syscons.h revision 31334
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 1.35 1997/10/23 03:23:50 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 8 105 106/* 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 130typedef 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 142typedef 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 initial_mode; /* initial mode */ 177 u_char mode; /* mode */ 178 pid_t pid; /* pid of controlling proc */ 179 struct proc *proc; /* proc* of controlling proc */ 180 struct vt_mode smode; /* switch mode */ 181 u_short *history; /* circular history buffer */ 182 u_short *history_head; /* current head position */ 183 u_short *history_pos; /* position shown on screen */ 184 u_short *history_save; /* save area index */ 185 int history_size; /* size of history buffer */ 186 struct apmhook r_hook; /* reconfiguration support */ 187} scr_stat; 188 189typedef struct default_attr { 190 int std_color; /* normal hardware color */ 191 int rev_color; /* reverse hardware color */ 192} default_attr; 193 194/* misc prototypes used by different syscons related LKM's */ 195void set_border(u_char color); 196void set_mode(scr_stat *scp); 197void copy_font(int operation, int font_type, char* font_image); 198void load_palette(char *palette); 199int add_scrn_saver(void (*this)(int)); 200int remove_scrn_saver(void (*this)(int)); 201 202#endif /* !_I386_ISA_SYSCONS_H_ */ 203