X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Fos.h;h=049b248c5b016fe59e050cac153300202b071889;hb=c1a2afa4082b4dd84ceb1754f1452c9529d6f390;hp=954a48c9919e78a9259b615d6be12aa01c1ef4b3;hpb=6f43ba70d15e15a08c25b3d956c70addb6740737;p=oweals%2Fu-boot.git

diff --git a/include/os.h b/include/os.h
index 954a48c991..049b248c5b 100644
--- a/include/os.h
+++ b/include/os.h
@@ -214,10 +214,19 @@ struct os_dirent_node {
  */
 int os_dirent_ls(const char *dirname, struct os_dirent_node **headp);
 
+/**
+ * Free directory list
+ *
+ * This frees a linked list containing a directory listing.
+ *
+ * @param node		Pointer to head of linked list
+ */
+void os_dirent_free(struct os_dirent_node *node);
+
 /**
  * Get the name of a directory entry type
  *
- * @param type		Type to cehck
+ * @param type		Type to check
  * @return string containing the name of that type, or "???" if none/invalid
  */
 const char *os_dirent_get_typename(enum os_dirent_t type);
@@ -286,6 +295,31 @@ int os_read_ram_buf(const char *fname);
  */
 int os_jump_to_image(const void *dest, int size);
 
+/**
+ * os_find_u_boot() - Determine the path to U-Boot proper
+ *
+ * This function is intended to be called from within sandbox SPL. It uses
+ * a few heuristics to find U-Boot proper. Normally it is either in the same
+ * directory, or the directory above (since u-boot-spl is normally in an
+ * spl/ subdirectory when built).
+ *
+ * @fname:	Place to put full path to U-Boot
+ * @maxlen:	Maximum size of @fname
+ * @return 0 if OK, -NOSPC if the filename is too large, -ENOENT if not found
+ */
+int os_find_u_boot(char *fname, int maxlen);
+
+/**
+ * os_spl_to_uboot() - Run U-Boot proper
+ *
+ * When called from SPL, this runs U-Boot proper. The filename is obtained by
+ * calling os_find_u_boot().
+ *
+ * @fname:	Full pathname to U-Boot executable
+ * @return 0 if OK, -ve on error
+ */
+int os_spl_to_uboot(const char *fname);
+
 /**
  * Read the current system time
  *