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tests: bootloader: BC: align serial recovery and AB
Align serial recovery and AB configs for 3.2 BC tests. Signed-off-by: Janusz Gąsior <janusz.gasior@nordicsemi.no> (cherry picked from commit cc9acb2)
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‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/CMakeLists.txt‎

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#
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# Copyright (c) 2026 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
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cmake_minimum_required(VERSION 3.20.0)
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find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
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project(ab)
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set(ab_sample_dir ${ZEPHYR_NRF_MODULE_DIR}/samples/dfu/ab)
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target_sources(app PRIVATE
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${ab_sample_dir}/src/main.c
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${ab_sample_dir}/src/ab_utils.c
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)
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target_include_directories(app PRIVATE
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${ZEPHYR_MCUBOOT_MODULE_DIR}/boot/bootutil/include
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${ZEPHYR_MCUBOOT_MODULE_DIR}/boot/zephyr/include
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${ZEPHYR_BASE}/samples/subsys/mgmt/mcumgr/smp_svr/src
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${ab_sample_dir}/src
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)
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target_sources_ifdef(CONFIG_MCUMGR_TRANSPORT_BT app PRIVATE
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${ZEPHYR_BASE}/samples/subsys/mgmt/mcumgr/smp_svr/src/bluetooth.c
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)

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/Kconfig‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
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config N_BLINKS
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int "Number of fast blinks"
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default 1
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config EMULATE_APP_HEALTH_CHECK_FAILURE
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bool "Blocks confirmation of being healthy after the update"
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source "Kconfig.zephyr"

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/Kconfig.sysbuild‎

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#
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# Copyright (c) 2025 Nordic Semiconductor ASA
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#
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# SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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#
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if SOC_SERIES_NRF54H
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# Enable radiocore
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config NRF_DEFAULT_IPC_RADIO
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default y
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config NETCORE_IPC_RADIO_BT_HCI_IPC
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default y
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config MCUBOOT_IMAGES_ROM_END_OFFSET_AUTO
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default "ipc_radio;ipc_radio_secondary_app"
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endif # SOC_SERIES_NRF54H
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source "share/sysbuild/Kconfig"

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/boards/nrf54l15dk_nrf54l15_cpuapp.conf‎

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# Enable boot requests through retained memory.
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CONFIG_RETAINED_MEM=y
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CONFIG_RETENTION=y

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/boards/nrf54l15dk_nrf54l15_cpuapp.overlay‎

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/*
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* Copyright (c) 2025 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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#include "../nrf54l15dk_nrf54l15_cpuapp_common.dtsi"

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/nrf54l15dk_nrf54l15_cpuapp_common.dtsi‎

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/*
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* Copyright (c) 2025 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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/ {
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chosen {
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nrf,bootloader-request = &boot_request;
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};
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};
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/ {
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cpuapp_sram@2003fff0 {
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compatible = "zephyr,memory-region", "mmio-sram";
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reg = <0x2003fff0 0x10>;
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zephyr,memory-region = "RetainedMem";
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status = "okay";
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retainedmem {
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compatible = "zephyr,retained-ram";
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status = "okay";
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#address-cells = <1>;
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#size-cells = <1>;
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boot_request: boot_request@0 {
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compatible = "zephyr,retention";
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status = "okay";
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reg = <0x0 0x10>;
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prefix = [0b 01];
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checksum = <4>;
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};
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};
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};
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};

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/pm_static_nrf54l15dk_nrf54l15_cpuapp.yml‎

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EMPTY_0:
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address: 0x10800
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end_address: 0x11000
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region: flash_primary
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size: 0x800
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mcuboot:
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address: 0x0
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end_address: 0x10800
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region: flash_primary
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size: 0x10800
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mcuboot_secondary_pad:
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address: 0xb8000
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end_address: 0xb8800
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region: flash_primary
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size: 0x800
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mcuboot_secondary_app:
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address: 0xb8800
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end_address: 0x15f000
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region: flash_primary
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size: 0xa6800
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mcuboot_secondary:
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address: 0xb8000
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end_address: 0x15f000
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orig_span: &id003
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- mcuboot_secondary_pad
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- mcuboot_secondary_app
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region: flash_primary
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size: 0xa7000
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span: *id003
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littlefs_storage:
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address: 0x15f000
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end_address: 0x165000
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region: flash_primary
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size: 0x6000
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reserved_tail:
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address: 0x165000
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end_address: 0x17d000
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region: flash_primary
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size: 0x18000

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/prj.conf‎

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# Enable MCUmgr and dependencies.
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CONFIG_NET_BUF=y
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CONFIG_ZCBOR=y
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CONFIG_CRC=y
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CONFIG_MCUMGR=y
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CONFIG_STREAM_FLASH=y
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CONFIG_FLASH_MAP=y
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# Some command handlers require a large stack.
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CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=2304
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CONFIG_MAIN_STACK_SIZE=2176
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# Ensure an MCUboot-compatible binary is generated.
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CONFIG_BOOTLOADER_MCUBOOT=y
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# Enable flash operations.
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CONFIG_FLASH=y
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# Required by the `taskstat` command.
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CONFIG_THREAD_MONITOR=y
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# Support for taskstat command
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CONFIG_MCUMGR_GRP_OS_TASKSTAT=y
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# Enable statistics and statistic names.
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CONFIG_STATS=y
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CONFIG_STATS_NAMES=y
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# Enable most core commands.
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CONFIG_FLASH=y
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CONFIG_IMG_MANAGER=y
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CONFIG_MCUMGR_GRP_IMG=y
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CONFIG_MCUMGR_GRP_IMG_NRF=y
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CONFIG_MCUMGR_GRP_OS=y
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CONFIG_MCUMGR_GRP_STAT=y
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# Enable logging
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CONFIG_LOG=y
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CONFIG_MCUBOOT_UTIL_LOG_LEVEL_WRN=y
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# Disable debug logging
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CONFIG_LOG_MAX_LEVEL=3
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# Enable boot requests.
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CONFIG_NRF_MCUBOOT_BOOT_REQUEST=y
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# Enable DK LED/button library
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CONFIG_DK_LIBRARY=y
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# Configure bluetooth
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CONFIG_BT=y
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CONFIG_BT_PERIPHERAL=y
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# Allow for large Bluetooth data packets.
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CONFIG_BT_L2CAP_TX_MTU=498
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CONFIG_BT_BUF_ACL_RX_SIZE=502
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CONFIG_BT_BUF_ACL_TX_SIZE=502
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# Enable the Bluetooth mcumgr transport (unauthenticated).
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CONFIG_MCUMGR_TRANSPORT_BT=y
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CONFIG_MCUMGR_TRANSPORT_BT_CONN_PARAM_CONTROL=y
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# Enable the Shell mcumgr transport.
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CONFIG_BASE64=y
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CONFIG_CRC=y
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CONFIG_SHELL=y
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CONFIG_SHELL_BACKEND_SERIAL=y
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CONFIG_MCUMGR_TRANSPORT_SHELL=y
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# Enable the mcumgr Packet Reassembly feature over Bluetooth and its configuration dependencies.
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# MCUmgr buffer size is optimized to fit one SMP packet divided into five Bluetooth Write Commands,
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# transmitted with the maximum possible MTU value: 498 bytes.
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CONFIG_MCUMGR_TRANSPORT_BT_REASSEMBLY=y
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CONFIG_MCUMGR_TRANSPORT_NETBUF_SIZE=2475
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CONFIG_MCUMGR_GRP_OS_MCUMGR_PARAMS=y
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CONFIG_MCUMGR_TRANSPORT_WORKQUEUE_STACK_SIZE=4608
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# Enable the LittleFS file system.
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CONFIG_FILE_SYSTEM=y
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CONFIG_FILE_SYSTEM_LITTLEFS=y
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# Enable file system commands
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CONFIG_MCUMGR_GRP_FS=y
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# Enable the storage erase command.
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CONFIG_MCUMGR_GRP_ZBASIC=y
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CONFIG_MCUMGR_GRP_ZBASIC_STORAGE_ERASE=y
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# Disable Bluetooth ping support
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CONFIG_BT_CTLR_LE_PING=n
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# Disable shell commands that are not needed
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CONFIG_CLOCK_CONTROL_NRF_SHELL=n
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CONFIG_DEVICE_SHELL=n
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CONFIG_DEVMEM_SHELL=n
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CONFIG_FLASH_SHELL=n

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/sysbuild.conf‎

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# Enable MCUboot bootloader support
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SB_CONFIG_BOOTLOADER_MCUBOOT=y
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# Enable direct XIP with revert support
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SB_CONFIG_MCUBOOT_MODE_DIRECT_XIP_WITH_REVERT=y

‎tests/subsys/bootloader/backward_compatibility/v3.2/ab/sysbuild/mcuboot/boards/nrf54l15dk_nrf54l15_cpuapp.conf‎

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CONFIG_PM_PARTITION_SIZE_MCUBOOT=0x10800
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# The default MCUboot is too large to support fprotect.
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CONFIG_FPROTECT=n
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# Enable boot requests through retained memory.
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CONFIG_RETAINED_MEM=y
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CONFIG_RETENTION=y

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