xref: /netbsd/sys/dev/pci/amdpmreg.h (revision 6550d01e)
1 /*	$NetBSD: amdpmreg.h,v 1.4 2008/04/28 20:23:54 martin Exp $	*/
2 
3 /*-
4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Enami Tsugutomo.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #define	AMDPM_CONFREG	0x40
33 
34 /* 0x40: General Configuration 1 Register */
35 #define	AMDPM_RNGEN	0x00000080	/* random number generator enable */
36 #define	AMDPM_STOPTMR	0x00000040	/* stop free-running timer */
37 
38 /* 0x41: General Configuration 2 Register */
39 #define	AMDPM_PMIOEN	0x00008000	/* system management IO space enable */
40 #define	AMDPM_TMRRST	0x00004000	/* reset free-running timer */
41 #define	AMDPM_TMR32	0x00000800	/* extended (32 bit) timer enable */
42 
43 /* 0x42: SCI Interrupt Configuration Register */
44 /* 0x43: Previous Power State Register */
45 
46 #define	AMDPM_PMPTR	0x58		/* PMxx System Management IO space
47 					   Pointer */
48 #define	NFORCE_PMPTR	0x14		/* nForce System Management IO space */
49 #define	AMDPM_PMBASE(x)	((x) & 0xff00)	/* PMxx base address */
50 #define	NFORCE_PMBASE(x) ((x) & 0xfffc) /* nForce base address */
51 #define	AMDPM_PMSIZE	256		/* PMxx space size */
52 
53 /* Registers in PMxx space */
54 #define	AMDPM_TMR	0x08		/* 24/32 bit timer register */
55 
56 #define	AMDPM_RNGDATA	0xf0		/* 32 bit random data register */
57 #define	AMDPM_RNGSTAT	0xf4		/* RNG status register */
58 #define	AMDPM_RNGDONE	0x00000001	/* Random number generation complete */
59