, int, int, int,
131     int, int, int);
132 
133 /*
134  * Framebuffer-specific ITE prototypes.
135  */
136 void topcat_init(struct ite_data *);
137 void gbox_init(struct ite_data *);
138 void gbox_scroll(struct ite_data *);
139 void rbox_init(struct ite_data *);
140 void dvbox_init(struct ite_data *);
141 void hyper_init(struct ite_data *);
142 void tvrx_init(struct ite_data *);
143 
144 void sti_iteinit_sgc(struct ite_data *);
145 void sti_cursor(struct ite_data *, int);
146 void sti_putc(struct ite_data *, int, int, int);
147 void sti_clear(struct ite_data *, int, int, int, int);
148 void sti_scroll(struct ite_data *);
149 
150 void dumb_init(struct ite_data *);
151 void dumb_cursor(struct ite_data *, int);
152 void dumb_putc(struct ite_data *, int, int, int);
153 void dumb_clear(struct ite_data *, int, int, int, int);
154 void dumb_scroll(struct ite_data *);
155