2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1994-1996 Søren Schmidt
7 * Portions of this software are based in part on the work of
8 * Sascha Wildner <saw@online.de> contributed to The DragonFly Project
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer,
15 * in this position and unchanged.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 * $DragonFly: src/usr.sbin/vidcontrol/vidcontrol.c,v 1.10 2005/03/02 06:08:29 joerg Exp $
37 static const char rcsid[] =
49 #include <sys/consio.h>
50 #include <sys/endian.h>
51 #include <sys/errno.h>
52 #include <sys/param.h>
53 #include <sys/types.h>
55 #include <sys/sysctl.h>
60 #define DATASIZE(x) ((x).w * (x).h * 256 / 8)
62 /* Screen dump modes */
63 #define DUMP_FMT_RAW 1
64 #define DUMP_FMT_TXT 2
65 /* Screen dump options */
68 /* Screen dump file format revision */
69 #define DUMP_FMT_REV 1
71 static const char *legal_colors[16] = {
72 "black", "blue", "green", "cyan",
73 "red", "magenta", "brown", "white",
74 "grey", "lightblue", "lightgreen", "lightcyan",
75 "lightred", "lightmagenta", "yellow", "lightwhite"
80 vid_info_t console_info;
81 unsigned char screen_map[256];
82 int video_mode_number;
83 struct video_info video_mode_info;
86 struct vt4font_header {
92 uint32_t map_count[4];
98 static int font_height;
99 static int vt4_mode = 0;
100 static int video_mode_changed;
101 static struct video_info new_mode_info;
105 * Initialize revert data.
107 * NOTE: the following parameters are not yet saved/restored:
109 * screen saver timeout
111 * mouse character and mouse show/hide state
112 * vty switching on/off state
113 * history buffer size
121 if (ioctl(0, VT_GETACTIVE, &cur_info.active_vty) == -1)
122 err(1, "getting active vty");
124 cur_info.console_info.size = sizeof(cur_info.console_info);
125 if (ioctl(0, CONS_GETINFO, &cur_info.console_info) == -1)
126 err(1, "getting console information");
128 /* vt(4) use unicode, so no screen mapping required. */
130 ioctl(0, GIO_SCRNMAP, &cur_info.screen_map) == -1)
131 err(1, "getting screen map");
133 if (ioctl(0, CONS_GET, &cur_info.video_mode_number) == -1)
134 err(1, "getting video mode number");
136 cur_info.video_mode_info.vi_mode = cur_info.video_mode_number;
138 if (ioctl(0, CONS_MODEINFO, &cur_info.video_mode_info) == -1)
139 err(1, "getting video mode parameters");
144 * If something goes wrong along the way we call revert() to go back to the
145 * console state we came from (which is assumed to be working).
147 * NOTE: please also read the comments of init().
153 int save_errno, size[3];
157 ioctl(0, VT_ACTIVATE, cur_info.active_vty);
159 ioctl(0, KDSBORDER, cur_info.console_info.mv_ovscan);
160 fprintf(stderr, "\033[=%dH", cur_info.console_info.mv_rev.fore);
161 fprintf(stderr, "\033[=%dI", cur_info.console_info.mv_rev.back);
164 ioctl(0, PIO_SCRNMAP, &cur_info.screen_map);
166 if (video_mode_changed) {
167 if (cur_info.video_mode_number >= M_VESA_BASE)
169 _IO('V', cur_info.video_mode_number - M_VESA_BASE),
172 ioctl(0, _IO('S', cur_info.video_mode_number), NULL);
173 if (cur_info.video_mode_info.vi_flags & V_INFO_GRAPHICS) {
174 size[0] = cur_info.video_mode_info.vi_width / 8;
175 size[1] = cur_info.video_mode_info.vi_height /
176 cur_info.console_info.font_size;
177 size[2] = cur_info.console_info.font_size;
178 ioctl(0, KDRASTER, size);
182 /* Restore some colors last since mode setting forgets some. */
183 fprintf(stderr, "\033[=%dF", cur_info.console_info.mv_norm.fore);
184 fprintf(stderr, "\033[=%dG", cur_info.console_info.mv_norm.back);
191 * Print a short usage string describing all options, then exit.
198 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
199 "usage: vidcontrol [-CHPpx] [-b color] [-c appearance] [-f [[size] file]]",
200 " [-g geometry] [-h size] [-i active | adapter | mode]",
201 " [-M char] [-m on | off]",
202 " [-r foreground background] [-S on | off] [-s number]",
203 " [-T xterm | cons25] [-t N | off] [mode]",
204 " [foreground [background]] [show]");
206 fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n%s\n",
207 "usage: vidcontrol [-CdHLPpx] [-b color] [-c appearance] [-f [size] file]",
208 " [-g geometry] [-h size] [-i active | adapter | mode]",
209 " [-l screen_map] [-M char] [-m on | off]",
210 " [-r foreground background] [-S on | off] [-s number]",
211 " [-T xterm | cons25] [-t N | off] [mode]",
212 " [foreground [background]] [show]");
216 /* Detect presence of vt(4). */
220 char vty_name[4] = "";
221 size_t len = sizeof(vty_name);
223 if (sysctlbyname("kern.vty", vty_name, &len, NULL, 0) != 0)
225 return (strcmp(vty_name, "vt") == 0);
229 * Retrieve the next argument from the command line (for options that require
230 * more than one argument).
234 nextarg(int ac, char **av, int *indp, int oc, int strict)
237 return(av[(*indp)++]);
241 errx(1, "option requires two arguments -- %c", oc);
249 * Guess which file to open. Try to open each combination of a specified set
250 * of file name components.
254 openguess(const char *a[], const char *b[], const char *c[], const char *d[], char **name)
259 for (i = 0; a[i] != NULL; i++) {
260 for (j = 0; b[j] != NULL; j++) {
261 for (k = 0; c[k] != NULL; k++) {
262 for (l = 0; d[l] != NULL; l++) {
263 asprintf(name, "%s%s%s%s",
264 a[i], b[j], c[k], d[l]);
266 f = fopen(*name, "r");
281 * Load a screenmap from a file and set it.
285 load_scrnmap(const char *filename)
291 const char *a[] = {"", SCRNMAP_PATH, NULL};
292 const char *b[] = {filename, NULL};
293 const char *c[] = {"", ".scm", NULL};
294 const char *d[] = {"", NULL};
296 fd = openguess(a, b, c, d, &name);
300 errx(1, "screenmap file not found");
303 size = sizeof(scrnmap);
305 if (decode(fd, (char *)&scrnmap, size) != size) {
308 if (fread(&scrnmap, 1, size, fd) != (size_t)size) {
311 errx(1, "bad screenmap file");
315 if (ioctl(0, PIO_SCRNMAP, &scrnmap) == -1) {
317 err(1, "loading screenmap");
325 * Set the default screenmap.
329 load_default_scrnmap(void)
334 for (i=0; i<256; i++)
335 *((char*)&scrnmap + i) = i;
337 if (ioctl(0, PIO_SCRNMAP, &scrnmap) == -1) {
339 err(1, "loading default screenmap");
345 * Print the current screenmap to stdout.
351 unsigned char map[256];
354 if (ioctl(0, GIO_SCRNMAP, &map) == -1) {
356 err(1, "getting screenmap");
358 for (i=0; i<sizeof(map); i++) {
359 if (i != 0 && i % 16 == 0)
360 fprintf(stdout, "\n");
363 fprintf(stdout, " %02x", map[i]);
365 fprintf(stdout, " %03d", map[i]);
367 fprintf(stdout, "\n");
373 * Determine a file's size.
381 if (fstat(fileno(file), &sb) == 0)
388 load_vt4mappingtable(unsigned int nmappings, FILE *f)
396 if ((t = calloc(nmappings, sizeof(*t))) == NULL) {
401 if (fread(t, sizeof *t * nmappings, 1, f) != 1) {
402 warn("read mappings");
407 for (i = 0; i < nmappings; i++) {
408 t[i].src = be32toh(t[i].src);
409 t[i].dst = be16toh(t[i].dst);
410 t[i].len = be16toh(t[i].len);
417 * Set the default vt font.
421 load_default_vt4font(void)
423 if (ioctl(0, PIO_VFONT_DEFAULT) == -1) {
425 err(1, "loading default vt font");
430 load_vt4font(FILE *f)
432 struct vt4font_header fh;
437 if (fread(&fh, sizeof fh, 1, f) != 1) {
438 warn("read file_header");
442 if (memcmp(fh.magic, "VFNT0002", 8) != 0) {
443 warnx("bad magic in font file\n");
447 for (i = 0; i < VFNT_MAPS; i++)
448 vfnt.map_count[i] = be32toh(fh.map_count[i]);
449 vfnt.glyph_count = be32toh(fh.glyph_count);
450 vfnt.width = fh.width;
451 vfnt.height = fh.height;
453 glyphsize = howmany(vfnt.width, 8) * vfnt.height * vfnt.glyph_count;
454 if ((vfnt.glyphs = malloc(glyphsize)) == NULL) {
459 if (fread(vfnt.glyphs, glyphsize, 1, f) != 1) {
465 for (i = 0; i < VFNT_MAPS; i++)
466 vfnt.map[i] = load_vt4mappingtable(vfnt.map_count[i], f);
468 if (ioctl(STDIN_FILENO, PIO_VFONT, &vfnt) == -1)
471 for (i = 0; i < VFNT_MAPS; i++)
477 * Load a font from file and set it.
481 load_font(const char *type, const char *filename)
485 unsigned long io = 0; /* silence stupid gcc(1) in the Wall mode */
486 char *name, *fontmap, size_sufx[6];
487 const char *a[] = {"", FONT_PATH, NULL};
488 const char *vt4a[] = {"", VT_FONT_PATH, NULL};
489 const char *b[] = {filename, NULL};
490 const char *c[] = {"", size_sufx, NULL};
491 const char *d[] = {"", ".fnt", NULL};
498 } sizes[] = {{8, 16, PIO_FONT8x16},
499 {8, 14, PIO_FONT8x14},
506 info.size = sizeof(info);
507 if (ioctl(0, CONS_GETINFO, &info) == -1) {
509 err(1, "getting console information");
512 snprintf(size_sufx, sizeof(size_sufx), "-8x%d", info.font_size);
514 fd = openguess((vt4_mode == 0) ? a : vt4a, b, c, d, &name);
518 errx(1, "%s: can't load font file", filename);
529 if (sscanf(type, "%dx%d", &w, &h) == 2) {
530 for (i = 0; sizes[i].w != 0; i++) {
531 if (sizes[i].w == w && sizes[i].h == h) {
532 size = DATASIZE(sizes[i]);
534 font_height = sizes[i].h;
541 errx(1, "%s: bad font size specification", type);
544 /* Apply heuristics */
549 size = DATASIZE(sizes[0]);
550 fontmap = (char*) malloc(size);
551 dsize[0] = decode(fd, fontmap, size);
552 dsize[1] = fsize(fd);
556 for (j = 0; j < 2; j++) {
557 for (i = 0; sizes[i].w != 0; i++) {
558 if (DATASIZE(sizes[i]) == dsize[j]) {
561 font_height = sizes[i].h;
571 errx(1, "%s: can't guess font size", filename);
577 fontmap = (char*) malloc(size);
579 if (decode(fd, fontmap, size) != size) {
581 if (fsize(fd) != size ||
582 fread(fontmap, 1, size, fd) != (size_t)size) {
586 errx(1, "%s: bad font file", filename);
590 if (ioctl(0, io, fontmap) == -1) {
592 err(1, "loading font");
601 * Set the timeout for the screensaver.
605 set_screensaver_timeout(char *arg)
609 if (!strcmp(arg, "off")) {
614 if ((*arg == '\0') || (nsec < 1)) {
616 errx(1, "argument must be a positive number");
620 if (ioctl(0, CONS_BLANKTIME, &nsec) == -1) {
622 err(1, "setting screensaver period");
627 parse_cursor_params(char *param, struct cshape *shape)
629 char *dupparam, *word;
632 param = dupparam = strdup(param);
633 type = shape->shape[0];
634 while ((word = strsep(¶m, ",")) != NULL) {
635 if (strcmp(word, "normal") == 0)
637 else if (strcmp(word, "destructive") == 0)
638 type = CONS_BLINK_CURSOR | CONS_CHAR_CURSOR;
639 else if (strcmp(word, "blink") == 0)
640 type |= CONS_BLINK_CURSOR;
641 else if (strcmp(word, "noblink") == 0)
642 type &= ~CONS_BLINK_CURSOR;
643 else if (strcmp(word, "block") == 0)
644 type &= ~CONS_CHAR_CURSOR;
645 else if (strcmp(word, "noblock") == 0)
646 type |= CONS_CHAR_CURSOR;
647 else if (strcmp(word, "hidden") == 0)
648 type |= CONS_HIDDEN_CURSOR;
649 else if (strcmp(word, "nohidden") == 0)
650 type &= ~CONS_HIDDEN_CURSOR;
651 else if (strncmp(word, "base=", 5) == 0)
652 shape->shape[1] = strtol(word + 5, NULL, 0);
653 else if (strncmp(word, "height=", 7) == 0)
654 shape->shape[2] = strtol(word + 7, NULL, 0);
655 else if (strcmp(word, "charcolors") == 0)
656 type |= CONS_CHARCURSOR_COLORS;
657 else if (strcmp(word, "mousecolors") == 0)
658 type |= CONS_MOUSECURSOR_COLORS;
659 else if (strcmp(word, "default") == 0)
660 type |= CONS_DEFAULT_CURSOR;
661 else if (strcmp(word, "shapeonly") == 0)
662 type |= CONS_SHAPEONLY_CURSOR;
663 else if (strcmp(word, "local") == 0)
664 type |= CONS_LOCAL_CURSOR;
665 else if (strcmp(word, "reset") == 0)
666 type |= CONS_RESET_CURSOR;
667 else if (strcmp(word, "show") == 0)
668 printf("flags %#x, base %d, height %d\n",
669 type, shape->shape[1], shape->shape[2]);
673 "invalid parameters for -c starting at '%s%s%s'",
674 word, param != NULL ? "," : "",
675 param != NULL ? param : "");
679 shape->shape[0] = type;
684 * Set the cursor's shape/type.
688 set_cursor_type(char *param)
692 /* Dry run to determine color, default and local flags. */
696 parse_cursor_params(param, &shape);
698 /* Get the relevant old setting. */
699 if (ioctl(0, CONS_GETCURSORSHAPE, &shape) != 0) {
701 err(1, "ioctl(CONS_GETCURSORSHAPE)");
704 parse_cursor_params(param, &shape);
705 if (ioctl(0, CONS_SETCURSORSHAPE, &shape) != 0) {
707 err(1, "ioctl(CONS_SETCURSORSHAPE)");
713 * Set the video mode.
717 video_mode(int argc, char **argv, int *mode_index)
722 unsigned long mode_num;
724 { "80x25", SW_TEXT_80x25, M_TEXT_80x25 },
725 { "80x30", SW_TEXT_80x30, M_TEXT_80x30 },
726 { "80x43", SW_TEXT_80x43, M_TEXT_80x43 },
727 { "80x50", SW_TEXT_80x50, M_TEXT_80x50 },
728 { "80x60", SW_TEXT_80x60, M_TEXT_80x60 },
729 { "132x25", SW_TEXT_132x25, M_TEXT_132x25 },
730 { "132x30", SW_TEXT_132x30, M_TEXT_132x30 },
731 { "132x43", SW_TEXT_132x43, M_TEXT_132x43 },
732 { "132x50", SW_TEXT_132x50, M_TEXT_132x50 },
733 { "132x60", SW_TEXT_132x60, M_TEXT_132x60 },
734 { "VGA_40x25", SW_VGA_C40x25, M_VGA_C40x25 },
735 { "VGA_80x25", SW_VGA_C80x25, M_VGA_C80x25 },
736 { "VGA_80x30", SW_VGA_C80x30, M_VGA_C80x30 },
737 { "VGA_80x50", SW_VGA_C80x50, M_VGA_C80x50 },
738 { "VGA_80x60", SW_VGA_C80x60, M_VGA_C80x60 },
740 { "VGA_90x25", SW_VGA_C90x25, M_VGA_C90x25 },
741 { "VGA_90x30", SW_VGA_C90x30, M_VGA_C90x30 },
742 { "VGA_90x43", SW_VGA_C90x43, M_VGA_C90x43 },
743 { "VGA_90x50", SW_VGA_C90x50, M_VGA_C90x50 },
744 { "VGA_90x60", SW_VGA_C90x60, M_VGA_C90x60 },
746 { "VGA_320x200", SW_VGA_CG320, M_CG320 },
747 { "EGA_80x25", SW_ENH_C80x25, M_ENH_C80x25 },
748 { "EGA_80x43", SW_ENH_C80x43, M_ENH_C80x43 },
749 { "VESA_132x25", SW_VESA_C132x25,M_VESA_C132x25 },
750 { "VESA_132x43", SW_VESA_C132x43,M_VESA_C132x43 },
751 { "VESA_132x50", SW_VESA_C132x50,M_VESA_C132x50 },
752 { "VESA_132x60", SW_VESA_C132x60,M_VESA_C132x60 },
753 { "VESA_800x600", SW_VESA_800x600,M_VESA_800x600 },
757 int new_mode_num = 0;
758 unsigned long mode = 0;
764 if (ioctl(0, CONS_GET, &cur_mode) < 0)
765 err(1, "cannot get the current video mode");
768 * Parse the video mode argument...
771 if (*mode_index < argc) {
772 if (!strncmp(argv[*mode_index], "MODE_", 5)) {
773 if (!isdigit(argv[*mode_index][5]))
774 errx(1, "invalid video mode number");
776 new_mode_num = atoi(&argv[*mode_index][5]);
778 for (i = 0; modes[i].name != NULL; ++i) {
779 if (!strcmp(argv[*mode_index], modes[i].name)) {
780 mode = modes[i].mode;
781 new_mode_num = modes[i].mode_num;
786 if (modes[i].name == NULL)
788 if (ioctl(0, mode, NULL) < 0) {
790 err(1, "cannot set videomode");
792 video_mode_changed = 1;
796 * Collect enough information about the new video mode...
799 new_mode_info.vi_mode = new_mode_num;
801 if (ioctl(0, CONS_MODEINFO, &new_mode_info) == -1) {
803 err(1, "obtaining new video mode parameters");
807 if (new_mode_num >= M_VESA_BASE)
808 mode = _IO('V', new_mode_num - M_VESA_BASE);
810 mode = _IO('S', new_mode_num);
814 * Try setting the new mode.
817 if (ioctl(0, mode, NULL) == -1) {
819 err(1, "setting video mode");
821 video_mode_changed = 1;
824 * For raster modes it's not enough to just set the mode.
825 * We also need to explicitly set the raster mode.
828 if (new_mode_info.vi_flags & V_INFO_GRAPHICS) {
831 if (font_height == 0)
832 font_height = cur_info.console_info.font_size;
834 size[2] = font_height;
838 if ((vesa_cols * 8 > new_mode_info.vi_width) ||
840 size[0] = new_mode_info.vi_width / 8;
847 if ((vesa_rows * font_height > new_mode_info.vi_height) ||
849 size[1] = new_mode_info.vi_height /
855 /* set raster mode */
857 if (ioctl(0, KDRASTER, size)) {
859 if (cur_mode >= M_VESA_BASE)
861 _IO('V', cur_mode - M_VESA_BASE),
864 ioctl(0, _IO('S', cur_mode), NULL);
867 err(1, "cannot activate raster display");
871 /* Recover from mode setting forgetting colors. */
872 fprintf(stderr, "\033[=%dF",
873 cur_info.console_info.mv_norm.fore);
874 fprintf(stderr, "\033[=%dG",
875 cur_info.console_info.mv_norm.back);
883 * Return the number for a specified color name.
887 get_color_number(char *color)
891 for (i=0; i<16; i++) {
892 if (!strcmp(color, legal_colors[i]))
900 * Set normal text and background colors.
904 set_normal_colors(int argc, char **argv, int *_index)
908 if (*_index < argc && (color = get_color_number(argv[*_index])) != -1) {
910 fprintf(stderr, "\033[=%dF", color);
912 && (color = get_color_number(argv[*_index])) != -1) {
914 fprintf(stderr, "\033[=%dG", color);
921 * Set reverse text and background colors.
925 set_reverse_colors(int argc, char **argv, int *_index)
929 if ((color = get_color_number(argv[*(_index)-1])) != -1) {
930 fprintf(stderr, "\033[=%dH", color);
932 && (color = get_color_number(argv[*_index])) != -1) {
934 fprintf(stderr, "\033[=%dI", color);
941 * Switch to virtual terminal #arg.
945 set_console(char *arg)
949 if(!arg || strspn(arg,"0123456789") != strlen(arg)) {
951 errx(1, "bad console number");
956 if (n < 1 || n > 16) {
958 errx(1, "console number out of range");
959 } else if (ioctl(0, VT_ACTIVATE, n) == -1) {
961 err(1, "switching vty");
967 * Sets the border color.
971 set_border_color(char *arg)
975 color = get_color_number(arg);
978 errx(1, "invalid color '%s'", arg);
980 if (ioctl(0, KDSBORDER, color) != 0) {
982 err(1, "ioctl(KD_SBORDER)");
987 set_mouse_char(char *arg)
989 struct mouse_info mouse;
992 l = strtol(arg, NULL, 0);
994 if ((l < 0) || (l > UCHAR_MAX - 3)) {
996 warnx("argument to -M must be 0 through %d", UCHAR_MAX - 3);
1000 mouse.operation = MOUSE_MOUSECHAR;
1001 mouse.u.mouse_char = (int)l;
1003 if (ioctl(0, CONS_MOUSECTL, &mouse) == -1) {
1005 err(1, "setting mouse character");
1011 * Show/hide the mouse.
1015 set_mouse(char *arg)
1017 struct mouse_info mouse;
1019 if (!strcmp(arg, "on")) {
1020 mouse.operation = MOUSE_SHOW;
1021 } else if (!strcmp(arg, "off")) {
1022 mouse.operation = MOUSE_HIDE;
1025 errx(1, "argument to -m must be either on or off");
1028 if (ioctl(0, CONS_MOUSECTL, &mouse) == -1) {
1030 err(1, "%sing the mouse",
1031 mouse.operation == MOUSE_SHOW ? "show" : "hid");
1037 set_lockswitch(char *arg)
1041 if (!strcmp(arg, "off")) {
1043 } else if (!strcmp(arg, "on")) {
1047 errx(1, "argument to -S must be either on or off");
1050 if (ioctl(0, VT_LOCKSWITCH, &data) == -1) {
1052 err(1, "turning %s vty switching",
1053 data == 0x01 ? "off" : "on");
1059 * Return the adapter name for a specified type.
1063 *adapter_name(int type)
1070 { KD_HERCULES, "Hercules" },
1080 for (i = 0; names[i].type != -1; ++i)
1081 if (names[i].type == type)
1083 return names[i].name;
1088 * Show active VTY, ie current console number.
1092 show_active_info(void)
1095 printf("%d\n", cur_info.active_vty);
1100 * Show graphics adapter information.
1104 show_adapter_info(void)
1106 struct video_adapter_info ad;
1110 if (ioctl(0, CONS_ADPINFO, &ad) == -1) {
1112 err(1, "obtaining adapter information");
1115 printf("fb%d:\n", ad.va_index);
1116 printf(" %.*s%d, type:%s%s (%d), flags:0x%x\n",
1117 (int)sizeof(ad.va_name), ad.va_name, ad.va_unit,
1118 (ad.va_flags & V_ADP_VESA) ? "VESA " : "",
1119 adapter_name(ad.va_type), ad.va_type, ad.va_flags);
1120 printf(" initial mode:%d, current mode:%d, BIOS mode:%d\n",
1121 ad.va_initial_mode, ad.va_mode, ad.va_initial_bios_mode);
1122 printf(" frame buffer window:0x%zx, buffer size:0x%zx\n",
1123 ad.va_window, ad.va_buffer_size);
1124 printf(" window size:0x%zx, origin:0x%x\n",
1125 ad.va_window_size, ad.va_window_orig);
1126 printf(" display start address (%d, %d), scan line width:%d\n",
1127 ad.va_disp_start.x, ad.va_disp_start.y, ad.va_line_width);
1128 printf(" reserved:0x%zx\n", ad.va_unused0);
1133 * Show video mode information.
1137 show_mode_info(void)
1140 struct video_info info;
1145 printf(" mode# flags type size "
1146 "font window linear buffer\n");
1147 printf("---------------------------------------"
1148 "---------------------------------------\n");
1150 memset(&info, 0, sizeof(info));
1151 for (mode = 0; mode <= M_VESA_MODE_MAX; ++mode) {
1152 info.vi_mode = mode;
1153 if (ioctl(0, CONS_MODEINFO, &info))
1155 if (info.vi_mode != mode)
1157 if (info.vi_width == 0 && info.vi_height == 0 &&
1158 info.vi_cwidth == 0 && info.vi_cheight == 0)
1161 printf("%3d (0x%03x)", mode, mode);
1162 printf(" 0x%08x", info.vi_flags);
1163 if (info.vi_flags & V_INFO_GRAPHICS) {
1166 if (info.vi_mem_model == V_INFO_MM_PLANAR)
1167 snprintf(buf, sizeof(buf), "%dx%dx%d %d",
1168 info.vi_width, info.vi_height,
1169 info.vi_depth, info.vi_planes);
1171 switch (info.vi_mem_model) {
1172 case V_INFO_MM_PACKED:
1175 case V_INFO_MM_DIRECT:
1184 case V_INFO_MM_VGAX:
1191 snprintf(buf, sizeof(buf), "%dx%dx%d %c",
1192 info.vi_width, info.vi_height,
1198 snprintf(buf, sizeof(buf), "%dx%d",
1199 info.vi_width, info.vi_height);
1202 printf(" %c %-15s", c, buf);
1203 snprintf(buf, sizeof(buf), "%dx%d",
1204 info.vi_cwidth, info.vi_cheight);
1205 printf(" %-5s", buf);
1206 printf(" 0x%05zx %2dk %2dk",
1207 info.vi_window, (int)info.vi_window_size/1024,
1208 (int)info.vi_window_gran/1024);
1209 printf(" 0x%08zx %dk\n",
1210 info.vi_buffer, (int)info.vi_buffer_size/1024);
1216 show_info(char *arg)
1219 if (!strcmp(arg, "active")) {
1221 } else if (!strcmp(arg, "adapter")) {
1222 show_adapter_info();
1223 } else if (!strcmp(arg, "mode")) {
1227 errx(1, "argument to -i must be active, adapter, or mode");
1236 const char *bg, *sep;
1239 info.size = sizeof(info);
1240 if (ioctl(0, CONS_GETINFO, &info) == -1)
1241 err(1, "getting console information");
1244 if (info.mv_csz < 80) {
1252 fprintf(stdout, "\033[=0G\n\n");
1253 for (i=0; i<8; i++) {
1255 "\033[=%dF\033[=0G%2d \033[=%dF%-7s%s"
1256 "\033[=%dF\033[=0G%2d \033[=%dF%-12s%s"
1257 "\033[=%dF%2d \033[=%dG%s\033[=0G%s"
1258 "\033[=%dF%2d \033[=%dG%s\033[=0G\n",
1259 fore, i, i, legal_colors[i], sep,
1260 fore, i + 8, i + 8, legal_colors[i + 8], sep,
1261 fore, i, i, bg, sep,
1262 fore, i + 8, i + 8, bg);
1264 fprintf(stdout, "\033[=%dF\033[=%dG\033[=%dH\033[=%dI\n",
1265 info.mv_norm.fore, info.mv_norm.back,
1266 info.mv_rev.fore, info.mv_rev.back);
1271 * Snapshot the video memory of that terminal, using the CONS_SCRSHOT
1272 * ioctl, and writes the results to stdout either in the special
1273 * binary format (see manual page for details), or in the plain
1278 dump_screen(int mode, int opt)
1283 info.size = sizeof(info);
1284 if (ioctl(0, CONS_GETINFO, &info) == -1) {
1286 err(1, "getting console information");
1289 shot.x = shot.y = 0;
1290 shot.xsize = info.mv_csz;
1291 shot.ysize = info.mv_rsz;
1292 if (opt == DUMP_ALL)
1293 shot.ysize += info.mv_hsz;
1295 shot.buf = alloca(shot.xsize * shot.ysize * sizeof(u_int16_t));
1296 if (shot.buf == NULL) {
1298 errx(1, "failed to allocate memory for dump");
1301 if (ioctl(0, CONS_SCRSHOT, &shot) == -1) {
1303 err(1, "dumping screen");
1306 if (mode == DUMP_FMT_RAW) {
1307 printf("SCRSHOT_%c%c%c%c", DUMP_FMT_REV, 2,
1308 shot.xsize, shot.ysize);
1312 write(STDOUT_FILENO, shot.buf,
1313 shot.xsize * shot.ysize * sizeof(u_int16_t));
1319 line = alloca(shot.xsize + 1);
1323 errx(1, "failed to allocate memory for line buffer");
1326 for (y = 0; y < shot.ysize; y++) {
1327 for (x = 0; x < shot.xsize; x++) {
1328 ch = shot.buf[x + (y * shot.xsize)];
1331 if (isprint(ch) == 0)
1337 /* Trim trailing spaces */
1341 } while (line[x] == ' ' && x != 0);
1352 * Set the console history buffer size.
1356 set_history(char *opt)
1362 if ((*opt == '\0') || size < 0) {
1364 errx(1, "argument must not be less than zero");
1367 if (ioctl(0, CONS_HISTORY, &size) == -1) {
1369 err(1, "setting history buffer size");
1375 * Clear the console history buffer.
1381 if (ioctl(0, CONS_CLRHIST) == -1) {
1383 err(1, "clearing history buffer");
1388 set_terminal_mode(char *arg)
1391 if (strcmp(arg, "xterm") == 0)
1392 fprintf(stderr, "\033[=T");
1393 else if (strcmp(arg, "cons25") == 0)
1394 fprintf(stderr, "\033[=1T");
1399 main(int argc, char **argv)
1401 char *font, *type, *termmode;
1403 int dumpmod, dumpopt, opt;
1405 vt4_mode = is_vt4();
1413 opts = "b:Cc:fg:h:Hi:M:m:pPr:S:s:T:t:x";
1415 opts = "b:Cc:dfg:h:Hi:l:LM:m:pPr:S:s:T:t:x";
1417 while ((opt = getopt(argc, argv, opts)) != -1)
1420 set_border_color(optarg);
1426 set_cursor_type(optarg);
1434 optarg = nextarg(argc, argv, &optind, 'f', 0);
1435 if (optarg != NULL) {
1436 font = nextarg(argc, argv, &optind, 'f', 0);
1444 load_font(type, font);
1447 usage(); /* Switch syscons to ROM? */
1449 load_default_vt4font();
1453 if (sscanf(optarg, "%dx%d",
1454 &vesa_cols, &vesa_rows) != 2) {
1456 warnx("incorrect geometry: %s", optarg);
1461 set_history(optarg);
1472 load_scrnmap(optarg);
1477 load_default_scrnmap();
1480 set_mouse_char(optarg);
1486 dumpmod = DUMP_FMT_RAW;
1489 dumpmod = DUMP_FMT_TXT;
1492 set_reverse_colors(argc, argv, &optind);
1495 set_lockswitch(optarg);
1498 set_console(optarg);
1501 if (strcmp(optarg, "xterm") != 0 &&
1502 strcmp(optarg, "cons25") != 0)
1507 set_screensaver_timeout(optarg);
1517 dump_screen(dumpmod, dumpopt);
1518 video_mode(argc, argv, &optind);
1519 set_normal_colors(argc, argv, &optind);
1521 if (optind < argc && !strcmp(argv[optind], "show")) {
1526 if (termmode != NULL)
1527 set_terminal_mode(termmode);
1529 if ((optind != argc) || (argc == 1))