path: root/target/linux/brcm2708/patches-4.1/0022-scripts-dtc-Update-to-upstream-version-with-overlay-.patch

From ee7658ee2a268e93a57c507cac4bed85b2c7e8f0 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Fri, 23 Jan 2015 14:48:55 +0000
Subject: [PATCH 022/203] scripts/dtc: Update to upstream version with overlay
 patches

---
 scripts/dtc/checks.c                 |  151 ++-
 scripts/dtc/data.c                   |   12 +-
 scripts/dtc/dtc-lexer.l              |   70 +-
 scripts/dtc/dtc-lexer.lex.c_shipped  |  540 +++++-----
 scripts/dtc/dtc-parser.tab.c_shipped | 1783 ++++++++++++++++------------------
 scripts/dtc/dtc-parser.tab.h_shipped |  116 ++-
 scripts/dtc/dtc-parser.y             |  158 +--
 scripts/dtc/dtc.c                    |   23 +-
 scripts/dtc/dtc.h                    |   56 +-
 scripts/dtc/flattree.c               |  145 ++-
 scripts/dtc/fstree.c                 |   16 +-
 scripts/dtc/livetree.c               |    4 +-
 scripts/dtc/srcpos.c                 |   49 +-
 scripts/dtc/srcpos.h                 |   15 +-
 scripts/dtc/treesource.c             |   14 +-
 scripts/dtc/util.c                   |   18 +-
 scripts/dtc/util.h                   |    4 +-
 scripts/dtc/version_gen.h            |    2 +-
 18 files changed, 1697 insertions(+), 1479 deletions(-)

--- a/scripts/dtc/checks.c
+++ b/scripts/dtc/checks.c
@@ -53,7 +53,7 @@ struct check {
 	void *data;
 	bool warn, error;
 	enum checkstatus status;
-	int inprogress;
+	bool inprogress;
 	int num_prereqs;
 	struct check **prereq;
 };
@@ -113,6 +113,7 @@ static inline void check_msg(struct chec
 		vfprintf(stderr, fmt, ap);
 		fprintf(stderr, "\n");
 	}
+	va_end(ap);
 }
 
 #define FAIL(c, ...) \
@@ -141,9 +142,9 @@ static void check_nodes_props(struct che
 		check_nodes_props(c, dt, child);
 }
 
-static int run_check(struct check *c, struct node *dt)
+static bool run_check(struct check *c, struct node *dt)
 {
-	int error = 0;
+	bool error = false;
 	int i;
 
 	assert(!c->inprogress);
@@ -151,11 +152,11 @@ static int run_check(struct check *c, st
 	if (c->status != UNCHECKED)
 		goto out;
 
-	c->inprogress = 1;
+	c->inprogress = true;
 
 	for (i = 0; i < c->num_prereqs; i++) {
 		struct check *prq = c->prereq[i];
-		error |= run_check(prq, dt);
+		error = error || run_check(prq, dt);
 		if (prq->status != PASSED) {
 			c->status = PREREQ;
 			check_msg(c, "Failed prerequisite '%s'",
@@ -177,9 +178,9 @@ static int run_check(struct check *c, st
 	TRACE(c, "\tCompleted, status %d", c->status);
 
 out:
-	c->inprogress = 0;
+	c->inprogress = false;
 	if ((c->status != PASSED) && (c->error))
-		error = 1;
+		error = true;
 	return error;
 }
 
@@ -457,22 +458,93 @@ static void fixup_phandle_references(str
 				     struct node *node, struct property *prop)
 {
 	struct marker *m = prop->val.markers;
+	struct fixup *f, **fp;
+	struct fixup_entry *fe, **fep;
 	struct node *refnode;
 	cell_t phandle;
+	int has_phandle_refs;
+
+	has_phandle_refs = 0;
+	for_each_marker_of_type(m, REF_PHANDLE) {
+		has_phandle_refs = 1;
+		break;
+	}
+
+	if (!has_phandle_refs)
+		return;
 
 	for_each_marker_of_type(m, REF_PHANDLE) {
 		assert(m->offset + sizeof(cell_t) <= prop->val.len);
 
 		refnode = get_node_by_ref(dt, m->ref);
-		if (! refnode) {
+		if (!refnode && !symbol_fixup_support) {
 			FAIL(c, "Reference to non-existent node or label \"%s\"\n",
-			     m->ref);
+				m->ref);
 			continue;
 		}
 
-		phandle = get_node_phandle(dt, refnode);
-		*((cell_t *)(prop->val.val + m->offset)) = cpu_to_fdt32(phandle);
+		if (!refnode) {
+			/* allocate fixup entry */
+			fe = xmalloc(sizeof(*fe));
+
+			fe->node = node;
+			fe->prop = prop;
+			fe->offset = m->offset;
+			fe->next = NULL;
+
+			/* search for an already existing fixup */
+			for_each_fixup(dt, f)
+				if (strcmp(f->ref, m->ref) == 0)
+					break;
+
+			/* no fixup found, add new */
+			if (f == NULL) {
+				f = xmalloc(sizeof(*f));
+				f->ref = m->ref;
+				f->entries = NULL;
+				f->next = NULL;
+
+				/* add it to the tree */
+				fp = &dt->fixups;
+				while (*fp)
+					fp = &(*fp)->next;
+				*fp = f;
+			}
+
+			/* and now append fixup entry */
+			fep = &f->entries;
+			while (*fep)
+				fep = &(*fep)->next;
+			*fep = fe;
+
+			/* mark the entry as unresolved */
+			phandle = 0xdeadbeef;
+		} else {
+			phandle = get_node_phandle(dt, refnode);
+
+			/* if it's a plugin, we need to record it */
+			if (symbol_fixup_support && dt->is_plugin) {
+
+				/* allocate a new local fixup entry */
+				fe = xmalloc(sizeof(*fe));
+
+				fe->node = node;
+				fe->prop = prop;
+				fe->offset = m->offset;
+				fe->next = NULL;
+
+				/* append it to the local fixups */
+				fep = &dt->local_fixups;
+				while (*fep)
+					fep = &(*fep)->next;
+				*fep = fe;
+			}
+		}
+
+		*((cell_t *)(prop->val.val + m->offset)) =
+			cpu_to_fdt32(phandle);
 	}
+
 }
 ERROR(phandle_references, NULL, NULL, fixup_phandle_references, NULL,
       &duplicate_node_names, &explicit_phandles);
@@ -624,11 +696,11 @@ static void check_avoid_default_addr_siz
 	if (!reg && !ranges)
 		return;
 
-	if ((node->parent->addr_cells == -1))
+	if (node->parent->addr_cells == -1)
 		FAIL(c, "Relying on default #address-cells value for %s",
 		     node->fullpath);
 
-	if ((node->parent->size_cells == -1))
+	if (node->parent->size_cells == -1)
 		FAIL(c, "Relying on default #size-cells value for %s",
 		     node->fullpath);
 }
@@ -651,6 +723,45 @@ static void check_obsolete_chosen_interr
 }
 TREE_WARNING(obsolete_chosen_interrupt_controller, NULL);
 
+static void check_auto_label_phandles(struct check *c, struct node *dt,
+				       struct node *node)
+{
+	struct label *l;
+	struct symbol *s, **sp;
+	int has_label;
+
+	if (!symbol_fixup_support)
+		return;
+
+	has_label = 0;
+	for_each_label(node->labels, l) {
+		has_label = 1;
+		break;
+	}
+
+	if (!has_label)
+		return;
+
+	/* force allocation of a phandle for this node */
+	(void)get_node_phandle(dt, node);
+
+	/* add the symbol */
+	for_each_label(node->labels, l) {
+
+		s = xmalloc(sizeof(*s));
+		s->label = l;
+		s->node = node;
+		s->next = NULL;
+
+		/* add it to the symbols list */
+		sp = &dt->symbols;
+		while (*sp)
+			sp = &((*sp)->next);
+		*sp = s;
+	}
+}
+NODE_WARNING(auto_label_phandles, NULL);
+
 static struct check *check_table[] = {
 	&duplicate_node_names, &duplicate_property_names,
 	&node_name_chars, &node_name_format, &property_name_chars,
@@ -669,6 +780,8 @@ static struct check *check_table[] = {
 	&avoid_default_addr_size,
 	&obsolete_chosen_interrupt_controller,
 
+	&auto_label_phandles,
+
 	&always_fail,
 };
 
@@ -706,15 +819,15 @@ static void disable_warning_error(struct
 	c->error = c->error && !error;
 }
 
-void parse_checks_option(bool warn, bool error, const char *optarg)
+void parse_checks_option(bool warn, bool error, const char *arg)
 {
 	int i;
-	const char *name = optarg;
+	const char *name = arg;
 	bool enable = true;
 
-	if ((strncmp(optarg, "no-", 3) == 0)
-	    || (strncmp(optarg, "no_", 3) == 0)) {
-		name = optarg + 3;
+	if ((strncmp(arg, "no-", 3) == 0)
+	    || (strncmp(arg, "no_", 3) == 0)) {
+		name = arg + 3;
 		enable = false;
 	}
 
@@ -733,7 +846,7 @@ void parse_checks_option(bool warn, bool
 	die("Unrecognized check name \"%s\"\n", name);
 }
 
-void process_checks(int force, struct boot_info *bi)
+void process_checks(bool force, struct boot_info *bi)
 {
 	struct node *dt = bi->dt;
 	int i;
--- a/scripts/dtc/data.c
+++ b/scripts/dtc/data.c
@@ -74,7 +74,7 @@ struct data data_copy_escape_string(cons
 	struct data d;
 	char *q;
 
-	d = data_grow_for(empty_data, strlen(s)+1);
+	d = data_grow_for(empty_data, len + 1);
 
 	q = d.val;
 	while (i < len) {
@@ -250,20 +250,20 @@ struct data data_add_marker(struct data
 	return data_append_markers(d, m);
 }
 
-int data_is_one_string(struct data d)
+bool data_is_one_string(struct data d)
 {
 	int i;
 	int len = d.len;
 
 	if (len == 0)
-		return 0;
+		return false;
 
 	for (i = 0; i < len-1; i++)
 		if (d.val[i] == '\0')
-			return 0;
+			return false;
 
 	if (d.val[len-1] != '\0')
-		return 0;
+		return false;
 
-	return 1;
+	return true;
 }
--- a/scripts/dtc/dtc-lexer.l
+++ b/scripts/dtc/dtc-lexer.l
@@ -20,7 +20,6 @@
 
 %option noyywrap nounput noinput never-interactive
 
-%x INCLUDE
 %x BYTESTRING
 %x PROPNODENAME
 %s V1
@@ -40,6 +39,7 @@ LINECOMMENT	"//".*\n
 #include "dtc-parser.tab.h"
 
 YYLTYPE yylloc;
+extern bool treesource_error;
 
 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
 #define	YY_USER_ACTION \
@@ -61,7 +61,8 @@ static int dts_version = 1;
 				BEGIN(V1); \
 
 static void push_input_file(const char *filename);
-static int pop_input_file(void);
+static bool pop_input_file(void);
+static void lexical_error(const char *fmt, ...);
 %}
 
 %%
@@ -75,11 +76,11 @@ static int pop_input_file(void);
 			char *line, *tmp, *fn;
 			/* skip text before line # */
 			line = yytext;
-			while (!isdigit(*line))
+			while (!isdigit((unsigned char)*line))
 				line++;
 			/* skip digits in line # */
 			tmp = line;
-			while (!isspace(*tmp))
+			while (!isspace((unsigned char)*tmp))
 				tmp++;
 			/* "NULL"-terminate line # */
 			*tmp = '\0';
@@ -112,6 +113,11 @@ static int pop_input_file(void);
 			return DT_V1;
 		}
 
+<*>"/plugin/"	{
+			DPRINT("Keyword: /plugin/\n");
+			return DT_PLUGIN;
+		}
+
 <*>"/memreserve/"	{
 			DPRINT("Keyword: /memreserve/\n");
 			BEGIN_DEFAULT();
@@ -146,15 +152,42 @@ static int pop_input_file(void);
 		}
 
 <V1>([0-9]+|0[xX][0-9a-fA-F]+)(U|L|UL|LL|ULL)? {
-			yylval.literal = xstrdup(yytext);
-			DPRINT("Literal: '%s'\n", yylval.literal);
+			char *e;
+			DPRINT("Integer Literal: '%s'\n", yytext);
+
+			errno = 0;
+			yylval.integer = strtoull(yytext, &e, 0);
+
+			assert(!(*e) || !e[strspn(e, "UL")]);
+
+			if (errno == ERANGE)
+				lexical_error("Integer literal '%s' out of range",
+					      yytext);
+			else
+				/* ERANGE is the only strtoull error triggerable
+				 *  by strings matching the pattern */
+				assert(errno == 0);
 			return DT_LITERAL;
 		}
 
 <*>{CHAR_LITERAL}	{
-			yytext[yyleng-1] = '\0';
-			yylval.literal = xstrdup(yytext+1);
-			DPRINT("Character literal: %s\n", yylval.literal);
+			struct data d;
+			DPRINT("Character literal: %s\n", yytext);
+
+			d = data_copy_escape_string(yytext+1, yyleng-2);
+			if (d.len == 1) {
+				lexical_error("Empty character literal");
+				yylval.integer = 0;
+				return DT_CHAR_LITERAL;
+			}
+
+			yylval.integer = (unsigned char)d.val[0];
+
+			if (d.len > 2)
+				lexical_error("Character literal has %d"
+					      " characters instead of 1",
+					      d.len - 1);
+
 			return DT_CHAR_LITERAL;
 		}
 
@@ -164,7 +197,7 @@ static int pop_input_file(void);
 			return DT_REF;
 		}
 
-<*>"&{/"{PATHCHAR}+\}	{	/* new-style path reference */
+<*>"&{/"{PATHCHAR}*\}	{	/* new-style path reference */
 			yytext[yyleng-1] = '\0';
 			DPRINT("Ref: %s\n", yytext+2);
 			yylval.labelref = xstrdup(yytext+2);
@@ -238,13 +271,24 @@ static void push_input_file(const char *
 }
 
 
-static int pop_input_file(void)
+static bool pop_input_file(void)
 {
 	if (srcfile_pop() == 0)
-		return 0;
+		return false;
 
 	yypop_buffer_state();
 	yyin = current_srcfile->f;
 
-	return 1;
+	return true;
+}
+
+static void lexical_error(const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	srcpos_verror(&yylloc, "Lexical error", fmt, ap);
+	va_end(ap);
+
+	treesource_error = true;
 }
--- a/scripts/dtc/dtc-lexer.lex.c_shipped
+++ b/scripts/dtc/dtc-lexer.lex.c_shipped
@@ -372,8 +372,8 @@ static void yy_fatal_error (yyconst char
 	*yy_cp = '\0'; \
 	(yy_c_buf_p) = yy_cp;
 
-#define YY_NUM_RULES 30
-#define YY_END_OF_BUFFER 31
+#define YY_NUM_RULES 31
+#define YY_END_OF_BUFFER 32
 /* This struct is not used in this scanner,
    but its presence is necessary. */
 struct yy_trans_info
@@ -381,25 +381,26 @@ struct yy_trans_info
 	flex_int32_t yy_verify;
 	flex_int32_t yy_nxt;
 	};
-static yyconst flex_int16_t yy_accept[161] =
+static yyconst flex_int16_t yy_accept[166] =
     {   0,
+        0,    0,    0,    0,    0,    0,    0,    0,   32,   30,
+       19,   19,   30,   30,   30,   30,   30,   30,   30,   30,
+       30,   30,   30,   30,   30,   30,   16,   17,   17,   30,
+       17,   11,   11,   19,   27,    0,    3,    0,   28,   13,
+        0,    0,   12,    0,    0,    0,    0,    0,    0,    0,
+        0,   22,   24,   26,   25,   23,    0,   10,   29,    0,
+        0,    0,   15,   15,   17,   17,   17,   11,   11,   11,
+        0,   13,    0,   12,    0,    0,    0,   21,    0,    0,
+        0,    0,    0,    0,    0,    0,    0,   17,   11,   11,
+       11,    0,   14,   20,    0,    0,    0,    0,    0,    0,
+
+        0,    0,    0,    0,   17,    0,    0,    0,    0,    0,
+        0,    0,    0,    0,    0,   17,    7,    0,    0,    0,
+        0,    0,    0,    0,    2,    0,    0,    0,    0,    0,
+        0,    0,    0,    0,    4,   18,    0,    0,    5,    2,
         0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
-       31,   29,   18,   18,   29,   29,   29,   29,   29,   29,
-       29,   29,   29,   29,   29,   29,   29,   29,   15,   16,
-       16,   29,   16,   10,   10,   18,   26,    0,    3,    0,
-       27,   12,    0,    0,   11,    0,    0,    0,    0,    0,
-        0,    0,   21,   23,   25,   24,   22,    0,    9,   28,
-        0,    0,    0,   14,   14,   16,   16,   16,   10,   10,
-       10,    0,   12,    0,   11,    0,    0,    0,   20,    0,
-        0,    0,    0,    0,    0,    0,    0,   16,   10,   10,
-       10,    0,   19,    0,    0,    0,    0,    0,    0,    0,
-
-        0,    0,   16,   13,    0,    0,    0,    0,    0,    0,
-        0,    0,    0,   16,    6,    0,    0,    0,    0,    0,
-        0,    2,    0,    0,    0,    0,    0,    0,    0,    0,
-        4,   17,    0,    0,    2,    0,    0,    0,    0,    0,
-        0,    0,    0,    0,    0,    0,    0,    1,    0,    0,
-        0,    0,    5,    8,    0,    0,    0,    0,    7,    0
+        0,    0,    1,    0,    0,    0,    0,    6,    9,    0,
+        0,    0,    0,    8,    0
     } ;
 
 static yyconst flex_int32_t yy_ec[256] =
@@ -415,9 +416,9 @@ static yyconst flex_int32_t yy_ec[256] =
        22,   22,   22,   22,   24,   22,   22,   25,   22,   22,
         1,   26,   27,    1,   22,    1,   21,   28,   29,   30,
 
-       31,   21,   22,   22,   32,   22,   22,   33,   34,   35,
-       36,   37,   22,   38,   39,   40,   41,   42,   22,   25,
-       43,   22,   44,   45,   46,    1,    1,    1,    1,    1,
+       31,   21,   32,   22,   33,   22,   22,   34,   35,   36,
+       37,   38,   22,   39,   40,   41,   42,   43,   22,   25,
+       44,   22,   45,   46,   47,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
@@ -434,163 +435,165 @@ static yyconst flex_int32_t yy_ec[256] =
         1,    1,    1,    1,    1
     } ;
 
-static yyconst flex_int32_t yy_meta[47] =
+static yyconst flex_int32_t yy_meta[48] =
     {   0,
         1,    1,    1,    1,    1,    1,    2,    3,    1,    2,
         2,    2,    4,    5,    5,    5,    6,    1,    1,    1,
         7,    8,    8,    8,    8,    1,    1,    7,    7,    7,
         7,    8,    8,    8,    8,    8,    8,    8,    8,    8,
-        8,    8,    8,    3,    1,    1
+        8,    8,    8,    8,    3,    1,    4
     } ;
 
-static yyconst flex_int16_t yy_base[175] =
+static yyconst flex_int16_t yy_base[180] =
     {   0,
-        0,  385,  378,   40,   41,  383,   72,  382,   34,   44,
-      388,  393,   61,  117,  368,  116,  115,  115,  115,   48,
-      367,  107,  368,  339,  127,  120,    0,  147,  393,    0,
-      127,    0,  133,  156,  168,  153,  393,  125,  393,  380,
-      393,    0,  369,  127,  393,  160,  371,  377,  347,   21,
-      343,  346,  393,  393,  393,  393,  393,  359,  393,  393,
-      183,  343,  339,  393,  356,    0,  183,  340,  187,  348,
-      347,    0,    0,    0,  178,  359,  195,  365,  354,  326,
-      332,  325,  334,  328,  204,  326,  331,  324,  393,  335,
-      150,  311,  343,  342,  315,  322,  340,  179,  313,  207,
-
-      319,  316,  317,  393,  337,  333,  305,  302,  311,  301,
-      310,  190,  338,  337,  393,  307,  322,  301,  305,  277,
-      208,  311,  307,  278,  271,  270,  248,  246,  213,  130,
-      393,  393,  263,  235,  207,  221,  218,  229,  213,  213,
-      206,  234,  218,  210,  208,  193,  219,  393,  223,  204,
-      176,  157,  393,  393,  120,  106,   97,  119,  393,  393,
-      245,  251,  259,  263,  267,  273,  280,  284,  292,  300,
-      304,  310,  318,  326
+        0,  393,   35,  392,   66,  391,   38,  107,  397,  401,
+       55,  113,  377,  112,  111,  111,  114,   42,  376,  106,
+      377,  347,  126,  120,    0,  147,  401,    0,  124,    0,
+      137,  158,  170,  163,  401,  153,  401,  389,  401,    0,
+      378,  120,  401,  131,  380,  386,  355,  139,  351,  355,
+      351,  401,  401,  401,  401,  401,  367,  401,  401,  185,
+      350,  346,  401,  364,    0,  185,  347,  189,  356,  355,
+        0,    0,  330,  180,  366,  141,  372,  361,  332,  338,
+      331,  341,  334,  326,  205,  331,  337,  329,  401,  341,
+      167,  316,  401,  349,  348,  320,  328,  346,  180,  318,
+
+      324,  209,  324,  320,  322,  342,  338,  309,  306,  315,
+      305,  315,  312,  192,  342,  341,  401,  293,  306,  282,
+      268,  252,  255,  203,  285,  282,  272,  268,  252,  233,
+      232,  239,  208,  107,  401,  401,  238,  211,  401,  211,
+      212,  208,  228,  203,  215,  207,  233,  222,  212,  211,
+      203,  227,  401,  237,  225,  204,  185,  401,  401,  149,
+      128,   88,   42,  401,  401,  253,  259,  267,  271,  275,
+      281,  288,  292,  300,  308,  312,  318,  326,  334
     } ;
 
-static yyconst flex_int16_t yy_def[175] =
+static yyconst flex_int16_t yy_def[180] =
     {   0,
-      160,    1,    1,    1,    1,    5,  160,    7,    1,    1,
-      160,  160,  160,  160,  160,  161,  162,  163,  160,  160,
-      160,  160,  164,  160,  160,  160,  165,  164,  160,  166,
-      167,  166,  166,  160,  160,  160,  160,  161,  160,  161,
-      160,  168,  160,  163,  160,  163,  169,  170,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  164,  160,  160,
-      160,  160,  160,  160,  164,  166,  167,  166,  160,  160,
-      160,  171,  168,  172,  163,  169,  169,  170,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  166,  160,  160,
-      171,  172,  160,  160,  160,  160,  160,  160,  160,  160,
-
-      160,  160,  166,  160,  160,  160,  160,  160,  160,  160,
-      160,  173,  160,  166,  160,  160,  160,  160,  160,  160,
-      173,  160,  173,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  174,  160,  160,  160,  174,  160,  174,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,    0,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160
+      165,    1,    1,    3,  165,    5,    1,    1,  165,  165,
+      165,  165,  165,  166,  167,  168,  165,  165,  165,  165,
+      169,  165,  165,  165,  170,  169,  165,  171,  172,  171,
+      171,  165,  165,  165,  165,  166,  165,  166,  165,  173,
+      165,  168,  165,  168,  174,  175,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  169,  165,  165,  165,
+      165,  165,  165,  169,  171,  172,  171,  165,  165,  165,
+      176,  173,  177,  168,  174,  174,  175,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  171,  165,  165,
+      176,  177,  165,  165,  165,  165,  165,  165,  165,  165,
+
+      165,  165,  165,  165,  171,  165,  165,  165,  165,  165,
+      165,  165,  165,  178,  165,  171,  165,  165,  165,  165,
+      165,  165,  165,  178,  165,  178,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  179,  165,  165,
+      165,  179,  165,  179,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,    0,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165
     } ;
 
-static yyconst flex_int16_t yy_nxt[440] =
+static yyconst flex_int16_t yy_nxt[449] =
     {   0,
-       12,   13,   14,   13,   15,   16,   12,   17,   18,   12,
-       12,   12,   19,   12,   12,   12,   12,   20,   21,   22,
-       23,   23,   23,   23,   23,   12,   12,   23,   23,   23,
-       23,   23,   23,   23,   23,   23,   23,   23,   23,   23,
-       23,   23,   23,   12,   24,   12,   25,   34,   35,   35,
-       25,   81,   26,   26,   27,   27,   27,   34,   35,   35,
-       82,   28,   36,   36,   36,   53,   54,   29,   28,   28,
-       28,   28,   12,   13,   14,   13,   15,   16,   30,   17,
-       18,   30,   30,   30,   26,   30,   30,   30,   12,   20,
-       21,   22,   31,   31,   31,   31,   31,   32,   12,   31,
-
-       31,   31,   31,   31,   31,   31,   31,   31,   31,   31,
-       31,   31,   31,   31,   31,   12,   24,   12,   36,   36,
-       36,   39,   41,   45,   47,   56,   57,   48,   61,   47,
-       39,  159,   48,   66,   61,   45,   66,   66,   66,  158,
-       46,   40,   49,   59,   50,  157,   51,   49,   52,   50,
-       40,   63,   46,   52,   36,   36,   36,  156,   43,   62,
-       65,   65,   65,   59,  136,   68,  137,   65,   75,   69,
-       69,   69,   70,   71,   65,   65,   65,   65,   70,   71,
-       72,   69,   69,   69,   61,   46,   45,  155,  154,   66,
-       70,   71,   66,   66,   66,  122,   85,   85,   85,   59,
-
-       69,   69,   69,   46,   77,  100,  109,   93,  100,   70,
-       71,  110,  112,  122,  129,  123,  153,   85,   85,   85,
-      135,  135,  135,  148,  148,  160,  135,  135,  135,  152,
-      142,  142,  142,  123,  143,  142,  142,  142,  151,  143,
-      150,  146,  145,  149,  149,   38,   38,   38,   38,   38,
-       38,   38,   38,   42,  144,  141,  140,   42,   42,   44,
-       44,   44,   44,   44,   44,   44,   44,   58,   58,   58,
-       58,   64,  139,   64,   66,  138,  134,   66,  133,   66,
-       66,   67,  132,  131,   67,   67,   67,   67,   73,  130,
-       73,   73,   76,   76,   76,   76,   76,   76,   76,   76,
-
-       78,   78,   78,   78,   78,   78,   78,   78,   91,  160,
-       91,   92,  129,   92,   92,  128,   92,   92,  121,  121,
-      121,  121,  121,  121,  121,  121,  147,  147,  147,  147,
-      147,  147,  147,  147,  127,  126,  125,  124,   61,   61,
-      120,  119,  118,  117,  116,  115,   47,  114,  110,  113,
-      111,  108,  107,  106,   48,  105,  104,   89,  103,  102,
-      101,   99,   98,   97,   96,   95,   94,   79,   77,   90,
-       89,   88,   59,   87,   86,   59,   84,   83,   80,   79,
-       77,   74,  160,   60,   59,   55,   37,  160,   33,   25,
-       26,   25,   11,  160,  160,  160,  160,  160,  160,  160,
-
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160
+       10,   11,   12,   11,   13,   14,   10,   15,   16,   10,
+       10,   10,   17,   10,   10,   10,   10,   18,   19,   20,
+       21,   21,   21,   21,   21,   10,   10,   21,   21,   21,
+       21,   21,   21,   21,   21,   21,   21,   21,   21,   21,
+       21,   21,   21,   21,   10,   22,   10,   24,   25,   25,
+       25,   32,   33,   33,  164,   26,   34,   34,   34,   52,
+       53,   27,   26,   26,   26,   26,   10,   11,   12,   11,
+       13,   14,   28,   15,   16,   28,   28,   28,   24,   28,
+       28,   28,   10,   18,   19,   20,   29,   29,   29,   29,
+       29,   30,   10,   29,   29,   29,   29,   29,   29,   29,
+
+       29,   29,   29,   29,   29,   29,   29,   29,   29,   29,
+       10,   22,   10,   23,   34,   34,   34,   37,   39,   43,
+       32,   33,   33,   45,   55,   56,   46,   60,   43,   45,
+       65,  163,   46,   65,   65,   65,   44,   38,   60,   74,
+       58,   47,  141,   48,  142,   44,   49,   47,   50,   48,
+       76,   51,   62,   94,   50,   41,   44,   51,   37,   61,
+       64,   64,   64,   58,   34,   34,   34,   64,  162,   80,
+       67,   68,   68,   68,   64,   64,   64,   64,   38,   81,
+       69,   70,   71,   68,   68,   68,   60,  161,   43,   69,
+       70,   65,   69,   70,   65,   65,   65,  125,   85,   85,
+
+       85,   58,   68,   68,   68,   44,  102,  110,  125,  133,
+      102,   69,   70,  111,  114,  160,  159,  126,   85,   85,
+       85,  140,  140,  140,  140,  140,  140,  153,  126,  147,
+      147,  147,  153,  148,  147,  147,  147,  158,  148,  165,
+      157,  156,  155,  151,  150,  149,  146,  154,  145,  144,
+      143,  139,  154,   36,   36,   36,   36,   36,   36,   36,
+       36,   40,  138,  137,  136,   40,   40,   42,   42,   42,
+       42,   42,   42,   42,   42,   57,   57,   57,   57,   63,
+      135,   63,   65,  134,  165,   65,  133,   65,   65,   66,
+      132,  131,   66,   66,   66,   66,   72,  130,   72,   72,
+
+       75,   75,   75,   75,   75,   75,   75,   75,   77,   77,
+       77,   77,   77,   77,   77,   77,   91,  129,   91,   92,
+      128,   92,   92,  127,   92,   92,  124,  124,  124,  124,
+      124,  124,  124,  124,  152,  152,  152,  152,  152,  152,
+      152,  152,   60,   60,  123,  122,  121,  120,  119,  118,
+      117,   45,  116,  111,  115,  113,  112,  109,  108,  107,
+       46,  106,   93,   89,  105,  104,  103,  101,  100,   99,
+       98,   97,   96,   95,   78,   76,   93,   90,   89,   88,
+       58,   87,   86,   58,   84,   83,   82,   79,   78,   76,
+       73,  165,   59,   58,   54,   35,  165,   31,   23,   23,
+
+        9,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165
     } ;
 
-static yyconst flex_int16_t yy_chk[440] =
+static yyconst flex_int16_t yy_chk[449] =
     {   0,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
         1,    1,    1,    1,    1,    1,    1,    1,    1,    1,
-        1,    1,    1,    1,    1,    1,    4,    9,    9,    9,
-       10,   50,    4,    5,    5,    5,    5,   10,   10,   10,
-       50,    5,   13,   13,   13,   20,   20,    5,    5,    5,
-        5,    5,    7,    7,    7,    7,    7,    7,    7,    7,
-        7,    7,    7,    7,    7,    7,    7,    7,    7,    7,
-        7,    7,    7,    7,    7,    7,    7,    7,    7,    7,
-
-        7,    7,    7,    7,    7,    7,    7,    7,    7,    7,
-        7,    7,    7,    7,    7,    7,    7,    7,   14,   14,
-       14,   16,   17,   18,   19,   22,   22,   19,   25,   26,
-       38,  158,   26,   31,   33,   44,   31,   31,   31,  157,
-       18,   16,   19,   31,   19,  156,   19,   26,   19,   26,
-       38,   26,   44,   26,   36,   36,   36,  155,   17,   25,
-       28,   28,   28,   28,  130,   33,  130,   28,   46,   34,
-       34,   34,   91,   91,   28,   28,   28,   28,   34,   34,
-       34,   35,   35,   35,   61,   46,   75,  152,  151,   67,
-       35,   35,   67,   67,   67,  112,   61,   61,   61,   67,
-
-       69,   69,   69,   75,   77,   85,   98,   77,  100,   69,
-       69,   98,  100,  121,  129,  112,  150,   85,   85,   85,
-      135,  135,  135,  143,  147,  149,  129,  129,  129,  146,
-      138,  138,  138,  121,  138,  142,  142,  142,  145,  142,
-      144,  141,  140,  143,  147,  161,  161,  161,  161,  161,
-      161,  161,  161,  162,  139,  137,  136,  162,  162,  163,
-      163,  163,  163,  163,  163,  163,  163,  164,  164,  164,
-      164,  165,  134,  165,  166,  133,  128,  166,  127,  166,
-      166,  167,  126,  125,  167,  167,  167,  167,  168,  124,
-      168,  168,  169,  169,  169,  169,  169,  169,  169,  169,
-
-      170,  170,  170,  170,  170,  170,  170,  170,  171,  123,
-      171,  172,  122,  172,  172,  120,  172,  172,  173,  173,
-      173,  173,  173,  173,  173,  173,  174,  174,  174,  174,
-      174,  174,  174,  174,  119,  118,  117,  116,  114,  113,
-      111,  110,  109,  108,  107,  106,  105,  103,  102,  101,
-       99,   97,   96,   95,   94,   93,   92,   90,   88,   87,
-       86,   84,   83,   82,   81,   80,   79,   78,   76,   71,
-       70,   68,   65,   63,   62,   58,   52,   51,   49,   48,
-       47,   43,   40,   24,   23,   21,   15,   11,    8,    6,
-        3,    2,  160,  160,  160,  160,  160,  160,  160,  160,
-
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160,  160,
-      160,  160,  160,  160,  160,  160,  160,  160,  160
+        1,    1,    1,    1,    1,    1,    1,    3,    3,    3,
+        3,    7,    7,    7,  163,    3,   11,   11,   11,   18,
+       18,    3,    3,    3,    3,    3,    5,    5,    5,    5,
+        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
+        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
+        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
+
+        5,    5,    5,    5,    5,    5,    5,    5,    5,    5,
+        5,    5,    5,    8,   12,   12,   12,   14,   15,   16,
+        8,    8,    8,   17,   20,   20,   17,   23,   42,   24,
+       29,  162,   24,   29,   29,   29,   16,   14,   31,   44,
+       29,   17,  134,   17,  134,   42,   17,   24,   17,   24,
+       76,   17,   24,   76,   24,   15,   44,   24,   36,   23,
+       26,   26,   26,   26,   34,   34,   34,   26,  161,   48,
+       31,   32,   32,   32,   26,   26,   26,   26,   36,   48,
+       32,   32,   32,   33,   33,   33,   60,  160,   74,   91,
+       91,   66,   33,   33,   66,   66,   66,  114,   60,   60,
+
+       60,   66,   68,   68,   68,   74,   85,   99,  124,  133,
+      102,   68,   68,   99,  102,  157,  156,  114,   85,   85,
+       85,  133,  133,  133,  140,  140,  140,  148,  124,  143,
+      143,  143,  152,  143,  147,  147,  147,  155,  147,  154,
+      151,  150,  149,  146,  145,  144,  142,  148,  141,  138,
+      137,  132,  152,  166,  166,  166,  166,  166,  166,  166,
+      166,  167,  131,  130,  129,  167,  167,  168,  168,  168,
+      168,  168,  168,  168,  168,  169,  169,  169,  169,  170,
+      128,  170,  171,  127,  126,  171,  125,  171,  171,  172,
+      123,  122,  172,  172,  172,  172,  173,  121,  173,  173,
+
+      174,  174,  174,  174,  174,  174,  174,  174,  175,  175,
+      175,  175,  175,  175,  175,  175,  176,  120,  176,  177,
+      119,  177,  177,  118,  177,  177,  178,  178,  178,  178,
+      178,  178,  178,  178,  179,  179,  179,  179,  179,  179,
+      179,  179,  116,  115,  113,  112,  111,  110,  109,  108,
+      107,  106,  105,  104,  103,  101,  100,   98,   97,   96,
+       95,   94,   92,   90,   88,   87,   86,   84,   83,   82,
+       81,   80,   79,   78,   77,   75,   73,   70,   69,   67,
+       64,   62,   61,   57,   51,   50,   49,   47,   46,   45,
+       41,   38,   22,   21,   19,   13,    9,    6,    4,    2,
+
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165,  165,  165,
+      165,  165,  165,  165,  165,  165,  165,  165
     } ;
 
 static yy_state_type yy_last_accepting_state;
@@ -631,13 +634,13 @@ char *yytext;
 
 
 
-
-#line 38 "dtc-lexer.l"
+#line 37 "dtc-lexer.l"
 #include "dtc.h"
 #include "srcpos.h"
 #include "dtc-parser.tab.h"
 
 YYLTYPE yylloc;
+extern bool treesource_error;
 
 /* CAUTION: this will stop working if we ever use yyless() or yyunput() */
 #define	YY_USER_ACTION \
@@ -659,14 +662,14 @@ static int dts_version = 1;
 				BEGIN(V1); \
 
 static void push_input_file(const char *filename);
-static int pop_input_file(void);
-#line 664 "dtc-lexer.lex.c"
+static bool pop_input_file(void);
+static void lexical_error(const char *fmt, ...);
+#line 668 "dtc-lexer.lex.c"
 
 #define INITIAL 0
-#define INCLUDE 1
-#define BYTESTRING 2
-#define PROPNODENAME 3
-#define V1 4
+#define BYTESTRING 1
+#define PROPNODENAME 2
+#define V1 3
 
 #ifndef YY_NO_UNISTD_H
 /* Special case for "unistd.h", since it is non-ANSI. We include it way
@@ -852,9 +855,9 @@ YY_DECL
 	register char *yy_cp, *yy_bp;
 	register int yy_act;
     
-#line 67 "dtc-lexer.l"
+#line 68 "dtc-lexer.l"
 
-#line 858 "dtc-lexer.lex.c"
+#line 861 "dtc-lexer.lex.c"
 
 	if ( !(yy_init) )
 		{
@@ -908,13 +911,13 @@ yy_match:
 			while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 				{
 				yy_current_state = (int) yy_def[yy_current_state];
-				if ( yy_current_state >= 161 )
+				if ( yy_current_state >= 166 )
 					yy_c = yy_meta[(unsigned int) yy_c];
 				}
 			yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
 			++yy_cp;
 			}
-		while ( yy_current_state != 160 );
+		while ( yy_current_state != 165 );
 		yy_cp = (yy_last_accepting_cpos);
 		yy_current_state = (yy_last_accepting_state);
 
@@ -937,7 +940,7 @@ do_action:	/* This label is used only to
 case 1:
 /* rule 1 can match eol */
 YY_RULE_SETUP
-#line 68 "dtc-lexer.l"
+#line 69 "dtc-lexer.l"
 {
 			char *name = strchr(yytext, '\"') + 1;
 			yytext[yyleng-1] = '\0';
@@ -947,16 +950,16 @@ YY_RULE_SETUP
 case 2:
 /* rule 2 can match eol */
 YY_RULE_SETUP
-#line 74 "dtc-lexer.l"
+#line 75 "dtc-lexer.l"
 {
 			char *line, *tmp, *fn;
 			/* skip text before line # */
 			line = yytext;
-			while (!isdigit(*line))
+			while (!isdigit((unsigned char)*line))
 				line++;
 			/* skip digits in line # */
 			tmp = line;
-			while (!isspace(*tmp))
+			while (!isspace((unsigned char)*tmp))
 				tmp++;
 			/* "NULL"-terminate line # */
 			*tmp = '\0';
@@ -970,11 +973,10 @@ YY_RULE_SETUP
 		}
 	YY_BREAK
 case YY_STATE_EOF(INITIAL):
-case YY_STATE_EOF(INCLUDE):
 case YY_STATE_EOF(BYTESTRING):
 case YY_STATE_EOF(PROPNODENAME):
 case YY_STATE_EOF(V1):
-#line 95 "dtc-lexer.l"
+#line 96 "dtc-lexer.l"
 {
 			if (!pop_input_file()) {
 				yyterminate();
@@ -984,7 +986,7 @@ case YY_STATE_EOF(V1):
 case 3:
 /* rule 3 can match eol */
 YY_RULE_SETUP
-#line 101 "dtc-lexer.l"
+#line 102 "dtc-lexer.l"
 {
 			DPRINT("String: %s\n", yytext);
 			yylval.data = data_copy_escape_string(yytext+1,
@@ -994,7 +996,7 @@ YY_RULE_SETUP
 	YY_BREAK
 case 4:
 YY_RULE_SETUP
-#line 108 "dtc-lexer.l"
+#line 109 "dtc-lexer.l"
 {
 			DPRINT("Keyword: /dts-v1/\n");
 			dts_version = 1;
@@ -1004,25 +1006,33 @@ YY_RULE_SETUP
 	YY_BREAK
 case 5:
 YY_RULE_SETUP
-#line 115 "dtc-lexer.l"
+#line 116 "dtc-lexer.l"
+{
+			DPRINT("Keyword: /plugin/\n");
+			return DT_PLUGIN;
+		}
+	YY_BREAK
+case 6:
+YY_RULE_SETUP
+#line 121 "dtc-lexer.l"
 {
 			DPRINT("Keyword: /memreserve/\n");
 			BEGIN_DEFAULT();
 			return DT_MEMRESERVE;
 		}
 	YY_BREAK
-case 6:
+case 7:
 YY_RULE_SETUP
-#line 121 "dtc-lexer.l"
+#line 127 "dtc-lexer.l"
 {
 			DPRINT("Keyword: /bits/\n");
 			BEGIN_DEFAULT();
 			return DT_BITS;
 		}
 	YY_BREAK
-case 7:
+case 8:
 YY_RULE_SETUP
-#line 127 "dtc-lexer.l"
+#line 133 "dtc-lexer.l"
 {
 			DPRINT("Keyword: /delete-property/\n");
 			DPRINT("<PROPNODENAME>\n");
@@ -1030,9 +1040,9 @@ YY_RULE_SETUP
 			return DT_DEL_PROP;
 		}
 	YY_BREAK
-case 8:
+case 9:
 YY_RULE_SETUP
-#line 134 "dtc-lexer.l"
+#line 140 "dtc-lexer.l"
 {
 			DPRINT("Keyword: /delete-node/\n");
 			DPRINT("<PROPNODENAME>\n");
@@ -1040,9 +1050,9 @@ YY_RULE_SETUP
 			return DT_DEL_NODE;
 		}
 	YY_BREAK
-case 9:
+case 10:
 YY_RULE_SETUP
-#line 141 "dtc-lexer.l"
+#line 147 "dtc-lexer.l"
 {
 			DPRINT("Label: %s\n", yytext);
 			yylval.labelref = xstrdup(yytext);
@@ -1050,38 +1060,65 @@ YY_RULE_SETUP
 			return DT_LABEL;
 		}
 	YY_BREAK
-case 10:
+case 11:
 YY_RULE_SETUP
-#line 148 "dtc-lexer.l"
+#line 154 "dtc-lexer.l"
 {
-			yylval.literal = xstrdup(yytext);
-			DPRINT("Literal: '%s'\n", yylval.literal);
+			char *e;
+			DPRINT("Integer Literal: '%s'\n", yytext);
+
+			errno = 0;
+			yylval.integer = strtoull(yytext, &e, 0);
+
+			assert(!(*e) || !e[strspn(e, "UL")]);
+
+			if (errno == ERANGE)
+				lexical_error("Integer literal '%s' out of range",
+					      yytext);
+			else
+				/* ERANGE is the only strtoull error triggerable
+				 *  by strings matching the pattern */
+				assert(errno == 0);
 			return DT_LITERAL;
 		}
 	YY_BREAK
-case 11:
-/* rule 11 can match eol */
+case 12:
+/* rule 12 can match eol */
 YY_RULE_SETUP
-#line 154 "dtc-lexer.l"
+#line 173 "dtc-lexer.l"
 {
-			yytext[yyleng-1] = '\0';
-			yylval.literal = xstrdup(yytext+1);
-			DPRINT("Character literal: %s\n", yylval.literal);
+			struct data d;
+			DPRINT("Character literal: %s\n", yytext);
+
+			d = data_copy_escape_string(yytext+1, yyleng-2);
+			if (d.len == 1) {
+				lexical_error("Empty character literal");
+				yylval.integer = 0;
+				return DT_CHAR_LITERAL;
+			}
+
+			yylval.integer = (unsigned char)d.val[0];
+
+			if (d.len > 2)
+				lexical_error("Character literal has %d"
+					      " characters instead of 1",
+					      d.len - 1);
+
 			return DT_CHAR_LITERAL;
 		}
 	YY_BREAK
-case 12:
+case 13:
 YY_RULE_SETUP
-#line 161 "dtc-lexer.l"
+#line 194 "dtc-lexer.l"
 {	/* label reference */
 			DPRINT("Ref: %s\n", yytext+1);
 			yylval.labelref = xstrdup(yytext+1);
 			return DT_REF;
 		}
 	YY_BREAK
-case 13:
+case 14:
 YY_RULE_SETUP
-#line 167 "dtc-lexer.l"
+#line 200 "dtc-lexer.l"
 {	/* new-style path reference */
 			yytext[yyleng-1] = '\0';
 			DPRINT("Ref: %s\n", yytext+2);
@@ -1089,27 +1126,27 @@ YY_RULE_SETUP
 			return DT_REF;
 		}
 	YY_BREAK
-case 14:
+case 15:
 YY_RULE_SETUP
-#line 174 "dtc-lexer.l"
+#line 207 "dtc-lexer.l"
 {
 			yylval.byte = strtol(yytext, NULL, 16);
 			DPRINT("Byte: %02x\n", (int)yylval.byte);
 			return DT_BYTE;
 		}
 	YY_BREAK
-case 15:
+case 16:
 YY_RULE_SETUP
-#line 180 "dtc-lexer.l"
+#line 213 "dtc-lexer.l"
 {
 			DPRINT("/BYTESTRING\n");
 			BEGIN_DEFAULT();
 			return ']';
 		}
 	YY_BREAK
-case 16:
+case 17:
 YY_RULE_SETUP
-#line 186 "dtc-lexer.l"
+#line 219 "dtc-lexer.l"
 {
 			DPRINT("PropNodeName: %s\n", yytext);
 			yylval.propnodename = xstrdup((yytext[0] == '\\') ?
@@ -1118,75 +1155,75 @@ YY_RULE_SETUP
 			return DT_PROPNODENAME;
 		}
 	YY_BREAK
-case 17:
+case 18:
 YY_RULE_SETUP
-#line 194 "dtc-lexer.l"
+#line 227 "dtc-lexer.l"
 {
 			DPRINT("Binary Include\n");
 			return DT_INCBIN;
 		}
 	YY_BREAK
-case 18:
-/* rule 18 can match eol */
-YY_RULE_SETUP
-#line 199 "dtc-lexer.l"
-/* eat whitespace */
-	YY_BREAK
 case 19:
 /* rule 19 can match eol */
 YY_RULE_SETUP
-#line 200 "dtc-lexer.l"
-/* eat C-style comments */
+#line 232 "dtc-lexer.l"
+/* eat whitespace */
 	YY_BREAK
 case 20:
 /* rule 20 can match eol */
 YY_RULE_SETUP
-#line 201 "dtc-lexer.l"
-/* eat C++-style comments */
+#line 233 "dtc-lexer.l"
+/* eat C-style comments */
 	YY_BREAK
 case 21:
+/* rule 21 can match eol */
 YY_RULE_SETUP
-#line 203 "dtc-lexer.l"
-{ return DT_LSHIFT; };
+#line 234 "dtc-lexer.l"
+/* eat C++-style comments */
 	YY_BREAK
 case 22:
 YY_RULE_SETUP
-#line 204 "dtc-lexer.l"
-{ return DT_RSHIFT; };
+#line 236 "dtc-lexer.l"
+{ return DT_LSHIFT; };
 	YY_BREAK
 case 23:
 YY_RULE_SETUP
-#line 205 "dtc-lexer.l"
-{ return DT_LE; };
+#line 237 "dtc-lexer.l"
+{ return DT_RSHIFT; };
 	YY_BREAK
 case 24:
 YY_RULE_SETUP
-#line 206 "dtc-lexer.l"
-{ return DT_GE; };
+#line 238 "dtc-lexer.l"
+{ return DT_LE; };
 	YY_BREAK
 case 25:
 YY_RULE_SETUP
-#line 207 "dtc-lexer.l"
-{ return DT_EQ; };
+#line 239 "dtc-lexer.l"
+{ return DT_GE; };
 	YY_BREAK
 case 26:
 YY_RULE_SETUP
-#line 208 "dtc-lexer.l"
-{ return DT_NE; };
+#line 240 "dtc-lexer.l"
+{ return DT_EQ; };
 	YY_BREAK
 case 27:
 YY_RULE_SETUP
-#line 209 "dtc-lexer.l"
-{ return DT_AND; };
+#line 241 "dtc-lexer.l"
+{ return DT_NE; };
 	YY_BREAK
 case 28:
 YY_RULE_SETUP
-#line 210 "dtc-lexer.l"
-{ return DT_OR; };
+#line 242 "dtc-lexer.l"
+{ return DT_AND; };
 	YY_BREAK
 case 29:
 YY_RULE_SETUP
-#line 212 "dtc-lexer.l"
+#line 243 "dtc-lexer.l"
+{ return DT_OR; };
+	YY_BREAK
+case 30:
+YY_RULE_SETUP
+#line 245 "dtc-lexer.l"
 {
 			DPRINT("Char: %c (\\x%02x)\n", yytext[0],
 				(unsigned)yytext[0]);
@@ -1202,12 +1239,12 @@ YY_RULE_SETUP
 			return yytext[0];
 		}
 	YY_BREAK
-case 30:
+case 31:
 YY_RULE_SETUP
-#line 227 "dtc-lexer.l"
+#line 260 "dtc-lexer.l"
 ECHO;
 	YY_BREAK
-#line 1211 "dtc-lexer.lex.c"
+#line 1248 "dtc-lexer.lex.c"
 
 	case YY_END_OF_BUFFER:
 		{
@@ -1499,7 +1536,7 @@ static int yy_get_next_buffer (void)
 		while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 			{
 			yy_current_state = (int) yy_def[yy_current_state];
-			if ( yy_current_state >= 161 )
+			if ( yy_current_state >= 166 )
 				yy_c = yy_meta[(unsigned int) yy_c];
 			}
 		yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
@@ -1527,11 +1564,11 @@ static int yy_get_next_buffer (void)
 	while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state )
 		{
 		yy_current_state = (int) yy_def[yy_current_state];
-		if ( yy_current_state >= 161 )
+		if ( yy_current_state >= 166 )
 			yy_c = yy_meta[(unsigned int) yy_c];
 		}
 	yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c];
-	yy_is_jam = (yy_current_state == 160);
+	yy_is_jam = (yy_current_state == 165);
 
 	return yy_is_jam ? 0 : yy_current_state;
 }
@@ -2166,7 +2203,7 @@ void yyfree (void * ptr )
 
 #define YYTABLES_NAME "yytables"
 
-#line 227 "dtc-lexer.l"
+#line 260 "dtc-lexer.l"
 
 
 
@@ -2182,14 +2219,25 @@ static void push_input_file(const char *
 }
 
 
-static int pop_input_file(void)
+static bool pop_input_file(void)
 {
 	if (srcfile_pop() == 0)
-		return 0;
+		return false;
 
 	yypop_buffer_state();
 	yyin = current_srcfile->f;
 
-	return 1;
+	return true;
+}
+
+static void lexical_error(const char *fmt, ...)
+{
+	va_list ap;
+
+	va_start(ap, fmt);
+	srcpos_verror(&yylloc, "Lexical error", fmt, ap);
+	va_end(ap);
+
+	treesource_error = true;
 }
 
--- a/scripts/dtc/dtc-parser.tab.c_shipped
+++ b/scripts/dtc/dtc-parser.tab.c_shipped
@@ -1,19 +1,19 @@
-/* A Bison parser, made by GNU Bison 2.7.12-4996.  */
+/* A Bison parser, made by GNU Bison 3.0.2.  */
 
 /* Bison implementation for Yacc-like parsers in C
-   
-      Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.
-   
+
+   Copyright (C) 1984, 1989-1990, 2000-2013 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
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
@@ -26,7 +26,7 @@
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.
-   
+
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
@@ -44,7 +44,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.7.12-4996"
+#define YYBISON_VERSION "3.0.2"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -62,34 +62,32 @@
 
 
 /* Copy the first part of user declarations.  */
-/* Line 371 of yacc.c  */
-#line 21 "dtc-parser.y"
+#line 20 "dtc-parser.y" /* yacc.c:339  */
 
 #include <stdio.h>
+#include <inttypes.h>
 
 #include "dtc.h"
 #include "srcpos.h"
 
-YYLTYPE yylloc;
-
 extern int yylex(void);
-extern void print_error(char const *fmt, ...);
 extern void yyerror(char const *s);
+#define ERROR(loc, ...) \
+	do { \
+		srcpos_error((loc), "Error", __VA_ARGS__); \
+		treesource_error = true; \
+	} while (0)
 
 extern struct boot_info *the_boot_info;
-extern int treesource_error;
-
-static unsigned long long eval_literal(const char *s, int base, int bits);
-static unsigned char eval_char_literal(const char *s);
+extern bool treesource_error;
 
-/* Line 371 of yacc.c  */
-#line 87 "dtc-parser.tab.c"
+#line 85 "dtc-parser.tab.c" /* yacc.c:339  */
 
-# ifndef YY_NULL
+# ifndef YY_NULLPTR
 #  if defined __cplusplus && 201103L <= __cplusplus
-#   define YY_NULL nullptr
+#   define YY_NULLPTR nullptr
 #  else
-#   define YY_NULL 0
+#   define YY_NULLPTR 0
 #  endif
 # endif
 
@@ -105,7 +103,7 @@ static unsigned char eval_char_literal(c
    by #include "dtc-parser.tab.h".  */
 #ifndef YY_YY_DTC_PARSER_TAB_H_INCLUDED
 # define YY_YY_DTC_PARSER_TAB_H_INCLUDED
-/* Enabling traces.  */
+/* Debug traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 0
 #endif
@@ -113,48 +111,45 @@ static unsigned char eval_char_literal(c
 extern int yydebug;
 #endif
 
-/* Tokens.  */
+/* Token type.  */
 #ifndef YYTOKENTYPE
 # define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   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_BASE = 274,
-     DT_BYTE = 275,
-     DT_STRING = 276,
-     DT_LABEL = 277,
-     DT_REF = 278,
-     DT_INCBIN = 279
-   };
+  enum yytokentype
+  {
+    DT_V1 = 258,
+    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
+typedef union YYSTYPE YYSTYPE;
+union YYSTYPE
 {
-/* Line 387 of yacc.c  */
-#line 40 "dtc-parser.y"
+#line 39 "dtc-parser.y" /* yacc.c:355  */
 
 	char *propnodename;
-	char *literal;
 	char *labelref;
-	unsigned int cbase;
 	uint8_t byte;
 	struct data data;
 
@@ -169,38 +164,38 @@ typedef union YYSTYPE
 	struct node *nodelist;
 	struct reserve_info *re;
 	uint64_t integer;
+	int is_plugin;
 
-
-/* Line 387 of yacc.c  */
-#line 176 "dtc-parser.tab.c"
-} YYSTYPE;
+#line 170 "dtc-parser.tab.c" /* yacc.c:355  */
+};
 # define YYSTYPE_IS_TRIVIAL 1
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
 #endif
 
-extern YYSTYPE yylval;
-
-#ifdef YYPARSE_PARAM
-#if defined __STDC__ || defined __cplusplus
-int yyparse (void *YYPARSE_PARAM);
-#else
-int yyparse ();
+/* Location type.  */
+#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
+typedef struct YYLTYPE YYLTYPE;
+struct YYLTYPE
+{
+  int first_line;
+  int first_column;
+  int last_line;
+  int last_column;
+};
+# define YYLTYPE_IS_DECLARED 1
+# define YYLTYPE_IS_TRIVIAL 1
 #endif
-#else /* ! YYPARSE_PARAM */
-#if defined __STDC__ || defined __cplusplus
+
+
+extern YYSTYPE yylval;
+extern YYLTYPE yylloc;
 int yyparse (void);
-#else
-int yyparse ();
-#endif
-#endif /* ! YYPARSE_PARAM */
 
 #endif /* !YY_YY_DTC_PARSER_TAB_H_INCLUDED  */
 
 /* Copy the second part of user declarations.  */
 
-/* Line 390 of yacc.c  */
-#line 204 "dtc-parser.tab.c"
+#line 199 "dtc-parser.tab.c" /* yacc.c:358  */
 
 #ifdef short
 # undef short
@@ -214,11 +209,8 @@ typedef unsigned char yytype_uint8;
 
 #ifdef YYTYPE_INT8
 typedef YYTYPE_INT8 yytype_int8;
-#elif (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-typedef signed char yytype_int8;
 #else
-typedef short int yytype_int8;
+typedef signed char yytype_int8;
 #endif
 
 #ifdef YYTYPE_UINT16
@@ -238,8 +230,7 @@ typedef short int yytype_int16;
 #  define YYSIZE_T __SIZE_TYPE__
 # elif defined size_t
 #  define YYSIZE_T size_t
-# elif ! defined YYSIZE_T && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+# elif ! defined YYSIZE_T
 #  include <stddef.h> /* INFRINGES ON USER NAME SPACE */
 #  define YYSIZE_T size_t
 # else
@@ -261,11 +252,30 @@ typedef short int yytype_int16;
 # endif
 #endif
 
-#ifndef __attribute__
-/* This feature is available in gcc versions 2.5 and later.  */
-# if (! defined __GNUC__ || __GNUC__ < 2 \
-      || (__GNUC__ == 2 && __GNUC_MINOR__ < 5))
-#  define __attribute__(Spec) /* empty */
+#ifndef YY_ATTRIBUTE
+# if (defined __GNUC__                                               \
+      && (2 < __GNUC__ || (__GNUC__ == 2 && 96 <= __GNUC_MINOR__)))  \
+     || defined __SUNPRO_C && 0x5110 <= __SUNPRO_C
+#  define YY_ATTRIBUTE(Spec) __attribute__(Spec)
+# else
+#  define YY_ATTRIBUTE(Spec) /* empty */
+# endif
+#endif
+
+#ifndef YY_ATTRIBUTE_PURE
+# define YY_ATTRIBUTE_PURE   YY_ATTRIBUTE ((__pure__))
+#endif
+
+#ifndef YY_ATTRIBUTE_UNUSED
+# define YY_ATTRIBUTE_UNUSED YY_ATTRIBUTE ((__unused__))
+#endif
+
+#if !defined _Noreturn \
+     && (!defined __STDC_VERSION__ || __STDC_VERSION__ < 201112)
+# if defined _MSC_VER && 1200 <= _MSC_VER
+#  define _Noreturn __declspec (noreturn)
+# else
+#  define _Noreturn YY_ATTRIBUTE ((__noreturn__))
 # endif
 #endif
 
@@ -276,24 +286,25 @@ typedef short int yytype_int16;
 # define YYUSE(E) /* empty */
 #endif
 
-
-/* Identity function, used to suppress warnings about constant conditions.  */
-#ifndef lint
-# define YYID(N) (N)
-#else
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static int
-YYID (int yyi)
+#if defined __GNUC__ && 407 <= __GNUC__ * 100 + __GNUC_MINOR__
+/* Suppress an incorrect diagnostic about yylval being uninitialized.  */
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN \
+    _Pragma ("GCC diagnostic push") \
+    _Pragma ("GCC diagnostic ignored \"-Wuninitialized\"")\
+    _Pragma ("GCC diagnostic ignored \"-Wmaybe-uninitialized\"")
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END \
+    _Pragma ("GCC diagnostic pop")
 #else
-static int
-YYID (yyi)
-    int yyi;
+# define YY_INITIAL_VALUE(Value) Value
 #endif
-{
-  return yyi;
-}
+#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
+# define YY_IGNORE_MAYBE_UNINITIALIZED_END
 #endif
+#ifndef YY_INITIAL_VALUE
+# define YY_INITIAL_VALUE(Value) /* Nothing. */
+#endif
+
 
 #if ! defined yyoverflow || YYERROR_VERBOSE
 
@@ -312,8 +323,7 @@ YYID (yyi)
 #    define alloca _alloca
 #   else
 #    define YYSTACK_ALLOC alloca
-#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#    if ! defined _ALLOCA_H && ! defined EXIT_SUCCESS
 #     include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
       /* Use EXIT_SUCCESS as a witness for stdlib.h.  */
 #     ifndef EXIT_SUCCESS
@@ -325,8 +335,8 @@ YYID (yyi)
 # endif
 
 # ifdef YYSTACK_ALLOC
-   /* Pacify GCC's `empty if-body' warning.  */
-#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (YYID (0))
+   /* Pacify GCC's 'empty if-body' warning.  */
+#  define YYSTACK_FREE(Ptr) do { /* empty */; } while (0)
 #  ifndef YYSTACK_ALLOC_MAXIMUM
     /* The OS might guarantee only one guard page at the bottom of the stack,
        and a page size can be as small as 4096 bytes.  So we cannot safely
@@ -342,7 +352,7 @@ YYID (yyi)
 #  endif
 #  if (defined __cplusplus && ! defined EXIT_SUCCESS \
        && ! ((defined YYMALLOC || defined malloc) \
-	     && (defined YYFREE || defined free)))
+             && (defined YYFREE || defined free)))
 #   include <stdlib.h> /* INFRINGES ON USER NAME SPACE */
 #   ifndef EXIT_SUCCESS
 #    define EXIT_SUCCESS 0
@@ -350,15 +360,13 @@ YYID (yyi)
 #  endif
 #  ifndef YYMALLOC
 #   define YYMALLOC malloc
-#   if ! defined malloc && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#   if ! defined malloc && ! defined EXIT_SUCCESS
 void *malloc (YYSIZE_T); /* INFRINGES ON USER NAME SPACE */
 #   endif
 #  endif
 #  ifndef YYFREE
 #   define YYFREE free
-#   if ! defined free && ! defined EXIT_SUCCESS && (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
+#   if ! defined free && ! defined EXIT_SUCCESS
 void free (void *); /* INFRINGES ON USER NAME SPACE */
 #   endif
 #  endif
@@ -368,13 +376,15 @@ void free (void *); /* INFRINGES ON USER
 
 #if (! defined yyoverflow \
      && (! defined __cplusplus \
-	 || (defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
+         || (defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL \
+             && defined YYSTYPE_IS_TRIVIAL && YYSTYPE_IS_TRIVIAL)))
 
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
 {
   yytype_int16 yyss_alloc;
   YYSTYPE yyvs_alloc;
+  YYLTYPE yyls_alloc;
 };
 
 /* The size of the maximum gap between one aligned stack and the next.  */
@@ -383,8 +393,8 @@ union yyalloc
 /* The size of an array large to enough to hold all stacks, each with
    N elements.  */
 # define YYSTACK_BYTES(N) \
-     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE)) \
-      + YYSTACK_GAP_MAXIMUM)
+     ((N) * (sizeof (yytype_int16) + sizeof (YYSTYPE) + sizeof (YYLTYPE)) \
+      + 2 * YYSTACK_GAP_MAXIMUM)
 
 # define YYCOPY_NEEDED 1
 
@@ -393,16 +403,16 @@ union yyalloc
    elements in the stack, and YYPTR gives the new location of the
    stack.  Advance YYPTR to a properly aligned location for the next
    stack.  */
-# define YYSTACK_RELOCATE(Stack_alloc, Stack)				\
-    do									\
-      {									\
-	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
-	Stack = &yyptr->Stack_alloc;					\
-	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
-	yyptr += yynewbytes / sizeof (*yyptr);				\
-      }									\
-    while (YYID (0))
+# define YYSTACK_RELOCATE(Stack_alloc, Stack)                           \
+    do                                                                  \
+      {                                                                 \
+        YYSIZE_T yynewbytes;                                            \
+        YYCOPY (&yyptr->Stack_alloc, Stack, yysize);                    \
+        Stack = &yyptr->Stack_alloc;                                    \
+        yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
+        yyptr += yynewbytes / sizeof (*yyptr);                          \
+      }                                                                 \
+    while (0)
 
 #endif
 
@@ -421,7 +431,7 @@ union yyalloc
           for (yyi = 0; yyi < (Count); yyi++)   \
             (Dst)[yyi] = (Src)[yyi];            \
         }                                       \
-      while (YYID (0))
+      while (0)
 #  endif
 # endif
 #endif /* !YYCOPY_NEEDED */
@@ -429,25 +439,27 @@ union yyalloc
 /* YYFINAL -- State number of the termination state.  */
 #define YYFINAL  4
 /* YYLAST -- Last index in YYTABLE.  */
-#define YYLAST   133
+#define YYLAST   135
 
 /* YYNTOKENS -- Number of terminals.  */
 #define YYNTOKENS  48
 /* YYNNTS -- Number of nonterminals.  */
-#define YYNNTS  28
+#define YYNNTS  29
 /* YYNRULES -- Number of rules.  */
-#define YYNRULES  79
-/* YYNRULES -- Number of states.  */
-#define YYNSTATES  141
+#define YYNRULES  81
+/* YYNSTATES -- Number of states.  */
+#define YYNSTATES  144
 
-/* YYTRANSLATE(YYLEX) -- Bison symbol number corresponding to YYLEX.  */
+/* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned
+   by yylex, with out-of-bounds checking.  */
 #define YYUNDEFTOK  2
 #define YYMAXUTOK   279
 
-#define YYTRANSLATE(YYX)						\
+#define YYTRANSLATE(YYX)                                                \
   ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK)
 
-/* YYTRANSLATE[YYLEX] -- Bison symbol number corresponding to YYLEX.  */
+/* YYTRANSLATE[TOKEN-NUM] -- Symbol number corresponding to TOKEN-NUM
+   as returned by yylex, without out-of-bounds checking.  */
 static const yytype_uint8 yytranslate[] =
 {
        0,     2,     2,     2,     2,     2,     2,     2,     2,     2,
@@ -481,63 +493,18 @@ static const yytype_uint8 yytranslate[]
 };
 
 #if YYDEBUG
-/* YYPRHS[YYN] -- Index of the first RHS symbol of rule number YYN in
-   YYRHS.  */
-static const yytype_uint16 yyprhs[] =
-{
-       0,     0,     3,     8,     9,    12,    17,    20,    23,    27,
-      31,    36,    42,    43,    46,    51,    54,    58,    61,    64,
-      68,    73,    76,    86,    92,    95,    96,    99,   102,   106,
-     108,   111,   114,   117,   119,   121,   125,   127,   129,   135,
-     137,   141,   143,   147,   149,   153,   155,   159,   161,   165,
-     167,   171,   175,   177,   181,   185,   189,   193,   197,   201,
-     203,   207,   211,   213,   217,   221,   225,   227,   229,   232,
-     235,   238,   239,   242,   245,   246,   249,   252,   255,   259
-};
-
-/* YYRHS -- A `-1'-separated list of the rules' RHS.  */
-static const yytype_int8 yyrhs[] =
-{
-      49,     0,    -1,     3,    25,    50,    52,    -1,    -1,    51,
-      50,    -1,     4,    59,    59,    25,    -1,    22,    51,    -1,
-      26,    53,    -1,    52,    26,    53,    -1,    52,    23,    53,
-      -1,    52,    15,    23,    25,    -1,    27,    54,    74,    28,
-      25,    -1,    -1,    54,    55,    -1,    16,    29,    56,    25,
-      -1,    16,    25,    -1,    14,    16,    25,    -1,    22,    55,
-      -1,    57,    21,    -1,    57,    58,    30,    -1,    57,    31,
-      73,    32,    -1,    57,    23,    -1,    57,    24,    33,    21,
-      34,    59,    34,    59,    35,    -1,    57,    24,    33,    21,
-      35,    -1,    56,    22,    -1,    -1,    56,    34,    -1,    57,
-      22,    -1,    13,    17,    36,    -1,    36,    -1,    58,    59,
-      -1,    58,    23,    -1,    58,    22,    -1,    17,    -1,    18,
-      -1,    33,    60,    35,    -1,    61,    -1,    62,    -1,    62,
-      37,    60,    38,    61,    -1,    63,    -1,    62,    12,    63,
-      -1,    64,    -1,    63,    11,    64,    -1,    65,    -1,    64,
-      39,    65,    -1,    66,    -1,    65,    40,    66,    -1,    67,
-      -1,    66,    41,    67,    -1,    68,    -1,    67,     9,    68,
-      -1,    67,    10,    68,    -1,    69,    -1,    68,    36,    69,
-      -1,    68,    30,    69,    -1,    68,     7,    69,    -1,    68,
-       8,    69,    -1,    69,     5,    70,    -1,    69,     6,    70,
-      -1,    70,    -1,    70,    42,    71,    -1,    70,    43,    71,
-      -1,    71,    -1,    71,    44,    72,    -1,    71,    26,    72,
-      -1,    71,    45,    72,    -1,    72,    -1,    59,    -1,    43,
-      72,    -1,    46,    72,    -1,    47,    72,    -1,    -1,    73,
-      20,    -1,    73,    22,    -1,    -1,    75,    74,    -1,    75,
-      55,    -1,    16,    53,    -1,    15,    16,    25,    -1,    22,
-      75,    -1
-};
-
-/* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
+  /* YYRLINE[YYN] -- Source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,   109,   109,   118,   121,   128,   132,   140,   144,   148,
-     158,   172,   180,   183,   190,   194,   198,   202,   210,   214,
-     218,   222,   226,   243,   253,   261,   264,   268,   275,   290,
-     295,   315,   329,   336,   340,   344,   351,   355,   356,   360,
-     361,   365,   366,   370,   371,   375,   376,   380,   381,   385,
-     386,   387,   391,   392,   393,   394,   395,   399,   400,   401,
-     405,   406,   407,   411,   412,   413,   414,   418,   419,   420,
-     421,   426,   429,   433,   441,   444,   448,   456,   460,   464
+       0,   108,   108,   119,   122,   130,   133,   140,   144,   152,
+     156,   160,   170,   185,   193,   196,   203,   207,   211,   215,
+     223,   227,   231,   235,   239,   255,   265,   273,   276,   280,
+     287,   303,   308,   327,   341,   348,   349,   350,   357,   361,
+     362,   366,   367,   371,   372,   376,   377,   381,   382,   386,
+     387,   391,   392,   393,   397,   398,   399,   400,   401,   405,
+     406,   407,   411,   412,   413,   417,   418,   419,   420,   424,
+     425,   426,   427,   432,   435,   439,   447,   450,   454,   462,
+     466,   470
 };
 #endif
 
@@ -546,25 +513,25 @@ static const yytype_uint16 yyrline[] =
    First, the terminals, then, starting at YYNTOKENS, nonterminals.  */
 static const char *const yytname[] =
 {
-  "$end", "error", "$undefined", "DT_V1", "DT_MEMRESERVE", "DT_LSHIFT",
-  "DT_RSHIFT", "DT_LE", "DT_GE", "DT_EQ", "DT_NE", "DT_AND", "DT_OR",
-  "DT_BITS", "DT_DEL_PROP", "DT_DEL_NODE", "DT_PROPNODENAME", "DT_LITERAL",
-  "DT_CHAR_LITERAL", "DT_BASE", "DT_BYTE", "DT_STRING", "DT_LABEL",
+  "$end", "error", "$undefined", "DT_V1", "DT_PLUGIN", "DT_MEMRESERVE",
+  "DT_LSHIFT", "DT_RSHIFT", "DT_LE", "DT_GE", "DT_EQ", "DT_NE", "DT_AND",
+  "DT_OR", "DT_BITS", "DT_DEL_PROP", "DT_DEL_NODE", "DT_PROPNODENAME",
+  "DT_LITERAL", "DT_CHAR_LITERAL", "DT_BYTE", "DT_STRING", "DT_LABEL",
   "DT_REF", "DT_INCBIN", "';'", "'/'", "'{'", "'}'", "'='", "'>'", "'['",
   "']'", "'('", "','", "')'", "'<'", "'?'", "':'", "'|'", "'^'", "'&'",
   "'+'", "'-'", "'*'", "'%'", "'~'", "'!'", "$accept", "sourcefile",
-  "memreserves", "memreserve", "devicetree", "nodedef", "proplist",
-  "propdef", "propdata", "propdataprefix", "arrayprefix", "integer_prim",
-  "integer_expr", "integer_trinary", "integer_or", "integer_and",
-  "integer_bitor", "integer_bitxor", "integer_bitand", "integer_eq",
-  "integer_rela", "integer_shift", "integer_add", "integer_mul",
-  "integer_unary", "bytestring", "subnodes", "subnode", YY_NULL
+  "plugindecl", "memreserves", "memreserve", "devicetree", "nodedef",
+  "proplist", "propdef", "propdata", "propdataprefix", "arrayprefix",
+  "integer_prim", "integer_expr", "integer_trinary", "integer_or",
+  "integer_and", "integer_bitor", "integer_bitxor", "integer_bitand",
+  "integer_eq", "integer_rela", "integer_shift", "integer_add",
+  "integer_mul", "integer_unary", "bytestring", "subnodes", "subnode", YY_NULLPTR
 };
 #endif
 
 # ifdef YYPRINT
-/* YYTOKNUM[YYLEX-NUM] -- Internal token number corresponding to
-   token YYLEX-NUM.  */
+/* YYTOKNUM[NUM] -- (External) token number corresponding to the
+   (internal) symbol number NUM (which must be that of a token).  */
 static const yytype_uint16 yytoknum[] =
 {
        0,   256,   257,   258,   259,   260,   261,   262,   263,   264,
@@ -575,183 +542,173 @@ static const yytype_uint16 yytoknum[] =
 };
 # endif
 
-/* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
-static const yytype_uint8 yyr1[] =
-{
-       0,    48,    49,    50,    50,    51,    51,    52,    52,    52,
-      52,    53,    54,    54,    55,    55,    55,    55,    56,    56,
-      56,    56,    56,    56,    56,    57,    57,    57,    58,    58,
-      58,    58,    58,    59,    59,    59,    60,    61,    61,    62,
-      62,    63,    63,    64,    64,    65,    65,    66,    66,    67,
-      67,    67,    68,    68,    68,    68,    68,    69,    69,    69,
-      70,    70,    70,    71,    71,    71,    71,    72,    72,    72,
-      72,    73,    73,    73,    74,    74,    74,    75,    75,    75
-};
+#define YYPACT_NINF -41
 
-/* YYR2[YYN] -- Number of symbols composing right hand side of rule YYN.  */
-static const yytype_uint8 yyr2[] =
+#define yypact_value_is_default(Yystate) \
+  (!!((Yystate) == (-41)))
+
+#define YYTABLE_NINF -1
+
+#define yytable_value_is_error(Yytable_value) \
+  0
+
+  /* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
+     STATE-NUM.  */
+static const yytype_int8 yypact[] =
 {
-       0,     2,     4,     0,     2,     4,     2,     2,     3,     3,
-       4,     5,     0,     2,     4,     2,     3,     2,     2,     3,
-       4,     2,     9,     5,     2,     0,     2,     2,     3,     1,
-       2,     2,     2,     1,     1,     3,     1,     1,     5,     1,
-       3,     1,     3,     1,     3,     1,     3,     1,     3,     1,
-       3,     3,     1,     3,     3,     3,     3,     3,     3,     1,
-       3,     3,     1,     3,     3,     3,     1,     1,     2,     2,
-       2,     0,     2,     2,     0,     2,     2,     2,     3,     2
+      37,    10,    24,    78,   -41,    20,     9,   -41,     8,     9,
+      59,     9,   -41,   -41,   -10,     8,   -41,    60,    39,   -41,
+     -10,   -10,   -10,   -41,    51,   -41,    -7,    76,    50,    52,
+      53,    49,     2,    65,    32,    -1,   -41,    66,   -41,   -41,
+      67,    60,    60,   -41,   -41,   -41,   -41,   -10,   -10,   -10,
+     -10,   -10,   -10,   -10,   -10,   -10,   -10,   -10,   -10,   -10,
+     -10,   -10,   -10,   -10,   -10,   -10,   -41,    41,    68,   -41,
+     -41,    76,    57,    50,    52,    53,    49,     2,     2,    65,
+      65,    65,    65,    32,    32,    -1,    -1,   -41,   -41,   -41,
+      79,    80,   -12,    41,   -41,    70,    41,   -41,   -10,    74,
+      75,   -41,   -41,   -41,   -41,   -41,    77,   -41,   -41,   -41,
+     -41,   -41,    17,    -2,   -41,   -41,   -41,   -41,    83,   -41,
+     -41,   -41,    71,   -41,   -41,    31,    69,    82,    -4,   -41,
+     -41,   -41,   -41,   -41,    42,   -41,   -41,   -41,     8,   -41,
+      72,     8,    73,   -41
 };
 
-/* YYDEFACT[STATE-NAME] -- Default reduction number in state STATE-NUM.
-   Performed when YYTABLE doesn't specify something else to do.  Zero
-   means the default is an error.  */
+  /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM.
+     Performed when YYTABLE does not specify something else to do.  Zero
+     means the default is an error.  */
 static const yytype_uint8 yydefact[] =
 {
-       0,     0,     0,     3,     1,     0,     0,     0,     3,    33,
-      34,     0,     0,     6,     0,     2,     4,     0,     0,     0,
-      67,     0,    36,    37,    39,    41,    43,    45,    47,    49,
-      52,    59,    62,    66,     0,    12,     7,     0,     0,     0,
-      68,    69,    70,    35,     0,     0,     0,     0,     0,     0,
+       0,     0,     0,     3,     1,     0,     5,     4,     0,     0,
+       0,     5,    35,    36,     0,     0,     8,     0,     2,     6,
+       0,     0,     0,    69,     0,    38,    39,    41,    43,    45,
+      47,    49,    51,    54,    61,    64,    68,     0,    14,     9,
+       0,     0,     0,    70,    71,    72,    37,     0,     0,     0,
        0,     0,     0,     0,     0,     0,     0,     0,     0,     0,
-       0,     0,     0,     5,    74,     0,     9,     8,    40,     0,
-      42,    44,    46,    48,    50,    51,    55,    56,    54,    53,
-      57,    58,    60,    61,    64,    63,    65,     0,     0,     0,
-       0,    13,     0,    74,    10,     0,     0,     0,    15,    25,
-      77,    17,    79,     0,    76,    75,    38,    16,    78,     0,
-       0,    11,    24,    14,    26,     0,    18,    27,    21,     0,
-      71,    29,     0,     0,     0,     0,    32,    31,    19,    30,
-      28,     0,    72,    73,    20,     0,    23,     0,     0,     0,
-      22
+       0,     0,     0,     0,     0,     0,     7,    76,     0,    11,
+      10,    42,     0,    44,    46,    48,    50,    52,    53,    57,
+      58,    56,    55,    59,    60,    62,    63,    66,    65,    67,
+       0,     0,     0,     0,    15,     0,    76,    12,     0,     0,
+       0,    17,    27,    79,    19,    81,     0,    78,    77,    40,
+      18,    80,     0,     0,    13,    26,    16,    28,     0,    20,
+      29,    23,     0,    73,    31,     0,     0,     0,     0,    34,
+      33,    21,    32,    30,     0,    74,    75,    22,     0,    25,
+       0,     0,     0,    24
 };
 
-/* YYDEFGOTO[NTERM-NUM].  */
-static const yytype_int8 yydefgoto[] =
+  /* YYPGOTO[NTERM-NUM].  */
+static const yytype_int8 yypgoto[] =
 {
-      -1,     2,     7,     8,    15,    36,    64,    91,   109,   110,
-     122,    20,    21,    22,    23,    24,    25,    26,    27,    28,
-      29,    30,    31,    32,    33,   125,    92,    93
+     -41,   -41,   -41,    96,   100,   -41,   -40,   -41,   -23,   -41,
+     -41,   -41,    -8,    62,    13,   -41,    81,    63,    64,    84,
+      61,    25,    11,    21,    22,   -17,   -41,    19,    23
 };
 
-/* YYPACT[STATE-NUM] -- Index in YYTABLE of the portion describing
-   STATE-NUM.  */
-#define YYPACT_NINF -78
-static const yytype_int8 yypact[] =
+  /* YYDEFGOTO[NTERM-NUM].  */
+static const yytype_int16 yydefgoto[] =
 {
-      22,    11,    51,    10,   -78,    23,    10,     2,    10,   -78,
-     -78,    -9,    23,   -78,    30,    38,   -78,    -9,    -9,    -9,
-     -78,    35,   -78,    -6,    52,    29,    48,    49,    33,     3,
-      71,    36,     0,   -78,    64,   -78,   -78,    68,    30,    30,
-     -78,   -78,   -78,   -78,    -9,    -9,    -9,    -9,    -9,    -9,
-      -9,    -9,    -9,    -9,    -9,    -9,    -9,    -9,    -9,    -9,
-      -9,    -9,    -9,   -78,    44,    67,   -78,   -78,    52,    55,
-      29,    48,    49,    33,     3,     3,    71,    71,    71,    71,
-      36,    36,     0,     0,   -78,   -78,   -78,    78,    79,    42,
-      44,   -78,    69,    44,   -78,    -9,    73,    74,   -78,   -78,
-     -78,   -78,   -78,    75,   -78,   -78,   -78,   -78,   -78,    -7,
-      -1,   -78,   -78,   -78,   -78,    84,   -78,   -78,   -78,    63,
-     -78,   -78,    32,    66,    82,    -3,   -78,   -78,   -78,   -78,
-     -78,    46,   -78,   -78,   -78,    23,   -78,    70,    23,    72,
-     -78
+      -1,     2,     6,    10,    11,    18,    39,    67,    94,   112,
+     113,   125,    23,    24,    25,    26,    27,    28,    29,    30,
+      31,    32,    33,    34,    35,    36,   128,    95,    96
 };
 
-/* YYPGOTO[NTERM-NUM].  */
-static const yytype_int8 yypgoto[] =
+  /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM.  If
+     positive, shift that token.  If negative, reduce the rule whose
+     number is the opposite.  If YYTABLE_NINF, syntax error.  */
+static const yytype_uint8 yytable[] =
 {
-     -78,   -78,    97,   100,   -78,   -37,   -78,   -77,   -78,   -78,
-     -78,    -5,    65,    13,   -78,    76,    77,    62,    80,    83,
-      34,    20,    26,    28,   -14,   -78,    18,    24
+      15,    69,    70,    43,    44,    45,    47,    37,    12,    13,
+      55,    56,   118,   101,     8,    38,   135,   102,   136,   119,
+     120,   121,   122,    14,     4,    63,    12,    13,   137,   123,
+      48,     9,    57,    20,   124,     3,    21,    22,    58,   115,
+       1,    14,   116,    64,    65,     7,    87,    88,    89,    12,
+      13,   117,   103,   129,   130,    40,    90,    91,    92,    53,
+      54,   131,    41,    93,    14,    42,    79,    80,    81,    82,
+     104,    59,    60,   107,    61,    62,   138,   139,    77,    78,
+      83,    84,     5,    85,    86,    17,    46,    38,    49,    50,
+      68,    66,    51,    97,    52,    98,    99,   100,   106,   110,
+     111,   126,   114,   134,   127,   133,   141,    19,   143,    16,
+      72,   109,    73,    76,    74,   108,   105,   132,     0,     0,
+       0,     0,     0,     0,     0,     0,     0,     0,    71,     0,
+     140,     0,     0,   142,     0,    75
 };
 
-/* YYTABLE[YYPACT[STATE-NUM]].  What to do in state STATE-NUM.  If
-   positive, shift that token.  If negative, reduce the rule which
-   number is the opposite.  If YYTABLE_NINF, syntax error.  */
-#define YYTABLE_NINF -1
-static const yytype_uint8 yytable[] =
+static const yytype_int16 yycheck[] =
 {
-      12,    66,    67,    40,    41,    42,    44,    34,     9,    10,
-      52,    53,   115,   101,     5,   112,   104,   132,   113,   133,
-     116,   117,   118,   119,    11,     1,    60,   114,    14,   134,
-     120,    45,     6,    54,    17,   121,     3,    18,    19,    55,
-       9,    10,    50,    51,    61,    62,    84,    85,    86,     9,
-      10,     4,   100,    37,   126,   127,    11,    35,    87,    88,
-      89,    38,   128,    46,    39,    11,    90,    98,    47,    35,
-      43,    99,    76,    77,    78,    79,    56,    57,    58,    59,
-     135,   136,    80,    81,    74,    75,    82,    83,    48,    63,
-      49,    65,    94,    95,    96,    97,   124,   103,   107,   108,
-     111,   123,   130,   131,   138,    16,    13,   140,   106,    71,
-      69,   105,     0,     0,   102,     0,     0,   129,     0,     0,
-      68,     0,     0,    70,     0,     0,     0,     0,    72,     0,
-     137,     0,    73,   139
+       8,    41,    42,    20,    21,    22,    13,    15,    18,    19,
+       8,     9,    14,    25,     5,    27,    20,    29,    22,    21,
+      22,    23,    24,    33,     0,    26,    18,    19,    32,    31,
+      37,    22,    30,    43,    36,    25,    46,    47,    36,    22,
+       3,    33,    25,    44,    45,    25,    63,    64,    65,    18,
+      19,    34,    92,    22,    23,    16,    15,    16,    17,    10,
+      11,    30,    23,    22,    33,    26,    55,    56,    57,    58,
+      93,     6,     7,    96,    42,    43,    34,    35,    53,    54,
+      59,    60,     4,    61,    62,    26,    35,    27,    12,    39,
+      23,    25,    40,    25,    41,    38,    17,    17,    28,    25,
+      25,    18,    25,    21,    33,    36,    34,    11,    35,     9,
+      48,    98,    49,    52,    50,    96,    93,   125,    -1,    -1,
+      -1,    -1,    -1,    -1,    -1,    -1,    -1,    -1,    47,    -1,
+     138,    -1,    -1,   141,    -1,    51
 };
 
-#define yypact_value_is_default(Yystate) \
-  (!!((Yystate) == (-78)))
-
-#define yytable_value_is_error(Yytable_value) \
-  YYID (0)
+  /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
+     symbol of state STATE-NUM.  */
+static const yytype_uint8 yystos[] =
+{
+       0,     3,    49,    25,     0,     4,    50,    25,     5,    22,
+      51,    52,    18,    19,    33,    60,    52,    26,    53,    51,
+      43,    46,    47,    60,    61,    62,    63,    64,    65,    66,
+      67,    68,    69,    70,    71,    72,    73,    60,    27,    54,
+      16,    23,    26,    73,    73,    73,    35,    13,    37,    12,
+      39,    40,    41,    10,    11,     8,     9,    30,    36,     6,
+       7,    42,    43,    26,    44,    45,    25,    55,    23,    54,
+      54,    64,    61,    65,    66,    67,    68,    69,    69,    70,
+      70,    70,    70,    71,    71,    72,    72,    73,    73,    73,
+      15,    16,    17,    22,    56,    75,    76,    25,    38,    17,
+      17,    25,    29,    54,    56,    76,    28,    56,    75,    62,
+      25,    25,    57,    58,    25,    22,    25,    34,    14,    21,
+      22,    23,    24,    31,    36,    59,    18,    33,    74,    22,
+      23,    30,    60,    36,    21,    20,    22,    32,    34,    35,
+      60,    34,    60,    35
+};
 
-static const yytype_int16 yycheck[] =
+  /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives.  */
+static const yytype_uint8 yyr1[] =
 {
-       5,    38,    39,    17,    18,    19,    12,    12,    17,    18,
-       7,     8,    13,    90,     4,    22,    93,    20,    25,    22,
-      21,    22,    23,    24,    33,     3,    26,    34,    26,    32,
-      31,    37,    22,    30,    43,    36,    25,    46,    47,    36,
-      17,    18,     9,    10,    44,    45,    60,    61,    62,    17,
-      18,     0,    89,    15,    22,    23,    33,    27,    14,    15,
-      16,    23,    30,    11,    26,    33,    22,    25,    39,    27,
-      35,    29,    52,    53,    54,    55,     5,     6,    42,    43,
-      34,    35,    56,    57,    50,    51,    58,    59,    40,    25,
-      41,    23,    25,    38,    16,    16,    33,    28,    25,    25,
-      25,    17,    36,    21,    34,     8,     6,    35,    95,    47,
-      45,    93,    -1,    -1,    90,    -1,    -1,   122,    -1,    -1,
-      44,    -1,    -1,    46,    -1,    -1,    -1,    -1,    48,    -1,
-     135,    -1,    49,   138
+       0,    48,    49,    50,    50,    51,    51,    52,    52,    53,
+      53,    53,    53,    54,    55,    55,    56,    56,    56,    56,
+      57,    57,    57,    57,    57,    57,    57,    58,    58,    58,
+      59,    59,    59,    59,    59,    60,    60,    60,    61,    62,
+      62,    63,    63,    64,    64,    65,    65,    66,    66,    67,
+      67,    68,    68,    68,    69,    69,    69,    69,    69,    70,
+      70,    70,    71,    71,    71,    72,    72,    72,    72,    73,
+      73,    73,    73,    74,    74,    74,    75,    75,    75,    76,
+      76,    76
 };
 
-/* YYSTOS[STATE-NUM] -- The (internal number of the) accessing
-   symbol of state STATE-NUM.  */
-static const yytype_uint8 yystos[] =
+  /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN.  */
+static const yytype_uint8 yyr2[] =
 {
-       0,     3,    49,    25,     0,     4,    22,    50,    51,    17,
-      18,    33,    59,    51,    26,    52,    50,    43,    46,    47,
-      59,    60,    61,    62,    63,    64,    65,    66,    67,    68,
-      69,    70,    71,    72,    59,    27,    53,    15,    23,    26,
-      72,    72,    72,    35,    12,    37,    11,    39,    40,    41,
-       9,    10,     7,     8,    30,    36,     5,     6,    42,    43,
-      26,    44,    45,    25,    54,    23,    53,    53,    63,    60,
-      64,    65,    66,    67,    68,    68,    69,    69,    69,    69,
-      70,    70,    71,    71,    72,    72,    72,    14,    15,    16,
-      22,    55,    74,    75,    25,    38,    16,    16,    25,    29,
-      53,    55,    75,    28,    55,    74,    61,    25,    25,    56,
-      57,    25,    22,    25,    34,    13,    21,    22,    23,    24,
-      31,    36,    58,    17,    33,    73,    22,    23,    30,    59,
-      36,    21,    20,    22,    32,    34,    35,    59,    34,    59,
-      35
+       0,     2,     5,     0,     2,     0,     2,     4,     2,     2,
+       3,     3,     4,     5,     0,     2,     4,     2,     3,     2,
+       2,     3,     4,     2,     9,     5,     2,     0,     2,     2,
+       3,     1,     2,     2,     2,     1,     1,     3,     1,     1,
+       5,     1,     3,     1,     3,     1,     3,     1,     3,     1,
+       3,     1,     3,     3,     1,     3,     3,     3,     3,     3,
+       3,     1,     3,     3,     1,     3,     3,     3,     1,     1,
+       2,     2,     2,     0,     2,     2,     0,     2,     2,     2,
+       3,     2
 };
 
-#define yyerrok		(yyerrstatus = 0)
-#define yyclearin	(yychar = YYEMPTY)
-#define YYEMPTY		(-2)
-#define YYEOF		0
-
-#define YYACCEPT	goto yyacceptlab
-#define YYABORT		goto yyabortlab
-#define YYERROR		goto yyerrorlab
-
-
-/* Like YYERROR except do call yyerror.  This remains here temporarily
-   to ease the transition to the new meaning of YYERROR, for GCC.
-   Once GCC version 2 has supplanted version 1, this can go.  However,
-   YYFAIL appears to be in use.  Nevertheless, it is formally deprecated
-   in Bison 2.4.2's NEWS entry, where a plan to phase it out is
-   discussed.  */
-
-#define YYFAIL		goto yyerrlab
-#if defined YYFAIL
-  /* This is here to suppress warnings from the GCC cpp's
-     -Wunused-macros.  Normally we don't worry about that warning, but
-     some users do, and we want to make it easy for users to remove
-     YYFAIL uses, which will produce warnings from Bison 2.5.  */
-#endif
+
+#define yyerrok         (yyerrstatus = 0)
+#define yyclearin       (yychar = YYEMPTY)
+#define YYEMPTY         (-2)
+#define YYEOF           0
+
+#define YYACCEPT        goto yyacceptlab
+#define YYABORT         goto yyabortlab
+#define YYERROR         goto yyerrorlab
+
 
 #define YYRECOVERING()  (!!yyerrstatus)
 
@@ -768,27 +725,41 @@ do
   else                                                          \
     {                                                           \
       yyerror (YY_("syntax error: cannot back up")); \
-      YYERROR;							\
-    }								\
-while (YYID (0))
+      YYERROR;                                                  \
+    }                                                           \
+while (0)
 
 /* Error token number */
-#define YYTERROR	1
-#define YYERRCODE	256
+#define YYTERROR        1
+#define YYERRCODE       256
 
 
-/* This macro is provided for backward compatibility. */
-#ifndef YY_LOCATION_PRINT
-# define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+/* YYLLOC_DEFAULT -- Set CURRENT to span from RHS[1] to RHS[N].
+   If N is 0, then set CURRENT to the empty location which ends
+   the previous symbol: RHS[0] (always defined).  */
+
+#ifndef YYLLOC_DEFAULT
+# define YYLLOC_DEFAULT(Current, Rhs, N)                                \
+    do                                                                  \
+      if (N)                                                            \
+        {                                                               \
+          (Current).first_line   = YYRHSLOC (Rhs, 1).first_line;        \
+          (Current).first_column = YYRHSLOC (Rhs, 1).first_column;      \
+          (Current).last_line    = YYRHSLOC (Rhs, N).last_line;         \
+          (Current).last_column  = YYRHSLOC (Rhs, N).last_column;       \
+        }                                                               \
+      else                                                              \
+        {                                                               \
+          (Current).first_line   = (Current).last_line   =              \
+            YYRHSLOC (Rhs, 0).last_line;                                \
+          (Current).first_column = (Current).last_column =              \
+            YYRHSLOC (Rhs, 0).last_column;                              \
+        }                                                               \
+    while (0)
 #endif
 
+#define YYRHSLOC(Rhs, K) ((Rhs)[K])
 
-/* YYLEX -- calling `yylex' with the right arguments.  */
-#ifdef YYLEX_PARAM
-# define YYLEX yylex (YYLEX_PARAM)
-#else
-# define YYLEX yylex ()
-#endif
 
 /* Enable debugging if requested.  */
 #if YYDEBUG
@@ -798,50 +769,84 @@ while (YYID (0))
 #  define YYFPRINTF fprintf
 # endif
 
-# define YYDPRINTF(Args)			\
-do {						\
-  if (yydebug)					\
-    YYFPRINTF Args;				\
-} while (YYID (0))
-
-# define YY_SYMBOL_PRINT(Title, Type, Value, Location)			  \
-do {									  \
-  if (yydebug)								  \
-    {									  \
-      YYFPRINTF (stderr, "%s ", Title);					  \
-      yy_symbol_print (stderr,						  \
-		  Type, Value); \
-      YYFPRINTF (stderr, "\n");						  \
-    }									  \
-} while (YYID (0))
+# define YYDPRINTF(Args)                        \
+do {                                            \
+  if (yydebug)                                  \
+    YYFPRINTF Args;                             \
+} while (0)
 
 
-/*--------------------------------.
-| Print this symbol on YYOUTPUT.  |
-`--------------------------------*/
+/* YY_LOCATION_PRINT -- Print the location on the stream.
+   This macro was not mandated originally: define only if we know
+   we won't break user code: when these are the locations we know.  */
 
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
-static void
-yy_symbol_value_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
+#ifndef YY_LOCATION_PRINT
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
+
+/* Print *YYLOCP on YYO.  Private, do not rely on its existence. */
+
+YY_ATTRIBUTE_UNUSED
+static unsigned
+yy_location_print_ (FILE *yyo, YYLTYPE const * const yylocp)
+{
+  unsigned res = 0;
+  int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0;
+  if (0 <= yylocp->first_line)
+    {
+      res += YYFPRINTF (yyo, "%d", yylocp->first_line);
+      if (0 <= yylocp->first_column)
+        res += YYFPRINTF (yyo, ".%d", yylocp->first_column);
+    }
+  if (0 <= yylocp->last_line)
+    {
+      if (yylocp->first_line < yylocp->last_line)
+        {
+          res += YYFPRINTF (yyo, "-%d", yylocp->last_line);
+          if (0 <= end_col)
+            res += YYFPRINTF (yyo, ".%d", end_col);
+        }
+      else if (0 <= end_col && yylocp->first_column < end_col)
+        res += YYFPRINTF (yyo, "-%d", end_col);
+    }
+  return res;
+ }
+
+#  define YY_LOCATION_PRINT(File, Loc)          \
+  yy_location_print_ (File, &(Loc))
+
+# else
+#  define YY_LOCATION_PRINT(File, Loc) ((void) 0)
+# endif
 #endif
+
+
+# define YY_SYMBOL_PRINT(Title, Type, Value, Location)                    \
+do {                                                                      \
+  if (yydebug)                                                            \
+    {                                                                     \
+      YYFPRINTF (stderr, "%s ", Title);                                   \
+      yy_symbol_print (stderr,                                            \
+                  Type, Value, Location); \
+      YYFPRINTF (stderr, "\n");                                           \
+    }                                                                     \
+} while (0)
+
+
+/*----------------------------------------.
+| Print this symbol's value on YYOUTPUT.  |
+`----------------------------------------*/
+
+static void
+yy_symbol_value_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {
   FILE *yyo = yyoutput;
   YYUSE (yyo);
+  YYUSE (yylocationp);
   if (!yyvaluep)
     return;
 # ifdef YYPRINT
   if (yytype < YYNTOKENS)
     YYPRINT (yyoutput, yytoknum[yytype], *yyvaluep);
-# else
-  YYUSE (yyoutput);
 # endif
   YYUSE (yytype);
 }
@@ -851,24 +856,15 @@ yy_symbol_value_print (yyoutput, yytype,
 | Print this symbol on YYOUTPUT.  |
 `--------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep)
-#else
 static void
-yy_symbol_print (yyoutput, yytype, yyvaluep)
-    FILE *yyoutput;
-    int yytype;
-    YYSTYPE const * const yyvaluep;
-#endif
+yy_symbol_print (FILE *yyoutput, int yytype, YYSTYPE const * const yyvaluep, YYLTYPE const * const yylocationp)
 {
-  if (yytype < YYNTOKENS)
-    YYFPRINTF (yyoutput, "token %s (", yytname[yytype]);
-  else
-    YYFPRINTF (yyoutput, "nterm %s (", yytname[yytype]);
+  YYFPRINTF (yyoutput, "%s %s (",
+             yytype < YYNTOKENS ? "token" : "nterm", yytname[yytype]);
 
-  yy_symbol_value_print (yyoutput, yytype, yyvaluep);
+  YY_LOCATION_PRINT (yyoutput, *yylocationp);
+  YYFPRINTF (yyoutput, ": ");
+  yy_symbol_value_print (yyoutput, yytype, yyvaluep, yylocationp);
   YYFPRINTF (yyoutput, ")");
 }
 
@@ -877,16 +873,8 @@ yy_symbol_print (yyoutput, yytype, yyval
 | TOP (included).                                                   |
 `------------------------------------------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static void
 yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
-#else
-static void
-yy_stack_print (yybottom, yytop)
-    yytype_int16 *yybottom;
-    yytype_int16 *yytop;
-#endif
 {
   YYFPRINTF (stderr, "Stack now");
   for (; yybottom <= yytop; yybottom++)
@@ -897,49 +885,42 @@ yy_stack_print (yybottom, yytop)
   YYFPRINTF (stderr, "\n");
 }
 
-# define YY_STACK_PRINT(Bottom, Top)				\
-do {								\
-  if (yydebug)							\
-    yy_stack_print ((Bottom), (Top));				\
-} while (YYID (0))
+# define YY_STACK_PRINT(Bottom, Top)                            \
+do {                                                            \
+  if (yydebug)                                                  \
+    yy_stack_print ((Bottom), (Top));                           \
+} while (0)
 
 
 /*------------------------------------------------.
 | Report that the YYRULE is going to be reduced.  |
 `------------------------------------------------*/
 
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yy_reduce_print (YYSTYPE *yyvsp, int yyrule)
-#else
 static void
-yy_reduce_print (yyvsp, yyrule)
-    YYSTYPE *yyvsp;
-    int yyrule;
-#endif
+yy_reduce_print (yytype_int16 *yyssp, YYSTYPE *yyvsp, YYLTYPE *yylsp, int yyrule)
 {
+  unsigned long int yylno = yyrline[yyrule];
   int yynrhs = yyr2[yyrule];
   int yyi;
-  unsigned long int yylno = yyrline[yyrule];
   YYFPRINTF (stderr, "Reducing stack by rule %d (line %lu):\n",
-	     yyrule - 1, yylno);
+             yyrule - 1, yylno);
   /* The symbols being reduced.  */
   for (yyi = 0; yyi < yynrhs; yyi++)
     {
       YYFPRINTF (stderr, "   $%d = ", yyi + 1);
-      yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
-		       &(yyvsp[(yyi + 1) - (yynrhs)])
-		       		       );
+      yy_symbol_print (stderr,
+                       yystos[yyssp[yyi + 1 - yynrhs]],
+                       &(yyvsp[(yyi + 1) - (yynrhs)])
+                       , &(yylsp[(yyi + 1) - (yynrhs)])                       );
       YYFPRINTF (stderr, "\n");
     }
 }
 
-# define YY_REDUCE_PRINT(Rule)		\
-do {					\
-  if (yydebug)				\
-    yy_reduce_print (yyvsp, Rule); \
-} while (YYID (0))
+# define YY_REDUCE_PRINT(Rule)          \
+do {                                    \
+  if (yydebug)                          \
+    yy_reduce_print (yyssp, yyvsp, yylsp, Rule); \
+} while (0)
 
 /* Nonzero means print parse trace.  It is left uninitialized so that
    multiple parsers can coexist.  */
@@ -953,7 +934,7 @@ int yydebug;
 
 
 /* YYINITDEPTH -- initial size of the parser's stacks.  */
-#ifndef	YYINITDEPTH
+#ifndef YYINITDEPTH
 # define YYINITDEPTH 200
 #endif
 
@@ -976,15 +957,8 @@ int yydebug;
 #   define yystrlen strlen
 #  else
 /* Return the length of YYSTR.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static YYSIZE_T
 yystrlen (const char *yystr)
-#else
-static YYSIZE_T
-yystrlen (yystr)
-    const char *yystr;
-#endif
 {
   YYSIZE_T yylen;
   for (yylen = 0; yystr[yylen]; yylen++)
@@ -1000,16 +974,8 @@ yystrlen (yystr)
 #  else
 /* Copy YYSRC to YYDEST, returning the address of the terminating '\0' in
    YYDEST.  */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 static char *
 yystpcpy (char *yydest, const char *yysrc)
-#else
-static char *
-yystpcpy (yydest, yysrc)
-    char *yydest;
-    const char *yysrc;
-#endif
 {
   char *yyd = yydest;
   const char *yys = yysrc;
@@ -1039,27 +1005,27 @@ yytnamerr (char *yyres, const char *yyst
       char const *yyp = yystr;
 
       for (;;)
-	switch (*++yyp)
-	  {
-	  case '\'':
-	  case ',':
-	    goto do_not_strip_quotes;
-
-	  case '\\':
-	    if (*++yyp != '\\')
-	      goto do_not_strip_quotes;
-	    /* Fall through.  */
-	  default:
-	    if (yyres)
-	      yyres[yyn] = *yyp;
-	    yyn++;
-	    break;
-
-	  case '"':
-	    if (yyres)
-	      yyres[yyn] = '\0';
-	    return yyn;
-	  }
+        switch (*++yyp)
+          {
+          case '\'':
+          case ',':
+            goto do_not_strip_quotes;
+
+          case '\\':
+            if (*++yyp != '\\')
+              goto do_not_strip_quotes;
+            /* Fall through.  */
+          default:
+            if (yyres)
+              yyres[yyn] = *yyp;
+            yyn++;
+            break;
+
+          case '"':
+            if (yyres)
+              yyres[yyn] = '\0';
+            return yyn;
+          }
     do_not_strip_quotes: ;
     }
 
@@ -1082,11 +1048,11 @@ static int
 yysyntax_error (YYSIZE_T *yymsg_alloc, char **yymsg,
                 yytype_int16 *yyssp, int yytoken)
 {
-  YYSIZE_T yysize0 = yytnamerr (YY_NULL, yytname[yytoken]);
+  YYSIZE_T yysize0 = yytnamerr (YY_NULLPTR, yytname[yytoken]);
   YYSIZE_T yysize = yysize0;
   enum { YYERROR_VERBOSE_ARGS_MAXIMUM = 5 };
   /* Internationalized format string. */
-  const char *yyformat = YY_NULL;
+  const char *yyformat = YY_NULLPTR;
   /* Arguments of yyformat. */
   char const *yyarg[YYERROR_VERBOSE_ARGS_MAXIMUM];
   /* Number of reported tokens (one for the "unexpected", one per
@@ -1094,10 +1060,6 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, c
   int yycount = 0;
 
   /* There are many possibilities here to consider:
-     - Assume YYFAIL is not used.  It's too flawed to consider.  See
-       <http://lists.gnu.org/archive/html/bison-patches/2009-12/msg00024.html>
-       for details.  YYERROR is fine as it does not invoke this
-       function.
      - If this state is a consistent state with a default action, then
        the only way this function was invoked is if the default action
        is an error action.  In that case, don't check for expected
@@ -1147,7 +1109,7 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, c
                   }
                 yyarg[yycount++] = yytname[yyx];
                 {
-                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULL, yytname[yyx]);
+                  YYSIZE_T yysize1 = yysize + yytnamerr (YY_NULLPTR, yytname[yyx]);
                   if (! (yysize <= yysize1
                          && yysize1 <= YYSTACK_ALLOC_MAXIMUM))
                     return 2;
@@ -1214,26 +1176,18 @@ yysyntax_error (YYSIZE_T *yymsg_alloc, c
 | Release the memory associated to this symbol.  |
 `-----------------------------------------------*/
 
-/*ARGSUSED*/
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-static void
-yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep)
-#else
 static void
-yydestruct (yymsg, yytype, yyvaluep)
-    const char *yymsg;
-    int yytype;
-    YYSTYPE *yyvaluep;
-#endif
+yydestruct (const char *yymsg, int yytype, YYSTYPE *yyvaluep, YYLTYPE *yylocationp)
 {
   YYUSE (yyvaluep);
-
+  YYUSE (yylocationp);
   if (!yymsg)
     yymsg = "Deleting";
   YY_SYMBOL_PRINT (yymsg, yytype, yyvaluep, yylocationp);
 
+  YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
   YYUSE (yytype);
+  YY_IGNORE_MAYBE_UNINITIALIZED_END
 }
 
 
@@ -1242,18 +1196,14 @@ yydestruct (yymsg, yytype, yyvaluep)
 /* The lookahead symbol.  */
 int yychar;
 
-
-#ifndef YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
-# define YY_IGNORE_MAYBE_UNINITIALIZED_END
-#endif
-#ifndef YY_INITIAL_VALUE
-# define YY_INITIAL_VALUE(Value) /* Nothing. */
-#endif
-
 /* The semantic value of the lookahead symbol.  */
-YYSTYPE yylval YY_INITIAL_VALUE(yyval_default);
-
+YYSTYPE yylval;
+/* Location data for the lookahead symbol.  */
+YYLTYPE yylloc
+# if defined YYLTYPE_IS_TRIVIAL && YYLTYPE_IS_TRIVIAL
+  = { 1, 1, 1, 1 }
+# endif
+;
 /* Number of syntax errors so far.  */
 int yynerrs;
 
@@ -1262,35 +1212,17 @@ int yynerrs;
 | yyparse.  |
 `----------*/
 
-#ifdef YYPARSE_PARAM
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
-int
-yyparse (void *YYPARSE_PARAM)
-#else
-int
-yyparse (YYPARSE_PARAM)
-    void *YYPARSE_PARAM;
-#endif
-#else /* ! YYPARSE_PARAM */
-#if (defined __STDC__ || defined __C99__FUNC__ \
-     || defined __cplusplus || defined _MSC_VER)
 int
 yyparse (void)
-#else
-int
-yyparse ()
-
-#endif
-#endif
 {
     int yystate;
     /* Number of tokens to shift before error messages enabled.  */
     int yyerrstatus;
 
     /* The stacks and their tools:
-       `yyss': related to states.
-       `yyvs': related to semantic values.
+       'yyss': related to states.
+       'yyvs': related to semantic values.
+       'yyls': related to locations.
 
        Refer to the stacks through separate pointers, to allow yyoverflow
        to reallocate them elsewhere.  */
@@ -1305,6 +1237,14 @@ yyparse ()
     YYSTYPE *yyvs;
     YYSTYPE *yyvsp;
 
+    /* The location stack.  */
+    YYLTYPE yylsa[YYINITDEPTH];
+    YYLTYPE *yyls;
+    YYLTYPE *yylsp;
+
+    /* The locations where the error started and ended.  */
+    YYLTYPE yyerror_range[3];
+
     YYSIZE_T yystacksize;
 
   int yyn;
@@ -1314,6 +1254,7 @@ yyparse ()
   /* The variables used to return semantic value and location from the
      action routines.  */
   YYSTYPE yyval;
+  YYLTYPE yyloc;
 
 #if YYERROR_VERBOSE
   /* Buffer for error messages, and its allocated size.  */
@@ -1322,7 +1263,7 @@ yyparse ()
   YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
 #endif
 
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
+#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N), yylsp -= (N))
 
   /* The number of symbols on the RHS of the reduced rule.
      Keep to zero when no symbol should be popped.  */
@@ -1330,6 +1271,7 @@ yyparse ()
 
   yyssp = yyss = yyssa;
   yyvsp = yyvs = yyvsa;
+  yylsp = yyls = yylsa;
   yystacksize = YYINITDEPTH;
 
   YYDPRINTF ((stderr, "Starting parse\n"));
@@ -1338,6 +1280,7 @@ yyparse ()
   yyerrstatus = 0;
   yynerrs = 0;
   yychar = YYEMPTY; /* Cause a token to be read.  */
+  yylsp[0] = yylloc;
   goto yysetstate;
 
 /*------------------------------------------------------------.
@@ -1358,23 +1301,26 @@ yyparse ()
 
 #ifdef yyoverflow
       {
-	/* Give user a chance to reallocate the stack.  Use copies of
-	   these so that the &'s don't force the real ones into
-	   memory.  */
-	YYSTYPE *yyvs1 = yyvs;
-	yytype_int16 *yyss1 = yyss;
-
-	/* Each stack pointer address is followed by the size of the
-	   data in use in that stack, in bytes.  This used to be a
-	   conditional around just the two extra args, but that might
-	   be undefined if yyoverflow is a macro.  */
-	yyoverflow (YY_("memory exhausted"),
-		    &yyss1, yysize * sizeof (*yyssp),
-		    &yyvs1, yysize * sizeof (*yyvsp),
-		    &yystacksize);
-
-	yyss = yyss1;
-	yyvs = yyvs1;
+        /* Give user a chance to reallocate the stack.  Use copies of
+           these so that the &'s don't force the real ones into
+           memory.  */
+        YYSTYPE *yyvs1 = yyvs;
+        yytype_int16 *yyss1 = yyss;
+        YYLTYPE *yyls1 = yyls;
+
+        /* Each stack pointer address is followed by the size of the
+           data in use in that stack, in bytes.  This used to be a
+           conditional around just the two extra args, but that might
+           be undefined if yyoverflow is a macro.  */
+        yyoverflow (YY_("memory exhausted"),
+                    &yyss1, yysize * sizeof (*yyssp),
+                    &yyvs1, yysize * sizeof (*yyvsp),
+                    &yyls1, yysize * sizeof (*yylsp),
+                    &yystacksize);
+
+        yyls = yyls1;
+        yyss = yyss1;
+        yyvs = yyvs1;
       }
 #else /* no yyoverflow */
 # ifndef YYSTACK_RELOCATE
@@ -1382,34 +1328,36 @@ yyparse ()
 # else
       /* Extend the stack our own way.  */
       if (YYMAXDEPTH <= yystacksize)
-	goto yyexhaustedlab;
+        goto yyexhaustedlab;
       yystacksize *= 2;
       if (YYMAXDEPTH < yystacksize)
-	yystacksize = YYMAXDEPTH;
+        yystacksize = YYMAXDEPTH;
 
       {
-	yytype_int16 *yyss1 = yyss;
-	union yyalloc *yyptr =
-	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
-	if (! yyptr)
-	  goto yyexhaustedlab;
-	YYSTACK_RELOCATE (yyss_alloc, yyss);
-	YYSTACK_RELOCATE (yyvs_alloc, yyvs);
+        yytype_int16 *yyss1 = yyss;
+        union yyalloc *yyptr =
+          (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
+        if (! yyptr)
+          goto yyexhaustedlab;
+        YYSTACK_RELOCATE (yyss_alloc, yyss);
+        YYSTACK_RELOCATE (yyvs_alloc, yyvs);
+        YYSTACK_RELOCATE (yyls_alloc, yyls);
 #  undef YYSTACK_RELOCATE
-	if (yyss1 != yyssa)
-	  YYSTACK_FREE (yyss1);
+        if (yyss1 != yyssa)
+          YYSTACK_FREE (yyss1);
       }
 # endif
 #endif /* no yyoverflow */
 
       yyssp = yyss + yysize - 1;
       yyvsp = yyvs + yysize - 1;
+      yylsp = yyls + yysize - 1;
 
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
-		  (unsigned long int) yystacksize));
+                  (unsigned long int) yystacksize));
 
       if (yyss + yystacksize - 1 <= yyssp)
-	YYABORT;
+        YYABORT;
     }
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
@@ -1438,7 +1386,7 @@ yybackup:
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
-      yychar = YYLEX;
+      yychar = yylex ();
     }
 
   if (yychar <= YYEOF)
@@ -1481,7 +1429,7 @@ yybackup:
   YY_IGNORE_MAYBE_UNINITIALIZED_BEGIN
   *++yyvsp = yylval;
   YY_IGNORE_MAYBE_UNINITIALIZED_END
-
+  *++yylsp = yylloc;
   goto yynewstate;
 
 
@@ -1503,7 +1451,7 @@ yyreduce:
   yylen = yyr2[yyn];
 
   /* If YYLEN is nonzero, implement the default value of the action:
-     `$$ = $1'.
+     '$$ = $1'.
 
      Otherwise, the following line sets YYVAL to garbage.
      This behavior is undocumented and Bison
@@ -1512,287 +1460,306 @@ yyreduce:
      GCC warning that YYVAL may be used uninitialized.  */
   yyval = yyvsp[1-yylen];
 
-
+  /* Default location.  */
+  YYLLOC_DEFAULT (yyloc, (yylsp - yylen), yylen);
   YY_REDUCE_PRINT (yyn);
   switch (yyn)
     {
         case 2:
-/* Line 1787 of yacc.c  */
-#line 110 "dtc-parser.y"
+#line 109 "dtc-parser.y" /* yacc.c:1646  */
     {
-			the_boot_info = build_boot_info((yyvsp[(3) - (4)].re), (yyvsp[(4) - (4)].node),
-							guess_boot_cpuid((yyvsp[(4) - (4)].node)));
+			(yyvsp[0].node)->is_plugin = (yyvsp[-2].is_plugin);
+			(yyvsp[0].node)->is_root = 1;
+			the_boot_info = build_boot_info((yyvsp[-1].re), (yyvsp[0].node),
+							guess_boot_cpuid((yyvsp[0].node)));
 		}
+#line 1477 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 3:
-/* Line 1787 of yacc.c  */
-#line 118 "dtc-parser.y"
+#line 119 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.re) = NULL;
+			(yyval.is_plugin) = 0;
 		}
+#line 1485 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 4:
-/* Line 1787 of yacc.c  */
-#line 122 "dtc-parser.y"
+#line 123 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.re) = chain_reserve_entry((yyvsp[(1) - (2)].re), (yyvsp[(2) - (2)].re));
+			(yyval.is_plugin) = 1;
 		}
+#line 1493 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 5:
-/* Line 1787 of yacc.c  */
-#line 129 "dtc-parser.y"
+#line 130 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.re) = build_reserve_entry((yyvsp[(2) - (4)].integer), (yyvsp[(3) - (4)].integer));
+			(yyval.re) = NULL;
 		}
+#line 1501 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 6:
-/* Line 1787 of yacc.c  */
-#line 133 "dtc-parser.y"
+#line 134 "dtc-parser.y" /* yacc.c:1646  */
     {
-			add_label(&(yyvsp[(2) - (2)].re)->labels, (yyvsp[(1) - (2)].labelref));
-			(yyval.re) = (yyvsp[(2) - (2)].re);
+			(yyval.re) = chain_reserve_entry((yyvsp[-1].re), (yyvsp[0].re));
 		}
+#line 1509 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 7:
-/* Line 1787 of yacc.c  */
-#line 141 "dtc-parser.y"
+#line 141 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.node) = name_node((yyvsp[(2) - (2)].node), "");
+			(yyval.re) = build_reserve_entry((yyvsp[-2].integer), (yyvsp[-1].integer));
 		}
+#line 1517 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 8:
-/* Line 1787 of yacc.c  */
-#line 145 "dtc-parser.y"
+#line 145 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.node) = merge_nodes((yyvsp[(1) - (3)].node), (yyvsp[(3) - (3)].node));
+			add_label(&(yyvsp[0].re)->labels, (yyvsp[-1].labelref));
+			(yyval.re) = (yyvsp[0].re);
 		}
+#line 1526 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 9:
-/* Line 1787 of yacc.c  */
-#line 149 "dtc-parser.y"
+#line 153 "dtc-parser.y" /* yacc.c:1646  */
     {
-			struct node *target = get_node_by_ref((yyvsp[(1) - (3)].node), (yyvsp[(2) - (3)].labelref));
-
-			if (target)
-				merge_nodes(target, (yyvsp[(3) - (3)].node));
-			else
-				print_error("label or path, '%s', not found", (yyvsp[(2) - (3)].labelref));
-			(yyval.node) = (yyvsp[(1) - (3)].node);
+			(yyval.node) = name_node((yyvsp[0].node), "");
 		}
+#line 1534 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 10:
-/* Line 1787 of yacc.c  */
-#line 159 "dtc-parser.y"
+#line 157 "dtc-parser.y" /* yacc.c:1646  */
     {
-			struct node *target = get_node_by_ref((yyvsp[(1) - (4)].node), (yyvsp[(3) - (4)].labelref));
-
-			if (!target)
-				print_error("label or path, '%s', not found", (yyvsp[(3) - (4)].labelref));
-			else
-				delete_node(target);
-
-			(yyval.node) = (yyvsp[(1) - (4)].node);
+			(yyval.node) = merge_nodes((yyvsp[-2].node), (yyvsp[0].node));
 		}
+#line 1542 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 11:
-/* Line 1787 of yacc.c  */
-#line 173 "dtc-parser.y"
+#line 161 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.node) = build_node((yyvsp[(2) - (5)].proplist), (yyvsp[(3) - (5)].nodelist));
+			struct node *target = get_node_by_ref((yyvsp[-2].node), (yyvsp[-1].labelref));
+
+			if (target)
+				merge_nodes(target, (yyvsp[0].node));
+			else
+				ERROR(&(yylsp[-1]), "Label or path %s not found", (yyvsp[-1].labelref));
+			(yyval.node) = (yyvsp[-2].node);
 		}
+#line 1556 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 12:
-/* Line 1787 of yacc.c  */
-#line 180 "dtc-parser.y"
+#line 171 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.proplist) = NULL;
+			struct node *target = get_node_by_ref((yyvsp[-3].node), (yyvsp[-1].labelref));
+
+			if (target)
+				delete_node(target);
+			else
+				ERROR(&(yylsp[-1]), "Label or path %s not found", (yyvsp[-1].labelref));
+
+
+			(yyval.node) = (yyvsp[-3].node);
 		}
+#line 1572 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 13:
-/* Line 1787 of yacc.c  */
-#line 184 "dtc-parser.y"
+#line 186 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.proplist) = chain_property((yyvsp[(2) - (2)].prop), (yyvsp[(1) - (2)].proplist));
+			(yyval.node) = build_node((yyvsp[-3].proplist), (yyvsp[-2].nodelist));
 		}
+#line 1580 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 14:
-/* Line 1787 of yacc.c  */
-#line 191 "dtc-parser.y"
+#line 193 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.prop) = build_property((yyvsp[(1) - (4)].propnodename), (yyvsp[(3) - (4)].data));
+			(yyval.proplist) = NULL;
 		}
+#line 1588 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 15:
-/* Line 1787 of yacc.c  */
-#line 195 "dtc-parser.y"
+#line 197 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.prop) = build_property((yyvsp[(1) - (2)].propnodename), empty_data);
+			(yyval.proplist) = chain_property((yyvsp[0].prop), (yyvsp[-1].proplist));
 		}
+#line 1596 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 16:
-/* Line 1787 of yacc.c  */
-#line 199 "dtc-parser.y"
+#line 204 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.prop) = build_property_delete((yyvsp[(2) - (3)].propnodename));
+			(yyval.prop) = build_property((yyvsp[-3].propnodename), (yyvsp[-1].data));
 		}
+#line 1604 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 17:
-/* Line 1787 of yacc.c  */
-#line 203 "dtc-parser.y"
+#line 208 "dtc-parser.y" /* yacc.c:1646  */
     {
-			add_label(&(yyvsp[(2) - (2)].prop)->labels, (yyvsp[(1) - (2)].labelref));
-			(yyval.prop) = (yyvsp[(2) - (2)].prop);
+			(yyval.prop) = build_property((yyvsp[-1].propnodename), empty_data);
 		}
+#line 1612 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 18:
-/* Line 1787 of yacc.c  */
-#line 211 "dtc-parser.y"
+#line 212 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_merge((yyvsp[(1) - (2)].data), (yyvsp[(2) - (2)].data));
+			(yyval.prop) = build_property_delete((yyvsp[-1].propnodename));
 		}
+#line 1620 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 19:
-/* Line 1787 of yacc.c  */
-#line 215 "dtc-parser.y"
+#line 216 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_merge((yyvsp[(1) - (3)].data), (yyvsp[(2) - (3)].array).data);
+			add_label(&(yyvsp[0].prop)->labels, (yyvsp[-1].labelref));
+			(yyval.prop) = (yyvsp[0].prop);
 		}
+#line 1629 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 20:
-/* Line 1787 of yacc.c  */
-#line 219 "dtc-parser.y"
+#line 224 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_merge((yyvsp[(1) - (4)].data), (yyvsp[(3) - (4)].data));
+			(yyval.data) = data_merge((yyvsp[-1].data), (yyvsp[0].data));
 		}
+#line 1637 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 21:
-/* Line 1787 of yacc.c  */
-#line 223 "dtc-parser.y"
+#line 228 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_add_marker((yyvsp[(1) - (2)].data), REF_PATH, (yyvsp[(2) - (2)].labelref));
+			(yyval.data) = data_merge((yyvsp[-2].data), (yyvsp[-1].array).data);
 		}
+#line 1645 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 22:
-/* Line 1787 of yacc.c  */
-#line 227 "dtc-parser.y"
+#line 232 "dtc-parser.y" /* yacc.c:1646  */
     {
-			FILE *f = srcfile_relative_open((yyvsp[(4) - (9)].data).val, NULL);
+			(yyval.data) = data_merge((yyvsp[-3].data), (yyvsp[-1].data));
+		}
+#line 1653 "dtc-parser.tab.c" /* yacc.c:1646  */
+    break;
+
+  case 23:
+#line 236 "dtc-parser.y" /* yacc.c:1646  */
+    {
+			(yyval.data) = data_add_marker((yyvsp[-1].data), REF_PATH, (yyvsp[0].labelref));
+		}
+#line 1661 "dtc-parser.tab.c" /* yacc.c:1646  */
+    break;
+
+  case 24:
+#line 240 "dtc-parser.y" /* yacc.c:1646  */
+    {
+			FILE *f = srcfile_relative_open((yyvsp[-5].data).val, NULL);
 			struct data d;
 
-			if ((yyvsp[(6) - (9)].integer) != 0)
-				if (fseek(f, (yyvsp[(6) - (9)].integer), SEEK_SET) != 0)
-					print_error("Couldn't seek to offset %llu in \"%s\": %s",
-						     (unsigned long long)(yyvsp[(6) - (9)].integer),
-						     (yyvsp[(4) - (9)].data).val,
-						     strerror(errno));
+			if ((yyvsp[-3].integer) != 0)
+				if (fseek(f, (yyvsp[-3].integer), SEEK_SET) != 0)
+					die("Couldn't seek to offset %llu in \"%s\": %s",
+					    (unsigned long long)(yyvsp[-3].integer), (yyvsp[-5].data).val,
+					    strerror(errno));
 
-			d = data_copy_file(f, (yyvsp[(8) - (9)].integer));
+			d = data_copy_file(f, (yyvsp[-1].integer));
 
-			(yyval.data) = data_merge((yyvsp[(1) - (9)].data), d);
+			(yyval.data) = data_merge((yyvsp[-8].data), d);
 			fclose(f);
 		}
+#line 1681 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 23:
-/* Line 1787 of yacc.c  */
-#line 244 "dtc-parser.y"
+  case 25:
+#line 256 "dtc-parser.y" /* yacc.c:1646  */
     {
-			FILE *f = srcfile_relative_open((yyvsp[(4) - (5)].data).val, NULL);
+			FILE *f = srcfile_relative_open((yyvsp[-1].data).val, NULL);
 			struct data d = empty_data;
 
 			d = data_copy_file(f, -1);
 
-			(yyval.data) = data_merge((yyvsp[(1) - (5)].data), d);
+			(yyval.data) = data_merge((yyvsp[-4].data), d);
 			fclose(f);
 		}
+#line 1695 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 24:
-/* Line 1787 of yacc.c  */
-#line 254 "dtc-parser.y"
+  case 26:
+#line 266 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_add_marker((yyvsp[(1) - (2)].data), LABEL, (yyvsp[(2) - (2)].labelref));
+			(yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref));
 		}
+#line 1703 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 25:
-/* Line 1787 of yacc.c  */
-#line 261 "dtc-parser.y"
+  case 27:
+#line 273 "dtc-parser.y" /* yacc.c:1646  */
     {
 			(yyval.data) = empty_data;
 		}
+#line 1711 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 26:
-/* Line 1787 of yacc.c  */
-#line 265 "dtc-parser.y"
+  case 28:
+#line 277 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = (yyvsp[(1) - (2)].data);
+			(yyval.data) = (yyvsp[-1].data);
 		}
+#line 1719 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 27:
-/* Line 1787 of yacc.c  */
-#line 269 "dtc-parser.y"
+  case 29:
+#line 281 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_add_marker((yyvsp[(1) - (2)].data), LABEL, (yyvsp[(2) - (2)].labelref));
+			(yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref));
 		}
+#line 1727 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 28:
-/* Line 1787 of yacc.c  */
-#line 276 "dtc-parser.y"
+  case 30:
+#line 288 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.array).data = empty_data;
-			(yyval.array).bits = eval_literal((yyvsp[(2) - (3)].literal), 0, 7);
+			unsigned long long bits;
 
-			if (((yyval.array).bits !=  8) &&
-			    ((yyval.array).bits != 16) &&
-			    ((yyval.array).bits != 32) &&
-			    ((yyval.array).bits != 64))
-			{
-				print_error("Only 8, 16, 32 and 64-bit elements"
-					    " are currently supported");
-				(yyval.array).bits = 32;
+			bits = (yyvsp[-1].integer);
+
+			if ((bits !=  8) && (bits != 16) &&
+			    (bits != 32) && (bits != 64)) {
+				ERROR(&(yylsp[-1]), "Array elements must be"
+				      " 8, 16, 32 or 64-bits");
+				bits = 32;
 			}
+
+			(yyval.array).data = empty_data;
+			(yyval.array).bits = bits;
 		}
+#line 1747 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 29:
-/* Line 1787 of yacc.c  */
-#line 291 "dtc-parser.y"
+  case 31:
+#line 304 "dtc-parser.y" /* yacc.c:1646  */
     {
 			(yyval.array).data = empty_data;
 			(yyval.array).bits = 32;
 		}
+#line 1756 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 30:
-/* Line 1787 of yacc.c  */
-#line 296 "dtc-parser.y"
+  case 32:
+#line 309 "dtc-parser.y" /* yacc.c:1646  */
     {
-			if ((yyvsp[(1) - (2)].array).bits < 64) {
-				uint64_t mask = (1ULL << (yyvsp[(1) - (2)].array).bits) - 1;
+			if ((yyvsp[-1].array).bits < 64) {
+				uint64_t mask = (1ULL << (yyvsp[-1].array).bits) - 1;
 				/*
 				 * Bits above mask must either be all zero
 				 * (positive within range of mask) or all one
@@ -1801,275 +1768,258 @@ yyreduce:
 				 * within the mask to one (i.e. | in the
 				 * mask), all bits are one.
 				 */
-				if (((yyvsp[(2) - (2)].integer) > mask) && (((yyvsp[(2) - (2)].integer) | mask) != -1ULL))
-					print_error(
-						"integer value out of range "
-						"%016lx (%d bits)", (yyvsp[(1) - (2)].array).bits);
+				if (((yyvsp[0].integer) > mask) && (((yyvsp[0].integer) | mask) != -1ULL))
+					ERROR(&(yylsp[0]), "Value out of range for"
+					      " %d-bit array element", (yyvsp[-1].array).bits);
 			}
 
-			(yyval.array).data = data_append_integer((yyvsp[(1) - (2)].array).data, (yyvsp[(2) - (2)].integer), (yyvsp[(1) - (2)].array).bits);
+			(yyval.array).data = data_append_integer((yyvsp[-1].array).data, (yyvsp[0].integer), (yyvsp[-1].array).bits);
 		}
+#line 1779 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 31:
-/* Line 1787 of yacc.c  */
-#line 316 "dtc-parser.y"
+  case 33:
+#line 328 "dtc-parser.y" /* yacc.c:1646  */
     {
-			uint64_t val = ~0ULL >> (64 - (yyvsp[(1) - (2)].array).bits);
+			uint64_t val = ~0ULL >> (64 - (yyvsp[-1].array).bits);
 
-			if ((yyvsp[(1) - (2)].array).bits == 32)
-				(yyvsp[(1) - (2)].array).data = data_add_marker((yyvsp[(1) - (2)].array).data,
+			if ((yyvsp[-1].array).bits == 32)
+				(yyvsp[-1].array).data = data_add_marker((yyvsp[-1].array).data,
 							  REF_PHANDLE,
-							  (yyvsp[(2) - (2)].labelref));
+							  (yyvsp[0].labelref));
 			else
-				print_error("References are only allowed in "
+				ERROR(&(yylsp[0]), "References are only allowed in "
 					    "arrays with 32-bit elements.");
 
-			(yyval.array).data = data_append_integer((yyvsp[(1) - (2)].array).data, val, (yyvsp[(1) - (2)].array).bits);
-		}
-    break;
-
-  case 32:
-/* Line 1787 of yacc.c  */
-#line 330 "dtc-parser.y"
-    {
-			(yyval.array).data = data_add_marker((yyvsp[(1) - (2)].array).data, LABEL, (yyvsp[(2) - (2)].labelref));
-		}
-    break;
-
-  case 33:
-/* Line 1787 of yacc.c  */
-#line 337 "dtc-parser.y"
-    {
-			(yyval.integer) = eval_literal((yyvsp[(1) - (1)].literal), 0, 64);
+			(yyval.array).data = data_append_integer((yyvsp[-1].array).data, val, (yyvsp[-1].array).bits);
 		}
+#line 1797 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 34:
-/* Line 1787 of yacc.c  */
-#line 341 "dtc-parser.y"
+#line 342 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.integer) = eval_char_literal((yyvsp[(1) - (1)].literal));
+			(yyval.array).data = data_add_marker((yyvsp[-1].array).data, LABEL, (yyvsp[0].labelref));
 		}
+#line 1805 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 35:
-/* Line 1787 of yacc.c  */
-#line 345 "dtc-parser.y"
+  case 37:
+#line 351 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.integer) = (yyvsp[(2) - (3)].integer);
+			(yyval.integer) = (yyvsp[-1].integer);
 		}
-    break;
-
-  case 38:
-/* Line 1787 of yacc.c  */
-#line 356 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (5)].integer) ? (yyvsp[(3) - (5)].integer) : (yyvsp[(5) - (5)].integer); }
+#line 1813 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 40:
-/* Line 1787 of yacc.c  */
-#line 361 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) || (yyvsp[(3) - (3)].integer); }
+#line 362 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-4].integer) ? (yyvsp[-2].integer) : (yyvsp[0].integer); }
+#line 1819 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 42:
-/* Line 1787 of yacc.c  */
-#line 366 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) && (yyvsp[(3) - (3)].integer); }
+#line 367 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) || (yyvsp[0].integer); }
+#line 1825 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 44:
-/* Line 1787 of yacc.c  */
-#line 371 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) | (yyvsp[(3) - (3)].integer); }
+#line 372 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) && (yyvsp[0].integer); }
+#line 1831 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 46:
-/* Line 1787 of yacc.c  */
-#line 376 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) ^ (yyvsp[(3) - (3)].integer); }
+#line 377 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) | (yyvsp[0].integer); }
+#line 1837 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 48:
-/* Line 1787 of yacc.c  */
-#line 381 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) & (yyvsp[(3) - (3)].integer); }
+#line 382 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) ^ (yyvsp[0].integer); }
+#line 1843 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 50:
-/* Line 1787 of yacc.c  */
-#line 386 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) == (yyvsp[(3) - (3)].integer); }
+#line 387 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) & (yyvsp[0].integer); }
+#line 1849 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 51:
-/* Line 1787 of yacc.c  */
-#line 387 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) != (yyvsp[(3) - (3)].integer); }
+  case 52:
+#line 392 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) == (yyvsp[0].integer); }
+#line 1855 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 53:
-/* Line 1787 of yacc.c  */
-#line 392 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) < (yyvsp[(3) - (3)].integer); }
-    break;
-
-  case 54:
-/* Line 1787 of yacc.c  */
-#line 393 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) > (yyvsp[(3) - (3)].integer); }
+#line 393 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) != (yyvsp[0].integer); }
+#line 1861 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 55:
-/* Line 1787 of yacc.c  */
-#line 394 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) <= (yyvsp[(3) - (3)].integer); }
+#line 398 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) < (yyvsp[0].integer); }
+#line 1867 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 56:
-/* Line 1787 of yacc.c  */
-#line 395 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) >= (yyvsp[(3) - (3)].integer); }
+#line 399 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) > (yyvsp[0].integer); }
+#line 1873 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 57:
-/* Line 1787 of yacc.c  */
-#line 399 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) << (yyvsp[(3) - (3)].integer); }
+#line 400 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) <= (yyvsp[0].integer); }
+#line 1879 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 58:
-/* Line 1787 of yacc.c  */
-#line 400 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) >> (yyvsp[(3) - (3)].integer); }
+#line 401 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) >= (yyvsp[0].integer); }
+#line 1885 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 60:
-/* Line 1787 of yacc.c  */
-#line 405 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) + (yyvsp[(3) - (3)].integer); }
+  case 59:
+#line 405 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) << (yyvsp[0].integer); }
+#line 1891 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 61:
-/* Line 1787 of yacc.c  */
-#line 406 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) - (yyvsp[(3) - (3)].integer); }
+  case 60:
+#line 406 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) >> (yyvsp[0].integer); }
+#line 1897 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 63:
-/* Line 1787 of yacc.c  */
-#line 411 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) * (yyvsp[(3) - (3)].integer); }
+  case 62:
+#line 411 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) + (yyvsp[0].integer); }
+#line 1903 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 64:
-/* Line 1787 of yacc.c  */
-#line 412 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) / (yyvsp[(3) - (3)].integer); }
+  case 63:
+#line 412 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) - (yyvsp[0].integer); }
+#line 1909 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 65:
-/* Line 1787 of yacc.c  */
-#line 413 "dtc-parser.y"
-    { (yyval.integer) = (yyvsp[(1) - (3)].integer) % (yyvsp[(3) - (3)].integer); }
+#line 417 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) * (yyvsp[0].integer); }
+#line 1915 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 68:
-/* Line 1787 of yacc.c  */
-#line 419 "dtc-parser.y"
-    { (yyval.integer) = -(yyvsp[(2) - (2)].integer); }
+  case 66:
+#line 418 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) / (yyvsp[0].integer); }
+#line 1921 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
-  case 69:
-/* Line 1787 of yacc.c  */
-#line 420 "dtc-parser.y"
-    { (yyval.integer) = ~(yyvsp[(2) - (2)].integer); }
+  case 67:
+#line 419 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = (yyvsp[-2].integer) % (yyvsp[0].integer); }
+#line 1927 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 70:
-/* Line 1787 of yacc.c  */
-#line 421 "dtc-parser.y"
-    { (yyval.integer) = !(yyvsp[(2) - (2)].integer); }
+#line 425 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = -(yyvsp[0].integer); }
+#line 1933 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 71:
-/* Line 1787 of yacc.c  */
-#line 426 "dtc-parser.y"
-    {
-			(yyval.data) = empty_data;
-		}
+#line 426 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = ~(yyvsp[0].integer); }
+#line 1939 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 72:
-/* Line 1787 of yacc.c  */
-#line 430 "dtc-parser.y"
-    {
-			(yyval.data) = data_append_byte((yyvsp[(1) - (2)].data), (yyvsp[(2) - (2)].byte));
-		}
+#line 427 "dtc-parser.y" /* yacc.c:1646  */
+    { (yyval.integer) = !(yyvsp[0].integer); }
+#line 1945 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 73:
-/* Line 1787 of yacc.c  */
-#line 434 "dtc-parser.y"
+#line 432 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.data) = data_add_marker((yyvsp[(1) - (2)].data), LABEL, (yyvsp[(2) - (2)].labelref));
+			(yyval.data) = empty_data;
 		}
+#line 1953 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 74:
-/* Line 1787 of yacc.c  */
-#line 441 "dtc-parser.y"
+#line 436 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.nodelist) = NULL;
+			(yyval.data) = data_append_byte((yyvsp[-1].data), (yyvsp[0].byte));
 		}
+#line 1961 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 75:
-/* Line 1787 of yacc.c  */
-#line 445 "dtc-parser.y"
+#line 440 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.nodelist) = chain_node((yyvsp[(1) - (2)].node), (yyvsp[(2) - (2)].nodelist));
+			(yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref));
 		}
+#line 1969 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 76:
-/* Line 1787 of yacc.c  */
-#line 449 "dtc-parser.y"
+#line 447 "dtc-parser.y" /* yacc.c:1646  */
     {
-			print_error("syntax error: properties must precede subnodes");
-			YYERROR;
+			(yyval.nodelist) = NULL;
 		}
+#line 1977 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 77:
-/* Line 1787 of yacc.c  */
-#line 457 "dtc-parser.y"
+#line 451 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.node) = name_node((yyvsp[(2) - (2)].node), (yyvsp[(1) - (2)].propnodename));
+			(yyval.nodelist) = chain_node((yyvsp[-1].node), (yyvsp[0].nodelist));
 		}
+#line 1985 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 78:
-/* Line 1787 of yacc.c  */
-#line 461 "dtc-parser.y"
+#line 455 "dtc-parser.y" /* yacc.c:1646  */
     {
-			(yyval.node) = name_node(build_node_delete(), (yyvsp[(2) - (3)].propnodename));
+			ERROR(&(yylsp[0]), "Properties must precede subnodes");
+			YYERROR;
 		}
+#line 1994 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
   case 79:
-/* Line 1787 of yacc.c  */
-#line 465 "dtc-parser.y"
+#line 463 "dtc-parser.y" /* yacc.c:1646  */
     {
-			add_label(&(yyvsp[(2) - (2)].node)->labels, (yyvsp[(1) - (2)].labelref));
-			(yyval.node) = (yyvsp[(2) - (2)].node);
+			(yyval.node) = name_node((yyvsp[0].node), (yyvsp[-1].propnodename));
 		}
+#line 2002 "dtc-parser.tab.c" /* yacc.c:1646  */
     break;
 
+  case 80:
+#line 467 "dtc-parser.y" /* yacc.c:1646  */
+    {
+			(yyval.node) = name_node(build_node_delete(), (yyvsp[-1].propnodename));
+		}
+#line 2010 "dtc-parser.tab.c" /* yacc.c:1646  */
+    break;
+
+  case 81:
+#line 471 "dtc-parser.y" /* yacc.c:1646  */
+    {
+			add_label(&(yyvsp[0].node)->labels, (yyvsp[-1].labelref));
+			(yyval.node) = (yyvsp[0].node);
+		}
+#line 2019 "dtc-parser.tab.c" /* yacc.c:1646  */
+    break;
 
-/* Line 1787 of yacc.c  */
-#line 2073 "dtc-parser.tab.c"
+
+#line 2023 "dtc-parser.tab.c" /* yacc.c:1646  */
       default: break;
     }
   /* User semantic actions sometimes alter yychar, and that requires
@@ -2090,8 +2040,9 @@ yyreduce:
   YY_STACK_PRINT (yyss, yyssp);
 
   *++yyvsp = yyval;
+  *++yylsp = yyloc;
 
-  /* Now `shift' the result of the reduction.  Determine what state
+  /* Now 'shift' the result of the reduction.  Determine what state
      that goes to, based on the state we popped back to and the rule
      number reduced by.  */
 
@@ -2106,9 +2057,9 @@ yyreduce:
   goto yynewstate;
 
 
-/*------------------------------------.
-| yyerrlab -- here on detecting error |
-`------------------------------------*/
+/*--------------------------------------.
+| yyerrlab -- here on detecting error.  |
+`--------------------------------------*/
 yyerrlab:
   /* Make sure we have latest lookahead translation.  See comments at
      user semantic actions for why this is necessary.  */
@@ -2154,25 +2105,25 @@ yyerrlab:
 #endif
     }
 
-
+  yyerror_range[1] = yylloc;
 
   if (yyerrstatus == 3)
     {
       /* If just tried and failed to reuse lookahead token after an
-	 error, discard it.  */
+         error, discard it.  */
 
       if (yychar <= YYEOF)
-	{
-	  /* Return failure if at end of input.  */
-	  if (yychar == YYEOF)
-	    YYABORT;
-	}
+        {
+          /* Return failure if at end of input.  */
+          if (yychar == YYEOF)
+            YYABORT;
+        }
       else
-	{
-	  yydestruct ("Error: discarding",
-		      yytoken, &yylval);
-	  yychar = YYEMPTY;
-	}
+        {
+          yydestruct ("Error: discarding",
+                      yytoken, &yylval, &yylloc);
+          yychar = YYEMPTY;
+        }
     }
 
   /* Else will try to reuse lookahead token after shifting the error
@@ -2191,7 +2142,8 @@ yyerrorlab:
   if (/*CONSTCOND*/ 0)
      goto yyerrorlab;
 
-  /* Do not reclaim the symbols of the rule which action triggered
+  yyerror_range[1] = yylsp[1-yylen];
+  /* Do not reclaim the symbols of the rule whose action triggered
      this YYERROR.  */
   YYPOPSTACK (yylen);
   yylen = 0;
@@ -2204,29 +2156,29 @@ yyerrorlab:
 | yyerrlab1 -- common code for both syntax error and YYERROR.  |
 `-------------------------------------------------------------*/
 yyerrlab1:
-  yyerrstatus = 3;	/* Each real token shifted decrements this.  */
+  yyerrstatus = 3;      /* Each real token shifted decrements this.  */
 
   for (;;)
     {
       yyn = yypact[yystate];
       if (!yypact_value_is_default (yyn))
-	{
-	  yyn += YYTERROR;
-	  if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
-	    {
-	      yyn = yytable[yyn];
-	      if (0 < yyn)
-		break;
-	    }
-	}
+        {
+          yyn += YYTERROR;
+          if (0 <= yyn && yyn <= YYLAST && yycheck[yyn] == YYTERROR)
+            {
+              yyn = yytable[yyn];
+              if (0 < yyn)
+                break;
+            }
+        }
 
       /* Pop the current state because it cannot handle the error token.  */
       if (yyssp == yyss)
-	YYABORT;
-
+        YYABORT;
 
+      yyerror_range[1] = *yylsp;
       yydestruct ("Error: popping",
-		  yystos[yystate], yyvsp);
+                  yystos[yystate], yyvsp, yylsp);
       YYPOPSTACK (1);
       yystate = *yyssp;
       YY_STACK_PRINT (yyss, yyssp);
@@ -2236,6 +2188,11 @@ yyerrlab1:
   *++yyvsp = yylval;
   YY_IGNORE_MAYBE_UNINITIALIZED_END
 
+  yyerror_range[2] = yylloc;
+  /* Using YYLLOC is tempting, but would change the location of
+     the lookahead.  YYLOC is available though.  */
+  YYLLOC_DEFAULT (yyloc, yyerror_range, 2);
+  *++yylsp = yyloc;
 
   /* Shift the error token.  */
   YY_SYMBOL_PRINT ("Shifting", yystos[yyn], yyvsp, yylsp);
@@ -2275,16 +2232,16 @@ yyreturn:
          user semantic actions for why this is necessary.  */
       yytoken = YYTRANSLATE (yychar);
       yydestruct ("Cleanup: discarding lookahead",
-                  yytoken, &yylval);
+                  yytoken, &yylval, &yylloc);
     }
-  /* Do not reclaim the symbols of the rule which action triggered
+  /* Do not reclaim the symbols of the rule whose action triggered
      this YYABORT or YYACCEPT.  */
   YYPOPSTACK (yylen);
   YY_STACK_PRINT (yyss, yyssp);
   while (yyssp != yyss)
     {
       yydestruct ("Cleanup: popping",
-		  yystos[*yyssp], yyvsp);
+                  yystos[*yyssp], yyvsp, yylsp);
       YYPOPSTACK (1);
     }
 #ifndef yyoverflow
@@ -2295,72 +2252,12 @@ yyreturn:
   if (yymsg != yymsgbuf)
     YYSTACK_FREE (yymsg);
 #endif
-  /* Make sure YYID is used.  */
-  return YYID (yyresult);
+  return yyresult;
 }
+#line 477 "dtc-parser.y" /* yacc.c:1906  */
 
 
-/* Line 2050 of yacc.c  */
-#line 471 "dtc-parser.y"
-
-
-void print_error(char const *fmt, ...)
+void yyerror(char const *s)
 {
-	va_list va;
-
-	va_start(va, fmt);
-	srcpos_verror(&yylloc, fmt, va);
-	va_end(va);
-
-	treesource_error = 1;
-}
-
-void yyerror(char const *s) {
-	print_error("%s", s);
-}
-
-static unsigned long long eval_literal(const char *s, int base, int bits)
-{
-	unsigned long long val;
-	char *e;
-
-	errno = 0;
-	val = strtoull(s, &e, base);
-	if (*e) {
-		size_t uls = strspn(e, "UL");
-		if (e[uls])
-			print_error("bad characters in literal");
-	}
-	if ((errno == ERANGE)
-		 || ((bits < 64) && (val >= (1ULL << bits))))
-		print_error("literal out of range");
-	else if (errno != 0)
-		print_error("bad literal");
-	return val;
-}
-
-static unsigned char eval_char_literal(const char *s)
-{
-	int i = 1;
-	char c = s[0];
-
-	if (c == '\0')
-	{
-		print_error("empty character literal");
-		return 0;
-	}
-
-	/*
-	 * If the first character in the character literal is a \ then process
-	 * the remaining characters as an escape encoding. If the first
-	 * character is neither an escape or a terminator it should be the only
-	 * character in the literal and will be returned.
-	 */
-	if (c == '\\')
-		c = get_escape_char(s, &i);
-
-	if (s[i] != '\0')
-		print_error("malformed character literal");
-
-	return c;
+	ERROR(&yylloc, "%s", s);
 }
--- a/scripts/dtc/dtc-parser.tab.h_shipped
+++ b/scripts/dtc/dtc-parser.tab.h_shipped
@@ -1,19 +1,19 @@
-/* A Bison parser, made by GNU Bison 2.7.12-4996.  */
+/* A Bison parser, made by GNU Bison 3.0.2.  */
 
 /* Bison interface for Yacc-like parsers in C
-   
-      Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc.
-   
+
+   Copyright (C) 1984, 1989-1990, 2000-2013 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
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
-   
+
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-   
+
    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
@@ -26,13 +26,13 @@
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.
-   
+
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
 #ifndef YY_YY_DTC_PARSER_TAB_H_INCLUDED
 # define YY_YY_DTC_PARSER_TAB_H_INCLUDED
-/* Enabling traces.  */
+/* Debug traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 0
 #endif
@@ -40,48 +40,45 @@
 extern int yydebug;
 #endif
 
-/* Tokens.  */
+/* Token type.  */
 #ifndef YYTOKENTYPE
 # define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   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_BASE = 274,
-     DT_BYTE = 275,
-     DT_STRING = 276,
-     DT_LABEL = 277,
-     DT_REF = 278,
-     DT_INCBIN = 279
-   };
+  enum yytokentype
+  {
+    DT_V1 = 258,
+    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
+typedef union YYSTYPE YYSTYPE;
+union YYSTYPE
 {
-/* Line 2053 of yacc.c  */
-#line 40 "dtc-parser.y"
+#line 39 "dtc-parser.y" /* yacc.c:1909  */
 
 	char *propnodename;
-	char *literal;
 	char *labelref;
-	unsigned int cbase;
 	uint8_t byte;
 	struct data data;
 
@@ -96,30 +93,31 @@ typedef union YYSTYPE
 	struct node *nodelist;
 	struct reserve_info *re;
 	uint64_t integer;
+	int is_plugin;
 
-
-/* Line 2053 of yacc.c  */
-#line 103 "dtc-parser.tab.h"
-} YYSTYPE;
+#line 99 "dtc-parser.tab.h" /* yacc.c:1909  */
+};
 # define YYSTYPE_IS_TRIVIAL 1
-# define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
 #endif
 
-extern YYSTYPE yylval;
-
-#ifdef YYPARSE_PARAM
-#if defined __STDC__ || defined __cplusplus
-int yyparse (void *YYPARSE_PARAM);
-#else
-int yyparse ();
+/* Location type.  */
+#if ! defined YYLTYPE && ! defined YYLTYPE_IS_DECLARED
+typedef struct YYLTYPE YYLTYPE;
+struct YYLTYPE
+{
+  int first_line;
+  int first_column;
+  int last_line;
+  int last_column;
+};
+# define YYLTYPE_IS_DECLARED 1
+# define YYLTYPE_IS_TRIVIAL 1
 #endif
-#else /* ! YYPARSE_PARAM */
-#if defined __STDC__ || defined __cplusplus
+
+
+extern YYSTYPE yylval;
+extern YYLTYPE yylloc;
 int yyparse (void);
-#else
-int yyparse ();
-#endif
-#endif /* ! YYPARSE_PARAM */
 
 #endif /* !YY_YY_DTC_PARSER_TAB_H_INCLUDED  */
--- a/scripts/dtc/dtc-parser.y
+++ b/scripts/dtc/dtc-parser.y
@@ -17,31 +17,28 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  *                                                                   USA
  */
-
 %{
 #include <stdio.h>
+#include <inttypes.h>
 
 #include "dtc.h"
 #include "srcpos.h"
 
-YYLTYPE yylloc;
-
 extern int yylex(void);
-extern void print_error(char const *fmt, ...);
 extern void yyerror(char const *s);
+#define ERROR(loc, ...) \
+	do { \
+		srcpos_error((loc), "Error", __VA_ARGS__); \
+		treesource_error = true; \
+	} while (0)
 
 extern struct boot_info *the_boot_info;
-extern int treesource_error;
-
-static unsigned long long eval_literal(const char *s, int base, int bits);
-static unsigned char eval_char_literal(const char *s);
+extern bool treesource_error;
 %}
 
 %union {
 	char *propnodename;
-	char *literal;
 	char *labelref;
-	unsigned int cbase;
 	uint8_t byte;
 	struct data data;
 
@@ -56,18 +53,19 @@ static unsigned char eval_char_literal(c
 	struct node *nodelist;
 	struct reserve_info *re;
 	uint64_t integer;
+	int is_plugin;
 }
 
 %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
 %token DT_DEL_PROP
 %token DT_DEL_NODE
 %token <propnodename> DT_PROPNODENAME
-%token <literal> DT_LITERAL
-%token <literal> DT_CHAR_LITERAL
-%token <cbase> DT_BASE
+%token <integer> DT_LITERAL
+%token <integer> DT_CHAR_LITERAL
 %token <byte> DT_BYTE
 %token <data> DT_STRING
 %token <labelref> DT_LABEL
@@ -76,6 +74,7 @@ static unsigned char eval_char_literal(c
 
 %type <data> propdata
 %type <data> propdataprefix
+%type <is_plugin> plugindecl
 %type <re> memreserve
 %type <re> memreserves
 %type <array> arrayprefix
@@ -106,10 +105,23 @@ static unsigned char eval_char_literal(c
 %%
 
 sourcefile:
-	  DT_V1 ';' memreserves devicetree
+	  DT_V1 ';' plugindecl memreserves devicetree
+		{
+			$5->is_plugin = $3;
+			$5->is_root = 1;
+			the_boot_info = build_boot_info($4, $5,
+							guess_boot_cpuid($5));
+		}
+	;
+
+plugindecl:
+	/* empty */
+		{
+			$$ = 0;
+		}
+	| DT_PLUGIN ';'
 		{
-			the_boot_info = build_boot_info($3, $4,
-							guess_boot_cpuid($4));
+			$$ = 1;
 		}
 	;
 
@@ -152,17 +164,18 @@ devicetree:
 			if (target)
 				merge_nodes(target, $3);
 			else
-				print_error("label or path, '%s', not found", $2);
+				ERROR(&@2, "Label or path %s not found", $2);
 			$$ = $1;
 		}
 	| devicetree DT_DEL_NODE DT_REF ';'
 		{
 			struct node *target = get_node_by_ref($1, $3);
 
-			if (!target)
-				print_error("label or path, '%s', not found", $3);
-			else
+			if (target)
 				delete_node(target);
+			else
+				ERROR(&@3, "Label or path %s not found", $3);
+
 
 			$$ = $1;
 		}
@@ -230,10 +243,9 @@ propdata:
 
 			if ($6 != 0)
 				if (fseek(f, $6, SEEK_SET) != 0)
-					print_error("Couldn't seek to offset %llu in \"%s\": %s",
-						     (unsigned long long)$6,
-						     $4.val,
-						     strerror(errno));
+					die("Couldn't seek to offset %llu in \"%s\": %s",
+					    (unsigned long long)$6, $4.val,
+					    strerror(errno));
 
 			d = data_copy_file(f, $8);
 
@@ -274,18 +286,19 @@ propdataprefix:
 arrayprefix:
 	DT_BITS DT_LITERAL '<'
 		{
-			$$.data = empty_data;
-			$$.bits = eval_literal($2, 0, 7);
+			unsigned long long bits;
 
-			if (($$.bits !=  8) &&
-			    ($$.bits != 16) &&
-			    ($$.bits != 32) &&
-			    ($$.bits != 64))
-			{
-				print_error("Only 8, 16, 32 and 64-bit elements"
-					    " are currently supported");
-				$$.bits = 32;
+			bits = $2;
+
+			if ((bits !=  8) && (bits != 16) &&
+			    (bits != 32) && (bits != 64)) {
+				ERROR(&@2, "Array elements must be"
+				      " 8, 16, 32 or 64-bits");
+				bits = 32;
 			}
+
+			$$.data = empty_data;
+			$$.bits = bits;
 		}
 	| '<'
 		{
@@ -305,9 +318,8 @@ arrayprefix:
 				 * mask), all bits are one.
 				 */
 				if (($2 > mask) && (($2 | mask) != -1ULL))
-					print_error(
-						"integer value out of range "
-						"%016lx (%d bits)", $1.bits);
+					ERROR(&@2, "Value out of range for"
+					      " %d-bit array element", $1.bits);
 			}
 
 			$$.data = data_append_integer($1.data, $2, $1.bits);
@@ -321,7 +333,7 @@ arrayprefix:
 							  REF_PHANDLE,
 							  $2);
 			else
-				print_error("References are only allowed in "
+				ERROR(&@2, "References are only allowed in "
 					    "arrays with 32-bit elements.");
 
 			$$.data = data_append_integer($1.data, val, $1.bits);
@@ -334,13 +346,7 @@ arrayprefix:
 
 integer_prim:
 	  DT_LITERAL
-		{
-			$$ = eval_literal($1, 0, 64);
-		}
 	| DT_CHAR_LITERAL
-		{
-			$$ = eval_char_literal($1);
-		}
 	| '(' integer_expr ')'
 		{
 			$$ = $2;
@@ -447,7 +453,7 @@ subnodes:
 		}
 	| subnode propdef
 		{
-			print_error("syntax error: properties must precede subnodes");
+			ERROR(&@2, "Properties must precede subnodes");
 			YYERROR;
 		}
 	;
@@ -470,63 +476,7 @@ subnode:
 
 %%
 
-void print_error(char const *fmt, ...)
+void yyerror(char const *s)
 {
-	va_list va;
-
-	va_start(va, fmt);
-	srcpos_verror(&yylloc, fmt, va);
-	va_end(va);
-
-	treesource_error = 1;
-}
-
-void yyerror(char const *s) {
-	print_error("%s", s);
-}
-
-static unsigned long long eval_literal(const char *s, int base, int bits)
-{
-	unsigned long long val;
-	char *e;
-
-	errno = 0;
-	val = strtoull(s, &e, base);
-	if (*e) {
-		size_t uls = strspn(e, "UL");
-		if (e[uls])
-			print_error("bad characters in literal");
-	}
-	if ((errno == ERANGE)
-		 || ((bits < 64) && (val >= (1ULL << bits))))
-		print_error("literal out of range");
-	else if (errno != 0)
-		print_error("bad literal");
-	return val;
-}
-
-static unsigned char eval_char_literal(const char *s)
-{
-	int i = 1;
-	char c = s[0];
-
-	if (c == '\0')
-	{
-		print_error("empty character literal");
-		return 0;
-	}
-
-	/*
-	 * If the first character in the character literal is a \ then process
-	 * the remaining characters as an escape encoding. If the first
-	 * character is neither an escape or a terminator it should be the only
-	 * character in the literal and will be returned.
-	 */
-	if (c == '\\')
-		c = get_escape_char(s, &i);
-
-	if (s[i] != '\0')
-		print_error("malformed character literal");
-
-	return c;
+	ERROR(&yylloc, "%s", s);
 }
--- a/scripts/dtc/dtc.c
+++ b/scripts/dtc/dtc.c
@@ -29,6 +29,7 @@ int reservenum;		/* Number of memory res
 int minsize;		/* Minimum blob size */
 int padsize;		/* Additional padding to blob */
 int phandle_format = PHANDLE_BOTH;	/* Use linux,phandle or phandle properties */
+int symbol_fixup_support = 0;
 
 static void fill_fullpaths(struct node *tree, const char *prefix)
 {
@@ -48,8 +49,10 @@ static void fill_fullpaths(struct node *
 }
 
 /* Usage related data. */
+#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:fb:i:H:sW:E:hv@";
 static struct option const usage_long_opts[] = {
 	{"quiet",            no_argument, NULL, 'q'},
 	{"in-format",         a_argument, NULL, 'I'},
@@ -67,6 +70,7 @@ static struct option const usage_long_op
 	{"phandle",           a_argument, NULL, 'H'},
 	{"warning",           a_argument, NULL, 'W'},
 	{"error",             a_argument, NULL, 'E'},
+	{"symbols",           a_argument, NULL, '@'},
 	{"help",             no_argument, NULL, 'h'},
 	{"version",          no_argument, NULL, 'v'},
 	{NULL,               no_argument, NULL, 0x0},
@@ -82,9 +86,9 @@ static const char * const usage_opts_hel
 	 "\t\tdts - device tree source text\n"
 	 "\t\tdtb - device tree blob\n"
 	 "\t\tasm - assembler source",
-	"\n\tBlob version to produce, defaults to %d (for dtb and asm output)", //, DEFAULT_FDT_VERSION);
+	"\n\tBlob version to produce, defaults to "FDT_VERSION(DEFAULT_FDT_VERSION)" (for dtb and asm output)",
 	"\n\tOutput dependency file",
-	"\n\ttMake space for <number> reserve map entries (for dtb and asm output)",
+	"\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\tSet the physical boot cpu",
@@ -97,6 +101,7 @@ static const char * const usage_opts_hel
 	 "\t\tboth   - Both \"linux,phandle\" and \"phandle\" properties",
 	"\n\tEnable/disable warnings (prefix with \"no-\")",
 	"\n\tEnable/disable errors (prefix with \"no-\")",
+	"\n\tSymbols and Fixups support",
 	"\n\tPrint this help and exit",
 	"\n\tPrint version and exit",
 	NULL,
@@ -109,7 +114,7 @@ int main(int argc, char *argv[])
 	const char *outform = "dts";
 	const char *outname = "-";
 	const char *depname = NULL;
-	int force = 0, sort = 0;
+	bool force = false, sort = false;
 	const char *arg;
 	int opt;
 	FILE *outf = NULL;
@@ -148,7 +153,7 @@ int main(int argc, char *argv[])
 			padsize = strtol(optarg, NULL, 0);
 			break;
 		case 'f':
-			force = 1;
+			force = true;
 			break;
 		case 'q':
 			quiet++;
@@ -174,7 +179,7 @@ int main(int argc, char *argv[])
 			break;
 
 		case 's':
-			sort = 1;
+			sort = true;
 			break;
 
 		case 'W':
@@ -184,7 +189,9 @@ int main(int argc, char *argv[])
 		case 'E':
 			parse_checks_option(false, true, optarg);
 			break;
-
+		case '@':
+			symbol_fixup_support = 1;
+			break;
 		case 'h':
 			usage(NULL);
 		default:
@@ -237,7 +244,7 @@ int main(int argc, char *argv[])
 	if (streq(outname, "-")) {
 		outf = stdout;
 	} else {
-		outf = fopen(outname, "w");
+		outf = fopen(outname, "wb");
 		if (! outf)
 			die("Couldn't open output file %s: %s\n",
 			    outname, strerror(errno));
--- a/scripts/dtc/dtc.h
+++ b/scripts/dtc/dtc.h
@@ -38,9 +38,9 @@
 #include "util.h"
 
 #ifdef DEBUG
-#define debug(fmt,args...)	printf(fmt, ##args)
+#define debug(...)	printf(__VA_ARGS__)
 #else
-#define debug(fmt,args...)
+#define debug(...)
 #endif
 
 
@@ -54,6 +54,7 @@ extern int reservenum;		/* Number of mem
 extern int minsize;		/* Minimum blob size */
 extern int padsize;		/* Additional padding to blob */
 extern int phandle_format;	/* Use linux,phandle or phandle properties */
+extern int symbol_fixup_support;/* enable symbols & fixup support */
 
 #define PHANDLE_LEGACY	0x1
 #define PHANDLE_EPAPR	0x2
@@ -88,7 +89,7 @@ struct data {
 };
 
 
-#define empty_data ((struct data){ /* all .members = 0 or NULL */ })
+#define empty_data ((struct data){ 0 /* all .members = 0 or NULL */ })
 
 #define for_each_marker(m) \
 	for (; (m); (m) = (m)->next)
@@ -118,7 +119,7 @@ struct data data_append_align(struct dat
 
 struct data data_add_marker(struct data d, enum markertype type, char *ref);
 
-int data_is_one_string(struct data d);
+bool data_is_one_string(struct data d);
 
 /* DT constraints */
 
@@ -127,13 +128,32 @@ int data_is_one_string(struct data d);
 
 /* Live trees */
 struct label {
-	int deleted;
+	bool deleted;
 	char *label;
 	struct label *next;
 };
 
+struct fixup_entry {
+	int offset;
+	struct node *node;
+	struct property *prop;
+	struct fixup_entry *next;
+};
+
+struct fixup {
+	char *ref;
+	struct fixup_entry *entries;
+	struct fixup *next;
+};
+
+struct symbol {
+	struct label *label;
+	struct node *node;
+	struct symbol *next;
+};
+
 struct property {
-	int deleted;
+	bool deleted;
 	char *name;
 	struct data val;
 
@@ -143,7 +163,7 @@ struct property {
 };
 
 struct node {
-	int deleted;
+	bool deleted;
 	char *name;
 	struct property *proplist;
 	struct node *children;
@@ -158,6 +178,12 @@ struct node {
 	int addr_cells, size_cells;
 
 	struct label *labels;
+
+	int is_root;
+	int is_plugin;
+	struct fixup *fixups;
+	struct symbol *symbols;
+	struct fixup_entry *local_fixups;
 };
 
 #define for_each_label_withdel(l0, l) \
@@ -181,6 +207,18 @@ struct node {
 	for_each_child_withdel(n, c) \
 		if (!(c)->deleted)
 
+#define for_each_fixup(n, f) \
+	for ((f) = (n)->fixups; (f); (f) = (f)->next)
+
+#define for_each_fixup_entry(f, fe) \
+	for ((fe) = (f)->entries; (fe); (fe) = (fe)->next)
+
+#define for_each_symbol(n, s) \
+	for ((s) = (n)->symbols; (s); (s) = (s)->next)
+
+#define for_each_local_fixup_entry(n, fe) \
+	for ((fe) = (n)->local_fixups; (fe); (fe) = (fe)->next)
+
 void add_label(struct label **labels, char *label);
 void delete_labels(struct label **labels);
 
@@ -247,8 +285,8 @@ void sort_tree(struct boot_info *bi);
 
 /* Checks */
 
-void parse_checks_option(bool warn, bool error, const char *optarg);
-void process_checks(int force, struct boot_info *bi);
+void parse_checks_option(bool warn, bool error, const char *arg);
+void process_checks(bool force, struct boot_info *bi);
 
 /* Flattened trees */
 
--- a/scripts/dtc/flattree.c
+++ b/scripts/dtc/flattree.c
@@ -261,7 +261,13 @@ static void flatten_tree(struct node *tr
 {
 	struct property *prop;
 	struct node *child;
-	int seen_name_prop = 0;
+	bool seen_name_prop = false;
+	struct symbol *sym;
+	struct fixup *f;
+	struct fixup_entry *fe;
+	char *name, *s;
+	const char *fullpath;
+	int namesz, nameoff, vallen;
 
 	if (tree->deleted)
 		return;
@@ -276,10 +282,8 @@ static void flatten_tree(struct node *tr
 	emit->align(etarget, sizeof(cell_t));
 
 	for_each_property(tree, prop) {
-		int nameoff;
-
 		if (streq(prop->name, "name"))
-			seen_name_prop = 1;
+			seen_name_prop = true;
 
 		nameoff = stringtable_insert(strbuf, prop->name);
 
@@ -310,6 +314,139 @@ static void flatten_tree(struct node *tr
 		flatten_tree(child, emit, etarget, strbuf, vi);
 	}
 
+	if (!symbol_fixup_support)
+		goto no_symbols;
+
+	/* add the symbol nodes (if any) */
+	if (tree->symbols) {
+
+		emit->beginnode(etarget, NULL);
+		emit->string(etarget, "__symbols__", 0);
+		emit->align(etarget, sizeof(cell_t));
+
+		for_each_symbol(tree, sym) {
+
+			vallen = strlen(sym->node->fullpath);
+
+			nameoff = stringtable_insert(strbuf, sym->label->label);
+
+			emit->property(etarget, NULL);
+			emit->cell(etarget, vallen + 1);
+			emit->cell(etarget, nameoff);
+
+			if ((vi->flags & FTF_VARALIGN) && vallen >= 8)
+				emit->align(etarget, 8);
+
+			emit->string(etarget, sym->node->fullpath,
+					strlen(sym->node->fullpath));
+			emit->align(etarget, sizeof(cell_t));
+		}
+
+		emit->endnode(etarget, NULL);
+	}
+
+	/* add the fixup nodes */
+	if (tree->fixups) {
+
+		/* emit the external fixups */
+		emit->beginnode(etarget, NULL);
+		emit->string(etarget, "__fixups__", 0);
+		emit->align(etarget, sizeof(cell_t));
+
+		for_each_fixup(tree, f) {
+
+			namesz = 0;
+			for_each_fixup_entry(f, fe) {
+				fullpath = fe->node->fullpath;
+				if (fullpath[0] == '\0')
+					fullpath = "/";
+				namesz += strlen(fullpath) + 1;
+				namesz += strlen(fe->prop->name) + 1;
+				namesz += 32;	/* space for :<number> + '\0' */
+			}
+
+			name = xmalloc(namesz);
+
+			s = name;
+			for_each_fixup_entry(f, fe) {
+				fullpath = fe->node->fullpath;
+				if (fullpath[0] == '\0')
+					fullpath = "/";
+				snprintf(s, name + namesz - s, "%s:%s:%d",
+						fullpath,
+						fe->prop->name, fe->offset);
+				s += strlen(s) + 1;
+			}
+
+			nameoff = stringtable_insert(strbuf, f->ref);
+			vallen = s - name - 1;
+
+			emit->property(etarget, NULL);
+			emit->cell(etarget, vallen + 1);
+			emit->cell(etarget, nameoff);
+
+			if ((vi->flags & FTF_VARALIGN) && vallen >= 8)
+				emit->align(etarget, 8);
+
+			emit->string(etarget, name, vallen);
+			emit->align(etarget, sizeof(cell_t));
+
+			free(name);
+		}
+
+		emit->endnode(etarget, tree->labels);
+	}
+
+	/* add the local fixup property */
+	if (tree->local_fixups) {
+
+		/* emit the external fixups */
+		emit->beginnode(etarget, NULL);
+		emit->string(etarget, "__local_fixups__", 0);
+		emit->align(etarget, sizeof(cell_t));
+
+		namesz = 0;
+		for_each_local_fixup_entry(tree, fe) {
+			fullpath = fe->node->fullpath;
+			if (fullpath[0] == '\0')
+				fullpath = "/";
+			namesz += strlen(fullpath) + 1;
+			namesz += strlen(fe->prop->name) + 1;
+			namesz += 32;	/* space for :<number> + '\0' */
+		}
+
+		name = xmalloc(namesz);
+
+		s = name;
+		for_each_local_fixup_entry(tree, fe) {
+			fullpath = fe->node->fullpath;
+			if (fullpath[0] == '\0')
+				fullpath = "/";
+			snprintf(s, name + namesz - s, "%s:%s:%d",
+					fullpath, fe->prop->name,
+					fe->offset);
+			s += strlen(s) + 1;
+		}
+
+		nameoff = stringtable_insert(strbuf, "fixup");
+		vallen = s - name - 1;
+
+		emit->property(etarget, NULL);
+		emit->cell(etarget, vallen + 1);
+		emit->cell(etarget, nameoff);
+
+		if ((vi->flags & FTF_VARALIGN) && vallen >= 8)
+			emit->align(etarget, 8);
+
+		emit->string(etarget, name, vallen);
+		emit->align(etarget, sizeof(cell_t));
+
+		free(name);
+
+		emit->endnode(etarget, tree->labels);
+	}
+
+no_symbols:
 	emit->endnode(etarget, tree->labels);
 }
 
--- a/scripts/dtc/fstree.c
+++ b/scripts/dtc/fstree.c
@@ -37,26 +37,26 @@ static struct node *read_fstree(const ch
 	tree = build_node(NULL, NULL);
 
 	while ((de = readdir(d)) != NULL) {
-		char *tmpnam;
+		char *tmpname;
 
 		if (streq(de->d_name, ".")
 		    || streq(de->d_name, ".."))
 			continue;
 
-		tmpnam = join_path(dirname, de->d_name);
+		tmpname = join_path(dirname, de->d_name);
 
-		if (lstat(tmpnam, &st) < 0)
-			die("stat(%s): %s\n", tmpnam, strerror(errno));
+		if (lstat(tmpname, &st) < 0)
+			die("stat(%s): %s\n", tmpname, strerror(errno));
 
 		if (S_ISREG(st.st_mode)) {
 			struct property *prop;
 			FILE *pfile;
 
-			pfile = fopen(tmpnam, "r");
+			pfile = fopen(tmpname, "rb");
 			if (! pfile) {
 				fprintf(stderr,
 					"WARNING: Cannot open %s: %s\n",
-					tmpnam, strerror(errno));
+					tmpname, strerror(errno));
 			} else {
 				prop = build_property(xstrdup(de->d_name),
 						      data_copy_file(pfile,
@@ -67,12 +67,12 @@ static struct node *read_fstree(const ch
 		} else if (S_ISDIR(st.st_mode)) {
 			struct node *newchild;
 
-			newchild = read_fstree(tmpnam);
+			newchild = read_fstree(tmpname);
 			newchild = name_node(newchild, xstrdup(de->d_name));
 			add_child(tree, newchild);
 		}
 
-		free(tmpnam);
+		free(tmpname);
 	}
 
 	closedir(d);
--- a/scripts/dtc/livetree.c
+++ b/scripts/dtc/livetree.c
@@ -511,7 +511,9 @@ struct node *get_node_by_phandle(struct
 
 struct node *get_node_by_ref(struct node *tree, const char *ref)
 {
-	if (ref[0] == '/')
+	if (streq(ref, "/"))
+		return tree;
+	else if (ref[0] == '/')
 		return get_node_by_path(tree, ref);
 	else
 		return get_node_by_label(tree, ref);
--- a/scripts/dtc/srcpos.c
+++ b/scripts/dtc/srcpos.c
@@ -34,7 +34,7 @@ struct search_path {
 static struct search_path *search_path_head, **search_path_tail;
 
 
-static char *dirname(const char *path)
+static char *get_dirname(const char *path)
 {
 	const char *slash = strrchr(path, '/');
 
@@ -77,7 +77,7 @@ static char *try_open(const char *dirnam
 	else
 		fullname = join_path(dirname, fname);
 
-	*fp = fopen(fullname, "r");
+	*fp = fopen(fullname, "rb");
 	if (!*fp) {
 		free(fullname);
 		fullname = NULL;
@@ -150,7 +150,7 @@ void srcfile_push(const char *fname)
 	srcfile = xmalloc(sizeof(*srcfile));
 
 	srcfile->f = srcfile_relative_open(fname, &srcfile->name);
-	srcfile->dir = dirname(srcfile->name);
+	srcfile->dir = get_dirname(srcfile->name);
 	srcfile->prev = current_srcfile;
 
 	srcfile->lineno = 1;
@@ -159,7 +159,7 @@ void srcfile_push(const char *fname)
 	current_srcfile = srcfile;
 }
 
-int srcfile_pop(void)
+bool srcfile_pop(void)
 {
 	struct srcfile_state *srcfile = current_srcfile;
 
@@ -177,7 +177,7 @@ int srcfile_pop(void)
 	 * fix this we could either allocate all the files from a
 	 * table, or use a pool allocator. */
 
-	return current_srcfile ? 1 : 0;
+	return current_srcfile ? true : false;
 }
 
 void srcfile_add_search_path(const char *dirname)
@@ -290,42 +290,27 @@ srcpos_string(struct srcpos *pos)
 	return pos_str;
 }
 
-void
-srcpos_verror(struct srcpos *pos, char const *fmt, va_list va)
+void srcpos_verror(struct srcpos *pos, const char *prefix,
+		   const char *fmt, va_list va)
 {
-       const char *srcstr;
-
-       srcstr = srcpos_string(pos);
+	char *srcstr;
 
-       fprintf(stderr, "Error: %s ", srcstr);
-       vfprintf(stderr, fmt, va);
-       fprintf(stderr, "\n");
-}
+	srcstr = srcpos_string(pos);
 
-void
-srcpos_error(struct srcpos *pos, char const *fmt, ...)
-{
-	va_list va;
+	fprintf(stderr, "%s: %s ", prefix, srcstr);
+	vfprintf(stderr, fmt, va);
+	fprintf(stderr, "\n");
 
-	va_start(va, fmt);
-	srcpos_verror(pos, fmt, va);
-	va_end(va);
+	free(srcstr);
 }
 
-
-void
-srcpos_warn(struct srcpos *pos, char const *fmt, ...)
+void srcpos_error(struct srcpos *pos, const char *prefix,
+		  const char *fmt, ...)
 {
-	const char *srcstr;
 	va_list va;
-	va_start(va, fmt);
-
-	srcstr = srcpos_string(pos);
-
-	fprintf(stderr, "Warning: %s ", srcstr);
-	vfprintf(stderr, fmt, va);
-	fprintf(stderr, "\n");
 
+	va_start(va, fmt);
+	srcpos_verror(pos, prefix, fmt, va);
 	va_end(va);
 }
 
--- a/scripts/dtc/srcpos.h
+++ b/scripts/dtc/srcpos.h
@@ -21,6 +21,7 @@
 #define _SRCPOS_H_
 
 #include <stdio.h>
+#include <stdbool.h>
 
 struct srcfile_state {
 	FILE *f;
@@ -55,7 +56,7 @@ extern struct srcfile_state *current_src
 FILE *srcfile_relative_open(const char *fname, char **fullnamep);
 
 void srcfile_push(const char *fname);
-int srcfile_pop(void);
+bool srcfile_pop(void);
 
 /**
  * Add a new directory to the search path for input files
@@ -106,12 +107,12 @@ extern struct srcpos *srcpos_copy(struct
 extern char *srcpos_string(struct srcpos *pos);
 extern void srcpos_dump(struct srcpos *pos);
 
-extern void srcpos_verror(struct srcpos *pos, char const *, va_list va)
-     __attribute__((format(printf, 2, 0)));
-extern void srcpos_error(struct srcpos *pos, char const *, ...)
-     __attribute__((format(printf, 2, 3)));
-extern void srcpos_warn(struct srcpos *pos, char const *, ...)
-     __attribute__((format(printf, 2, 3)));
+extern void srcpos_verror(struct srcpos *pos, const char *prefix,
+			  const char *fmt, va_list va)
+	__attribute__((format(printf, 3, 0)));
+extern void srcpos_error(struct srcpos *pos, const char *prefix,
+			 const char *fmt, ...)
+	__attribute__((format(printf, 3, 4)));
 
 extern void srcpos_set_line(char *f, int l);
 
--- a/scripts/dtc/treesource.c
+++ b/scripts/dtc/treesource.c
@@ -26,12 +26,12 @@ extern int yyparse(void);
 extern YYLTYPE yylloc;
 
 struct boot_info *the_boot_info;
-int treesource_error;
+bool treesource_error;
 
 struct boot_info *dt_from_source(const char *fname)
 {
 	the_boot_info = NULL;
-	treesource_error = 0;
+	treesource_error = false;
 
 	srcfile_push(fname);
 	yyin = current_srcfile->f;
@@ -54,9 +54,9 @@ static void write_prefix(FILE *f, int le
 		fputc('\t', f);
 }
 
-static int isstring(char c)
+static bool isstring(char c)
 {
-	return (isprint(c)
+	return (isprint((unsigned char)c)
 		|| (c == '\0')
 		|| strchr("\a\b\t\n\v\f\r", c));
 }
@@ -109,7 +109,7 @@ static void write_propval_string(FILE *f
 			break;
 		case '\0':
 			fprintf(f, "\", ");
-			while (m && (m->offset < i)) {
+			while (m && (m->offset <= (i + 1))) {
 				if (m->type == LABEL) {
 					assert(m->offset == (i+1));
 					fprintf(f, "%s: ", m->ref);
@@ -119,7 +119,7 @@ static void write_propval_string(FILE *f
 			fprintf(f, "\"");
 			break;
 		default:
-			if (isprint(c))
+			if (isprint((unsigned char)c))
 				fprintf(f, "%c", c);
 			else
 				fprintf(f, "\\x%02hhx", c);
@@ -178,7 +178,7 @@ static void write_propval_bytes(FILE *f,
 			m = m->next;
 		}
 
-		fprintf(f, "%02hhx", *bp++);
+		fprintf(f, "%02hhx", (unsigned char)(*bp++));
 		if ((const void *)bp >= propend)
 			break;
 		fprintf(f, " ");
--- a/scripts/dtc/util.c
+++ b/scripts/dtc/util.c
@@ -39,11 +39,11 @@
 char *xstrdup(const char *s)
 {
 	int len = strlen(s) + 1;
-	char *dup = xmalloc(len);
+	char *d = xmalloc(len);
 
-	memcpy(dup, s, len);
+	memcpy(d, s, len);
 
-	return dup;
+	return d;
 }
 
 char *join_path(const char *path, const char *name)
@@ -70,7 +70,7 @@ char *join_path(const char *path, const
 	return str;
 }
 
-int util_is_printable_string(const void *data, int len)
+bool util_is_printable_string(const void *data, int len)
 {
 	const char *s = data;
 	const char *ss, *se;
@@ -87,7 +87,7 @@ int util_is_printable_string(const void
 
 	while (s < se) {
 		ss = s;
-		while (s < se && *s && isprint(*s))
+		while (s < se && *s && isprint((unsigned char)*s))
 			s++;
 
 		/* not zero, or not done yet */
@@ -219,10 +219,6 @@ int utilfdt_read_err_len(const char *fil
 		if (offset == bufsize) {
 			bufsize *= 2;
 			buf = xrealloc(buf, bufsize);
-			if (!buf) {
-				ret = ENOMEM;
-				break;
-			}
 		}
 
 		ret = read(fd, &buf[offset], bufsize - offset);
@@ -375,9 +371,9 @@ void utilfdt_print_data(const char *data
 		const uint32_t *cell = (const uint32_t *)data;
 
 		printf(" = <");
-		for (i = 0; i < len; i += 4)
+		for (i = 0, len /= 4; i < len; i++)
 			printf("0x%08x%s", fdt32_to_cpu(cell[i]),
-			       i < (len - 4) ? " " : "");
+			       i < (len - 1) ? " " : "");
 		printf(">");
 	} else {
 		printf(" = [");
--- a/scripts/dtc/util.h
+++ b/scripts/dtc/util.h
@@ -2,6 +2,7 @@
 #define _UTIL_H
 
 #include <stdarg.h>
+#include <stdbool.h>
 #include <getopt.h>
 
 /*
@@ -33,6 +34,7 @@ static inline void __attribute__((noretu
 	va_start(ap, str);
 	fprintf(stderr, "FATAL ERROR: ");
 	vfprintf(stderr, str, ap);
+	va_end(ap);
 	exit(1);
 }
 
@@ -68,7 +70,7 @@ extern char *join_path(const char *path,
  * @param len	The string length including terminator
  * @return 1 if a valid printable string, 0 if not
  */
-int util_is_printable_string(const void *data, int len);
+bool util_is_printable_string(const void *data, int len);
 
 /*
  * Parse an escaped character starting at index i in string s.  The resulting
--- a/scripts/dtc/version_gen.h
+++ b/scripts/dtc/version_gen.h
@@ -1 +1 @@
-#define DTC_VERSION "DTC 1.4.0-dirty"
+#define DTC_VERSION "DTC 1.4.1-g36c70742"