17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*ae115bc7Smrj * Common Development and Distribution License (the "License"). 6*ae115bc7Smrj * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22*ae115bc7Smrj * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23*ae115bc7Smrj * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #ifndef _SYS_MEMLIST_H 277c478bd9Sstevel@tonic-gate #define _SYS_MEMLIST_H 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SunOS-4.0 1.7 */ 307c478bd9Sstevel@tonic-gate 317c478bd9Sstevel@tonic-gate /* 327c478bd9Sstevel@tonic-gate * Common memlist format, exported by boot. 337c478bd9Sstevel@tonic-gate */ 347c478bd9Sstevel@tonic-gate 357c478bd9Sstevel@tonic-gate #include <sys/types.h> 367c478bd9Sstevel@tonic-gate 377c478bd9Sstevel@tonic-gate #ifdef __cplusplus 387c478bd9Sstevel@tonic-gate extern "C" { 397c478bd9Sstevel@tonic-gate #endif 407c478bd9Sstevel@tonic-gate 417c478bd9Sstevel@tonic-gate /* 427c478bd9Sstevel@tonic-gate * Boot programs of version 4 and greater pass a linked list 437c478bd9Sstevel@tonic-gate * of struct memlist to the kernel. 447c478bd9Sstevel@tonic-gate */ 457c478bd9Sstevel@tonic-gate struct memlist { 467c478bd9Sstevel@tonic-gate uint64_t address; /* starting address of memory segment */ 477c478bd9Sstevel@tonic-gate uint64_t size; /* size of same */ 487c478bd9Sstevel@tonic-gate struct memlist *next; /* link to next list element */ 497c478bd9Sstevel@tonic-gate struct memlist *prev; /* link to previous list element */ 507c478bd9Sstevel@tonic-gate }; 517c478bd9Sstevel@tonic-gate 527c478bd9Sstevel@tonic-gate extern int address_in_memlist(struct memlist *, uint64_t, size_t); 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate /* 557c478bd9Sstevel@tonic-gate * phys_install is the pointer to the physical installed memory list 567c478bd9Sstevel@tonic-gate * which may change when memory is added or deleted. The functions 577c478bd9Sstevel@tonic-gate * memlist_read_lock() and memlist_read_unlock() should be used 587c478bd9Sstevel@tonic-gate * to protect reading this list. 597c478bd9Sstevel@tonic-gate */ 607c478bd9Sstevel@tonic-gate extern struct memlist *phys_install; 617c478bd9Sstevel@tonic-gate 627c478bd9Sstevel@tonic-gate #ifdef __cplusplus 637c478bd9Sstevel@tonic-gate } 647c478bd9Sstevel@tonic-gate #endif 657c478bd9Sstevel@tonic-gate 667c478bd9Sstevel@tonic-gate #endif /* _SYS_MEMLIST_H */ 67