diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/efi_dt_fixup.h | 39 | ||||
| -rw-r--r-- | include/efi_loader.h | 2 |
2 files changed, 41 insertions, 0 deletions
diff --git a/include/efi_dt_fixup.h b/include/efi_dt_fixup.h new file mode 100644 index 00000000000..9066e8dd8e1 --- /dev/null +++ b/include/efi_dt_fixup.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * EFI_DT_FIXUP_PROTOCOL + * + * Copyright (c) 2020 Heinrich Schuchardt + */ + +#include <efi_api.h> + +#define EFI_DT_FIXUP_PROTOCOL_GUID \ + EFI_GUID(0xe617d64c, 0xfe08, 0x46da, 0xf4, 0xdc, \ + 0xbb, 0xd5, 0x87, 0x0c, 0x73, 0x00) + +#define EFI_DT_FIXUP_PROTOCOL_REVISION 0x00010000 + +/* Add nodes and update properties */ +#define EFI_DT_APPLY_FIXUPS 0x00000001 +/* + * Reserve memory according to the /reserved-memory node + * and the memory reservation block + */ +#define EFI_DT_RESERVE_MEMORY 0x00000002 +/* Install the device-tree as configuration table */ +#define EFI_DT_INSTALL_TABLE 0x00000004 + +#define EFI_DT_ALL (EFI_DT_APPLY_FIXUPS | \ + EFI_DT_RESERVE_MEMORY | \ + EFI_DT_INSTALL_TABLE) + +struct efi_dt_fixup_protocol { + u64 revision; + efi_status_t (EFIAPI *fixup) (struct efi_dt_fixup_protocol *this, + void *dtb, + efi_uintn_t *buffer_size, + u32 flags); +}; + +extern struct efi_dt_fixup_protocol efi_dt_fixup_prot; +extern const efi_guid_t efi_guid_dt_fixup_protocol; diff --git a/include/efi_loader.h b/include/efi_loader.h index 2a69ef844b6..e53d286b9d1 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -411,6 +411,8 @@ void efi_runtime_detach(void); /* efi_convert_pointer() - convert pointer to virtual address */ efi_status_t EFIAPI efi_convert_pointer(efi_uintn_t debug_disposition, void **address); +/* Carve out DT reserved memory ranges */ +void efi_carve_out_dt_rsv(void *fdt); /* Called by bootefi to make console interface available */ efi_status_t efi_console_register(void); /* Called by bootefi to make all disk storage accessible as EFI objects */ |