Commit 6f05afcb authored by Rob Herring's avatar Rob Herring

scripts/dtc: Update to upstream version 0931cea3ba20

Sync to upstream dtc commit 0931cea3ba20 ("dtc: fdtdump: check fdt if
not in scanning mode"). In particular, this pulls in dtc overlay
support.

This adds the following commits from upstream:

f88865469b65 dtc: Fix memory leak in character literal parsing
00fbb8696b66 Rename boot_info
1ef86ad2c24f dtc: Clean up /dts-v1/ and /plugin/ handling in grammar
e3c769aa9c16 dtc: Don't always generate __symbols__ for plugins
c96cb3c0169e tests: Don't use -@ on plugin de/recompile tests
66381538ce24 tests: Remove "suppression of fixups" tests
ba765b273f0f tests: Clarify dtc overlay tests
6ea8cd944fcd tests: More thorough tests of libfdt overlay application without dtc
7d8ef6e1db97 tests: Correct fdt handling of overlays without fixups and base trees without symbols
b4dc0ed8b127 tests: Fix double expansion bugs in test code
3ea879dc0c8f tests: Split overlay tests into those with do/don't exercise dtc plugin generation
47b4d66a2f11 tests: Test auto-alias generation on base tree, not overlay
72e1ad811523 tests: Make overlay/plugin tests unconditional
e7b3c3b5951b tests: Add overlay tests
9637e3f772a9 tests: Add check_path test
20f29d8d41f6 dtc: Plugin and fixup support
a2c92cac53f8 dtc: Document the dynamic plugin internals
8f70ac39801d checks: Pass boot_info instead of root node
ea10f953878f libfdt: add missing errors to fdt_strerror()
daa75e8fa594 libfdt: fix fdt_stringlist_search()
e28eff5b787a libfdt: fix fdt_stringlist_count()
ae97c7722840 tests: overlay: Rename the device tree blobs to be more explicit
96162d2bd9cb tests: overlay: Add test suffix to the compiled blobs
5ce8634733b7 libfdt: Add fdt_overlay_apply to the exported symbols
804a9db90ad2 fdt: strerr: Remove spurious BADOVERLAY
e8c3a1a493fa tests: overlay: Move back the bad fixup tests
7a72d89d3f81 libfdt: overlay: Fix symbols and fixups nodes condition
cabbaa972cdd libfdt: overlay: Report a bad overlay for mismatching local fixups
deb0a5c1aeaa libfdt: Add BADPHANDLE error string
7b7a6be9ba15 libfdt: Don't use 'index' as a local variable name
aea8860d831e tests: Add tests cases for the overlay code
0cdd06c5135b libfdt: Add overlay application function
39240cc865cf libfdt: Extend the reach of FDT_ERR_BADPHANDLE
4aa3a6f5e6d9 libfdt: Add new errors for the overlay code
6d1832c9e64b dtc: Remove "home page" link
45fd440a9561 Fix some typing errors in libfdt.h and livetree.c
a59be4939c13 Merge tag 'v1.4.2'
a34bb721caca dtc: Fix assorted problems in the testcases for the -a option
874f40588d3e Implement the -a option to pad dtb aligned
ec02b34c05be dtc: Makefile improvements for release uploading
1ed45d40a137 dtc: Bump version to 1.4.2
36fd7331fb11 libfdt: simplify fdt_del_mem_rsv()
d877364e4a0f libfdt: Add fdt_setprop_inplace_namelen_partial
3e9037aaad44 libfdt: Add fdt_getprop_namelen_w
84e0e1346c68 libfdt: Add max phandle retrieval function
d29126c90acb libfdt: Add iterator over properties
902d0f0953d0 libfdt: Add a subnodes iterator macro
c539075ba8ba fdtput.c: Fix memory leak.
f79ddb83e185 fdtget.c: Fix memory leak
1074ee54b63f convert-dtsv0-lexer.l: fix memory leak
e24d39a024e6 fdtdump.c: make sure size_t argument to memchr is always unsigned.
44a59713cf05 Remove unused srcpos_dump() function
cb9241ae3453 DTC: Fix memory leak on flatname.
1ee0ae24ea09 Simplify check field and macro names
9d97527a8621 Remove property check functions
2e709d158e11 Remove tree check functions
c4cb12e193e3 Alter grammar to allow multiple /dts-v1/ tags
d71d25d76012 Use xasprintf() in srcpos
9dc404958e9c util: Add xasprintf portable asprintf variant
beef80b8b55f Correct a missing space in a fdt_header cast
68d43cec1253 Correct line lengths in libfdt.h
b0dbceafd49a Correct space-after-tab in libfdt.h
Signed-off-by: default avatarRob Herring <robh@kernel.org>
parent 0c744ea4
This diff is collapsed.
......@@ -121,6 +121,11 @@ static void lexical_error(const char *fmt, ...);
return DT_V1;
}
<*>"/plugin/" {
DPRINT("Keyword: /plugin/\n");
return DT_PLUGIN;
}
<*>"/memreserve/" {
DPRINT("Keyword: /memreserve/\n");
BEGIN_DEFAULT();
......@@ -184,16 +189,16 @@ static void lexical_error(const char *fmt, ...);
if (d.len == 1) {
lexical_error("Empty character literal");
yylval.integer = 0;
return DT_CHAR_LITERAL;
}
} else {
yylval.integer = (unsigned char)d.val[0];
yylval.integer = (unsigned char)d.val[0];
if (d.len > 2)
lexical_error("Character literal has %d"
" characters instead of 1",
d.len - 1);
if (d.len > 2)
lexical_error("Character literal has %d"
" characters instead of 1",
d.len - 1);
}
data_free(d);
return DT_CHAR_LITERAL;
}
......
This diff is collapsed.
This diff is collapsed.
/* A Bison parser, made by GNU Bison 3.0.2. */
/* A Bison parser, made by GNU Bison 3.0.4. */
/* Bison interface for Yacc-like parsers in C
Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.
Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
......@@ -46,35 +46,36 @@ extern int yydebug;
enum yytokentype
{
DT_V1 = 258,
DT_MEMRESERVE = 259,
DT_LSHIFT = 260,
DT_RSHIFT = 261,
DT_LE = 262,
DT_GE = 263,
DT_EQ = 264,
DT_NE = 265,
DT_AND = 266,
DT_OR = 267,
DT_BITS = 268,
DT_DEL_PROP = 269,
DT_DEL_NODE = 270,
DT_PROPNODENAME = 271,
DT_LITERAL = 272,
DT_CHAR_LITERAL = 273,
DT_BYTE = 274,
DT_STRING = 275,
DT_LABEL = 276,
DT_REF = 277,
DT_INCBIN = 278
DT_PLUGIN = 259,
DT_MEMRESERVE = 260,
DT_LSHIFT = 261,
DT_RSHIFT = 262,
DT_LE = 263,
DT_GE = 264,
DT_EQ = 265,
DT_NE = 266,
DT_AND = 267,
DT_OR = 268,
DT_BITS = 269,
DT_DEL_PROP = 270,
DT_DEL_NODE = 271,
DT_PROPNODENAME = 272,
DT_LITERAL = 273,
DT_CHAR_LITERAL = 274,
DT_BYTE = 275,
DT_STRING = 276,
DT_LABEL = 277,
DT_REF = 278,
DT_INCBIN = 279
};
#endif
/* Value type. */
#if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
typedef union YYSTYPE YYSTYPE;
union YYSTYPE
{
#line 38 "dtc-parser.y" /* yacc.c:1909 */
#line 39 "dtc-parser.y" /* yacc.c:1909 */
char *propnodename;
char *labelref;
......@@ -92,9 +93,12 @@ union YYSTYPE
struct node *nodelist;
struct reserve_info *re;
uint64_t integer;
unsigned int flags;
#line 97 "dtc-parser.tab.h" /* yacc.c:1909 */
#line 99 "dtc-parser.tab.h" /* yacc.c:1909 */
};
typedef union YYSTYPE YYSTYPE;
# define YYSTYPE_IS_TRIVIAL 1
# define YYSTYPE_IS_DECLARED 1
#endif
......
......@@ -19,6 +19,7 @@
*/
%{
#include <stdio.h>
#include <inttypes.h>
#include "dtc.h"
#include "srcpos.h"
......@@ -31,7 +32,7 @@ extern void yyerror(char const *s);
treesource_error = true; \
} while (0)
extern struct boot_info *the_boot_info;
extern struct dt_info *parser_output;
extern bool treesource_error;
%}
......@@ -52,9 +53,11 @@ extern bool treesource_error;
struct node *nodelist;
struct reserve_info *re;
uint64_t integer;
unsigned int flags;
}
%token DT_V1
%token DT_PLUGIN
%token DT_MEMRESERVE
%token DT_LSHIFT DT_RSHIFT DT_LE DT_GE DT_EQ DT_NE DT_AND DT_OR
%token DT_BITS
......@@ -71,6 +74,8 @@ extern bool treesource_error;
%type <data> propdata
%type <data> propdataprefix
%type <flags> header
%type <flags> headers
%type <re> memreserve
%type <re> memreserves
%type <array> arrayprefix
......@@ -101,10 +106,31 @@ extern bool treesource_error;
%%
sourcefile:
DT_V1 ';' memreserves devicetree
headers memreserves devicetree
{
the_boot_info = build_boot_info($3, $4,
guess_boot_cpuid($4));
parser_output = build_dt_info($1, $2, $3,
guess_boot_cpuid($3));
}
;
header:
DT_V1 ';'
{
$$ = DTSF_V1;
}
| DT_V1 ';' DT_PLUGIN ';'
{
$$ = DTSF_V1 | DTSF_PLUGIN;
}
;
headers:
header
| header headers
{
if ($2 != $1)
ERROR(&@2, "Header flags don't match earlier ones");
$$ = $1;
}
;
......
......@@ -30,7 +30,16 @@ int quiet; /* Level of quietness */
int reservenum; /* Number of memory reservation slots */
int minsize; /* Minimum blob size */
int padsize; /* Additional padding to blob */
int alignsize; /* Additional padding to blob accroding to the alignsize */
int phandle_format = PHANDLE_BOTH; /* Use linux,phandle or phandle properties */
int generate_symbols; /* enable symbols & fixup support */
int generate_fixups; /* suppress generation of fixups on symbol support */
int auto_label_aliases; /* auto generate labels -> aliases */
static int is_power_of_2(int x)
{
return (x > 0) && ((x & (x - 1)) == 0);
}
static void fill_fullpaths(struct node *tree, const char *prefix)
{
......@@ -53,7 +62,7 @@ static void fill_fullpaths(struct node *tree, const char *prefix)
#define FDT_VERSION(version) _FDT_VERSION(version)
#define _FDT_VERSION(version) #version
static const char usage_synopsis[] = "dtc [options] <input file>";
static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:fb:i:H:sW:E:hv";
static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:a:fb:i:H:sW:E:@Ahv";
static struct option const usage_long_opts[] = {
{"quiet", no_argument, NULL, 'q'},
{"in-format", a_argument, NULL, 'I'},
......@@ -64,6 +73,7 @@ static struct option const usage_long_opts[] = {
{"reserve", a_argument, NULL, 'R'},
{"space", a_argument, NULL, 'S'},
{"pad", a_argument, NULL, 'p'},
{"align", a_argument, NULL, 'a'},
{"boot-cpu", a_argument, NULL, 'b'},
{"force", no_argument, NULL, 'f'},
{"include", a_argument, NULL, 'i'},
......@@ -71,6 +81,8 @@ static struct option const usage_long_opts[] = {
{"phandle", a_argument, NULL, 'H'},
{"warning", a_argument, NULL, 'W'},
{"error", a_argument, NULL, 'E'},
{"symbols", no_argument, NULL, '@'},
{"auto-alias", no_argument, NULL, 'A'},
{"help", no_argument, NULL, 'h'},
{"version", no_argument, NULL, 'v'},
{NULL, no_argument, NULL, 0x0},
......@@ -91,6 +103,7 @@ static const char * const usage_opts_help[] = {
"\n\tMake space for <number> reserve map entries (for dtb and asm output)",
"\n\tMake the blob at least <bytes> long (extra space)",
"\n\tAdd padding to the blob of <bytes> long (extra space)",
"\n\tMake the blob align to the <bytes> (extra space)",
"\n\tSet the physical boot cpu",
"\n\tTry to produce output even if the input tree has errors",
"\n\tAdd a path to search for include files",
......@@ -101,6 +114,8 @@ static const char * const usage_opts_help[] = {
"\t\tboth - Both \"linux,phandle\" and \"phandle\" properties",
"\n\tEnable/disable warnings (prefix with \"no-\")",
"\n\tEnable/disable errors (prefix with \"no-\")",
"\n\tEnable generation of symbols",
"\n\tEnable auto-alias of labels",
"\n\tPrint this help and exit",
"\n\tPrint version and exit",
NULL,
......@@ -153,7 +168,7 @@ static const char *guess_input_format(const char *fname, const char *fallback)
int main(int argc, char *argv[])
{
struct boot_info *bi;
struct dt_info *dti;
const char *inform = NULL;
const char *outform = NULL;
const char *outname = "-";
......@@ -169,6 +184,7 @@ int main(int argc, char *argv[])
reservenum = 0;
minsize = 0;
padsize = 0;
alignsize = 0;
while ((opt = util_getopt_long()) != EOF) {
switch (opt) {
......@@ -196,6 +212,12 @@ int main(int argc, char *argv[])
case 'p':
padsize = strtol(optarg, NULL, 0);
break;
case 'a':
alignsize = strtol(optarg, NULL, 0);
if (!is_power_of_2(alignsize))
die("Invalid argument \"%d\" to -a option\n",
optarg);
break;
case 'f':
force = true;
break;
......@@ -234,6 +256,13 @@ int main(int argc, char *argv[])
parse_checks_option(false, true, optarg);
break;
case '@':
generate_symbols = 1;
break;
case 'A':
auto_label_aliases = 1;
break;
case 'h':
usage(NULL);
default:
......@@ -272,11 +301,11 @@ int main(int argc, char *argv[])
}
}
if (streq(inform, "dts"))
bi = dt_from_source(arg);
dti = dt_from_source(arg);
else if (streq(inform, "fs"))
bi = dt_from_fs(arg);
dti = dt_from_fs(arg);
else if(streq(inform, "dtb"))
bi = dt_from_blob(arg);
dti = dt_from_blob(arg);
else
die("Unknown input format \"%s\"\n", inform);
......@@ -286,13 +315,29 @@ int main(int argc, char *argv[])
}
if (cmdline_boot_cpuid != -1)
bi->boot_cpuid_phys = cmdline_boot_cpuid;
dti->boot_cpuid_phys = cmdline_boot_cpuid;
fill_fullpaths(dti->dt, "");
process_checks(force, dti);
/* on a plugin, generate by default */
if (dti->dtsflags & DTSF_PLUGIN) {
generate_fixups = 1;
}
fill_fullpaths(bi->dt, "");
process_checks(force, bi);
if (auto_label_aliases)
generate_label_tree(dti, "aliases", false);
if (generate_symbols)
generate_label_tree(dti, "__symbols__", true);
if (generate_fixups) {
generate_fixups_tree(dti, "__fixups__");
generate_local_fixups_tree(dti, "__local_fixups__");
}
if (sort)
sort_tree(bi);
sort_tree(dti);
if (streq(outname, "-")) {
outf = stdout;
......@@ -304,11 +349,11 @@ int main(int argc, char *argv[])
}
if (streq(outform, "dts")) {
dt_to_source(outf, bi);
dt_to_source(outf, dti);
} else if (streq(outform, "dtb")) {
dt_to_blob(outf, bi, outversion);
dt_to_blob(outf, dti, outversion);
} else if (streq(outform, "asm")) {
dt_to_asm(outf, bi, outversion);
dt_to_asm(outf, dti, outversion);
} else if (streq(outform, "null")) {
/* do nothing */
} else {
......
......@@ -53,7 +53,11 @@ extern int quiet; /* Level of quietness */
extern int reservenum; /* Number of memory reservation slots */
extern int minsize; /* Minimum blob size */
extern int padsize; /* Additional padding to blob */
extern int alignsize; /* Additional padding to blob accroding to the alignsize */
extern int phandle_format; /* Use linux,phandle or phandle properties */
extern int generate_symbols; /* generate symbols for nodes with labels */
extern int generate_fixups; /* generate fixups */
extern int auto_label_aliases; /* auto generate labels -> aliases */
#define PHANDLE_LEGACY 0x1
#define PHANDLE_EPAPR 0x2
......@@ -201,6 +205,8 @@ void delete_property(struct property *prop);
void add_child(struct node *parent, struct node *child);
void delete_node_by_name(struct node *parent, char *name);
void delete_node(struct node *node);
void append_to_property(struct node *node,
char *name, const void *data, int len);
const char *get_unitname(struct node *node);
struct property *get_property(struct node *node, const char *propname);
......@@ -235,35 +241,44 @@ struct reserve_info *add_reserve_entry(struct reserve_info *list,
struct reserve_info *new);
struct boot_info {
struct dt_info {
unsigned int dtsflags;
struct reserve_info *reservelist;
struct node *dt; /* the device tree */
uint32_t boot_cpuid_phys;
struct node *dt; /* the device tree */
};
struct boot_info *build_boot_info(struct reserve_info *reservelist,
struct node *tree, uint32_t boot_cpuid_phys);
void sort_tree(struct boot_info *bi);
/* DTS version flags definitions */
#define DTSF_V1 0x0001 /* /dts-v1/ */
#define DTSF_PLUGIN 0x0002 /* /plugin/ */
struct dt_info *build_dt_info(unsigned int dtsflags,
struct reserve_info *reservelist,
struct node *tree, uint32_t boot_cpuid_phys);
void sort_tree(struct dt_info *dti);
void generate_label_tree(struct dt_info *dti, char *name, bool allocph);
void generate_fixups_tree(struct dt_info *dti, char *name);
void generate_local_fixups_tree(struct dt_info *dti, char *name);
/* Checks */
void parse_checks_option(bool warn, bool error, const char *arg);
void process_checks(bool force, struct boot_info *bi);
void process_checks(bool force, struct dt_info *dti);
/* Flattened trees */
void dt_to_blob(FILE *f, struct boot_info *bi, int version);
void dt_to_asm(FILE *f, struct boot_info *bi, int version);
void dt_to_blob(FILE *f, struct dt_info *dti, int version);
void dt_to_asm(FILE *f, struct dt_info *dti, int version);
struct boot_info *dt_from_blob(const char *fname);
struct dt_info *dt_from_blob(const char *fname);
/* Tree source */
void dt_to_source(FILE *f, struct boot_info *bi);
struct boot_info *dt_from_source(const char *f);
void dt_to_source(FILE *f, struct dt_info *dti);
struct dt_info *dt_from_source(const char *f);
/* FS trees */
struct boot_info *dt_from_fs(const char *dirname);
struct dt_info *dt_from_fs(const char *dirname);
#endif /* _DTC_H */
......@@ -366,7 +366,7 @@ static void make_fdt_header(struct fdt_header *fdt,
fdt->size_dt_struct = cpu_to_fdt32(dtsize);
}
void dt_to_blob(FILE *f, struct boot_info *bi, int version)
void dt_to_blob(FILE *f, struct dt_info *dti, int version)
{
struct version_info *vi = NULL;
int i;
......@@ -384,29 +384,36 @@ void dt_to_blob(FILE *f, struct boot_info *bi, int version)
if (!vi)
die("Unknown device tree blob version %d\n", version);
flatten_tree(bi->dt, &bin_emitter, &dtbuf, &strbuf, vi);
flatten_tree(dti->dt, &bin_emitter, &dtbuf, &strbuf, vi);
bin_emit_cell(&dtbuf, FDT_END);
reservebuf = flatten_reserve_list(bi->reservelist, vi);
reservebuf = flatten_reserve_list(dti->reservelist, vi);
/* Make header */
make_fdt_header(&fdt, vi, reservebuf.len, dtbuf.len, strbuf.len,
bi->boot_cpuid_phys);
dti->boot_cpuid_phys);
/*
* If the user asked for more space than is used, adjust the totalsize.
*/
if (minsize > 0) {
padlen = minsize - fdt32_to_cpu(fdt.totalsize);
if ((padlen < 0) && (quiet < 1))
fprintf(stderr,
"Warning: blob size %d >= minimum size %d\n",
fdt32_to_cpu(fdt.totalsize), minsize);
if (padlen < 0) {
padlen = 0;
if (quiet < 1)
fprintf(stderr,
"Warning: blob size %d >= minimum size %d\n",
fdt32_to_cpu(fdt.totalsize), minsize);
}
}
if (padsize > 0)
padlen = padsize;
if (alignsize > 0)
padlen = ALIGN(fdt32_to_cpu(fdt.totalsize) + padlen, alignsize)
- fdt32_to_cpu(fdt.totalsize);
if (padlen > 0) {
int tsize = fdt32_to_cpu(fdt.totalsize);
tsize += padlen;
......@@ -460,7 +467,7 @@ static void dump_stringtable_asm(FILE *f, struct data strbuf)
}
}
void dt_to_asm(FILE *f, struct boot_info *bi, int version)
void dt_to_asm(FILE *f, struct dt_info *dti, int version)
{
struct version_info *vi = NULL;
int i;
......@@ -500,7 +507,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version)
if (vi->flags & FTF_BOOTCPUID) {
fprintf(f, "\t/* boot_cpuid_phys */\n");
asm_emit_cell(f, bi->boot_cpuid_phys);
asm_emit_cell(f, dti->boot_cpuid_phys);
}
if (vi->flags & FTF_STRTABSIZE) {
......@@ -530,7 +537,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version)
* Use .long on high and low halfs of u64s to avoid .quad
* as it appears .quad isn't available in some assemblers.
*/
for (re = bi->reservelist; re; re = re->next) {
for (re = dti->reservelist; re; re = re->next) {
struct label *l;
for_each_label(re->labels, l) {
......@@ -550,7 +557,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version)
fprintf(f, "\t.long\t0, 0\n\t.long\t0, 0\n");
emit_label(f, symprefix, "struct_start");
flatten_tree(bi->dt, &asm_emitter, f, &strbuf, vi);
flatten_tree(dti->dt, &asm_emitter, f, &strbuf, vi);
fprintf(f, "\t/* FDT_END */\n");
asm_emit_cell(f, FDT_END);
......@@ -572,6 +579,8 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version)
if (padsize > 0) {
fprintf(f, "\t.space\t%d, 0\n", padsize);
}
if (alignsize > 0)
asm_emit_align(f, alignsize);
emit_label(f, symprefix, "blob_abs_end");
data_free(strbuf);
......@@ -797,11 +806,15 @@ static struct node *unflatten_tree(struct inbuf *dtbuf,
}
} while (val != FDT_END_NODE);
if (node->name != flatname) {
free(flatname);
}
return node;
}
struct boot_info *dt_from_blob(const char *fname)
struct dt_info *dt_from_blob(const char *fname)
{
FILE *f;
uint32_t magic, totalsize, version, size_dt, boot_cpuid_phys;
......@@ -929,5 +942,5 @@ struct boot_info *dt_from_blob(const char *fname)
fclose(f);
return build_boot_info(reservelist, tree, boot_cpuid_phys);
return build_dt_info(DTSF_V1, reservelist, tree, boot_cpuid_phys);
}
......@@ -79,13 +79,12 @@ static struct node *read_fstree(const char *dirname)
return tree;
}
struct boot_info *dt_from_fs(const char *dirname)
struct dt_info *dt_from_fs(const char *dirname)
{
struct node *tree;
tree = read_fstree(dirname);
tree = name_node(tree, "");
return build_boot_info(NULL, tree, guess_boot_cpuid(tree));
return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree));
}
......@@ -7,5 +7,5 @@ LIBFDT_soname = libfdt.$(SHAREDLIB_EXT).1
LIBFDT_INCLUDES = fdt.h libfdt.h libfdt_env.h
LIBFDT_VERSION = version.lds
LIBFDT_SRCS = fdt.c fdt_ro.c fdt_wip.c fdt_sw.c fdt_rw.c fdt_strerror.c fdt_empty_tree.c \
fdt_addresses.c
fdt_addresses.c fdt_overlay.c
LIBFDT_OBJS = $(LIBFDT_SRCS:%.c=%.o)
......@@ -88,6 +88,32 @@ static int _fdt_string_eq(const void *fdt, int stroffset,
return (strlen(p) == len) && (memcmp(p, s, len) == 0);
}
uint32_t fdt_get_max_phandle(const void *fdt)
{
uint32_t max_phandle = 0;
int offset;
for (offset = fdt_next_node(fdt, -1, NULL);;
offset = fdt_next_node(fdt, offset, NULL)) {
uint32_t phandle;
if (offset == -FDT_ERR_NOTFOUND)
return max_phandle;
if (offset < 0)
return (uint32_t)-1;
phandle = fdt_get_phandle(fdt, offset);
if (phandle == (uint32_t)-1)
continue;
if (phandle > max_phandle)
max_phandle = phandle;
}
return 0;
}
int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size)
{
FDT_CHECK_HEADER(fdt);
......@@ -545,7 +571,7 @@ int fdt_stringlist_count(const void *fdt, int nodeoffset, const char *property)
list = fdt_getprop(fdt, nodeoffset, property, &length);
if (!list)
return -length;
return length;
end = list + length;
......@@ -571,7 +597,7 @@ int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property,
list = fdt_getprop(fdt, nodeoffset, property, &length);
if (!list)
return -length;
return length;
len = strlen(string) + 1;
end = list + length;
......
......@@ -191,17 +191,13 @@ int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size)
int fdt_del_mem_rsv(void *fdt, int n)
{
struct fdt_reserve_entry *re = _fdt_mem_rsv_w(fdt, n);
int err;
FDT_RW_CHECK_HEADER(fdt);
if (n >= fdt_num_mem_rsv(fdt))
return -FDT_ERR_NOTFOUND;
err = _fdt_splice_mem_rsv(fdt, re, 1, 0);
if (err)
return err;
return 0;
return _fdt_splice_mem_rsv(fdt, re, 1, 0);
}
static int _fdt_resize_property(void *fdt, int nodeoffset, const char *name,
......
......@@ -69,6 +69,7 @@ static struct fdt_errtabent fdt_errtable[] = {
FDT_ERRTABENT(FDT_ERR_BADOFFSET),
FDT_ERRTABENT(FDT_ERR_BADPATH),
FDT_ERRTABENT(FDT_ERR_BADPHANDLE),
FDT_ERRTABENT(FDT_ERR_BADSTATE),
FDT_ERRTABENT(FDT_ERR_TRUNCATED),
......@@ -76,6 +77,11 @@ static struct fdt_errtabent fdt_errtable[] = {
FDT_ERRTABENT(FDT_ERR_BADVERSION),
FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE),
FDT_ERRTABENT(FDT_ERR_BADLAYOUT),
FDT_ERRTABENT(FDT_ERR_INTERNAL),
FDT_ERRTABENT(FDT_ERR_BADNCELLS),
FDT_ERRTABENT(FDT_ERR_BADVALUE),
FDT_ERRTABENT(FDT_ERR_BADOVERLAY),
FDT_ERRTABENT(FDT_ERR_NOPHANDLES),
};
#define FDT_ERRTABSIZE (sizeof(fdt_errtable) / sizeof(fdt_errtable[0]))
......
......@@ -55,21 +55,42 @@
#include "libfdt_internal.h"
int fdt_setprop_inplace_namelen_partial(void *fdt, int nodeoffset,
const char *name, int namelen,
uint32_t idx, const void *val,
int len)
{
void *propval;
int proplen;
propval = fdt_getprop_namelen_w(fdt, nodeoffset, name, namelen,
&proplen);
if (!propval)
return proplen;
if (proplen < (len + idx))
return -FDT_ERR_NOSPACE;
memcpy((char *)propval + idx, val, len);
return 0;
}
int fdt_setprop_inplace(void *fdt, int nodeoffset, const char *name,
const void *val, int len)
{
void *propval;
const void *propval;
int proplen;
propval = fdt_getprop_w(fdt, nodeoffset, name, &proplen);
propval = fdt_getprop(fdt, nodeoffset, name, &proplen);
if (! propval)
return proplen;
if (proplen != len)
return -FDT_ERR_NOSPACE;
memcpy(propval, val, len);
return 0;
return fdt_setprop_inplace_namelen_partial(fdt, nodeoffset, name,
strlen(name), 0,
val, len);
}
static void _fdt_nop_region(void *start, int len)
......
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......@@ -54,6 +54,7 @@
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#ifdef __CHECKER__
......
......@@ -204,7 +204,7 @@ struct node *merge_nodes(struct node *old_node, struct node *new_node)
}
}
/* if no collision occured, add child to the old node. */
/* if no collision occurred, add child to the old node. */
if (new_child)
add_child(old_node, new_child);
}
......@@ -296,6 +296,23 @@ void delete_node(struct node *node)
delete_labels(&node->labels);
}
void append_to_property(struct node *node,
char *name, const void *data, int len)