This sub type may not be very useful for normal systems, but it will be used to support "host" devices on U-Boot sandbox build.
See UEFI Specification 2.8, section 10.3.4.8.
Signed-off-by: AKASHI Takahiro takahiro.akashi@linaro.org --- include/efi_api.h | 6 ++++++ lib/efi_loader/efi_device_path_to_text.c | 6 ++++++ 2 files changed, 12 insertions(+)
diff --git a/include/efi_api.h b/include/efi_api.h index d3fff3c57936..bb028546c864 100644 --- a/include/efi_api.h +++ b/include/efi_api.h @@ -427,6 +427,7 @@ struct efi_device_path_acpi_path { # define DEVICE_PATH_SUB_TYPE_MSG_USB 0x05 # define DEVICE_PATH_SUB_TYPE_MSG_MAC_ADDR 0x0b # define DEVICE_PATH_SUB_TYPE_MSG_USB_CLASS 0x0f +# define DEVICE_PATH_SUB_TYPE_MSG_LUN 0x11 # define DEVICE_PATH_SUB_TYPE_MSG_SD 0x1a # define DEVICE_PATH_SUB_TYPE_MSG_MMC 0x1d
@@ -443,6 +444,11 @@ struct efi_device_path_scsi { u16 logical_unit_number; } __packed;
+struct efi_device_path_lun { + struct efi_device_path dp; + u8 logical_unit_number; +} __packed; + struct efi_device_path_usb { struct efi_device_path dp; u8 parent_port_number; diff --git a/lib/efi_loader/efi_device_path_to_text.c b/lib/efi_loader/efi_device_path_to_text.c index 96fd08971b73..8aae8215e1af 100644 --- a/lib/efi_loader/efi_device_path_to_text.c +++ b/lib/efi_loader/efi_device_path_to_text.c @@ -107,6 +107,12 @@ static char *dp_msging(char *s, struct efi_device_path *dp) ide->logical_unit_number); break; } + case DEVICE_PATH_SUB_TYPE_MSG_LUN: { + struct efi_device_path_lun *lun = + (struct efi_device_path_lun *)dp; + s += sprintf(s, "LUN(%u)", lun->logical_unit_number); + break; + } case DEVICE_PATH_SUB_TYPE_MSG_USB: { struct efi_device_path_usb *udp = (struct efi_device_path_usb *)dp;