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1/*
2 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
3 *
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
21#include "dtc.h"
22#include "srcpos.h"
23
24#include "version_gen.h"
25
26/*
27 * Command line options
28 */
29int quiet; /* Level of quietness */
30int reservenum; /* Number of memory reservation slots */
31int minsize; /* Minimum blob size */
32int padsize; /* Additional padding to blob */
33int phandle_format = PHANDLE_BOTH; /* Use linux,phandle or phandle properties */
34
35static void fill_fullpaths(struct node *tree, const char *prefix)
36{
37 struct node *child;
38 const char *unit;
39
40 tree->fullpath = join_path(prefix, tree->name);
41
42 unit = strchr(tree->name, '@');
43 if (unit)
44 tree->basenamelen = unit - tree->name;
45 else
46 tree->basenamelen = strlen(tree->name);
47
48 for_each_child(tree, child)
49 fill_fullpaths(child, tree->fullpath);
50}
51
52static void __attribute__ ((noreturn)) usage(void)
53{
54 fprintf(stderr, "Usage:\n");
55 fprintf(stderr, "\tdtc [options] <input file>\n");
56 fprintf(stderr, "\nOptions:\n");
57 fprintf(stderr, "\t-h\n");
58 fprintf(stderr, "\t\tThis help text\n");
59 fprintf(stderr, "\t-q\n");
60 fprintf(stderr, "\t\tQuiet: -q suppress warnings, -qq errors, -qqq all\n");
61 fprintf(stderr, "\t-I <input format>\n");
62 fprintf(stderr, "\t\tInput formats are:\n");
63 fprintf(stderr, "\t\t\tdts - device tree source text\n");
64 fprintf(stderr, "\t\t\tdtb - device tree blob\n");
65 fprintf(stderr, "\t\t\tfs - /proc/device-tree style directory\n");
66 fprintf(stderr, "\t-o <output file>\n");
67 fprintf(stderr, "\t-O <output format>\n");
68 fprintf(stderr, "\t\tOutput formats are:\n");
69 fprintf(stderr, "\t\t\tdts - device tree source text\n");
70 fprintf(stderr, "\t\t\tdtb - device tree blob\n");
71 fprintf(stderr, "\t\t\tasm - assembler source\n");
72 fprintf(stderr, "\t-V <output version>\n");
73 fprintf(stderr, "\t\tBlob version to produce, defaults to %d (relevant for dtb\n\t\tand asm output only)\n", DEFAULT_FDT_VERSION);
74 fprintf(stderr, "\t-R <number>\n");
75 fprintf(stderr, "\t\tMake space for <number> reserve map entries (relevant for \n\t\tdtb and asm output only)\n");
76 fprintf(stderr, "\t-S <bytes>\n");
77 fprintf(stderr, "\t\tMake the blob at least <bytes> long (extra space)\n");
78 fprintf(stderr, "\t-p <bytes>\n");
79 fprintf(stderr, "\t\tAdd padding to the blob of <bytes> long (extra space)\n");
80 fprintf(stderr, "\t-b <number>\n");
81 fprintf(stderr, "\t\tSet the physical boot cpu\n");
82 fprintf(stderr, "\t-f\n");
83 fprintf(stderr, "\t\tForce - try to produce output even if the input tree has errors\n");
84 fprintf(stderr, "\t-s\n");
85 fprintf(stderr, "\t\tSort nodes and properties before outputting (only useful for\n\t\tcomparing trees)\n");
86 fprintf(stderr, "\t-v\n");
87 fprintf(stderr, "\t\tPrint DTC version and exit\n");
88 fprintf(stderr, "\t-H <phandle format>\n");
89 fprintf(stderr, "\t\tphandle formats are:\n");
90 fprintf(stderr, "\t\t\tlegacy - \"linux,phandle\" properties only\n");
91 fprintf(stderr, "\t\t\tepapr - \"phandle\" properties only\n");
92 fprintf(stderr, "\t\t\tboth - Both \"linux,phandle\" and \"phandle\" properties\n");
93 exit(3);
94}
95
96int main(int argc, char *argv[])
97{
98 struct boot_info *bi;
99 const char *inform = "dts";
100 const char *outform = "dts";
101 const char *outname = "-";
102 int force = 0, check = 0, sort = 0;
103 const char *arg;
104 int opt;
105 FILE *outf = NULL;
106 int outversion = DEFAULT_FDT_VERSION;
107 long long cmdline_boot_cpuid = -1;
108
109 quiet = 0;
110 reservenum = 0;
111 minsize = 0;
112 padsize = 0;
113
114 while ((opt = getopt(argc, argv, "hI:O:o:V:R:S:p:fcqb:vH:s")) != EOF) {
115 switch (opt) {
116 case 'I':
117 inform = optarg;
118 break;
119 case 'O':
120 outform = optarg;
121 break;
122 case 'o':
123 outname = optarg;
124 break;
125 case 'V':
126 outversion = strtol(optarg, NULL, 0);
127 break;
128 case 'R':
129 reservenum = strtol(optarg, NULL, 0);
130 break;
131 case 'S':
132 minsize = strtol(optarg, NULL, 0);
133 break;
134 case 'p':
135 padsize = strtol(optarg, NULL, 0);
136 break;
137 case 'f':
138 force = 1;
139 break;
140 case 'c':
141 check = 1;
142 break;
143 case 'q':
144 quiet++;
145 break;
146 case 'b':
147 cmdline_boot_cpuid = strtoll(optarg, NULL, 0);
148 break;
149 case 'v':
150 printf("Version: %s\n", DTC_VERSION);
151 exit(0);
152 case 'H':
153 if (streq(optarg, "legacy"))
154 phandle_format = PHANDLE_LEGACY;
155 else if (streq(optarg, "epapr"))
156 phandle_format = PHANDLE_EPAPR;
157 else if (streq(optarg, "both"))
158 phandle_format = PHANDLE_BOTH;
159 else
160 die("Invalid argument \"%s\" to -H option\n",
161 optarg);
162 break;
163
164 case 's':
165 sort = 1;
166 break;
167
168 case 'h':
169 default:
170 usage();
171 }
172 }
173
174 if (argc > (optind+1))
175 usage();
176 else if (argc < (optind+1))
177 arg = "-";
178 else
179 arg = argv[optind];
180
181 /* minsize and padsize are mutually exclusive */
182 if (minsize && padsize)
183 die("Can't set both -p and -S\n");
184
185 if (minsize)
186 fprintf(stderr, "DTC: Use of \"-S\" is deprecated; it will be removed soon, use \"-p\" instead\n");
187
188 fprintf(stderr, "DTC: %s->%s on file \"%s\"\n",
189 inform, outform, arg);
190
191 if (streq(inform, "dts"))
192 bi = dt_from_source(arg);
193 else if (streq(inform, "fs"))
194 bi = dt_from_fs(arg);
195 else if(streq(inform, "dtb"))
196 bi = dt_from_blob(arg);
197 else
198 die("Unknown input format \"%s\"\n", inform);
199
200 if (cmdline_boot_cpuid != -1)
201 bi->boot_cpuid_phys = cmdline_boot_cpuid;
202
203 fill_fullpaths(bi->dt, "");
204 process_checks(force, bi);
205
206 if (sort)
207 sort_tree(bi);
208
209 if (streq(outname, "-")) {
210 outf = stdout;
211 } else {
212 outf = fopen(outname, "w");
213 if (! outf)
214 die("Couldn't open output file %s: %s\n",
215 outname, strerror(errno));
216 }
217
218 if (streq(outform, "dts")) {
219 dt_to_source(outf, bi);
220 } else if (streq(outform, "dtb")) {
221 dt_to_blob(outf, bi, outversion);
222 } else if (streq(outform, "asm")) {
223 dt_to_asm(outf, bi, outversion);
224 } else if (streq(outform, "null")) {
225 /* do nothing */
226 } else {
227 die("Unknown output format \"%s\"\n", outform);
228 }
229
230 exit(0);
231}
1/*
2 * (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
3 *
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation; either version 2 of the
8 * License, or (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
21#include "dtc.h"
22#include "srcpos.h"
23
24/*
25 * Command line options
26 */
27int quiet; /* Level of quietness */
28int reservenum; /* Number of memory reservation slots */
29int minsize; /* Minimum blob size */
30int padsize; /* Additional padding to blob */
31int phandle_format = PHANDLE_BOTH; /* Use linux,phandle or phandle properties */
32
33static void fill_fullpaths(struct node *tree, const char *prefix)
34{
35 struct node *child;
36 const char *unit;
37
38 tree->fullpath = join_path(prefix, tree->name);
39
40 unit = strchr(tree->name, '@');
41 if (unit)
42 tree->basenamelen = unit - tree->name;
43 else
44 tree->basenamelen = strlen(tree->name);
45
46 for_each_child(tree, child)
47 fill_fullpaths(child, tree->fullpath);
48}
49
50/* Usage related data. */
51static const char usage_synopsis[] = "dtc [options] <input file>";
52static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:fb:i:H:sW:E:hv";
53static struct option const usage_long_opts[] = {
54 {"quiet", no_argument, NULL, 'q'},
55 {"in-format", a_argument, NULL, 'I'},
56 {"out", a_argument, NULL, 'o'},
57 {"out-format", a_argument, NULL, 'O'},
58 {"out-version", a_argument, NULL, 'V'},
59 {"out-dependency", a_argument, NULL, 'd'},
60 {"reserve", a_argument, NULL, 'R'},
61 {"space", a_argument, NULL, 'S'},
62 {"pad", a_argument, NULL, 'p'},
63 {"boot-cpu", a_argument, NULL, 'b'},
64 {"force", no_argument, NULL, 'f'},
65 {"include", a_argument, NULL, 'i'},
66 {"sort", no_argument, NULL, 's'},
67 {"phandle", a_argument, NULL, 'H'},
68 {"warning", a_argument, NULL, 'W'},
69 {"error", a_argument, NULL, 'E'},
70 {"help", no_argument, NULL, 'h'},
71 {"version", no_argument, NULL, 'v'},
72 {NULL, no_argument, NULL, 0x0},
73};
74static const char * const usage_opts_help[] = {
75 "\n\tQuiet: -q suppress warnings, -qq errors, -qqq all",
76 "\n\tInput formats are:\n"
77 "\t\tdts - device tree source text\n"
78 "\t\tdtb - device tree blob\n"
79 "\t\tfs - /proc/device-tree style directory",
80 "\n\tOutput file",
81 "\n\tOutput formats are:\n"
82 "\t\tdts - device tree source text\n"
83 "\t\tdtb - device tree blob\n"
84 "\t\tasm - assembler source",
85 "\n\tBlob version to produce, defaults to %d (for dtb and asm output)", //, DEFAULT_FDT_VERSION);
86 "\n\tOutput dependency file",
87 "\n\ttMake space for <number> reserve map entries (for dtb and asm output)",
88 "\n\tMake the blob at least <bytes> long (extra space)",
89 "\n\tAdd padding to the blob of <bytes> long (extra space)",
90 "\n\tSet the physical boot cpu",
91 "\n\tTry to produce output even if the input tree has errors",
92 "\n\tAdd a path to search for include files",
93 "\n\tSort nodes and properties before outputting (useful for comparing trees)",
94 "\n\tValid phandle formats are:\n"
95 "\t\tlegacy - \"linux,phandle\" properties only\n"
96 "\t\tepapr - \"phandle\" properties only\n"
97 "\t\tboth - Both \"linux,phandle\" and \"phandle\" properties",
98 "\n\tEnable/disable warnings (prefix with \"no-\")",
99 "\n\tEnable/disable errors (prefix with \"no-\")",
100 "\n\tPrint this help and exit",
101 "\n\tPrint version and exit",
102 NULL,
103};
104
105int main(int argc, char *argv[])
106{
107 struct boot_info *bi;
108 const char *inform = "dts";
109 const char *outform = "dts";
110 const char *outname = "-";
111 const char *depname = NULL;
112 int force = 0, sort = 0;
113 const char *arg;
114 int opt;
115 FILE *outf = NULL;
116 int outversion = DEFAULT_FDT_VERSION;
117 long long cmdline_boot_cpuid = -1;
118
119 quiet = 0;
120 reservenum = 0;
121 minsize = 0;
122 padsize = 0;
123
124 while ((opt = util_getopt_long()) != EOF) {
125 switch (opt) {
126 case 'I':
127 inform = optarg;
128 break;
129 case 'O':
130 outform = optarg;
131 break;
132 case 'o':
133 outname = optarg;
134 break;
135 case 'V':
136 outversion = strtol(optarg, NULL, 0);
137 break;
138 case 'd':
139 depname = optarg;
140 break;
141 case 'R':
142 reservenum = strtol(optarg, NULL, 0);
143 break;
144 case 'S':
145 minsize = strtol(optarg, NULL, 0);
146 break;
147 case 'p':
148 padsize = strtol(optarg, NULL, 0);
149 break;
150 case 'f':
151 force = 1;
152 break;
153 case 'q':
154 quiet++;
155 break;
156 case 'b':
157 cmdline_boot_cpuid = strtoll(optarg, NULL, 0);
158 break;
159 case 'i':
160 srcfile_add_search_path(optarg);
161 break;
162 case 'v':
163 util_version();
164 case 'H':
165 if (streq(optarg, "legacy"))
166 phandle_format = PHANDLE_LEGACY;
167 else if (streq(optarg, "epapr"))
168 phandle_format = PHANDLE_EPAPR;
169 else if (streq(optarg, "both"))
170 phandle_format = PHANDLE_BOTH;
171 else
172 die("Invalid argument \"%s\" to -H option\n",
173 optarg);
174 break;
175
176 case 's':
177 sort = 1;
178 break;
179
180 case 'W':
181 parse_checks_option(true, false, optarg);
182 break;
183
184 case 'E':
185 parse_checks_option(false, true, optarg);
186 break;
187
188 case 'h':
189 usage(NULL);
190 default:
191 usage("unknown option");
192 }
193 }
194
195 if (argc > (optind+1))
196 usage("missing files");
197 else if (argc < (optind+1))
198 arg = "-";
199 else
200 arg = argv[optind];
201
202 /* minsize and padsize are mutually exclusive */
203 if (minsize && padsize)
204 die("Can't set both -p and -S\n");
205
206 if (depname) {
207 depfile = fopen(depname, "w");
208 if (!depfile)
209 die("Couldn't open dependency file %s: %s\n", depname,
210 strerror(errno));
211 fprintf(depfile, "%s:", outname);
212 }
213
214 if (streq(inform, "dts"))
215 bi = dt_from_source(arg);
216 else if (streq(inform, "fs"))
217 bi = dt_from_fs(arg);
218 else if(streq(inform, "dtb"))
219 bi = dt_from_blob(arg);
220 else
221 die("Unknown input format \"%s\"\n", inform);
222
223 if (depfile) {
224 fputc('\n', depfile);
225 fclose(depfile);
226 }
227
228 if (cmdline_boot_cpuid != -1)
229 bi->boot_cpuid_phys = cmdline_boot_cpuid;
230
231 fill_fullpaths(bi->dt, "");
232 process_checks(force, bi);
233
234 if (sort)
235 sort_tree(bi);
236
237 if (streq(outname, "-")) {
238 outf = stdout;
239 } else {
240 outf = fopen(outname, "w");
241 if (! outf)
242 die("Couldn't open output file %s: %s\n",
243 outname, strerror(errno));
244 }
245
246 if (streq(outform, "dts")) {
247 dt_to_source(outf, bi);
248 } else if (streq(outform, "dtb")) {
249 dt_to_blob(outf, bi, outversion);
250 } else if (streq(outform, "asm")) {
251 dt_to_asm(outf, bi, outversion);
252 } else if (streq(outform, "null")) {
253 /* do nothing */
254 } else {
255 die("Unknown output format \"%s\"\n", outform);
256 }
257
258 exit(0);
259}