summaryrefslogtreecommitdiff
path: root/sys/dev/ic/i82810reg.h
blob: b20f4e6a13760f55d4748efea83789692774e34f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
/*	$OpenBSD: i82810reg.h,v 1.1 2002/07/12 20:17:03 mickey Exp $	*/

/*
 * Copyright (c) 2000 Michael Shalayeff
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by Michael Shalayeff.
 * 4. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
 */


/*
 * Intel i82810/810E memory and graphics controller
 *	http://
 */

/* Host-Hub Interface Bridge/DRAM Controller Device Registers (Device 0) */
#define	I82810_SMRAM		0x70
#define	I82810_SMRAM_GMS_DIS	0x00
#define	I82810_SMRAM_GMS_RSRVD	0x40
#define	I82810_SMRAM_GMS_512	0x80
#define	I82810_SMRAM_GMS_1024	0xc0
#define	I82810_SMRAM_USMM_DIS	0x00
#define	I82810_SMRAM_USMM_TDHE	0x10
#define	I82810_SMRAM_USMM_T5HE	0x20
#define	I82810_SMRAM_USMM_T1HE	0x30
#define	I82810_SMRAM_LSMM_DIS	0x00
#define	I82810_SMRAM_LSMM_GSM	0x04
#define	I82810_SMRAM_LSMM_CRSH	0x08
#define	I82810_SMRAM_D_LCK	0x02
#define	I82810_SMRAM_E_SMERR	0x01
#define	I82810_MISCC		0x72
#define	I82810_MISCC_GDCWS	0x0001
#define	I82810_MISCC_P_LCK	0x0008
#define	I82810_MISCC_WPTHC_NO	0x0000
#define	I82810_MISCC_WPTHC_625	0x0010
#define	I82810_MISCC_WPTHC_500	0x0020
#define	I82810_MISCC_WPTHC_375	0x0030
#define	I82810_MISCC_RPTHC_NO	0x0000
#define	I82810_MISCC_RPTHC_625	0x0040
#define	I82810_MISCC_RPTHC_500	0x0080
#define	I82810_MISCC_RPTHC_375	0x00c0

/* Graphics Device Registers (Device 1) */
#define	I82810_GMADR		0x10
#define	I82810_MMADR		0x14

#define	I82810_DRT		0x3000
#define	I82810_DRT_DP		0x01
#define	I82810_DRAMCL		0x3001
#define	I82810_DRAMCL_RPT	0x01
#define	I82810_DRAMCL_RT	0x02
#define	I82810_DRAMCL_CL	0x04
#define	I82810_DRAMCL_RCO	0x08
#define	I82810_DRAMCL_PMC	0x10
#define	I82810_DRAMCH		0x3002
#define	I82810_DRAMCH_SMS	0x07
#define	I82810_DRAMCH_DRR	0x18
#define	I82810_GTT		0x10000