VirtualBox

source: vbox/trunk/src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp@ 34280

Last change on this file since 34280 was 28800, checked in by vboxsync, 15 years ago

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1/* $Id: tstContiguous.cpp 28800 2010-04-27 08:22:32Z vboxsync $ */
2/** @file
3 * SUP Testcase - Contiguous Memory Interface (ring-3).
4 */
5
6/*
7 * Copyright (C) 2006-2007 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 *
17 * The contents of this file may alternatively be used under the terms
18 * of the Common Development and Distribution License Version 1.0
19 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
20 * VirtualBox OSE distribution, in which case the provisions of the
21 * CDDL are applicable instead of those of the GPL.
22 *
23 * You may elect to license modified versions of this file under the
24 * terms and conditions of either the GPL or the CDDL or both.
25 */
26
27
28/*******************************************************************************
29* Header Files *
30*******************************************************************************/
31#include <VBox/sup.h>
32#include <VBox/param.h>
33#include <iprt/initterm.h>
34#include <iprt/stream.h>
35#include <stdlib.h>
36#include <string.h>
37
38
39int main(int argc, char **argv)
40{
41 int rc;
42 int rcRet = 0;
43
44 RTR3Init();
45 rc = SUPR3Init(NULL);
46 RTPrintf("tstContiguous: SUPR3Init -> rc=%Rrc\n", rc);
47 rcRet += rc != 0;
48 if (!rc)
49 {
50 /*
51 * Allocate a bit of contiguous memory.
52 */
53 RTHCPHYS HCPhys;
54 void *pv = SUPR3ContAlloc(8, NIL_RTR0PTR, &HCPhys);
55 rcRet += pv == NULL || HCPhys == 0;
56 if (pv && HCPhys)
57 {
58 memset(pv, 0xff, PAGE_SIZE * 8);
59 pv = SUPR3ContAlloc(5, NIL_RTR0PTR, &HCPhys);
60 rcRet += pv == NULL || HCPhys == 0;
61 if (pv && HCPhys)
62 {
63 memset(pv, 0x7f, PAGE_SIZE * 5);
64 rc = SUPR3ContFree(pv, 5);
65 rcRet += rc != 0;
66 if (rc)
67 RTPrintf("tstContiguous: SUPR3ContFree failed! rc=%Rrc\n", rc);
68
69 void *apv[128];
70 for (unsigned i = 0; i < RT_ELEMENTS(apv); i++)
71 {
72 apv[i] = SUPR3ContAlloc(1 + (i % 11), NIL_RTR0PTR, &HCPhys);
73 if (!apv[i])
74 {
75 RTPrintf("tstContiguous: i=%d: failed to allocate %d pages\n", i, 1 + (i % 11));
76 rcRet++;
77 }
78 }
79 for (unsigned i = 0; i < RT_ELEMENTS(apv); i++)
80 if (apv[i])
81 {
82 rc = SUPR3ContFree(apv[i], 1 + (i % 11));
83 rcRet += rc != 0;
84 if (rc)
85 RTPrintf("tstContiguous: i=%d SUPR3ContFree failed! rc=%Rrc\n", i, rc);
86 }
87 }
88 else
89 RTPrintf("tstContiguous: SUPR3ContAlloc (2nd) failed!\n");
90 }
91 else
92 RTPrintf("tstContiguous: SUPR3ContAlloc failed!\n");
93
94 rc = SUPR3Term(false /*fForced*/);
95 RTPrintf("tstContiguous: SUPR3Term -> rc=%Rrc\n", rc);
96 rcRet += rc != 0;
97 }
98
99 return rcRet ? 1 : 0;
100}
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