drivers/tdfx_vid_test.c

   1 /*
   2  * Copyright (C) 2003 Alban Bedel
   3  *
   4  * This file is part of MPlayer.
   5  *
   6  * MPlayer is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * MPlayer is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with MPlayer; if not, write to the Free Software Foundation, Inc.,
  18  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19  */
  20
  21 #include <stdlib.h>
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <sys/types.h>
  25 #include <sys/stat.h>
  26 #include <fcntl.h>
  27 #include <unistd.h>
  28 #include <sys/mman.h>
  29 #include <sys/ioctl.h>
  30 #include <inttypes.h>
  31
  32 #include "tdfx_vid.h"
  33
  34
  35 static void print_tdfd_vid_cfg(tdfx_vid_config_t* cfg) {
  36      printf("tdfx_vid version %d\n"
  37             "  Ram: %d\n"
  38             "  Screen: %d x %d\n",
  39             cfg->version,
  40             cfg->ram_size,
  41             cfg->screen_width, cfg->screen_height);
  42 }
  43
  44
  45 int main(void) {
  46   int fd;
  47   unsigned char *mem;
  48   /* int i; */
  49   /* unsigned char *ptr; */
  50   tdfx_vid_agp_move_t move;
  51   tdfx_vid_config_t cfg;
  52   tdfx_vid_blit_t blit;
  53
  54   fd = open("/dev/tdfx_vid", O_RDWR);
  55
  56   if(fd <= 0) {
  57     printf("Can't open /dev/tdfx_vid\n");
  58     return 1;
  59   }
  60
  61   if(ioctl(fd,TDFX_VID_GET_CONFIG,&cfg)) {
  62     printf("Ioctl GET_CONFIG error\n");
  63     close(fd);
  64     return 1;
  65   }
  66
  67   print_tdfd_vid_cfg(&cfg);
  68
  69   mem = mmap( NULL, 640*480*2, PROT_READ | PROT_WRITE, MAP_SHARED,
  70               fd, 0);
  71
  72   if(mem == MAP_FAILED) {
  73     printf("Memmap failed !!!!!\n");
  74     return 1;
  75   }
  76
  77 /*   for(ptr = mem, i = 0 ; i < 640*480 ; i++) { */
  78 /*     ptr[0] = i & 0xFF; */
  79 /*     ptr[1] = (i & 0xFF); */
  80 /*     ptr += 2; */
  81 /*   } */
  82
  83   memset(mem,0xFF,640*480*2);
  84
  85   memset(&move, 0, sizeof(tdfx_vid_agp_move_t));
  86   move.width = 640;
  87   move.height = 240;
  88   move.src_stride = 640;
  89   move.dst_stride = 640*2;
  90
  91   if(ioctl(fd,TDFX_VID_AGP_MOVE,&move)) {
  92     printf("AGP Move failed !!!!\n");
  93     return 0;
  94   }
  95
  96   printf("AGP Move ????\n");
  97   sleep(1);
  98
  99   blit.src = 0;
 100   blit.src_stride = 640*2;
 101   blit.src_x = blit.src_y = 0;
 102   blit.src_w = 320;
 103   blit.src_h = 240;
 104   blit.src_format = cfg.screen_format;
 105
 106   blit.dst = 240*640*2+320;
 107   blit.dst_stride = 640*2;
 108   blit.dst_x = blit.dst_y = 0;
 109   blit.dst_w = 320;
 110   blit.dst_h = 240;
 111   blit.dst_format = cfg.screen_format;
 112
 113   if(ioctl(fd,TDFX_VID_BLIT,&blit)) {
 114     printf("Blit failed !!!!\n");
 115     return 0;
 116   }
 117
 118   close(fd);
 119   return 1;
 120 }