1#!/bin/awk
2# SPDX-License-Identifier: GPL-2.0
3#
4# Awk script to generate include/generated/mach-types.h
5#
6BEGIN	{ nr = 0 }
7/^#/	{ next }
8/^[ 	]*$/ { next }
9
10NF == 4 {
11	  machine_is[nr] = "machine_is_"$1;
12	  config[nr] = "CONFIG_"$2;
13	  mach_type[nr] = "MACH_TYPE_"$3;
14	  num[nr] = $4; nr++
15	}
16
17NF == 3 {
18	  machine_is[nr] = "machine_is_"$1;
19	  config[nr] = "CONFIG_"$2;
20	  mach_type[nr] = "MACH_TYPE_"$3;
21	  num[nr] = ""; nr++
22	}
23
24
25END	{
26	  printf("/*\n");
27	  printf(" * This was automagically generated from %s!\n", FILENAME);
28	  printf(" * Do NOT edit\n");
29	  printf(" */\n\n");
30	  printf("#ifndef __ASM_ARM_MACH_TYPE_H\n");
31	  printf("#define __ASM_ARM_MACH_TYPE_H\n\n");
32	  printf("#ifndef __ASSEMBLY__\n");
33	  printf("/* The type of machine we're running on */\n");
34	  printf("extern unsigned int __machine_arch_type;\n");
35	  printf("#endif\n\n");
36
37	  printf("/* see arch/arm/kernel/arch.c for a description of these */\n");
38	  for (i = 0; i < nr; i++)
39	    if (num[i] ~ /..*/)
40	      printf("#define %-30s %d\n", mach_type[i], num[i]);
41
42	  printf("\n");
43
44	  for (i = 0; i < nr; i++)
45	    if (num[i] ~ /..*/) {
46	      printf("#ifdef %s\n", config[i]);
47	      printf("# ifdef machine_arch_type\n");
48	      printf("#  undef machine_arch_type\n");
49	      printf("#  define machine_arch_type\t__machine_arch_type\n");
50	      printf("# else\n");
51	      printf("#  define machine_arch_type\t%s\n", mach_type[i]);
52	      printf("# endif\n");
53	      printf("# define %s()\t(machine_arch_type == %s)\n", machine_is[i], mach_type[i]);
54	      printf("#else\n");
55	      printf("# define %s()\t(0)\n", machine_is[i]);
56	      printf("#endif\n\n");
57	    }
58
59	  printf("/*\n * These have not yet been registered\n */\n");
60	  for (i = 0; i < nr; i++)
61	    if (num[i] !~ /..*/)
62	      printf("/* #define %-30s <<not registered>> */\n", mach_type[i]);
63
64	  for (i = 0; i < nr; i++)
65	    if (num[i] !~ /..*/) {
66	      printf("#define %s()\t(0)\n", machine_is[i]);
67	    }
68
69	  printf("\n#ifndef machine_arch_type\n");
70	  printf("#define machine_arch_type\t__machine_arch_type\n");
71	  printf("#endif\n\n");
72	  printf("#endif\n");
73	}
74