1 /*- 2 * Copyright (c) 1995-1998 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 * without modification, immediately at the beginning of the file. 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 1.45 1999/01/11 03:18:29 yokota Exp $ 29 */ 30 31 #ifndef _DEV_SYSCONS_SYSCONS_H_ 32 #define _DEV_SYSCONS_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 UNKNOWN_MODE 0x00010 56 #define SWITCH_WAIT_REL 0x00080 57 #define SWITCH_WAIT_ACQ 0x00100 58 #define BUFFER_SAVED 0x00200 59 #define CURSOR_ENABLED 0x00400 60 #define MOUSE_ENABLED 0x00800 61 #define MOUSE_MOVED 0x01000 62 #define MOUSE_CUTTING 0x02000 63 #define MOUSE_VISIBLE 0x04000 64 #define GRAPHICS_MODE 0x08000 65 #define PIXEL_MODE 0x10000 66 #define SAVER_RUNNING 0x20000 67 68 /* configuration flags */ 69 #define VISUAL_BELL 0x00001 70 #define BLINK_CURSOR 0x00002 71 #define CHAR_CURSOR 0x00004 72 /* these options are now obsolete; use corresponding options for kbd driver */ 73 #if 0 74 #define DETECT_KBD 0x00008 75 #define XT_KEYBD 0x00010 76 #define KBD_NORESET 0x00020 77 #endif 78 #define QUIET_BELL 0x00040 79 #define VESA800X600 0x00080 80 #define AUTODETECT_KBD 0x00100 81 82 /* attribute flags */ 83 #define NORMAL_ATTR 0x00 84 #define BLINK_ATTR 0x01 85 #define BOLD_ATTR 0x02 86 #define UNDERLINE_ATTR 0x04 87 #define REVERSE_ATTR 0x08 88 #define FOREGROUND_CHANGED 0x10 89 #define BACKGROUND_CHANGED 0x20 90 91 /* misc defines */ 92 #define FALSE 0 93 #define TRUE 1 94 #define MAX_ESC_PAR 5 95 #define LOAD 1 96 #define SAVE 0 97 #define COL 80 98 #define ROW 25 99 #define BELL_DURATION 5 100 #define BELL_PITCH 800 101 #define CONSOLE_BUFSIZE 1024 102 #define PCBURST 128 103 #define FONT_NONE 1 104 #define FONT_8 2 105 #define FONT_14 4 106 #define FONT_16 8 107 108 /* special characters */ 109 #define cntlc 0x03 110 #define cntld 0x04 111 #define bs 0x08 112 #define lf 0x0a 113 #define cr 0x0d 114 #define del 0x7f 115 116 #define DEAD_CHAR 0x07 /* char used for cursor */ 117 118 typedef struct term_stat { 119 int esc; /* processing escape sequence */ 120 int num_param; /* # of parameters to ESC */ 121 int last_param; /* last parameter # */ 122 int param[MAX_ESC_PAR]; /* contains ESC parameters */ 123 int cur_attr; /* current hardware attr word */ 124 int attr_mask; /* current logical attr mask */ 125 int cur_color; /* current hardware color */ 126 int std_color; /* normal hardware color */ 127 int rev_color; /* reverse hardware color */ 128 } term_stat; 129 130 typedef struct scr_stat { 131 int ad; /* video adapter index */ 132 video_adapter_t *adp; /* video adapter structure */ 133 u_short *scr_buf; /* buffer when off screen */ 134 int xpos; /* current X position */ 135 int ypos; /* current Y position */ 136 int saved_xpos; /* saved X position */ 137 int saved_ypos; /* saved Y position */ 138 int xsize; /* X text size */ 139 int ysize; /* Y text size */ 140 int xpixel; /* X graphics size */ 141 int ypixel; /* Y graphics size */ 142 int xoff; /* X offset in pixel mode */ 143 int yoff; /* Y offset in pixel mode */ 144 int font_size; /* fontsize in Y direction */ 145 int start; /* modified area start */ 146 int end; /* modified area end */ 147 term_stat term; /* terminal emulation stuff */ 148 int status; /* status (bitfield) */ 149 int kbd_mode; /* keyboard I/O mode */ 150 u_short *cursor_pos; /* cursor buffer position */ 151 u_short *cursor_oldpos; /* cursor old buffer position */ 152 u_short cursor_saveunder; /* saved chars under cursor */ 153 char cursor_start; /* cursor start line # */ 154 char cursor_end; /* cursor end line # */ 155 u_short *mouse_pos; /* mouse buffer position */ 156 u_short *mouse_oldpos; /* mouse old buffer position */ 157 short mouse_xpos; /* mouse x coordinate */ 158 short mouse_ypos; /* mouse y coordinate */ 159 short mouse_buttons; /* mouse buttons */ 160 u_char mouse_cursor[128]; /* mouse cursor bitmap store */ 161 u_short *mouse_cut_start; /* mouse cut start pos */ 162 u_short *mouse_cut_end; /* mouse cut end pos */ 163 struct proc *mouse_proc; /* proc* of controlling proc */ 164 pid_t mouse_pid; /* pid of controlling proc */ 165 int mouse_signal; /* signal # to report with */ 166 u_short bell_duration; 167 u_short bell_pitch; 168 u_char border; /* border color */ 169 int mode; /* mode */ 170 pid_t pid; /* pid of controlling proc */ 171 struct proc *proc; /* proc* of controlling proc */ 172 struct vt_mode smode; /* switch mode */ 173 u_short *history; /* circular history buffer */ 174 u_short *history_head; /* current head position */ 175 u_short *history_pos; /* position shown on screen */ 176 u_short *history_save; /* save area index */ 177 int history_size; /* size of history buffer */ 178 #ifdef __i386__ 179 struct apmhook r_hook; /* reconfiguration support */ 180 #endif 181 int splash_save_mode; /* saved mode for splash screen */ 182 int splash_save_status; /* saved status for splash screen */ 183 } scr_stat; 184 185 typedef struct default_attr { 186 int std_color; /* normal hardware color */ 187 int rev_color; /* reverse hardware color */ 188 } default_attr; 189 190 191 #define ISTEXTSC(scp) (!((scp)->status \ 192 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))) 193 #define ISGRAPHSC(scp) (((scp)->status \ 194 & (UNKNOWN_MODE | GRAPHICS_MODE))) 195 #define ISPIXELSC(scp) (((scp)->status \ 196 & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\ 197 == PIXEL_MODE) 198 #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE) 199 200 #define ISFONTAVAIL(af) ((af) & V_ADP_FONT) 201 #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT) 202 #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE) 203 204 /* misc prototypes used by different syscons related LKM's */ 205 206 /* syscons.c */ 207 int sc_probe_unit(int unit, int flags); 208 int sc_attach_unit(int unit, int flags); 209 210 extern int (*sc_user_ioctl)(dev_t dev, u_long cmd, caddr_t data, int flag, 211 struct proc *p); 212 213 int set_mode(scr_stat *scp); 214 scr_stat *sc_get_scr_stat(dev_t dev); 215 216 void copy_font(scr_stat *scp, int operation, int font_size, u_char *font_image); 217 void set_border(scr_stat *scp, int color); 218 #define save_palette(adp, pal) \ 219 (*vidsw[(adp)->va_index]->save_palette)((adp), (pal)) 220 #define load_palette(adp, pal) \ 221 (*vidsw[(adp)->va_index]->load_palette)((adp), (pal)) 222 223 void sc_touch_scrn_saver(void); 224 void sc_clear_screen(scr_stat *scp); 225 void sc_move_mouse(scr_stat *scp, int x, int y); 226 int sc_clean_up(scr_stat *scp); 227 void sc_alloc_scr_buffer(scr_stat *scp, int wait, int clear); 228 void sc_alloc_cut_buffer(scr_stat *scp, int wait); 229 void sc_alloc_history_buffer(scr_stat *scp, int lines, int extra, int wait); 230 struct tty *scdevtotty(dev_t dev); 231 232 /* scvidctl.c */ 233 int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, 234 int xsize, int ysize, int fontsize); 235 int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode); 236 int sc_set_pixel_mode(scr_stat *scp, struct tty *tp, 237 int xsize, int ysize, int fontsize); 238 int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, 239 struct proc *p); 240 241 #endif /* !_DEV_SYSCONS_SYSCONS_H_ */ 242