mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-14 15:23:07 +00:00
db405d1980
This adds the following commits from upstream:
aadd0b65c987 checks: centralize printing of property names in failure messages
88960e398907 checks: centralize printing of node path in check_msg
f1879e1a50eb Add limited read-only support for older (V2 and V3) device tree to libfdt.
37dea76e9700 srcpos: drop special handling of tab
65893da4aee0 libfdt: overlay: Add missing license
962a45ca034d Avoid installing pylibfdt when dependencies are missing
cd6ea1b2bea6 Makefile: Split INSTALL out into INSTALL_{PROGRAM,LIB,DATA,SCRIPT}
51b3a16338df Makefile.tests: Add LIBDL make(1) variable for portability sake
333d533a8f4d Attempt to auto-detect stat(1) being used if not given proper invocation
e54388015af1 dtc: Bump version to v1.4.6
a1fe86f380cb fdtoverlay: Switch from using alloca to malloc
c8d5472de3ff tests: Improve compatibility with other platforms
c81d389a10cc checks: add chosen node checks
e671852042a7 checks: add aliases node checks
d0c44ebe3f42 checks: check for #{size,address}-cells without child nodes
18a3d84bb802 checks: add string list check for *-names properties
8fe94fd6f19f checks: add string list check
6c5730819604 checks: add a string check for 'label' property
a384191eba09 checks: fix sound-dai phandle with arg property check
b260c4f610c0 Fix ambiguous grammar for devicetree rule
fe667e382bac tests: Add some basic tests for the pci_bridge checks
7975f6422260 Fix widespread incorrect use of strneq(), replace with new strprefixeq()
fca296445eab Add strstarts() helper function
cc392f089007 tests: Check non-matching cases for fdt_node_check_compatible()
bba26a5291c8 livetree: avoid assertion of orphan phandles with overlays
c8f8194d76cc implement strnlen for systems that need it
c8b38f65fdec libfdt: Remove leading underscores from identifiers
3b62fdaebfe5 Remove leading underscores from identifiers
2d45d1c5c65e Replace FDT_VERSION() with stringify()
2e6fe5a107b5 Fix some errors in comments
b0ae9e4b0ceb tests: Correct warning in sw_tree1.c
Commit c8b38f65fdec upstream ("libfdt: Remove leading underscores from
identifiers") changed the multiple inclusion define protection, so the
kernel's libfdt_env.h needs the corresponding update.
Signed-off-by: Rob Herring <robh@kernel.org>
[ Linux commit: 9130ba884640328bb78aaa4840e5ddf06ccafb1c ]
[erosca: - Fixup conflicts in include/linux/libfdt_env.h caused by v2018.03-rc4
commit b08c8c4870
("libfdt: move headers to <linux/libfdt.h>
and <linux/libfdt_env.h>")
- Fix build errors in lib/libfdt/fdt_ro.c, tools/libfdt/fdt_rw.c by:
- s/_fdt_mem_rsv/fdt_mem_rsv_/
- s/_fdt_offset_ptr/fdt_offset_ptr_/
- s/_fdt_check_node_offset/fdt_check_node_offset_/
- s/_fdt_check_prop_offset/fdt_check_prop_offset_/
- s/_fdt_find_add_string/fdt_find_add_string_/]
Signed-off-by: Eugeniu Rosca <erosca@de.adit-jv.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
364 lines
9.3 KiB
C
364 lines
9.3 KiB
C
/*
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* (C) Copyright David Gibson <dwg@au1.ibm.com>, IBM Corporation. 2005.
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*
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*/
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#include <sys/stat.h>
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#include "dtc.h"
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#include "srcpos.h"
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/*
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* Command line options
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*/
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int quiet; /* Level of quietness */
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int reservenum; /* Number of memory reservation slots */
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int minsize; /* Minimum blob size */
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int padsize; /* Additional padding to blob */
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int alignsize; /* Additional padding to blob accroding to the alignsize */
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int phandle_format = PHANDLE_EPAPR; /* Use linux,phandle or phandle properties */
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int generate_symbols; /* enable symbols & fixup support */
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int generate_fixups; /* suppress generation of fixups on symbol support */
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int auto_label_aliases; /* auto generate labels -> aliases */
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static int is_power_of_2(int x)
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{
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return (x > 0) && ((x & (x - 1)) == 0);
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}
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static void fill_fullpaths(struct node *tree, const char *prefix)
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{
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struct node *child;
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const char *unit;
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tree->fullpath = join_path(prefix, tree->name);
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unit = strchr(tree->name, '@');
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if (unit)
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tree->basenamelen = unit - tree->name;
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else
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tree->basenamelen = strlen(tree->name);
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for_each_child(tree, child)
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fill_fullpaths(child, tree->fullpath);
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}
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/* Usage related data. */
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static const char usage_synopsis[] = "dtc [options] <input file>";
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static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:a:fb:i:H:sW:E:@Ahv";
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static struct option const usage_long_opts[] = {
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{"quiet", no_argument, NULL, 'q'},
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{"in-format", a_argument, NULL, 'I'},
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{"out", a_argument, NULL, 'o'},
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{"out-format", a_argument, NULL, 'O'},
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{"out-version", a_argument, NULL, 'V'},
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{"out-dependency", a_argument, NULL, 'd'},
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{"reserve", a_argument, NULL, 'R'},
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{"space", a_argument, NULL, 'S'},
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{"pad", a_argument, NULL, 'p'},
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{"align", a_argument, NULL, 'a'},
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{"boot-cpu", a_argument, NULL, 'b'},
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{"force", no_argument, NULL, 'f'},
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{"include", a_argument, NULL, 'i'},
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{"sort", no_argument, NULL, 's'},
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{"phandle", a_argument, NULL, 'H'},
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{"warning", a_argument, NULL, 'W'},
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{"error", a_argument, NULL, 'E'},
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{"symbols", no_argument, NULL, '@'},
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{"auto-alias", no_argument, NULL, 'A'},
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{"help", no_argument, NULL, 'h'},
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{"version", no_argument, NULL, 'v'},
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{NULL, no_argument, NULL, 0x0},
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};
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static const char * const usage_opts_help[] = {
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"\n\tQuiet: -q suppress warnings, -qq errors, -qqq all",
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"\n\tInput formats are:\n"
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"\t\tdts - device tree source text\n"
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"\t\tdtb - device tree blob\n"
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"\t\tfs - /proc/device-tree style directory",
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"\n\tOutput file",
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"\n\tOutput formats are:\n"
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"\t\tdts - device tree source text\n"
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"\t\tdtb - device tree blob\n"
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"\t\tasm - assembler source",
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"\n\tBlob version to produce, defaults to "stringify(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
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"\n\tOutput dependency file",
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"\n\tMake space for <number> reserve map entries (for dtb and asm output)",
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"\n\tMake the blob at least <bytes> long (extra space)",
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"\n\tAdd padding to the blob of <bytes> long (extra space)",
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"\n\tMake the blob align to the <bytes> (extra space)",
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"\n\tSet the physical boot cpu",
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"\n\tTry to produce output even if the input tree has errors",
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"\n\tAdd a path to search for include files",
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"\n\tSort nodes and properties before outputting (useful for comparing trees)",
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"\n\tValid phandle formats are:\n"
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"\t\tlegacy - \"linux,phandle\" properties only\n"
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"\t\tepapr - \"phandle\" properties only\n"
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"\t\tboth - Both \"linux,phandle\" and \"phandle\" properties",
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"\n\tEnable/disable warnings (prefix with \"no-\")",
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"\n\tEnable/disable errors (prefix with \"no-\")",
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"\n\tEnable generation of symbols",
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"\n\tEnable auto-alias of labels",
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"\n\tPrint this help and exit",
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"\n\tPrint version and exit",
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NULL,
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};
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static const char *guess_type_by_name(const char *fname, const char *fallback)
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{
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const char *s;
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s = strrchr(fname, '.');
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if (s == NULL)
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return fallback;
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if (!strcasecmp(s, ".dts"))
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return "dts";
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if (!strcasecmp(s, ".dtb"))
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return "dtb";
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return fallback;
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}
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static const char *guess_input_format(const char *fname, const char *fallback)
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{
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struct stat statbuf;
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fdt32_t magic;
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FILE *f;
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if (stat(fname, &statbuf) != 0)
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return fallback;
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if (S_ISDIR(statbuf.st_mode))
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return "fs";
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if (!S_ISREG(statbuf.st_mode))
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return fallback;
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f = fopen(fname, "r");
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if (f == NULL)
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return fallback;
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if (fread(&magic, 4, 1, f) != 1) {
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fclose(f);
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return fallback;
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}
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fclose(f);
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if (fdt32_to_cpu(magic) == FDT_MAGIC)
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return "dtb";
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return guess_type_by_name(fname, fallback);
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}
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int main(int argc, char *argv[])
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{
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struct dt_info *dti;
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const char *inform = NULL;
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const char *outform = NULL;
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const char *outname = "-";
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const char *depname = NULL;
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bool force = false, sort = false;
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const char *arg;
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int opt;
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FILE *outf = NULL;
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int outversion = DEFAULT_FDT_VERSION;
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long long cmdline_boot_cpuid = -1;
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quiet = 0;
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reservenum = 0;
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minsize = 0;
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padsize = 0;
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alignsize = 0;
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while ((opt = util_getopt_long()) != EOF) {
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switch (opt) {
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case 'I':
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inform = optarg;
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break;
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case 'O':
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outform = optarg;
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break;
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case 'o':
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outname = optarg;
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break;
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case 'V':
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outversion = strtol(optarg, NULL, 0);
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break;
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case 'd':
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depname = optarg;
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break;
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case 'R':
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reservenum = strtol(optarg, NULL, 0);
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break;
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case 'S':
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minsize = strtol(optarg, NULL, 0);
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break;
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case 'p':
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padsize = strtol(optarg, NULL, 0);
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break;
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case 'a':
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alignsize = strtol(optarg, NULL, 0);
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if (!is_power_of_2(alignsize))
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die("Invalid argument \"%d\" to -a option\n",
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alignsize);
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break;
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case 'f':
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force = true;
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break;
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case 'q':
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quiet++;
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break;
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case 'b':
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cmdline_boot_cpuid = strtoll(optarg, NULL, 0);
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break;
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case 'i':
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srcfile_add_search_path(optarg);
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break;
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case 'v':
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util_version();
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case 'H':
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if (streq(optarg, "legacy"))
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phandle_format = PHANDLE_LEGACY;
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else if (streq(optarg, "epapr"))
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phandle_format = PHANDLE_EPAPR;
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else if (streq(optarg, "both"))
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phandle_format = PHANDLE_BOTH;
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else
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die("Invalid argument \"%s\" to -H option\n",
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optarg);
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break;
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case 's':
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sort = true;
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break;
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case 'W':
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parse_checks_option(true, false, optarg);
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break;
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case 'E':
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parse_checks_option(false, true, optarg);
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break;
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case '@':
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generate_symbols = 1;
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break;
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case 'A':
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auto_label_aliases = 1;
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break;
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case 'h':
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usage(NULL);
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default:
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usage("unknown option");
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}
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}
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if (argc > (optind+1))
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usage("missing files");
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else if (argc < (optind+1))
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arg = "-";
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else
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arg = argv[optind];
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/* minsize and padsize are mutually exclusive */
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if (minsize && padsize)
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die("Can't set both -p and -S\n");
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if (depname) {
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depfile = fopen(depname, "w");
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if (!depfile)
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die("Couldn't open dependency file %s: %s\n", depname,
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strerror(errno));
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fprintf(depfile, "%s:", outname);
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}
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if (inform == NULL)
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inform = guess_input_format(arg, "dts");
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if (outform == NULL) {
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outform = guess_type_by_name(outname, NULL);
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if (outform == NULL) {
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if (streq(inform, "dts"))
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outform = "dtb";
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else
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outform = "dts";
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}
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}
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if (streq(inform, "dts"))
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dti = dt_from_source(arg);
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else if (streq(inform, "fs"))
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dti = dt_from_fs(arg);
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else if(streq(inform, "dtb"))
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dti = dt_from_blob(arg);
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else
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die("Unknown input format \"%s\"\n", inform);
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dti->outname = outname;
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if (depfile) {
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fputc('\n', depfile);
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fclose(depfile);
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}
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if (cmdline_boot_cpuid != -1)
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dti->boot_cpuid_phys = cmdline_boot_cpuid;
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fill_fullpaths(dti->dt, "");
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/* on a plugin, generate by default */
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if (dti->dtsflags & DTSF_PLUGIN) {
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generate_fixups = 1;
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}
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process_checks(force, dti);
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if (auto_label_aliases)
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generate_label_tree(dti, "aliases", false);
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if (generate_symbols)
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generate_label_tree(dti, "__symbols__", true);
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if (generate_fixups) {
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generate_fixups_tree(dti, "__fixups__");
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generate_local_fixups_tree(dti, "__local_fixups__");
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}
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if (sort)
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sort_tree(dti);
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if (streq(outname, "-")) {
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outf = stdout;
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} else {
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outf = fopen(outname, "wb");
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if (! outf)
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die("Couldn't open output file %s: %s\n",
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outname, strerror(errno));
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}
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if (streq(outform, "dts")) {
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dt_to_source(outf, dti);
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} else if (streq(outform, "dtb")) {
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dt_to_blob(outf, dti, outversion);
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} else if (streq(outform, "asm")) {
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dt_to_asm(outf, dti, outversion);
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} else if (streq(outform, "null")) {
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/* do nothing */
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} else {
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die("Unknown output format \"%s\"\n", outform);
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}
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exit(0);
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}
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