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 * $Id: syscons.h,v 1.33 1997/09/04 23:01:06 yokota Exp $ 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 KBD_CODE_MODE 0x00040 60 #define SWITCH_WAIT_REL 0x00080 61 #define SWITCH_WAIT_ACQ 0x00100 62 #define BUFFER_SAVED 0x00200 63 #define CURSOR_ENABLED 0x00400 64 #define MOUSE_ENABLED 0x00800 65 #define MOUSE_MOVED 0x01000 66 #define MOUSE_CUTTING 0x02000 67 #define MOUSE_VISIBLE 0x04000 68 69 /* configuration flags */ 70 #define VISUAL_BELL 0x00001 71 #define BLINK_CURSOR 0x00002 72 #define CHAR_CURSOR 0x00004 73 #define DETECT_KBD 0x00008 74 #define XT_KEYBD 0x00010 75 #define KBD_NORESET 0x00020 76 77 /* attribute flags */ 78 #define NORMAL_ATTR 0x00 79 #define BLINK_ATTR 0x01 80 #define BOLD_ATTR 0x02 81 #define UNDERLINE_ATTR 0x04 82 #define REVERSE_ATTR 0x08 83 #define FOREGROUND_CHANGED 0x10 84 #define BACKGROUND_CHANGED 0x20 85 86 /* video hardware memory addresses */ 87 #define VIDEOMEM 0x000A0000 88 89 /* misc defines */ 90 #define FALSE 0 91 #define TRUE 1 92 #define MAX_ESC_PAR 5 93 #define LOAD 1 94 #define SAVE 0 95 #define COL 80 96 #define ROW 25 97 #define BELL_DURATION 5 98 #define BELL_PITCH 800 99 #define CONSOLE_BUFSIZE 1024 100 #define PCBURST 128 101 #define FONT_NONE 1 102 #define FONT_8 2 103 #define FONT_14 4 104 #define FONT_16 8 105 #if !defined(SC_HISTORY_SIZE) 106 #define SC_HISTORY_SIZE (ROW * 4) 107 #endif /* SC_HISTORY_SIZE */ 108 #define HISTORY_SIZE (COL * (SC_HISTORY_SIZE)) 109 110 /* defines related to hardware addresses */ 111 #define MONO_BASE 0x3B4 /* crt controller base mono */ 112 #define COLOR_BASE 0x3D4 /* crt controller base color */ 113 #define MISC 0x3C2 /* misc output register */ 114 #define ATC IO_VGA+0x00 /* attribute controller */ 115 #define TSIDX IO_VGA+0x04 /* timing sequencer idx */ 116 #define TSREG IO_VGA+0x05 /* timing sequencer data */ 117 #define PIXMASK IO_VGA+0x06 /* pixel write mask */ 118 #define PALRADR IO_VGA+0x07 /* palette read address */ 119 #define PALWADR IO_VGA+0x08 /* palette write address */ 120 #define PALDATA IO_VGA+0x09 /* palette data register */ 121 #define GDCIDX IO_VGA+0x0E /* graph data controller idx */ 122 #define GDCREG IO_VGA+0x0F /* graph data controller data */ 123 124 /* special characters */ 125 #define cntlc 0x03 126 #define cntld 0x04 127 #define bs 0x08 128 #define lf 0x0a 129 #define cr 0x0d 130 #define del 0x7f 131 132 #define DEAD_CHAR 0x07 /* char used for cursor */ 133 134 typedef struct term_stat { 135 int esc; /* processing escape sequence */ 136 int num_param; /* # of parameters to ESC */ 137 int last_param; /* last parameter # */ 138 int param[MAX_ESC_PAR]; /* contains ESC parameters */ 139 int cur_attr; /* current hardware attr word */ 140 int attr_mask; /* current logical attr mask */ 141 int cur_color; /* current hardware color */ 142 int std_color; /* normal hardware color */ 143 int rev_color; /* reverse hardware color */ 144 } term_stat; 145 146 typedef struct scr_stat { 147 u_short *scr_buf; /* buffer when off screen */ 148 int xpos; /* current X position */ 149 int ypos; /* current Y position */ 150 int saved_xpos; /* saved X position */ 151 int saved_ypos; /* saved Y position */ 152 int xsize; /* X text size */ 153 int ysize; /* Y text size */ 154 int xpixel; /* X graphics size */ 155 int ypixel; /* Y graphics size */ 156 int font_size; /* fontsize in Y direction */ 157 int start; /* modified area start */ 158 int end; /* modified area end */ 159 term_stat term; /* terminal emulation stuff */ 160 int status; /* status (bitfield) */ 161 u_short *cursor_pos; /* cursor buffer position */ 162 u_short *cursor_oldpos; /* cursor old buffer position */ 163 u_short cursor_saveunder; /* saved chars under cursor */ 164 char cursor_start; /* cursor start line # */ 165 char cursor_end; /* cursor end line # */ 166 u_short *mouse_pos; /* mouse buffer position */ 167 u_short *mouse_oldpos; /* mouse old buffer position */ 168 short mouse_xpos; /* mouse x coordinate */ 169 short mouse_ypos; /* mouse y coordinate */ 170 short mouse_buttons; /* mouse buttons */ 171 u_char mouse_cursor[128]; /* mouse cursor bitmap store */ 172 u_short *mouse_cut_start; /* mouse cut start pos */ 173 u_short *mouse_cut_end; /* mouse cut end pos */ 174 struct proc *mouse_proc; /* proc* of controlling proc */ 175 pid_t mouse_pid; /* pid of controlling proc */ 176 int mouse_signal; /* signal # to report with */ 177 u_short bell_duration; 178 u_short bell_pitch; 179 u_char border; /* border color */ 180 u_char mode; /* mode */ 181 pid_t pid; /* pid of controlling proc */ 182 struct proc *proc; /* proc* of controlling proc */ 183 struct vt_mode smode; /* switch mode */ 184 u_short *history; /* circular history buffer */ 185 u_short *history_head; /* current head position */ 186 u_short *history_pos; /* position shown on screen */ 187 u_short *history_save; /* save area index */ 188 int history_size; /* size of history buffer */ 189 struct apmhook r_hook; /* reconfiguration support */ 190 } scr_stat; 191 192 typedef struct default_attr { 193 int std_color; /* normal hardware color */ 194 int rev_color; /* reverse hardware color */ 195 } default_attr; 196 197 /* misc prototypes used by different syscons related LKM's */ 198 void set_border(u_char color); 199 void set_mode(scr_stat *scp); 200 void copy_font(int operation, int font_type, char* font_image); 201 void load_palette(char *palette); 202 int add_scrn_saver(void (*this)(int)); 203 int remove_scrn_saver(void (*this)(int)); 204 205 #endif /* !_I386_ISA_SYSCONS_H_ */ 206