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/* $Id: bs3-cmn-MemPrintInfo.c $ */
/** @file
* BS3Kit - Bs3MemPrintInfo
*/
/*
* Copyright (C) 2007-2019 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) 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.
*
* The contents of this file may alternatively be used under the terms
* of the Common Development and Distribution License Version 1.0
* (CDDL) only, as it comes in the "COPYING.CDDL" file of the
* VirtualBox OSE distribution, in which case the provisions of the
* CDDL are applicable instead of those of the GPL.
*
* You may elect to license modified versions of this file under the
* terms and conditions of either the GPL or the CDDL or both.
*/
/*********************************************************************************************************************************
* Header Files *
*********************************************************************************************************************************/
#include "bs3kit-template-header.h"
#include "bs3-cmn-memory.h"
#include <iprt/asm.h>
/**
* Prints a slab control structure with allocation map.
*
* @param pCtl The slab control structure to print.
* @param pszPrefix The output prefix.
*/
static void Bs3MemPrintInfoSlabCtl(PBS3SLABCTL pCtl, const char BS3_FAR *pszPrefix)
{
unsigned iChunk;
Bs3TestPrintf("%s / %#06x: %u of %u chunks free", pszPrefix, pCtl->cbChunk, pCtl->cFreeChunks, pCtl->cChunks);
for (iChunk = 0; iChunk < pCtl->cChunks; iChunk++)
{
if ((iChunk & 63) == 0)
Bs3TestPrintf("\n%s:", pszPrefix);
if (ASMBitTest(pCtl->bmAllocated, iChunk))
Bs3TestPrintf((iChunk & 7) != 0 ? "x" : " x");
else
Bs3TestPrintf((iChunk & 7) != 0 ? "-" : " -");
}
Bs3TestPrintf("\n");
}
/**
* Prints a summary of a slab allocation list (i.e. the heap).
*
* @param paLists Array of BS3_MEM_SLAB_LIST_COUNT lists.
* @param pszPrefix The output prefix.
*/
static void Bs3MemPrintInfoSlabList(PBS3SLABHEAD paLists, const char BS3_FAR *pszPrefix)
{
unsigned iSlab;
for (iSlab = 0; iSlab < BS3_MEM_SLAB_LIST_COUNT; iSlab++)
if (paLists[iSlab].cSlabs)
Bs3TestPrintf("%s / %#06x: %u slabs, %RU32 of %RU32 chunks free\n",
pszPrefix, paLists[iSlab].cbChunk, paLists[iSlab].cSlabs,
paLists[iSlab].cFreeChunks, paLists[iSlab].cChunks);
}
#undef Bs3MemPrintInfo
BS3_CMN_DEF(void, Bs3MemPrintInfo,(void))
{
Bs3MemPrintInfoSlabList(g_aBs3LowSlabLists, "Lower");
Bs3MemPrintInfoSlabList(g_aBs3LowSlabLists, "Upper");
Bs3MemPrintInfoSlabCtl(&g_Bs3Mem4KLow.Core, "4KLow");
Bs3MemPrintInfoSlabCtl(&g_Bs3Mem4KUpperTiled.Core, "Tiled");
}
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