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38 #include <rte_cpuflags.h>
39 #include <rte_debug.h>
44 /* convenience define */
45 #define CHECK_FOR_FLAG(x) \
46 result = rte_cpu_get_flag_enabled(x); \
47 printf("%s\n", cpu_flag_result(result)); \
48 if (result == -ENOENT) \
52 * Helper function to display result
54 static inline const char *
55 cpu_flag_result(int result)
73 * - Check flags from different registers with rte_cpu_get_flag_enabled()
74 * - Check if register and CPUID functions fail properly
81 printf("\nChecking for flags from different registers...\n");
83 #ifdef RTE_ARCH_PPC_64
84 printf("Check for PPC64:\t\t");
85 CHECK_FOR_FLAG(RTE_CPUFLAG_PPC64);
87 printf("Check for PPC32:\t\t");
88 CHECK_FOR_FLAG(RTE_CPUFLAG_PPC32);
90 printf("Check for VSX:\t\t");
91 CHECK_FOR_FLAG(RTE_CPUFLAG_VSX);
93 printf("Check for DFP:\t\t");
94 CHECK_FOR_FLAG(RTE_CPUFLAG_DFP);
96 printf("Check for FPU:\t\t");
97 CHECK_FOR_FLAG(RTE_CPUFLAG_FPU);
99 printf("Check for SMT:\t\t");
100 CHECK_FOR_FLAG(RTE_CPUFLAG_SMT);
102 printf("Check for MMU:\t\t");
103 CHECK_FOR_FLAG(RTE_CPUFLAG_MMU);
105 printf("Check for ALTIVEC:\t\t");
106 CHECK_FOR_FLAG(RTE_CPUFLAG_ALTIVEC);
108 printf("Check for ARCH_2_06:\t\t");
109 CHECK_FOR_FLAG(RTE_CPUFLAG_ARCH_2_06);
111 printf("Check for ARCH_2_07:\t\t");
112 CHECK_FOR_FLAG(RTE_CPUFLAG_ARCH_2_07);
114 printf("Check for ICACHE_SNOOP:\t\t");
115 CHECK_FOR_FLAG(RTE_CPUFLAG_ICACHE_SNOOP);
117 printf("Check for SSE:\t\t");
118 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE);
120 printf("Check for SSE2:\t\t");
121 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE2);
123 printf("Check for SSE3:\t\t");
124 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE3);
126 printf("Check for SSE4.1:\t");
127 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_1);
129 printf("Check for SSE4.2:\t");
130 CHECK_FOR_FLAG(RTE_CPUFLAG_SSE4_2);
132 printf("Check for AVX:\t\t");
133 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX);
135 printf("Check for AVX2:\t\t");
136 CHECK_FOR_FLAG(RTE_CPUFLAG_AVX2);
138 printf("Check for TRBOBST:\t");
139 CHECK_FOR_FLAG(RTE_CPUFLAG_TRBOBST);
141 printf("Check for ENERGY_EFF:\t");
142 CHECK_FOR_FLAG(RTE_CPUFLAG_ENERGY_EFF);
144 printf("Check for LAHF_SAHF:\t");
145 CHECK_FOR_FLAG(RTE_CPUFLAG_LAHF_SAHF);
147 printf("Check for 1GB_PG:\t");
148 CHECK_FOR_FLAG(RTE_CPUFLAG_1GB_PG);
150 printf("Check for INVTSC:\t");
151 CHECK_FOR_FLAG(RTE_CPUFLAG_INVTSC);
157 * Check if invalid data is handled properly
159 printf("\nCheck for invalid flag:\t");
160 result = rte_cpu_get_flag_enabled(RTE_CPUFLAG_NUMFLAGS);
161 printf("%s\n", cpu_flag_result(result));
162 if (result != -ENOENT)
168 static struct test_command cpuflags_cmd = {
169 .command = "cpuflags_autotest",
170 .callback = test_cpuflags,
172 REGISTER_TEST_COMMAND(cpuflags_cmd);