1 /*- 2 * Copyright (c) 2002-2006 Rice University 3 * All rights reserved. 4 * 5 * This software was developed for the FreeBSD Project by Alan L. Cox, 6 * Olivier Crameri, Peter Druschel, Sitaram Iyer, and Juan Navarro. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 23 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 24 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 25 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY 27 * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 /* 34 * Physical memory system definitions 35 */ 36 37 #ifndef _VM_PHYS_H_ 38 #define _VM_PHYS_H_ 39 40 void vm_phys_add_page(vm_paddr_t pa); 41 vm_page_t vm_phys_alloc_contig(unsigned long npages, 42 vm_paddr_t low, vm_paddr_t high, 43 unsigned long alignment, unsigned long boundary); 44 vm_page_t vm_phys_alloc_pages(int pool, int order); 45 vm_paddr_t vm_phys_bootstrap_alloc(vm_size_t size, unsigned long alignment); 46 void vm_phys_free_pages(vm_page_t m, int order); 47 void vm_phys_init(void); 48 boolean_t vm_phys_zero_pages_idle(void); 49 50 #endif /* !_VM_PHYS_H_ */ 51