linux/include/video/pmag-ba-fb.h
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   1/*
   2 *      linux/include/video/pmag-ba-fb.h
   3 *
   4 *      TURBOchannel PMAG-BA Color Frame Buffer (CFB) card support,
   5 *      Copyright (C) 1999, 2000, 2001 by
   6 *      Michael Engel <engel@unix-ag.org>,
   7 *      Karsten Merker <merker@linuxtag.org>
   8 *      Copyright (c) 2005  Maciej W. Rozycki
   9 *
  10 *      This file is subject to the terms and conditions of the GNU General
  11 *      Public License.  See the file COPYING in the main directory of this
  12 *      archive for more details.
  13 */
  14
  15/* IOmem resource offsets.  */
  16#define PMAG_BA_FBMEM           0x000000        /* frame buffer */
  17#define PMAG_BA_BT459           0x200000        /* Bt459 RAMDAC */
  18#define PMAG_BA_IRQ             0x300000        /* IRQ acknowledge */
  19#define PMAG_BA_ROM             0x380000        /* REX option ROM */
  20#define PMAG_BA_BT438           0x380000        /* Bt438 clock chip reset */
  21#define PMAG_BA_SIZE            0x400000        /* address space size */
  22
  23/* Bt459 register offsets, byte-wide registers.  */
  24#define BT459_ADDR_LO           0x0             /* address low */
  25#define BT459_ADDR_HI           0x4             /* address high */
  26#define BT459_DATA              0x8             /* data window register */
  27#define BT459_CMAP              0xc             /* color map window register */
  28
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