efi_loader: Add mem-mapped for fallback
When we don't have a real device/image path, such as 'bootefi hello',
construct a mem-mapped device-path.
This fixes 'bootefi hello' after devicepath refactoring.
Fixes: 95c5553ea2 ("efi_loader: refactor boot device and loaded_image handling")
Signed-off-by: Rob Clark <robdclark@gmail.com>
Acked-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/include/efi_api.h b/include/efi_api.h
index a9a6494..94c15b2 100644
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -297,8 +297,16 @@
} __packed;
#define DEVICE_PATH_TYPE_HARDWARE_DEVICE 0x01
+# define DEVICE_PATH_SUB_TYPE_MEMORY 0x03
# define DEVICE_PATH_SUB_TYPE_VENDOR 0x04
+struct efi_device_path_memory {
+ struct efi_device_path dp;
+ u32 memory_type;
+ u64 start_address;
+ u64 end_address;
+} __packed;
+
struct efi_device_path_vendor {
struct efi_device_path dp;
efi_guid_t guid;