xref: /openbmc/linux/arch/x86/boot/mkcpustr.c (revision 9ac8d3fb)
1 /* ----------------------------------------------------------------------- *
2  *
3  *   Copyright 2008 rPath, Inc. - All Rights Reserved
4  *
5  *   This file is part of the Linux kernel, and is made available under
6  *   the terms of the GNU General Public License version 2 or (at your
7  *   option) any later version; incorporated herein by reference.
8  *
9  * ----------------------------------------------------------------------- */
10 
11 /*
12  * This is a host program to preprocess the CPU strings into a
13  * compact format suitable for the setup code.
14  */
15 
16 #include <stdio.h>
17 
18 #include "../kernel/cpu/capflags.c"
19 
20 int main(void)
21 {
22 	int i, j;
23 	const char *str;
24 
25 	printf("static const char x86_cap_strs[] = \n");
26 
27 	for (i = 0; i < NCAPINTS; i++) {
28 		for (j = 0; j < 32; j++) {
29 			str = x86_cap_flags[i*32+j];
30 
31 			if (i == NCAPINTS-1 && j == 31) {
32 				/* The last entry must be unconditional; this
33 				   also consumes the compiler-added null
34 				   character */
35 				if (!str)
36 					str = "";
37 				printf("\t\"\\x%02x\\x%02x\"\"%s\"\n",
38 				       i, j, str);
39 			} else if (str) {
40 				printf("#if REQUIRED_MASK%d & (1 << %d)\n"
41 				       "\t\"\\x%02x\\x%02x\"\"%s\\0\"\n"
42 				       "#endif\n",
43 				       i, j, i, j, str);
44 			}
45 		}
46 	}
47 	printf("\t;\n");
48 	return 0;
49 }
50