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ps3videomode.c
Code:
/*
 * Copyright (C) 2006 Sony Computer Entertainment Inc.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published
 * by the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <fcntl.h>
#include <getopt.h>
#include <string.h>
#include <errno.h>
#include <stdint.h>
#include <sys/ioctl.h>
#include <asm/ps3av.h>

#define PS3VIDEOMODE_VERSION "1.00"
#define FB_NAME "/dev/fb0"

#define PS3FB_IOCTL_SETMODE        _IOW('r',  1, int)
#define PS3FB_IOCTL_GETMODE        _IOR('r',  2, int)

struct option long_options[] = {
   { "help"  , 0, NULL, 'h' },
   { "video" , 0, NULL, 'v' }, /* video mode */
   { "rgb"   , 0, NULL, 'r' }, /* RGB color space */
   { "full"  , 0, NULL, 'f' }, /* full screen mode */
   { "dither", 0, NULL, 'd' }, /* dither ON */
   { "hdcp"  , 0, NULL, 'H' }, /* HDCP OFF, Retail PS3 product doesn't support this */
   { NULL   , 0, NULL,  0  }
};

static void usage(void)
{
   printf(
   "Usage:\n"
   "  ps3videomode [options]\n"
   "\n"
   "Options:\n"
   "  --help,  -h        print this message\n"
   "  --video, -v <ID>    set video mode ID\n"
   "  --full,  -f        use full screen mode\n"
   "  --dither,-d        use dither ON mode\n"
   "\n"
   "Video mode ID:\n"
   "  0:auto mode \n"
   "  YUV 60Hz  1:480i  2:480p  3:720p  4:1080i  5:1080p\n"
   "  YUV 50Hz  6:576i  7:576p  8:720p  9:1080i 10:1080p\n"
   "  RGB 60Hz 33:480i 34:480p 35:720p 36:1080i 37:1080p\n"
   "  RGB 50Hz 38:576i 39:576p 40:720p 41:1080i 42:1080p\n"
   "  VESA    11:WXGA 12:SXGA 13:WUXGA\n"
   "\n"
   "  full screen mode: <video mode ID> + 128\n"
   "  dither ON mode  : <video mode ID> + 2048\n"
   "\n"
   "Example:\n"
   "  ps3videomode -v 3 -f   720p 60Hz with full screen mode.\n"
   "  ps3videomode -v 131    Same as above.\n"
   "\n"
   "If no arguments are given, ps3videomode displays the current video mode.\n"
   );
   exit(1);
}

int main(int argc, char *argv[])
{
   int fd, res, c;
   int vid = -1;
   int opt = 0;

   while((c = getopt_long(argc, argv, "hv:rfdH", long_options, NULL))
      != EOF) {
      switch(c) {
      case 'v':
         vid = atoi(optarg);
         break;
      case 'r':
         opt |= PS3AV_MODE_RGB;
         break;
      case 'f':
         opt |= PS3AV_MODE_FULL;
         break;
      case 'd':
         opt |= PS3AV_MODE_DITHER;
         break;
      case 'H':
         opt |= PS3AV_MODE_HDCP_OFF; /* PS3tool only */
         break;
      case 'h':
      default:
         usage();
         exit(1);
         break;
      }
   }

   vid |= opt;

   /* open device */
   if ((fd = open(FB_NAME, O_RDWR)) < 0) {
      printf("error open:%d\n", fd);
      return -1;
   }

   /* ioctl */
   if (vid < 0) {
      vid = 0;
      if ((res = ioctl(fd, PS3FB_IOCTL_GETMODE, (unsigned long)&vid))
            < 0) {
         printf("PS3FB_IOCTL_GETMODE failed, status %d\n", res);
      } else {
         printf("%d\n", vid);
      }
   } else {
      if ((res = ioctl(fd, PS3FB_IOCTL_SETMODE, (unsigned long)&vid))
            < 0) {
         printf("PS3FB_IOCTL_SETMODE failed, status %d\n", res);
      } else {
         printf("video mode:%d\n", vid);
      }
   }

   /* close device */
   close(fd);

   return 0;
}