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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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 */