mem_addr.h revision 10650:5195e7d7a5f4 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _MEM_ADDR_H
28#define	_MEM_ADDR_H
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
34#include "intel_nhm.h"
35
36#ifdef	_KERNEL
37
38extern uint64_t rankaddr_to_dimm(uint64_t rankaddr, int node,
39    int channel, int dimm, int writing, uint64_t *bank,
40    uint64_t *row, uint64_t *column);
41extern uint64_t dimm_to_rankaddr(int node, int channel,
42    int dimm, uint64_t rowaddr, uint64_t bankaddr,
43    uint64_t coladr, int *log_chan);
44extern uint64_t rankaddr_to_phyaddr(int node, int log_chan,
45    int dimm, int rank, int rankaddr);
46extern uint64_t caddr_to_dimm(int node, int channel, uint64_t caddr,
47    int *rank_p, uint64_t *rank_addr_p);
48
49#pragma weak caddr_to_dimm
50#pragma weak rankaddr_to_dimm
51#pragma weak dimm_to_rankaddr
52#pragma weak rankaddr_to_phyaddr
53
54extern char closed_page;
55extern char ecc_enabled;
56extern char divby3_enabled;
57extern char lockstep[2];
58extern char mirror_mode[2];
59extern char spare_channel[2];
60extern sad_t sad[MAX_SAD_DRAM_RULE];
61extern tad_t tad[MAX_CPU_NODES][MAX_TAD_DRAM_RULE];
62extern sag_ch_t sag_ch[MAX_CPU_NODES][CHANNELS_PER_MEMORY_CONTROLLER]
63	[MAX_TAD_DRAM_RULE];
64extern rir_t rir[MAX_CPU_NODES][CHANNELS_PER_MEMORY_CONTROLLER]
65	[MAX_TAD_DRAM_RULE];
66extern dod_t dod_reg[MAX_CPU_NODES][CHANNELS_PER_MEMORY_CONTROLLER]
67	[MAX_DIMMS_PER_CHANNEL];
68
69#endif	/* _KERNEL */
70
71#define	CAS_MASK	0xFFFFFF
72#define	BANK_MASK	0xFF
73#define	RAS_MASK	0xFFFFF
74#define	RANK_MASK	0x7FF
75
76#ifdef __cplusplus
77}
78#endif
79
80#endif /* _MEM_ADDR_H */
81