original_kernel/arch/x86/boot/mkcpustr.c

51 lines
1.2 KiB
C

// SPDX-License-Identifier: GPL-2.0-or-later
/* ----------------------------------------------------------------------- *
*
* Copyright 2008 rPath, Inc. - All Rights Reserved
*
* ----------------------------------------------------------------------- */
/*
* 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/disabled-features.h"
#include "../include/asm/cpufeatures.h"
#include "../include/asm/vmxfeatures.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;
}