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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <errno.h>
#include <stdint.h>
#include <rte_cpuflags.h>
#include <rte_debug.h>
#include "test.h"
/* convenience define */
#define CHECK_FOR_FLAG(x) \
result = rte_cpu_get_flag_enabled(x); \
printf("%s\n", cpu_flag_result(result)); \
if (result == -ENOENT) \
return -1;
/*
* Helper function to display result
*/
static inline const char *
cpu_flag_result(int result)
{
switch (result) {
case 0:
return "NOT PRESENT";
case 1:
return "OK";
default:
return "ERROR";
}
}
/*
* CPUID test
* ===========
*
* - Check flags from different registers with rte_cpu_get_flag_enabled()
* - Check if register and CPUID functions fail properly
*/
static int
test_cpuflags(void)
{
int result;
printf("\nChecking for flags from different registers...\n");
#ifdef RTE_ARCH_PPC_64
printf("Check for PPC64:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_PPC64);
printf("Check for PPC32:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_PPC32);
printf("Check for VSX:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_VSX);
printf("Check for DFP:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_DFP);
printf("Check for FPU:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_FPU);
printf("Check for SMT:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SMT);
printf("Check for MMU:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_MMU);
printf("Check for ALTIVEC:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ALTIVEC);
printf("Check for ARCH_2_06:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ARCH_2_06);
printf("Check for ARCH_2_07:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ARCH_2_07);
printf("Check for ICACHE_SNOOP:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ICACHE_SNOOP);
#endif
#if defined(RTE_ARCH_ARM)
printf("Check for NEON:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_NEON);
#endif
#if defined(RTE_ARCH_ARM64)
printf("Check for FP:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_FP);
printf("Check for ASIMD:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_NEON);
printf("Check for EVTSTRM:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_EVTSTRM);
printf("Check for AES:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_AES);
printf("Check for PMULL:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_PMULL);
printf("Check for SHA1:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SHA1);
printf("Check for SHA2:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SHA2);
printf("Check for CRC32:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_CRC32);
printf("Check for ATOMICS:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ATOMICS);
#endif
#if defined(RTE_ARCH_X86_64) || defined(RTE_ARCH_I686)
printf("Check for SSE:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SSE);
printf("Check for SSE2:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SSE2);
printf("Check for SSE3:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SSE3);
printf("Check for SSE4.1:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_1);
printf("Check for SSE4.2:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_2);
printf("Check for AVX:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_AVX);
printf("Check for AVX2:\t\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_AVX2);
printf("Check for TRBOBST:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_TRBOBST);
printf("Check for ENERGY_EFF:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_ENERGY_EFF);
printf("Check for LAHF_SAHF:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_LAHF_SAHF);
printf("Check for 1GB_PG:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_1GB_PG);
printf("Check for INVTSC:\t");
CHECK_FOR_FLAG(RTE_CPUFLAG_INVTSC);
#endif
/*
* Check if invalid data is handled properly
*/
printf("\nCheck for invalid flag:\t");
result = rte_cpu_get_flag_enabled(RTE_CPUFLAG_NUMFLAGS);
printf("%s\n", cpu_flag_result(result));
if (result != -ENOENT)
return -1;
return 0;
}
static struct test_command cpuflags_cmd = {
.command = "cpuflags_autotest",
.callback = test_cpuflags,
};
REGISTER_TEST_COMMAND(cpuflags_cmd);
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