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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:17:27 +0000 |
commit | f215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch) | |
tree | 6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp | |
parent | Initial commit. (diff) | |
download | virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip |
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp')
-rw-r--r-- | src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp b/src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp new file mode 100644 index 00000000..6f1e8290 --- /dev/null +++ b/src/VBox/HostDrivers/Support/testcase/tstContiguous.cpp @@ -0,0 +1,118 @@ +/* $Id: tstContiguous.cpp $ */ +/** @file + * SUP Testcase - Contiguous Memory Interface (ring-3). + */ + +/* + * Copyright (C) 2006-2023 Oracle and/or its affiliates. + * + * This file is part of VirtualBox base platform packages, as + * available from https://www.virtualbox.org. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation, in version 3 of the + * License. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <https://www.gnu.org/licenses>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox 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. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include <VBox/sup.h> +#include <VBox/param.h> +#include <iprt/initterm.h> +#include <iprt/stream.h> +#include <stdlib.h> +#include <string.h> + + +int main(int argc, char **argv) +{ + int rc; + int rcRet = 0; + + RTR3InitExe(argc, &argv, 0); + rc = SUPR3Init(NULL); + RTPrintf("tstContiguous: SUPR3Init -> rc=%Rrc\n", rc); + rcRet += rc != 0; + if (!rc) + { + /* + * Allocate a bit of contiguous memory. + */ + RTHCPHYS HCPhys; + void *pv = SUPR3ContAlloc(8, NULL, &HCPhys); + rcRet += pv == NULL || HCPhys == 0; + if (pv && HCPhys) + { + memset(pv, 0xff, PAGE_SIZE * 8); + pv = SUPR3ContAlloc(5, NULL, &HCPhys); + rcRet += pv == NULL || HCPhys == 0; + if (pv && HCPhys) + { + memset(pv, 0x7f, PAGE_SIZE * 5); + rc = SUPR3ContFree(pv, 5); + rcRet += rc != 0; + if (rc) + RTPrintf("tstContiguous: SUPR3ContFree failed! rc=%Rrc\n", rc); + + void *apv[128]; + for (unsigned i = 0; i < RT_ELEMENTS(apv); i++) + { + apv[i] = SUPR3ContAlloc(1 + (i % 11), NULL, &HCPhys); + if (!apv[i]) + { + RTPrintf("tstContiguous: i=%d: failed to allocate %d pages", i, 1 + (i % 11)); +#if defined(RT_ARCH_X86) && defined(RT_OS_LINUX) + /* With 32-bit address spaces it's sometimes difficult + * to find bigger chunks of contiguous memory */ + if (i % 11 > 7) + RTPrintf(" => ignoring (32-bit host)"); + else +#endif + rcRet++; + RTPrintf("\n"); + } + } + for (unsigned i = 0; i < RT_ELEMENTS(apv); i++) + if (apv[i]) + { + rc = SUPR3ContFree(apv[i], 1 + (i % 11)); + rcRet += rc != 0; + if (rc) + RTPrintf("tstContiguous: i=%d SUPR3ContFree failed! rc=%Rrc\n", i, rc); + } + } + else + RTPrintf("tstContiguous: SUPR3ContAlloc (2nd) failed!\n"); + } + else + RTPrintf("tstContiguous: SUPR3ContAlloc failed!\n"); + + rc = SUPR3Term(false /*fForced*/); + RTPrintf("tstContiguous: SUPR3Term -> rc=%Rrc\n", rc); + rcRet += rc != 0; + } + + return rcRet ? 1 : 0; +} |