gen-mach-types
#!/bin/awk
# SPDX-License-Identifier: GPL-2.0
#
# Awk script to generate include/generated/mach-types.h
#
BEGIN { nr = 0 }
/^#/ { next }
/^[ ]*$/ { next }
NF == 4 {
machine_is[nr] = "machine_is_"$1;
config[nr] = "CONFIG_"$2;
mach_type[nr] = "MACH_TYPE_"$3;
num[nr] = $4; nr++
}
NF == 3 {
machine_is[nr] = "machine_is_"$1;
config[nr] = "CONFIG_"$2;
mach_type[nr] = "MACH_TYPE_"$3;
num[nr] = ""; nr++
}
END {
printf("/*\n");
printf(" * This was automagically generated from %s!\n", FILENAME);
printf(" * Do NOT edit\n");
printf(" */\n\n");
printf("#ifndef __ASM_ARM_MACH_TYPE_H\n");
printf("#define __ASM_ARM_MACH_TYPE_H\n\n");
printf("#ifndef __ASSEMBLY__\n");
printf("/* The type of machine we're running on */\n");
printf("extern unsigned int __machine_arch_type;\n");
printf("#endif\n\n");
printf("/* see arch/arm/kernel/arch.c for a description of these */\n");
for (i = 0; i < nr; i++)
if (num[i] ~ /..*/)
printf("#define %-30s %d\n", mach_type[i], num[i]);
printf("\n");
for (i = 0; i < nr; i++)
if (num[i] ~ /..*/) {
printf("#ifdef %s\n", config[i]);
printf("# ifdef machine_arch_type\n");
printf("# undef machine_arch_type\n");
printf("# define machine_arch_type\t__machine_arch_type\n");
printf("# else\n");
printf("# define machine_arch_type\t%s\n", mach_type[i]);
printf("# endif\n");
printf("# define %s()\t(machine_arch_type == %s)\n", machine_is[i], mach_type[i]);
printf("#else\n");
printf("# define %s()\t(0)\n", machine_is[i]);
printf("#endif\n\n");
}
printf("/*\n * These have not yet been registered\n */\n");
for (i = 0; i < nr; i++)
if (num[i] !~ /..*/)
printf("/* #define %-30s <<not registered>> */\n", mach_type[i]);
for (i = 0; i < nr; i++)
if (num[i] !~ /..*/) {
printf("#define %s()\t(0)\n", machine_is[i]);
}
printf("\n#ifndef machine_arch_type\n");
printf("#define machine_arch_type\t__machine_arch_type\n");
printf("#endif\n\n");
printf("#endif\n");
}