1 /*
2  *	linux/include/video/pmagb-b-fb.h
3  *
4  *	TURBOchannel PMAGB-B Smart Frame Buffer (SFB) card support,
5  *	Copyright (C) 1999, 2000, 2001 by
6  *	Michael Engel <engel@unix-ag.org> and
7  *	Karsten Merker <merker@linuxtag.org>
8  *	Copyright (c) 2005  Maciej W. Rozycki
9  *
10  *	This file is subject to the terms and conditions of the GNU General
11  *	Public License.  See the file COPYING in the main directory of this
12  *	archive for more details.
13  */
14 
15 /* IOmem resource offsets.  */
16 #define PMAGB_B_ROM		0x000000	/* REX option ROM */
17 #define PMAGB_B_SFB		0x100000	/* SFB ASIC */
18 #define PMAGB_B_GP0		0x140000	/* general purpose output 0 */
19 #define PMAGB_B_GP1		0x180000	/* general purpose output 1 */
20 #define PMAGB_B_BT459		0x1c0000	/* Bt459 RAMDAC */
21 #define PMAGB_B_FBMEM		0x200000	/* frame buffer */
22 #define PMAGB_B_SIZE		0x400000	/* address space size */
23 
24 /* IOmem register offsets.  */
25 #define SFB_REG_VID_HOR		0x64		/* video horizontal setup */
26 #define SFB_REG_VID_VER		0x68		/* video vertical setup */
27 #define SFB_REG_VID_BASE	0x6c		/* video base address */
28 #define SFB_REG_TCCLK_COUNT	0x78		/* TURBOchannel clock count */
29 #define SFB_REG_VIDCLK_COUNT	0x7c		/* video clock count */
30 
31 /* Video horizontal setup register constants.  All bits are r/w.  */
32 #define SFB_VID_HOR_BP_SHIFT	0x15		/* back porch */
33 #define SFB_VID_HOR_BP_MASK	0x7f
34 #define SFB_VID_HOR_SYN_SHIFT	0x0e		/* sync pulse */
35 #define SFB_VID_HOR_SYN_MASK	0x7f
36 #define SFB_VID_HOR_FP_SHIFT	0x09		/* front porch */
37 #define SFB_VID_HOR_FP_MASK	0x1f
38 #define SFB_VID_HOR_PIX_SHIFT	0x00		/* active video */
39 #define SFB_VID_HOR_PIX_MASK	0x1ff
40 
41 /* Video vertical setup register constants.  All bits are r/w.  */
42 #define SFB_VID_VER_BP_SHIFT	0x16		/* back porch */
43 #define SFB_VID_VER_BP_MASK	0x3f
44 #define SFB_VID_VER_SYN_SHIFT	0x10		/* sync pulse */
45 #define SFB_VID_VER_SYN_MASK	0x3f
46 #define SFB_VID_VER_FP_SHIFT	0x0b		/* front porch */
47 #define SFB_VID_VER_FP_MASK	0x1f
48 #define SFB_VID_VER_SL_SHIFT	0x00		/* active scan lines */
49 #define SFB_VID_VER_SL_MASK	0x7ff
50 
51 /* Video base address register constants.  All bits are r/w.  */
52 #define SFB_VID_BASE_MASK	0x1ff		/* video base row address */
53 
54 /* Bt459 register offsets, byte-wide registers.  */
55 #define BT459_ADDR_LO		0x0		/* address low */
56 #define BT459_ADDR_HI		0x4		/* address high */
57 #define BT459_DATA		0x8		/* data window register */
58 #define BT459_CMAP		0xc		/* color map window register */
59