mirror of
https://github.com/anrieff/libcpuid
synced 2025-06-07 00:51:40 +00:00
31 lines
1,002 B
C
31 lines
1,002 B
C
/* A simple tool to decode the "CPUID Revision".
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Build with:
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gcc decode_cpuid_revision.c -lcpuid -o decode_cpuid_revision
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include "../libcpuid/libcpuid.h"
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#define ANSWER_TO_THE_ULTIMATE_QUESTION_OF_LIFE_THE_UNIVERSE_AND_EVERYTHING 42
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int main(int argc, char** argv)
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{
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struct cpu_raw_data_t raw;
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struct cpu_id_t data;
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if (argc < 2) {
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printf("%s: x86 CPUID Revision is required as argument.\n", argv[0]);
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return 1;
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}
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raw.basic_cpuid[0][EAX] = ANSWER_TO_THE_ULTIMATE_QUESTION_OF_LIFE_THE_UNIVERSE_AND_EVERYTHING;
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raw.basic_cpuid[1][EAX] = strtol(argv[1], NULL, 16);
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cpu_identify(&raw, &data);
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printf("%s decoded to:\n", argv[1]);
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printf(" family : %1$d (%1$02Xh)\n", data.x86.family);
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printf(" model : %1$d (%1$02Xh)\n", data.x86.model);
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printf(" stepping : %1$d (%1$02Xh)\n", data.x86.stepping);
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printf(" ext_family : %1$d (%1$02Xh)\n", data.x86.ext_family);
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printf(" ext_model : %1$d (%1$02Xh)\n", data.x86.ext_model);
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}
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