gmem_page.h revision 8346:ecea0dd9d4ce
159191Skris/* 259191Skris * CDDL HEADER START 359191Skris * 459191Skris * The contents of this file are subject to the terms of the 568651Skris * Common Development and Distribution License (the "License"). 659191Skris * You may not use this file except in compliance with the License. 759191Skris * 859191Skris * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 959191Skris * or http://www.opensolaris.org/os/licensing. 1068651Skris * See the License for the specific language governing permissions 1159191Skris * and limitations under the License. 1259191Skris * 1368651Skris * When distributing Covered Code, include this CDDL HEADER in each 1468651Skris * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 1568651Skris * If applicable, add the following below this CDDL HEADER, with the 1668651Skris * fields enclosed by brackets "[]" replaced with your own identifying 17160814Ssimon * information: Portions Copyright [yyyy] [name of copyright owner] 1868651Skris * 1968651Skris * CDDL HEADER END 2068651Skris */ 21194206Ssimon/* 2259191Skris * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 2359191Skris * Use is subject to license terms. 2468651Skris */ 2559191Skris 2659191Skris#ifndef _GMEM_PAGE_H 2759191Skris#define _GMEM_PAGE_H 2859191Skris 2959191Skris 3059191Skris/* 3168651Skris * Routines for the creation of page retirement faults and for the management of 3268651Skris * page-related state. 3359191Skris */ 3459191Skris 3559191Skris#include <gmem_state.h> 3659191Skris#include <gmem_fmri.h> 3759191Skris 3859191Skris#include <fm/fmd_api.h> 3959191Skris#include <sys/types.h> 4068651Skris 4168651Skris#ifdef __cplusplus 4259191Skrisextern "C" { 4359191Skris#endif 4459191Skris 4559191Skris#define PAGE_MKVERSION(version) (version) 4659191Skris 4768651Skris#define CMD_PAGE_VERSION_0 PAGE_MKVERSION(0) 4868651Skris#define CMD_PAGE_VERSION CMD_PAGE_VERSION_0 4968651Skris 5068651Skris#define CMD_PAGE_VERSIONED(page) ((page)->page_version) 5168651Skris 5268651Skristypedef struct gmem_page_pers { 5368651Skris gmem_header_t pagep_header; /* Nodetype must be CMD_NT_PAGE */ 5468651Skris uint_t pagep_version; 5568651Skris gmem_fmri_t pagep_asru; /* ASRU for this DIMM */ 5668651Skris uint64_t pagep_physbase; /* base phys addr for page */ 5768651Skris uint64_t pagep_offset; /* page offset */ 5868651Skris uint_t pagep_flags; /* CMD_MEM_F_* */ 5968651Skris} gmem_page_pers_t; 6068651Skris 6168651Skristypedef struct gmem_page { 6268651Skris gmem_page_pers_t page_pers; 6368651Skris gmem_case_t page_case; /* Open CE case against this page */ 64160814Ssimon} gmem_page_t; 65160814Ssimon 66160814Ssimon#define CMD_PAGE_MAXSIZE sizeof (gmem_page_pers_t) 67160814Ssimon#define CMD_PAGE_MINSIZE sizeof (gmem_page_pers_t) 68160814Ssimon 6968651Skris#define page_header page_pers.pagep_header 7068651Skris#define page_nodetype page_pers.pagep_header.hdr_nodetype 71237658Sjkim#define page_bufname page_pers.pagep_header.hdr_bufname 7268651Skris#define page_version page_pers.pagep_version 7368651Skris#define page_asru page_pers.pagep_asru 7468651Skris#define page_asru_nvl page_pers.pagep_asru.fmri_nvl 7568651Skris#define page_flags page_pers.pagep_flags 7668651Skris#define page_physbase page_pers.pagep_physbase 7768651Skris#define page_offset page_pers.pagep_offset 7868651Skris#define page_list page_header.hdr_list 7968651Skris 8068651Skris/* 8168651Skris * Page retirement 82194206Ssimon * 83194206Ssimon * When a page is to be retired, these routines are called to generate and 84194206Ssimon * manage a fault.memory.page against the page. 85194206Ssimon */ 8668651Skrisextern int gmem_page_fault(fmd_hdl_t *, nvlist_t *, nvlist_t *, fmd_event_t *, 8768651Skris uint64_t, uint64_t); 8868651Skrisextern void gmem_page_close(fmd_hdl_t *, void *); 8968651Skris 9068651Skrisextern gmem_page_t *gmem_page_create(fmd_hdl_t *, nvlist_t *, uint64_t, 9168651Skris uint64_t); 9268651Skrisextern gmem_page_t *gmem_page_lookup(uint64_t); 9368651Skris 9459191Skrisextern void gmem_page_dirty(fmd_hdl_t *, gmem_page_t *); 9559191Skrisextern void *gmem_page_restore(fmd_hdl_t *, fmd_case_t *, gmem_case_ptr_t *); 9659191Skrisextern void gmem_page_validate(fmd_hdl_t *); 9759191Skrisextern void gmem_page_destroy(fmd_hdl_t *, gmem_page_t *); 9859191Skrisextern void gmem_page_fini(fmd_hdl_t *); 9959191Skris 10059191Skris#ifdef __cplusplus 10159191Skris} 10259191Skris#endif 10359191Skris 10459191Skris#endif /* _GMEM_PAGE_H */ 10559191Skris