1/* 2 * Copyright (c) 2006 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28 29#include <string.h> 30#include <kern/assert.h> 31#include <mach/i386/vm_param.h> 32#include <mach/i386/kern_return.h> 33#include <vm/vm_kern.h> 34#include <i386/pmap.h> 35#include "vmx_shims.h" 36 37void * 38vmx_pcalloc(void) 39{ 40 char *pptr; 41 kern_return_t ret; 42 ret = kmem_alloc_kobject(kernel_map, (vm_offset_t *)&pptr, PAGE_SIZE); 43 if (ret != KERN_SUCCESS) return (NULL); 44 bzero(pptr, PAGE_SIZE); 45 return (pptr); 46} 47 48addr64_t 49vmx_paddr(void *va) 50{ 51 return (ptoa_64(pmap_find_phys(kernel_pmap, (addr64_t)(uintptr_t)va))); 52} 53 54void 55vmx_pfree(void *va) 56{ 57 kmem_free(kernel_map, (vm_offset_t)va, PAGE_SIZE); 58} 59