39ecc2b7cd
ioctl. By popular demand.
632 lines
14 KiB
C
632 lines
14 KiB
C
/*-
|
||
* Copyright (c) 1994-1996 Søren Schmidt
|
||
* All rights reserved.
|
||
*
|
||
* Redistribution and use in source and binary forms, with or without
|
||
* modification, are permitted provided that the following conditions
|
||
* are met:
|
||
* 1. Redistributions of source code must retain the above copyright
|
||
* notice, this list of conditions and the following disclaimer,
|
||
* in this position and unchanged.
|
||
* 2. Redistributions in binary form must reproduce the above copyright
|
||
* notice, this list of conditions and the following disclaimer in the
|
||
* documentation and/or other materials provided with the distribution.
|
||
* 3. The name of the author may not be used to endorse or promote products
|
||
* derived from this software withough specific prior written permission
|
||
*
|
||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
*/
|
||
|
||
#ifndef lint
|
||
static const char rcsid[] =
|
||
"$FreeBSD$";
|
||
#endif /* not lint */
|
||
|
||
#include <ctype.h>
|
||
#include <err.h>
|
||
#include <limits.h>
|
||
#include <stdio.h>
|
||
#include <stdlib.h>
|
||
#include <string.h>
|
||
#include <unistd.h>
|
||
#include <machine/console.h>
|
||
#include <sys/errno.h>
|
||
#include "path.h"
|
||
#include "decode.h"
|
||
|
||
char legal_colors[16][16] = {
|
||
"black", "blue", "green", "cyan",
|
||
"red", "magenta", "brown", "white",
|
||
"grey", "lightblue", "lightgreen", "lightcyan",
|
||
"lightred", "lightmagenta", "yellow", "lightwhite"
|
||
};
|
||
int hex = 0;
|
||
int number;
|
||
char letter;
|
||
struct vid_info info;
|
||
|
||
|
||
static void
|
||
usage()
|
||
{
|
||
fprintf(stderr, "%s\n%s\n%s\n%s\n",
|
||
"usage: vidcontrol [-r fg bg] [-b color] [-c appearance] [-d] [-l scrmap]",
|
||
" [-i adapter | mode] [-L] [-M char] [-m on|off]",
|
||
" [-f size file] [-s number] [-t N|off] [-x] [mode]",
|
||
" [fgcol [bgcol]] [show]");
|
||
exit(1);
|
||
}
|
||
|
||
char *
|
||
nextarg(int ac, char **av, int *indp, int oc)
|
||
{
|
||
if (*indp < ac)
|
||
return(av[(*indp)++]);
|
||
errx(1, "option requires two arguments -- %c", oc);
|
||
return("");
|
||
}
|
||
|
||
char *
|
||
mkfullname(const char *s1, const char *s2, const char *s3)
|
||
{
|
||
static char *buf = NULL;
|
||
static int bufl = 0;
|
||
int f;
|
||
|
||
f = strlen(s1) + strlen(s2) + strlen(s3) + 1;
|
||
if (f > bufl) {
|
||
if (buf)
|
||
buf = (char *)realloc(buf, f);
|
||
else
|
||
buf = (char *)malloc(f);
|
||
}
|
||
if (!buf) {
|
||
bufl = 0;
|
||
return(NULL);
|
||
}
|
||
|
||
bufl = f;
|
||
strcpy(buf, s1);
|
||
strcat(buf, s2);
|
||
strcat(buf, s3);
|
||
return(buf);
|
||
}
|
||
|
||
void
|
||
load_scrnmap(char *filename)
|
||
{
|
||
FILE *fd = 0;
|
||
int i, size;
|
||
char *name;
|
||
scrmap_t scrnmap;
|
||
char *prefix[] = {"", "", SCRNMAP_PATH, SCRNMAP_PATH, NULL};
|
||
char *postfix[] = {"", ".scm", "", ".scm"};
|
||
|
||
for (i=0; prefix[i]; i++) {
|
||
name = mkfullname(prefix[i], filename, postfix[i]);
|
||
fd = fopen(name, "r");
|
||
if (fd)
|
||
break;
|
||
}
|
||
if (fd == NULL) {
|
||
warn("screenmap file not found");
|
||
return;
|
||
}
|
||
size = sizeof(scrnmap);
|
||
if (decode(fd, (char *)&scrnmap) != size) {
|
||
rewind(fd);
|
||
if (fread(&scrnmap, 1, size, fd) != size) {
|
||
warnx("bad screenmap file");
|
||
fclose(fd);
|
||
return;
|
||
}
|
||
}
|
||
if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
|
||
warn("can't load screenmap");
|
||
fclose(fd);
|
||
}
|
||
|
||
void
|
||
load_default_scrnmap()
|
||
{
|
||
scrmap_t scrnmap;
|
||
int i;
|
||
|
||
for (i=0; i<256; i++)
|
||
*((char*)&scrnmap + i) = i;
|
||
if (ioctl(0, PIO_SCRNMAP, &scrnmap) < 0)
|
||
warn("can't load default screenmap");
|
||
}
|
||
|
||
void
|
||
print_scrnmap()
|
||
{
|
||
unsigned char map[256];
|
||
int i;
|
||
|
||
if (ioctl(0, GIO_SCRNMAP, &map) < 0) {
|
||
warn("getting screenmap");
|
||
return;
|
||
}
|
||
for (i=0; i<sizeof(map); i++) {
|
||
if (i > 0 && i % 16 == 0)
|
||
fprintf(stdout, "\n");
|
||
if (hex)
|
||
fprintf(stdout, " %02x", map[i]);
|
||
else
|
||
fprintf(stdout, " %03d", map[i]);
|
||
}
|
||
fprintf(stdout, "\n");
|
||
|
||
}
|
||
|
||
void
|
||
load_font(char *type, char *filename)
|
||
{
|
||
FILE *fd = 0;
|
||
int i, size;
|
||
unsigned long io;
|
||
char *name, *fontmap;
|
||
char *prefix[] = {"", "", FONT_PATH, FONT_PATH, NULL};
|
||
char *postfix[] = {"", ".fnt", "", ".fnt"};
|
||
|
||
for (i=0; prefix[i]; i++) {
|
||
name = mkfullname(prefix[i], filename, postfix[i]);
|
||
fd = fopen(name, "r");
|
||
if (fd)
|
||
break;
|
||
}
|
||
if (fd == NULL) {
|
||
warn("font file not found");
|
||
return;
|
||
}
|
||
if (!strcmp(type, "8x8")) {
|
||
size = 8*256;
|
||
io = PIO_FONT8x8;
|
||
}
|
||
else if (!strcmp(type, "8x14")) {
|
||
size = 14*256;
|
||
io = PIO_FONT8x14;
|
||
}
|
||
else if (!strcmp(type, "8x16")) {
|
||
size = 16*256;
|
||
io = PIO_FONT8x16;
|
||
}
|
||
else {
|
||
warn("bad font size specification");
|
||
fclose(fd);
|
||
return;
|
||
}
|
||
fontmap = (char*) malloc(size);
|
||
if (decode(fd, fontmap) != size) {
|
||
rewind(fd);
|
||
if (fread(fontmap, 1, size, fd) != size) {
|
||
warnx("bad font file");
|
||
fclose(fd);
|
||
free(fontmap);
|
||
return;
|
||
}
|
||
}
|
||
if (ioctl(0, io, fontmap) < 0)
|
||
warn("can't load font");
|
||
fclose(fd);
|
||
free(fontmap);
|
||
}
|
||
|
||
void
|
||
set_screensaver_timeout(char *arg)
|
||
{
|
||
int nsec;
|
||
|
||
if (!strcmp(arg, "off"))
|
||
nsec = 0;
|
||
else {
|
||
nsec = atoi(arg);
|
||
if ((*arg == '\0') || (nsec < 1)) {
|
||
warnx("argument must be a positive number");
|
||
return;
|
||
}
|
||
}
|
||
if (ioctl(0, CONS_BLANKTIME, &nsec) == -1)
|
||
warn("setting screensaver period");
|
||
}
|
||
|
||
void
|
||
set_cursor_type(char *appearence)
|
||
{
|
||
int type;
|
||
|
||
if (!strcmp(appearence, "normal"))
|
||
type = 0;
|
||
else if (!strcmp(appearence, "blink"))
|
||
type = 1;
|
||
else if (!strcmp(appearence, "destructive"))
|
||
type = 3;
|
||
else {
|
||
warnx("argument to -c must be normal, blink or destructive");
|
||
return;
|
||
}
|
||
ioctl(0, CONS_CURSORTYPE, &type);
|
||
}
|
||
|
||
void
|
||
video_mode(int argc, char **argv, int *index)
|
||
{
|
||
static struct {
|
||
char *name;
|
||
unsigned long mode;
|
||
} modes[] = {
|
||
{ "80x25", SW_TEXT_80x25 },
|
||
{ "80x30", SW_TEXT_80x30 },
|
||
{ "80x43", SW_TEXT_80x43 },
|
||
{ "80x50", SW_TEXT_80x50 },
|
||
{ "80x60", SW_TEXT_80x60 },
|
||
{ "132x25", SW_TEXT_132x25 },
|
||
{ "132x30", SW_TEXT_132x30 },
|
||
{ "132x43", SW_TEXT_132x43 },
|
||
{ "132x50", SW_TEXT_132x50 },
|
||
{ "132x60", SW_TEXT_132x60 },
|
||
{ "VGA_40x25", SW_VGA_C40x25 },
|
||
{ "VGA_80x25", SW_VGA_C80x25 },
|
||
{ "VGA_80x30", SW_VGA_C80x30 },
|
||
{ "VGA_80x50", SW_VGA_C80x50 },
|
||
{ "VGA_80x60", SW_VGA_C80x60 },
|
||
#ifdef SW_VGA_C90x25
|
||
{ "VGA_90x25", SW_VGA_C90x25 },
|
||
{ "VGA_90x30", SW_VGA_C90x30 },
|
||
{ "VGA_90x43", SW_VGA_C90x43 },
|
||
{ "VGA_90x50", SW_VGA_C90x50 },
|
||
{ "VGA_90x60", SW_VGA_C90x60 },
|
||
#endif
|
||
{ "VGA_320x200", SW_VGA_CG320 },
|
||
{ "EGA_80x25", SW_ENH_C80x25 },
|
||
{ "EGA_80x43", SW_ENH_C80x43 },
|
||
{ "VESA_132x25", SW_VESA_C132x25 },
|
||
{ "VESA_132x43", SW_VESA_C132x43 },
|
||
{ "VESA_132x50", SW_VESA_C132x50 },
|
||
{ "VESA_132x60", SW_VESA_C132x60 },
|
||
{ "VESA_800x600", SW_VESA_800x600 },
|
||
{ NULL },
|
||
};
|
||
unsigned long mode = 0;
|
||
int cur_mode;
|
||
int ioerr;
|
||
int size[3];
|
||
int i;
|
||
|
||
if (ioctl(0, CONS_GET, &cur_mode) < 0)
|
||
err(1, "cannot get the current video mode");
|
||
if (*index < argc) {
|
||
for (i = 0; modes[i].name != NULL; ++i) {
|
||
if (!strcmp(argv[*index], modes[i].name)) {
|
||
mode = modes[i].mode;
|
||
break;
|
||
}
|
||
}
|
||
if (modes[i].name == NULL)
|
||
return;
|
||
if (ioctl(0, mode, NULL) < 0)
|
||
warn("cannot set videomode");
|
||
if (mode == SW_VESA_800x600) {
|
||
size[0] = 80; /* columns */
|
||
size[1] = 25; /* rows */
|
||
size[2] = 16; /* font size */
|
||
if (ioctl(0, KDRASTER, size)) {
|
||
ioerr = errno;
|
||
if (cur_mode >= M_VESA_BASE)
|
||
ioctl(0, _IO('V', cur_mode), NULL);
|
||
else
|
||
ioctl(0, _IO('S', cur_mode), NULL);
|
||
warnc(ioerr, "cannot activate raster display");
|
||
}
|
||
}
|
||
(*index)++;
|
||
}
|
||
return;
|
||
}
|
||
|
||
int
|
||
get_color_number(char *color)
|
||
{
|
||
int i;
|
||
|
||
for (i=0; i<16; i++)
|
||
if (!strcmp(color, legal_colors[i]))
|
||
return i;
|
||
return -1;
|
||
}
|
||
|
||
void
|
||
set_normal_colors(int argc, char **argv, int *index)
|
||
{
|
||
int color;
|
||
|
||
if (*index < argc && (color = get_color_number(argv[*index])) != -1) {
|
||
(*index)++;
|
||
fprintf(stderr, "[=%dF", color);
|
||
if (*index < argc
|
||
&& (color = get_color_number(argv[*index])) != -1
|
||
&& color < 8) {
|
||
(*index)++;
|
||
fprintf(stderr, "[=%dG", color);
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
set_reverse_colors(int argc, char **argv, int *index)
|
||
{
|
||
int color;
|
||
|
||
if ((color = get_color_number(argv[*(index)-1])) != -1) {
|
||
fprintf(stderr, "[=%dH", color);
|
||
if (*index < argc
|
||
&& (color = get_color_number(argv[*index])) != -1
|
||
&& color < 8) {
|
||
(*index)++;
|
||
fprintf(stderr, "[=%dI", color);
|
||
}
|
||
}
|
||
}
|
||
|
||
void
|
||
set_console(char *arg)
|
||
{
|
||
int n;
|
||
|
||
if( !arg || strspn(arg,"0123456789") != strlen(arg)) {
|
||
warnx("bad console number");
|
||
return;
|
||
}
|
||
|
||
n = atoi(arg);
|
||
if (n < 1 || n > 16) {
|
||
warnx("console number out of range");
|
||
} else if (ioctl(0, VT_ACTIVATE, (caddr_t) (long) n) == -1)
|
||
warn("ioctl(VT_ACTIVATE)");
|
||
}
|
||
|
||
void
|
||
set_border_color(char *arg)
|
||
{
|
||
int color;
|
||
|
||
if ((color = get_color_number(arg)) != -1) {
|
||
fprintf(stderr, "[=%dA", color);
|
||
}
|
||
else
|
||
usage();
|
||
}
|
||
|
||
void
|
||
set_mouse_char(char *arg)
|
||
{
|
||
struct mouse_info mouse;
|
||
long l;
|
||
|
||
l = strtol(arg, NULL, 0);
|
||
if ((l < 0) || (l > UCHAR_MAX)) {
|
||
warnx("argument to -M must be 0 through %d", UCHAR_MAX);
|
||
return;
|
||
}
|
||
mouse.operation = MOUSE_MOUSECHAR;
|
||
mouse.u.mouse_char = (int)l;
|
||
ioctl(0, CONS_MOUSECTL, &mouse);
|
||
}
|
||
|
||
void
|
||
set_mouse(char *arg)
|
||
{
|
||
struct mouse_info mouse;
|
||
|
||
if (!strcmp(arg, "on"))
|
||
mouse.operation = MOUSE_SHOW;
|
||
else if (!strcmp(arg, "off"))
|
||
mouse.operation = MOUSE_HIDE;
|
||
else {
|
||
warnx("argument to -m must either on or off");
|
||
return;
|
||
}
|
||
ioctl(0, CONS_MOUSECTL, &mouse);
|
||
}
|
||
|
||
static char
|
||
*adapter_name(int type)
|
||
{
|
||
static struct {
|
||
int type;
|
||
char *name;
|
||
} names[] = {
|
||
{ KD_MONO, "MDA" },
|
||
{ KD_HERCULES, "Hercules" },
|
||
{ KD_CGA, "CGA" },
|
||
{ KD_EGA, "EGA" },
|
||
{ KD_VGA, "VGA" },
|
||
{ KD_PC98, "PC-98xx" },
|
||
{ KD_TGA, "TGA" },
|
||
{ -1, "Unknown" },
|
||
};
|
||
int i;
|
||
|
||
for (i = 0; names[i].type != -1; ++i)
|
||
if (names[i].type == type)
|
||
break;
|
||
return names[i].name;
|
||
}
|
||
|
||
void
|
||
show_adapter_info(void)
|
||
{
|
||
struct video_adapter_info ad;
|
||
|
||
ad.va_index = 0;
|
||
if (ioctl(0, CONS_ADPINFO, &ad)) {
|
||
warn("failed to obtain adapter information");
|
||
return;
|
||
}
|
||
|
||
printf("fb%d:\n", ad.va_index);
|
||
printf(" %.*s%d, type:%s%s (%d), flags:0x%x\n",
|
||
(int)sizeof(ad.va_name), ad.va_name, ad.va_unit,
|
||
(ad.va_flags & V_ADP_VESA) ? "VESA " : "",
|
||
adapter_name(ad.va_type), ad.va_type, ad.va_flags);
|
||
printf(" initial mode:%d, current mode:%d, BIOS mode:%d\n",
|
||
ad.va_initial_mode, ad.va_mode, ad.va_initial_bios_mode);
|
||
printf(" frame buffer window:0x%x, buffer size:0x%x\n",
|
||
ad.va_window, ad.va_buffer_size);
|
||
printf(" window size:0x%x, origin:0x%x\n",
|
||
ad.va_window_size, ad.va_window_orig);
|
||
printf(" display start address (%d, %d), scan line width:%d\n",
|
||
ad.va_disp_start.x, ad.va_disp_start.y, ad.va_line_width);
|
||
printf(" reserved:0x%x\n", ad.va_unused0);
|
||
}
|
||
|
||
void
|
||
show_mode_info(void)
|
||
{
|
||
struct video_info info;
|
||
char buf[80];
|
||
int mode;
|
||
int c;
|
||
|
||
printf(" mode# flags type size "
|
||
"font window linear buffer\n");
|
||
printf("---------------------------------------"
|
||
"---------------------------------------\n");
|
||
for (mode = 0; mode < M_VESA_MODE_MAX; ++mode) {
|
||
info.vi_mode = mode;
|
||
if (ioctl(0, CONS_MODEINFO, &info))
|
||
continue;
|
||
if (info.vi_mode != mode)
|
||
continue;
|
||
|
||
printf("%3d (0x%03x)", mode, mode);
|
||
printf(" 0x%08x", info.vi_flags);
|
||
if (info.vi_flags & V_INFO_GRAPHICS) {
|
||
c = 'G';
|
||
snprintf(buf, sizeof(buf), "%dx%dx%d %d",
|
||
info.vi_width, info.vi_height,
|
||
info.vi_depth, info.vi_planes);
|
||
} else {
|
||
c = 'T';
|
||
snprintf(buf, sizeof(buf), "%dx%d",
|
||
info.vi_width, info.vi_height);
|
||
}
|
||
printf(" %c %-15s", c, buf);
|
||
snprintf(buf, sizeof(buf), "%dx%d",
|
||
info.vi_cwidth, info.vi_cheight);
|
||
printf(" %-5s", buf);
|
||
printf(" 0x%05x %2dk %2dk",
|
||
info.vi_window, (int)info.vi_window_size/1024,
|
||
(int)info.vi_window_gran/1024);
|
||
printf(" 0x%08x %dk\n",
|
||
info.vi_buffer, (int)info.vi_buffer_size/1024);
|
||
}
|
||
}
|
||
|
||
void
|
||
show_info(char *arg)
|
||
{
|
||
if (!strcmp(arg, "adapter"))
|
||
show_adapter_info();
|
||
else if (!strcmp(arg, "mode"))
|
||
show_mode_info();
|
||
else {
|
||
warnx("argument to -i must either adapter or mode");
|
||
return;
|
||
}
|
||
}
|
||
|
||
void
|
||
test_frame()
|
||
{
|
||
int i;
|
||
|
||
fprintf(stdout, "[=0G\n\n");
|
||
for (i=0; i<8; i++) {
|
||
fprintf(stdout, "[=15F[=0G %2d [=%dF%-16s"
|
||
"[=15F[=0G %2d [=%dF%-16s "
|
||
"[=15F %2d [=%dGBACKGROUND[=0G\n",
|
||
i, i, legal_colors[i], i+8, i+8,
|
||
legal_colors[i+8], i, i);
|
||
}
|
||
fprintf(stdout, "[=%dF[=%dG[=%dH[=%dI\n",
|
||
info.mv_norm.fore, info.mv_norm.back,
|
||
info.mv_rev.fore, info.mv_rev.back);
|
||
}
|
||
|
||
int
|
||
main(int argc, char **argv)
|
||
{
|
||
int opt;
|
||
|
||
|
||
info.size = sizeof(info);
|
||
if (ioctl(0, CONS_GETINFO, &info) < 0)
|
||
err(1, "must be on a virtual console");
|
||
while((opt = getopt(argc, argv, "b:c:df:i:l:LM:m:r:s:t:x")) != -1)
|
||
switch(opt) {
|
||
case 'b':
|
||
set_border_color(optarg);
|
||
break;
|
||
case 'c':
|
||
set_cursor_type(optarg);
|
||
break;
|
||
case 'd':
|
||
print_scrnmap();
|
||
break;
|
||
case 'f':
|
||
load_font(optarg,
|
||
nextarg(argc, argv, &optind, 'f'));
|
||
break;
|
||
case 'i':
|
||
show_info(optarg);
|
||
break;
|
||
case 'l':
|
||
load_scrnmap(optarg);
|
||
break;
|
||
case 'L':
|
||
load_default_scrnmap();
|
||
break;
|
||
case 'M':
|
||
set_mouse_char(optarg);
|
||
break;
|
||
case 'm':
|
||
set_mouse(optarg);
|
||
break;
|
||
case 'r':
|
||
set_reverse_colors(argc, argv, &optind);
|
||
break;
|
||
case 's':
|
||
set_console(optarg);
|
||
break;
|
||
case 't':
|
||
set_screensaver_timeout(optarg);
|
||
break;
|
||
case 'x':
|
||
hex = 1;
|
||
break;
|
||
default:
|
||
usage();
|
||
}
|
||
video_mode(argc, argv, &optind);
|
||
set_normal_colors(argc, argv, &optind);
|
||
if (optind < argc && !strcmp(argv[optind], "show")) {
|
||
test_frame();
|
||
optind++;
|
||
}
|
||
if ((optind != argc) || (argc == 1))
|
||
usage();
|
||
return 0;
|
||
}
|
||
|