10Sstevel@tonic-gate /* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*1528Sjwadams * Common Development and Distribution License (the "License"). 6*1528Sjwadams * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 210Sstevel@tonic-gate /* 22*1528Sjwadams * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 230Sstevel@tonic-gate * Use is subject to license terms. 240Sstevel@tonic-gate */ 250Sstevel@tonic-gate 260Sstevel@tonic-gate #ifndef _VMEM_BASE_H 270Sstevel@tonic-gate #define _VMEM_BASE_H 280Sstevel@tonic-gate 290Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 300Sstevel@tonic-gate 310Sstevel@tonic-gate #include <sys/vmem.h> 320Sstevel@tonic-gate #include <umem.h> 330Sstevel@tonic-gate 340Sstevel@tonic-gate #ifdef __cplusplus 350Sstevel@tonic-gate extern "C" { 360Sstevel@tonic-gate #endif 370Sstevel@tonic-gate 380Sstevel@tonic-gate #include "misc.h" 390Sstevel@tonic-gate 400Sstevel@tonic-gate extern void vmem_startup(void); 410Sstevel@tonic-gate extern vmem_t *vmem_init(const char *parent_name, size_t parent_quantum, 420Sstevel@tonic-gate vmem_alloc_t *parent_alloc, vmem_free_t *parent_free, 430Sstevel@tonic-gate const char *heap_name, 440Sstevel@tonic-gate void *heap_start, size_t heap_size, size_t heap_quantum, 450Sstevel@tonic-gate vmem_alloc_t *heap_alloc, vmem_free_t *heap_free); 460Sstevel@tonic-gate 470Sstevel@tonic-gate extern void *_vmem_extend_alloc(vmem_t *vmp, void *vaddr, size_t size, 480Sstevel@tonic-gate size_t alloc, int vmflag); 490Sstevel@tonic-gate 500Sstevel@tonic-gate extern vmem_t *vmem_heap_arena(vmem_alloc_t **, vmem_free_t **); 510Sstevel@tonic-gate extern void vmem_heap_init(void); 520Sstevel@tonic-gate 530Sstevel@tonic-gate extern vmem_t *vmem_sbrk_arena(vmem_alloc_t **, vmem_free_t **); 540Sstevel@tonic-gate extern vmem_t *vmem_mmap_arena(vmem_alloc_t **, vmem_free_t **); 550Sstevel@tonic-gate extern vmem_t *vmem_stand_arena(vmem_alloc_t **, vmem_free_t **); 560Sstevel@tonic-gate 570Sstevel@tonic-gate extern void vmem_update(void *); 580Sstevel@tonic-gate extern void vmem_reap(void); /* vmem_populate()-safe reap */ 590Sstevel@tonic-gate 600Sstevel@tonic-gate extern size_t pagesize; 610Sstevel@tonic-gate extern size_t vmem_sbrk_pagesize; 62*1528Sjwadams extern size_t vmem_sbrk_minalloc; 630Sstevel@tonic-gate 640Sstevel@tonic-gate extern uint_t vmem_backend; 650Sstevel@tonic-gate #define VMEM_BACKEND_SBRK 0x0000001 660Sstevel@tonic-gate #define VMEM_BACKEND_MMAP 0x0000002 670Sstevel@tonic-gate #define VMEM_BACKEND_STAND 0x0000003 680Sstevel@tonic-gate 690Sstevel@tonic-gate extern vmem_t *vmem_heap; 700Sstevel@tonic-gate extern vmem_alloc_t *vmem_heap_alloc; 710Sstevel@tonic-gate extern vmem_free_t *vmem_heap_free; 720Sstevel@tonic-gate 730Sstevel@tonic-gate extern void vmem_lockup(void); 740Sstevel@tonic-gate extern void vmem_release(void); 750Sstevel@tonic-gate 760Sstevel@tonic-gate extern void vmem_sbrk_lockup(void); 770Sstevel@tonic-gate extern void vmem_sbrk_release(void); 780Sstevel@tonic-gate 790Sstevel@tonic-gate extern void vmem_no_debug(void); 800Sstevel@tonic-gate 810Sstevel@tonic-gate #ifdef __cplusplus 820Sstevel@tonic-gate } 830Sstevel@tonic-gate #endif 840Sstevel@tonic-gate 850Sstevel@tonic-gate #endif /* _VMEM_BASE_H */ 86