sys/arch/evbppc/virtex/dev/tftreg.h

   1 /*      $NetBSD$ */
   2
   3 /*
   4  * Copyright (c) 2006 Jachym Holecek
   5  * All rights reserved.
   6  *
   7  * Written for DFC Design, s.r.o.
   8  *
   9  * Redistribution and use in source and binary forms, with or without
  10  * modification, are permitted provided that the following conditions
  11  * are met:
  12  *
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  *
  16  * 2. Redistributions in binary form must reproduce the above copyright
  17  *    notice, this list of conditions and the following disclaimer in the
  18  *    documentation and/or other materials provided with the distribution.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _VIRTEX_DEV_LLFBREG_H_
  33 #define _VIRTEX_DEV_LLFBREG_H_
  34
  35 #define TFT_SIZE                8
  36
  37 /* Used by PLB version, ignored in CDMAC version. */
  38 #define TFT_ADDR                0x0000          /* Framebuffer in RAM */
  39 #define ADDR_MASK               0xffe00000      /* High 11bits decoded */
  40 #define ADDR_ALIGN              (~ADDR_MASK + 1)
  41 #define ADDR_MAKE(addr)         ((addr) >> 21)  /* Write only useful bits */
  42
  43 #define TFT_CTRL                0x0004
  44 #define CTRL_RESET              0x80000000      /* Software reset */
  45 #define CTRL_REVERSE            0x00000002      /* Reverse scan direction */
  46 #define CTRL_ENABLE             0x00000001
  47
  48 #endif /* _VIRTEX_DEV_LLFBREG_H_ */