fdt: Treat device tree file type like ACPI

We now have signature check logic in grub which allows us to treat
files differently depending on their file type.

Treat a loaded device tree like an overlayed ACPI table.
Both describe hardware, so I suppose their threat level is the same.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Alexander Graf 2019-02-12 11:31:08 +01:00 committed by Vincent Batts
parent 09d8eedbba
commit 3591313ca9
2 changed files with 3 additions and 2 deletions

View file

@ -81,6 +81,7 @@ shim_lock_init (grub_file_t io, enum grub_file_type type,
/* Fall through. */ /* Fall through. */
case GRUB_FILE_TYPE_ACPI_TABLE: case GRUB_FILE_TYPE_ACPI_TABLE:
case GRUB_FILE_TYPE_DEVICE_TREE_IMAGE:
*flags = GRUB_VERIFY_FLAGS_DEFER_AUTH; *flags = GRUB_VERIFY_FLAGS_DEFER_AUTH;
return GRUB_ERR_NONE; return GRUB_ERR_NONE;

View file

@ -74,8 +74,6 @@ enum grub_file_type
GRUB_FILE_TYPE_EFI_CHAINLOADED_IMAGE, GRUB_FILE_TYPE_EFI_CHAINLOADED_IMAGE,
GRUB_FILE_TYPE_DEVICE_TREE_IMAGE,
/* File holding signature. */ /* File holding signature. */
GRUB_FILE_TYPE_SIGNATURE, GRUB_FILE_TYPE_SIGNATURE,
/* File holding public key to verify signature once. */ /* File holding public key to verify signature once. */
@ -100,6 +98,8 @@ enum grub_file_type
GRUB_FILE_TYPE_FILE_ID, GRUB_FILE_TYPE_FILE_ID,
/* File holding ACPI table. */ /* File holding ACPI table. */
GRUB_FILE_TYPE_ACPI_TABLE, GRUB_FILE_TYPE_ACPI_TABLE,
/* File holding Device Tree. */
GRUB_FILE_TYPE_DEVICE_TREE_IMAGE,
/* File we intend show to user. */ /* File we intend show to user. */
GRUB_FILE_TYPE_CAT, GRUB_FILE_TYPE_CAT,
GRUB_FILE_TYPE_HEXCAT, GRUB_FILE_TYPE_HEXCAT,