File: /usr/src/linux/drivers/video/iga.h

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     struct iga1682_info
11     {
12         unsigned int total_vram;
13     };
14     
15     #define IGA_ATTR_CTL			0x3C0
16     #define   IGA_IDX_VGA_OVERSCAN		0x11
17     #define DAC_W_INDEX                     0x03C8
18     #define DAC_DATA                        0x03C9
19     #define IGA_EXT_CNTRL                   0x3CE
20     #define   IGA_IDX_EXT_BUS_CNTL          0x30
21     #define     MEM_SIZE_ALIAS              0x3
22     #define     MEM_SIZE_1M                 0x0
23     #define     MEM_SIZE_2M                 0x1
24     #define     MEM_SIZE_4M                 0x2
25     #define     MEM_SIZE_RESERVED           0x3
26     #define   IGA_IDX_OVERSCAN_COLOR        0x58
27     #define   IGA_IDX_EXT_MEM_2             0x72
28     
29     #endif /* !(_IGA1682_H) */
30