+static char *strip(const char *ptr)
+{
+ const char *end;
+
+ while (*ptr && isblank(*ptr))
+ ptr++;
+
+ /* empty string */
+ if (*ptr == '\0')
+ return strdup(ptr);
+
+ end = ptr;
+
+ while (end[1])
+ end++;
+
+ while (isblank(*end))
+ end--;
+
+ return strndup(ptr, end - ptr + 1);
+}
+
+static char *cboot_get_bootargs(const void *fdt)
+{
+ const char *args;
+ int offset, len;
+
+ offset = fdt_path_offset(fdt, "/chosen");
+ if (offset < 0)
+ return NULL;
+
+ args = fdt_getprop(fdt, offset, "bootargs", &len);
+ if (!args)
+ return NULL;
+
+ return strip(args);
+}
+