dimm_phys.h revision 20c794b39650d115e17a15983b6b82e46238cf45
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _DIMM_PHYS_H
#define _DIMM_PHYS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#define OFFSET_ROW_BANK_COL 0x8000000000000000ULL
#define OFFSET_RANK_SHIFT 52
#define OFFSET_RAS_SHIFT 32
#define OFFSET_BANK_SHIFT 24
#define TCODE_OFFSET(rank, bank, ras, cas) (OFFSET_ROW_BANK_COL | \
((uint64_t)(rank) << OFFSET_RANK_SHIFT) | \
((uint64_t)(ras) << OFFSET_RAS_SHIFT) | \
((uint64_t)(bank) << OFFSET_BANK_SHIFT) | (cas))
#define TCODE_OFFSET_RANK(tcode) (((tcode) >> OFFSET_RANK_SHIFT) & RANK_MASK)
#define TCODE_OFFSET_RAS(tcode) (((tcode) >> OFFSET_RAS_SHIFT) & RAS_MASK)
#define TCODE_OFFSET_BANK(tcode) (((tcode) >> OFFSET_BANK_SHIFT) & BANK_MASK)
#define TCODE_OFFSET_CAS(tcode) ((tcode) & CAS_MASK)
extern void dimm_init(void);
extern void dimm_fini(void);
extern void dimm_add_rank(int, int, int, int, uint64_t, uint32_t, uint32_t,
int, uint64_t);
extern void dimm_add_geometry(int, int, int, int, int, int);
extern uint64_t dimm_getoffset(int, int, int, int, int);
extern uint64_t dimm_getphys(int, int, int, int, int);
#ifdef __cplusplus
}
#endif
#endif /* _DIMM_PHYS_H */