diff options
Diffstat (limited to 'scripts')
33 files changed, 3610 insertions, 1076 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index b6f055157b89..1112dd94b440 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -114,12 +114,21 @@ as-instr = $(call try-run,\ __cc-option = $(call try-run,\ $(1) -Werror $(2) $(3) -c -x c /dev/null -o "$$TMP",$(3),$(4)) +# Do not attempt to build with gcc plugins during cc-option tests. +# (And this uses delayed resolution so the flags will be up to date.) +CC_OPTION_CFLAGS = $(filter-out $(GCC_PLUGINS_CFLAGS),$(KBUILD_CFLAGS)) + # cc-option # Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586) cc-option = $(call __cc-option, $(CC),\ $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS),$(1),$(2)) +# hostcc-option +# Usage: cflags-y += $(call hostcc-option,-march=winchip-c6,-march=i586) +hostcc-option = $(call __cc-option, $(HOSTCC),\ + $(HOSTCFLAGS) $(HOST_EXTRACFLAGS),$(1),$(2)) + # cc-option-yn # Usage: flag := $(call cc-option-yn,-march=winchip-c6) cc-option-yn = $(call try-run,\ diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean index 55c96cb8070f..a3245aea56e1 100644 --- a/scripts/Makefile.clean +++ b/scripts/Makefile.clean @@ -11,7 +11,7 @@ include scripts/Kbuild.include # The filename Kbuild has precedence over Makefile kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src)) -include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile) +-include $(if $(wildcard $(kbuild-dir)/Kbuild), $(kbuild-dir)/Kbuild, $(kbuild-dir)/Makefile) # Figure out what we need to build from the various variables # ========================================================================== diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 27c56b5874f8..434a0b8e3c97 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -129,6 +129,12 @@ _c_flags += $(if $(patsubst n%,, \ $(CFLAGS_KASAN), $(CFLAGS_KASAN_NOSANITIZE)) endif +ifeq ($(CONFIG_KCOV),y) +_c_flags += $(if $(patsubst n%,, \ + $(KCOV_INSTRUMENT_$(basetarget).o)$(KCOV_INSTRUMENT)y), \ + $(CFLAGS_KCOV)) +endif + # If building the kernel in a separate objtree expand all occurrences # of -Idir to -I$(srctree)/dir except for absolute paths (starting with '/'). @@ -263,6 +269,11 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -n -f -9 > $@) || \ # DTC # --------------------------------------------------------------------------- +# Disable noisy checks by default +ifeq ($(KBUILD_ENABLE_EXTRA_GCC_CHECKS),) +DTC_FLAGS += -Wno-unit_address_vs_reg +endif + # Generate an assembly file to wrap the output of the device tree compiler quiet_cmd_dt_S_dtb= DTB $@ cmd_dt_S_dtb= \ @@ -294,6 +305,12 @@ $(obj)/%.dtb: $(src)/%.dts FORCE dtc-tmp = $(subst $(comma),_,$(dot-target).dts.tmp) +# cat +# --------------------------------------------------------------------------- +# Concatentate multiple files together +quiet_cmd_cat = CAT $@ +cmd_cat = (cat $(filter-out FORCE,$^) > $@) || (rm -f $@; false) + # Bzip2 # --------------------------------------------------------------------------- diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst index 07650eeaaf06..6f4c3f5a7ae3 100644 --- a/scripts/Makefile.modinst +++ b/scripts/Makefile.modinst @@ -29,7 +29,7 @@ quiet_cmd_modules_install = INSTALL $@ INSTALL_MOD_DIR ?= extra ext-mod-dir = $(INSTALL_MOD_DIR)$(subst $(patsubst %/,%,$(KBUILD_EXTMOD)),,$(@D)) -modinst_dir = $(if $(KBUILD_EXTMOD),$(ext-mod-dir),kernel/$(@D)) +modinst_dir ?= $(if $(KBUILD_EXTMOD),$(ext-mod-dir),kernel/$(@D)) $(modules): $(call cmd,modules_install,$(MODLIB)/$(modinst_dir)) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 67a6a8a9b672..ec306f701d2d 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2348,6 +2348,7 @@ sub process { # Check for git id commit length and improperly formed commit descriptions if ($in_commit_log && !$commit_log_possible_stack_dump && + $line !~ /^This reverts commit [0-9a-f]{7,40}/ && ($line =~ /\bcommit\s+[0-9a-f]{5,}\b/i || ($line =~ /\b[0-9a-f]{12,40}\b/i && $line !~ /[\<\[][0-9a-f]{12,40}[\>\]]/i && diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c index e81a8c74b8d2..3d18e45374c8 100644 --- a/scripts/dtc/checks.c +++ b/scripts/dtc/checks.c @@ -40,16 +40,11 @@ enum checkstatus { struct check; -typedef void (*tree_check_fn)(struct check *c, struct node *dt); -typedef void (*node_check_fn)(struct check *c, struct node *dt, struct node *node); -typedef void (*prop_check_fn)(struct check *c, struct node *dt, - struct node *node, struct property *prop); +typedef void (*check_fn)(struct check *c, struct dt_info *dti, struct node *node); struct check { const char *name; - tree_check_fn tree_fn; - node_check_fn node_fn; - prop_check_fn prop_fn; + check_fn fn; void *data; bool warn, error; enum checkstatus status; @@ -58,45 +53,24 @@ struct check { struct check **prereq; }; -#define CHECK_ENTRY(nm, tfn, nfn, pfn, d, w, e, ...) \ - static struct check *nm##_prereqs[] = { __VA_ARGS__ }; \ - static struct check nm = { \ - .name = #nm, \ - .tree_fn = (tfn), \ - .node_fn = (nfn), \ - .prop_fn = (pfn), \ - .data = (d), \ - .warn = (w), \ - .error = (e), \ +#define CHECK_ENTRY(_nm, _fn, _d, _w, _e, ...) \ + static struct check *_nm##_prereqs[] = { __VA_ARGS__ }; \ + static struct check _nm = { \ + .name = #_nm, \ + .fn = (_fn), \ + .data = (_d), \ + .warn = (_w), \ + .error = (_e), \ .status = UNCHECKED, \ - .num_prereqs = ARRAY_SIZE(nm##_prereqs), \ - .prereq = nm##_prereqs, \ + .num_prereqs = ARRAY_SIZE(_nm##_prereqs), \ + .prereq = _nm##_prereqs, \ }; -#define WARNING(nm, tfn, nfn, pfn, d, ...) \ - CHECK_ENTRY(nm, tfn, nfn, pfn, d, true, false, __VA_ARGS__) -#define ERROR(nm, tfn, nfn, pfn, d, ...) \ - CHECK_ENTRY(nm, tfn, nfn, pfn, d, false, true, __VA_ARGS__) -#define CHECK(nm, tfn, nfn, pfn, d, ...) \ - CHECK_ENTRY(nm, tfn, nfn, pfn, d, false, false, __VA_ARGS__) - -#define TREE_WARNING(nm, d, ...) \ - WARNING(nm, check_##nm, NULL, NULL, d, __VA_ARGS__) -#define TREE_ERROR(nm, d, ...) \ - ERROR(nm, check_##nm, NULL, NULL, d, __VA_ARGS__) -#define TREE_CHECK(nm, d, ...) \ - CHECK(nm, check_##nm, NULL, NULL, d, __VA_ARGS__) -#define NODE_WARNING(nm, d, ...) \ - WARNING(nm, NULL, check_##nm, NULL, d, __VA_ARGS__) -#define NODE_ERROR(nm, d, ...) \ - ERROR(nm, NULL, check_##nm, NULL, d, __VA_ARGS__) -#define NODE_CHECK(nm, d, ...) \ - CHECK(nm, NULL, check_##nm, NULL, d, __VA_ARGS__) -#define PROP_WARNING(nm, d, ...) \ - WARNING(nm, NULL, NULL, check_##nm, d, __VA_ARGS__) -#define PROP_ERROR(nm, d, ...) \ - ERROR(nm, NULL, NULL, check_##nm, d, __VA_ARGS__) -#define PROP_CHECK(nm, d, ...) \ - CHECK(nm, NULL, NULL, check_##nm, d, __VA_ARGS__) +#define WARNING(_nm, _fn, _d, ...) \ + CHECK_ENTRY(_nm, _fn, _d, true, false, __VA_ARGS__) +#define ERROR(_nm, _fn, _d, ...) \ + CHECK_ENTRY(_nm, _fn, _d, false, true, __VA_ARGS__) +#define CHECK(_nm, _fn, _d, ...) \ + CHECK_ENTRY(_nm, _fn, _d, false, false, __VA_ARGS__) #ifdef __GNUC__ static inline void check_msg(struct check *c, const char *fmt, ...) __attribute__((format (printf, 2, 3))); @@ -123,27 +97,21 @@ static inline void check_msg(struct check *c, const char *fmt, ...) check_msg((c), __VA_ARGS__); \ } while (0) -static void check_nodes_props(struct check *c, struct node *dt, struct node *node) +static void check_nodes_props(struct check *c, struct dt_info *dti, struct node *node) { struct node *child; - struct property *prop; TRACE(c, "%s", node->fullpath); - if (c->node_fn) - c->node_fn(c, dt, node); - - if (c->prop_fn) - for_each_property(node, prop) { - TRACE(c, "%s\t'%s'", node->fullpath, prop->name); - c->prop_fn(c, dt, node, prop); - } + if (c->fn) + c->fn(c, dti, node); for_each_child(node, child) - check_nodes_props(c, dt, child); + check_nodes_props(c, dti, child); } -static bool run_check(struct check *c, struct node *dt) +static bool run_check(struct check *c, struct dt_info *dti) { + struct node *dt = dti->dt; bool error = false; int i; @@ -156,7 +124,7 @@ static bool run_check(struct check *c, struct node *dt) for (i = 0; i < c->num_prereqs; i++) { struct check *prq = c->prereq[i]; - error = error || run_check(prq, dt); + error = error || run_check(prq, dti); if (prq->status != PASSED) { c->status = PREREQ; check_msg(c, "Failed prerequisite '%s'", @@ -167,11 +135,8 @@ static bool run_check(struct check *c, struct node *dt) if (c->status != UNCHECKED) goto out; - if (c->node_fn || c->prop_fn) - check_nodes_props(c, dt, dt); + check_nodes_props(c, dti, dt); - if (c->tree_fn) - c->tree_fn(c, dt); if (c->status == UNCHECKED) c->status = PASSED; @@ -189,13 +154,14 @@ out: */ /* A check which always fails, for testing purposes only */ -static inline void check_always_fail(struct check *c, struct node *dt) +static inline void check_always_fail(struct check *c, struct dt_info *dti, + struct node *node) { FAIL(c, "always_fail check"); } -TREE_CHECK(always_fail, NULL); +CHECK(always_fail, check_always_fail, NULL); -static void check_is_string(struct check *c, struct node *root, +static void check_is_string(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop; @@ -210,11 +176,11 @@ static void check_is_string(struct check *c, struct node *root, propname, node->fullpath); } #define WARNING_IF_NOT_STRING(nm, propname) \ - WARNING(nm, NULL, check_is_string, NULL, (propname)) + WARNING(nm, check_is_string, (propname)) #define ERROR_IF_NOT_STRING(nm, propname) \ - ERROR(nm, NULL, check_is_string, NULL, (propname)) + ERROR(nm, check_is_string, (propname)) -static void check_is_cell(struct check *c, struct node *root, +static void check_is_cell(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop; @@ -229,15 +195,15 @@ static void check_is_cell(struct check *c, struct node *root, propname, node->fullpath); } #define WARNING_IF_NOT_CELL(nm, propname) \ - WARNING(nm, NULL, check_is_cell, NULL, (propname)) + WARNING(nm, check_is_cell, (propname)) #define ERROR_IF_NOT_CELL(nm, propname) \ - ERROR(nm, NULL, check_is_cell, NULL, (propname)) + ERROR(nm, check_is_cell, (propname)) /* * Structural check functions */ -static void check_duplicate_node_names(struct check *c, struct node *dt, +static void check_duplicate_node_names(struct check *c, struct dt_info *dti, struct node *node) { struct node *child, *child2; @@ -250,9 +216,9 @@ static void check_duplicate_node_names(struct check *c, struct node *dt, FAIL(c, "Duplicate node name %s", child->fullpath); } -NODE_ERROR(duplicate_node_names, NULL); +ERROR(duplicate_node_names, check_duplicate_node_names, NULL); -static void check_duplicate_property_names(struct check *c, struct node *dt, +static void check_duplicate_property_names(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop, *prop2; @@ -267,14 +233,14 @@ static void check_duplicate_property_names(struct check *c, struct node *dt, } } } -NODE_ERROR(duplicate_property_names, NULL); +ERROR(duplicate_property_names, check_duplicate_property_names, NULL); #define LOWERCASE "abcdefghijklmnopqrstuvwxyz" #define UPPERCASE "ABCDEFGHIJKLMNOPQRSTUVWXYZ" #define DIGITS "0123456789" #define PROPNODECHARS LOWERCASE UPPERCASE DIGITS ",._+*#?-" -static void check_node_name_chars(struct check *c, struct node *dt, +static void check_node_name_chars(struct check *c, struct dt_info *dti, struct node *node) { int n = strspn(node->name, c->data); @@ -283,27 +249,55 @@ static void check_node_name_chars(struct check *c, struct node *dt, FAIL(c, "Bad character '%c' in node %s", node->name[n], node->fullpath); } -NODE_ERROR(node_name_chars, PROPNODECHARS "@"); +ERROR(node_name_chars, check_node_name_chars, PROPNODECHARS "@"); -static void check_node_name_format(struct check *c, struct node *dt, +static void check_node_name_format(struct check *c, struct dt_info *dti, struct node *node) { if (strchr(get_unitname(node), '@')) FAIL(c, "Node %s has multiple '@' characters in name", node->fullpath); } -NODE_ERROR(node_name_format, NULL, &node_name_chars); +ERROR(node_name_format, check_node_name_format, NULL, &node_name_chars); + +static void check_unit_address_vs_reg(struct check *c, struct dt_info *dti, + struct node *node) +{ + const char *unitname = get_unitname(node); + struct property *prop = get_property(node, "reg"); + + if (!prop) { + prop = get_property(node, "ranges"); + if (prop && !prop->val.len) + prop = NULL; + } + + if (prop) { + if (!unitname[0]) + FAIL(c, "Node %s has a reg or ranges property, but no unit name", + node->fullpath); + } else { + if (unitname[0]) + FAIL(c, "Node %s has a unit name, but no reg property", + node->fullpath); + } +} +WARNING(unit_address_vs_reg, check_unit_address_vs_reg, NULL); -static void check_property_name_chars(struct check *c, struct node *dt, - struct node *node, struct property *prop) +static void check_property_name_chars(struct check *c, struct dt_info *dti, + struct node *node) { - int n = strspn(prop->name, c->data); + struct property *prop; - if (n < strlen(prop->name)) - FAIL(c, "Bad character '%c' in property name \"%s\", node %s", - prop->name[n], prop->name, node->fullpath); + for_each_property(node, prop) { + int n = strspn(prop->name, c->data); + + if (n < strlen(prop->name)) + FAIL(c, "Bad character '%c' in property name \"%s\", node %s", + prop->name[n], prop->name, node->fullpath); + } } -PROP_ERROR(property_name_chars, PROPNODECHARS); +ERROR(property_name_chars, check_property_name_chars, PROPNODECHARS); #define DESCLABEL_FMT "%s%s%s%s%s" #define DESCLABEL_ARGS(node,prop,mark) \ @@ -312,10 +306,11 @@ PROP_ERROR(property_name_chars, PROPNODECHARS); ((prop) ? (prop)->name : ""), \ ((prop) ? "' in " : ""), (node)->fullpath -static void check_duplicate_label(struct check *c, struct node *dt, +static void check_duplicate_label(struct check *c, struct dt_info *dti, const char *label, struct node *node, struct property *prop, struct marker *mark) { + struct node *dt = dti->dt; struct node *othernode = NULL; struct property *otherprop = NULL; struct marker *othermark = NULL; @@ -338,44 +333,43 @@ static void check_duplicate_label(struct check *c, struct node *dt, DESCLABEL_ARGS(othernode, otherprop, othermark)); } -static void check_duplicate_label_node(struct check *c, struct node *dt, +static void check_duplicate_label_node(struct check *c, struct dt_info *dti, struct node *node) { struct label *l; + struct property *prop; for_each_label(node->labels, l) - check_duplicate_label(c, dt, l->label, node, NULL, NULL); -} -static void check_duplicate_label_prop(struct check *c, struct node *dt, - struct node *node, struct property *prop) -{ - struct marker *m = prop->val.markers; - struct label *l; + check_duplicate_label(c, dti, l->label, node, NULL, NULL); + + for_each_property(node, prop) { + struct marker *m = prop->val.markers; - for_each_label(prop->labels, l) - check_duplicate_label(c, dt, l->label, node, prop, NULL); + for_each_label(prop->labels, l) + check_duplicate_label(c, dti, l->label, node, prop, NULL); - for_each_marker_of_type(m, LABEL) - check_duplicate_label(c, dt, m->ref, node, prop, m); + for_each_marker_of_type(m, LABEL) + check_duplicate_label(c, dti, m->ref, node, prop, m); + } } -ERROR(duplicate_label, NULL, check_duplicate_label_node, - check_duplicate_label_prop, NULL); +ERROR(duplicate_label, check_duplicate_label_node, NULL); -static void check_explicit_phandles(struct check *c, struct node *root, - struct node *node, struct property *prop) +static cell_t check_phandle_prop(struct check *c, struct dt_info *dti, + struct node *node, const char *propname) { + struct node *root = dti->dt; + struct property *prop; struct marker *m; - struct node *other; cell_t phandle; - if (!streq(prop->name, "phandle") - && !streq(prop->name, "linux,phandle")) - return; + prop = get_property(node, propname); + if (!prop) + return 0; if (prop->val.len != sizeof(cell_t)) { FAIL(c, "%s has bad length (%d) %s property", node->fullpath, prop->val.len, prop->name); - return; + return 0; } m = prop->val.markers; @@ -387,14 +381,13 @@ static void check_explicit_phandles(struct check *c, struct node *root, * by construction. */ { FAIL(c, "%s in %s is a reference to another node", prop->name, node->fullpath); - return; } /* But setting this node's phandle equal to its own * phandle is allowed - that means allocate a unique * phandle for this node, even if it's not otherwise * referenced. The value will be filled in later, so - * no further checking for now. */ - return; + * we treat it as having no phandle data for now. */ + return 0; } phandle = propval_cell(prop); @@ -402,12 +395,36 @@ static void check_explicit_phandles(struct check *c, struct node *root, if ((phandle == 0) || (phandle == -1)) { FAIL(c, "%s has bad value (0x%x) in %s property", node->fullpath, phandle, prop->name); - return; + return 0; } - if (node->phandle && (node->phandle != phandle)) - FAIL(c, "%s has %s property which replaces existing phandle information", - node->fullpath, prop->name); + return phandle; +} + +static void check_explicit_phandles(struct check *c, struct dt_info *dti, + struct node *node) +{ + struct node *root = dti->dt; + struct node *other; + cell_t phandle, linux_phandle; + + /* Nothing should have assigned phandles yet */ + assert(!node->phandle); + + phandle = check_phandle_prop(c, dti, node, "phandle"); + + linux_phandle = check_phandle_prop(c, dti, node, "linux,phandle"); + + if (!phandle && !linux_phandle) + /* No valid phandles; nothing further to check */ + return; + + if (linux_phandle && phandle && (phandle != linux_phandle)) + FAIL(c, "%s has mismatching 'phandle' and 'linux,phandle'" + " properties", node->fullpath); + + if (linux_phandle && !phandle) + phandle = linux_phandle; other = get_node_by_phandle(root, phandle); if (other && (other != node)) { @@ -418,9 +435,9 @@ static void check_explicit_phandles(struct check *c, struct node *root, node->phandle = phandle; } -PROP_ERROR(explicit_phandles, NULL); +ERROR(explicit_phandles, check_explicit_phandles, NULL); -static void check_name_properties(struct check *c, struct node *root, +static void check_name_properties(struct check *c, struct dt_info *dti, struct node *node) { struct property **pp, *prop = NULL; @@ -448,60 +465,73 @@ static void check_name_properties(struct check *c, struct node *root, } } ERROR_IF_NOT_STRING(name_is_string, "name"); -NODE_ERROR(name_properties, NULL, &name_is_string); +ERROR(name_properties, check_name_properties, NULL, &name_is_string); /* * Reference fixup functions */ -static void fixup_phandle_references(struct check *c, struct node *dt, - struct node *node, struct property *prop) +static void fixup_phandle_references(struct check *c, struct dt_info *dti, + struct node *node) { - struct marker *m = prop->val.markers; - struct node *refnode; - cell_t phandle; + struct node *dt = dti->dt; + struct property *prop; - for_each_marker_of_type(m, REF_PHANDLE) { - assert(m->offset + sizeof(cell_t) <= prop->val.len); + for_each_property(node, prop) { + struct marker *m = prop->val.markers; + struct node *refnode; + cell_t phandle; + + 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 (!(dti->dtsflags & DTSF_PLUGIN)) + FAIL(c, "Reference to non-existent node or " + "label \"%s\"\n", m->ref); + else /* mark the entry as unresolved */ + *((cell_t *)(prop->val.val + m->offset)) = + cpu_to_fdt32(0xffffffff); + continue; + } - refnode = get_node_by_ref(dt, m->ref); - if (! refnode) { - FAIL(c, "Reference to non-existent node or label \"%s\"\n", - m->ref); - continue; + phandle = get_node_phandle(dt, refnode); + *((cell_t *)(prop->val.val + m->offset)) = cpu_to_fdt32(phandle); } - - phandle = get_node_phandle(dt, refnode); - *((cell_t *)(prop->val.val + m->offset)) = cpu_to_fdt32(phandle); } } -ERROR(phandle_references, NULL, NULL, fixup_phandle_references, NULL, +ERROR(phandle_references, fixup_phandle_references, NULL, &duplicate_node_names, &explicit_phandles); -static void fixup_path_references(struct check *c, struct node *dt, - struct node *node, struct property *prop) +static void fixup_path_references(struct check *c, struct dt_info *dti, + struct node *node) { - struct marker *m = prop->val.markers; - struct node *refnode; - char *path; - - for_each_marker_of_type(m, REF_PATH) { - assert(m->offset <= prop->val.len); - - refnode = get_node_by_ref(dt, m->ref); - if (!refnode) { - FAIL(c, "Reference to non-existent node or label \"%s\"\n", - m->ref); - continue; - } + struct node *dt = dti->dt; + struct property *prop; + + for_each_property(node, prop) { + struct marker *m = prop->val.markers; + struct node *refnode; + char *path; + + for_each_marker_of_type(m, REF_PATH) { + assert(m->offset <= prop->val.len); - path = refnode->fullpath; - prop->val = data_insert_at_marker(prop->val, m, path, - strlen(path) + 1); + refnode = get_node_by_ref(dt, m->ref); + if (!refnode) { + FAIL(c, "Reference to non-existent node or label \"%s\"\n", + m->ref); + continue; + } + + path = refnode->fullpath; + prop->val = data_insert_at_marker(prop->val, m, path, + strlen(path) + 1); + } } } -ERROR(path_references, NULL, NULL, fixup_path_references, NULL, - &duplicate_node_names); +ERROR(path_references, fixup_path_references, NULL, &duplicate_node_names); /* * Semantic checks @@ -514,7 +544,7 @@ WARNING_IF_NOT_STRING(device_type_is_string, "device_type"); WARNING_IF_NOT_STRING(model_is_string, "model"); WARNING_IF_NOT_STRING(status_is_string, "status"); -static void fixup_addr_size_cells(struct check *c, struct node *dt, +static void fixup_addr_size_cells(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop; @@ -530,7 +560,7 @@ static void fixup_addr_size_cells(struct check *c, struct node *dt, if (prop) node->size_cells = propval_cell(prop); } -WARNING(addr_size_cells, NULL, fixup_addr_size_cells, NULL, NULL, +WARNING(addr_size_cells, fixup_addr_size_cells, NULL, &address_cells_is_cell, &size_cells_is_cell); #define node_addr_cells(n) \ @@ -538,7 +568,7 @@ WARNING(addr_size_cells, NULL, fixup_addr_size_cells, NULL, NULL, #define node_size_cells(n) \ (((n)->size_cells == -1) ? 1 : (n)->size_cells) -static void check_reg_format(struct check *c, struct node *dt, +static void check_reg_format(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop; @@ -560,14 +590,14 @@ static void check_reg_format(struct check *c, struct node *dt, size_cells = node_size_cells(node->parent); entrylen = (addr_cells + size_cells) * sizeof(cell_t); - if ((prop->val.len % entrylen) != 0) + if (!entrylen || (prop->val.len % entrylen) != 0) FAIL(c, "\"reg\" property in %s has invalid length (%d bytes) " "(#address-cells == %d, #size-cells == %d)", node->fullpath, prop->val.len, addr_cells, size_cells); } -NODE_WARNING(reg_format, NULL, &addr_size_cells); +WARNING(reg_format, check_reg_format, NULL, &addr_size_cells); -static void check_ranges_format(struct check *c, struct node *dt, +static void check_ranges_format(struct check *c, struct dt_info *dti, struct node *node) { struct property *prop; @@ -606,12 +636,12 @@ static void check_ranges_format(struct check *c, struct node *dt, p_addr_cells, c_addr_cells, c_size_cells); } } -NODE_WARNING(ranges_format, NULL, &addr_size_cells); +WARNING(ranges_format, check_ranges_format, NULL, &addr_size_cells); /* * Style checks */ -static void check_avoid_default_addr_size(struct check *c, struct node *dt, +static void check_avoid_default_addr_size(struct check *c, struct dt_info *dti, struct node *node) { struct property *reg, *ranges; @@ -633,14 +663,21 @@ static void check_avoid_default_addr_size(struct check *c, struct node *dt, FAIL(c, "Relying on default #size-cells value for %s", node->fullpath); } -NODE_WARNING(avoid_default_addr_size, NULL, &addr_size_cells); +WARNING(avoid_default_addr_size, check_avoid_default_addr_size, NULL, + &addr_size_cells); static void check_obsolete_chosen_interrupt_controller(struct check *c, - struct node *dt) + struct dt_info *dti, + struct node *node) { + struct node *dt = dti->dt; struct node *chosen; struct property *prop; + if (node != dt) + return; + + chosen = get_node_by_path(dt, "/chosen"); if (!chosen) return; @@ -650,7 +687,8 @@ static void check_obsolete_chosen_interrupt_controller(struct check *c, FAIL(c, "/chosen has obsolete \"interrupt-controller\" " "property"); } -TREE_WARNING(obsolete_chosen_interrupt_controller, NULL); +WARNING(obsolete_chosen_interrupt_controller, + check_obsolete_chosen_interrupt_controller, NULL); static struct check *check_table[] = { &duplicate_node_names, &duplicate_property_names, @@ -667,6 +705,8 @@ static struct check *check_table[] = { &addr_size_cells, ®_format, &ranges_format, + &unit_address_vs_reg, + &avoid_default_addr_size, &obsolete_chosen_interrupt_controller, @@ -734,9 +774,8 @@ void parse_checks_option(bool warn, bool error, const char *arg) die("Unrecognized check name \"%s\"\n", name); } -void process_checks(bool force, struct boot_info *bi) +void process_checks(bool force, struct dt_info *dti) { - struct node *dt = bi->dt; int i; int error = 0; @@ -744,7 +783,7 @@ void process_checks(bool force, struct boot_info *bi) struct check *c = check_table[i]; if (c->warn || c->error) - error = error || run_check(c, dt); + error = error || run_check(c, dti); } if (error) { diff --git a/scripts/dtc/dt_to_config b/scripts/dtc/dt_to_config new file mode 100755 index 000000000000..9a248b505c58 --- /dev/null +++ b/scripts/dtc/dt_to_config @@ -0,0 +1,1213 @@ +#!/usr/bin/perl + +# Copyright 2016 by Frank Rowand +# Copyright 2016 by Gaurav Minocha +# +# This file is subject to the terms and conditions of the GNU General Public +# License v2. + +use strict 'refs'; +use strict subs; + +use Getopt::Long; + +$VUFX = "160610a"; + +$script_name = $0; +$script_name =~ s|^.*/||; + + +# ----- constants for print_flags() + +# Position in string $pr_flags. Range of 0..($num_pr_flags - 1). +$pr_flag_pos_mcompatible = 0; +$pr_flag_pos_driver = 1; +$pr_flag_pos_mdriver = 2; +$pr_flag_pos_config = 3; +$pr_flag_pos_mconfig = 4; +$pr_flag_pos_node_not_enabled = 5; +$pr_flag_pos_white_list = 6; +$pr_flag_pos_hard_coded = 7; +$pr_flag_pos_config_hard_coded = 8; +$pr_flag_pos_config_none = 9; +$pr_flag_pos_config_m = 10; +$pr_flag_pos_config_y = 11; +$pr_flag_pos_config_test_fail = 12; + +$num_pr_flags = $pr_flag_pos_config_test_fail + 1; + +# flags in @pr_flag_value must be unique values to allow simple regular +# expessions to work for --include_flags and --exclude_flags. +# Convention: use upper case letters for potential issues or problems. + +@pr_flag_value = ('M', 'd', 'D', 'c', 'C', 'E', 'W', 'H', 'x', 'n', 'm', 'y', 'F'); + +@pr_flag_help = ( + "multiple compatibles found for this node", + "driver found for this compatible", + "multiple drivers found for this compatible", + "kernel config found for this driver", + "multiple config options found for this driver", + "node is not enabled", + "compatible is white listed", + "matching driver and/or kernel config is hard coded", + "kernel config hard coded in Makefile", + "one or more kernel config file options is not set", + "one or more kernel config file options is set to 'm'", + "one or more kernel config file options is set to 'y'", + "one of more kernel config file options fails to have correct value" +); + + +# ----- + +%driver_config = (); # driver config array, indexed by driver source file +%driver_count = (); # driver_cnt, indexed by compatible +%compat_driver = (); # compatible driver array, indexed by compatible +%existing_config = (); # existing config symbols present in given config file + # expected values are: "y", "m", a decimal number, a + # hex number, or a string + +# ----- magic compatibles, do not have a driver +# +# Will not search for drivers for these compatibles. + +%compat_white_list = ( + 'none' => '1', + 'pci' => '1', + 'simple-bus' => '1', +); + +# Will not search for drivers for these compatibles. +# +# These compatibles have a very large number of false positives. +# +# 'hardcoded_no_driver' is a magic value. Other code knows this +# magic value. Do not use 'no_driver' here! +# +# Revisit each 'hardcoded_no_driver' to see how the compatible +# is used. Are there drivers that can be provided? + +%driver_hard_code_list = ( + 'cache' => ['hardcoded_no_driver'], + 'eeprom' => ['hardcoded_no_driver'], + 'gpio' => ['hardcoded_no_driver'], + 'gpio-keys' => ['drivers/input/keyboard/gpio_keys.c'], + 'i2c-gpio' => ['drivers/i2c/busses/i2c-gpio.c'], + 'isa' => ['arch/mips/mti-malta/malta-dt.c', + 'arch/x86/kernel/devicetree.c'], + 'led' => ['hardcoded_no_driver'], + 'm25p32' => ['hardcoded_no_driver'], + 'm25p64' => ['hardcoded_no_driver'], + 'm25p80' => ['hardcoded_no_driver'], + 'mtd-ram' => ['drivers/mtd/maps/physmap_of.c'], + 'pwm-backlight' => ['drivers/video/backlight/pwm_bl.c'], + 'spidev' => ['hardcoded_no_driver'], + 'syscon' => ['drivers/mfd/syscon.c'], + 'tlv320aic23' => ['hardcoded_no_driver'], + 'wm8731' => ['hardcoded_no_driver'], +); + +# Use these config options instead of searching makefiles + +%driver_config_hard_code_list = ( + + # this one needed even if %driver_hard_code_list is empty + 'no_driver' => ['no_config'], + 'hardcoded_no_driver' => ['no_config'], + + # drivers/usb/host/ehci-ppc-of.c + # drivers/usb/host/ehci-xilinx-of.c + # are included from: + # drivers/usb/host/ehci-hcd.c + # thus the search of Makefile for the included .c files is incorrect + # ehci-hcd.c wraps the includes with ifdef CONFIG_USB_EHCI_HCD_..._OF + # + # similar model for ohci-hcd.c (but no ohci-xilinx-of.c) + # + # similarly, uhci-hcd.c includes uhci-platform.c + + 'drivers/usb/host/ehci-ppc-of.c' => ['CONFIG_USB_EHCI_HCD', + 'CONFIG_USB_EHCI_HCD_PPC_OF'], + 'drivers/usb/host/ohci-ppc-of.c' => ['CONFIG_USB_OHCI_HCD', + 'CONFIG_USB_OHCI_HCD_PPC_OF'], + + 'drivers/usb/host/ehci-xilinx-of.c' => ['CONFIG_USB_EHCI_HCD', + 'CONFIG_USB_EHCI_HCD_XILINX'], + + 'drivers/usb/host/uhci-platform.c' => ['CONFIG_USB_UHCI_HCD', + 'CONFIG_USB_UHCI_PLATFORM'], + + # scan_makefile will find only one of these config options: + # ifneq ($(CONFIG_SOC_IMX6)$(CONFIG_SOC_LS1021A),) + 'arch/arm/mach-imx/platsmp.c' => ['CONFIG_SOC_IMX6 && CONFIG_SMP', + 'CONFIG_SOC_LS1021A && CONFIG_SMP'], +); + + +# 'virt/kvm/arm/.*' are controlled by makefiles in other directories, +# using relative paths, such as 'KVM := ../../../virt/kvm'. Do not +# add complexity to find_kconfig() to deal with this. There is a long +# term intent to change the kvm related makefiles to the normal kernel +# style. After that is done, this entry can be removed from the +# black_list_driver. + +@black_list_driver = ( + # kvm no longer a problem after commit 503a62862e8f in 4.7-rc1 + # 'virt/kvm/arm/.*', +); + + +sub usage() +{ + print +" +Usage: $script_name [options] device-tree... + + device_tree is: dts_file | dtb_file | proc_device-tree + + +Valid options: + -c FILE Read kernel config options from FILE + --config FILE synonym for 'c' + --config-format config file friendly output format + --exclude-flag FLAG exclude entries with a matching flag + -h Display this message and exit + --help synonym for 'h' + --black-list-driver use driver black list + --white-list-config use config white list + --white-list-driver use driver white list + --include-flag FLAG include only entries with a matching flag + --include-suspect include only entries with an uppercase flag + --short-name do not show the path portion of the node name + --show-lists report of white and black lists + --version Display program version and exit + + + Report driver source files that match the compatibles in the device + tree file and the kernel config options that enable the driver source + files. + + This program must be run in the root directory of a Linux kernel + source tree. + + The default format is a report that is intended to be easily human + scannable. + + An alternate format can be selected by --config-format. This will + create output that can easily be edited to create a fragment that can + be appended to the existing kernel config file. Each entry consists of + multiple lines. The first line reports flags, the node path, compatible + value, driver file matching the compatible, configuration options, and + current values of the configuration options. For each configuration + option, the following lines report the current value and the value that + is required for the driver file to be included in the kernel. + + If a large number of drivers or config options is listed for a node, + and the '$pr_flag_value[$pr_flag_pos_hard_coded]' flag is set consider using --white-list-config and/or + --white-list-driver. If the white list option suppresses the correct + entry please report that as a bug. + + CAUTION: + This program uses heuristics to guess which driver(s) support each + compatible string and which config option(s) enables the driver(s). + Do not believe that the reported information is fully correct. + This program is intended to aid the process of determining the + proper kernel configuration for a device tree, but this is not + a fully automated process -- human involvement may still be + required! + + The driver match heuristic used is to search for source files + containing the compatible string enclosed in quotes. + + This program might not be able to find all drivers matching a + compatible string. + + Some makefiles are overly clever. This program was not made + complex enough to handle them. If no config option is listed + for a driver, look at the makefile for the driver source file. + Even if a config option is listed for a driver, some other + available config options may not be listed. + + FLAG values: +"; + + for ($k = 0; $k < $num_pr_flags; $k++) { + printf " %s %s\n", $pr_flag_value[$k], $pr_flag_help[$k]; + } + + print +" + Upper case letters indicate potential issues or problems. + + The flag: + +"; + + $k = $pr_flag_pos_hard_coded; + printf " %s %s\n", $pr_flag_value[$k], $pr_flag_help[$k]; + + print +" + will be set if the config or driver is in the white lists, even if + --white-list-config and --white-list-driver are not specified. + This is a hint that 1) many of these reported lines are likely to + be incorrect, and 2) using those options will reduce the number of + drivers and/or config options reported. + + --white-list-config and --white-list-driver may not be accurate if this + program is not well maintained. Use them with appropriate skepticism. + Use the --show-lists option to report the values in the list. + + Return value: + 0 if no error + 1 error processing command line + 2 unable to open or read kernel config file + 3 unable to open or process input device tree file(s) + + EXAMPLES: + + dt_to_config arch/arm/boot/dts/my_dts_file.dts + + Basic report. + + dt_to_config \\ + --config \${KBUILD_OUTPUT}/.config \\ + arch/\${ARCH}/boot/dts/my_dts_file.dts + + Full report, with config file issues noted. + + dt_to_config --include-suspect \\ + --config \${KBUILD_OUTPUT}/.config \\ + arch/\${ARCH}/boot/dts/my_dts_file.dts + + Report of node / compatible string / driver tuples that should + be further investigated. A node may have multiple compatible + strings. A compatible string may be matched by multiple drivers. + A driver may have config file issues noted. The compatible string + and/or driver may be in the white lists. + + dt_to_config --include-suspect --config-format \\ + --config ${KBUILD_OUTPUT}/.config \\ + arch/\${ARCH}/boot/dts/my_dts_file.dts + + Report of node / compatible string / driver tuples that should + be further investigated. The report can be edited to uncomment + the config options to select the desired tuple for a given node. + A node may have multiple compatible strings. A compatible string + may be matched by multiple drivers. A driver may have config file + issues noted. The compatible string and/or driver may be in the + white lists. + +"; +} + +sub set_flag() +{ + # pr_flags_ref is a reference to $pr_flags + + my $pr_flags_ref = shift; + my $pos = shift; + + substr $$pr_flags_ref, $pos, 1, $pr_flag_value[$pos]; + + return $pr_flags; +} + +sub print_flags() +{ + # return 1 if anything printed, else 0 + + # some fields of pn_arg_ref might not be used in this function, but + # extract all of them anyway. + my $pn_arg_ref = shift; + + my $compat = $pn_arg_ref->{compat}; + my $compatible_cnt = $pn_arg_ref->{compatible_cnt}; + my $config = $pn_arg_ref->{config}; + my $config_cnt = $pn_arg_ref->{config_cnt}; + my $driver = $pn_arg_ref->{driver}; + my $driver_cnt = $pn_arg_ref->{driver_cnt}; + my $full_node = $pn_arg_ref->{full_node}; + my $node = $pn_arg_ref->{node}; + my $node_enabled = $pn_arg_ref->{node_enabled}; + my $white_list = $pn_arg_ref->{white_list}; + + my $pr_flags = '-' x $num_pr_flags; + + + # ----- set flags in $pr_flags + + if ($compatible_cnt > 1) { + &set_flag(\$pr_flags, $pr_flag_pos_mcompatible); + } + + if ($config_cnt > 1) { + &set_flag(\$pr_flags, $pr_flag_pos_mconfig); + } + + if ($driver_cnt >= 1) { + &set_flag(\$pr_flags, $pr_flag_pos_driver); + } + + if ($driver_cnt > 1) { + &set_flag(\$pr_flags, $pr_flag_pos_mdriver); + } + + # These strings are the same way the linux kernel tests. + # The ePapr lists of values is slightly different. + if (!( + ($node_enabled eq "") || + ($node_enabled eq "ok") || + ($node_enabled eq "okay") + )) { + &set_flag(\$pr_flags, $pr_flag_pos_node_not_enabled); + } + + if ($white_list) { + &set_flag(\$pr_flags, $pr_flag_pos_white_list); + } + + if (exists($driver_hard_code_list{$compat}) || + (exists($driver_config_hard_code_list{$driver}) && + ($driver ne "no_driver"))) { + &set_flag(\$pr_flags, $pr_flag_pos_hard_coded); + } + + my @configs = split(' && ', $config); + for $configs (@configs) { + $not = $configs =~ /^!/; + $configs =~ s/^!//; + + if (($configs ne "no_config") && ($configs ne "no_makefile")) { + &set_flag(\$pr_flags, $pr_flag_pos_config); + } + + if (($config_cnt >= 1) && + ($configs !~ /CONFIG_/) && + (($configs ne "no_config") && ($configs ne "no_makefile"))) { + &set_flag(\$pr_flags, $pr_flag_pos_config_hard_coded); + } + + my $existing_config = $existing_config{$configs}; + if ($existing_config eq "m") { + &set_flag(\$pr_flags, $pr_flag_pos_config_m); + # Possible fail, depends on whether built in or + # module is desired. + &set_flag(\$pr_flags, $pr_flag_pos_config_test_fail); + } elsif ($existing_config eq "y") { + &set_flag(\$pr_flags, $pr_flag_pos_config_y); + if ($not) { + &set_flag(\$pr_flags, $pr_flag_pos_config_test_fail); + } + } elsif (($config_file) && ($configs =~ /CONFIG_/)) { + &set_flag(\$pr_flags, $pr_flag_pos_config_none); + if (!$not) { + &set_flag(\$pr_flags, $pr_flag_pos_config_test_fail); + } + } + } + + # ----- include / exclude filters + + if ($include_flag_pattern && ($pr_flags !~ m/$include_flag_pattern/)) { + return 0; + } + + if ($exclude_flag_pattern && ($pr_flags =~ m/$exclude_flag_pattern/)) { + return 0; + } + + if ($config_format) { + print "# "; + } + print "$pr_flags : "; + + return 1; +} + + +sub print_node() +{ + # return number of lines printed + + # some fields of pn_arg_ref might not be used in this function, but + # extract all of them anyway. + my $pn_arg_ref = shift; + + my $compat = $pn_arg_ref->{compat}; + my $compatible_cnt = $pn_arg_ref->{compatible_cnt}; + my $config = $pn_arg_ref->{config}; + my $config_cnt = $pn_arg_ref->{config_cnt}; + my $driver = $pn_arg_ref->{driver}; + my $driver_cnt = $pn_arg_ref->{driver_cnt}; + my $full_node = $pn_arg_ref->{full_node}; + my $node = $pn_arg_ref->{node}; + my $node_enabled = $pn_arg_ref->{node_enabled}; + my $white_list = $pn_arg_ref->{white_list}; + + my $separator; + + if (! &print_flags($pn_arg_ref)) { + return 0; + } + + + if ($short_name) { + print "$node"; + } else { + print "$full_node"; + } + print " : $compat : $driver : $config : "; + + my @configs = split(' && ', $config); + + if ($config_file) { + for $configs (@configs) { + $configs =~ s/^!//; + my $existing_config = $existing_config{$configs}; + if (!$existing_config) { + # check for /-m/, /-y/, or /-objs/ + if ($configs !~ /CONFIG_/) { + $existing_config = "x"; + }; + }; + if ($existing_config) { + print "$separator", "$existing_config"; + $separator = ", "; + } else { + print "$separator", "n"; + $separator = ", "; + } + } + } else { + print "none"; + } + + print "\n"; + + if ($config_format) { + for $configs (@configs) { + $not = $configs =~ /^!/; + $configs =~ s/^!//; + my $existing_config = $existing_config{$configs}; + + if ($not) { + if ($configs !~ /CONFIG_/) { + print "# $configs\n"; + } elsif ($existing_config eq "m") { + print "# $configs is m\n"; + print "# $configs=n\n"; + } elsif ($existing_config eq "y") { + print "# $configs is set\n"; + print "# $configs=n\n"; + } else { + print "# $configs is not set\n"; + print "# $configs=n\n"; + } + + } else { + if ($configs !~ /CONFIG_/) { + print "# $configs\n"; + } elsif ($existing_config eq "m") { + print "# $configs is m\n"; + print "# $configs=y\n"; + } elsif ($existing_config eq "y") { + print "# $configs is set\n"; + print "# $configs=y\n"; + } else { + print "# $configs is not set\n"; + print "# $configs=y\n"; + } + } + } + } + + return 1; +} + + +sub scan_makefile +{ + my $pn_arg_ref = shift; + my $driver = shift; + + # ----- Find Kconfig symbols that enable driver + + my ($dir, $base) = $driver =~ m{(.*)/(.*).c}; + + my $makefile = $dir . "/Makefile"; + if (! -r $makefile) { + $makefile = $dir . "/Kbuild"; + } + if (! -r $makefile) { + my $config; + + $config = 'no_makefile'; + push @{ $driver_config{$driver} }, $config; + return; + } + + if (!open(MAKEFILE_FILE, "<", "$makefile")) { + return; + } + + my $line; + my @config; + my @if_config; + my @make_var; + + NEXT_LINE: + while ($next_line = <MAKEFILE_FILE>) { + my $config; + my $if_config; + my $ifdef; + my $ifeq; + my $ifndef; + my $ifneq; + my $ifdef_config; + my $ifeq_config; + my $ifndef_config; + my $ifneq_config; + + chomp($next_line); + $line = $line . $next_line; + if ($next_line =~ /\\$/) { + $line =~ s/\\$/ /; + next NEXT_LINE; + } + if ($line =~ /^\s*#/) { + $line = ""; + next NEXT_LINE; + } + + # ----- condition ... else ... endif + + if ($line =~ /^([ ]\s*|)else\b/) { + $if_config = "!" . pop @if_config; + $if_config =~ s/^!!//; + push @if_config, $if_config; + $line =~ s/^([ ]\s*|)else\b//; + } + + ($null, $ifeq_config, $ifeq_config_val ) = $line =~ /^([ ]\s*|)ifeq\b.*\b(CONFIG_[A-Za-z0-9_]*)(.*)/; + ($null, $ifneq_config, $ifneq_config_val) = $line =~ /^([ ]\s*|)ifneq\b.*\b(CONFIG_[A-Za-z0-9_]*)(.*)/; + ($null, $ifdef_config) = $line =~ /^([ ]\s*|)ifdef\b.*\b(CONFIG_[A-Za-z0-9_]*)/; + ($null, $ifndef_config) = $line =~ /^([ ]\s*|)ifndef\b.*\b(CONFIG_[A-Za-z0-9_]*)/; + + ($null, $ifeq) = $line =~ /^([ ]\s*|)ifeq\b\s*(.*)/; + ($null, $ifneq) = $line =~ /^([ ]\s*|)ifneq\b\s*(.*)/; + ($null, $ifdef) = $line =~ /^([ ]\s*|)ifdef\b\s*(.*)/; + ($null, $ifndef) = $line =~ /^([ ]\s*|)ifndef\b\s*(.*)/; + + # Order of tests is important. Prefer "CONFIG_*" regex match over + # less specific regex match. + if ($ifdef_config) { + $if_config = $ifdef_config; + } elsif ($ifeq_config) { + if ($ifeq_config_val =~ /y/) { + $if_config = $ifeq_config; + } else { + $if_config = "!" . $ifeq_config; + } + } elsif ($ifndef_config) { + $if_config = "!" . $ifndef_config; + } elsif ($ifneq_config) { + if ($ifneq_config_val =~ /y/) { + $if_config = "!" . $ifneq_config; + } else { + $if_config = $ifneq_config; + } + } elsif ($ifdef) { + $if_config = $ifdef; + } elsif ($ifeq) { + $if_config = $ifeq; + } elsif ($ifndef) { + $if_config = "!" . $ifndef; + } elsif ($ifneq) { + $if_config = "!" . $ifneq; + } else { + $if_config = ""; + } + $if_config =~ s/^!!//; + + if ($if_config) { + push @if_config, $if_config; + $line = ""; + next NEXT_LINE; + } + + if ($line =~ /^([ ]\s*|)endif\b/) { + pop @if_config; + $line = ""; + next NEXT_LINE; + } + + # ----- simple CONFIG_* = *.[co] or xxx [+:?]*= *.[co] + # Most makefiles select on *.o, but + # arch/powerpc/boot/Makefile selects on *.c + + ($config) = $line =~ /(CONFIG_[A-Za-z0-9_]+).*\b$base.[co]\b/; + + # ----- match a make variable instead of *.[co] + # Recursively expanded variables are not handled. + + if (!$config) { + my $make_var; + ($make_var) = $line =~ /\s*(\S+?)\s*[+:\?]*=.*\b$base.[co]\b/; + if ($make_var) { + if ($make_var =~ /[a-zA-Z0-9]+-[ym]/) { + $config = $make_var; + } elsif ($make_var =~ /[a-zA-Z0-9]+-objs/) { + $config = $make_var; + } else { + push @make_var, $make_var; + } + } + } + + if (!$config) { + for $make_var (@make_var) { + ($config) = $line =~ /(CONFIG_[A-Za-z0-9_]+).*\b$make_var\b/; + last if ($config); + } + } + + if (!$config) { + for $make_var (@make_var) { + ($config) = $line =~ /\s*(\S+?)\s*[+:\?]*=.*\b$make_var\b/; + last if ($config); + } + } + + # ----- next if no config found + + if (!$config) { + $line = ""; + next NEXT_LINE; + } + + for $if_config (@if_config) { + $config = $if_config . " && " . $config; + } + + push @{ $driver_config{$driver} }, $config; + + $line = ""; + } + + close(MAKEFILE_FILE); + +} + + +sub find_kconfig +{ + my $pn_arg_ref = shift; + my $driver = shift; + + my $lines_printed = 0; + my @configs; + + if (!@{ $driver_config{$driver} }) { + &scan_makefile($pn_arg_ref, $driver); + if (!@{ $driver_config{$driver} }) { + push @{ $driver_config{$driver} }, "no_config"; + } + } + + @configs = @{ $driver_config{$driver} }; + + $$pn_arg_ref{config_cnt} = $#configs + 1; + for my $config (@configs) { + $$pn_arg_ref{config} = $config; + $lines_printed += &print_node($pn_arg_ref); + } + + return $lines_printed; +} + + +sub handle_compatible() +{ + my $full_node = shift; + my $node = shift; + my $compatible = shift; + my $node_enabled = shift; + + my $compat; + my $lines_printed = 0; + my %pn_arg = (); + + return if (!$node or !$compatible); + + # Do not process compatible property of root node, + # it is used to match board, not to bind a driver. + return if ($node eq "/"); + + $pn_arg{full_node} = $full_node; + $pn_arg{node} = $node; + $pn_arg{node_enabled} = $node_enabled; + + my @compatibles = split('", "', $compatible); + + $compatibles[0] =~ s/^"//; + $compatibles[$#compatibles] =~ s/"$//; + + $pn_arg{compatible_cnt} = $#compatibles + 1; + + COMPAT: + for $compat (@compatibles) { + + $pn_arg{compat} = $compat; + $pn_arg{driver_cnt} = 0; + $pn_arg{white_list} = 0; + + if (exists($compat_white_list{$compat})) { + $pn_arg{white_list} = 1; + $pn_arg{driver} = "no_driver"; + $pn_arg{config_cnt} = 1; + $pn_arg{config} = "no_config"; + $lines_printed += &print_node(\%pn_arg); + next COMPAT; + } + + # ----- if compat previously seen, use cached info + + if (exists($compat_driver{$compat})) { + for my $driver (@{ $compat_driver{$compat} }) { + $pn_arg{driver} = $driver; + $pn_arg{driver_cnt} = $driver_count{$compat}; + $pn_arg{config_cnt} = $#{ $driver_config{$driver}} + 1; + + for my $config (@{ $driver_config{$driver} }) { + $pn_arg{config} = $config; + $lines_printed += &print_node(\%pn_arg); + } + + if (!@{ $driver_config{$driver} }) { + # no config cached yet + # $driver in %driver_hard_code_list + # but not %driver_config_hard_code_list + $lines_printed += &find_kconfig(\%pn_arg, $driver); + } + } + next COMPAT; + } + + + # ----- Find drivers (source files that contain compatible) + + # this will miss arch/sparc/include/asm/parport.h + # It is better to move the compatible out of the .h + # than to add *.h. to the files list, because *.h generates + # a lot of false negatives. + my $files = '"*.c"'; + my $drivers = `git grep -l '"$compat"' -- $files`; + chomp($drivers); + if ($drivers eq "") { + $pn_arg{driver} = "no_driver"; + $pn_arg{config_cnt} = 1; + $pn_arg{config} = "no_config"; + push @{ $compat_driver{$compat} }, "no_driver"; + $lines_printed += &print_node(\%pn_arg); + next COMPAT; + } + + my @drivers = split("\n", $drivers); + $driver_count{$compat} = $#drivers + 1; + $pn_arg{driver_cnt} = $#drivers + 1; + + DRIVER: + for my $driver (@drivers) { + push @{ $compat_driver{$compat} }, $driver; + $pn_arg{driver} = $driver; + + # ----- if driver previously seen, use cached info + + $pn_arg{config_cnt} = $#{ $driver_config{$driver} } + 1; + for my $config (@{ $driver_config{$driver} }) { + $pn_arg{config} = $config; + $lines_printed += &print_node(\%pn_arg); + } + if (@{ $driver_config{$driver} }) { + next DRIVER; + } + + if ($black_list_driver) { + for $black (@black_list_driver) { + next DRIVER if ($driver =~ /^$black$/); + } + } + + + # ----- Find Kconfig symbols that enable driver + + $lines_printed += &find_kconfig(\%pn_arg, $driver); + + } + } + + # White space (line) between nodes for readability. + # Each node may report several compatibles. + # For each compatible, multiple drivers may be reported. + # For each driver, multiple CONFIG_ options may be reported. + if ($lines_printed) { + print "\n"; + } +} + +sub read_dts() +{ + my $file = shift; + + my $compatible = ""; + my $line; + my $node = ""; + my $node_enabled = ""; + + if (! -r $file) { + print STDERR "file '$file' is not readable or does not exist\n"; + exit 3; + } + + if (!open(DT_FILE, "-|", "$dtx_diff $file")) { + print STDERR "\n"; + print STDERR "shell command failed:\n"; + print STDERR " $dtx_diff $file\n"; + print STDERR "\n"; + exit 3; + } + + FILE: + while ($line = <DT_FILE>) { + chomp($line); + + if ($line =~ /{/) { + + &handle_compatible($full_node, $node, $compatible, + $node_enabled); + + while ($end_node_count-- > 0) { + pop @full_node; + }; + $end_node_count = 0; + $full_node = @full_node[-1]; + + $node = $line; + $node =~ s/^\s*(.*)\s+\{.*/$1/; + $node =~ s/.*: //; + if ($node eq '/' ) { + $full_node = '/'; + } elsif ($full_node ne '/') { + $full_node = $full_node . '/' . $node; + } else { + $full_node = '/' . $node; + } + push @full_node, $full_node; + + $compatible = ""; + $node_enabled = ""; + next FILE; + } + + if ($line =~ /}/) { + $end_node_count++; + } + + if ($line =~ /(\s+|^)status =/) { + $node_enabled = $line; + $node_enabled =~ s/^\t*//; + $node_enabled =~ s/^status = "//; + $node_enabled =~ s/";$//; + next FILE; + } + + if ($line =~ /(\s+|^)compatible =/) { + # Extract all compatible entries for this device + # White space matching here and in handle_compatible() is + # precise, because input format is the output of dtc, + # which is invoked by dtx_diff. + $compatible = $line; + $compatible =~ s/^\t*//; + $compatible =~ s/^compatible = //; + $compatible =~ s/;$//; + } + } + + &handle_compatible($full_node, $node, $compatible, $node_enabled); + + close(DT_FILE); +} + + +sub read_config_file() +{ + if (! -r $config_file) { + print STDERR "file '$config_file' is not readable or does not exist\n"; + exit 2; + } + + if (!open(CONFIG_FILE, "<", "$config_file")) { + print STDERR "open $config_file failed\n"; + exit 2; + } + + my @line; + + LINE: + while ($line = <CONFIG_FILE>) { + chomp($line); + next LINE if ($line =~ /^\s*#/); + next LINE if ($line =~ /^\s*$/); + @line = split /=/, $line; + $existing_config{@line[0]} = @line[1]; + } + + close(CONFIG_FILE); +} + + +sub cmd_line_err() +{ + my $msg = shift; + + print STDERR "\n"; + print STDERR " ERROR processing command line options\n"; + print STDERR " $msg\n" if ($msg ne ""); + print STDERR "\n"; + print STDERR " For help, type '$script_name --help'\n"; + print STDERR "\n"; +} + + +# ----------------------------------------------------------------------------- +# program entry point + +Getopt::Long::Configure("no_ignore_case", "bundling"); + +if (!GetOptions( + "c=s" => \$config_file, + "config=s" => \$config_file, + "config-format" => \$config_format, + "exclude-flag=s" => \@exclude_flag, + "h" => \$help, + "help" => \$help, + "black-list-driver" => \$black_list_driver, + "white-list-config" => \$white_list_config, + "white-list-driver" => \$white_list_driver, + "include-flag=s" => \@include_flag, + "include-suspect" => \$include_suspect, + "short-name" => \$short_name, + "show-lists" => \$show_lists, + "version" => \$version, + )) { + + &cmd_line_err(); + + exit 1; +} + + +my $exit_after_messages = 0; + +if ($version) { + print STDERR "\n$script_name $VUFX\n\n"; + $exit_after_messages = 1; +} + + +if ($help) { + &usage; + $exit_after_messages = 1; +} + + +if ($show_lists) { + + print "\n"; + print "These compatibles are hard coded to have no driver.\n"; + print "\n"; + for my $compat (sort keys %compat_white_list) { + print " $compat\n"; + } + + + print "\n\n"; + print "The driver for these compatibles is hard coded (white list).\n"; + print "\n"; + my $max_compat_len = 0; + for my $compat (sort keys %driver_hard_code_list) { + if (length $compat > $max_compat_len) { + $max_compat_len = length $compat; + } + } + for my $compat (sort keys %driver_hard_code_list) { + if (($driver ne "hardcoded_no_driver") && ($driver ne "no_driver")) { + my $first = 1; + for my $driver (@{ $driver_hard_code_list{$compat} }) { + if ($first) { + print " $compat"; + print " " x ($max_compat_len - length $compat); + $first = 0; + } else { + print " ", " " x $max_compat_len; + } + print " $driver\n"; + } + } + } + + + print "\n\n"; + print "The configuration option for these drivers is hard coded (white list).\n"; + print "\n"; + my $max_driver_len = 0; + for my $driver (sort keys %driver_config_hard_code_list) { + if (length $driver > $max_driver_len) { + $max_driver_len = length $driver; + } + } + for my $driver (sort keys %driver_config_hard_code_list) { + if (($driver ne "hardcoded_no_driver") && ($driver ne "no_driver")) { + my $first = 1; + for my $config (@{ $driver_config_hard_code_list{$driver} }) { + if ($first) { + print " $driver"; + print " " x ($max_driver_len - length $driver); + $first = 0; + } else { + print " ", " " x $max_driver_len; + } + print " $config\n"; + } + } + } + + + print "\n\n"; + print "These drivers are black listed.\n"; + print "\n"; + for my $driver (@black_list_driver) { + print " $driver\n"; + } + + print "\n"; + + $exit_after_messages = 1; +} + + +if ($exit_after_messages) { + exit 0; +} + + +$exclude_flag_pattern = "["; +for my $exclude_flag (@exclude_flag) { + $exclude_flag_pattern = $exclude_flag_pattern . $exclude_flag; +} +$exclude_flag_pattern = $exclude_flag_pattern . "]"; +# clean up if empty +$exclude_flag_pattern =~ s/^\[\]$//; + + +$include_flag_pattern = "["; +for my $include_flag (@include_flag) { + $include_flag_pattern = $include_flag_pattern . $include_flag; +} +$include_flag_pattern = $include_flag_pattern . "]"; +# clean up if empty +$include_flag_pattern =~ s/^\[\]$//; + + +if ($exclude_flag_pattern) { + my $found = 0; + for $pr_flag_value (@pr_flag_value) { + if ($exclude_flag_pattern =~ m/$pr_flag_value/) { + $found = 1; + } + } + if (!$found) { + &cmd_line_err("invalid value for FLAG in --exclude-flag\n"); + exit 1 + } +} + +if ($include_flag_pattern) { + my $found = 0; + for $pr_flag_value (@pr_flag_value) { + if ($include_flag_pattern =~ m/$pr_flag_value/) { + $found = 1; + } + } + if (!$found) { + &cmd_line_err("invalid value for FLAG in --include-flag\n"); + exit 1 + } +} + +if ($include_suspect) { + $include_flag_pattern =~ s/\[//; + $include_flag_pattern =~ s/\]//; + $include_flag_pattern = "[" . $include_flag_pattern . "A-Z]"; +} + +if ($exclude_flag_pattern =~ m/$include_flag_pattern/) { + &cmd_line_err("the same flag appears in both --exclude-flag and --include-flag or --include-suspect\n"); + exit 1 +} + + +# ($#ARGV < 0) is valid for --help, --version +if ($#ARGV < 0) { + &cmd_line_err("device-tree... is required"); + exit 1 +} + + +if ($config_file) { + &read_config_file(); +} + + +# avoid pushing duplicates for this value +$driver = "hardcoded_no_driver"; +for $config ( @{ $driver_config_hard_code_list{$driver} } ) { + push @{ $driver_config{$driver} }, $config; +} + +if ($white_list_driver) { + for my $compat (keys %driver_hard_code_list) { + for my $driver (@{ $driver_hard_code_list{$compat} }) { + push @{ $compat_driver{$compat} }, $driver; + if ($driver ne "hardcoded_no_driver") { + $driver_count{$compat} = scalar @{ $compat_driver{$compat} }; + } + } + } +} + +if ($white_list_config) { + for my $driver (keys %driver_config_hard_code_list) { + if ($driver ne "hardcoded_no_driver") { + for $config ( @{ $driver_config_hard_code_list{$driver} } ) { + push @{ $driver_config{$driver} }, $config; + } + } + } +} + +if (-x "scripts/dtc/dtx_diff") { + $dtx_diff = "scripts/dtc/dtx_diff"; +} else { + + print STDERR "\n"; + print STDERR "$script_name must be run from the root directory of a Linux kernel tree\n"; + print STDERR "\n"; + exit 3; +} + +for $file (@ARGV) { + &read_dts($file); +} diff --git a/scripts/dtc/dtc-lexer.l b/scripts/dtc/dtc-lexer.l index a9b58b71e25e..cf7707be43aa 100644 --- a/scripts/dtc/dtc-lexer.l +++ b/scripts/dtc/dtc-lexer.l @@ -72,24 +72,32 @@ static void lexical_error(const char *fmt, ...); } <*>^"#"(line)?[ \t]+[0-9]+[ \t]+{STRING}([ \t]+[0-9]+)? { - char *line, *tmp, *fn; + char *line, *fnstart, *fnend; + struct data fn; /* skip text before line # */ line = yytext; while (!isdigit((unsigned char)*line)) line++; - /* skip digits in line # */ - tmp = line; - while (!isspace((unsigned char)*tmp)) - tmp++; - /* "NULL"-terminate line # */ - *tmp = '\0'; - /* start of filename */ - fn = strchr(tmp + 1, '"') + 1; - /* strip trailing " from filename */ - tmp = strchr(fn, '"'); - *tmp = 0; + + /* regexp ensures that first and list " + * in the whole yytext are those at + * beginning and end of the filename string */ + fnstart = memchr(yytext, '"', yyleng); + for (fnend = yytext + yyleng - 1; + *fnend != '"'; fnend--) + ; + assert(fnstart && fnend && (fnend > fnstart)); + + fn = data_copy_escape_string(fnstart + 1, + fnend - fnstart - 1); + + /* Don't allow nuls in filenames */ + if (memchr(fn.val, '\0', fn.len - 1)) + lexical_error("nul in line number directive"); + /* -1 since #line is the number of the next line */ - srcpos_set_line(xstrdup(fn), atoi(line) - 1); + srcpos_set_line(xstrdup(fn.val), atoi(line) - 1); + data_free(fn); } <*><<EOF>> { @@ -112,6 +120,11 @@ static void lexical_error(const char *fmt, ...); return DT_V1; } +<*>"/plugin/" { + DPRINT("Keyword: /plugin/\n"); + return DT_PLUGIN; + } + <*>"/memreserve/" { DPRINT("Keyword: /memreserve/\n"); BEGIN_DEFAULT(); @@ -152,7 +165,10 @@ static void lexical_error(const char *fmt, ...); errno = 0; yylval.integer = strtoull(yytext, &e, 0); - assert(!(*e) || !e[strspn(e, "UL")]); + if (*e && e[strspn(e, "UL")]) { + lexical_error("Bad integer literal '%s'", + yytext); + } if (errno == ERANGE) lexical_error("Integer literal '%s' out of range", @@ -172,16 +188,16 @@ static void lexical_error(const char *fmt, ...); if (d.len == 1) { lexical_error("Empty character literal"); yylval.integer = 0; - return DT_CHAR_LITERAL; - } + } else { + yylval.integer = (unsigned char)d.val[0]; - yylval.integer = (unsigned char)d.val[0]; - - if (d.len > 2) - lexical_error("Character literal has %d" - " characters instead of 1", - d.len - 1); + if (d.len > 2) + lexical_error("Character literal has %d" + " characters instead of 1", + d.len - 1); + } + data_free(d); return DT_CHAR_LITERAL; } diff --git a/scripts/dtc/dtc-lexer.lex.c_shipped b/scripts/dtc/dtc-lexer.lex.c_shipped index 26932b00cf2d..e3663ce1af5d 100644 --- a/scripts/dtc/dtc-lexer.lex.c_shipped +++ b/scripts/dtc/dtc-lexer.lex.c_shipped @@ -8,8 +8,8 @@ #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 -#define YY_FLEX_MINOR_VERSION 5 -#define YY_FLEX_SUBMINOR_VERSION 39 +#define YY_FLEX_MINOR_VERSION 6 +#define YY_FLEX_SUBMINOR_VERSION 1 #if YY_FLEX_SUBMINOR_VERSION > 0 #define FLEX_BETA #endif @@ -88,25 +88,13 @@ typedef unsigned int flex_uint32_t; #endif /* ! FLEXINT_H */ -#ifdef __cplusplus - -/* The "const" storage-class-modifier is valid. */ -#define YY_USE_CONST - -#else /* ! __cplusplus */ - -/* C99 requires __STDC__ to be defined as 1. */ -#if defined (__STDC__) - -#define YY_USE_CONST - -#endif /* defined (__STDC__) */ -#endif /* ! __cplusplus */ - -#ifdef YY_USE_CONST +/* TODO: this is always defined, so inline it */ #define yyconst const + +#if defined(__GNUC__) && __GNUC__ >= 3 +#define yynoreturn __attribute__((__noreturn__)) #else -#define yyconst +#define yynoreturn #endif /* Returned upon end-of-file. */ @@ -167,7 +155,7 @@ typedef struct yy_buffer_state *YY_BUFFER_STATE; typedef size_t yy_size_t; #endif -extern yy_size_t yyleng; +extern int yyleng; extern FILE *yyin, *yyout; @@ -206,12 +194,12 @@ struct yy_buffer_state /* Size of input buffer in bytes, not including room for EOB * characters. */ - yy_size_t yy_buf_size; + int yy_buf_size; /* Number of characters read into yy_ch_buf, not including EOB * characters. */ - yy_size_t yy_n_chars; + int yy_n_chars; /* Whether we "own" the buffer - i.e., we know we created it, * and can realloc() it to grow it, and should free() it to @@ -234,7 +222,7 @@ struct yy_buffer_state int yy_bs_lineno; /**< The line count. */ int yy_bs_column; /**< The column count. */ - + /* Whether to try to fill the input buffer when we reach the * end of it. */ @@ -262,7 +250,7 @@ struct yy_buffer_state /* Stack of input buffers. */ static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ -static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ +static YY_BUFFER_STATE * yy_buffer_stack = NULL; /**< Stack as an array. */ /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general @@ -281,11 +269,11 @@ static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ /* yy_hold_char holds the character lost when yytext is formed. */ static char yy_hold_char; -static yy_size_t yy_n_chars; /* number of characters read into yy_ch_buf */ -yy_size_t yyleng; +static int yy_n_chars; /* number of characters read into yy_ch_buf */ +int yyleng; /* Points to current character in buffer. */ -static char *yy_c_buf_p = (char *) 0; +static char *yy_c_buf_p = NULL; static int yy_init = 0; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ @@ -310,7 +298,7 @@ static void yy_init_buffer (YY_BUFFER_STATE b,FILE *file ); YY_BUFFER_STATE yy_scan_buffer (char *base,yy_size_t size ); YY_BUFFER_STATE yy_scan_string (yyconst char *yy_str ); -YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,yy_size_t len ); +YY_BUFFER_STATE yy_scan_bytes (yyconst char *bytes,int len ); void *yyalloc (yy_size_t ); void *yyrealloc (void *,yy_size_t ); @@ -342,12 +330,12 @@ void yyfree (void * ); /* Begin user sect3 */ -#define yywrap() 1 +#define yywrap() (/*CONSTCOND*/1) #define YY_SKIP_YYWRAP typedef unsigned char YY_CHAR; -FILE *yyin = (FILE *) 0, *yyout = (FILE *) 0; +FILE *yyin = NULL, *yyout = NULL; typedef int yy_state_type; @@ -356,25 +344,28 @@ extern int yylineno; int yylineno = 1; extern char *yytext; +#ifdef yytext_ptr +#undef yytext_ptr +#endif #define yytext_ptr yytext static yy_state_type yy_get_previous_state (void ); static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); static int yy_get_next_buffer (void ); -static void yy_fatal_error (yyconst char msg[] ); +static void yynoreturn yy_fatal_error (yyconst char* msg ); /* Done after the current pattern has been matched and before the * corresponding action - sets up yytext. */ #define YY_DO_BEFORE_ACTION \ (yytext_ptr) = yy_bp; \ - yyleng = (size_t) (yy_cp - yy_bp); \ + yyleng = (int) (yy_cp - yy_bp); \ (yy_hold_char) = *yy_cp; \ *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 @@ -382,28 +373,29 @@ struct yy_trans_info flex_int32_t yy_verify; flex_int32_t yy_nxt; }; -static yyconst flex_int16_t yy_accept[159] = +static yyconst flex_int16_t yy_accept[166] = { 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, - 13, 19, 0, 0, 0, 0, 0, 0, 0, 0, - - 0, 16, 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, 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, + 0, 0, 1, 0, 0, 0, 0, 6, 9, 0, + 0, 0, 0, 8, 0 } ; -static yyconst flex_int32_t yy_ec[256] = +static yyconst YY_CHAR yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, @@ -416,9 +408,9 @@ 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, @@ -435,163 +427,165 @@ static yyconst flex_int32_t yy_ec[256] = 1, 1, 1, 1, 1 } ; -static yyconst flex_int32_t yy_meta[47] = +static yyconst YY_CHAR 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, 4 + 8, 8, 8, 8, 3, 1, 4 } ; -static yyconst flex_int16_t yy_base[173] = +static yyconst flex_uint16_t yy_base[180] = { 0, - 0, 383, 34, 382, 65, 381, 37, 105, 387, 391, - 54, 111, 367, 110, 109, 109, 112, 41, 366, 104, - 367, 338, 124, 117, 0, 144, 391, 0, 121, 0, - 135, 155, 140, 179, 391, 160, 391, 379, 391, 0, - 368, 141, 391, 167, 370, 376, 346, 103, 342, 345, - 391, 391, 391, 391, 391, 358, 391, 391, 175, 342, - 338, 391, 355, 0, 185, 339, 184, 347, 346, 0, - 0, 322, 175, 357, 175, 363, 352, 324, 330, 323, - 332, 326, 201, 324, 329, 322, 391, 333, 181, 309, - 391, 341, 340, 313, 320, 338, 178, 311, 146, 317, - - 314, 315, 335, 331, 303, 300, 309, 299, 308, 188, - 336, 335, 391, 305, 320, 281, 283, 271, 203, 288, - 281, 271, 266, 264, 245, 242, 208, 104, 391, 391, - 244, 218, 204, 219, 206, 224, 201, 212, 204, 229, - 215, 208, 207, 200, 219, 391, 233, 221, 200, 181, - 391, 391, 149, 122, 86, 41, 391, 391, 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[173] = +static yyconst flex_int16_t yy_def[180] = { 0, - 158, 1, 1, 3, 158, 5, 1, 1, 158, 158, - 158, 158, 158, 159, 160, 161, 158, 158, 158, 158, - 162, 158, 158, 158, 163, 162, 158, 164, 165, 164, - 164, 158, 158, 158, 158, 159, 158, 159, 158, 166, - 158, 161, 158, 161, 167, 168, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 162, 158, 158, 158, 158, - 158, 158, 162, 164, 165, 164, 158, 158, 158, 169, - 166, 170, 161, 167, 167, 168, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 164, 158, 158, 169, 170, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - - 158, 164, 158, 158, 158, 158, 158, 158, 158, 171, - 158, 164, 158, 158, 158, 158, 158, 158, 171, 158, - 171, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 172, 158, 158, 158, 172, 158, 172, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 0, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158 + 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[438] = +static yyconst flex_uint16_t yy_nxt[449] = { 0, 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, 10, 22, 10, 24, 25, 25, 25, - 32, 33, 33, 157, 26, 34, 34, 34, 51, 52, - 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, 10, 22, - 10, 23, 34, 34, 34, 37, 39, 43, 32, 33, - 33, 45, 54, 55, 46, 59, 45, 64, 156, 46, - 64, 64, 64, 79, 44, 38, 59, 57, 134, 47, - 135, 48, 80, 49, 47, 50, 48, 99, 61, 43, - 50, 110, 41, 67, 67, 67, 60, 63, 63, 63, - 57, 155, 68, 69, 63, 37, 44, 66, 67, 67, - 67, 63, 63, 63, 63, 73, 59, 68, 69, 70, - 34, 34, 34, 43, 75, 38, 154, 92, 83, 83, - 83, 64, 44, 120, 64, 64, 64, 67, 67, 67, - - 44, 57, 99, 68, 69, 107, 68, 69, 120, 127, - 108, 153, 152, 121, 83, 83, 83, 133, 133, 133, - 146, 133, 133, 133, 146, 140, 140, 140, 121, 141, - 140, 140, 140, 151, 141, 158, 150, 149, 148, 144, - 147, 143, 142, 139, 147, 36, 36, 36, 36, 36, - 36, 36, 36, 40, 138, 137, 136, 40, 40, 42, - 42, 42, 42, 42, 42, 42, 42, 56, 56, 56, - 56, 62, 132, 62, 64, 131, 130, 64, 129, 64, - 64, 65, 128, 158, 65, 65, 65, 65, 71, 127, - 71, 71, 74, 74, 74, 74, 74, 74, 74, 74, - - 76, 76, 76, 76, 76, 76, 76, 76, 89, 126, - 89, 90, 125, 90, 90, 124, 90, 90, 119, 119, - 119, 119, 119, 119, 119, 119, 145, 145, 145, 145, - 145, 145, 145, 145, 123, 122, 59, 59, 118, 117, - 116, 115, 114, 113, 45, 112, 108, 111, 109, 106, - 105, 104, 46, 103, 91, 87, 102, 101, 100, 98, - 97, 96, 95, 94, 93, 77, 75, 91, 88, 87, - 86, 57, 85, 84, 57, 82, 81, 78, 77, 75, - 72, 158, 58, 57, 53, 35, 158, 31, 23, 23, - 9, 158, 158, 158, 158, 158, 158, 158, 158, 158, - - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158 + 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[438] = +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, 3, 3, 3, 3, - 7, 7, 7, 156, 3, 11, 11, 11, 18, 18, - 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, + 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, 8, 12, 12, 12, 14, 15, 16, 8, 8, - 8, 17, 20, 20, 17, 23, 24, 29, 155, 24, - 29, 29, 29, 48, 16, 14, 31, 29, 128, 17, - 128, 17, 48, 17, 24, 17, 24, 99, 24, 42, - 24, 99, 15, 33, 33, 33, 23, 26, 26, 26, - 26, 154, 33, 33, 26, 36, 42, 31, 32, 32, - 32, 26, 26, 26, 26, 44, 59, 32, 32, 32, - 34, 34, 34, 73, 75, 36, 153, 75, 59, 59, - 59, 65, 44, 110, 65, 65, 65, 67, 67, 67, - - 73, 65, 83, 89, 89, 97, 67, 67, 119, 127, - 97, 150, 149, 110, 83, 83, 83, 133, 133, 133, - 141, 127, 127, 127, 145, 136, 136, 136, 119, 136, - 140, 140, 140, 148, 140, 147, 144, 143, 142, 139, - 141, 138, 137, 135, 145, 159, 159, 159, 159, 159, - 159, 159, 159, 160, 134, 132, 131, 160, 160, 161, - 161, 161, 161, 161, 161, 161, 161, 162, 162, 162, - 162, 163, 126, 163, 164, 125, 124, 164, 123, 164, - 164, 165, 122, 121, 165, 165, 165, 165, 166, 120, - 166, 166, 167, 167, 167, 167, 167, 167, 167, 167, - - 168, 168, 168, 168, 168, 168, 168, 168, 169, 118, - 169, 170, 117, 170, 170, 116, 170, 170, 171, 171, - 171, 171, 171, 171, 171, 171, 172, 172, 172, 172, - 172, 172, 172, 172, 115, 114, 112, 111, 109, 108, - 107, 106, 105, 104, 103, 102, 101, 100, 98, 96, - 95, 94, 93, 92, 90, 88, 86, 85, 84, 82, - 81, 80, 79, 78, 77, 76, 74, 72, 69, 68, - 66, 63, 61, 60, 56, 50, 49, 47, 46, 45, + 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, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158, 158, 158, 158, - 158, 158, 158, 158, 158, 158, 158 + 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; @@ -661,7 +655,7 @@ static int dts_version = 1; static void push_input_file(const char *filename); static bool pop_input_file(void); static void lexical_error(const char *fmt, ...); -#line 666 "dtc-lexer.lex.c" +#line 660 "dtc-lexer.lex.c" #define INITIAL 0 #define BYTESTRING 1 @@ -697,19 +691,19 @@ void yyset_extra (YY_EXTRA_TYPE user_defined ); FILE *yyget_in (void ); -void yyset_in (FILE * in_str ); +void yyset_in (FILE * _in_str ); FILE *yyget_out (void ); -void yyset_out (FILE * out_str ); +void yyset_out (FILE * _out_str ); -yy_size_t yyget_leng (void ); + int yyget_leng (void ); char *yyget_text (void ); int yyget_lineno (void ); -void yyset_lineno (int line_number ); +void yyset_lineno (int _line_number ); /* Macros after this point can all be overridden by user definitions in * section 1. @@ -723,6 +717,10 @@ extern int yywrap (void ); #endif #endif +#ifndef YY_NO_UNPUT + +#endif + #ifndef yytext_ptr static void yy_flex_strncpy (char *,yyconst char *,int ); #endif @@ -756,7 +754,7 @@ static int input (void ); /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ -#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0) +#define ECHO do { if (fwrite( yytext, (size_t) yyleng, 1, yyout )) {} } while (0) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, @@ -780,7 +778,7 @@ static int input (void ); else \ { \ errno=0; \ - while ( (result = fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ + while ( (result = (int) fread(buf, 1, max_size, yyin))==0 && ferror(yyin)) \ { \ if( errno != EINTR) \ { \ @@ -835,7 +833,7 @@ extern int yylex (void); /* Code executed at the end of each rule. */ #ifndef YY_BREAK -#define YY_BREAK break; +#define YY_BREAK /*LINTED*/break; #endif #define YY_RULE_SETUP \ @@ -848,9 +846,9 @@ extern int yylex (void); */ YY_DECL { - register yy_state_type yy_current_state; - register char *yy_cp, *yy_bp; - register int yy_act; + yy_state_type yy_current_state; + char *yy_cp, *yy_bp; + int yy_act; if ( !(yy_init) ) { @@ -881,9 +879,9 @@ YY_DECL { #line 68 "dtc-lexer.l" -#line 886 "dtc-lexer.lex.c" +#line 884 "dtc-lexer.lex.c" - while ( 1 ) /* loops until end-of-file is reached */ + while ( /*CONSTCOND*/1 ) /* loops until end-of-file is reached */ { yy_cp = (yy_c_buf_p); @@ -900,7 +898,7 @@ YY_DECL yy_match: do { - register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ; + YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)] ; if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; @@ -909,13 +907,13 @@ 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 >= 159 ) + 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_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; ++yy_cp; } - while ( yy_current_state != 158 ); + while ( yy_current_state != 165 ); yy_cp = (yy_last_accepting_cpos); yy_current_state = (yy_last_accepting_state); @@ -950,31 +948,39 @@ case 2: YY_RULE_SETUP #line 75 "dtc-lexer.l" { - char *line, *tmp, *fn; + char *line, *fnstart, *fnend; + struct data fn; /* skip text before line # */ line = yytext; while (!isdigit((unsigned char)*line)) line++; - /* skip digits in line # */ - tmp = line; - while (!isspace((unsigned char)*tmp)) - tmp++; - /* "NULL"-terminate line # */ - *tmp = '\0'; - /* start of filename */ - fn = strchr(tmp + 1, '"') + 1; - /* strip trailing " from filename */ - tmp = strchr(fn, '"'); - *tmp = 0; + + /* regexp ensures that first and list " + * in the whole yytext are those at + * beginning and end of the filename string */ + fnstart = memchr(yytext, '"', yyleng); + for (fnend = yytext + yyleng - 1; + *fnend != '"'; fnend--) + ; + assert(fnstart && fnend && (fnend > fnstart)); + + fn = data_copy_escape_string(fnstart + 1, + fnend - fnstart - 1); + + /* Don't allow nuls in filenames */ + if (memchr(fn.val, '\0', fn.len - 1)) + lexical_error("nul in line number directive"); + /* -1 since #line is the number of the next line */ - srcpos_set_line(xstrdup(fn), atoi(line) - 1); + srcpos_set_line(xstrdup(fn.val), atoi(line) - 1); + data_free(fn); } YY_BREAK case YY_STATE_EOF(INITIAL): case YY_STATE_EOF(BYTESTRING): case YY_STATE_EOF(PROPNODENAME): case YY_STATE_EOF(V1): -#line 96 "dtc-lexer.l" +#line 104 "dtc-lexer.l" { if (!pop_input_file()) { yyterminate(); @@ -984,7 +990,7 @@ case YY_STATE_EOF(V1): case 3: /* rule 3 can match eol */ YY_RULE_SETUP -#line 102 "dtc-lexer.l" +#line 110 "dtc-lexer.l" { DPRINT("String: %s\n", yytext); yylval.data = data_copy_escape_string(yytext+1, @@ -994,7 +1000,7 @@ YY_RULE_SETUP YY_BREAK case 4: YY_RULE_SETUP -#line 109 "dtc-lexer.l" +#line 117 "dtc-lexer.l" { DPRINT("Keyword: /dts-v1/\n"); dts_version = 1; @@ -1004,25 +1010,33 @@ YY_RULE_SETUP YY_BREAK case 5: YY_RULE_SETUP -#line 116 "dtc-lexer.l" +#line 124 "dtc-lexer.l" +{ + DPRINT("Keyword: /plugin/\n"); + return DT_PLUGIN; + } + YY_BREAK +case 6: +YY_RULE_SETUP +#line 129 "dtc-lexer.l" { DPRINT("Keyword: /memreserve/\n"); BEGIN_DEFAULT(); return DT_MEMRESERVE; } YY_BREAK -case 6: +case 7: YY_RULE_SETUP -#line 122 "dtc-lexer.l" +#line 135 "dtc-lexer.l" { DPRINT("Keyword: /bits/\n"); BEGIN_DEFAULT(); return DT_BITS; } YY_BREAK -case 7: +case 8: YY_RULE_SETUP -#line 128 "dtc-lexer.l" +#line 141 "dtc-lexer.l" { DPRINT("Keyword: /delete-property/\n"); DPRINT("<PROPNODENAME>\n"); @@ -1030,9 +1044,9 @@ YY_RULE_SETUP return DT_DEL_PROP; } YY_BREAK -case 8: +case 9: YY_RULE_SETUP -#line 135 "dtc-lexer.l" +#line 148 "dtc-lexer.l" { DPRINT("Keyword: /delete-node/\n"); DPRINT("<PROPNODENAME>\n"); @@ -1040,9 +1054,9 @@ YY_RULE_SETUP return DT_DEL_NODE; } YY_BREAK -case 9: +case 10: YY_RULE_SETUP -#line 142 "dtc-lexer.l" +#line 155 "dtc-lexer.l" { DPRINT("Label: %s\n", yytext); yylval.labelref = xstrdup(yytext); @@ -1050,9 +1064,9 @@ YY_RULE_SETUP return DT_LABEL; } YY_BREAK -case 10: +case 11: YY_RULE_SETUP -#line 149 "dtc-lexer.l" +#line 162 "dtc-lexer.l" { char *e; DPRINT("Integer Literal: '%s'\n", yytext); @@ -1060,7 +1074,10 @@ YY_RULE_SETUP errno = 0; yylval.integer = strtoull(yytext, &e, 0); - assert(!(*e) || !e[strspn(e, "UL")]); + if (*e && e[strspn(e, "UL")]) { + lexical_error("Bad integer literal '%s'", + yytext); + } if (errno == ERANGE) lexical_error("Integer literal '%s' out of range", @@ -1072,10 +1089,10 @@ YY_RULE_SETUP return DT_LITERAL; } YY_BREAK -case 11: -/* rule 11 can match eol */ +case 12: +/* rule 12 can match eol */ YY_RULE_SETUP -#line 168 "dtc-lexer.l" +#line 184 "dtc-lexer.l" { struct data d; DPRINT("Character literal: %s\n", yytext); @@ -1084,31 +1101,31 @@ YY_RULE_SETUP if (d.len == 1) { lexical_error("Empty character literal"); yylval.integer = 0; - return DT_CHAR_LITERAL; - } - - yylval.integer = (unsigned char)d.val[0]; + } else { + yylval.integer = (unsigned char)d.val[0]; - if (d.len > 2) - lexical_error("Character literal has %d" - " characters instead of 1", - d.len - 1); + if (d.len > 2) + lexical_error("Character literal has %d" + " characters instead of 1", + d.len - 1); + } + data_free(d); return DT_CHAR_LITERAL; } YY_BREAK -case 12: +case 13: YY_RULE_SETUP -#line 189 "dtc-lexer.l" +#line 205 "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 195 "dtc-lexer.l" +#line 211 "dtc-lexer.l" { /* new-style path reference */ yytext[yyleng-1] = '\0'; DPRINT("Ref: %s\n", yytext+2); @@ -1116,27 +1133,27 @@ YY_RULE_SETUP return DT_REF; } YY_BREAK -case 14: +case 15: YY_RULE_SETUP -#line 202 "dtc-lexer.l" +#line 218 "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 208 "dtc-lexer.l" +#line 224 "dtc-lexer.l" { DPRINT("/BYTESTRING\n"); BEGIN_DEFAULT(); return ']'; } YY_BREAK -case 16: +case 17: YY_RULE_SETUP -#line 214 "dtc-lexer.l" +#line 230 "dtc-lexer.l" { DPRINT("PropNodeName: %s\n", yytext); yylval.propnodename = xstrdup((yytext[0] == '\\') ? @@ -1145,75 +1162,75 @@ YY_RULE_SETUP return DT_PROPNODENAME; } YY_BREAK -case 17: +case 18: YY_RULE_SETUP -#line 222 "dtc-lexer.l" +#line 238 "dtc-lexer.l" { DPRINT("Binary Include\n"); return DT_INCBIN; } YY_BREAK -case 18: -/* rule 18 can match eol */ -YY_RULE_SETUP -#line 227 "dtc-lexer.l" -/* eat whitespace */ - YY_BREAK case 19: /* rule 19 can match eol */ YY_RULE_SETUP -#line 228 "dtc-lexer.l" -/* eat C-style comments */ +#line 243 "dtc-lexer.l" +/* eat whitespace */ YY_BREAK case 20: /* rule 20 can match eol */ YY_RULE_SETUP -#line 229 "dtc-lexer.l" -/* eat C++-style comments */ +#line 244 "dtc-lexer.l" +/* eat C-style comments */ YY_BREAK case 21: +/* rule 21 can match eol */ YY_RULE_SETUP -#line 231 "dtc-lexer.l" -{ return DT_LSHIFT; }; +#line 245 "dtc-lexer.l" +/* eat C++-style comments */ YY_BREAK case 22: YY_RULE_SETUP -#line 232 "dtc-lexer.l" -{ return DT_RSHIFT; }; +#line 247 "dtc-lexer.l" +{ return DT_LSHIFT; }; YY_BREAK case 23: YY_RULE_SETUP -#line 233 "dtc-lexer.l" -{ return DT_LE; }; +#line 248 "dtc-lexer.l" +{ return DT_RSHIFT; }; YY_BREAK case 24: YY_RULE_SETUP -#line 234 "dtc-lexer.l" -{ return DT_GE; }; +#line 249 "dtc-lexer.l" +{ return DT_LE; }; YY_BREAK case 25: YY_RULE_SETUP -#line 235 "dtc-lexer.l" -{ return DT_EQ; }; +#line 250 "dtc-lexer.l" +{ return DT_GE; }; YY_BREAK case 26: YY_RULE_SETUP -#line 236 "dtc-lexer.l" -{ return DT_NE; }; +#line 251 "dtc-lexer.l" +{ return DT_EQ; }; YY_BREAK case 27: YY_RULE_SETUP -#line 237 "dtc-lexer.l" -{ return DT_AND; }; +#line 252 "dtc-lexer.l" +{ return DT_NE; }; YY_BREAK case 28: YY_RULE_SETUP -#line 238 "dtc-lexer.l" -{ return DT_OR; }; +#line 253 "dtc-lexer.l" +{ return DT_AND; }; YY_BREAK case 29: YY_RULE_SETUP -#line 240 "dtc-lexer.l" +#line 254 "dtc-lexer.l" +{ return DT_OR; }; + YY_BREAK +case 30: +YY_RULE_SETUP +#line 256 "dtc-lexer.l" { DPRINT("Char: %c (\\x%02x)\n", yytext[0], (unsigned)yytext[0]); @@ -1229,12 +1246,12 @@ YY_RULE_SETUP return yytext[0]; } YY_BREAK -case 30: +case 31: YY_RULE_SETUP -#line 255 "dtc-lexer.l" +#line 271 "dtc-lexer.l" ECHO; YY_BREAK -#line 1239 "dtc-lexer.lex.c" +#line 1256 "dtc-lexer.lex.c" case YY_END_OF_BUFFER: { @@ -1376,9 +1393,9 @@ ECHO; */ static int yy_get_next_buffer (void) { - register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; - register char *source = (yytext_ptr); - register int number_to_move, i; + char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; + char *source = (yytext_ptr); + yy_size_t number_to_move, i; int ret_val; if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) @@ -1407,7 +1424,7 @@ static int yy_get_next_buffer (void) /* Try to read more data. */ /* First move last chars to start of buffer. */ - number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; + number_to_move = (yy_size_t) ((yy_c_buf_p) - (yytext_ptr)) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); @@ -1420,7 +1437,7 @@ static int yy_get_next_buffer (void) else { - yy_size_t num_to_read = + int num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) @@ -1434,7 +1451,7 @@ static int yy_get_next_buffer (void) if ( b->yy_is_our_buffer ) { - yy_size_t new_size = b->yy_buf_size * 2; + int new_size = b->yy_buf_size * 2; if ( new_size <= 0 ) b->yy_buf_size += b->yy_buf_size / 8; @@ -1447,7 +1464,7 @@ static int yy_get_next_buffer (void) } else /* Can't grow it, we don't own it. */ - b->yy_ch_buf = 0; + b->yy_ch_buf = NULL; if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( @@ -1489,9 +1506,9 @@ static int yy_get_next_buffer (void) else ret_val = EOB_ACT_CONTINUE_SCAN; - if ((yy_size_t) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { + if ((int) ((yy_n_chars) + number_to_move) > YY_CURRENT_BUFFER_LVALUE->yy_buf_size) { /* Extend the array by 50%, plus the number we really need. */ - yy_size_t new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); + int new_size = (yy_n_chars) + number_to_move + ((yy_n_chars) >> 1); YY_CURRENT_BUFFER_LVALUE->yy_ch_buf = (char *) yyrealloc((void *) YY_CURRENT_BUFFER_LVALUE->yy_ch_buf,new_size ); if ( ! YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_get_next_buffer()" ); @@ -1510,15 +1527,15 @@ static int yy_get_next_buffer (void) static yy_state_type yy_get_previous_state (void) { - register yy_state_type yy_current_state; - register char *yy_cp; + yy_state_type yy_current_state; + char *yy_cp; yy_current_state = (yy_start); yy_current_state += YY_AT_BOL(); for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) { - register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); + YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; @@ -1527,10 +1544,10 @@ 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 >= 159 ) + 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_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; } return yy_current_state; @@ -1543,10 +1560,10 @@ static int yy_get_next_buffer (void) */ static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) { - register int yy_is_jam; - register char *yy_cp = (yy_c_buf_p); + int yy_is_jam; + char *yy_cp = (yy_c_buf_p); - register YY_CHAR yy_c = 1; + YY_CHAR yy_c = 1; if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; @@ -1555,15 +1572,19 @@ 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 >= 159 ) + 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 == 158); + yy_current_state = yy_nxt[yy_base[yy_current_state] + (flex_int16_t) yy_c]; + yy_is_jam = (yy_current_state == 165); return yy_is_jam ? 0 : yy_current_state; } +#ifndef YY_NO_UNPUT + +#endif + #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput (void) @@ -1588,7 +1609,7 @@ static int yy_get_next_buffer (void) else { /* need more input */ - yy_size_t offset = (yy_c_buf_p) - (yytext_ptr); + int offset = (yy_c_buf_p) - (yytext_ptr); ++(yy_c_buf_p); switch ( yy_get_next_buffer( ) ) @@ -1612,7 +1633,7 @@ static int yy_get_next_buffer (void) case EOB_ACT_END_OF_FILE: { if ( yywrap( ) ) - return EOF; + return 0; if ( ! (yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; @@ -1715,7 +1736,7 @@ static void yy_load_buffer_state (void) if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in yy_create_buffer()" ); - b->yy_buf_size = size; + b->yy_buf_size = (yy_size_t)size; /* yy_ch_buf has to be 2 characters longer than the size given because * we need to put in 2 end-of-buffer characters. @@ -1862,7 +1883,7 @@ void yypop_buffer_state (void) */ static void yyensure_buffer_stack (void) { - yy_size_t num_to_alloc; + int num_to_alloc; if (!(yy_buffer_stack)) { @@ -1870,15 +1891,15 @@ static void yyensure_buffer_stack (void) * scanner will even need a stack. We use 2 instead of 1 to avoid an * immediate realloc on the next call. */ - num_to_alloc = 1; + num_to_alloc = 1; /* After all that talk, this was set to 1 anyways... */ (yy_buffer_stack) = (struct yy_buffer_state**)yyalloc (num_to_alloc * sizeof(struct yy_buffer_state*) ); if ( ! (yy_buffer_stack) ) YY_FATAL_ERROR( "out of dynamic memory in yyensure_buffer_stack()" ); - + memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); - + (yy_buffer_stack_max) = num_to_alloc; (yy_buffer_stack_top) = 0; return; @@ -1887,7 +1908,7 @@ static void yyensure_buffer_stack (void) if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ /* Increase the buffer to prepare for a possible push. */ - int grow_size = 8 /* arbitrary grow size */; + yy_size_t grow_size = 8 /* arbitrary grow size */; num_to_alloc = (yy_buffer_stack_max) + grow_size; (yy_buffer_stack) = (struct yy_buffer_state**)yyrealloc @@ -1907,7 +1928,7 @@ static void yyensure_buffer_stack (void) * @param base the character buffer * @param size the size in bytes of the character buffer * - * @return the newly allocated buffer state object. + * @return the newly allocated buffer state object. */ YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) { @@ -1917,7 +1938,7 @@ YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) base[size-2] != YY_END_OF_BUFFER_CHAR || base[size-1] != YY_END_OF_BUFFER_CHAR ) /* They forgot to leave room for the EOB's. */ - return 0; + return NULL; b = (YY_BUFFER_STATE) yyalloc(sizeof( struct yy_buffer_state ) ); if ( ! b ) @@ -1926,7 +1947,7 @@ YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ b->yy_buf_pos = b->yy_ch_buf = base; b->yy_is_our_buffer = 0; - b->yy_input_file = 0; + b->yy_input_file = NULL; b->yy_n_chars = b->yy_buf_size; b->yy_is_interactive = 0; b->yy_at_bol = 1; @@ -1949,7 +1970,7 @@ YY_BUFFER_STATE yy_scan_buffer (char * base, yy_size_t size ) YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) { - return yy_scan_bytes(yystr,strlen(yystr) ); + return yy_scan_bytes(yystr,(int) strlen(yystr) ); } /** Setup the input buffer state to scan the given bytes. The next call to yylex() will @@ -1959,7 +1980,7 @@ YY_BUFFER_STATE yy_scan_string (yyconst char * yystr ) * * @return the newly allocated buffer state object. */ -YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len ) +YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, int _yybytes_len ) { YY_BUFFER_STATE b; char *buf; @@ -1967,7 +1988,7 @@ YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len yy_size_t i; /* Get memory for full buffer, including space for trailing EOB's. */ - n = _yybytes_len + 2; + n = (yy_size_t) _yybytes_len + 2; buf = (char *) yyalloc(n ); if ( ! buf ) YY_FATAL_ERROR( "out of dynamic memory in yy_scan_bytes()" ); @@ -1993,9 +2014,9 @@ YY_BUFFER_STATE yy_scan_bytes (yyconst char * yybytes, yy_size_t _yybytes_len #define YY_EXIT_FAILURE 2 #endif -static void yy_fatal_error (yyconst char* msg ) +static void yynoreturn yy_fatal_error (yyconst char* msg ) { - (void) fprintf( stderr, "%s\n", msg ); + (void) fprintf( stderr, "%s\n", msg ); exit( YY_EXIT_FAILURE ); } @@ -2023,7 +2044,7 @@ static void yy_fatal_error (yyconst char* msg ) */ int yyget_lineno (void) { - + return yylineno; } @@ -2046,7 +2067,7 @@ FILE *yyget_out (void) /** Get the length of the current token. * */ -yy_size_t yyget_leng (void) +int yyget_leng (void) { return yyleng; } @@ -2061,29 +2082,29 @@ char *yyget_text (void) } /** Set the current line number. - * @param line_number + * @param _line_number line number * */ -void yyset_lineno (int line_number ) +void yyset_lineno (int _line_number ) { - yylineno = line_number; + yylineno = _line_number; } /** Set the input stream. This does not discard the current * input buffer. - * @param in_str A readable stream. + * @param _in_str A readable stream. * * @see yy_switch_to_buffer */ -void yyset_in (FILE * in_str ) +void yyset_in (FILE * _in_str ) { - yyin = in_str ; + yyin = _in_str ; } -void yyset_out (FILE * out_str ) +void yyset_out (FILE * _out_str ) { - yyout = out_str ; + yyout = _out_str ; } int yyget_debug (void) @@ -2091,9 +2112,9 @@ int yyget_debug (void) return yy_flex_debug; } -void yyset_debug (int bdebug ) +void yyset_debug (int _bdebug ) { - yy_flex_debug = bdebug ; + yy_flex_debug = _bdebug ; } static int yy_init_globals (void) @@ -2102,10 +2123,10 @@ static int yy_init_globals (void) * This function is called from yylex_destroy(), so don't allocate here. */ - (yy_buffer_stack) = 0; + (yy_buffer_stack) = NULL; (yy_buffer_stack_top) = 0; (yy_buffer_stack_max) = 0; - (yy_c_buf_p) = (char *) 0; + (yy_c_buf_p) = NULL; (yy_init) = 0; (yy_start) = 0; @@ -2114,8 +2135,8 @@ static int yy_init_globals (void) yyin = stdin; yyout = stdout; #else - yyin = (FILE *) 0; - yyout = (FILE *) 0; + yyin = NULL; + yyout = NULL; #endif /* For future reference: Set errno on error, since we are called by @@ -2153,7 +2174,8 @@ int yylex_destroy (void) #ifndef yytext_ptr static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) { - register int i; + + int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } @@ -2162,7 +2184,7 @@ static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) #ifdef YY_NEED_STRLEN static int yy_flex_strlen (yyconst char * s ) { - register int n; + int n; for ( n = 0; s[n]; ++n ) ; @@ -2172,11 +2194,12 @@ static int yy_flex_strlen (yyconst char * s ) void *yyalloc (yy_size_t size ) { - return (void *) malloc( size ); + return malloc(size); } void *yyrealloc (void * ptr, yy_size_t size ) { + /* The cast to (char *) in the following accommodates both * implementations that use char* generic pointers, and those * that use void* generic pointers. It works with the latter @@ -2184,17 +2207,17 @@ void *yyrealloc (void * ptr, yy_size_t size ) * any pointer type to void*, and deal with argument conversions * as though doing an assignment. */ - return (void *) realloc( (char *) ptr, size ); + return realloc(ptr, size); } void yyfree (void * ptr ) { - free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ + free( (char *) ptr ); /* see yyrealloc() for (char *) cast */ } #define YYTABLES_NAME "yytables" -#line 254 "dtc-lexer.l" +#line 271 "dtc-lexer.l" diff --git a/scripts/dtc/dtc-parser.tab.c_shipped b/scripts/dtc/dtc-parser.tab.c_shipped index 116458c8dfc4..2965227a1b4a 100644 --- a/scripts/dtc/dtc-parser.tab.c_shipped +++ b/scripts/dtc/dtc-parser.tab.c_shipped @@ -1,8 +1,8 @@ -/* A Bison parser, made by GNU Bison 3.0.2. */ +/* A Bison parser, made by GNU Bison 3.0.4. */ /* Bison implementation for Yacc-like parsers in C - Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc. + Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -44,7 +44,7 @@ #define YYBISON 1 /* Bison version. */ -#define YYBISON_VERSION "3.0.2" +#define YYBISON_VERSION "3.0.4" /* Skeleton name. */ #define YYSKELETON_NAME "yacc.c" @@ -65,6 +65,7 @@ #line 20 "dtc-parser.y" /* yacc.c:339 */ #include <stdio.h> +#include <inttypes.h> #include "dtc.h" #include "srcpos.h" @@ -77,10 +78,10 @@ extern void yyerror(char const *s); treesource_error = true; \ } while (0) -extern struct boot_info *the_boot_info; +extern struct dt_info *parser_output; extern bool treesource_error; -#line 84 "dtc-parser.tab.c" /* yacc.c:339 */ +#line 85 "dtc-parser.tab.c" /* yacc.c:339 */ # ifndef YY_NULLPTR # if defined __cplusplus && 201103L <= __cplusplus @@ -116,35 +117,36 @@ extern int yydebug; enum yytokentype { DT_V1 = 258, - DT_MEMRESERVE = 259, - DT_LSHIFT = 260, - DT_RSHIFT = 261, - DT_LE = 262, - DT_GE = 263, - DT_EQ = 264, - DT_NE = 265, - DT_AND = 266, - DT_OR = 267, - DT_BITS = 268, - DT_DEL_PROP = 269, - DT_DEL_NODE = 270, - DT_PROPNODENAME = 271, - DT_LITERAL = 272, - DT_CHAR_LITERAL = 273, - DT_BYTE = 274, - DT_STRING = 275, - DT_LABEL = 276, - DT_REF = 277, - DT_INCBIN = 278 + DT_PLUGIN = 259, + DT_MEMRESERVE = 260, + DT_LSHIFT = 261, + DT_RSHIFT = 262, + DT_LE = 263, + DT_GE = 264, + DT_EQ = 265, + DT_NE = 266, + DT_AND = 267, + DT_OR = 268, + DT_BITS = 269, + DT_DEL_PROP = 270, + DT_DEL_NODE = 271, + DT_PROPNODENAME = 272, + DT_LITERAL = 273, + DT_CHAR_LITERAL = 274, + DT_BYTE = 275, + DT_STRING = 276, + DT_LABEL = 277, + DT_REF = 278, + DT_INCBIN = 279 }; #endif /* Value type. */ #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED -typedef union YYSTYPE YYSTYPE; + union YYSTYPE { -#line 38 "dtc-parser.y" /* yacc.c:355 */ +#line 39 "dtc-parser.y" /* yacc.c:355 */ char *propnodename; char *labelref; @@ -162,9 +164,12 @@ union YYSTYPE struct node *nodelist; struct reserve_info *re; uint64_t integer; + unsigned int flags; -#line 167 "dtc-parser.tab.c" /* yacc.c:355 */ +#line 170 "dtc-parser.tab.c" /* yacc.c:355 */ }; + +typedef union YYSTYPE YYSTYPE; # define YYSTYPE_IS_TRIVIAL 1 # define YYSTYPE_IS_DECLARED 1 #endif @@ -192,7 +197,7 @@ int yyparse (void); /* Copy the second part of user declarations. */ -#line 196 "dtc-parser.tab.c" /* yacc.c:358 */ +#line 201 "dtc-parser.tab.c" /* yacc.c:358 */ #ifdef short # undef short @@ -434,23 +439,23 @@ union yyalloc #endif /* !YYCOPY_NEEDED */ /* YYFINAL -- State number of the termination state. */ -#define YYFINAL 4 +#define YYFINAL 6 /* YYLAST -- Last index in YYTABLE. */ -#define YYLAST 136 +#define YYLAST 138 /* YYNTOKENS -- Number of terminals. */ -#define YYNTOKENS 47 +#define YYNTOKENS 48 /* YYNNTS -- Number of nonterminals. */ -#define YYNNTS 28 +#define YYNNTS 30 /* YYNRULES -- Number of rules. */ -#define YYNRULES 80 +#define YYNRULES 84 /* YYNSTATES -- Number of states. */ -#define YYNSTATES 144 +#define YYNSTATES 149 /* YYTRANSLATE[YYX] -- Symbol number corresponding to YYX as returned by yylex, with out-of-bounds checking. */ #define YYUNDEFTOK 2 -#define YYMAXUTOK 278 +#define YYMAXUTOK 279 #define YYTRANSLATE(YYX) \ ((unsigned int) (YYX) <= YYMAXUTOK ? yytranslate[YYX] : YYUNDEFTOK) @@ -462,16 +467,16 @@ static const yytype_uint8 yytranslate[] = 0, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 46, 2, 2, 2, 44, 40, 2, - 32, 34, 43, 41, 33, 42, 2, 25, 2, 2, - 2, 2, 2, 2, 2, 2, 2, 2, 37, 24, - 35, 28, 29, 36, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 47, 2, 2, 2, 45, 41, 2, + 33, 35, 44, 42, 34, 43, 2, 26, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 38, 25, + 36, 29, 30, 37, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 30, 2, 31, 39, 2, 2, 2, 2, 2, + 2, 31, 2, 32, 40, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, - 2, 2, 2, 26, 38, 27, 45, 2, 2, 2, + 2, 2, 2, 27, 39, 28, 46, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, @@ -486,22 +491,22 @@ static const yytype_uint8 yytranslate[] = 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, - 15, 16, 17, 18, 19, 20, 21, 22, 23 + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24 }; #if YYDEBUG /* YYRLINE[YYN] -- Source line where rule number YYN was defined. */ static const yytype_uint16 yyrline[] = { - 0, 104, 104, 113, 116, 123, 127, 135, 139, 144, - 155, 165, 180, 188, 191, 198, 202, 206, 210, 218, - 222, 226, 230, 234, 250, 260, 268, 271, 275, 282, - 298, 303, 322, 336, 343, 344, 345, 352, 356, 357, - 361, 362, 366, 367, 371, 372, 376, 377, 381, 382, - 386, 387, 388, 392, 393, 394, 395, 396, 400, 401, - 402, 406, 407, 408, 412, 413, 414, 415, 419, 420, - 421, 422, 427, 430, 434, 442, 445, 449, 457, 461, - 465 + 0, 109, 109, 117, 121, 128, 129, 139, 142, 149, + 153, 161, 165, 170, 181, 191, 206, 214, 217, 224, + 228, 232, 236, 244, 248, 252, 256, 260, 276, 286, + 294, 297, 301, 308, 324, 329, 348, 362, 369, 370, + 371, 378, 382, 383, 387, 388, 392, 393, 397, 398, + 402, 403, 407, 408, 412, 413, 414, 418, 419, 420, + 421, 422, 426, 427, 428, 432, 433, 434, 438, 439, + 448, 457, 461, 462, 463, 464, 469, 472, 476, 484, + 487, 491, 499, 503, 507 }; #endif @@ -510,19 +515,20 @@ 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_BYTE", "DT_STRING", "DT_LABEL", "DT_REF", - "DT_INCBIN", "';'", "'/'", "'{'", "'}'", "'='", "'>'", "'['", "']'", - "'('", "','", "')'", "'<'", "'?'", "':'", "'|'", "'^'", "'&'", "'+'", - "'-'", "'*'", "'%'", "'~'", "'!'", "$accept", "sourcefile", - "memreserves", "memreserve", "devicetree", "nodedef", "proplist", - "propdef", "propdata", "propdataprefix", "arrayprefix", "integer_prim", - "integer_expr", "integer_trinary", "integer_or", "integer_and", - "integer_bitor", "integer_bitxor", "integer_bitand", "integer_eq", - "integer_rela", "integer_shift", "integer_add", "integer_mul", - "integer_unary", "bytestring", "subnodes", "subnode", YY_NULLPTR + "$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", + "header", "headers", "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 @@ -533,16 +539,16 @@ static const yytype_uint16 yytoknum[] = { 0, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, 270, 271, 272, 273, 274, - 275, 276, 277, 278, 59, 47, 123, 125, 61, 62, - 91, 93, 40, 44, 41, 60, 63, 58, 124, 94, - 38, 43, 45, 42, 37, 126, 33 + 275, 276, 277, 278, 279, 59, 47, 123, 125, 61, + 62, 91, 93, 40, 44, 41, 60, 63, 58, 124, + 94, 38, 43, 45, 42, 37, 126, 33 }; # endif -#define YYPACT_NINF -81 +#define YYPACT_NINF -44 #define yypact_value_is_default(Yystate) \ - (!!((Yystate) == (-81))) + (!!((Yystate) == (-44))) #define YYTABLE_NINF -1 @@ -553,21 +559,21 @@ static const yytype_uint16 yytoknum[] = STATE-NUM. */ static const yytype_int8 yypact[] = { - 16, -11, 21, 10, -81, 25, 10, 19, 10, -81, - -81, -9, 25, -81, 2, 51, -81, -9, -9, -9, - -81, 1, -81, -6, 50, 14, 28, 29, 36, 3, - 58, 44, -3, -81, 47, -81, -81, 65, 68, 2, - 2, -81, -81, -81, -81, -9, -9, -9, -9, -9, - -9, -9, -9, -9, -9, -9, -9, -9, -9, -9, - -9, -9, -9, -9, -81, 63, 69, 2, -81, -81, - 50, 57, 14, 28, 29, 36, 3, 3, 58, 58, - 58, 58, 44, 44, -3, -3, -81, -81, -81, 79, - 80, -8, 63, -81, 72, 63, -81, -81, -9, 76, - 77, -81, -81, -81, -81, -81, 78, -81, -81, -81, - -81, -81, 35, 4, -81, -81, -81, -81, 86, -81, - -81, -81, 73, -81, -81, 33, 71, 84, 39, -81, - -81, -81, -81, -81, 41, -81, -81, -81, 25, -81, - 74, 25, 75, -81 + 14, 27, 61, 14, 8, 18, -44, -44, 37, 8, + 40, 8, 64, -44, -44, -12, 37, -44, 50, 52, + -44, -44, -12, -12, -12, -44, 51, -44, -4, 78, + 53, 54, 55, 17, 2, 30, 38, -3, -44, 66, + -44, -44, 70, 72, 50, 50, -44, -44, -44, -44, + -12, -12, -12, -12, -12, -12, -12, -12, -12, -12, + -12, -12, -12, -12, -12, -12, -12, -12, -12, -44, + 3, 73, 50, -44, -44, 78, 59, 53, 54, 55, + 17, 2, 2, 30, 30, 30, 30, 38, 38, -3, + -3, -44, -44, -44, 82, 83, 44, 3, -44, 74, + 3, -44, -44, -12, 76, 79, -44, -44, -44, -44, + -44, 80, -44, -44, -44, -44, -44, -10, 36, -44, + -44, -44, -44, 85, -44, -44, -44, 75, -44, -44, + 21, 71, 88, -6, -44, -44, -44, -44, -44, 11, + -44, -44, -44, 37, -44, 77, 37, 81, -44 }; /* YYDEFACT[STATE-NUM] -- Default reduction number in state STATE-NUM. @@ -575,37 +581,37 @@ static const yytype_int8 yypact[] = means the default is an error. */ static const yytype_uint8 yydefact[] = { - 0, 0, 0, 3, 1, 0, 0, 0, 3, 34, - 35, 0, 0, 6, 0, 2, 4, 0, 0, 0, - 68, 0, 37, 38, 40, 42, 44, 46, 48, 50, - 53, 60, 63, 67, 0, 13, 7, 0, 0, 0, - 0, 69, 70, 71, 36, 0, 0, 0, 0, 0, + 0, 0, 0, 5, 7, 3, 1, 6, 0, 0, + 0, 7, 0, 38, 39, 0, 0, 10, 0, 2, + 8, 4, 0, 0, 0, 72, 0, 41, 42, 44, + 46, 48, 50, 52, 54, 57, 64, 67, 71, 0, + 17, 11, 0, 0, 0, 0, 73, 74, 75, 40, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 5, 75, 0, 0, 10, 8, - 41, 0, 43, 45, 47, 49, 51, 52, 56, 57, - 55, 54, 58, 59, 61, 62, 65, 64, 66, 0, - 0, 0, 0, 14, 0, 75, 11, 9, 0, 0, - 0, 16, 26, 78, 18, 80, 0, 77, 76, 39, - 17, 79, 0, 0, 12, 25, 15, 27, 0, 19, - 28, 22, 0, 72, 30, 0, 0, 0, 0, 33, - 32, 20, 31, 29, 0, 73, 74, 21, 0, 24, - 0, 0, 0, 23 + 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, + 79, 0, 0, 14, 12, 45, 0, 47, 49, 51, + 53, 55, 56, 60, 61, 59, 58, 62, 63, 65, + 66, 69, 68, 70, 0, 0, 0, 0, 18, 0, + 79, 15, 13, 0, 0, 0, 20, 30, 82, 22, + 84, 0, 81, 80, 43, 21, 83, 0, 0, 16, + 29, 19, 31, 0, 23, 32, 26, 0, 76, 34, + 0, 0, 0, 0, 37, 36, 24, 35, 33, 0, + 77, 78, 25, 0, 28, 0, 0, 0, 27 }; /* YYPGOTO[NTERM-NUM]. */ static const yytype_int8 yypgoto[] = { - -81, -81, 100, 104, -81, -38, -81, -80, -81, -81, - -81, -5, 66, 13, -81, 70, 67, 81, 64, 82, - 37, 27, 34, 38, -14, -81, 22, 24 + -44, -44, -44, 103, 99, 104, -44, -43, -44, -21, + -44, -44, -44, -8, 63, 9, -44, 65, 67, 68, + 69, 62, 26, 4, 22, 23, -19, -44, 20, 28 }; /* YYDEFGOTO[NTERM-NUM]. */ static const yytype_int16 yydefgoto[] = { - -1, 2, 7, 8, 15, 36, 65, 93, 112, 113, - 125, 20, 21, 22, 23, 24, 25, 26, 27, 28, - 29, 30, 31, 32, 33, 128, 94, 95 + -1, 2, 3, 4, 10, 11, 19, 41, 70, 98, + 117, 118, 130, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 133, 99, 100 }; /* YYTABLE[YYPACT[STATE-NUM]] -- What to do in state STATE-NUM. If @@ -613,87 +619,87 @@ static const yytype_int16 yydefgoto[] = number is the opposite. If YYTABLE_NINF, syntax error. */ static const yytype_uint8 yytable[] = { - 12, 68, 69, 41, 42, 43, 45, 34, 9, 10, - 53, 54, 104, 3, 5, 107, 101, 118, 35, 1, - 102, 4, 61, 11, 119, 120, 121, 122, 35, 97, - 46, 6, 55, 17, 123, 44, 18, 19, 56, 124, - 62, 63, 9, 10, 14, 51, 52, 86, 87, 88, - 9, 10, 48, 103, 129, 130, 115, 11, 135, 116, - 136, 47, 131, 57, 58, 11, 37, 49, 117, 50, - 137, 64, 38, 39, 138, 139, 40, 89, 90, 91, - 78, 79, 80, 81, 92, 59, 60, 66, 76, 77, - 67, 82, 83, 96, 98, 99, 100, 84, 85, 106, - 110, 111, 114, 126, 134, 127, 133, 141, 16, 143, - 13, 109, 71, 74, 72, 70, 105, 108, 0, 0, - 132, 0, 0, 0, 0, 0, 0, 0, 0, 73, - 0, 0, 75, 140, 0, 0, 142 + 16, 73, 74, 46, 47, 48, 13, 14, 39, 50, + 58, 59, 120, 8, 140, 121, 141, 1, 94, 95, + 96, 15, 12, 66, 122, 97, 142, 56, 57, 102, + 9, 22, 60, 51, 23, 24, 62, 63, 61, 13, + 14, 67, 68, 134, 135, 143, 144, 91, 92, 93, + 123, 136, 5, 108, 15, 13, 14, 124, 125, 126, + 127, 6, 83, 84, 85, 86, 18, 128, 42, 106, + 15, 40, 129, 107, 43, 44, 109, 40, 45, 112, + 64, 65, 81, 82, 87, 88, 49, 89, 90, 21, + 52, 69, 53, 71, 54, 72, 55, 103, 101, 104, + 105, 115, 111, 131, 116, 119, 7, 138, 132, 139, + 20, 146, 114, 17, 76, 75, 148, 80, 0, 77, + 113, 78, 137, 79, 0, 110, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 145, 0, 0, 147 }; static const yytype_int16 yycheck[] = { - 5, 39, 40, 17, 18, 19, 12, 12, 17, 18, - 7, 8, 92, 24, 4, 95, 24, 13, 26, 3, - 28, 0, 25, 32, 20, 21, 22, 23, 26, 67, - 36, 21, 29, 42, 30, 34, 45, 46, 35, 35, - 43, 44, 17, 18, 25, 9, 10, 61, 62, 63, - 17, 18, 38, 91, 21, 22, 21, 32, 19, 24, - 21, 11, 29, 5, 6, 32, 15, 39, 33, 40, - 31, 24, 21, 22, 33, 34, 25, 14, 15, 16, - 53, 54, 55, 56, 21, 41, 42, 22, 51, 52, - 22, 57, 58, 24, 37, 16, 16, 59, 60, 27, - 24, 24, 24, 17, 20, 32, 35, 33, 8, 34, - 6, 98, 46, 49, 47, 45, 92, 95, -1, -1, - 125, -1, -1, -1, -1, -1, -1, -1, -1, 48, - -1, -1, 50, 138, -1, -1, 141 + 8, 44, 45, 22, 23, 24, 18, 19, 16, 13, + 8, 9, 22, 5, 20, 25, 22, 3, 15, 16, + 17, 33, 4, 26, 34, 22, 32, 10, 11, 72, + 22, 43, 30, 37, 46, 47, 6, 7, 36, 18, + 19, 44, 45, 22, 23, 34, 35, 66, 67, 68, + 14, 30, 25, 96, 33, 18, 19, 21, 22, 23, + 24, 0, 58, 59, 60, 61, 26, 31, 16, 25, + 33, 27, 36, 29, 22, 23, 97, 27, 26, 100, + 42, 43, 56, 57, 62, 63, 35, 64, 65, 25, + 12, 25, 39, 23, 40, 23, 41, 38, 25, 17, + 17, 25, 28, 18, 25, 25, 3, 36, 33, 21, + 11, 34, 103, 9, 51, 50, 35, 55, -1, 52, + 100, 53, 130, 54, -1, 97, -1, -1, -1, -1, + -1, -1, -1, -1, -1, 143, -1, -1, 146 }; /* YYSTOS[STATE-NUM] -- The (internal number of the) accessing symbol of state STATE-NUM. */ static const yytype_uint8 yystos[] = { - 0, 3, 48, 24, 0, 4, 21, 49, 50, 17, - 18, 32, 58, 50, 25, 51, 49, 42, 45, 46, - 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, - 68, 69, 70, 71, 58, 26, 52, 15, 21, 22, - 25, 71, 71, 71, 34, 12, 36, 11, 38, 39, - 40, 9, 10, 7, 8, 29, 35, 5, 6, 41, - 42, 25, 43, 44, 24, 53, 22, 22, 52, 52, - 62, 59, 63, 64, 65, 66, 67, 67, 68, 68, - 68, 68, 69, 69, 70, 70, 71, 71, 71, 14, - 15, 16, 21, 54, 73, 74, 24, 52, 37, 16, - 16, 24, 28, 52, 54, 74, 27, 54, 73, 60, - 24, 24, 55, 56, 24, 21, 24, 33, 13, 20, - 21, 22, 23, 30, 35, 57, 17, 32, 72, 21, - 22, 29, 58, 35, 20, 19, 21, 31, 33, 34, - 58, 33, 58, 34 + 0, 3, 49, 50, 51, 25, 0, 51, 5, 22, + 52, 53, 4, 18, 19, 33, 61, 53, 26, 54, + 52, 25, 43, 46, 47, 61, 62, 63, 64, 65, + 66, 67, 68, 69, 70, 71, 72, 73, 74, 61, + 27, 55, 16, 22, 23, 26, 74, 74, 74, 35, + 13, 37, 12, 39, 40, 41, 10, 11, 8, 9, + 30, 36, 6, 7, 42, 43, 26, 44, 45, 25, + 56, 23, 23, 55, 55, 65, 62, 66, 67, 68, + 69, 70, 70, 71, 71, 71, 71, 72, 72, 73, + 73, 74, 74, 74, 15, 16, 17, 22, 57, 76, + 77, 25, 55, 38, 17, 17, 25, 29, 55, 57, + 77, 28, 57, 76, 63, 25, 25, 58, 59, 25, + 22, 25, 34, 14, 21, 22, 23, 24, 31, 36, + 60, 18, 33, 75, 22, 23, 30, 61, 36, 21, + 20, 22, 32, 34, 35, 61, 34, 61, 35 }; /* YYR1[YYN] -- Symbol number of symbol that rule YYN derives. */ static const yytype_uint8 yyr1[] = { - 0, 47, 48, 49, 49, 50, 50, 51, 51, 51, - 51, 51, 52, 53, 53, 54, 54, 54, 54, 55, - 55, 55, 55, 55, 55, 55, 56, 56, 56, 57, - 57, 57, 57, 57, 58, 58, 58, 59, 60, 60, - 61, 61, 62, 62, 63, 63, 64, 64, 65, 65, - 66, 66, 66, 67, 67, 67, 67, 67, 68, 68, - 68, 69, 69, 69, 70, 70, 70, 70, 71, 71, - 71, 71, 72, 72, 72, 73, 73, 73, 74, 74, - 74 + 0, 48, 49, 50, 50, 51, 51, 52, 52, 53, + 53, 54, 54, 54, 54, 54, 55, 56, 56, 57, + 57, 57, 57, 58, 58, 58, 58, 58, 58, 58, + 59, 59, 59, 60, 60, 60, 60, 60, 61, 61, + 61, 62, 63, 63, 64, 64, 65, 65, 66, 66, + 67, 67, 68, 68, 69, 69, 69, 70, 70, 70, + 70, 70, 71, 71, 71, 72, 72, 72, 73, 73, + 73, 73, 74, 74, 74, 74, 75, 75, 75, 76, + 76, 76, 77, 77, 77 }; /* YYR2[YYN] -- Number of symbols on the right hand side of rule YYN. */ static const yytype_uint8 yyr2[] = { - 0, 2, 4, 0, 2, 4, 2, 2, 3, 4, - 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 + 0, 2, 3, 2, 4, 1, 2, 0, 2, 4, + 2, 2, 3, 4, 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 }; @@ -1463,65 +1469,91 @@ yyreduce: switch (yyn) { case 2: -#line 105 "dtc-parser.y" /* yacc.c:1646 */ +#line 110 "dtc-parser.y" /* yacc.c:1646 */ { - the_boot_info = build_boot_info((yyvsp[-1].re), (yyvsp[0].node), - guess_boot_cpuid((yyvsp[0].node))); + parser_output = build_dt_info((yyvsp[-2].flags), (yyvsp[-1].re), (yyvsp[0].node), + guess_boot_cpuid((yyvsp[0].node))); } -#line 1472 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1478 "dtc-parser.tab.c" /* yacc.c:1646 */ break; case 3: -#line 113 "dtc-parser.y" /* yacc.c:1646 */ +#line 118 "dtc-parser.y" /* yacc.c:1646 */ { - (yyval.re) = NULL; + (yyval.flags) = DTSF_V1; } -#line 1480 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1486 "dtc-parser.tab.c" /* yacc.c:1646 */ break; case 4: -#line 117 "dtc-parser.y" /* yacc.c:1646 */ +#line 122 "dtc-parser.y" /* yacc.c:1646 */ + { + (yyval.flags) = DTSF_V1 | DTSF_PLUGIN; + } +#line 1494 "dtc-parser.tab.c" /* yacc.c:1646 */ + break; + + case 6: +#line 130 "dtc-parser.y" /* yacc.c:1646 */ + { + if ((yyvsp[0].flags) != (yyvsp[-1].flags)) + ERROR(&(yylsp[0]), "Header flags don't match earlier ones"); + (yyval.flags) = (yyvsp[-1].flags); + } +#line 1504 "dtc-parser.tab.c" /* yacc.c:1646 */ + break; + + case 7: +#line 139 "dtc-parser.y" /* yacc.c:1646 */ + { + (yyval.re) = NULL; + } +#line 1512 "dtc-parser.tab.c" /* yacc.c:1646 */ + break; + + case 8: +#line 143 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.re) = chain_reserve_entry((yyvsp[-1].re), (yyvsp[0].re)); } -#line 1488 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1520 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 5: -#line 124 "dtc-parser.y" /* yacc.c:1646 */ + case 9: +#line 150 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.re) = build_reserve_entry((yyvsp[-2].integer), (yyvsp[-1].integer)); } -#line 1496 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1528 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 6: -#line 128 "dtc-parser.y" /* yacc.c:1646 */ + case 10: +#line 154 "dtc-parser.y" /* yacc.c:1646 */ { add_label(&(yyvsp[0].re)->labels, (yyvsp[-1].labelref)); (yyval.re) = (yyvsp[0].re); } -#line 1505 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1537 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 7: -#line 136 "dtc-parser.y" /* yacc.c:1646 */ + case 11: +#line 162 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.node) = name_node((yyvsp[0].node), ""); } -#line 1513 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1545 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 8: -#line 140 "dtc-parser.y" /* yacc.c:1646 */ + case 12: +#line 166 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.node) = merge_nodes((yyvsp[-2].node), (yyvsp[0].node)); } -#line 1521 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1553 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 9: -#line 145 "dtc-parser.y" /* yacc.c:1646 */ + case 13: +#line 171 "dtc-parser.y" /* yacc.c:1646 */ { struct node *target = get_node_by_ref((yyvsp[-3].node), (yyvsp[-1].labelref)); @@ -1532,11 +1564,11 @@ yyreduce: ERROR(&(yylsp[-1]), "Label or path %s not found", (yyvsp[-1].labelref)); (yyval.node) = (yyvsp[-3].node); } -#line 1536 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1568 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 10: -#line 156 "dtc-parser.y" /* yacc.c:1646 */ + case 14: +#line 182 "dtc-parser.y" /* yacc.c:1646 */ { struct node *target = get_node_by_ref((yyvsp[-2].node), (yyvsp[-1].labelref)); @@ -1546,11 +1578,11 @@ yyreduce: ERROR(&(yylsp[-1]), "Label or path %s not found", (yyvsp[-1].labelref)); (yyval.node) = (yyvsp[-2].node); } -#line 1550 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1582 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 11: -#line 166 "dtc-parser.y" /* yacc.c:1646 */ + case 15: +#line 192 "dtc-parser.y" /* yacc.c:1646 */ { struct node *target = get_node_by_ref((yyvsp[-3].node), (yyvsp[-1].labelref)); @@ -1562,100 +1594,100 @@ yyreduce: (yyval.node) = (yyvsp[-3].node); } -#line 1566 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1598 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 12: -#line 181 "dtc-parser.y" /* yacc.c:1646 */ + case 16: +#line 207 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.node) = build_node((yyvsp[-3].proplist), (yyvsp[-2].nodelist)); } -#line 1574 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1606 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 13: -#line 188 "dtc-parser.y" /* yacc.c:1646 */ + case 17: +#line 214 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.proplist) = NULL; } -#line 1582 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1614 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 14: -#line 192 "dtc-parser.y" /* yacc.c:1646 */ + case 18: +#line 218 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.proplist) = chain_property((yyvsp[0].prop), (yyvsp[-1].proplist)); } -#line 1590 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1622 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 15: -#line 199 "dtc-parser.y" /* yacc.c:1646 */ + case 19: +#line 225 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.prop) = build_property((yyvsp[-3].propnodename), (yyvsp[-1].data)); } -#line 1598 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1630 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 16: -#line 203 "dtc-parser.y" /* yacc.c:1646 */ + case 20: +#line 229 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.prop) = build_property((yyvsp[-1].propnodename), empty_data); } -#line 1606 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1638 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 17: -#line 207 "dtc-parser.y" /* yacc.c:1646 */ + case 21: +#line 233 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.prop) = build_property_delete((yyvsp[-1].propnodename)); } -#line 1614 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1646 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 18: -#line 211 "dtc-parser.y" /* yacc.c:1646 */ + case 22: +#line 237 "dtc-parser.y" /* yacc.c:1646 */ { add_label(&(yyvsp[0].prop)->labels, (yyvsp[-1].labelref)); (yyval.prop) = (yyvsp[0].prop); } -#line 1623 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1655 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 19: -#line 219 "dtc-parser.y" /* yacc.c:1646 */ + case 23: +#line 245 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_merge((yyvsp[-1].data), (yyvsp[0].data)); } -#line 1631 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1663 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 20: -#line 223 "dtc-parser.y" /* yacc.c:1646 */ + case 24: +#line 249 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_merge((yyvsp[-2].data), (yyvsp[-1].array).data); } -#line 1639 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1671 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 21: -#line 227 "dtc-parser.y" /* yacc.c:1646 */ + case 25: +#line 253 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_merge((yyvsp[-3].data), (yyvsp[-1].data)); } -#line 1647 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1679 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 22: -#line 231 "dtc-parser.y" /* yacc.c:1646 */ + case 26: +#line 257 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_add_marker((yyvsp[-1].data), REF_PATH, (yyvsp[0].labelref)); } -#line 1655 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1687 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 23: -#line 235 "dtc-parser.y" /* yacc.c:1646 */ + case 27: +#line 261 "dtc-parser.y" /* yacc.c:1646 */ { FILE *f = srcfile_relative_open((yyvsp[-5].data).val, NULL); struct data d; @@ -1671,11 +1703,11 @@ yyreduce: (yyval.data) = data_merge((yyvsp[-8].data), d); fclose(f); } -#line 1675 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1707 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 24: -#line 251 "dtc-parser.y" /* yacc.c:1646 */ + case 28: +#line 277 "dtc-parser.y" /* yacc.c:1646 */ { FILE *f = srcfile_relative_open((yyvsp[-1].data).val, NULL); struct data d = empty_data; @@ -1685,43 +1717,43 @@ yyreduce: (yyval.data) = data_merge((yyvsp[-4].data), d); fclose(f); } -#line 1689 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1721 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 25: -#line 261 "dtc-parser.y" /* yacc.c:1646 */ + case 29: +#line 287 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref)); } -#line 1697 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1729 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 26: -#line 268 "dtc-parser.y" /* yacc.c:1646 */ + case 30: +#line 294 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = empty_data; } -#line 1705 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1737 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 27: -#line 272 "dtc-parser.y" /* yacc.c:1646 */ + case 31: +#line 298 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = (yyvsp[-1].data); } -#line 1713 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1745 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 28: -#line 276 "dtc-parser.y" /* yacc.c:1646 */ + case 32: +#line 302 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref)); } -#line 1721 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1753 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 29: -#line 283 "dtc-parser.y" /* yacc.c:1646 */ + case 33: +#line 309 "dtc-parser.y" /* yacc.c:1646 */ { unsigned long long bits; @@ -1737,20 +1769,20 @@ yyreduce: (yyval.array).data = empty_data; (yyval.array).bits = bits; } -#line 1741 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1773 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 30: -#line 299 "dtc-parser.y" /* yacc.c:1646 */ + case 34: +#line 325 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.array).data = empty_data; (yyval.array).bits = 32; } -#line 1750 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1782 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 31: -#line 304 "dtc-parser.y" /* yacc.c:1646 */ + case 35: +#line 330 "dtc-parser.y" /* yacc.c:1646 */ { if ((yyvsp[-1].array).bits < 64) { uint64_t mask = (1ULL << (yyvsp[-1].array).bits) - 1; @@ -1769,11 +1801,11 @@ yyreduce: (yyval.array).data = data_append_integer((yyvsp[-1].array).data, (yyvsp[0].integer), (yyvsp[-1].array).bits); } -#line 1773 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1805 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 32: -#line 323 "dtc-parser.y" /* yacc.c:1646 */ + case 36: +#line 349 "dtc-parser.y" /* yacc.c:1646 */ { uint64_t val = ~0ULL >> (64 - (yyvsp[-1].array).bits); @@ -1787,233 +1819,247 @@ yyreduce: (yyval.array).data = data_append_integer((yyvsp[-1].array).data, val, (yyvsp[-1].array).bits); } -#line 1791 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1823 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 33: -#line 337 "dtc-parser.y" /* yacc.c:1646 */ + case 37: +#line 363 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.array).data = data_add_marker((yyvsp[-1].array).data, LABEL, (yyvsp[0].labelref)); } -#line 1799 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1831 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 36: -#line 346 "dtc-parser.y" /* yacc.c:1646 */ + case 40: +#line 372 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-1].integer); } -#line 1807 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1839 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 39: -#line 357 "dtc-parser.y" /* yacc.c:1646 */ + case 43: +#line 383 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-4].integer) ? (yyvsp[-2].integer) : (yyvsp[0].integer); } -#line 1813 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1845 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 41: -#line 362 "dtc-parser.y" /* yacc.c:1646 */ + case 45: +#line 388 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) || (yyvsp[0].integer); } -#line 1819 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1851 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 43: -#line 367 "dtc-parser.y" /* yacc.c:1646 */ + case 47: +#line 393 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) && (yyvsp[0].integer); } -#line 1825 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1857 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 45: -#line 372 "dtc-parser.y" /* yacc.c:1646 */ + case 49: +#line 398 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) | (yyvsp[0].integer); } -#line 1831 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1863 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 47: -#line 377 "dtc-parser.y" /* yacc.c:1646 */ + case 51: +#line 403 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) ^ (yyvsp[0].integer); } -#line 1837 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1869 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 49: -#line 382 "dtc-parser.y" /* yacc.c:1646 */ + case 53: +#line 408 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) & (yyvsp[0].integer); } -#line 1843 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1875 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 51: -#line 387 "dtc-parser.y" /* yacc.c:1646 */ + case 55: +#line 413 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) == (yyvsp[0].integer); } -#line 1849 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1881 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 52: -#line 388 "dtc-parser.y" /* yacc.c:1646 */ + case 56: +#line 414 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) != (yyvsp[0].integer); } -#line 1855 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1887 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 54: -#line 393 "dtc-parser.y" /* yacc.c:1646 */ + case 58: +#line 419 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) < (yyvsp[0].integer); } -#line 1861 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1893 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 55: -#line 394 "dtc-parser.y" /* yacc.c:1646 */ + case 59: +#line 420 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) > (yyvsp[0].integer); } -#line 1867 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1899 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 56: -#line 395 "dtc-parser.y" /* yacc.c:1646 */ + case 60: +#line 421 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) <= (yyvsp[0].integer); } -#line 1873 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1905 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 57: -#line 396 "dtc-parser.y" /* yacc.c:1646 */ + case 61: +#line 422 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) >= (yyvsp[0].integer); } -#line 1879 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1911 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 58: -#line 400 "dtc-parser.y" /* yacc.c:1646 */ + case 62: +#line 426 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) << (yyvsp[0].integer); } -#line 1885 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1917 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 59: -#line 401 "dtc-parser.y" /* yacc.c:1646 */ + case 63: +#line 427 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) >> (yyvsp[0].integer); } -#line 1891 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1923 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 61: -#line 406 "dtc-parser.y" /* yacc.c:1646 */ + case 65: +#line 432 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) + (yyvsp[0].integer); } -#line 1897 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1929 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 62: -#line 407 "dtc-parser.y" /* yacc.c:1646 */ + case 66: +#line 433 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) - (yyvsp[0].integer); } -#line 1903 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1935 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 64: -#line 412 "dtc-parser.y" /* yacc.c:1646 */ + case 68: +#line 438 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = (yyvsp[-2].integer) * (yyvsp[0].integer); } -#line 1909 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1941 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 65: -#line 413 "dtc-parser.y" /* yacc.c:1646 */ - { (yyval.integer) = (yyvsp[-2].integer) / (yyvsp[0].integer); } -#line 1915 "dtc-parser.tab.c" /* yacc.c:1646 */ + case 69: +#line 440 "dtc-parser.y" /* yacc.c:1646 */ + { + if ((yyvsp[0].integer) != 0) { + (yyval.integer) = (yyvsp[-2].integer) / (yyvsp[0].integer); + } else { + ERROR(&(yyloc), "Division by zero"); + (yyval.integer) = 0; + } + } +#line 1954 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 66: -#line 414 "dtc-parser.y" /* yacc.c:1646 */ - { (yyval.integer) = (yyvsp[-2].integer) % (yyvsp[0].integer); } -#line 1921 "dtc-parser.tab.c" /* yacc.c:1646 */ + case 70: +#line 449 "dtc-parser.y" /* yacc.c:1646 */ + { + if ((yyvsp[0].integer) != 0) { + (yyval.integer) = (yyvsp[-2].integer) % (yyvsp[0].integer); + } else { + ERROR(&(yyloc), "Division by zero"); + (yyval.integer) = 0; + } + } +#line 1967 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 69: -#line 420 "dtc-parser.y" /* yacc.c:1646 */ + case 73: +#line 462 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = -(yyvsp[0].integer); } -#line 1927 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1973 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 70: -#line 421 "dtc-parser.y" /* yacc.c:1646 */ + case 74: +#line 463 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = ~(yyvsp[0].integer); } -#line 1933 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1979 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 71: -#line 422 "dtc-parser.y" /* yacc.c:1646 */ + case 75: +#line 464 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.integer) = !(yyvsp[0].integer); } -#line 1939 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1985 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 72: -#line 427 "dtc-parser.y" /* yacc.c:1646 */ + case 76: +#line 469 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = empty_data; } -#line 1947 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 1993 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 73: -#line 431 "dtc-parser.y" /* yacc.c:1646 */ + case 77: +#line 473 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_append_byte((yyvsp[-1].data), (yyvsp[0].byte)); } -#line 1955 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2001 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 74: -#line 435 "dtc-parser.y" /* yacc.c:1646 */ + case 78: +#line 477 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.data) = data_add_marker((yyvsp[-1].data), LABEL, (yyvsp[0].labelref)); } -#line 1963 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2009 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 75: -#line 442 "dtc-parser.y" /* yacc.c:1646 */ + case 79: +#line 484 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.nodelist) = NULL; } -#line 1971 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2017 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 76: -#line 446 "dtc-parser.y" /* yacc.c:1646 */ + case 80: +#line 488 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.nodelist) = chain_node((yyvsp[-1].node), (yyvsp[0].nodelist)); } -#line 1979 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2025 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 77: -#line 450 "dtc-parser.y" /* yacc.c:1646 */ + case 81: +#line 492 "dtc-parser.y" /* yacc.c:1646 */ { ERROR(&(yylsp[0]), "Properties must precede subnodes"); YYERROR; } -#line 1988 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2034 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 78: -#line 458 "dtc-parser.y" /* yacc.c:1646 */ + case 82: +#line 500 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.node) = name_node((yyvsp[0].node), (yyvsp[-1].propnodename)); } -#line 1996 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2042 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 79: -#line 462 "dtc-parser.y" /* yacc.c:1646 */ + case 83: +#line 504 "dtc-parser.y" /* yacc.c:1646 */ { (yyval.node) = name_node(build_node_delete(), (yyvsp[-1].propnodename)); } -#line 2004 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2050 "dtc-parser.tab.c" /* yacc.c:1646 */ break; - case 80: -#line 466 "dtc-parser.y" /* yacc.c:1646 */ + case 84: +#line 508 "dtc-parser.y" /* yacc.c:1646 */ { add_label(&(yyvsp[0].node)->labels, (yyvsp[-1].labelref)); (yyval.node) = (yyvsp[0].node); } -#line 2013 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2059 "dtc-parser.tab.c" /* yacc.c:1646 */ break; -#line 2017 "dtc-parser.tab.c" /* yacc.c:1646 */ +#line 2063 "dtc-parser.tab.c" /* yacc.c:1646 */ default: break; } /* User semantic actions sometimes alter yychar, and that requires @@ -2248,7 +2294,7 @@ yyreturn: #endif return yyresult; } -#line 472 "dtc-parser.y" /* yacc.c:1906 */ +#line 514 "dtc-parser.y" /* yacc.c:1906 */ void yyerror(char const *s) diff --git a/scripts/dtc/dtc-parser.tab.h_shipped b/scripts/dtc/dtc-parser.tab.h_shipped index 30867c688300..6aa512c1b337 100644 --- a/scripts/dtc/dtc-parser.tab.h_shipped +++ b/scripts/dtc/dtc-parser.tab.h_shipped @@ -1,8 +1,8 @@ -/* A Bison parser, made by GNU Bison 3.0.2. */ +/* A Bison parser, made by GNU Bison 3.0.4. */ /* Bison interface for Yacc-like parsers in C - Copyright (C) 1984, 1989-1990, 2000-2013 Free Software Foundation, Inc. + Copyright (C) 1984, 1989-1990, 2000-2015 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -46,35 +46,36 @@ extern int yydebug; enum yytokentype { DT_V1 = 258, - DT_MEMRESERVE = 259, - DT_LSHIFT = 260, - DT_RSHIFT = 261, - DT_LE = 262, - DT_GE = 263, - DT_EQ = 264, - DT_NE = 265, - DT_AND = 266, - DT_OR = 267, - DT_BITS = 268, - DT_DEL_PROP = 269, - DT_DEL_NODE = 270, - DT_PROPNODENAME = 271, - DT_LITERAL = 272, - DT_CHAR_LITERAL = 273, - DT_BYTE = 274, - DT_STRING = 275, - DT_LABEL = 276, - DT_REF = 277, - DT_INCBIN = 278 + DT_PLUGIN = 259, + DT_MEMRESERVE = 260, + DT_LSHIFT = 261, + DT_RSHIFT = 262, + DT_LE = 263, + DT_GE = 264, + DT_EQ = 265, + DT_NE = 266, + DT_AND = 267, + DT_OR = 268, + DT_BITS = 269, + DT_DEL_PROP = 270, + DT_DEL_NODE = 271, + DT_PROPNODENAME = 272, + DT_LITERAL = 273, + DT_CHAR_LITERAL = 274, + DT_BYTE = 275, + DT_STRING = 276, + DT_LABEL = 277, + DT_REF = 278, + DT_INCBIN = 279 }; #endif /* Value type. */ #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED -typedef union YYSTYPE YYSTYPE; + union YYSTYPE { -#line 38 "dtc-parser.y" /* yacc.c:1909 */ +#line 39 "dtc-parser.y" /* yacc.c:1909 */ char *propnodename; char *labelref; @@ -92,9 +93,12 @@ union YYSTYPE struct node *nodelist; struct reserve_info *re; uint64_t integer; + unsigned int flags; -#line 97 "dtc-parser.tab.h" /* yacc.c:1909 */ +#line 99 "dtc-parser.tab.h" /* yacc.c:1909 */ }; + +typedef union YYSTYPE YYSTYPE; # define YYSTYPE_IS_TRIVIAL 1 # define YYSTYPE_IS_DECLARED 1 #endif diff --git a/scripts/dtc/dtc-parser.y b/scripts/dtc/dtc-parser.y index 5a897e36562d..b2fd4d155839 100644 --- a/scripts/dtc/dtc-parser.y +++ b/scripts/dtc/dtc-parser.y @@ -19,6 +19,7 @@ */ %{ #include <stdio.h> +#include <inttypes.h> #include "dtc.h" #include "srcpos.h" @@ -31,7 +32,7 @@ extern void yyerror(char const *s); treesource_error = true; \ } while (0) -extern struct boot_info *the_boot_info; +extern struct dt_info *parser_output; extern bool treesource_error; %} @@ -52,9 +53,11 @@ extern bool treesource_error; struct node *nodelist; struct reserve_info *re; uint64_t integer; + unsigned int flags; } %token DT_V1 +%token DT_PLUGIN %token DT_MEMRESERVE %token DT_LSHIFT DT_RSHIFT DT_LE DT_GE DT_EQ DT_NE DT_AND DT_OR %token DT_BITS @@ -71,6 +74,8 @@ extern bool treesource_error; %type <data> propdata %type <data> propdataprefix +%type <flags> header +%type <flags> headers %type <re> memreserve %type <re> memreserves %type <array> arrayprefix @@ -101,10 +106,31 @@ extern bool treesource_error; %% sourcefile: - DT_V1 ';' memreserves devicetree + headers memreserves devicetree { - the_boot_info = build_boot_info($3, $4, - guess_boot_cpuid($4)); + parser_output = build_dt_info($1, $2, $3, + guess_boot_cpuid($3)); + } + ; + +header: + DT_V1 ';' + { + $$ = DTSF_V1; + } + | DT_V1 ';' DT_PLUGIN ';' + { + $$ = DTSF_V1 | DTSF_PLUGIN; + } + ; + +headers: + header + | header headers + { + if ($2 != $1) + ERROR(&@2, "Header flags don't match earlier ones"); + $$ = $1; } ; @@ -410,8 +436,24 @@ integer_add: integer_mul: integer_mul '*' integer_unary { $$ = $1 * $3; } - | integer_mul '/' integer_unary { $$ = $1 / $3; } - | integer_mul '%' integer_unary { $$ = $1 % $3; } + | integer_mul '/' integer_unary + { + if ($3 != 0) { + $$ = $1 / $3; + } else { + ERROR(&@$, "Division by zero"); + $$ = 0; + } + } + | integer_mul '%' integer_unary + { + if ($3 != 0) { + $$ = $1 % $3; + } else { + ERROR(&@$, "Division by zero"); + $$ = 0; + } + } | integer_unary ; diff --git a/scripts/dtc/dtc.c b/scripts/dtc/dtc.c index 8c4add69a765..a4edf4c7aebf 100644 --- a/scripts/dtc/dtc.c +++ b/scripts/dtc/dtc.c @@ -18,6 +18,8 @@ * USA */ +#include <sys/stat.h> + #include "dtc.h" #include "srcpos.h" @@ -28,7 +30,16 @@ int quiet; /* Level of quietness */ int reservenum; /* Number of memory reservation slots */ int minsize; /* Minimum blob size */ int padsize; /* Additional padding to blob */ +int alignsize; /* Additional padding to blob accroding to the alignsize */ int phandle_format = PHANDLE_BOTH; /* Use linux,phandle or phandle properties */ +int generate_symbols; /* enable symbols & fixup support */ +int generate_fixups; /* suppress generation of fixups on symbol support */ +int auto_label_aliases; /* auto generate labels -> aliases */ + +static int is_power_of_2(int x) +{ + return (x > 0) && ((x & (x - 1)) == 0); +} static void fill_fullpaths(struct node *tree, const char *prefix) { @@ -51,7 +62,7 @@ static void fill_fullpaths(struct node *tree, const char *prefix) #define FDT_VERSION(version) _FDT_VERSION(version) #define _FDT_VERSION(version) #version static const char usage_synopsis[] = "dtc [options] <input file>"; -static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:fb:i:H:sW:E:hv"; +static const char usage_short_opts[] = "qI:O:o:V:d:R:S:p:a:fb:i:H:sW:E:@Ahv"; static struct option const usage_long_opts[] = { {"quiet", no_argument, NULL, 'q'}, {"in-format", a_argument, NULL, 'I'}, @@ -62,6 +73,7 @@ static struct option const usage_long_opts[] = { {"reserve", a_argument, NULL, 'R'}, {"space", a_argument, NULL, 'S'}, {"pad", a_argument, NULL, 'p'}, + {"align", a_argument, NULL, 'a'}, {"boot-cpu", a_argument, NULL, 'b'}, {"force", no_argument, NULL, 'f'}, {"include", a_argument, NULL, 'i'}, @@ -69,6 +81,8 @@ static struct option const usage_long_opts[] = { {"phandle", a_argument, NULL, 'H'}, {"warning", a_argument, NULL, 'W'}, {"error", a_argument, NULL, 'E'}, + {"symbols", no_argument, NULL, '@'}, + {"auto-alias", no_argument, NULL, 'A'}, {"help", no_argument, NULL, 'h'}, {"version", no_argument, NULL, 'v'}, {NULL, no_argument, NULL, 0x0}, @@ -89,6 +103,7 @@ static const char * const usage_opts_help[] = { "\n\tMake space for <number> reserve map entries (for dtb and asm output)", "\n\tMake the blob at least <bytes> long (extra space)", "\n\tAdd padding to the blob of <bytes> long (extra space)", + "\n\tMake the blob align to the <bytes> (extra space)", "\n\tSet the physical boot cpu", "\n\tTry to produce output even if the input tree has errors", "\n\tAdd a path to search for include files", @@ -99,16 +114,63 @@ static const char * const usage_opts_help[] = { "\t\tboth - Both \"linux,phandle\" and \"phandle\" properties", "\n\tEnable/disable warnings (prefix with \"no-\")", "\n\tEnable/disable errors (prefix with \"no-\")", + "\n\tEnable generation of symbols", + "\n\tEnable auto-alias of labels", "\n\tPrint this help and exit", "\n\tPrint version and exit", NULL, }; +static const char *guess_type_by_name(const char *fname, const char *fallback) +{ + const char *s; + + s = strrchr(fname, '.'); + if (s == NULL) + return fallback; + if (!strcasecmp(s, ".dts")) + return "dts"; + if (!strcasecmp(s, ".dtb")) + return "dtb"; + return fallback; +} + +static const char *guess_input_format(const char *fname, const char *fallback) +{ + struct stat statbuf; + uint32_t magic; + FILE *f; + + if (stat(fname, &statbuf) != 0) + return fallback; + + if (S_ISDIR(statbuf.st_mode)) + return "fs"; + + if (!S_ISREG(statbuf.st_mode)) + return fallback; + + f = fopen(fname, "r"); + if (f == NULL) + return fallback; + if (fread(&magic, 4, 1, f) != 1) { + fclose(f); + return fallback; + } + fclose(f); + + magic = fdt32_to_cpu(magic); + if (magic == FDT_MAGIC) + return "dtb"; + + return guess_type_by_name(fname, fallback); +} + int main(int argc, char *argv[]) { - struct boot_info *bi; - const char *inform = "dts"; - const char *outform = "dts"; + struct dt_info *dti; + const char *inform = NULL; + const char *outform = NULL; const char *outname = "-"; const char *depname = NULL; bool force = false, sort = false; @@ -122,6 +184,7 @@ int main(int argc, char *argv[]) reservenum = 0; minsize = 0; padsize = 0; + alignsize = 0; while ((opt = util_getopt_long()) != EOF) { switch (opt) { @@ -149,6 +212,12 @@ int main(int argc, char *argv[]) case 'p': padsize = strtol(optarg, NULL, 0); break; + case 'a': + alignsize = strtol(optarg, NULL, 0); + if (!is_power_of_2(alignsize)) + die("Invalid argument \"%d\" to -a option\n", + optarg); + break; case 'f': force = true; break; @@ -187,6 +256,13 @@ int main(int argc, char *argv[]) parse_checks_option(false, true, optarg); break; + case '@': + generate_symbols = 1; + break; + case 'A': + auto_label_aliases = 1; + break; + case 'h': usage(NULL); default: @@ -213,12 +289,23 @@ int main(int argc, char *argv[]) fprintf(depfile, "%s:", outname); } + if (inform == NULL) + inform = guess_input_format(arg, "dts"); + if (outform == NULL) { + outform = guess_type_by_name(outname, NULL); + if (outform == NULL) { + if (streq(inform, "dts")) + outform = "dtb"; + else + outform = "dts"; + } + } if (streq(inform, "dts")) - bi = dt_from_source(arg); + dti = dt_from_source(arg); else if (streq(inform, "fs")) - bi = dt_from_fs(arg); + dti = dt_from_fs(arg); else if(streq(inform, "dtb")) - bi = dt_from_blob(arg); + dti = dt_from_blob(arg); else die("Unknown input format \"%s\"\n", inform); @@ -228,13 +315,29 @@ int main(int argc, char *argv[]) } if (cmdline_boot_cpuid != -1) - bi->boot_cpuid_phys = cmdline_boot_cpuid; + dti->boot_cpuid_phys = cmdline_boot_cpuid; + + fill_fullpaths(dti->dt, ""); + process_checks(force, dti); + + /* on a plugin, generate by default */ + if (dti->dtsflags & DTSF_PLUGIN) { + generate_fixups = 1; + } + + if (auto_label_aliases) + generate_label_tree(dti, "aliases", false); - fill_fullpaths(bi->dt, ""); - process_checks(force, bi); + if (generate_symbols) + generate_label_tree(dti, "__symbols__", true); + + if (generate_fixups) { + generate_fixups_tree(dti, "__fixups__"); + generate_local_fixups_tree(dti, "__local_fixups__"); + } if (sort) - sort_tree(bi); + sort_tree(dti); if (streq(outname, "-")) { outf = stdout; @@ -246,11 +349,11 @@ int main(int argc, char *argv[]) } if (streq(outform, "dts")) { - dt_to_source(outf, bi); + dt_to_source(outf, dti); } else if (streq(outform, "dtb")) { - dt_to_blob(outf, bi, outversion); + dt_to_blob(outf, dti, outversion); } else if (streq(outform, "asm")) { - dt_to_asm(outf, bi, outversion); + dt_to_asm(outf, dti, outversion); } else if (streq(outform, "null")) { /* do nothing */ } else { diff --git a/scripts/dtc/dtc.h b/scripts/dtc/dtc.h index 56212c8df660..c6f125c68ba8 100644 --- a/scripts/dtc/dtc.h +++ b/scripts/dtc/dtc.h @@ -53,7 +53,11 @@ extern int quiet; /* Level of quietness */ extern int reservenum; /* Number of memory reservation slots */ extern int minsize; /* Minimum blob size */ extern int padsize; /* Additional padding to blob */ +extern int alignsize; /* Additional padding to blob accroding to the alignsize */ extern int phandle_format; /* Use linux,phandle or phandle properties */ +extern int generate_symbols; /* generate symbols for nodes with labels */ +extern int generate_fixups; /* generate fixups */ +extern int auto_label_aliases; /* auto generate labels -> aliases */ #define PHANDLE_LEGACY 0x1 #define PHANDLE_EPAPR 0x2 @@ -201,6 +205,8 @@ void delete_property(struct property *prop); void add_child(struct node *parent, struct node *child); void delete_node_by_name(struct node *parent, char *name); void delete_node(struct node *node); +void append_to_property(struct node *node, + char *name, const void *data, int len); const char *get_unitname(struct node *node); struct property *get_property(struct node *node, const char *propname); @@ -235,35 +241,44 @@ struct reserve_info *add_reserve_entry(struct reserve_info *list, struct reserve_info *new); -struct boot_info { +struct dt_info { + unsigned int dtsflags; struct reserve_info *reservelist; - struct node *dt; /* the device tree */ uint32_t boot_cpuid_phys; + struct node *dt; /* the device tree */ }; -struct boot_info *build_boot_info(struct reserve_info *reservelist, - struct node *tree, uint32_t boot_cpuid_phys); -void sort_tree(struct boot_info *bi); +/* DTS version flags definitions */ +#define DTSF_V1 0x0001 /* /dts-v1/ */ +#define DTSF_PLUGIN 0x0002 /* /plugin/ */ + +struct dt_info *build_dt_info(unsigned int dtsflags, + struct reserve_info *reservelist, + struct node *tree, uint32_t boot_cpuid_phys); +void sort_tree(struct dt_info *dti); +void generate_label_tree(struct dt_info *dti, char *name, bool allocph); +void generate_fixups_tree(struct dt_info *dti, char *name); +void generate_local_fixups_tree(struct dt_info *dti, char *name); /* Checks */ void parse_checks_option(bool warn, bool error, const char *arg); -void process_checks(bool force, struct boot_info *bi); +void process_checks(bool force, struct dt_info *dti); /* Flattened trees */ -void dt_to_blob(FILE *f, struct boot_info *bi, int version); -void dt_to_asm(FILE *f, struct boot_info *bi, int version); +void dt_to_blob(FILE *f, struct dt_info *dti, int version); +void dt_to_asm(FILE *f, struct dt_info *dti, int version); -struct boot_info *dt_from_blob(const char *fname); +struct dt_info *dt_from_blob(const char *fname); /* Tree source */ -void dt_to_source(FILE *f, struct boot_info *bi); -struct boot_info *dt_from_source(const char *f); +void dt_to_source(FILE *f, struct dt_info *dti); +struct dt_info *dt_from_source(const char *f); /* FS trees */ -struct boot_info *dt_from_fs(const char *dirname); +struct dt_info *dt_from_fs(const char *dirname); #endif /* _DTC_H */ diff --git a/scripts/dtc/dtx_diff b/scripts/dtc/dtx_diff new file mode 100755 index 000000000000..ec47f95991a3 --- /dev/null +++ b/scripts/dtc/dtx_diff @@ -0,0 +1,349 @@ +#! /bin/bash + +# Copyright (C) 2015 Frank Rowand +# +# 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; version 2 of the License. + + +usage() { + + # use spaces instead of tabs in the usage message + cat >&2 <<eod + +Usage: + + `basename $0` DTx + decompile DTx + + `basename $0` DTx_1 DTx_2 + diff DTx_1 and DTx_2 + + + -f print full dts in diff (--unified=99999) + -h synonym for --help + -help synonym for --help + --help print this message and exit + -s SRCTREE linux kernel source tree is at path SRCTREE + (default is current directory) + -S linux kernel source tree is at root of current git repo + -u unsorted, do not sort DTx + + +Each DTx is processed by the dtc compiler to produce a sorted dts source +file. If DTx is a dts source file then it is pre-processed in the same +manner as done for the compile of the dts source file in the Linux kernel +build system ('#include' and '/include/' directives are processed). + +If two DTx are provided, the resulting dts source files are diffed. + +If DTx is a directory, it is treated as a DT subtree, such as + /proc/device-tree. + +If DTx contains the binary blob magic value in the first four bytes, + it is treated as a binary blob (aka .dtb or FDT). + +Otherwise DTx is treated as a dts source file (aka .dts). + + If this script is not run from the root of the linux source tree, + and DTx utilizes '#include' or '/include/' then the path of the + linux source tree can be provided by '-s SRCTREE' or '-S' so that + include paths will be set properly. + + The shell variable \${ARCH} must provide the architecture containing + the dts source file for include paths to be set properly for '#include' + or '/include/' to be processed. + + If DTx_1 and DTx_2 are in different architectures, then this script + may not work since \${ARCH} is part of the include path. Two possible + workarounds: + + `basename $0` \\ + <(ARCH=arch_of_dtx_1 `basename $0` DTx_1) \\ + <(ARCH=arch_of_dtx_2 `basename $0` DTx_2) + + `basename $0` ARCH=arch_of_dtx_1 DTx_1 >tmp_dtx_1.dts + `basename $0` ARCH=arch_of_dtx_2 DTx_2 >tmp_dtx_2.dts + `basename $0` tmp_dtx_1.dts tmp_dtx_2.dts + rm tmp_dtx_1.dts tmp_dtx_2.dts + + If DTx_1 and DTx_2 are in different directories, then this script will + add the path of DTx_1 and DTx_2 to the include paths. If DTx_2 includes + a local file that exists in both the path of DTx_1 and DTx_2 then the + file in the path of DTx_1 will incorrectly be included. Possible + workaround: + + `basename $0` DTx_1 >tmp_dtx_1.dts + `basename $0` DTx_2 >tmp_dtx_2.dts + `basename $0` tmp_dtx_1.dts tmp_dtx_2.dts + rm tmp_dtx_1.dts tmp_dtx_2.dts + +eod +} + + +compile_to_dts() { + + dtx="$1" + + if [ -d "${dtx}" ] ; then + + # ----- input is file tree + + if ( ! ${DTC} -I fs ${dtx} ) ; then + exit 3 + fi + + elif [ -f "${dtx}" ] && [ -r "${dtx}" ] ; then + + magic=`hexdump -n 4 -e '/1 "%02x"' ${dtx}` + if [ "${magic}" = "d00dfeed" ] ; then + + # ----- input is FDT (binary blob) + + if ( ! ${DTC} -I dtb ${dtx} ) ; then + exit 3 + fi + + return + + fi + + # ----- input is DTS (source) + + if ( cpp ${cpp_flags} -x assembler-with-cpp ${dtx} \ + | ${DTC} -I dts ) ; then + return + fi + + echo "" >&2 + echo "Possible hints to resolve the above error:" >&2 + echo " (hints might not fix the problem)" >&2 + + hint_given=0 + + if [ "${ARCH}" = "" ] ; then + hint_given=1 + echo "" >&2 + echo " shell variable \$ARCH not set" >&2 + fi + + dtx_arch=`echo "/${dtx}" | sed -e 's|.*/arch/||' -e 's|/.*||'` + + if [ "${dtx_arch}" != "" -a "${dtx_arch}" != "${ARCH}" ] ; then + hint_given=1 + echo "" >&2 + echo " architecture ${dtx_arch} is in file path," >&2 + echo " but does not match shell variable \$ARCH" >&2 + echo " >>\$ARCH<< is: >>${ARCH}<<" >&2 + fi + + if [ ! -d ${srctree}/arch/${ARCH} ] ; then + hint_given=1 + echo "" >&2 + echo " ${srctree}/arch/${ARCH}/ does not exist" >&2 + echo " Is \$ARCH='${ARCH}' correct?" >&2 + echo " Possible fix: use '-s' option" >&2 + + git_root=`git rev-parse --show-toplevel 2>/dev/null` + if [ -d ${git_root}/arch/ ] ; then + echo " Possible fix: use '-S' option" >&2 + fi + fi + + if [ $hint_given = 0 ] ; then + echo "" >&2 + echo " No hints available." >&2 + fi + + echo "" >&2 + + exit 3 + + else + echo "" >&2 + echo "ERROR: ${dtx} does not exist or is not readable" >&2 + echo "" >&2 + exit 2 + fi + +} + + +# ----- start of script + +cmd_diff=0 +diff_flags="-u" +dtx_file_1="" +dtx_file_2="" +dtc_sort="-s" +help=0 +srctree="" + + +while [ $# -gt 0 ] ; do + + case $1 in + + -f ) + diff_flags="--unified=999999" + shift + ;; + + -h | -help | --help ) + help=1 + shift + ;; + + -s ) + srctree="$2" + shift 2 + ;; + + -S ) + git_root=`git rev-parse --show-toplevel 2>/dev/null` + srctree="${git_root}" + shift + ;; + + -u ) + dtc_sort="" + shift + ;; + + *) + if [ "${dtx_file_1}" = "" ] ; then + dtx_file_1="$1" + elif [ "${dtx_file_2}" = "" ] ; then + dtx_file_2="$1" + else + echo "" >&2 + echo "ERROR: Unexpected parameter: $1" >&2 + echo "" >&2 + exit 2 + fi + shift + ;; + + esac + +done + +if [ "${srctree}" = "" ] ; then + srctree="." +fi + +if [ "${dtx_file_2}" != "" ]; then + cmd_diff=1 +fi + +if (( ${help} )) ; then + usage + exit 1 +fi + +# this must follow check for ${help} +if [ "${dtx_file_1}" = "" ]; then + echo "" >&2 + echo "ERROR: parameter DTx required" >&2 + echo "" >&2 + exit 2 +fi + + +# ----- prefer dtc from linux kernel, allow fallback to dtc in $PATH + +if [ "${KBUILD_OUTPUT:0:2}" = ".." ] ; then + __KBUILD_OUTPUT="${srctree}/${KBUILD_OUTPUT}" +elif [ "${KBUILD_OUTPUT}" = "" ] ; then + __KBUILD_OUTPUT="." +else + __KBUILD_OUTPUT="${KBUILD_OUTPUT}" +fi + +DTC="${__KBUILD_OUTPUT}/scripts/dtc/dtc" + +if [ ! -x ${DTC} ] ; then + __DTC="dtc" + if grep -q "^CONFIG_DTC=y" ${__KBUILD_OUTPUT}/.config 2>/dev/null; then + make_command=' + make scripts' + else + make_command=' + Enable CONFIG_DTC in the kernel configuration + make scripts' + fi + if ( ! which ${__DTC} >/dev/null ) ; then + + # use spaces instead of tabs in the error message + cat >&2 <<eod + +ERROR: unable to find a 'dtc' program + + Preferred 'dtc' (built from Linux kernel source tree) was not found or + is not executable. + + 'dtc' is: ${DTC} + + If it does not exist, create it from the root of the Linux source tree: +${make_command} + + If not at the root of the Linux kernel source tree -s SRCTREE or -S + may need to be specified to find 'dtc'. + + If 'O=\${dir}' is specified in your Linux builds, this script requires + 'export KBUILD_OUTPUT=\${dir}' or add \${dir}/scripts/dtc to \$PATH + before running. + + If \${KBUILD_OUTPUT} is a relative path, then '-s SRCDIR', -S, or run + this script from the root of the Linux kernel source tree is required. + + Fallback '${__DTC}' was also not in \${PATH} or is not executable. + +eod + exit 2 + fi + DTC=${__DTC} +fi + + +# ----- cpp and dtc flags same as for linux source tree build of .dtb files, +# plus directories of the dtx file(s) + +dtx_path_1_dtc_include="-i `dirname ${dtx_file_1}`" + +dtx_path_2_dtc_include="" +if (( ${cmd_diff} )) ; then + dtx_path_2_dtc_include="-i `dirname ${dtx_file_2}`" +fi + +cpp_flags="\ + -nostdinc \ + -I${srctree}/arch/${ARCH}/boot/dts \ + -I${srctree}/arch/${ARCH}/boot/dts/include \ + -I${srctree}/drivers/of/testcase-data \ + -undef -D__DTS__" + +dtc_flags="\ + -i ${srctree}/arch/${ARCH}/boot/dts/ \ + -i ${srctree}/kernel/dts \ + ${dtx_path_1_dtc_include} \ + ${dtx_path_2_dtc_include}" + +DTC="${DTC} ${dtc_flags} -O dts -qq -f ${dtc_sort} -o -" + + +# ----- do the diff or decompile + +if (( ${cmd_diff} )) ; then + + diff ${diff_flags} \ + <(compile_to_dts "${dtx_file_1}") \ + <(compile_to_dts "${dtx_file_2}") + +else + + compile_to_dts "${dtx_file_1}" + +fi diff --git a/scripts/dtc/flattree.c b/scripts/dtc/flattree.c index bd99fa2d33b8..ebac548b3fa8 100644 --- a/scripts/dtc/flattree.c +++ b/scripts/dtc/flattree.c @@ -366,7 +366,7 @@ static void make_fdt_header(struct fdt_header *fdt, fdt->size_dt_struct = cpu_to_fdt32(dtsize); } -void dt_to_blob(FILE *f, struct boot_info *bi, int version) +void dt_to_blob(FILE *f, struct dt_info *dti, int version) { struct version_info *vi = NULL; int i; @@ -384,29 +384,36 @@ void dt_to_blob(FILE *f, struct boot_info *bi, int version) if (!vi) die("Unknown device tree blob version %d\n", version); - flatten_tree(bi->dt, &bin_emitter, &dtbuf, &strbuf, vi); + flatten_tree(dti->dt, &bin_emitter, &dtbuf, &strbuf, vi); bin_emit_cell(&dtbuf, FDT_END); - reservebuf = flatten_reserve_list(bi->reservelist, vi); + reservebuf = flatten_reserve_list(dti->reservelist, vi); /* Make header */ make_fdt_header(&fdt, vi, reservebuf.len, dtbuf.len, strbuf.len, - bi->boot_cpuid_phys); + dti->boot_cpuid_phys); /* * If the user asked for more space than is used, adjust the totalsize. */ if (minsize > 0) { padlen = minsize - fdt32_to_cpu(fdt.totalsize); - if ((padlen < 0) && (quiet < 1)) - fprintf(stderr, - "Warning: blob size %d >= minimum size %d\n", - fdt32_to_cpu(fdt.totalsize), minsize); + if (padlen < 0) { + padlen = 0; + if (quiet < 1) + fprintf(stderr, + "Warning: blob size %d >= minimum size %d\n", + fdt32_to_cpu(fdt.totalsize), minsize); + } } if (padsize > 0) padlen = padsize; + if (alignsize > 0) + padlen = ALIGN(fdt32_to_cpu(fdt.totalsize) + padlen, alignsize) + - fdt32_to_cpu(fdt.totalsize); + if (padlen > 0) { int tsize = fdt32_to_cpu(fdt.totalsize); tsize += padlen; @@ -460,7 +467,7 @@ static void dump_stringtable_asm(FILE *f, struct data strbuf) } } -void dt_to_asm(FILE *f, struct boot_info *bi, int version) +void dt_to_asm(FILE *f, struct dt_info *dti, int version) { struct version_info *vi = NULL; int i; @@ -500,7 +507,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version) if (vi->flags & FTF_BOOTCPUID) { fprintf(f, "\t/* boot_cpuid_phys */\n"); - asm_emit_cell(f, bi->boot_cpuid_phys); + asm_emit_cell(f, dti->boot_cpuid_phys); } if (vi->flags & FTF_STRTABSIZE) { @@ -530,7 +537,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version) * Use .long on high and low halfs of u64s to avoid .quad * as it appears .quad isn't available in some assemblers. */ - for (re = bi->reservelist; re; re = re->next) { + for (re = dti->reservelist; re; re = re->next) { struct label *l; for_each_label(re->labels, l) { @@ -550,7 +557,7 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version) fprintf(f, "\t.long\t0, 0\n\t.long\t0, 0\n"); emit_label(f, symprefix, "struct_start"); - flatten_tree(bi->dt, &asm_emitter, f, &strbuf, vi); + flatten_tree(dti->dt, &asm_emitter, f, &strbuf, vi); fprintf(f, "\t/* FDT_END */\n"); asm_emit_cell(f, FDT_END); @@ -572,6 +579,8 @@ void dt_to_asm(FILE *f, struct boot_info *bi, int version) if (padsize > 0) { fprintf(f, "\t.space\t%d, 0\n", padsize); } + if (alignsize > 0) + asm_emit_align(f, alignsize); emit_label(f, symprefix, "blob_abs_end"); data_free(strbuf); @@ -797,11 +806,15 @@ static struct node *unflatten_tree(struct inbuf *dtbuf, } } while (val != FDT_END_NODE); + if (node->name != flatname) { + free(flatname); + } + return node; } -struct boot_info *dt_from_blob(const char *fname) +struct dt_info *dt_from_blob(const char *fname) { FILE *f; uint32_t magic, totalsize, version, size_dt, boot_cpuid_phys; @@ -889,7 +902,7 @@ struct boot_info *dt_from_blob(const char *fname) if (version >= 3) { uint32_t size_str = fdt32_to_cpu(fdt->size_dt_strings); - if (off_str+size_str > totalsize) + if ((off_str+size_str < off_str) || (off_str+size_str > totalsize)) die("String table extends past total size\n"); inbuf_init(&strbuf, blob + off_str, blob + off_str + size_str); } else { @@ -898,7 +911,7 @@ struct boot_info *dt_from_blob(const char *fname) if (version >= 17) { size_dt = fdt32_to_cpu(fdt->size_dt_struct); - if (off_dt+size_dt > totalsize) + if ((off_dt+size_dt < off_dt) || (off_dt+size_dt > totalsize)) die("Structure block extends past total size\n"); } @@ -929,5 +942,5 @@ struct boot_info *dt_from_blob(const char *fname) fclose(f); - return build_boot_info(reservelist, tree, boot_cpuid_phys); + return build_dt_info(DTSF_V1, reservelist, tree, boot_cpuid_phys); } diff --git a/scripts/dtc/fstree.c b/scripts/dtc/fstree.c index 6d1beec9581d..ae7d06c3c492 100644 --- a/scripts/dtc/fstree.c +++ b/scripts/dtc/fstree.c @@ -79,13 +79,12 @@ static struct node *read_fstree(const char *dirname) return tree; } -struct boot_info *dt_from_fs(const char *dirname) +struct dt_info *dt_from_fs(const char *dirname) { struct node *tree; tree = read_fstree(dirname); tree = name_node(tree, ""); - return build_boot_info(NULL, tree, guess_boot_cpuid(tree)); + return build_dt_info(DTSF_V1, NULL, tree, guess_boot_cpuid(tree)); } - diff --git a/scripts/dtc/libfdt/Makefile.libfdt b/scripts/dtc/libfdt/Makefile.libfdt index 09c322ed82ba..098b3f36e668 100644 --- a/scripts/dtc/libfdt/Makefile.libfdt +++ b/scripts/dtc/libfdt/Makefile.libfdt @@ -7,5 +7,5 @@ LIBFDT_soname = libfdt.$(SHAREDLIB_EXT).1 LIBFDT_INCLUDES = fdt.h libfdt.h libfdt_env.h LIBFDT_VERSION = version.lds LIBFDT_SRCS = fdt.c fdt_ro.c fdt_wip.c fdt_sw.c fdt_rw.c fdt_strerror.c fdt_empty_tree.c \ - fdt_addresses.c + fdt_addresses.c fdt_overlay.c LIBFDT_OBJS = $(LIBFDT_SRCS:%.c=%.o) diff --git a/scripts/dtc/libfdt/fdt.c b/scripts/dtc/libfdt/fdt.c index 2ce6a44179de..22286a1aaeaf 100644 --- a/scripts/dtc/libfdt/fdt.c +++ b/scripts/dtc/libfdt/fdt.c @@ -76,18 +76,19 @@ int fdt_check_header(const void *fdt) const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int len) { - const char *p; + unsigned absoffset = offset + fdt_off_dt_struct(fdt); + + if ((absoffset < offset) + || ((absoffset + len) < absoffset) + || (absoffset + len) > fdt_totalsize(fdt)) + return NULL; if (fdt_version(fdt) >= 0x11) if (((offset + len) < offset) || ((offset + len) > fdt_size_dt_struct(fdt))) return NULL; - p = _fdt_offset_ptr(fdt, offset); - - if (p + len < p) - return NULL; - return p; + return _fdt_offset_ptr(fdt, offset); } uint32_t fdt_next_tag(const void *fdt, int startoffset, int *nextoffset) diff --git a/scripts/dtc/libfdt/fdt_ro.c b/scripts/dtc/libfdt/fdt_ro.c index a65e4b5b72b6..3d00d2eee0e3 100644 --- a/scripts/dtc/libfdt/fdt_ro.c +++ b/scripts/dtc/libfdt/fdt_ro.c @@ -88,6 +88,32 @@ static int _fdt_string_eq(const void *fdt, int stroffset, return (strlen(p) == len) && (memcmp(p, s, len) == 0); } +uint32_t fdt_get_max_phandle(const void *fdt) +{ + uint32_t max_phandle = 0; + int offset; + + for (offset = fdt_next_node(fdt, -1, NULL);; + offset = fdt_next_node(fdt, offset, NULL)) { + uint32_t phandle; + + if (offset == -FDT_ERR_NOTFOUND) + return max_phandle; + + if (offset < 0) + return (uint32_t)-1; + + phandle = fdt_get_phandle(fdt, offset); + if (phandle == (uint32_t)-1) + continue; + + if (phandle > max_phandle) + max_phandle = phandle; + } + + return 0; +} + int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size) { FDT_CHECK_HEADER(fdt); @@ -538,6 +564,106 @@ int fdt_stringlist_contains(const char *strlist, int listlen, const char *str) return 0; } +int fdt_stringlist_count(const void *fdt, int nodeoffset, const char *property) +{ + const char *list, *end; + int length, count = 0; + + list = fdt_getprop(fdt, nodeoffset, property, &length); + if (!list) + return length; + + end = list + length; + + while (list < end) { + length = strnlen(list, end - list) + 1; + + /* Abort if the last string isn't properly NUL-terminated. */ + if (list + length > end) + return -FDT_ERR_BADVALUE; + + list += length; + count++; + } + + return count; +} + +int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property, + const char *string) +{ + int length, len, idx = 0; + const char *list, *end; + + list = fdt_getprop(fdt, nodeoffset, property, &length); + if (!list) + return length; + + len = strlen(string) + 1; + end = list + length; + + while (list < end) { + length = strnlen(list, end - list) + 1; + + /* Abort if the last string isn't properly NUL-terminated. */ + if (list + length > end) + return -FDT_ERR_BADVALUE; + + if (length == len && memcmp(list, string, length) == 0) + return idx; + + list += length; + idx++; + } + + return -FDT_ERR_NOTFOUND; +} + +const char *fdt_stringlist_get(const void *fdt, int nodeoffset, + const char *property, int idx, + int *lenp) +{ + const char *list, *end; + int length; + + list = fdt_getprop(fdt, nodeoffset, property, &length); + if (!list) { + if (lenp) + *lenp = length; + + return NULL; + } + + end = list + length; + + while (list < end) { + length = strnlen(list, end - list) + 1; + + /* Abort if the last string isn't properly NUL-terminated. */ + if (list + length > end) { + if (lenp) + *lenp = -FDT_ERR_BADVALUE; + + return NULL; + } + + if (idx == 0) { + if (lenp) + *lenp = length - 1; + + return list; + } + + list += length; + idx--; + } + + if (lenp) + *lenp = -FDT_ERR_NOTFOUND; + + return NULL; +} + int fdt_node_check_compatible(const void *fdt, int nodeoffset, const char *compatible) { @@ -547,10 +673,8 @@ int fdt_node_check_compatible(const void *fdt, int nodeoffset, prop = fdt_getprop(fdt, nodeoffset, "compatible", &len); if (!prop) return len; - if (fdt_stringlist_contains(prop, len, compatible)) - return 0; - else - return 1; + + return !fdt_stringlist_contains(prop, len, compatible); } int fdt_node_offset_by_compatible(const void *fdt, int startoffset, diff --git a/scripts/dtc/libfdt/fdt_rw.c b/scripts/dtc/libfdt/fdt_rw.c index 70adec6c371b..2eed4f58387c 100644 --- a/scripts/dtc/libfdt/fdt_rw.c +++ b/scripts/dtc/libfdt/fdt_rw.c @@ -101,6 +101,8 @@ static int _fdt_splice(void *fdt, void *splicepoint, int oldlen, int newlen) if (((p + oldlen) < p) || ((p + oldlen) > end)) return -FDT_ERR_BADOFFSET; + if ((p < (char *)fdt) || ((end - oldlen + newlen) < (char *)fdt)) + return -FDT_ERR_BADOFFSET; if ((end - oldlen + newlen) > ((char *)fdt + fdt_totalsize(fdt))) return -FDT_ERR_NOSPACE; memmove(p + newlen, p + oldlen, end - p - oldlen); @@ -189,17 +191,13 @@ int fdt_add_mem_rsv(void *fdt, uint64_t address, uint64_t size) int fdt_del_mem_rsv(void *fdt, int n) { struct fdt_reserve_entry *re = _fdt_mem_rsv_w(fdt, n); - int err; FDT_RW_CHECK_HEADER(fdt); if (n >= fdt_num_mem_rsv(fdt)) return -FDT_ERR_NOTFOUND; - err = _fdt_splice_mem_rsv(fdt, re, 1, 0); - if (err) - return err; - return 0; + return _fdt_splice_mem_rsv(fdt, re, 1, 0); } static int _fdt_resize_property(void *fdt, int nodeoffset, const char *name, diff --git a/scripts/dtc/libfdt/fdt_strerror.c b/scripts/dtc/libfdt/fdt_strerror.c index e6c3ceee8c58..9677a1887e57 100644 --- a/scripts/dtc/libfdt/fdt_strerror.c +++ b/scripts/dtc/libfdt/fdt_strerror.c @@ -69,6 +69,7 @@ static struct fdt_errtabent fdt_errtable[] = { FDT_ERRTABENT(FDT_ERR_BADOFFSET), FDT_ERRTABENT(FDT_ERR_BADPATH), + FDT_ERRTABENT(FDT_ERR_BADPHANDLE), FDT_ERRTABENT(FDT_ERR_BADSTATE), FDT_ERRTABENT(FDT_ERR_TRUNCATED), @@ -76,6 +77,11 @@ static struct fdt_errtabent fdt_errtable[] = { FDT_ERRTABENT(FDT_ERR_BADVERSION), FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE), FDT_ERRTABENT(FDT_ERR_BADLAYOUT), + FDT_ERRTABENT(FDT_ERR_INTERNAL), + FDT_ERRTABENT(FDT_ERR_BADNCELLS), + FDT_ERRTABENT(FDT_ERR_BADVALUE), + FDT_ERRTABENT(FDT_ERR_BADOVERLAY), + FDT_ERRTABENT(FDT_ERR_NOPHANDLES), }; #define FDT_ERRTABSIZE (sizeof(fdt_errtable) / sizeof(fdt_errtable[0])) diff --git a/scripts/dtc/libfdt/fdt_wip.c b/scripts/dtc/libfdt/fdt_wip.c index c5bbb68d3273..6aaab399929c 100644 --- a/scripts/dtc/libfdt/fdt_wip.c +++ b/scripts/dtc/libfdt/fdt_wip.c @@ -55,21 +55,42 @@ #include "libfdt_internal.h" +int fdt_setprop_inplace_namelen_partial(void *fdt, int nodeoffset, + const char *name, int namelen, + uint32_t idx, const void *val, + int len) +{ + void *propval; + int proplen; + + propval = fdt_getprop_namelen_w(fdt, nodeoffset, name, namelen, + &proplen); + if (!propval) + return proplen; + + if (proplen < (len + idx)) + return -FDT_ERR_NOSPACE; + + memcpy((char *)propval + idx, val, len); + return 0; +} + int fdt_setprop_inplace(void *fdt, int nodeoffset, const char *name, const void *val, int len) { - void *propval; + const void *propval; int proplen; - propval = fdt_getprop_w(fdt, nodeoffset, name, &proplen); + propval = fdt_getprop(fdt, nodeoffset, name, &proplen); if (! propval) return proplen; if (proplen != len) return -FDT_ERR_NOSPACE; - memcpy(propval, val, len); - return 0; + return fdt_setprop_inplace_namelen_partial(fdt, nodeoffset, name, + strlen(name), 0, + val, len); } static void _fdt_nop_region(void *start, int len) diff --git a/scripts/dtc/libfdt/libfdt.h b/scripts/dtc/libfdt/libfdt.h index ea35ac3c9be4..b842b156fa17 100644 --- a/scripts/dtc/libfdt/libfdt.h +++ b/scripts/dtc/libfdt/libfdt.h @@ -61,7 +61,7 @@ #define FDT_ERR_NOTFOUND 1 /* FDT_ERR_NOTFOUND: The requested node or property does not exist */ #define FDT_ERR_EXISTS 2 - /* FDT_ERR_EXISTS: Attemped to create a node or property which + /* FDT_ERR_EXISTS: Attempted to create a node or property which * already exists */ #define FDT_ERR_NOSPACE 3 /* FDT_ERR_NOSPACE: Operation needed to expand the device @@ -79,8 +79,10 @@ * (e.g. missing a leading / for a function which requires an * absolute path) */ #define FDT_ERR_BADPHANDLE 6 - /* FDT_ERR_BADPHANDLE: Function was passed an invalid phandle - * value. phandle values of 0 and -1 are not permitted. */ + /* FDT_ERR_BADPHANDLE: Function was passed an invalid phandle. + * This can be caused either by an invalid phandle property + * length, or the phandle value was either 0 or -1, which are + * not permitted. */ #define FDT_ERR_BADSTATE 7 /* FDT_ERR_BADSTATE: Function was passed an incomplete device * tree created by the sequential-write functions, which is @@ -121,7 +123,21 @@ /* FDT_ERR_BADNCELLS: Device tree has a #address-cells, #size-cells * or similar property with a bad format or value */ -#define FDT_ERR_MAX 14 +#define FDT_ERR_BADVALUE 15 + /* FDT_ERR_BADVALUE: Device tree has a property with an unexpected + * value. For example: a property expected to contain a string list + * is not NUL-terminated within the length of its value. */ + +#define FDT_ERR_BADOVERLAY 16 + /* FDT_ERR_BADOVERLAY: The device tree overlay, while + * correctly structured, cannot be applied due to some + * unexpected or missing value, property or node. */ + +#define FDT_ERR_NOPHANDLES 17 + /* FDT_ERR_NOPHANDLES: The device tree doesn't have any + * phandle available anymore without causing an overflow */ + +#define FDT_ERR_MAX 17 /**********************************************************************/ /* Low-level functions (you probably don't need these) */ @@ -163,27 +179,55 @@ int fdt_first_subnode(const void *fdt, int offset); */ int fdt_next_subnode(const void *fdt, int offset); +/** + * fdt_for_each_subnode - iterate over all subnodes of a parent + * + * @node: child node (int, lvalue) + * @fdt: FDT blob (const void *) + * @parent: parent node (int) + * + * This is actually a wrapper around a for loop and would be used like so: + * + * fdt_for_each_subnode(node, fdt, parent) { + * Use node + * ... + * } + * + * if ((node < 0) && (node != -FDT_ERR_NOT_FOUND)) { + * Error handling + * } + * + * Note that this is implemented as a macro and @node is used as + * iterator in the loop. The parent variable be constant or even a + * literal. + * + */ +#define fdt_for_each_subnode(node, fdt, parent) \ + for (node = fdt_first_subnode(fdt, parent); \ + node >= 0; \ + node = fdt_next_subnode(fdt, node)) + /**********************************************************************/ /* General functions */ /**********************************************************************/ #define fdt_get_header(fdt, field) \ (fdt32_to_cpu(((const struct fdt_header *)(fdt))->field)) -#define fdt_magic(fdt) (fdt_get_header(fdt, magic)) +#define fdt_magic(fdt) (fdt_get_header(fdt, magic)) #define fdt_totalsize(fdt) (fdt_get_header(fdt, totalsize)) #define fdt_off_dt_struct(fdt) (fdt_get_header(fdt, off_dt_struct)) #define fdt_off_dt_strings(fdt) (fdt_get_header(fdt, off_dt_strings)) #define fdt_off_mem_rsvmap(fdt) (fdt_get_header(fdt, off_mem_rsvmap)) #define fdt_version(fdt) (fdt_get_header(fdt, version)) -#define fdt_last_comp_version(fdt) (fdt_get_header(fdt, last_comp_version)) -#define fdt_boot_cpuid_phys(fdt) (fdt_get_header(fdt, boot_cpuid_phys)) -#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings)) +#define fdt_last_comp_version(fdt) (fdt_get_header(fdt, last_comp_version)) +#define fdt_boot_cpuid_phys(fdt) (fdt_get_header(fdt, boot_cpuid_phys)) +#define fdt_size_dt_strings(fdt) (fdt_get_header(fdt, size_dt_strings)) #define fdt_size_dt_struct(fdt) (fdt_get_header(fdt, size_dt_struct)) #define __fdt_set_hdr(name) \ static inline void fdt_set_##name(void *fdt, uint32_t val) \ { \ - struct fdt_header *fdth = (struct fdt_header*)fdt; \ + struct fdt_header *fdth = (struct fdt_header *)fdt; \ fdth->name = cpu_to_fdt32(val); \ } __fdt_set_hdr(magic); @@ -254,6 +298,21 @@ int fdt_move(const void *fdt, void *buf, int bufsize); const char *fdt_string(const void *fdt, int stroffset); /** + * fdt_get_max_phandle - retrieves the highest phandle in a tree + * @fdt: pointer to the device tree blob + * + * fdt_get_max_phandle retrieves the highest phandle in the given + * device tree. This will ignore badly formatted phandles, or phandles + * with a value of 0 or -1. + * + * returns: + * the highest phandle on success + * 0, if no phandle was found in the device tree + * -1, if an error occurred + */ +uint32_t fdt_get_max_phandle(const void *fdt); + +/** * fdt_num_mem_rsv - retrieve the number of memory reserve map entries * @fdt: pointer to the device tree blob * @@ -313,8 +372,9 @@ int fdt_subnode_offset_namelen(const void *fdt, int parentoffset, * returns: * structure block offset of the requested subnode (>=0), on success * -FDT_ERR_NOTFOUND, if the requested subnode does not exist - * -FDT_ERR_BADOFFSET, if parentoffset did not point to an FDT_BEGIN_NODE tag - * -FDT_ERR_BADMAGIC, + * -FDT_ERR_BADOFFSET, if parentoffset did not point to an FDT_BEGIN_NODE + * tag + * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, * -FDT_ERR_BADSTRUCTURE, @@ -346,7 +406,8 @@ int fdt_path_offset_namelen(const void *fdt, const char *path, int namelen); * address). * * returns: - * structure block offset of the node with the requested path (>=0), on success + * structure block offset of the node with the requested path (>=0), on + * success * -FDT_ERR_BADPATH, given path does not begin with '/' or is invalid * -FDT_ERR_NOTFOUND, if the requested node does not exist * -FDT_ERR_BADMAGIC, @@ -370,10 +431,12 @@ int fdt_path_offset(const void *fdt, const char *path); * * returns: * pointer to the node's name, on success - * If lenp is non-NULL, *lenp contains the length of that name (>=0) + * If lenp is non-NULL, *lenp contains the length of that name + * (>=0) * NULL, on error * if lenp is non-NULL *lenp contains an error code (<0): - * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE + * tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, standard meanings @@ -422,6 +485,33 @@ int fdt_first_property_offset(const void *fdt, int nodeoffset); int fdt_next_property_offset(const void *fdt, int offset); /** + * fdt_for_each_property_offset - iterate over all properties of a node + * + * @property_offset: property offset (int, lvalue) + * @fdt: FDT blob (const void *) + * @node: node offset (int) + * + * This is actually a wrapper around a for loop and would be used like so: + * + * fdt_for_each_property_offset(property, fdt, node) { + * Use property + * ... + * } + * + * if ((property < 0) && (property != -FDT_ERR_NOT_FOUND)) { + * Error handling + * } + * + * Note that this is implemented as a macro and property is used as + * iterator in the loop. The node variable can be constant or even a + * literal. + */ +#define fdt_for_each_property_offset(property, fdt, node) \ + for (property = fdt_first_property_offset(fdt, node); \ + property >= 0; \ + property = fdt_next_property_offset(fdt, property)) + +/** * fdt_get_property_by_offset - retrieve the property at a given offset * @fdt: pointer to the device tree blob * @offset: offset of the property to retrieve @@ -457,8 +547,8 @@ const struct fdt_property *fdt_get_property_by_offset(const void *fdt, * @namelen: number of characters of name to consider * @lenp: pointer to an integer variable (will be overwritten) or NULL * - * Identical to fdt_get_property_namelen(), but only examine the first - * namelen characters of name for matching the property name. + * Identical to fdt_get_property(), but only examine the first namelen + * characters of name for matching the property name. */ const struct fdt_property *fdt_get_property_namelen(const void *fdt, int nodeoffset, @@ -485,7 +575,8 @@ const struct fdt_property *fdt_get_property_namelen(const void *fdt, * NULL, on error * if lenp is non-NULL, *lenp contains an error code (<0): * -FDT_ERR_NOTFOUND, node does not have named property - * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE + * tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -549,6 +640,13 @@ const void *fdt_getprop_by_offset(const void *fdt, int offset, */ const void *fdt_getprop_namelen(const void *fdt, int nodeoffset, const char *name, int namelen, int *lenp); +static inline void *fdt_getprop_namelen_w(void *fdt, int nodeoffset, + const char *name, int namelen, + int *lenp) +{ + return (void *)(uintptr_t)fdt_getprop_namelen(fdt, nodeoffset, name, + namelen, lenp); +} /** * fdt_getprop - retrieve the value of a given property @@ -570,7 +668,8 @@ const void *fdt_getprop_namelen(const void *fdt, int nodeoffset, * NULL, on error * if lenp is non-NULL, *lenp contains an error code (<0): * -FDT_ERR_NOTFOUND, node does not have named property - * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE + * tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -612,7 +711,7 @@ const char *fdt_get_alias_namelen(const void *fdt, const char *name, int namelen); /** - * fdt_get_alias - retreive the path referenced by a given alias + * fdt_get_alias - retrieve the path referenced by a given alias * @fdt: pointer to the device tree blob * @name: name of the alias th look up * @@ -642,7 +741,7 @@ const char *fdt_get_alias(const void *fdt, const char *name); * 0, on success * buf contains the absolute path of the node at * nodeoffset, as a NUL-terminated string. - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_NOSPACE, the path of the given node is longer than (bufsize-1) * characters and will not fit in the given buffer. * -FDT_ERR_BADMAGIC, @@ -672,11 +771,11 @@ int fdt_get_path(const void *fdt, int nodeoffset, char *buf, int buflen); * structure from the start to nodeoffset. * * returns: - * structure block offset of the node at node offset's ancestor * of depth supernodedepth (>=0), on success - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag -* -FDT_ERR_NOTFOUND, supernodedepth was greater than the depth of nodeoffset + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_NOTFOUND, supernodedepth was greater than the depth of + * nodeoffset * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -698,7 +797,7 @@ int fdt_supernode_atdepth_offset(const void *fdt, int nodeoffset, * * returns: * depth of the node at nodeoffset (>=0), on success - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -721,7 +820,7 @@ int fdt_node_depth(const void *fdt, int nodeoffset); * returns: * structure block offset of the parent of the node at nodeoffset * (>=0), on success - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -761,7 +860,7 @@ int fdt_parent_offset(const void *fdt, int nodeoffset); * on success * -FDT_ERR_NOTFOUND, no node matching the criterion exists in the * tree after startoffset - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -808,7 +907,7 @@ int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle); * 1, if the node has a 'compatible' property, but it does not list * the given string * -FDT_ERR_NOTFOUND, if the given node has no 'compatible' property - * -FDT_ERR_BADOFFSET, if nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, if nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -845,7 +944,7 @@ int fdt_node_check_compatible(const void *fdt, int nodeoffset, * on success * -FDT_ERR_NOTFOUND, no node matching the criterion exists in the * tree after startoffset - * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -868,6 +967,68 @@ int fdt_node_offset_by_compatible(const void *fdt, int startoffset, */ int fdt_stringlist_contains(const char *strlist, int listlen, const char *str); +/** + * fdt_stringlist_count - count the number of strings in a string list + * @fdt: pointer to the device tree blob + * @nodeoffset: offset of a tree node + * @property: name of the property containing the string list + * @return: + * the number of strings in the given property + * -FDT_ERR_BADVALUE if the property value is not NUL-terminated + * -FDT_ERR_NOTFOUND if the property does not exist + */ +int fdt_stringlist_count(const void *fdt, int nodeoffset, const char *property); + +/** + * fdt_stringlist_search - find a string in a string list and return its index + * @fdt: pointer to the device tree blob + * @nodeoffset: offset of a tree node + * @property: name of the property containing the string list + * @string: string to look up in the string list + * + * Note that it is possible for this function to succeed on property values + * that are not NUL-terminated. That's because the function will stop after + * finding the first occurrence of @string. This can for example happen with + * small-valued cell properties, such as #address-cells, when searching for + * the empty string. + * + * @return: + * the index of the string in the list of strings + * -FDT_ERR_BADVALUE if the property value is not NUL-terminated + * -FDT_ERR_NOTFOUND if the property does not exist or does not contain + * the given string + */ +int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property, + const char *string); + +/** + * fdt_stringlist_get() - obtain the string at a given index in a string list + * @fdt: pointer to the device tree blob + * @nodeoffset: offset of a tree node + * @property: name of the property containing the string list + * @index: index of the string to return + * @lenp: return location for the string length or an error code on failure + * + * Note that this will successfully extract strings from properties with + * non-NUL-terminated values. For example on small-valued cell properties + * this function will return the empty string. + * + * If non-NULL, the length of the string (on success) or a negative error-code + * (on failure) will be stored in the integer pointer to by lenp. + * + * @return: + * A pointer to the string at the given index in the string list or NULL on + * failure. On success the length of the string will be stored in the memory + * location pointed to by the lenp parameter, if non-NULL. On failure one of + * the following negative error codes will be returned in the lenp parameter + * (if non-NULL): + * -FDT_ERR_BADVALUE if the property value is not NUL-terminated + * -FDT_ERR_NOTFOUND if the property does not exist + */ +const char *fdt_stringlist_get(const void *fdt, int nodeoffset, + const char *property, int index, + int *lenp); + /**********************************************************************/ /* Read-only functions (addressing related) */ /**********************************************************************/ @@ -893,7 +1054,8 @@ int fdt_stringlist_contains(const char *strlist, int listlen, const char *str); * returns: * 0 <= n < FDT_MAX_NCELLS, on success * 2, if the node has no #address-cells property - * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid #address-cells property + * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid + * #address-cells property * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -913,7 +1075,8 @@ int fdt_address_cells(const void *fdt, int nodeoffset); * returns: * 0 <= n < FDT_MAX_NCELLS, on success * 2, if the node has no #address-cells property - * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid #size-cells property + * -FDT_ERR_BADNCELLS, if the node has a badly formatted or invalid + * #size-cells property * -FDT_ERR_BADMAGIC, * -FDT_ERR_BADVERSION, * -FDT_ERR_BADSTATE, @@ -928,6 +1091,27 @@ int fdt_size_cells(const void *fdt, int nodeoffset); /**********************************************************************/ /** + * fdt_setprop_inplace_namelen_partial - change a property's value, + * but not its size + * @fdt: pointer to the device tree blob + * @nodeoffset: offset of the node whose property to change + * @name: name of the property to change + * @namelen: number of characters of name to consider + * @idx: index of the property to change in the array + * @val: pointer to data to replace the property value with + * @len: length of the property value + * + * Identical to fdt_setprop_inplace(), but modifies the given property + * starting from the given index, and using only the first characters + * of the name. It is useful when you want to manipulate only one value of + * an array and you have a string that doesn't end with \0. + */ +int fdt_setprop_inplace_namelen_partial(void *fdt, int nodeoffset, + const char *name, int namelen, + uint32_t idx, const void *val, + int len); + +/** * fdt_setprop_inplace - change a property's value, but not its size * @fdt: pointer to the device tree blob * @nodeoffset: offset of the node whose property to change @@ -1537,9 +1721,11 @@ int fdt_add_subnode_namelen(void *fdt, int parentoffset, * change the offsets of some existing nodes. * returns: - * structure block offset of the created nodeequested subnode (>=0), on success + * structure block offset of the created nodeequested subnode (>=0), on + * success * -FDT_ERR_NOTFOUND, if the requested subnode does not exist - * -FDT_ERR_BADOFFSET, if parentoffset did not point to an FDT_BEGIN_NODE tag + * -FDT_ERR_BADOFFSET, if parentoffset did not point to an FDT_BEGIN_NODE + * tag * -FDT_ERR_EXISTS, if the node at parentoffset already has a subnode of * the given name * -FDT_ERR_NOSPACE, if there is insufficient free space in the @@ -1577,6 +1763,37 @@ int fdt_add_subnode(void *fdt, int parentoffset, const char *name); */ int fdt_del_node(void *fdt, int nodeoffset); +/** + * fdt_overlay_apply - Applies a DT overlay on a base DT + * @fdt: pointer to the base device tree blob + * @fdto: pointer to the device tree overlay blob + * + * fdt_overlay_apply() will apply the given device tree overlay on the + * given base device tree. + * + * Expect the base device tree to be modified, even if the function + * returns an error. + * + * returns: + * 0, on success + * -FDT_ERR_NOSPACE, there's not enough space in the base device tree + * -FDT_ERR_NOTFOUND, the overlay points to some inexistant nodes or + * properties in the base DT + * -FDT_ERR_BADPHANDLE, + * -FDT_ERR_BADOVERLAY, + * -FDT_ERR_NOPHANDLES, + * -FDT_ERR_INTERNAL, + * -FDT_ERR_BADLAYOUT, + * -FDT_ERR_BADMAGIC, + * -FDT_ERR_BADOFFSET, + * -FDT_ERR_BADPATH, + * -FDT_ERR_BADVERSION, + * -FDT_ERR_BADSTRUCTURE, + * -FDT_ERR_BADSTATE, + * -FDT_ERR_TRUNCATED, standard meanings + */ +int fdt_overlay_apply(void *fdt, void *fdto); + /**********************************************************************/ /* Debugging / informational functions */ /**********************************************************************/ diff --git a/scripts/dtc/libfdt/libfdt_env.h b/scripts/dtc/libfdt/libfdt_env.h index 9dea97dfff81..99f936dacc60 100644 --- a/scripts/dtc/libfdt/libfdt_env.h +++ b/scripts/dtc/libfdt/libfdt_env.h @@ -54,6 +54,7 @@ #include <stddef.h> #include <stdint.h> +#include <stdlib.h> #include <string.h> #ifdef __CHECKER__ diff --git a/scripts/dtc/livetree.c b/scripts/dtc/livetree.c index e229b84432f9..afa2f67b142a 100644 --- a/scripts/dtc/livetree.c +++ b/scripts/dtc/livetree.c @@ -204,7 +204,7 @@ struct node *merge_nodes(struct node *old_node, struct node *new_node) } } - /* if no collision occured, add child to the old node. */ + /* if no collision occurred, add child to the old node. */ if (new_child) add_child(old_node, new_child); } @@ -296,6 +296,23 @@ void delete_node(struct node *node) delete_labels(&node->labels); } +void append_to_property(struct node *node, + char *name, const void *data, int len) +{ + struct data d; + struct property *p; + + p = get_property(node, name); + if (p) { + d = data_append_data(p->val, data, len); + p->val = d; + } else { + d = data_append_data(empty_data, data, len); + p = build_property(name, d); + add_property(node, p); + } +} + struct reserve_info *build_reserve_entry(uint64_t address, uint64_t size) { struct reserve_info *new = xmalloc(sizeof(*new)); @@ -335,17 +352,19 @@ struct reserve_info *add_reserve_entry(struct reserve_info *list, return list; } -struct boot_info *build_boot_info(struct reserve_info *reservelist, - struct node *tree, uint32_t boot_cpuid_phys) +struct dt_info *build_dt_info(unsigned int dtsflags, + struct reserve_info *reservelist, + struct node *tree, uint32_t boot_cpuid_phys) { - struct boot_info *bi; + struct dt_info *dti; - bi = xmalloc(sizeof(*bi)); - bi->reservelist = reservelist; - bi->dt = tree; - bi->boot_cpuid_phys = boot_cpuid_phys; + dti = xmalloc(sizeof(*dti)); + dti->dtsflags = dtsflags; + dti->reservelist = reservelist; + dti->dt = tree; + dti->boot_cpuid_phys = boot_cpuid_phys; - return bi; + return dti; } /* @@ -592,12 +611,12 @@ static int cmp_reserve_info(const void *ax, const void *bx) return 0; } -static void sort_reserve_entries(struct boot_info *bi) +static void sort_reserve_entries(struct dt_info *dti) { struct reserve_info *ri, **tbl; int n = 0, i = 0; - for (ri = bi->reservelist; + for (ri = dti->reservelist; ri; ri = ri->next) n++; @@ -607,14 +626,14 @@ static void sort_reserve_entries(struct boot_info *bi) tbl = xmalloc(n * sizeof(*tbl)); - for (ri = bi->reservelist; + for (ri = dti->reservelist; ri; ri = ri->next) tbl[i++] = ri; qsort(tbl, n, sizeof(*tbl), cmp_reserve_info); - bi->reservelist = tbl[0]; + dti->reservelist = tbl[0]; for (i = 0; i < (n-1); i++) tbl[i]->next = tbl[i+1]; tbl[n-1]->next = NULL; @@ -704,8 +723,256 @@ static void sort_node(struct node *node) sort_node(c); } -void sort_tree(struct boot_info *bi) +void sort_tree(struct dt_info *dti) +{ + sort_reserve_entries(dti); + sort_node(dti->dt); +} + +/* utility helper to avoid code duplication */ +static struct node *build_and_name_child_node(struct node *parent, char *name) +{ + struct node *node; + + node = build_node(NULL, NULL); + name_node(node, xstrdup(name)); + add_child(parent, node); + + return node; +} + +static struct node *build_root_node(struct node *dt, char *name) +{ + struct node *an; + + an = get_subnode(dt, name); + if (!an) + an = build_and_name_child_node(dt, name); + + if (!an) + die("Could not build root node /%s\n", name); + + return an; +} + +static bool any_label_tree(struct dt_info *dti, struct node *node) +{ + struct node *c; + + if (node->labels) + return true; + + for_each_child(node, c) + if (any_label_tree(dti, c)) + return true; + + return false; +} + +static void generate_label_tree_internal(struct dt_info *dti, + struct node *an, struct node *node, + bool allocph) +{ + struct node *dt = dti->dt; + struct node *c; + struct property *p; + struct label *l; + + /* if there are labels */ + if (node->labels) { + + /* now add the label in the node */ + for_each_label(node->labels, l) { + + /* check whether the label already exists */ + p = get_property(an, l->label); + if (p) { + fprintf(stderr, "WARNING: label %s already" + " exists in /%s", l->label, + an->name); + continue; + } + + /* insert it */ + p = build_property(l->label, + data_copy_mem(node->fullpath, + strlen(node->fullpath) + 1)); + add_property(an, p); + } + + /* force allocation of a phandle for this node */ + if (allocph) + (void)get_node_phandle(dt, node); + } + + for_each_child(node, c) + generate_label_tree_internal(dti, an, c, allocph); +} + +static bool any_fixup_tree(struct dt_info *dti, struct node *node) +{ + struct node *c; + struct property *prop; + struct marker *m; + + for_each_property(node, prop) { + m = prop->val.markers; + for_each_marker_of_type(m, REF_PHANDLE) { + if (!get_node_by_ref(dti->dt, m->ref)) + return true; + } + } + + for_each_child(node, c) { + if (any_fixup_tree(dti, c)) + return true; + } + + return false; +} + +static void add_fixup_entry(struct dt_info *dti, struct node *fn, + struct node *node, struct property *prop, + struct marker *m) { - sort_reserve_entries(bi); - sort_node(bi->dt); + char *entry; + + /* m->ref can only be a REF_PHANDLE, but check anyway */ + assert(m->type == REF_PHANDLE); + + /* there shouldn't be any ':' in the arguments */ + if (strchr(node->fullpath, ':') || strchr(prop->name, ':')) + die("arguments should not contain ':'\n"); + + xasprintf(&entry, "%s:%s:%u", + node->fullpath, prop->name, m->offset); + append_to_property(fn, m->ref, entry, strlen(entry) + 1); +} + +static void generate_fixups_tree_internal(struct dt_info *dti, + struct node *fn, + struct node *node) +{ + struct node *dt = dti->dt; + struct node *c; + struct property *prop; + struct marker *m; + struct node *refnode; + + for_each_property(node, prop) { + m = prop->val.markers; + for_each_marker_of_type(m, REF_PHANDLE) { + refnode = get_node_by_ref(dt, m->ref); + if (!refnode) + add_fixup_entry(dti, fn, node, prop, m); + } + } + + for_each_child(node, c) + generate_fixups_tree_internal(dti, fn, c); +} + +static bool any_local_fixup_tree(struct dt_info *dti, struct node *node) +{ + struct node *c; + struct property *prop; + struct marker *m; + + for_each_property(node, prop) { + m = prop->val.markers; + for_each_marker_of_type(m, REF_PHANDLE) { + if (get_node_by_ref(dti->dt, m->ref)) + return true; + } + } + + for_each_child(node, c) { + if (any_local_fixup_tree(dti, c)) + return true; + } + + return false; +} + +static void add_local_fixup_entry(struct dt_info *dti, + struct node *lfn, struct node *node, + struct property *prop, struct marker *m, + struct node *refnode) +{ + struct node *wn, *nwn; /* local fixup node, walk node, new */ + uint32_t value_32; + char **compp; + int i, depth; + + /* walk back retreiving depth */ + depth = 0; + for (wn = node; wn; wn = wn->parent) + depth++; + + /* allocate name array */ + compp = xmalloc(sizeof(*compp) * depth); + + /* store names in the array */ + for (wn = node, i = depth - 1; wn; wn = wn->parent, i--) + compp[i] = wn->name; + + /* walk the path components creating nodes if they don't exist */ + for (wn = lfn, i = 1; i < depth; i++, wn = nwn) { + /* if no node exists, create it */ + nwn = get_subnode(wn, compp[i]); + if (!nwn) + nwn = build_and_name_child_node(wn, compp[i]); + } + + free(compp); + + value_32 = cpu_to_fdt32(m->offset); + append_to_property(wn, prop->name, &value_32, sizeof(value_32)); +} + +static void generate_local_fixups_tree_internal(struct dt_info *dti, + struct node *lfn, + struct node *node) +{ + struct node *dt = dti->dt; + struct node *c; + struct property *prop; + struct marker *m; + struct node *refnode; + + for_each_property(node, prop) { + m = prop->val.markers; + for_each_marker_of_type(m, REF_PHANDLE) { + refnode = get_node_by_ref(dt, m->ref); + if (refnode) + add_local_fixup_entry(dti, lfn, node, prop, m, refnode); + } + } + + for_each_child(node, c) + generate_local_fixups_tree_internal(dti, lfn, c); +} + +void generate_label_tree(struct dt_info *dti, char *name, bool allocph) +{ + if (!any_label_tree(dti, dti->dt)) + return; + generate_label_tree_internal(dti, build_root_node(dti->dt, name), + dti->dt, allocph); +} + +void generate_fixups_tree(struct dt_info *dti, char *name) +{ + if (!any_fixup_tree(dti, dti->dt)) + return; + generate_fixups_tree_internal(dti, build_root_node(dti->dt, name), + dti->dt); +} + +void generate_local_fixups_tree(struct dt_info *dti, char *name) +{ + if (!any_local_fixup_tree(dti, dti->dt)) + return; + generate_local_fixups_tree_internal(dti, build_root_node(dti->dt, name), + dti->dt); } diff --git a/scripts/dtc/srcpos.c b/scripts/dtc/srcpos.c index f534c22a888d..aa3aad04cec4 100644 --- a/scripts/dtc/srcpos.c +++ b/scripts/dtc/srcpos.c @@ -246,46 +246,27 @@ srcpos_copy(struct srcpos *pos) return pos_new; } - - -void -srcpos_dump(struct srcpos *pos) -{ - printf("file : \"%s\"\n", - pos->file ? (char *) pos->file : "<no file>"); - printf("first_line : %d\n", pos->first_line); - printf("first_column: %d\n", pos->first_column); - printf("last_line : %d\n", pos->last_line); - printf("last_column : %d\n", pos->last_column); - printf("file : %s\n", pos->file->name); -} - - char * srcpos_string(struct srcpos *pos) { const char *fname = "<no-file>"; char *pos_str; - int rc; if (pos) fname = pos->file->name; if (pos->first_line != pos->last_line) - rc = asprintf(&pos_str, "%s:%d.%d-%d.%d", fname, - pos->first_line, pos->first_column, - pos->last_line, pos->last_column); + xasprintf(&pos_str, "%s:%d.%d-%d.%d", fname, + pos->first_line, pos->first_column, + pos->last_line, pos->last_column); else if (pos->first_column != pos->last_column) - rc = asprintf(&pos_str, "%s:%d.%d-%d", fname, - pos->first_line, pos->first_column, - pos->last_column); + xasprintf(&pos_str, "%s:%d.%d-%d", fname, + pos->first_line, pos->first_column, + pos->last_column); else - rc = asprintf(&pos_str, "%s:%d.%d", fname, - pos->first_line, pos->first_column); - - if (rc == -1) - die("Couldn't allocate in srcpos string"); + xasprintf(&pos_str, "%s:%d.%d", fname, + pos->first_line, pos->first_column); return pos_str; } diff --git a/scripts/dtc/srcpos.h b/scripts/dtc/srcpos.h index f81827bd684a..2cdfcd82e95e 100644 --- a/scripts/dtc/srcpos.h +++ b/scripts/dtc/srcpos.h @@ -105,7 +105,6 @@ extern struct srcpos srcpos_empty; extern void srcpos_update(struct srcpos *pos, const char *text, int len); extern struct srcpos *srcpos_copy(struct srcpos *pos); extern char *srcpos_string(struct srcpos *pos); -extern void srcpos_dump(struct srcpos *pos); extern void srcpos_verror(struct srcpos *pos, const char *prefix, const char *fmt, va_list va) diff --git a/scripts/dtc/treesource.c b/scripts/dtc/treesource.c index a55d1d128cce..c9d8967969f9 100644 --- a/scripts/dtc/treesource.c +++ b/scripts/dtc/treesource.c @@ -25,12 +25,12 @@ extern FILE *yyin; extern int yyparse(void); extern YYLTYPE yylloc; -struct boot_info *the_boot_info; +struct dt_info *parser_output; bool treesource_error; -struct boot_info *dt_from_source(const char *fname) +struct dt_info *dt_from_source(const char *fname) { - the_boot_info = NULL; + parser_output = NULL; treesource_error = false; srcfile_push(fname); @@ -43,7 +43,7 @@ struct boot_info *dt_from_source(const char *fname) if (treesource_error) die("Syntax error parsing input tree\n"); - return the_boot_info; + return parser_output; } static void write_prefix(FILE *f, int level) @@ -263,13 +263,13 @@ static void write_tree_source_node(FILE *f, struct node *tree, int level) } -void dt_to_source(FILE *f, struct boot_info *bi) +void dt_to_source(FILE *f, struct dt_info *dti) { struct reserve_info *re; fprintf(f, "/dts-v1/;\n\n"); - for (re = bi->reservelist; re; re = re->next) { + for (re = dti->reservelist; re; re = re->next) { struct label *l; for_each_label(re->labels, l) @@ -279,6 +279,6 @@ void dt_to_source(FILE *f, struct boot_info *bi) (unsigned long long)re->re.size); } - write_tree_source_node(f, bi->dt, 0); + write_tree_source_node(f, dti->dt, 0); } diff --git a/scripts/dtc/util.c b/scripts/dtc/util.c index 9d65226df9e4..3550f86bd6df 100644 --- a/scripts/dtc/util.c +++ b/scripts/dtc/util.c @@ -46,6 +46,36 @@ char *xstrdup(const char *s) return d; } +/* based in part from (3) vsnprintf */ +int xasprintf(char **strp, const char *fmt, ...) +{ + int n, size = 128; /* start with 128 bytes */ + char *p; + va_list ap; + + /* initial pointer is NULL making the fist realloc to be malloc */ + p = NULL; + while (1) { + p = xrealloc(p, size); + + /* Try to print in the allocated space. */ + va_start(ap, fmt); + n = vsnprintf(p, size, fmt, ap); + va_end(ap); + + /* If that worked, return the string. */ + if (n > -1 && n < size) + break; + /* Else try again with more space. */ + if (n > -1) /* glibc 2.1 */ + size = n + 1; /* precisely what is needed */ + else /* glibc 2.0 */ + size *= 2; /* twice the old size */ + } + *strp = p; + return strlen(p); +} + char *join_path(const char *path, const char *name) { int lenp = strlen(path); @@ -152,7 +182,6 @@ char get_escape_char(const char *s, int *i) int j = *i + 1; char val; - assert(c); switch (c) { case 'a': val = '\a'; @@ -349,7 +378,6 @@ int utilfdt_decode_type(const char *fmt, int *type, int *size) void utilfdt_print_data(const char *data, int len) { int i; - const char *p = data; const char *s; /* no data, don't print */ @@ -376,6 +404,7 @@ void utilfdt_print_data(const char *data, int len) i < (len - 1) ? " " : ""); printf(">"); } else { + const unsigned char *p = (const unsigned char *)data; printf(" = ["); for (i = 0; i < len; i++) printf("%02x%s", *p++, i < len - 1 ? " " : ""); diff --git a/scripts/dtc/util.h b/scripts/dtc/util.h index f800b6011fb1..f5c4f1b50d30 100644 --- a/scripts/dtc/util.h +++ b/scripts/dtc/util.h @@ -59,6 +59,7 @@ static inline void *xrealloc(void *p, size_t len) } extern char *xstrdup(const char *s); +extern int xasprintf(char **strp, const char *fmt, ...); extern char *join_path(const char *path, const char *name); /** diff --git a/scripts/dtc/version_gen.h b/scripts/dtc/version_gen.h index 5b8c7d53d608..16c2e53a85e3 100644 --- a/scripts/dtc/version_gen.h +++ b/scripts/dtc/version_gen.h @@ -1 +1 @@ -#define DTC_VERSION "DTC 1.4.1-g9d3649bd" +#define DTC_VERSION "DTC 1.4.2-g0931cea3" diff --git a/scripts/sortextable.c b/scripts/sortextable.c index c2423d913b46..19d83647846c 100644 --- a/scripts/sortextable.c +++ b/scripts/sortextable.c @@ -266,9 +266,9 @@ do_file(char const *const fname) break; } /* end switch */ if (memcmp(ELFMAG, ehdr->e_ident, SELFMAG) != 0 - || r2(&ehdr->e_type) != ET_EXEC + || (r2(&ehdr->e_type) != ET_EXEC && r2(&ehdr->e_type) != ET_DYN) || ehdr->e_ident[EI_VERSION] != EV_CURRENT) { - fprintf(stderr, "unrecognized ET_EXEC file %s\n", fname); + fprintf(stderr, "unrecognized ET_EXEC/ET_DYN file %s\n", fname); fail_file(); } @@ -282,12 +282,12 @@ do_file(char const *const fname) case EM_386: case EM_X86_64: case EM_S390: + case EM_AARCH64: custom_sort = sort_relative_table; break; case EM_ARCOMPACT: case EM_ARCV2: case EM_ARM: - case EM_AARCH64: case EM_MICROBLAZE: case EM_MIPS: case EM_XTENSA: @@ -304,7 +304,7 @@ do_file(char const *const fname) if (r2(&ehdr->e_ehsize) != sizeof(Elf32_Ehdr) || r2(&ehdr->e_shentsize) != sizeof(Elf32_Shdr)) { fprintf(stderr, - "unrecognized ET_EXEC file: %s\n", fname); + "unrecognized ET_EXEC/ET_DYN file: %s\n", fname); fail_file(); } do32(ehdr, fname, custom_sort); @@ -314,7 +314,7 @@ do_file(char const *const fname) if (r2(&ghdr->e_ehsize) != sizeof(Elf64_Ehdr) || r2(&ghdr->e_shentsize) != sizeof(Elf64_Shdr)) { fprintf(stderr, - "unrecognized ET_EXEC file: %s\n", fname); + "unrecognized ET_EXEC/ET_DYN file: %s\n", fname); fail_file(); } do64(ghdr, fname, custom_sort); |