/* $Id: iga.h,v 1.2 1999/09/11 22:56:31 zaitcev Exp $
   * iga1682.h: Sparc/PCI iga1682 driver constants etc.
   *
   * Copyleft 1998 V. Roganov and G. Raiko
   */
  
  #ifndef _IGA1682_H
  #define _IGA1682_H 1
  
  #define IGA_ATTR_CTL			0x3C0
  #define   IGA_IDX_VGA_OVERSCAN		0x11
  #define DAC_W_INDEX                     0x03C8
  #define DAC_DATA                        0x03C9
  #define IGA_EXT_CNTRL                   0x3CE
  #define   IGA_IDX_EXT_BUS_CNTL          0x30
  #define     MEM_SIZE_ALIAS              0x3
  #define     MEM_SIZE_1M                 0x0
  #define     MEM_SIZE_2M                 0x1
  #define     MEM_SIZE_4M                 0x2
  #define     MEM_SIZE_RESERVED           0x3
  #define   IGA_IDX_OVERSCAN_COLOR        0x58
  #define   IGA_IDX_EXT_MEM_2             0x72
  
  #endif /* !(_IGA1682_H) */