x86/kcpuid/kcpuid.c

55 /* Represent one leaf (basic or extended) */
59 	 * then the leafs[0] is the main leaf
124 static void leaf_print_raw(struct subleaf *leaf)
126 	if (has_subleafs(leaf->index)) {
127 		if (leaf->sub == 0)
128 			printf("0x%08x: subleafs:\n", leaf->index);
131 			leaf->sub, leaf->eax, leaf->ebx, leaf->ecx, leaf->edx);
134 			leaf->index, leaf->eax, leaf->ebx, leaf->ecx, leaf->edx);
143 	struct subleaf *leaf;
158 			perror("malloc func leaf");
163 		func->leafs = realloc(func->leafs, (s + 1) * sizeof(*leaf));
170 	leaf = &func->leafs[s];
172 	leaf->index = f;
173 	leaf->sub = subleaf;
174 	leaf->eax = a;
175 	leaf->ebx = b;
176 	leaf->ecx = c;
177 	leaf->edx = d;
197 		/* Skip leaf without valid items */
201 		/* First item is the main leaf, followed by all subleafs */
297 	struct subleaf *leaf;
304 	 *  1. leaf
334 	/* index/main-leaf */
358 	leaf = &func->leafs[sub];
372 	reg = &leaf->info[reg_index];
476 static void show_leaf(struct subleaf *leaf)
478 	if (!leaf)
482 		leaf_print_raw(leaf);
486 				leaf->index, leaf->sub);
489 	decode_bits(leaf->eax, &leaf->info[R_EAX], R_EAX);
490 	decode_bits(leaf->ebx, &leaf->info[R_EBX], R_EBX);
491 	decode_bits(leaf->ecx, &leaf->info[R_ECX], R_ECX);
492 	decode_bits(leaf->edx, &leaf->info[R_EDX], R_EDX);
544 		/* Only show specific leaf/subleaf info */
589 	printf("kcpuid [-abdfhr] [-l leaf] [-s subleaf]\n"
595 		"\t-l|--leaf=index      Specify the leaf you want to check\n"
607 	{ "leaf", required_argument, NULL, 'l'},	/* only check a specific leaf */
608 	{ "raw", no_argument, NULL, 'r'},		/* show raw CPUID leaf data */
637 			/* main leaf */
658  * 2. Parse and store all the CPUID leaf data supported on this platform