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1da177e4 LT |
1 | /* |
2 | * linux/drivers/video/maxinefb.h | |
3 | * | |
4 | * DECstation 5000/xx onboard framebuffer support, Copyright (C) 1999 by | |
5 | * Michael Engel <engel@unix-ag.org> and Karsten Merker <merker@guug.de> | |
6 | * This file is subject to the terms and conditions of the GNU General | |
7 | * Public License. See the file COPYING in the main directory of this | |
8 | * archive for more details. | |
9 | */ | |
10 | ||
11 | #include <asm/addrspace.h> | |
12 | ||
13 | /* | |
14 | * IMS332 video controller register base address | |
15 | */ | |
16 | #define MAXINEFB_IMS332_ADDRESS KSEG1ADDR(0x1c140000) | |
17 | ||
18 | /* | |
19 | * Begin of DECstation 5000/xx onboard framebuffer memory, default resolution | |
20 | * is 1024x768x8 | |
21 | */ | |
22 | #define DS5000_xx_ONBOARD_FBMEM_START KSEG1ADDR(0x0a000000) | |
23 | ||
24 | /* | |
25 | * The IMS 332 video controller used in the DECstation 5000/xx series | |
26 | * uses 32 bits wide registers; the following defines declare the | |
27 | * register numbers, to get the real offset, these have to be multiplied | |
28 | * by four. | |
29 | */ | |
30 | ||
31 | #define IMS332_REG_CURSOR_RAM 0x200 /* hardware cursor bitmap */ | |
32 | ||
33 | /* | |
34 | * The color palette entries have the form 0x00BBGGRR | |
35 | */ | |
36 | #define IMS332_REG_COLOR_PALETTE 0x100 /* color palette, 256 entries */ | |
37 | #define IMS332_REG_CURSOR_COLOR_PALETTE 0x0a1 /* cursor color palette, */ | |
38 | /* 3 entries */ |