11414Scindi /* 21414Scindi * CDDL HEADER START 31414Scindi * 41414Scindi * The contents of this file are subject to the terms of the 5*2869Sgavinm * Common Development and Distribution License (the "License"). 6*2869Sgavinm * You may not use this file except in compliance with the License. 71414Scindi * 81414Scindi * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 91414Scindi * or http://www.opensolaris.org/os/licensing. 101414Scindi * See the License for the specific language governing permissions 111414Scindi * and limitations under the License. 121414Scindi * 131414Scindi * When distributing Covered Code, include this CDDL HEADER in each 141414Scindi * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 151414Scindi * If applicable, add the following below this CDDL HEADER, with the 161414Scindi * fields enclosed by brackets "[]" replaced with your own identifying 171414Scindi * information: Portions Copyright [yyyy] [name of copyright owner] 181414Scindi * 191414Scindi * CDDL HEADER END 201414Scindi * 211414Scindi * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 221414Scindi * Use is subject to license terms. 231414Scindi */ 241414Scindi 251414Scindi #ifndef _SYS_MC_H 261414Scindi #define _SYS_MC_H 271414Scindi 281414Scindi #pragma ident "%Z%%M% %I% %E% SMI" 291414Scindi 301414Scindi /* 311414Scindi * Public interfaces exposed by the memory controller driver 321414Scindi */ 331414Scindi 341414Scindi #include <sys/cpuvar.h> 351414Scindi 361414Scindi #ifdef __cplusplus 371414Scindi extern "C" { 381414Scindi #endif 391414Scindi 401414Scindi #define MC_UNUM_NAMLEN 192 41*2869Sgavinm #define MC_UNUM_NDIMM 2 421414Scindi 431414Scindi typedef struct mc_unum { 441414Scindi int unum_board; 451414Scindi int unum_chip; 461414Scindi int unum_mc; 471414Scindi int unum_cs; 48*2869Sgavinm int unum_rank; 491414Scindi uint64_t unum_offset; 501414Scindi int unum_dimms[MC_UNUM_NDIMM]; 511414Scindi } mc_unum_t; 521414Scindi 53*2869Sgavinm /* 54*2869Sgavinm * Invalid marker used in some numeric properties 55*2869Sgavinm */ 56*2869Sgavinm #define MC_INVALNUM ((uint32_t)-1) 57*2869Sgavinm 581414Scindi #define MC_AMD_DEV_OFFSET 24 /* node ID + offset == PCI dev num */ 591414Scindi 60*2869Sgavinm /* 61*2869Sgavinm * /dev/mc/mc* ioctl cmds 62*2869Sgavinm */ 631414Scindi #define MC_IOC (0x4d43 << 16) 641414Scindi #define MC_IOC_SNAPSHOT_INFO (MC_IOC | 1) 651414Scindi #define MC_IOC_SNAPSHOT (MC_IOC | 2) 66*2869Sgavinm #define MC_IOC_ONLINESPARE_EN (MC_IOC | 4) 671414Scindi 681414Scindi /* 691414Scindi * Prior to requesting a copy of the snapshot, consumers are advised to request 701414Scindi * information regarding the snapshot. An mc_snapshot_info_t will be returned, 711414Scindi * containing the snapshot size as well as the snapshot generation number. Note 721414Scindi * that, due to the potentially dynamic nature of the system, the snapshot may 731414Scindi * change at any time. As such, the information in the mc_snapshot_info_t may 741414Scindi * be out of date by the time it is used. The generation number is used to 751414Scindi * track snapshot changes. That is, the generation number will be updated each 761414Scindi * time the source data for the snapshot is updated. The consumer should not 771414Scindi * attach any meaning to the magnitude of a generation number change, and pay 781414Scindi * attention only to the fact that the number has changed. 791414Scindi */ 801414Scindi typedef struct mc_snapshot_info { 811414Scindi uint32_t mcs_size; /* snapshot size */ 821414Scindi uint_t mcs_gen; /* snapshot generation number */ 831414Scindi } mc_snapshot_info_t; 841414Scindi 851414Scindi #ifdef __cplusplus 861414Scindi } 871414Scindi #endif 881414Scindi 891414Scindi #endif /* _SYS_MC_H */ 90