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1 /* $Id: iga.h,v 1.2 1999/09/11 22:56:31 zaitcev Exp $
2  * iga1682.h: Sparc/PCI iga1682 driver constants etc.
3  *
4  * Copyleft 1998 V. Roganov and G. Raiko
5  */
6
7 #ifndef _IGA1682_H
8 #define _IGA1682_H 1
9
10 #define IGA_ATTR_CTL                    0x3C0
11 #define   IGA_IDX_VGA_OVERSCAN          0x11
12 #define DAC_W_INDEX                     0x03C8
13 #define DAC_DATA                        0x03C9
14 #define IGA_EXT_CNTRL                   0x3CE
15 #define   IGA_IDX_EXT_BUS_CNTL          0x30
16 #define     MEM_SIZE_ALIAS              0x3
17 #define     MEM_SIZE_1M                 0x0
18 #define     MEM_SIZE_2M                 0x1
19 #define     MEM_SIZE_4M                 0x2
20 #define     MEM_SIZE_RESERVED           0x3
21 #define   IGA_IDX_OVERSCAN_COLOR        0x58
22 #define   IGA_IDX_EXT_MEM_2             0x72
23
24 #endif /* !(_IGA1682_H) */