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-rw-r--r--scripts/dtc/dtc.h40
1 files changed, 38 insertions, 2 deletions
diff --git a/scripts/dtc/dtc.h b/scripts/dtc/dtc.h
index d3e82fb8e3db..0a1f54991026 100644
--- a/scripts/dtc/dtc.h
+++ b/scripts/dtc/dtc.h
@@ -35,7 +35,7 @@
* Command line options
*/
extern int quiet; /* Level of quietness */
-extern int reservenum; /* Number of memory reservation slots */
+extern unsigned 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 */
@@ -51,6 +51,11 @@ extern int annotate; /* annotate .dts with input source location */
typedef uint32_t cell_t;
+static inline bool phandle_is_valid(cell_t phandle)
+{
+ return phandle != 0 && phandle != ~0U;
+}
+
static inline uint16_t dtb_ld16(const void *p)
{
const uint8_t *bp = (const uint8_t *)p;
@@ -86,6 +91,16 @@ static inline uint64_t dtb_ld64(const void *p)
#define streq(a, b) (strcmp((a), (b)) == 0)
#define strstarts(s, prefix) (strncmp((s), (prefix), strlen(prefix)) == 0)
#define strprefixeq(a, n, b) (strlen(b) == (n) && (memcmp(a, b, n) == 0))
+static inline bool strends(const char *str, const char *suffix)
+{
+ unsigned int len, suffix_len;
+
+ len = strlen(str);
+ suffix_len = strlen(suffix);
+ if (len < suffix_len)
+ return false;
+ return streq(str + len - suffix_len, suffix);
+}
#define ALIGN(x, a) (((x) + (a) - 1) & ~((a) - 1))
@@ -101,6 +116,12 @@ enum markertype {
TYPE_UINT64,
TYPE_STRING,
};
+
+static inline bool is_type_marker(enum markertype type)
+{
+ return type >= TYPE_UINT8;
+}
+
extern const char *markername(enum markertype markertype);
struct marker {
@@ -125,7 +146,22 @@ struct data {
for_each_marker(m) \
if ((m)->type == (t))
-size_t type_marker_length(struct marker *m);
+static inline struct marker *next_type_marker(struct marker *m)
+{
+ for_each_marker(m)
+ if (is_type_marker(m->type))
+ break;
+ return m;
+}
+
+static inline size_t type_marker_length(struct marker *m)
+{
+ struct marker *next = next_type_marker(m->next);
+
+ if (next)
+ return next->offset - m->offset;
+ return 0;
+}
void data_free(struct data d);