Commit | Line | Data |
---|---|---|
a4da2e3e DG |
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 | ||
a4da2e3e DG |
24 | /* |
25 | * Command line options | |
26 | */ | |
27 | int quiet; /* Level of quietness */ | |
28 | int reservenum; /* Number of memory reservation slots */ | |
29 | int minsize; /* Minimum blob size */ | |
30 | int padsize; /* Additional padding to blob */ | |
658f29a5 | 31 | int phandle_format = PHANDLE_BOTH; /* Use linux,phandle or phandle properties */ |
a4da2e3e | 32 | |
ed95d745 | 33 | static void fill_fullpaths(struct node *tree, const char *prefix) |
a4da2e3e DG |
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 | ||
73ab39b1 | 50 | /* Usage related data. */ |
47605971 RH |
51 | #define FDT_VERSION(version) _FDT_VERSION(version) |
52 | #define _FDT_VERSION(version) #version | |
73ab39b1 GL |
53 | static const char usage_synopsis[] = "dtc [options] <input file>"; |
54 | static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:fb:i:H:sW:E:hv"; | |
55 | static struct option const usage_long_opts[] = { | |
56 | {"quiet", no_argument, NULL, 'q'}, | |
57 | {"in-format", a_argument, NULL, 'I'}, | |
58 | {"out", a_argument, NULL, 'o'}, | |
59 | {"out-format", a_argument, NULL, 'O'}, | |
60 | {"out-version", a_argument, NULL, 'V'}, | |
61 | {"out-dependency", a_argument, NULL, 'd'}, | |
62 | {"reserve", a_argument, NULL, 'R'}, | |
63 | {"space", a_argument, NULL, 'S'}, | |
64 | {"pad", a_argument, NULL, 'p'}, | |
65 | {"boot-cpu", a_argument, NULL, 'b'}, | |
66 | {"force", no_argument, NULL, 'f'}, | |
67 | {"include", a_argument, NULL, 'i'}, | |
68 | {"sort", no_argument, NULL, 's'}, | |
69 | {"phandle", a_argument, NULL, 'H'}, | |
70 | {"warning", a_argument, NULL, 'W'}, | |
71 | {"error", a_argument, NULL, 'E'}, | |
72 | {"help", no_argument, NULL, 'h'}, | |
73 | {"version", no_argument, NULL, 'v'}, | |
74 | {NULL, no_argument, NULL, 0x0}, | |
75 | }; | |
76 | static const char * const usage_opts_help[] = { | |
77 | "\n\tQuiet: -q suppress warnings, -qq errors, -qqq all", | |
78 | "\n\tInput formats are:\n" | |
79 | "\t\tdts - device tree source text\n" | |
80 | "\t\tdtb - device tree blob\n" | |
81 | "\t\tfs - /proc/device-tree style directory", | |
82 | "\n\tOutput file", | |
83 | "\n\tOutput formats are:\n" | |
84 | "\t\tdts - device tree source text\n" | |
85 | "\t\tdtb - device tree blob\n" | |
86 | "\t\tasm - assembler source", | |
47605971 | 87 | "\n\tBlob version to produce, defaults to "FDT_VERSION(DEFAULT_FDT_VERSION)" (for dtb and asm output)", |
73ab39b1 | 88 | "\n\tOutput dependency file", |
47605971 | 89 | "\n\tMake space for <number> reserve map entries (for dtb and asm output)", |
73ab39b1 GL |
90 | "\n\tMake the blob at least <bytes> long (extra space)", |
91 | "\n\tAdd padding to the blob of <bytes> long (extra space)", | |
92 | "\n\tSet the physical boot cpu", | |
93 | "\n\tTry to produce output even if the input tree has errors", | |
94 | "\n\tAdd a path to search for include files", | |
95 | "\n\tSort nodes and properties before outputting (useful for comparing trees)", | |
96 | "\n\tValid phandle formats are:\n" | |
97 | "\t\tlegacy - \"linux,phandle\" properties only\n" | |
98 | "\t\tepapr - \"phandle\" properties only\n" | |
99 | "\t\tboth - Both \"linux,phandle\" and \"phandle\" properties", | |
100 | "\n\tEnable/disable warnings (prefix with \"no-\")", | |
101 | "\n\tEnable/disable errors (prefix with \"no-\")", | |
102 | "\n\tPrint this help and exit", | |
103 | "\n\tPrint version and exit", | |
104 | NULL, | |
105 | }; | |
a4da2e3e DG |
106 | |
107 | int main(int argc, char *argv[]) | |
108 | { | |
109 | struct boot_info *bi; | |
110 | const char *inform = "dts"; | |
111 | const char *outform = "dts"; | |
112 | const char *outname = "-"; | |
136ec204 | 113 | const char *depname = NULL; |
47605971 | 114 | bool force = false, sort = false; |
a4da2e3e DG |
115 | const char *arg; |
116 | int opt; | |
a4da2e3e DG |
117 | FILE *outf = NULL; |
118 | int outversion = DEFAULT_FDT_VERSION; | |
ed95d745 | 119 | long long cmdline_boot_cpuid = -1; |
a4da2e3e DG |
120 | |
121 | quiet = 0; | |
122 | reservenum = 0; | |
123 | minsize = 0; | |
124 | padsize = 0; | |
125 | ||
73ab39b1 | 126 | while ((opt = util_getopt_long()) != EOF) { |
a4da2e3e DG |
127 | switch (opt) { |
128 | case 'I': | |
129 | inform = optarg; | |
130 | break; | |
131 | case 'O': | |
132 | outform = optarg; | |
133 | break; | |
134 | case 'o': | |
135 | outname = optarg; | |
136 | break; | |
137 | case 'V': | |
138 | outversion = strtol(optarg, NULL, 0); | |
139 | break; | |
136ec204 SW |
140 | case 'd': |
141 | depname = optarg; | |
142 | break; | |
a4da2e3e DG |
143 | case 'R': |
144 | reservenum = strtol(optarg, NULL, 0); | |
145 | break; | |
146 | case 'S': | |
147 | minsize = strtol(optarg, NULL, 0); | |
148 | break; | |
149 | case 'p': | |
150 | padsize = strtol(optarg, NULL, 0); | |
151 | break; | |
152 | case 'f': | |
47605971 | 153 | force = true; |
a4da2e3e | 154 | break; |
a4da2e3e DG |
155 | case 'q': |
156 | quiet++; | |
157 | break; | |
158 | case 'b': | |
ed95d745 | 159 | cmdline_boot_cpuid = strtoll(optarg, NULL, 0); |
a4da2e3e | 160 | break; |
cd296721 SW |
161 | case 'i': |
162 | srcfile_add_search_path(optarg); | |
163 | break; | |
a4da2e3e | 164 | case 'v': |
73ab39b1 | 165 | util_version(); |
658f29a5 JB |
166 | case 'H': |
167 | if (streq(optarg, "legacy")) | |
168 | phandle_format = PHANDLE_LEGACY; | |
169 | else if (streq(optarg, "epapr")) | |
170 | phandle_format = PHANDLE_EPAPR; | |
171 | else if (streq(optarg, "both")) | |
172 | phandle_format = PHANDLE_BOTH; | |
173 | else | |
174 | die("Invalid argument \"%s\" to -H option\n", | |
175 | optarg); | |
176 | break; | |
177 | ||
178 | case 's': | |
47605971 | 179 | sort = true; |
658f29a5 JB |
180 | break; |
181 | ||
cd296721 SW |
182 | case 'W': |
183 | parse_checks_option(true, false, optarg); | |
184 | break; | |
185 | ||
186 | case 'E': | |
187 | parse_checks_option(false, true, optarg); | |
188 | break; | |
189 | ||
a4da2e3e | 190 | case 'h': |
73ab39b1 | 191 | usage(NULL); |
a4da2e3e | 192 | default: |
73ab39b1 | 193 | usage("unknown option"); |
a4da2e3e DG |
194 | } |
195 | } | |
196 | ||
197 | if (argc > (optind+1)) | |
73ab39b1 | 198 | usage("missing files"); |
a4da2e3e DG |
199 | else if (argc < (optind+1)) |
200 | arg = "-"; | |
201 | else | |
202 | arg = argv[optind]; | |
203 | ||
204 | /* minsize and padsize are mutually exclusive */ | |
ed95d745 | 205 | if (minsize && padsize) |
a4da2e3e | 206 | die("Can't set both -p and -S\n"); |
a4da2e3e | 207 | |
136ec204 SW |
208 | if (depname) { |
209 | depfile = fopen(depname, "w"); | |
210 | if (!depfile) | |
211 | die("Couldn't open dependency file %s: %s\n", depname, | |
212 | strerror(errno)); | |
213 | fprintf(depfile, "%s:", outname); | |
214 | } | |
215 | ||
ed95d745 | 216 | if (streq(inform, "dts")) |
a4da2e3e | 217 | bi = dt_from_source(arg); |
ed95d745 | 218 | else if (streq(inform, "fs")) |
a4da2e3e | 219 | bi = dt_from_fs(arg); |
ed95d745 DG |
220 | else if(streq(inform, "dtb")) |
221 | bi = dt_from_blob(arg); | |
222 | else | |
a4da2e3e | 223 | die("Unknown input format \"%s\"\n", inform); |
a4da2e3e | 224 | |
136ec204 SW |
225 | if (depfile) { |
226 | fputc('\n', depfile); | |
227 | fclose(depfile); | |
228 | } | |
229 | ||
ed95d745 DG |
230 | if (cmdline_boot_cpuid != -1) |
231 | bi->boot_cpuid_phys = cmdline_boot_cpuid; | |
a4da2e3e | 232 | |
ed95d745 DG |
233 | fill_fullpaths(bi->dt, ""); |
234 | process_checks(force, bi); | |
a4da2e3e | 235 | |
658f29a5 JB |
236 | if (sort) |
237 | sort_tree(bi); | |
a4da2e3e DG |
238 | |
239 | if (streq(outname, "-")) { | |
240 | outf = stdout; | |
241 | } else { | |
47605971 | 242 | outf = fopen(outname, "wb"); |
a4da2e3e DG |
243 | if (! outf) |
244 | die("Couldn't open output file %s: %s\n", | |
245 | outname, strerror(errno)); | |
246 | } | |
247 | ||
248 | if (streq(outform, "dts")) { | |
249 | dt_to_source(outf, bi); | |
250 | } else if (streq(outform, "dtb")) { | |
ed95d745 | 251 | dt_to_blob(outf, bi, outversion); |
a4da2e3e | 252 | } else if (streq(outform, "asm")) { |
ed95d745 | 253 | dt_to_asm(outf, bi, outversion); |
a4da2e3e DG |
254 | } else if (streq(outform, "null")) { |
255 | /* do nothing */ | |
256 | } else { | |
257 | die("Unknown output format \"%s\"\n", outform); | |
258 | } | |
259 | ||
260 | exit(0); | |
261 | } |