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 2008 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _MCAMD_DIMMCFG_H 28#define _MCAMD_DIMMCFG_H 29 30#include <sys/types.h> 31#include <sys/mc_amd.h> 32 33#ifdef __cplusplus 34extern "C" { 35#endif 36 37typedef struct mcdcfg_csl mcdcfg_csl_t; 38typedef struct mcdcfg_rslt mcdcfg_rslt_t; 39 40/* 41 * Chip-select line representation. 42 */ 43struct mcdcfg_csl { 44 uint8_t csl_chan; /* 0 = A, 1 = B */ 45 uint8_t csl_slot; /* dimm slot on channel, 0/1/2/3 (pair #) */ 46 uint8_t csl_rank; /* dimm rank in slot, 0/1/2/3 */ 47}; 48 49/* 50 * Results structure for mdcfg_lookup 51 */ 52struct mcdcfg_rslt { 53 int ldimm; /* logical DIMM number */ 54 int ndimm; /* # of associated physical dimms */ 55 struct { 56 int toponum; /* dimm instance in topology */ 57 const mcdcfg_csl_t *cslp; /* chip-select parameters */ 58 } dimm[MC_CHIP_DIMMPERCS]; /* ndimm entries are valid */ 59}; 60 61/* 62 * Chip-select line name maximum string length 63 */ 64#define MCDCFG_CSNAMELEN 32 65 66extern int mcdcfg_lookup(uint32_t, int, int, int, uint32_t, int, int, 67 mcdcfg_rslt_t *); 68extern void mcdcfg_csname(uint32_t, const mcdcfg_csl_t *, char *, int); 69 70 71#ifdef __cplusplus 72} 73#endif 74 75#endif /* _MCAMD_DIMMCFG_H */ 76