On 1 February 2016 at 19:45, Alexander Graf agraf@suse.de wrote:
A EFI applications usually want to access storage devices to load data from.
This patch adds support for EFI disk interfaces. It loops through all block storage interfaces known to U-Boot and creates an EFI object for each existing one. EFI applications can then through these objects call U-Boot's read and write functions.
Signed-off-by: Alexander Graf agraf@suse.de Reviewed-by: Simon Glass sjg@chromium.org
v1 -> v2:
- Move to block_drvr array
- Move to GPLv2+
- Fix header order
- Document efi block object struct
- Use calloc rather than malloc & memset
v2 -> v3:
- Adapt to newer u-boot block API
- Add EFIAPI to function prototypes
- Document header
- Check for DEV_TYPE_UNKNOWN
- Document 16byte limit for dp string
include/efi_loader.h | 2 + lib/efi_loader/efi_disk.c | 218 ++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 220 insertions(+) create mode 100644 lib/efi_loader/efi_disk.c
Tested on Beaglebone Black and Minnowboard MAX: Tested-by: Simon Glass sjg@chromium.org