alloc-r0drv-darwin.cpp revision 677833bc953b6cb418c701facbdcf4aa18d6c44e
/* $Id$ */
/** @file
* InnoTek Portable Runtime - Memory Allocation, Ring-0 Driver, Darwin.
*/
/*
* Copyright (C) 2006 InnoTek Systemberatung GmbH
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License as published by the Free Software Foundation,
* in version 2 as it comes in the "COPYING" file of the VirtualBox OSE
* distribution. VirtualBox OSE is distributed in the hope that it will
* be useful, but WITHOUT ANY WARRANTY of any kind.
*
* If you received this file as part of a commercial VirtualBox
* distribution, then only the terms of your commercial VirtualBox
* license agreement apply instead of the previous paragraph.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include "the-darwin-kernel.h"
#include "r0drv/alloc-r0drv.h"
/**
* OS specific allocation function.
*/
{
if (pHdr)
{
pHdr->u32Padding= 0;
}
return pHdr;
}
/**
* OS specific free function.
*/
{
}
{
/*
* validate input.
*/
/*
* Allocate the memory and ensure that the API is still providing
* memory that's always below 4GB.
*/
if (pv)
{
{
{
return pv;
}
}
else
AssertMsgFailed(("IOMallocContiguous returned high address! PhysAddr=%RX64 cb=%#zx\n", (uint64_t)PhysAddr, cb));
}
return NULL;
}
{
if (pv)
{
}
}