syscons.h revision 38052
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 1.38 1998/08/03 09:09:35 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 - 1;\ 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#define QUIET_BELL 0x00040 77 78/* attribute flags */ 79#define NORMAL_ATTR 0x00 80#define BLINK_ATTR 0x01 81#define BOLD_ATTR 0x02 82#define UNDERLINE_ATTR 0x04 83#define REVERSE_ATTR 0x08 84#define FOREGROUND_CHANGED 0x10 85#define BACKGROUND_CHANGED 0x20 86 87/* video hardware memory addresses */ 88#define VIDEOMEM 0x000A0000 89 90/* misc defines */ 91#define FALSE 0 92#define TRUE 1 93#define MAX_ESC_PAR 5 94#define LOAD 1 95#define SAVE 0 96#define COL 80 97#define ROW 25 98#define BELL_DURATION 5 99#define BELL_PITCH 800 100#define CONSOLE_BUFSIZE 1024 101#define PCBURST 128 102#define FONT_NONE 1 103#define FONT_8 2 104#define FONT_14 4 105#define FONT_16 8 106 107/* defines related to hardware addresses */ 108#define MONO_BASE 0x3B4 /* crt controller base mono */ 109#define COLOR_BASE 0x3D4 /* crt controller base color */ 110#define MISC 0x3C2 /* misc output register */ 111#define ATC IO_VGA+0x00 /* attribute controller */ 112#define TSIDX IO_VGA+0x04 /* timing sequencer idx */ 113#define TSREG IO_VGA+0x05 /* timing sequencer data */ 114#define PIXMASK IO_VGA+0x06 /* pixel write mask */ 115#define PALRADR IO_VGA+0x07 /* palette read address */ 116#define PALWADR IO_VGA+0x08 /* palette write address */ 117#define PALDATA IO_VGA+0x09 /* palette data register */ 118#define GDCIDX IO_VGA+0x0E /* graph data controller idx */ 119#define GDCREG IO_VGA+0x0F /* graph data controller data */ 120 121/* special characters */ 122#define cntlc 0x03 123#define cntld 0x04 124#define bs 0x08 125#define lf 0x0a 126#define cr 0x0d 127#define del 0x7f 128 129#define DEAD_CHAR 0x07 /* char used for cursor */ 130 131typedef struct term_stat { 132 int esc; /* processing escape sequence */ 133 int num_param; /* # of parameters to ESC */ 134 int last_param; /* last parameter # */ 135 int param[MAX_ESC_PAR]; /* contains ESC parameters */ 136 int cur_attr; /* current hardware attr word */ 137 int attr_mask; /* current logical attr mask */ 138 int cur_color; /* current hardware color */ 139 int std_color; /* normal hardware color */ 140 int rev_color; /* reverse hardware color */ 141} term_stat; 142 143typedef struct scr_stat { 144 u_short *scr_buf; /* buffer when off screen */ 145 int xpos; /* current X position */ 146 int ypos; /* current Y position */ 147 int saved_xpos; /* saved X position */ 148 int saved_ypos; /* saved Y position */ 149 int xsize; /* X text size */ 150 int ysize; /* Y text size */ 151 int xpixel; /* X graphics size */ 152 int ypixel; /* Y graphics size */ 153 int font_size; /* fontsize in Y direction */ 154 int start; /* modified area start */ 155 int end; /* modified area end */ 156 term_stat term; /* terminal emulation stuff */ 157 int status; /* status (bitfield) */ 158 u_short *cursor_pos; /* cursor buffer position */ 159 u_short *cursor_oldpos; /* cursor old buffer position */ 160 u_short cursor_saveunder; /* saved chars under cursor */ 161 char cursor_start; /* cursor start line # */ 162 char cursor_end; /* cursor end line # */ 163 u_short *mouse_pos; /* mouse buffer position */ 164 u_short *mouse_oldpos; /* mouse old buffer position */ 165 short mouse_xpos; /* mouse x coordinate */ 166 short mouse_ypos; /* mouse y coordinate */ 167 short mouse_buttons; /* mouse buttons */ 168 u_char mouse_cursor[128]; /* mouse cursor bitmap store */ 169 u_short *mouse_cut_start; /* mouse cut start pos */ 170 u_short *mouse_cut_end; /* mouse cut end pos */ 171 struct proc *mouse_proc; /* proc* of controlling proc */ 172 pid_t mouse_pid; /* pid of controlling proc */ 173 int mouse_signal; /* signal # to report with */ 174 u_short bell_duration; 175 u_short bell_pitch; 176 u_char border; /* border color */ 177 int initial_mode; /* initial mode */ 178 int mode; /* mode */ 179 pid_t pid; /* pid of controlling proc */ 180 struct proc *proc; /* proc* of controlling proc */ 181 struct vt_mode smode; /* switch mode */ 182 u_short *history; /* circular history buffer */ 183 u_short *history_head; /* current head position */ 184 u_short *history_pos; /* position shown on screen */ 185 u_short *history_save; /* save area index */ 186 int history_size; /* size of history buffer */ 187 struct apmhook r_hook; /* reconfiguration support */ 188#ifdef SC_SPLASH_SCREEN 189 u_char splash_save_mode; /* saved mode for splash screen */ 190#endif 191} scr_stat; 192 193typedef struct default_attr { 194 int std_color; /* normal hardware color */ 195 int rev_color; /* reverse hardware color */ 196} default_attr; 197 198/* misc prototypes used by different syscons related LKM's */ 199void set_border(u_char color); 200void set_mode(scr_stat *scp); 201void copy_font(int operation, int font_type, char* font_image); 202void load_palette(char *palette); 203int add_scrn_saver(void (*this)(int)); 204int remove_scrn_saver(void (*this)(int)); 205 206#ifdef SC_SPLASH_SCREEN 207void splash(int); 208int splash_load(void); 209int splash_unload(void); 210#endif 211 212#endif /* !_I386_ISA_SYSCONS_H_ */ 213