mkcpustr.c

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/* ----------------------------------------------------------------------- *
 *
 *   Copyright 2008 rPath, Inc. - All Rights Reserved
 *
 *   This file is part of the Linux kernel, and is made available under
 *   the terms of the GNU General Public License version 2 or (at your
 *   option) any later version; incorporated herein by reference.
 *
 * ----------------------------------------------------------------------- */

/*
 * This is a host program to preprocess the CPU strings into a
 * compact format suitable for the setup code.
 */

#include <stdio.h>

#include "../include/asm/required-features.h"
#include "../include/asm/cpufeature.h"
#include "../kernel/cpu/capflags.c"

int main(void)
{
    int i, j;
    const char *str;

    printf("static const char x86_cap_strs[] =\n");

    for (i = 0; i < NCAPINTS; i++) {
        for (j = 0; j < 32; j++) {
            str = x86_cap_flags[i*32+j];

            if (i == NCAPINTS-1 && j == 31) {
                /* The last entry must be unconditional; this
                   also consumes the compiler-added null
                   character */
                if (!str)
                    str = "";
                printf("\t\"\\x%02x\\x%02x\"\"%s\"\n",
                       i, j, str);
            } else if (str) {
                printf("#if REQUIRED_MASK%d & (1 << %d)\n"
                       "\t\"\\x%02x\\x%02x\"\"%s\\0\"\n"
                       "#endif\n",
                       i, j, i, j, str);
            }
        }
    }
    printf("\t;\n");
    return 0;
}