From 102b0d2daa97dae68d3eed54d8fe37a9cc38a892 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 11:13:47 +0200 Subject: Adding upstream version 2.8.0+dfsg. Signed-off-by: Daniel Baumann --- include/drivers/fwu/fwu_metadata.h | 74 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 include/drivers/fwu/fwu_metadata.h (limited to 'include/drivers/fwu/fwu_metadata.h') diff --git a/include/drivers/fwu/fwu_metadata.h b/include/drivers/fwu/fwu_metadata.h new file mode 100644 index 0000000..2e88de5 --- /dev/null +++ b/include/drivers/fwu/fwu_metadata.h @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2021, Arm Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-3-Clause + * + * FWU metadata information as per the specification section 4.1: + * https://developer.arm.com/documentation/den0118/a/ + * + */ + +#ifndef FWU_METADATA_H +#define FWU_METADATA_H + +#include +#include + +/* Properties of image in a bank */ +struct fwu_image_properties { + + /* UUID of the image in this bank */ + uuid_t img_uuid; + + /* [0]: bit describing the image acceptance status – + * 1 means the image is accepted + * [31:1]: MBZ + */ + uint32_t accepted; + + /* reserved (MBZ) */ + uint32_t reserved; + +} __packed; + +/* Image entry information */ +struct fwu_image_entry { + + /* UUID identifying the image type */ + uuid_t img_type_uuid; + + /* UUID of the storage volume where the image is located */ + uuid_t location_uuid; + + /* Properties of images with img_type_uuid in the different FW banks */ + struct fwu_image_properties img_props[NR_OF_FW_BANKS]; + +} __packed; + +/* + * FWU metadata filled by the updater and consumed by TF-A for + * various purposes as below: + * 1. Get active FW bank. + * 2. Rollback to previous working FW bank. + * 3. Get properties of all images present in all banks. + */ +struct fwu_metadata { + + /* Metadata CRC value */ + uint32_t crc_32; + + /* Metadata version */ + uint32_t version; + + /* Bank index with which device boots */ + uint32_t active_index; + + /* Previous bank index with which device booted successfully */ + uint32_t previous_active_index; + + /* Image entry information */ + struct fwu_image_entry img_entry[NR_OF_IMAGES_IN_FW_BANK]; + +} __packed; + +#endif /* FWU_METADATA_H */ -- cgit v1.2.3