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1/*
2 * linux/drivers/video/pmagb-b-fb.h
3 *
4 * TurboChannel PMAGB-B framebuffer card support,
5 * Copyright (C) 1999, 2000, 2001 by
6 * Michael Engel <engel@unix-ag.org> and
7 * Karsten Merker <merker@linuxtag.org>
8 * This file is subject to the terms and conditions of the GNU General
9 * Public License. See the file COPYING in the main directory of this
10 * archive for more details.
11 */
12
13
14/*
15 * Bt459 RAM DAC register base offset (rel. to TC slot base address)
16 */
17#define PMAGB_B_BT459_OFFSET 0x001C0000
18
19/*
20 * Begin of PMAGB-B framebuffer memory, resolution is configurable:
21 * 1024x864x8 or 1280x1024x8, settable by jumper on the card
22 */
23#define PMAGB_B_ONBOARD_FBMEM_OFFSET 0x00201000
24
25/*
26 * Bt459 register offsets, byte-wide registers
27 */
28
29#define BT459_ADR_LOW BT459_OFFSET + 0x00 /* addr. low */
30#define BT459_ADR_HIGH BT459_OFFSET + 0x04 /* addr. high */
31#define BT459_DATA BT459_OFFSET + 0x08 /* r/w data */
32#define BT459_CMAP BT459_OFFSET + 0x0C /* color map */