1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * EFI_DT_FIXUP_PROTOCOL
5 * Copyright (c) 2020 Heinrich Schuchardt
10 #define EFI_DT_FIXUP_PROTOCOL_GUID \
11 EFI_GUID(0xe617d64c, 0xfe08, 0x46da, 0xf4, 0xdc, \
12 0xbb, 0xd5, 0x87, 0x0c, 0x73, 0x00)
14 #define EFI_DT_FIXUP_PROTOCOL_REVISION 0x00010000
16 /* Add nodes and update properties */
17 #define EFI_DT_APPLY_FIXUPS 0x00000001
19 * Reserve memory according to the /reserved-memory node
20 * and the memory reservation block
22 #define EFI_DT_RESERVE_MEMORY 0x00000002
23 /* Install the device-tree as configuration table */
24 #define EFI_DT_INSTALL_TABLE 0x00000004
26 #define EFI_DT_ALL (EFI_DT_APPLY_FIXUPS | \
27 EFI_DT_RESERVE_MEMORY | \
30 struct efi_dt_fixup_protocol {
32 efi_status_t (EFIAPI *fixup) (struct efi_dt_fixup_protocol *this,
34 efi_uintn_t *buffer_size,
38 extern struct efi_dt_fixup_protocol efi_dt_fixup_prot;
39 extern const efi_guid_t efi_guid_dt_fixup_protocol;