openwrt/package/lcd4linux/patches/patch-drv_generic_parport_c

   1 --- lcd4linux-0.10.0-RC1/drv_generic_parport.c  2005-01-06 17:54:54.000000000 +0100
   2 +++ lcd/drv_generic_parport.c   2005-03-20 01:20:48.052255953 +0100
   3 @@ -359,13 +359,12 @@
   4  #ifdef WITH_PPDEV
   5    if (PPdev) {
   6      ioctl (PPfd, PPDATADIR, &direction);
   7 -  } else
   8 +  }
   9 +#else
  10 +       /* code stolen from linux/parport_pc.h */
  11 +       ctr = (ctr & ~0x20) ^ (direction?0x20:0x00);
  12 +       outb (ctr, Port+2);
  13  #endif
  14 -    {
  15 -      /* code stolen from linux/parport_pc.h */
  16 -      ctr = (ctr & ~0x20) ^ (direction?0x20:0x00);
  17 -      outb (ctr, Port+2);
  18 -    }
  19  }
  20
  21
  22 @@ -383,11 +382,10 @@
  23  #ifdef WITH_PPDEV
  24    if (PPdev) {
  25      ioctl (PPfd, PPRSTATUS, &data);
  26 -  } else
  27 +  }
  28 +#else
  29 +  data = inb (Port+1);
  30  #endif
  31 -    {
  32 -      data = inb (Port+1);
  33 -    }
  34
  35    /* clear unused bits */
  36    data &= mask;
  37 @@ -413,13 +411,12 @@
  38      frob.mask=mask;
  39      frob.val=val;
  40      ioctl (PPfd, PPFCONTROL, &frob);
  41 -  } else
  42 +  }
  43 +#else
  44 +  /* code stolen from linux/parport_pc.h */
  45 +  ctr = (ctr & ~mask) ^ val;
  46 +  outb (ctr, Port+2);
  47  #endif
  48 -    {
  49 -      /* code stolen from linux/parport_pc.h */
  50 -      ctr = (ctr & ~mask) ^ val;
  51 -      outb (ctr, Port+2);
  52 -    }
  53  }
  54
  55
  56 @@ -456,9 +453,9 @@
  57      frob.val = value2;
  58      ioctl (PPfd, PPFCONTROL, &frob);
  59
  60 -  } else
  61 -#endif
  62 -    {
  63 +  }
  64 +#else
  65 +
  66        /* rise */
  67        ctr = (ctr & ~bits) ^ value1;
  68        outb (ctr, Port+2);
  69 @@ -469,7 +466,8 @@
  70        /* lower */
  71        ctr = (ctr & ~bits) ^ value2;
  72        outb (ctr, Port+2);
  73 -    }
  74 +
  75 +#endif
  76  }
  77
  78
  79 @@ -478,11 +476,11 @@
  80  #ifdef WITH_PPDEV
  81    if (PPdev) {
  82      ioctl(PPfd, PPWDATA, &data);
  83 -  } else
  84 +  }
  85 +#else
  86 +  outb (data, Port);
  87  #endif
  88 -    {
  89 -      outb (data, Port);
  90 -    }
  91 +
  92  }
  93
  94  unsigned char drv_generic_parport_read (void)
  95 @@ -492,11 +490,10 @@
  96  #ifdef WITH_PPDEV
  97    if (PPdev) {
  98      ioctl (PPfd, PPRDATA, &data);
  99 -  } else
 100 +  }
 101 +#else
 102 +  data=inb (Port);
 103  #endif
 104 -    {
 105 -      data=inb (Port);
 106 -    }
 107    return data;
 108  }
 109