xref: /freebsd/sys/dev/syscons/syscons.h (revision 3e0f6b97b257a96f7275e4442204263e44b16686)
1 /*-
2  * Copyright (c) 1995-1997 S�ren Schmidt
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer
10  *    in this position and unchanged.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. The name of the author may not be used to endorse or promote products
15  *    derived from this software without specific prior written permission
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  *
28  *	$FreeBSD$
29  */
30 
31 #ifndef _I386_ISA_SYSCONS_H_
32 #define	_I386_ISA_SYSCONS_H_
33 
34 /* vm things */
35 #define	ISMAPPED(pa, width) \
36 	(((pa) <= (u_long)0x1000 - (width)) \
37 	 || ((pa) >= 0xa0000 && (pa) <= 0x100000 - (width)))
38 #define	pa_to_va(pa)	(KERNBASE + (pa))	/* works if ISMAPPED(pa...) */
39 
40 /* printable chars */
41 #define PRINTABLE(ch)	((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \
42 			 || (ch) < 0x07)
43 
44 /* macros for "intelligent" screen update */
45 #define mark_for_update(scp, x)	{\
46 			  	    if ((x) < scp->start) scp->start = (x);\
47 				    else if ((x) > scp->end) scp->end = (x);\
48 				}
49 #define mark_all(scp)		{\
50 				    scp->start = 0;\
51 				    scp->end = scp->xsize * scp->ysize;\
52 				}
53 
54 /* status flags */
55 #define LOCK_KEY_MASK	0x0000F
56 #define LED_MASK	0x00007
57 #define UNKNOWN_MODE	0x00010
58 #define KBD_RAW_MODE	0x00020
59 #define SWITCH_WAIT_REL	0x00040
60 #define SWITCH_WAIT_ACQ	0x00080
61 #define BUFFER_SAVED	0x00100
62 #define CURSOR_ENABLED 	0x00200
63 #define MOUSE_ENABLED	0x00400
64 #define MOUSE_MOVED	0x00800
65 #define MOUSE_CUTTING	0x01000
66 #define MOUSE_VISIBLE	0x02000
67 
68 /* configuration flags */
69 #define VISUAL_BELL	0x00001
70 #define BLINK_CURSOR	0x00002
71 #define CHAR_CURSOR	0x00004
72 #define DETECT_KBD	0x00008
73 #define XT_KEYBD	0x00010
74 
75 /* attribute flags */
76 #define NORMAL_ATTR             0x00
77 #define BLINK_ATTR              0x01
78 #define BOLD_ATTR               0x02
79 #define UNDERLINE_ATTR          0x04
80 #define REVERSE_ATTR            0x08
81 #define FOREGROUND_CHANGED      0x10
82 #define BACKGROUND_CHANGED      0x20
83 
84 /* video hardware memory addresses */
85 #define VIDEOMEM	0x000A0000
86 
87 /* misc defines */
88 #define FALSE		0
89 #define TRUE		1
90 #define MAX_ESC_PAR 	5
91 #define	LOAD		1
92 #define SAVE		0
93 #define	COL		80
94 #define	ROW		25
95 #define BELL_DURATION	5
96 #define BELL_PITCH	800
97 #define TIMER_FREQ	1193182			/* should be in isa.h */
98 #define CONSOLE_BUFSIZE 1024
99 #define PCBURST		128
100 #define FONT_NONE	1
101 #define FONT_8		8
102 #define FONT_14		14
103 #define FONT_16		16
104 #define HISTORY_SIZE	100*80
105 
106 /* defines related to hardware addresses */
107 #define	MONO_BASE	0x3B4			/* crt controller base mono */
108 #define	COLOR_BASE	0x3D4			/* crt controller base color */
109 #define MISC		0x3C2			/* misc output register */
110 #define ATC		IO_VGA+0x00		/* attribute controller */
111 #define TSIDX		IO_VGA+0x04		/* timing sequencer idx */
112 #define TSREG		IO_VGA+0x05		/* timing sequencer data */
113 #define PIXMASK		IO_VGA+0x06		/* pixel write mask */
114 #define PALRADR		IO_VGA+0x07		/* palette read address */
115 #define PALWADR		IO_VGA+0x08		/* palette write address */
116 #define PALDATA		IO_VGA+0x09		/* palette data register */
117 #define GDCIDX		IO_VGA+0x0E		/* graph data controller idx */
118 #define GDCREG		IO_VGA+0x0F		/* graph data controller data */
119 
120 /* special characters */
121 #define cntlc		0x03
122 #define cntld		0x04
123 #define bs		0x08
124 #define lf		0x0a
125 #define cr		0x0d
126 #define del		0x7f
127 
128 #define DEAD_CHAR 	0x07			/* char used for cursor */
129 
130 typedef struct term_stat {
131 	int 		esc;			/* processing escape sequence */
132 	int 		num_param;		/* # of parameters to ESC */
133 	int	 	last_param;		/* last parameter # */
134 	int 		param[MAX_ESC_PAR];	/* contains ESC parameters */
135 	int             cur_attr;               /* current hardware attr word */
136 	int             attr_mask;              /* current logical attr mask */
137 	int             cur_color;              /* current hardware color */
138 	int             std_color;              /* normal hardware color */
139 	int             rev_color;              /* reverse hardware color */
140 } term_stat;
141 
142 typedef struct scr_stat {
143 	u_short 	*scr_buf;		/* buffer when off screen */
144 	int 		xpos;			/* current X position */
145 	int 		ypos;			/* current Y position */
146 	int             saved_xpos;             /* saved X position */
147 	int             saved_ypos;             /* saved Y position */
148 	int 		xsize;			/* X text size */
149 	int 		ysize;			/* Y text size */
150 	int 		xpixel;			/* X graphics size */
151 	int 		ypixel;			/* Y graphics size */
152 	int		font_size;		/* fontsize in Y direction */
153 	int		start;			/* modified area start */
154 	int		end;			/* modified area end */
155 	term_stat 	term;			/* terminal emulation stuff */
156 	int	 	status;			/* status (bitfield) */
157 	u_short 	*cursor_pos;		/* cursor buffer position */
158 	u_short 	*cursor_oldpos;		/* cursor old buffer position */
159 	u_short		cursor_saveunder;	/* saved chars under cursor */
160 	char		cursor_start;		/* cursor start line # */
161 	char		cursor_end;		/* cursor end line # */
162 	u_short		*mouse_pos;		/* mouse buffer position */
163 	u_short		*mouse_oldpos;		/* mouse old buffer position */
164 	short		mouse_xpos;		/* mouse x coordinate */
165 	short		mouse_ypos;		/* mouse y coordinate */
166 	short		mouse_buttons;		/* mouse buttons */
167 	u_char		mouse_cursor[128];	/* mouse cursor bitmap store */
168 	u_short		*mouse_cut_start;	/* mouse cut start pos */
169 	u_short		*mouse_cut_end;		/* mouse cut end pos */
170 	struct proc 	*mouse_proc;		/* proc* of controlling proc */
171 	pid_t 		mouse_pid;		/* pid of controlling proc */
172 	int		mouse_signal;		/* signal # to report with */
173 	u_short		bell_duration;
174 	u_short		bell_pitch;
175 	u_char		border;			/* border color */
176 	u_char	 	mode;			/* mode */
177 	pid_t 		pid;			/* pid of controlling proc */
178 	struct proc 	*proc;			/* proc* of controlling proc */
179 	struct vt_mode 	smode;			/* switch mode */
180 	u_short		*history;		/* circular history buffer */
181 	u_short		*history_head;		/* current head position */
182 	u_short		*history_pos;		/* position shown on screen */
183 	u_short		*history_save;		/* save area index */
184 	int		history_size;		/* size of history buffer */
185 	struct apmhook  r_hook;			/* reconfiguration support */
186 } scr_stat;
187 
188 typedef struct default_attr {
189 	int             std_color;              /* normal hardware color */
190 	int             rev_color;              /* reverse hardware color */
191 } default_attr;
192 
193 /* misc prototypes used by different syscons related LKM's */
194 void set_border(u_char color);
195 void set_mode(scr_stat *scp);
196 void copy_font(int operation, int font_type, char* font_image);
197 void load_palette(char *palette);
198 
199 #endif /* !_I386_ISA_SYSCONS_H_ */
200