X-Git-Url: https://code.delx.au/refind/blobdiff_plain/8b7e5d7b0d0ec821647a41f712f7a67c0e1ddb8b..7e41f7799b358fdd955115c904e5862cb1efc44d:/refind/driver_support.h

diff --git a/refind/driver_support.h b/refind/driver_support.h
new file mode 100644
index 0000000..5e09945
--- /dev/null
+++ b/refind/driver_support.h
@@ -0,0 +1,53 @@
+/*
+ * File to implement LibScanHandleDatabase(), which is used by rEFInd's
+ * driver-loading code (inherited from rEFIt), but which has not been
+ * implemented in GNU-EFI and seems to have been dropped from current
+ * versions of the Tianocore library. This function was taken from a git
+ * site with EFI code. The original file bore the following copyright
+ * notice:
+ *
+ * Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
+ * This program and the accompanying materials are licensed and made available under
+ * the terms and conditions of the BSD License that accompanies this distribution.
+ * The full text of the license may be found at
+ * http://opensource.org/licenses/bsd-license.php.
+ *
+ * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+ *
+ */
+
+#include <efi/efi.h>
+#include <efi/efilib.h>
+
+#ifndef _MY_SCAN_HANDLE_DATABASE
+#define _MY_SCAN_HANDLE_DATABASE
+
+// Below is from http://git.etherboot.org/?p=mirror/efi/shell/.git;a=commitdiff;h=b1b0c63423cac54dc964c2930e04aebb46a946ec;
+// Seems to have been replaced by ParseHandleDatabaseByRelationshipWithType(), but the latter isn't working for me....
+EFI_STATUS
+LibScanHandleDatabase (
+  EFI_HANDLE  DriverBindingHandle, OPTIONAL
+  UINT32      *DriverBindingHandleIndex, OPTIONAL
+  EFI_HANDLE  ControllerHandle, OPTIONAL
+  UINT32      *ControllerHandleIndex, OPTIONAL
+  UINTN       *HandleCount,
+  EFI_HANDLE  **HandleBuffer,
+  UINT32      **HandleType
+  );
+
+
+#define EFI_HANDLE_TYPE_UNKNOWN                     0x000
+#define EFI_HANDLE_TYPE_IMAGE_HANDLE                0x001
+#define EFI_HANDLE_TYPE_DRIVER_BINDING_HANDLE       0x002
+#define EFI_HANDLE_TYPE_DEVICE_DRIVER               0x004
+#define EFI_HANDLE_TYPE_BUS_DRIVER                  0x008
+#define EFI_HANDLE_TYPE_DRIVER_CONFIGURATION_HANDLE 0x010
+#define EFI_HANDLE_TYPE_DRIVER_DIAGNOSTICS_HANDLE   0x020
+#define EFI_HANDLE_TYPE_COMPONENT_NAME_HANDLE       0x040
+#define EFI_HANDLE_TYPE_DEVICE_HANDLE               0x080
+#define EFI_HANDLE_TYPE_PARENT_HANDLE               0x100
+#define EFI_HANDLE_TYPE_CONTROLLER_HANDLE           0x200
+#define EFI_HANDLE_TYPE_CHILD_HANDLE                0x400
+
+#endif