binman: Add way to locate an entry in memory

Add support for accessing an entry's contents in memory-mapped SPI flash.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/include/binman.h b/include/binman.h
index baf49f7876..e0b92075e2 100644
--- a/include/binman.h
+++ b/include/binman.h
@@ -9,6 +9,8 @@
 #ifndef _BINMAN_H_
 #define _BINMAN_H_
 
+#include <dm/ofnode.h>
+
 /**
  *struct binman_entry - information about a binman entry
  *
@@ -21,6 +23,18 @@ struct binman_entry {
 };
 
 /**
+ * binman_entry_map() - Look up the address of an entry in memory
+ *
+ * @parent: Parent binman node
+ * @name: Name of entry
+ * @bufp: Returns a pointer to the entry
+ * @sizep: Returns the size of the entry
+ * @return 0 on success, -EPERM if the ROM offset is not set, -ENOENT if the
+ *	entry cannot be found, other error code other error
+ */
+int binman_entry_map(ofnode parent, const char *name, void **bufp, int *sizep);
+
+/**
  * binman_set_rom_offset() - Set the ROM memory-map offset
  *
  * @rom_offset: Offset from an image_pos to the memory-mapped address. This
@@ -42,6 +56,14 @@ void binman_set_rom_offset(int rom_offset);
 int binman_entry_find(const char *name, struct binman_entry *entry);
 
 /**
+ * binman_section_find_node() - Find a binman node
+ *
+ * @name: Name of node to look for
+ * @return Node that was found, ofnode_null() if not found
+ */
+ofnode binman_section_find_node(const char *name);
+
+/**
  * binman_init() - Set up the binman symbol information
  *
  * This locates the binary symbol information in the device tree ready for use