Mercurial > sdl-ios-xcode
annotate src/video/fbcon/SDL_fbevents.c @ 1780:7a36f01acf71
Fixed bug #49
Added support for non-blocking VT switching on the framebuffer console.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 08 May 2006 05:33:02 +0000 |
| parents | e28233f37f8c |
| children | d8030f368b84 |
| rev | line source |
|---|---|
| 0 | 1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2006 Sam Lantinga |
| 0 | 4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Lesser General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2.1 of the License, or (at your option) any later version. |
| 0 | 9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Lesser General Public License for more details. |
| 0 | 14 |
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15 You should have received a copy of the GNU Lesser General Public |
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16 License along with this library; if not, write to the Free Software |
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 0 | 18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 /* Handle the event stream, converting console events into SDL events */ | |
| 25 | |
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26 #include <stdio.h> |
| 0 | 27 #include <sys/types.h> |
| 28 #include <sys/time.h> | |
| 29 #include <sys/ioctl.h> | |
| 30 #include <unistd.h> | |
| 31 #include <fcntl.h> | |
| 32 #include <errno.h> | |
| 33 #include <limits.h> | |
| 34 | |
| 35 /* For parsing /proc */ | |
| 36 #include <dirent.h> | |
| 37 #include <ctype.h> | |
| 38 | |
| 39 #include <linux/vt.h> | |
| 40 #include <linux/kd.h> | |
| 41 #include <linux/keyboard.h> | |
| 42 | |
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43 #include "SDL_timer.h" |
| 0 | 44 #include "SDL_mutex.h" |
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45 #include "../SDL_sysvideo.h" |
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46 #include "../../events/SDL_sysevents.h" |
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47 #include "../../events/SDL_events_c.h" |
| 0 | 48 #include "SDL_fbvideo.h" |
| 49 #include "SDL_fbevents_c.h" | |
| 50 #include "SDL_fbkeys.h" | |
| 51 | |
| 52 #include "SDL_fbelo.h" | |
| 53 | |
| 54 #ifndef GPM_NODE_FIFO | |
| 55 #define GPM_NODE_FIFO "/dev/gpmdata" | |
| 56 #endif | |
| 57 | |
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58 /*#define DEBUG_KEYBOARD*/ |
| 1772 | 59 /*#define DEBUG_MOUSE*/ |
| 0 | 60 |
| 61 /* The translation tables from a console scancode to a SDL keysym */ | |
| 62 #define NUM_VGAKEYMAPS (1<<KG_CAPSSHIFT) | |
| 63 static Uint16 vga_keymap[NUM_VGAKEYMAPS][NR_KEYS]; | |
| 64 static SDLKey keymap[128]; | |
| 65 static Uint16 keymap_temp[128]; /* only used at startup */ | |
| 66 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym); | |
| 67 | |
| 68 /* Ugh, we have to duplicate the kernel's keysym mapping code... | |
| 69 Oh, it's not so bad. :-) | |
| 70 | |
| 71 FIXME: Add keyboard LED handling code | |
| 72 */ | |
| 73 static void FB_vgainitkeymaps(int fd) | |
| 74 { | |
| 75 struct kbentry entry; | |
| 76 int map, i; | |
| 77 | |
| 78 /* Don't do anything if we are passed a closed keyboard */ | |
| 79 if ( fd < 0 ) { | |
| 80 return; | |
| 81 } | |
| 82 | |
| 83 /* Load all the keysym mappings */ | |
| 84 for ( map=0; map<NUM_VGAKEYMAPS; ++map ) { | |
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85 SDL_memset(vga_keymap[map], 0, NR_KEYS*sizeof(Uint16)); |
| 0 | 86 for ( i=0; i<NR_KEYS; ++i ) { |
| 87 entry.kb_table = map; | |
| 88 entry.kb_index = i; | |
| 89 if ( ioctl(fd, KDGKBENT, &entry) == 0 ) { | |
| 90 /* fill keytemp. This replaces SDL_fbkeys.h */ | |
| 91 if ( (map == 0) && (i<128) ) { | |
| 92 keymap_temp[i] = entry.kb_value; | |
| 93 } | |
| 94 /* The "Enter" key is a special case */ | |
| 95 if ( entry.kb_value == K_ENTER ) { | |
| 96 entry.kb_value = K(KT_ASCII,13); | |
| 97 } | |
| 98 /* Handle numpad specially as well */ | |
| 99 if ( KTYP(entry.kb_value) == KT_PAD ) { | |
| 100 switch ( entry.kb_value ) { | |
| 101 case K_P0: | |
| 102 case K_P1: | |
| 103 case K_P2: | |
| 104 case K_P3: | |
| 105 case K_P4: | |
| 106 case K_P5: | |
| 107 case K_P6: | |
| 108 case K_P7: | |
| 109 case K_P8: | |
| 110 case K_P9: | |
| 111 vga_keymap[map][i]=entry.kb_value; | |
| 112 vga_keymap[map][i]+= '0'; | |
| 113 break; | |
| 114 case K_PPLUS: | |
| 115 vga_keymap[map][i]=K(KT_ASCII,'+'); | |
| 116 break; | |
| 117 case K_PMINUS: | |
| 118 vga_keymap[map][i]=K(KT_ASCII,'-'); | |
| 119 break; | |
| 120 case K_PSTAR: | |
| 121 vga_keymap[map][i]=K(KT_ASCII,'*'); | |
| 122 break; | |
| 123 case K_PSLASH: | |
| 124 vga_keymap[map][i]=K(KT_ASCII,'/'); | |
| 125 break; | |
| 126 case K_PENTER: | |
| 127 vga_keymap[map][i]=K(KT_ASCII,'\r'); | |
| 128 break; | |
| 129 case K_PCOMMA: | |
| 130 vga_keymap[map][i]=K(KT_ASCII,','); | |
| 131 break; | |
| 132 case K_PDOT: | |
| 133 vga_keymap[map][i]=K(KT_ASCII,'.'); | |
| 134 break; | |
| 135 default: | |
| 136 break; | |
| 137 } | |
| 138 } | |
| 139 /* Do the normal key translation */ | |
| 140 if ( (KTYP(entry.kb_value) == KT_LATIN) || | |
| 141 (KTYP(entry.kb_value) == KT_ASCII) || | |
| 142 (KTYP(entry.kb_value) == KT_LETTER) ) { | |
| 143 vga_keymap[map][i] = entry.kb_value; | |
| 144 } | |
| 145 } | |
| 146 } | |
| 147 } | |
| 148 } | |
| 149 | |
| 150 int FB_InGraphicsMode(_THIS) | |
| 151 { | |
| 152 return((keyboard_fd >= 0) && (saved_kbd_mode >= 0)); | |
| 153 } | |
| 154 | |
| 155 int FB_EnterGraphicsMode(_THIS) | |
| 156 { | |
| 157 struct termios keyboard_termios; | |
| 158 | |
| 159 /* Set medium-raw keyboard mode */ | |
| 160 if ( (keyboard_fd >= 0) && !FB_InGraphicsMode(this) ) { | |
| 161 | |
| 162 /* Switch to the correct virtual terminal */ | |
| 163 if ( current_vt > 0 ) { | |
| 164 struct vt_stat vtstate; | |
| 165 | |
| 166 if ( ioctl(keyboard_fd, VT_GETSTATE, &vtstate) == 0 ) { | |
| 167 saved_vt = vtstate.v_active; | |
| 168 } | |
| 169 if ( ioctl(keyboard_fd, VT_ACTIVATE, current_vt) == 0 ) { | |
| 170 ioctl(keyboard_fd, VT_WAITACTIVE, current_vt); | |
| 171 } | |
| 172 } | |
| 173 | |
| 174 /* Set the terminal input mode */ | |
| 175 if ( tcgetattr(keyboard_fd, &saved_kbd_termios) < 0 ) { | |
| 176 SDL_SetError("Unable to get terminal attributes"); | |
| 177 if ( keyboard_fd > 0 ) { | |
| 178 close(keyboard_fd); | |
| 179 } | |
| 180 keyboard_fd = -1; | |
| 181 return(-1); | |
| 182 } | |
| 183 if ( ioctl(keyboard_fd, KDGKBMODE, &saved_kbd_mode) < 0 ) { | |
| 184 SDL_SetError("Unable to get current keyboard mode"); | |
| 185 if ( keyboard_fd > 0 ) { | |
| 186 close(keyboard_fd); | |
| 187 } | |
| 188 keyboard_fd = -1; | |
| 189 return(-1); | |
| 190 } | |
| 191 keyboard_termios = saved_kbd_termios; | |
| 192 keyboard_termios.c_lflag &= ~(ICANON | ECHO | ISIG); | |
| 193 keyboard_termios.c_iflag &= ~(ISTRIP | IGNCR | ICRNL | INLCR | IXOFF | IXON); | |
| 194 keyboard_termios.c_cc[VMIN] = 0; | |
| 195 keyboard_termios.c_cc[VTIME] = 0; | |
| 196 if (tcsetattr(keyboard_fd, TCSAFLUSH, &keyboard_termios) < 0) { | |
| 197 FB_CloseKeyboard(this); | |
| 198 SDL_SetError("Unable to set terminal attributes"); | |
| 199 return(-1); | |
| 200 } | |
| 201 /* This will fail if we aren't root or this isn't our tty */ | |
| 202 if ( ioctl(keyboard_fd, KDSKBMODE, K_MEDIUMRAW) < 0 ) { | |
| 203 FB_CloseKeyboard(this); | |
| 204 SDL_SetError("Unable to set keyboard in raw mode"); | |
| 205 return(-1); | |
| 206 } | |
| 207 if ( ioctl(keyboard_fd, KDSETMODE, KD_GRAPHICS) < 0 ) { | |
| 208 FB_CloseKeyboard(this); | |
| 209 SDL_SetError("Unable to set keyboard in graphics mode"); | |
| 210 return(-1); | |
| 211 } | |
| 1780 | 212 /* Prevent switching the virtual terminal */ |
| 213 ioctl(keyboard_fd, VT_LOCKSWITCH, 1); | |
| 0 | 214 } |
| 215 return(keyboard_fd); | |
| 216 } | |
| 217 | |
| 218 void FB_LeaveGraphicsMode(_THIS) | |
| 219 { | |
| 220 if ( FB_InGraphicsMode(this) ) { | |
| 221 ioctl(keyboard_fd, KDSETMODE, KD_TEXT); | |
| 222 ioctl(keyboard_fd, KDSKBMODE, saved_kbd_mode); | |
| 223 tcsetattr(keyboard_fd, TCSAFLUSH, &saved_kbd_termios); | |
| 224 saved_kbd_mode = -1; | |
| 225 | |
| 226 /* Head back over to the original virtual terminal */ | |
| 1780 | 227 ioctl(keyboard_fd, VT_UNLOCKSWITCH, 1); |
| 0 | 228 if ( saved_vt > 0 ) { |
| 229 ioctl(keyboard_fd, VT_ACTIVATE, saved_vt); | |
| 230 } | |
| 231 } | |
| 232 } | |
| 233 | |
| 234 void FB_CloseKeyboard(_THIS) | |
| 235 { | |
| 236 if ( keyboard_fd >= 0 ) { | |
| 237 FB_LeaveGraphicsMode(this); | |
| 238 if ( keyboard_fd > 0 ) { | |
| 239 close(keyboard_fd); | |
| 240 } | |
| 241 } | |
| 242 keyboard_fd = -1; | |
| 243 } | |
| 244 | |
| 245 int FB_OpenKeyboard(_THIS) | |
| 246 { | |
| 247 /* Open only if not already opened */ | |
| 248 if ( keyboard_fd < 0 ) { | |
|
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249 static const char * const tty0[] = { "/dev/tty0", "/dev/vc/0", NULL }; |
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250 static const char * const vcs[] = { "/dev/vc/%d", "/dev/tty%d", NULL }; |
| 0 | 251 int i, tty0_fd; |
| 252 | |
| 253 /* Try to query for a free virtual terminal */ | |
| 254 tty0_fd = -1; | |
| 255 for ( i=0; tty0[i] && (tty0_fd < 0); ++i ) { | |
| 256 tty0_fd = open(tty0[i], O_WRONLY, 0); | |
| 257 } | |
| 258 if ( tty0_fd < 0 ) { | |
| 259 tty0_fd = dup(0); /* Maybe stdin is a VT? */ | |
| 260 } | |
| 261 ioctl(tty0_fd, VT_OPENQRY, ¤t_vt); | |
| 262 close(tty0_fd); | |
| 263 if ( (geteuid() == 0) && (current_vt > 0) ) { | |
| 264 for ( i=0; vcs[i] && (keyboard_fd < 0); ++i ) { | |
| 265 char vtpath[12]; | |
| 266 | |
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267 SDL_snprintf(vtpath, SDL_arraysize(vtpath), vcs[i], current_vt); |
| 0 | 268 keyboard_fd = open(vtpath, O_RDWR, 0); |
| 269 #ifdef DEBUG_KEYBOARD | |
| 270 fprintf(stderr, "vtpath = %s, fd = %d\n", | |
| 271 vtpath, keyboard_fd); | |
| 272 #endif /* DEBUG_KEYBOARD */ | |
| 273 | |
| 274 /* This needs to be our controlling tty | |
| 275 so that the kernel ioctl() calls work | |
| 276 */ | |
| 277 if ( keyboard_fd >= 0 ) { | |
| 278 tty0_fd = open("/dev/tty", O_RDWR, 0); | |
| 279 if ( tty0_fd >= 0 ) { | |
| 280 ioctl(tty0_fd, TIOCNOTTY, 0); | |
| 281 close(tty0_fd); | |
| 282 } | |
| 283 } | |
| 284 } | |
| 285 } | |
| 286 if ( keyboard_fd < 0 ) { | |
| 287 /* Last resort, maybe our tty is a usable VT */ | |
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288 struct vt_stat vtstate; |
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289 |
| 0 | 290 keyboard_fd = open("/dev/tty", O_RDWR); |
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291 |
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292 if ( ioctl(keyboard_fd, VT_GETSTATE, &vtstate) == 0 ) { |
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293 current_vt = vtstate.v_active; |
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294 } else { |
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295 current_vt = 0; |
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296 } |
| 0 | 297 } |
| 298 #ifdef DEBUG_KEYBOARD | |
| 299 fprintf(stderr, "Current VT: %d\n", current_vt); | |
| 300 #endif | |
| 301 saved_kbd_mode = -1; | |
| 302 | |
| 303 /* Make sure that our input is a console terminal */ | |
| 304 { int dummy; | |
| 305 if ( ioctl(keyboard_fd, KDGKBMODE, &dummy) < 0 ) { | |
| 306 close(keyboard_fd); | |
| 307 keyboard_fd = -1; | |
| 308 SDL_SetError("Unable to open a console terminal"); | |
| 309 } | |
| 310 } | |
| 311 | |
| 312 /* Set up keymap */ | |
| 313 FB_vgainitkeymaps(keyboard_fd); | |
| 314 } | |
| 315 return(keyboard_fd); | |
| 316 } | |
| 317 | |
| 318 static enum { | |
| 319 MOUSE_NONE = -1, | |
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320 MOUSE_MSC, /* Note: GPM uses the MSC protocol */ |
| 0 | 321 MOUSE_PS2, |
| 322 MOUSE_IMPS2, | |
| 323 MOUSE_MS, | |
| 324 MOUSE_BM, | |
| 325 MOUSE_ELO, | |
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326 MOUSE_TSLIB, |
| 0 | 327 NUM_MOUSE_DRVS |
| 328 } mouse_drv = MOUSE_NONE; | |
| 329 | |
| 330 void FB_CloseMouse(_THIS) | |
| 331 { | |
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332 #if SDL_INPUT_TSLIB |
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333 if (ts_dev != NULL) { |
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334 ts_close(ts_dev); |
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335 ts_dev = NULL; |
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336 mouse_fd = -1; |
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337 } |
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338 #endif /* SDL_INPUT_TSLIB */ |
| 0 | 339 if ( mouse_fd > 0 ) { |
| 340 close(mouse_fd); | |
| 341 } | |
| 342 mouse_fd = -1; | |
| 343 } | |
| 344 | |
| 345 /* Returns processes listed in /proc with the desired name */ | |
| 346 static int find_pid(DIR *proc, const char *wanted_name) | |
| 347 { | |
| 348 struct dirent *entry; | |
| 349 int pid; | |
| 350 | |
| 351 /* First scan proc for the gpm process */ | |
| 352 pid = 0; | |
| 353 while ( (pid == 0) && ((entry=readdir(proc)) != NULL) ) { | |
| 354 if ( isdigit(entry->d_name[0]) ) { | |
| 355 FILE *status; | |
| 356 char path[PATH_MAX]; | |
| 357 char name[PATH_MAX]; | |
| 358 | |
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359 SDL_snprintf(path, SDL_arraysize(path), "/proc/%s/status", entry->d_name); |
| 0 | 360 status=fopen(path, "r"); |
| 361 if ( status ) { | |
| 362 name[0] = '\0'; | |
| 363 fscanf(status, "Name: %s", name); | |
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364 if ( SDL_strcmp(name, wanted_name) == 0 ) { |
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365 pid = SDL_atoi(entry->d_name); |
| 0 | 366 } |
| 367 fclose(status); | |
| 368 } | |
| 369 } | |
| 370 } | |
| 371 return pid; | |
| 372 } | |
| 373 | |
| 374 /* Returns true if /dev/gpmdata is being written to by gpm */ | |
| 1772 | 375 static int gpm_available(char *proto, size_t protolen) |
| 0 | 376 { |
| 377 int available; | |
| 378 DIR *proc; | |
| 379 int pid; | |
| 380 int cmdline, len, arglen; | |
| 381 char path[PATH_MAX]; | |
| 382 char args[PATH_MAX], *arg; | |
| 383 | |
| 384 /* Don't bother looking if the fifo isn't there */ | |
| 1772 | 385 #ifdef DEBUG_MOUSE |
| 386 fprintf(stderr,"testing gpm\n"); | |
| 387 #endif | |
| 0 | 388 if ( access(GPM_NODE_FIFO, F_OK) < 0 ) { |
| 389 return(0); | |
| 390 } | |
| 391 | |
| 392 available = 0; | |
| 393 proc = opendir("/proc"); | |
| 394 if ( proc ) { | |
| 1772 | 395 char raw_proto[10] = { '\0' }; |
| 396 char repeat_proto[10] = { '\0' }; | |
| 397 while ( !available && (pid=find_pid(proc, "gpm")) > 0 ) { | |
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398 SDL_snprintf(path, SDL_arraysize(path), "/proc/%d/cmdline", pid); |
| 0 | 399 cmdline = open(path, O_RDONLY, 0); |
| 400 if ( cmdline >= 0 ) { | |
| 401 len = read(cmdline, args, sizeof(args)); | |
| 402 arg = args; | |
| 403 while ( len > 0 ) { | |
| 1772 | 404 arglen = SDL_strlen(arg)+1; |
| 405 #ifdef DEBUG_MOUSE | |
| 406 fprintf(stderr,"gpm arg %s len %d\n",arg,arglen); | |
| 407 #endif | |
| 408 if ( SDL_strcmp(arg, "-t") == 0) { | |
| 409 /* protocol string, keep it for later */ | |
| 410 char *t, *s; | |
| 411 t = arg + arglen; | |
| 412 s = SDL_strchr(t, ' '); | |
| 413 if (s) *s = 0; | |
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414 SDL_strlcpy(raw_proto, t, SDL_arraysize(raw_proto)); |
| 1772 | 415 if (s) *s = ' '; |
| 416 } | |
| 417 if ( SDL_strncmp(arg, "-R", 2) == 0 ) { | |
| 418 char *t, *s; | |
| 0 | 419 available = 1; |
| 1772 | 420 t = arg + 2; |
| 421 s = SDL_strchr(t, ' '); | |
| 422 if (s) *s = 0; | |
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423 SDL_strlcpy(repeat_proto, t, SDL_arraysize(repeat_proto)); |
| 1772 | 424 if (s) *s = ' '; |
| 0 | 425 } |
| 426 len -= arglen; | |
| 427 arg += arglen; | |
| 428 } | |
| 429 close(cmdline); | |
| 430 } | |
| 431 } | |
| 432 closedir(proc); | |
| 1772 | 433 |
| 434 if ( available ) { | |
| 435 if ( SDL_strcmp(repeat_proto, "raw") == 0 ) { | |
| 436 SDL_strlcpy(proto, raw_proto, protolen); | |
| 437 } else if ( *repeat_proto ) { | |
| 438 SDL_strlcpy(proto, repeat_proto, protolen); | |
| 439 } else { | |
| 440 SDL_strlcpy(proto, "msc", protolen); | |
| 441 } | |
| 442 } | |
| 0 | 443 } |
| 444 return available; | |
| 445 } | |
| 446 | |
| 59 | 447 |
| 448 /* rcg06112001 Set up IMPS/2 mode, if possible. This gives | |
| 449 * us access to the mousewheel, etc. Returns zero if | |
| 450 * writes to device failed, but you still need to query the | |
| 451 * device to see which mode it's actually in. | |
| 452 */ | |
| 453 static int set_imps2_mode(int fd) | |
| 454 { | |
| 455 /* If you wanted to control the mouse mode (and we do :) ) ... | |
| 456 Set IMPS/2 protocol: | |
| 457 {0xf3,200,0xf3,100,0xf3,80} | |
| 458 Reset mouse device: | |
| 459 {0xFF} | |
| 460 */ | |
| 461 Uint8 set_imps2[] = {0xf3, 200, 0xf3, 100, 0xf3, 80}; | |
| 1780 | 462 /*Uint8 reset = 0xff;*/ |
| 59 | 463 fd_set fdset; |
| 464 struct timeval tv; | |
| 465 int retval = 0; | |
| 466 | |
| 467 if ( write(fd, &set_imps2, sizeof(set_imps2)) == sizeof(set_imps2) ) { | |
| 1584 | 468 /* Don't reset it, that'll clear IMPS/2 mode on some mice |
| 59 | 469 if (write(fd, &reset, sizeof (reset)) == sizeof (reset) ) { |
| 470 retval = 1; | |
| 471 } | |
| 1584 | 472 */ |
| 59 | 473 } |
| 474 | |
| 475 /* Get rid of any chatter from the above */ | |
| 476 FD_ZERO(&fdset); | |
| 477 FD_SET(fd, &fdset); | |
| 478 tv.tv_sec = 0; | |
| 479 tv.tv_usec = 0; | |
| 480 while ( select(fd+1, &fdset, 0, 0, &tv) > 0 ) { | |
| 481 char temp[32]; | |
| 482 read(fd, temp, sizeof(temp)); | |
| 483 } | |
| 484 | |
| 485 return retval; | |
| 486 } | |
| 487 | |
| 488 | |
| 0 | 489 /* Returns true if the mouse uses the IMPS/2 protocol */ |
| 490 static int detect_imps2(int fd) | |
| 491 { | |
| 492 int imps2; | |
| 493 | |
| 494 imps2 = 0; | |
| 59 | 495 |
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496 if ( SDL_getenv("SDL_MOUSEDEV_IMPS2") ) { |
| 0 | 497 imps2 = 1; |
| 498 } | |
| 499 if ( ! imps2 ) { | |
| 59 | 500 Uint8 query_ps2 = 0xF2; |
| 0 | 501 fd_set fdset; |
| 502 struct timeval tv; | |
| 503 | |
| 504 /* Get rid of any mouse motion noise */ | |
| 505 FD_ZERO(&fdset); | |
| 506 FD_SET(fd, &fdset); | |
| 507 tv.tv_sec = 0; | |
| 508 tv.tv_usec = 0; | |
| 509 while ( select(fd+1, &fdset, 0, 0, &tv) > 0 ) { | |
| 510 char temp[32]; | |
| 511 read(fd, temp, sizeof(temp)); | |
| 512 } | |
| 513 | |
| 59 | 514 /* Query for the type of mouse protocol */ |
| 515 if ( write(fd, &query_ps2, sizeof (query_ps2)) == sizeof (query_ps2)) { | |
| 516 Uint8 ch = 0; | |
| 0 | 517 |
| 518 /* Get the mouse protocol response */ | |
| 519 do { | |
| 520 FD_ZERO(&fdset); | |
| 521 FD_SET(fd, &fdset); | |
| 522 tv.tv_sec = 1; | |
| 523 tv.tv_usec = 0; | |
| 524 if ( select(fd+1, &fdset, 0, 0, &tv) < 1 ) { | |
| 525 break; | |
| 526 } | |
| 59 | 527 } while ( (read(fd, &ch, sizeof (ch)) == sizeof (ch)) && |
| 0 | 528 ((ch == 0xFA) || (ch == 0xAA)) ); |
| 529 | |
| 530 /* Experimental values (Logitech wheelmouse) */ | |
| 531 #ifdef DEBUG_MOUSE | |
| 532 fprintf(stderr, "Last mouse mode: 0x%x\n", ch); | |
| 533 #endif | |
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534 if ( (ch == 3) || (ch == 4) ) { |
| 0 | 535 imps2 = 1; |
| 536 } | |
| 537 } | |
| 538 } | |
| 539 return imps2; | |
| 540 } | |
| 541 | |
| 542 int FB_OpenMouse(_THIS) | |
| 543 { | |
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544 int i; |
| 0 | 545 const char *mousedev; |
| 546 const char *mousedrv; | |
| 547 | |
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548 mousedrv = SDL_getenv("SDL_MOUSEDRV"); |
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549 mousedev = SDL_getenv("SDL_MOUSEDEV"); |
| 0 | 550 mouse_fd = -1; |
| 551 | |
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552 #if SDL_INPUT_TSLIB |
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553 if ( mousedrv && (SDL_strcmp(mousedrv, "TSLIB") == 0) ) { |
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554 if (mousedev == NULL) mousedev = SDL_getenv("TSLIB_TSDEVICE"); |
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555 if (mousedev != NULL) { |
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556 ts_dev = ts_open(mousedev, 1); |
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557 if ((ts_dev != NULL) && (ts_config(ts_dev) >= 0)) { |
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558 #ifdef DEBUG_MOUSE |
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559 fprintf(stderr, "Using tslib touchscreen\n"); |
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560 #endif |
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561 mouse_drv = MOUSE_TSLIB; |
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562 mouse_fd = ts_fd(ts_dev); |
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563 return mouse_fd; |
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564 } |
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565 } |
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566 mouse_drv = MOUSE_NONE; |
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567 return mouse_fd; |
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568 } |
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569 #endif /* SDL_INPUT_TSLIB */ |
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570 |
| 0 | 571 /* ELO TOUCHSCREEN SUPPORT */ |
| 572 | |
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573 if ( mousedrv && (SDL_strcmp(mousedrv, "ELO") == 0) ) { |
| 0 | 574 mouse_fd = open(mousedev, O_RDWR); |
| 575 if ( mouse_fd >= 0 ) { | |
| 576 if(eloInitController(mouse_fd)) { | |
| 577 #ifdef DEBUG_MOUSE | |
| 578 fprintf(stderr, "Using ELO touchscreen\n"); | |
| 579 #endif | |
| 580 mouse_drv = MOUSE_ELO; | |
| 581 } | |
| 582 | |
| 583 } | |
| 584 else if ( mouse_fd < 0 ) { | |
| 585 mouse_drv = MOUSE_NONE; | |
| 586 } | |
| 587 | |
| 588 return(mouse_fd); | |
| 589 } | |
| 590 | |
| 591 /* STD MICE */ | |
| 592 | |
| 593 if ( mousedev == NULL ) { | |
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594 /* FIXME someday... allow multiple mice in this driver */ |
| 1584 | 595 static const char *ps2mice[] = { |
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596 "/dev/input/mice", "/dev/usbmouse", "/dev/psaux", NULL |
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597 }; |
| 0 | 598 /* First try to use GPM in repeater mode */ |
| 599 if ( mouse_fd < 0 ) { | |
| 1772 | 600 char proto[10]; |
| 601 if ( gpm_available(proto, SDL_arraysize(proto)) ) { | |
| 0 | 602 mouse_fd = open(GPM_NODE_FIFO, O_RDONLY, 0); |
| 603 if ( mouse_fd >= 0 ) { | |
| 1772 | 604 if ( SDL_strcmp(proto, "msc") == 0 ) { |
| 605 mouse_drv = MOUSE_MSC; | |
| 606 } else if ( SDL_strcmp(proto, "ps2") == 0 ) { | |
| 607 mouse_drv = MOUSE_PS2; | |
| 608 } else if ( SDL_strcmp(proto, "imps2") == 0 ) { | |
| 609 mouse_drv = MOUSE_IMPS2; | |
| 610 } else if ( SDL_strcmp(proto, "ms") == 0 || | |
| 611 SDL_strcmp(proto, "bare") == 0 ) { | |
| 612 mouse_drv = MOUSE_MS; | |
| 613 } else if ( SDL_strcmp(proto, "bm") == 0 ) { | |
| 614 mouse_drv = MOUSE_BM; | |
| 615 } else { | |
| 616 /* Unknown protocol... */ | |
| 0 | 617 #ifdef DEBUG_MOUSE |
| 1772 | 618 fprintf(stderr, "GPM mouse using unknown protocol = %s\n", proto); |
| 0 | 619 #endif |
| 1772 | 620 close(mouse_fd); |
| 621 mouse_fd = -1; | |
| 622 } | |
| 0 | 623 } |
| 1772 | 624 #ifdef DEBUG_MOUSE |
| 625 if ( mouse_fd >= 0 ) { | |
| 626 fprintf(stderr, "Using GPM mouse, protocol = %s\n", proto); | |
| 627 } | |
| 628 #endif /* DEBUG_MOUSE */ | |
| 0 | 629 } |
| 630 } | |
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631 /* Now try to use a modern PS/2 mouse */ |
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632 for ( i=0; (mouse_fd < 0) && ps2mice[i]; ++i ) { |
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633 mouse_fd = open(ps2mice[i], O_RDWR, 0); |
| 59 | 634 if (mouse_fd < 0) { |
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635 mouse_fd = open(ps2mice[i], O_RDONLY, 0); |
| 59 | 636 } |
| 637 if (mouse_fd >= 0) { | |
|
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638 /* rcg06112001 Attempt to set IMPS/2 mode */ |
| 1584 | 639 set_imps2_mode(mouse_fd); |
|
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640 if (detect_imps2(mouse_fd)) { |
| 0 | 641 #ifdef DEBUG_MOUSE |
|
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642 fprintf(stderr, "Using IMPS2 mouse\n"); |
| 0 | 643 #endif |
| 644 mouse_drv = MOUSE_IMPS2; | |
| 645 } else { | |
| 646 #ifdef DEBUG_MOUSE | |
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647 fprintf(stderr, "Using PS2 mouse\n"); |
| 0 | 648 #endif |
| 649 mouse_drv = MOUSE_PS2; | |
| 650 } | |
| 651 } | |
| 652 } | |
| 653 /* Next try to use a PPC ADB port mouse */ | |
| 654 if ( mouse_fd < 0 ) { | |
| 655 mouse_fd = open("/dev/adbmouse", O_RDONLY, 0); | |
| 656 if ( mouse_fd >= 0 ) { | |
| 657 #ifdef DEBUG_MOUSE | |
| 658 fprintf(stderr, "Using ADB mouse\n"); | |
| 659 #endif | |
| 660 mouse_drv = MOUSE_BM; | |
| 661 } | |
| 662 } | |
| 663 } | |
| 664 /* Default to a serial Microsoft mouse */ | |
| 665 if ( mouse_fd < 0 ) { | |
| 666 if ( mousedev == NULL ) { | |
| 667 mousedev = "/dev/mouse"; | |
| 668 } | |
| 669 mouse_fd = open(mousedev, O_RDONLY, 0); | |
| 670 if ( mouse_fd >= 0 ) { | |
| 671 struct termios mouse_termios; | |
| 672 | |
| 673 /* Set the sampling speed to 1200 baud */ | |
| 674 tcgetattr(mouse_fd, &mouse_termios); | |
| 675 mouse_termios.c_iflag = IGNBRK | IGNPAR; | |
| 676 mouse_termios.c_oflag = 0; | |
| 677 mouse_termios.c_lflag = 0; | |
| 678 mouse_termios.c_line = 0; | |
| 679 mouse_termios.c_cc[VTIME] = 0; | |
| 680 mouse_termios.c_cc[VMIN] = 1; | |
| 681 mouse_termios.c_cflag = CREAD | CLOCAL | HUPCL; | |
| 682 mouse_termios.c_cflag |= CS8; | |
| 683 mouse_termios.c_cflag |= B1200; | |
| 684 tcsetattr(mouse_fd, TCSAFLUSH, &mouse_termios); | |
|
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685 if ( mousedrv && (SDL_strcmp(mousedrv, "PS2") == 0) ) { |
| 0 | 686 #ifdef DEBUG_MOUSE |
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687 fprintf(stderr, "Using (user specified) PS2 mouse on %s\n", mousedev); |
| 0 | 688 #endif |
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689 mouse_drv = MOUSE_PS2; |
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690 } else { |
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691 #ifdef DEBUG_MOUSE |
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692 fprintf(stderr, "Using (default) MS mouse on %s\n", mousedev); |
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693 #endif |
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694 mouse_drv = MOUSE_MS; |
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695 } |
| 0 | 696 } |
| 697 } | |
| 698 if ( mouse_fd < 0 ) { | |
| 699 mouse_drv = MOUSE_NONE; | |
| 700 } | |
| 701 return(mouse_fd); | |
| 702 } | |
| 703 | |
| 704 static int posted = 0; | |
| 705 | |
| 706 void FB_vgamousecallback(int button, int relative, int dx, int dy) | |
| 707 { | |
| 708 int button_1, button_3; | |
| 709 int button_state; | |
| 710 int state_changed; | |
| 711 int i; | |
| 712 Uint8 state; | |
| 713 | |
| 714 if ( dx || dy ) { | |
| 715 posted += SDL_PrivateMouseMotion(0, relative, dx, dy); | |
| 716 } | |
| 717 | |
| 718 /* Swap button 1 and 3 */ | |
| 719 button_1 = (button & 0x04) >> 2; | |
| 720 button_3 = (button & 0x01) << 2; | |
| 721 button &= ~0x05; | |
| 722 button |= (button_1|button_3); | |
| 723 | |
| 724 /* See what changed */ | |
| 725 button_state = SDL_GetMouseState(NULL, NULL); | |
| 726 state_changed = button_state ^ button; | |
| 727 for ( i=0; i<8; ++i ) { | |
| 728 if ( state_changed & (1<<i) ) { | |
| 729 if ( button & (1<<i) ) { | |
| 730 state = SDL_PRESSED; | |
| 731 } else { | |
| 732 state = SDL_RELEASED; | |
| 733 } | |
| 734 posted += SDL_PrivateMouseButton(state, i+1, 0, 0); | |
| 735 } | |
| 736 } | |
| 737 } | |
| 738 | |
|
1201
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Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
1022
diff
changeset
|
739 /* Handle input from tslib */ |
|
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|
740 #if SDL_INPUT_TSLIB |
|
1201
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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parents:
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|
741 static void handle_tslib(_THIS) |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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parents:
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diff
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|
742 { |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
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|
743 struct ts_sample sample; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
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1022
diff
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|
744 int button; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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|
745 |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
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changeset
|
746 while (ts_read(ts_dev, &sample, 1) > 0) { |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
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|
747 button = (sample.pressure > 0) ? 1 : 0; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
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|
748 button <<= 2; /* must report it as button 3 */ |
| 1323 | 749 FB_vgamousecallback(button, 0, sample.x, sample.y); |
|
1201
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Date: Sat, 10 Dec 2005 18:29:41 +0100
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parents:
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|
750 } |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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|
751 return; |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
Ryan C. Gordon <icculus@icculus.org>
parents:
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|
752 } |
|
1361
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New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
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1359
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|
753 #endif /* SDL_INPUT_TSLIB */ |
|
1201
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754 |
|
109
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Fixed switching away from the SDL at the framebuffer console
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changeset
|
755 /* For now, use MSC, PS/2, and MS protocols |
| 0 | 756 Driver adapted from the SVGAlib mouse driver code (taken from gpm, etc.) |
| 757 */ | |
| 758 static void handle_mouse(_THIS) | |
| 759 { | |
| 760 static int start = 0; | |
| 761 static unsigned char mousebuf[BUFSIZ]; | |
| 762 static int relative = 1; | |
| 763 | |
| 764 int i, nread; | |
| 765 int button = 0; | |
| 766 int dx = 0, dy = 0; | |
| 767 int packetsize = 0; | |
|
4
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
768 int realx, realy; |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
769 |
| 0 | 770 /* Figure out the mouse packet size */ |
| 771 switch (mouse_drv) { | |
| 772 case MOUSE_NONE: | |
| 773 /* Ack! */ | |
| 774 read(mouse_fd, mousebuf, BUFSIZ); | |
| 775 return; | |
|
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diff
changeset
|
776 case MOUSE_MSC: |
| 0 | 777 packetsize = 5; |
| 778 break; | |
| 779 case MOUSE_IMPS2: | |
| 780 packetsize = 4; | |
| 781 break; | |
| 782 case MOUSE_PS2: | |
| 783 case MOUSE_MS: | |
| 784 case MOUSE_BM: | |
| 785 packetsize = 3; | |
| 786 break; | |
| 787 case MOUSE_ELO: | |
| 1323 | 788 /* try to read the next packet */ |
| 789 if(eloReadPosition(this, mouse_fd, &dx, &dy, &button, &realx, &realy)) { | |
| 790 button = (button & 0x01) << 2; | |
| 791 FB_vgamousecallback(button, 0, dx, dy); | |
| 792 } | |
| 793 return; /* nothing left to do */ | |
|
1201
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|
794 case MOUSE_TSLIB: |
|
1361
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parents:
1359
diff
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|
795 #if SDL_INPUT_TSLIB |
|
1201
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Date: Sat, 10 Dec 2005 18:29:41 +0100
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parents:
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diff
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|
796 handle_tslib(this); |
|
718d00094f82
Date: Sat, 10 Dec 2005 18:29:41 +0100
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797 #endif |
|
718d00094f82
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798 return; /* nothing left to do */ |
| 1323 | 799 default: |
| 0 | 800 /* Uh oh.. */ |
| 801 packetsize = 0; | |
| 802 break; | |
| 803 } | |
| 804 | |
|
4
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
805 /* Special handling for the quite sensitive ELO controller */ |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
806 if (mouse_drv == MOUSE_ELO) { |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
807 |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
808 } |
|
4f6c5f021323
Date: Thu, 26 Apr 2001 10:46:23 +0200
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
809 |
| 0 | 810 /* Read as many packets as possible */ |
| 811 nread = read(mouse_fd, &mousebuf[start], BUFSIZ-start); | |
| 812 if ( nread < 0 ) { | |
| 813 return; | |
| 814 } | |
| 815 nread += start; | |
| 816 #ifdef DEBUG_MOUSE | |
| 817 fprintf(stderr, "Read %d bytes from mouse, start = %d\n", nread, start); | |
| 818 #endif | |
| 819 for ( i=0; i<(nread-(packetsize-1)); i += packetsize ) { | |
| 820 switch (mouse_drv) { | |
| 821 case MOUSE_NONE: | |
| 822 break; | |
|
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Fixed switching away from the SDL at the framebuffer console
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diff
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|
823 case MOUSE_MSC: |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
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parents:
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diff
changeset
|
824 /* MSC protocol has 0x80 in high byte */ |
| 0 | 825 if ( (mousebuf[i] & 0xF8) != 0x80 ) { |
| 826 /* Go to next byte */ | |
| 827 i -= (packetsize-1); | |
| 828 continue; | |
| 829 } | |
| 830 /* Get current mouse state */ | |
| 831 button = (~mousebuf[i]) & 0x07; | |
| 832 dx = (signed char)(mousebuf[i+1]) + | |
| 833 (signed char)(mousebuf[i+3]); | |
| 834 dy = -((signed char)(mousebuf[i+2]) + | |
| 835 (signed char)(mousebuf[i+4])); | |
| 836 break; | |
| 837 case MOUSE_PS2: | |
| 838 /* PS/2 protocol has nothing in high byte */ | |
| 839 if ( (mousebuf[i] & 0xC0) != 0 ) { | |
| 840 /* Go to next byte */ | |
| 841 i -= (packetsize-1); | |
| 842 continue; | |
| 843 } | |
| 844 /* Get current mouse state */ | |
| 845 button = (mousebuf[i] & 0x04) >> 1 | /*Middle*/ | |
| 846 (mousebuf[i] & 0x02) >> 1 | /*Right*/ | |
| 847 (mousebuf[i] & 0x01) << 2; /*Left*/ | |
| 848 dx = (mousebuf[i] & 0x10) ? | |
| 849 mousebuf[i+1] - 256 : mousebuf[i+1]; | |
| 850 dy = (mousebuf[i] & 0x20) ? | |
| 851 -(mousebuf[i+2] - 256) : -mousebuf[i+2]; | |
| 852 break; | |
| 853 case MOUSE_IMPS2: | |
| 854 /* Get current mouse state */ | |
| 855 button = (mousebuf[i] & 0x04) >> 1 | /*Middle*/ | |
| 856 (mousebuf[i] & 0x02) >> 1 | /*Right*/ | |
| 857 (mousebuf[i] & 0x01) << 2 | /*Left*/ | |
| 858 (mousebuf[i] & 0x40) >> 3 | /* 4 */ | |
| 859 (mousebuf[i] & 0x80) >> 3; /* 5 */ | |
| 860 dx = (mousebuf[i] & 0x10) ? | |
| 861 mousebuf[i+1] - 256 : mousebuf[i+1]; | |
| 862 dy = (mousebuf[i] & 0x20) ? | |
| 863 -(mousebuf[i+2] - 256) : -mousebuf[i+2]; | |
| 864 switch (mousebuf[i+3]&0x0F) { | |
| 865 case 0x0E: /* DX = +1 */ | |
| 866 case 0x02: /* DX = -1 */ | |
| 867 break; | |
| 868 case 0x0F: /* DY = +1 (map button 4) */ | |
|
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Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
869 FB_vgamousecallback(button | (1<<3), |
|
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
870 1, 0, 0); |
| 0 | 871 break; |
| 872 case 0x01: /* DY = -1 (map button 5) */ | |
|
132
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
873 FB_vgamousecallback(button | (1<<4), |
|
2604a7be65af
Added button-up with mouse-wheel on framebuffer console
Sam Lantinga <slouken@libsdl.org>
parents:
109
diff
changeset
|
874 1, 0, 0); |
| 0 | 875 break; |
| 876 } | |
| 877 break; | |
| 878 case MOUSE_MS: | |
| 879 /* Microsoft protocol has 0x40 in high byte */ | |
| 880 if ( (mousebuf[i] & 0x40) != 0x40 ) { | |
| 881 /* Go to next byte */ | |
| 882 i -= (packetsize-1); | |
| 883 continue; | |
| 884 } | |
| 885 /* Get current mouse state */ | |
| 886 button = ((mousebuf[i] & 0x20) >> 3) | | |
| 887 ((mousebuf[i] & 0x10) >> 4); | |
| 888 dx = (signed char)(((mousebuf[i] & 0x03) << 6) | | |
| 889 (mousebuf[i + 1] & 0x3F)); | |
| 890 dy = (signed char)(((mousebuf[i] & 0x0C) << 4) | | |
| 891 (mousebuf[i + 2] & 0x3F)); | |
| 892 break; | |
| 893 case MOUSE_BM: | |
| 894 /* BusMouse protocol has 0xF8 in high byte */ | |
| 895 if ( (mousebuf[i] & 0xF8) != 0x80 ) { | |
| 896 /* Go to next byte */ | |
| 897 i -= (packetsize-1); | |
| 898 continue; | |
| 899 } | |
| 900 /* Get current mouse state */ | |
| 901 button = (~mousebuf[i]) & 0x07; | |
| 902 dx = (signed char)mousebuf[i+1]; | |
| 903 dy = -(signed char)mousebuf[i+2]; | |
| 904 break; | |
| 1323 | 905 default: |
| 0 | 906 /* Uh oh.. */ |
| 907 dx = 0; | |
| 908 dy = 0; | |
| 909 break; | |
| 910 } | |
| 911 FB_vgamousecallback(button, relative, dx, dy); | |
| 912 } | |
| 913 if ( i < nread ) { | |
|
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1323
diff
changeset
|
914 SDL_memcpy(mousebuf, &mousebuf[i], (nread-i)); |
| 0 | 915 start = (nread-i); |
| 916 } else { | |
| 917 start = 0; | |
| 918 } | |
| 919 return; | |
| 920 } | |
| 921 | |
| 1780 | 922 /* Handle switching to another VC, returns when our VC is back */ |
| 923 static void switch_vt_prep(_THIS) | |
| 924 { | |
| 925 SDL_Surface *screen = SDL_VideoSurface; | |
| 926 | |
| 927 SDL_PrivateAppActive(0, (SDL_APPACTIVE|SDL_APPINPUTFOCUS|SDL_APPMOUSEFOCUS)); | |
| 928 | |
| 929 /* Save the contents of the screen, and go to text mode */ | |
| 930 wait_idle(this); | |
| 931 screen_arealen = ((screen->h + (2*this->offset_y)) * screen->pitch); | |
| 932 screen_contents = (Uint8 *)SDL_malloc(screen_arealen); | |
| 933 if ( screen_contents ) { | |
| 934 SDL_memcpy(screen_contents, screen->pixels, screen_arealen); | |
| 935 } | |
| 936 FB_SavePaletteTo(this, 256, screen_palette); | |
| 937 ioctl(console_fd, FBIOGET_VSCREENINFO, &screen_vinfo); | |
| 938 ioctl(keyboard_fd, KDSETMODE, KD_TEXT); | |
| 939 ioctl(keyboard_fd, VT_UNLOCKSWITCH, 1); | |
| 940 } | |
| 941 static void switch_vt_done(_THIS) | |
| 942 { | |
| 943 SDL_Surface *screen = SDL_VideoSurface; | |
| 944 | |
| 945 /* Restore graphics mode and the contents of the screen */ | |
| 946 ioctl(keyboard_fd, VT_LOCKSWITCH, 1); | |
| 947 ioctl(keyboard_fd, KDSETMODE, KD_GRAPHICS); | |
| 948 ioctl(console_fd, FBIOPUT_VSCREENINFO, &screen_vinfo); | |
| 949 FB_RestorePaletteFrom(this, 256, screen_palette); | |
| 950 if ( screen_contents ) { | |
| 951 SDL_memcpy(screen->pixels, screen_contents, screen_arealen); | |
| 952 SDL_free(screen_contents); | |
| 953 screen_contents = NULL; | |
| 954 } | |
| 955 | |
| 956 SDL_PrivateAppActive(1, (SDL_APPACTIVE|SDL_APPINPUTFOCUS|SDL_APPMOUSEFOCUS)); | |
| 957 } | |
| 0 | 958 static void switch_vt(_THIS, unsigned short which) |
| 959 { | |
| 960 struct vt_stat vtstate; | |
| 961 | |
| 962 /* Figure out whether or not we're switching to a new console */ | |
| 963 if ( (ioctl(keyboard_fd, VT_GETSTATE, &vtstate) < 0) || | |
| 964 (which == vtstate.v_active) ) { | |
| 965 return; | |
| 966 } | |
| 967 | |
| 968 /* New console, switch to it */ | |
| 1780 | 969 SDL_mutexP(hw_lock); |
| 970 switch_vt_prep(this); | |
| 0 | 971 if ( ioctl(keyboard_fd, VT_ACTIVATE, which) == 0 ) { |
| 972 ioctl(keyboard_fd, VT_WAITACTIVE, which); | |
| 1780 | 973 switched_away = 1; |
|
1585
980d2a0dc2a3
Date: Tue, 4 Mar 2003 15:05:31 -0800
Sam Lantinga <slouken@libsdl.org>
parents:
1584
diff
changeset
|
974 } else { |
| 1780 | 975 switch_vt_done(this); |
| 0 | 976 } |
| 977 SDL_mutexV(hw_lock); | |
| 978 } | |
| 979 | |
| 980 static void handle_keyboard(_THIS) | |
| 981 { | |
| 982 unsigned char keybuf[BUFSIZ]; | |
| 983 int i, nread; | |
| 984 int pressed; | |
| 985 int scancode; | |
| 986 SDL_keysym keysym; | |
| 987 | |
| 988 nread = read(keyboard_fd, keybuf, BUFSIZ); | |
| 989 for ( i=0; i<nread; ++i ) { | |
| 990 scancode = keybuf[i] & 0x7F; | |
| 991 if ( keybuf[i] & 0x80 ) { | |
| 992 pressed = SDL_RELEASED; | |
| 993 } else { | |
| 994 pressed = SDL_PRESSED; | |
| 995 } | |
| 996 TranslateKey(scancode, &keysym); | |
| 1582 | 997 /* Handle Ctrl-Alt-FN for vt switch */ |
| 0 | 998 switch (keysym.sym) { |
| 999 case SDLK_F1: | |
| 1000 case SDLK_F2: | |
| 1001 case SDLK_F3: | |
| 1002 case SDLK_F4: | |
| 1003 case SDLK_F5: | |
| 1004 case SDLK_F6: | |
| 1005 case SDLK_F7: | |
| 1006 case SDLK_F8: | |
| 1007 case SDLK_F9: | |
| 1008 case SDLK_F10: | |
| 1009 case SDLK_F11: | |
| 1010 case SDLK_F12: | |
| 1582 | 1011 if ( (SDL_GetModState() & KMOD_CTRL) && |
| 1012 (SDL_GetModState() & KMOD_ALT) ) { | |
|
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parents:
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diff
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|
1013 if ( pressed ) { |
|
5a9c36a45db1
Fixed switching away from the SDL at the framebuffer console
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parents:
104
diff
changeset
|
1014 switch_vt(this, (keysym.sym-SDLK_F1)+1); |
|
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Fixed switching away from the SDL at the framebuffer console
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parents:
104
diff
changeset
|
1015 } |
| 0 | 1016 break; |
| 1017 } | |
| 1018 /* Fall through to normal processing */ | |
| 1019 default: | |
| 1020 posted += SDL_PrivateKeyboard(pressed, &keysym); | |
| 1021 break; | |
| 1022 } | |
| 1023 } | |
| 1024 } | |
| 1025 | |
| 1026 void FB_PumpEvents(_THIS) | |
| 1027 { | |
| 1028 fd_set fdset; | |
| 1029 int max_fd; | |
| 1030 static struct timeval zero; | |
| 1031 | |
| 1032 do { | |
| 1780 | 1033 if ( switched_away ) { |
| 1034 struct vt_stat vtstate; | |
| 1035 | |
| 1036 SDL_mutexP(hw_lock); | |
| 1037 if ( (ioctl(keyboard_fd, VT_GETSTATE, &vtstate) == 0) && | |
| 1038 vtstate.v_active == current_vt ) { | |
| 1039 switched_away = 0; | |
| 1040 switch_vt_done(this); | |
| 1041 } | |
| 1042 SDL_mutexV(hw_lock); | |
| 1043 } | |
| 1044 | |
| 0 | 1045 posted = 0; |
| 1046 | |
| 1047 FD_ZERO(&fdset); | |
| 1048 max_fd = 0; | |
| 1049 if ( keyboard_fd >= 0 ) { | |
| 1050 FD_SET(keyboard_fd, &fdset); | |
| 1051 if ( max_fd < keyboard_fd ) { | |
| 1052 max_fd = keyboard_fd; | |
| 1053 } | |
| 1054 } | |
| 1055 if ( mouse_fd >= 0 ) { | |
| 1056 FD_SET(mouse_fd, &fdset); | |
| 1057 if ( max_fd < mouse_fd ) { | |
| 1058 max_fd = mouse_fd; | |
| 1059 } | |
| 1060 } | |
| 1061 if ( select(max_fd+1, &fdset, NULL, NULL, &zero) > 0 ) { | |
| 1062 if ( keyboard_fd >= 0 ) { | |
| 1063 if ( FD_ISSET(keyboard_fd, &fdset) ) { | |
| 1064 handle_keyboard(this); | |
| 1065 } | |
| 1066 } | |
| 1067 if ( mouse_fd >= 0 ) { | |
| 1068 if ( FD_ISSET(mouse_fd, &fdset) ) { | |
| 1069 handle_mouse(this); | |
| 1070 } | |
| 1071 } | |
| 1072 } | |
| 1073 } while ( posted ); | |
| 1074 } | |
| 1075 | |
| 1076 void FB_InitOSKeymap(_THIS) | |
| 1077 { | |
| 1078 int i; | |
| 1079 | |
| 1080 /* Initialize the Linux key translation table */ | |
| 1081 | |
| 1082 /* First get the ascii keys and others not well handled */ | |
|
1379
c0a74f199ecf
Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
1083 for (i=0; i<SDL_arraysize(keymap); ++i) { |
| 0 | 1084 switch(i) { |
| 1085 /* These aren't handled by the x86 kernel keymapping (?) */ | |
| 1086 case SCANCODE_PRINTSCREEN: | |
| 1087 keymap[i] = SDLK_PRINT; | |
| 1088 break; | |
| 1089 case SCANCODE_BREAK: | |
| 1090 keymap[i] = SDLK_BREAK; | |
| 1091 break; | |
| 1092 case SCANCODE_BREAK_ALTERNATIVE: | |
| 1093 keymap[i] = SDLK_PAUSE; | |
| 1094 break; | |
| 1095 case SCANCODE_LEFTSHIFT: | |
| 1096 keymap[i] = SDLK_LSHIFT; | |
| 1097 break; | |
| 1098 case SCANCODE_RIGHTSHIFT: | |
| 1099 keymap[i] = SDLK_RSHIFT; | |
| 1100 break; | |
| 1101 case SCANCODE_LEFTCONTROL: | |
| 1102 keymap[i] = SDLK_LCTRL; | |
| 1103 break; | |
| 1104 case SCANCODE_RIGHTCONTROL: | |
| 1105 keymap[i] = SDLK_RCTRL; | |
| 1106 break; | |
| 1107 case SCANCODE_RIGHTWIN: | |
| 1108 keymap[i] = SDLK_RSUPER; | |
| 1109 break; | |
| 1110 case SCANCODE_LEFTWIN: | |
| 1111 keymap[i] = SDLK_LSUPER; | |
| 1112 break; | |
| 1113 case 127: | |
| 1114 keymap[i] = SDLK_MENU; | |
| 1115 break; | |
| 1116 /* this should take care of all standard ascii keys */ | |
| 1117 default: | |
| 1118 keymap[i] = KVAL(vga_keymap[0][i]); | |
| 1119 break; | |
| 1120 } | |
| 1121 } | |
|
1379
c0a74f199ecf
Use only safe string functions
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
1122 for (i=0; i<SDL_arraysize(keymap); ++i) { |
| 0 | 1123 switch(keymap_temp[i]) { |
| 1124 case K_F1: keymap[i] = SDLK_F1; break; | |
| 1125 case K_F2: keymap[i] = SDLK_F2; break; | |
| 1126 case K_F3: keymap[i] = SDLK_F3; break; | |
| 1127 case K_F4: keymap[i] = SDLK_F4; break; | |
| 1128 case K_F5: keymap[i] = SDLK_F5; break; | |
| 1129 case K_F6: keymap[i] = SDLK_F6; break; | |
| 1130 case K_F7: keymap[i] = SDLK_F7; break; | |
| 1131 case K_F8: keymap[i] = SDLK_F8; break; | |
| 1132 case K_F9: keymap[i] = SDLK_F9; break; | |
| 1133 case K_F10: keymap[i] = SDLK_F10; break; | |
| 1134 case K_F11: keymap[i] = SDLK_F11; break; | |
| 1135 case K_F12: keymap[i] = SDLK_F12; break; | |
| 1136 | |
| 1137 case K_DOWN: keymap[i] = SDLK_DOWN; break; | |
| 1138 case K_LEFT: keymap[i] = SDLK_LEFT; break; | |
| 1139 case K_RIGHT: keymap[i] = SDLK_RIGHT; break; | |
| 1140 case K_UP: keymap[i] = SDLK_UP; break; | |
| 1141 | |
| 1142 case K_P0: keymap[i] = SDLK_KP0; break; | |
| 1143 case K_P1: keymap[i] = SDLK_KP1; break; | |
| 1144 case K_P2: keymap[i] = SDLK_KP2; break; | |
| 1145 case K_P3: keymap[i] = SDLK_KP3; break; | |
| 1146 case K_P4: keymap[i] = SDLK_KP4; break; | |
| 1147 case K_P5: keymap[i] = SDLK_KP5; break; | |
| 1148 case K_P6: keymap[i] = SDLK_KP6; break; | |
| 1149 case K_P7: keymap[i] = SDLK_KP7; break; | |
| 1150 case K_P8: keymap[i] = SDLK_KP8; break; | |
| 1151 case K_P9: keymap[i] = SDLK_KP9; break; | |
| 1152 case K_PPLUS: keymap[i] = SDLK_KP_PLUS; break; | |
| 1153 case K_PMINUS: keymap[i] = SDLK_KP_MINUS; break; | |
| 1154 case K_PSTAR: keymap[i] = SDLK_KP_MULTIPLY; break; | |
| 1155 case K_PSLASH: keymap[i] = SDLK_KP_DIVIDE; break; | |
| 1156 case K_PENTER: keymap[i] = SDLK_KP_ENTER; break; | |
| 1157 case K_PDOT: keymap[i] = SDLK_KP_PERIOD; break; | |
| 1158 | |
| 1159 case K_SHIFT: if ( keymap[i] != SDLK_RSHIFT ) | |
| 1160 keymap[i] = SDLK_LSHIFT; | |
| 1161 break; | |
| 1162 case K_SHIFTL: keymap[i] = SDLK_LSHIFT; break; | |
| 1163 case K_SHIFTR: keymap[i] = SDLK_RSHIFT; break; | |
| 1164 case K_CTRL: if ( keymap[i] != SDLK_RCTRL ) | |
| 1165 keymap[i] = SDLK_LCTRL; | |
| 1166 break; | |
| 1167 case K_CTRLL: keymap[i] = SDLK_LCTRL; break; | |
| 1168 case K_CTRLR: keymap[i] = SDLK_RCTRL; break; | |
| 1169 case K_ALT: keymap[i] = SDLK_LALT; break; | |
| 1170 case K_ALTGR: keymap[i] = SDLK_RALT; break; | |
| 1171 | |
| 1172 case K_INSERT: keymap[i] = SDLK_INSERT; break; | |
| 1173 case K_REMOVE: keymap[i] = SDLK_DELETE; break; | |
| 1174 case K_PGUP: keymap[i] = SDLK_PAGEUP; break; | |
| 1175 case K_PGDN: keymap[i] = SDLK_PAGEDOWN; break; | |
| 1176 case K_FIND: keymap[i] = SDLK_HOME; break; | |
| 1177 case K_SELECT: keymap[i] = SDLK_END; break; | |
| 1178 | |
| 1179 case K_NUM: keymap[i] = SDLK_NUMLOCK; break; | |
| 1180 case K_CAPS: keymap[i] = SDLK_CAPSLOCK; break; | |
| 1181 | |
| 1182 case K_F13: keymap[i] = SDLK_PRINT; break; | |
| 1183 case K_HOLD: keymap[i] = SDLK_SCROLLOCK; break; | |
| 1184 case K_PAUSE: keymap[i] = SDLK_PAUSE; break; | |
| 1185 | |
| 1186 case 127: keymap[i] = SDLK_BACKSPACE; break; | |
| 1187 | |
| 1188 default: break; | |
| 1189 } | |
| 1190 } | |
| 1191 } | |
| 1192 | |
| 1193 static SDL_keysym *TranslateKey(int scancode, SDL_keysym *keysym) | |
| 1194 { | |
| 1195 /* Set the keysym information */ | |
| 1196 keysym->scancode = scancode; | |
| 1197 keysym->sym = keymap[scancode]; | |
| 1198 keysym->mod = KMOD_NONE; | |
| 1199 | |
| 1200 /* If UNICODE is on, get the UNICODE value for the key */ | |
| 1201 keysym->unicode = 0; | |
| 1202 if ( SDL_TranslateUNICODE ) { | |
| 1203 int map; | |
| 1204 SDLMod modstate; | |
| 1205 | |
| 1206 modstate = SDL_GetModState(); | |
| 1207 map = 0; | |
| 1208 if ( modstate & KMOD_SHIFT ) { | |
| 1209 map |= (1<<KG_SHIFT); | |
| 1210 } | |
| 1211 if ( modstate & KMOD_CTRL ) { | |
| 1212 map |= (1<<KG_CTRL); | |
| 1213 } | |
| 1214 if ( modstate & KMOD_ALT ) { | |
| 1215 map |= (1<<KG_ALT); | |
| 1216 } | |
| 1217 if ( modstate & KMOD_MODE ) { | |
| 1218 map |= (1<<KG_ALTGR); | |
| 1219 } | |
| 1220 if ( KTYP(vga_keymap[map][scancode]) == KT_LETTER ) { | |
| 1221 if ( modstate & KMOD_CAPS ) { | |
| 1222 map ^= (1<<KG_SHIFT); | |
| 1223 } | |
| 1224 } | |
| 1225 if ( KTYP(vga_keymap[map][scancode]) == KT_PAD ) { | |
| 1226 if ( modstate & KMOD_NUM ) { | |
| 1227 keysym->unicode=KVAL(vga_keymap[map][scancode]); | |
| 1228 } | |
| 1229 } else { | |
| 1230 keysym->unicode = KVAL(vga_keymap[map][scancode]); | |
| 1231 } | |
| 1232 } | |
| 1233 return(keysym); | |
| 1234 } |