Merge branch 'master' into openslxopenslx

1 files changed, 38 insertions, 0 deletions

diff --git a/src/include/ipxe/efi/efi_table.h b/src/include/ipxe/efi/efi_table.h
new file mode 100644
index 000000000..714069e15
--- /dev/null
+++ b/src/include/ipxe/efi/efi_table.h
@@ -0,0 +1,38 @@
+#ifndef _IPXE_EFI_TABLE_H
+#define _IPXE_EFI_TABLE_H
+
+/** @file
+ *
+ * EFI configuration tables
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );
+FILE_SECBOOT ( PERMITTED );
+
+#include <ipxe/efi/efi.h>
+
+/** An installable EFI configuration table type */
+struct efi_table {
+	/** Table GUID */
+	EFI_GUID *guid;
+	/**
+	 * Determine length of table
+	 *
+	 * @v data		Configuration table data (presumed valid)
+	 * @ret len		Length of table
+	 *
+	 * EFI does not record the length of installed configuration
+	 * tables.  Consumers must understand the specific type of
+	 * table in order to be able to determine its length from the
+	 * contents.
+	 */
+	size_t ( * len ) ( const void *data );
+};
+
+extern void * efi_find_table ( EFI_GUID *guid );
+extern int efi_install_table ( struct efi_table *table, const void *data,
+			       void **backup );
+extern int efi_uninstall_table ( struct efi_table *table, void **backup );
+
+#endif /* _IPXE_EFI_TABLE_H */