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Zephyr Kernel 1.9.2

doc/releases/release-notes-1.9.rst

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Zephyr Kernel 1.9.2 ###################

This is a maintenance release with fixes.

Kernel

  • Generic queue item acquisition fixed to always return a valid item when using K_FOREVER

Bluetooth

  • Multiple stability fixes for BLE Mesh
  • Multiple stability fixes for the BLE Controller

Zephyr Kernel 1.9.1 ###################

This is a maintenance release with fixes and a two new features in the BLE Controller.

Drivers and Sensors

  • mcux ethernet driver buffer overflow fixed
  • STM32 PWM prescaler issue fixed

Networking

  • Support for IPv6 in DNS fixed

Bluetooth

  • Multiple stability fixes for the BLE Controller
  • Support for PA/LNA amplifiers in the BLE Controller
  • Support for additional VS commands in the BLE Controller

Zephyr Kernel 1.9.0 ###################

We are pleased to announce the release of Zephyr kernel version 1.9.0

Major enhancements planned with this release include:

  • Bluetooth 5.0 Support (all features except Advertising Extensions)
  • Bluetooth Qualification-ready BLE Controller
  • BLE Mesh
  • Lightweight Machine to Machine (LwM2M) support
  • Pthreads compatible API
  • BSD Sockets compatible API
  • MMU/MPU (Cont.): Thread Isolation, Paging
  • Expand Device Tree support to more architectures
  • Revamp Testsuite, Increase Coverage
  • Stack Sentinel support (See details below)

The following sections provide detailed lists of changes by component.

Kernel

  • Added POSIX thread IPC support for Kernel
  • kernel: introduce opaque data type for stacks
  • Timeslicing and tickless kernel improvements

Architectures

  • arm: Added STM32F405, STM32F417, STM32F103x8 SoCs
  • arm: Added TI CC2650 SoC
  • arm: Removed TI CC3200 SoC
  • arm: Added MPU support to nRF52, STM32L4, and STM32F3
  • xtensa: Added ESP32 support
  • Stack sentinel: This places a sentinel value at the lowest 4 bytes of a stack memory region and checks it at various intervals, including when servicing interrupts or context switching.
  • x86: Enable MMU for application memory
  • ARC: Added initial MPU support, including stack sentinel checking for ARC configurations not featuring hardware stack bounds checking
  • ARC: Nested interrupt support for normal, non-FIRQ interrupts

Boards

  • Added device tree support for Intel Quark based microcontroller boards such as Arduino_101, tinytile, and Quark_d2000_crb.
  • arm: Added Atmel SAM4S Xplained board
  • arm: Added Olimex STM32-E407 and STM32-P405 boards
  • arm: Added STM32F412 Nucleo and STM32F429I-DISC1 boards
  • arm: Added TI SensorTag board
  • arm: Removed TI CC3200 LaunchXL board
  • arm: Added VBLUno51 and VBLUno52 boards
  • xtensa: Added ESP32 board support
  • ARC: Added support for EMSK EM7D v2.2 version (incl. MPU)
  • ARC: Board configuration restructuring, peripheral configs moved from soc to board level

Drivers and Sensors

  • KW40Z IEEE 802.15.4 radio driver support added
  • APDS9960 sensor driver added
  • Added TICKLESS KERNEL support for nrf RTC Timer
  • Added Kinetis adc and pwm drivers
  • Removed deprecated PWM driver APIs
  • Added ESP32 drivers for GPIO, pin mux, watchdog, random number generator, and UART
  • sensor: Add BMM150 Geomagnetic sensor driver

Networking

  • LWM2M support added
  • net-app API support added. This is higher level API that can be used by applications to create client/server applications with transparent TLS (for TCP) or DTLS (for UDP) support.
  • MQTT TLS support added
  • Add support to automatically setup IEEE 802.15.4 and Bluetooth IPSP networks
  • TCP receive window support added
  • Network sample application configuration file unification, where most of the similar configuration files were merged together
  • Added Bluetooth support to HTTP(S) server sample application
  • BSD Socket compatible API layer, allowing to write and/or port simple networking applications using a well-known, cross-platform API
  • Networking API documentation fixes
  • Network shell enhancements
  • Trickle algorithm fixes
  • Improvements to HTTP server and client libraries
  • CoAP API fixes
  • IPv6 fixes
  • RPL fixes

Bluetooth

  • Bluetooth Mesh support (all mandatory features and most optional ones)
  • GATT Service Changed Characteristic support
  • IPSP net-app support: a simplified networking API reducing duplication of common tasks an application writer has to go through to connect to the network.
  • BLE controller qualification-ready, with all required tests passing
  • Controller-based privacy (including all optional features)
  • Extended Scanner Filter Policies support in the controller
  • Controller roles (Advertiser, Scanner, Master and Slave) separation in source code, conditionally includable
  • Flash access cooperation with BLE radio activity
  • Bluetooth Kconfig options have been renamed have the same (consistent) prefix as the Bluetooth APIs, namely BT_* instead of BLUETOOTH_*. Controller Kconfig options have been shortened to use CTLR instead of CONTROLLER.
  • Removed deprecated NBLE support

Build and Infrastructure

  • change description

Libraries

  • mbedTLS updated to 2.6.0
  • TinyCrypt updated to 0.2.7

HALs

  • Added support for stm32f417 SOC
  • Added support for stm32f405 SOC
  • pinmux: stm32: 96b_carbon: Add support for SPI
  • Added rcc node on stm32 socs
  • Added pin config for USART1 on PB6/PB7 for stm32l4
  • Removed TI cc3200 SOC and LaunchXL board support

Documentation

  • CONTRIBUTING.rst and Contribution Guide material added
  • Configuration options doc reorganized for easier access
  • Navigation sidebar issues fixed for supported boards section
  • Fixed link targets hidden behind header
  • Completed migration of wiki.zephyrproject.org content into docs and GitHub wiki. All links to old wiki updated.
  • Broken link and spelling check scans through .rst, Kconfig (used for auto-generated configuration docs), and source code doxygen comments (used for API documentation).
  • API documentation added for new interfaces and improved for existing ones.
  • Documentation added for new boards supported with this release.
  • Python packages needed for document generation added to new python pip requirements.txt

Build System and Tools

  • Convert post-processing host tools to python, this includes the following tools: gen_offset_header.py gen_idt.py gen_gdt.py gen_mmu.py

Tests and Samples

  • Added test Case to stress test round robin scheduling in schedule_api test.
  • Added test case to stress test priority scheduling in scheduling_api_test.

JIRA Related Items

  • ZEP-230 - Define I2S driver APIs
  • ZEP-601 - enable CONFIG_DEBUG_INFO
  • ZEP-702 - Integrate Nordic's Phoenix Link Layer into Zephyr
  • ZEP-749 - TinyCrypt uses an old, unoptimized version of micro-ecc
  • ZEP-896 - nRF5x Series: Add support for power and clock peripheral
  • ZEP-1067 - Driver for BMM150
  • ZEP-1396 - Add ksdk adc shim driver
  • ZEP-1426 - CONFIG_BOOT_TIME_MEASUREMENT on all targets?
  • ZEP-1552 - Provide apds9960 sensor driver
  • ZEP-1647 - Figure out new combo for breathe/doxygen/sphinx versions that are supported
  • ZEP-1744 - UPF 56 BLE Controller Issues
  • ZEP-1751 - Add template YAML file
  • ZEP-1819 - Add tickless kernel support in nrf_rtc_timer timer
  • ZEP-1843 - provide mechanism to filter test cases based on available hardware
  • ZEP-1892 - Fix issues with Fix Release
  • ZEP-1902 - Missing board documentation for arm/nucleo_f334r8
  • ZEP-1911 - Missing board documentation for arm/stm3210c_eval
  • ZEP-1917 - Missing board documentation for arm/stm32373c_eval
  • ZEP-1918 - Fix connection parameter request procedure
  • ZEP-2018 - Remove deprecated PWM APIs
  • ZEP-2020 - tests/crypto/test_ecc_dsa intermittently fails on riscv32
  • ZEP-2025 - Add mcux pwm shim driver for k64
  • ZEP-2031 - ESP32 Architecture Configuration
  • ZEP-2032 - Espressif Open-source Toolchain Support
  • ZEP-2039 - Implement stm32cube LL based clock control driver
  • ZEP-2054 - Convert all helper script to use python3
  • ZEP-2062 - Convert gen_offset_header to a python script
  • ZEP-2063 - Convert gen_idt to python
  • ZEP-2068 - Need Tasks to Be Tracked in QRC too
  • ZEP-2071 - samples: warning: (SPI_CS_GPIO && SPI_SS_CS_GPIO && I2C_NRF5) selects GPIO which has unmet direct dependencies
  • ZEP-2085 - Add CONTRIBUTING.rst to root folder w/contributing guidelines
  • ZEP-2089 - UART support for ESP32
  • ZEP-2115 - Common API for networked applications for setting up network
  • ZEP-2116 - Common API for networked apps to create client/server applications
  • ZEP-2141 - Coverity CID 169303 in tests/net/ipv6/src/main.c
  • ZEP-2150 - Move Arduino 101 to Device Tree
  • ZEP-2151 - Move Quark D2000 to device tree
  • ZEP-2156 - Build warnings [-Wformat] with LLVM/icx (tests/kernel/sprintf)
  • ZEP-2168 - Timers seem to be broken with TICKLESS_KERNEL on nRF51 (Cortex M0)
  • ZEP-2171 - Move all board pinmux code from drivers/pinmux/stm32 to the corresponding board/soc locations
  • ZEP-2184 - Split data, bss, noinit sections into application and kernel areas
  • ZEP-2188 - x86: Implement simple stack memory protection
  • ZEP-2217 - schedule_api test fails on ARM with tickless kernel enabled
  • ZEP-2218 - unexpected short timeslice when running schedule_api with tickless kernel enabled
  • ZEP-2220 - Extend MPU to stm32 family
  • ZEP-2225 - Ability to unregister GATT services
  • ZEP-2226 - BSD Sockets API: Basic blocking API
  • ZEP-2227 - BSD Sockets API: Non-blocking API
  • ZEP-2229 - test_time_slicing_preemptible fails on bbc_microbit and other NRF boards
  • ZEP-2250 - sanitycheck not filtering defconfigs properly
  • ZEP-2258 - Coverity static scan issues seen
  • ZEP-2265 - stack declaration macros for ARM MPU
  • ZEP-2267 - Create Release Notes
  • ZEP-2270 - Convert mpu_stack_guard_test from using k_thread_spawn to k_thread_create
  • ZEP-2274 - Build warnings [-Wpointer-sign] with LLVM/icx (tests/net/ipv6_fragment)
  • ZEP-2278 - KW41-Z 802.15.4 driver hangs if full debug is disabled
  • ZEP-2279 - echo_server TCP handler corrupt by SYN flood
  • ZEP-2280 - add test case for KBUILD_ZEPHYR_APP
  • ZEP-2285 - non-boards shows up in board list for docs
  • ZEP-2286 - Write a GPIO driver for ESP32
  • ZEP-2289 - [DoS] Memory leak from large TCP packets
  • ZEP-2296 - ESP32: watchdog driver
  • ZEP-2297 - ESP32: Pin mux driver
  • ZEP-2303 - Concurrent incoming TCP connections
  • ZEP-2305 - linker: implement MMU alignment constraints
  • ZEP-2306 - echo server hangs from IPv6 hop-by-hop option anomaly
  • ZEP-2308 - (New) Networking API details documentation is missing
  • ZEP-2310 - Improve configuration documentation index organization
  • ZEP-2314 - Testcase failure :tests/benchmarks/timing_info/testcase.ini#test
  • ZEP-2316 - Testcase failure :tests/bluetooth/shell/testcase.ini#test_br
  • ZEP-2318 - some kernel objects sections are misaligned
  • ZEP-2319 - tests/net/ieee802154/l2 uses semaphore before initialization
  • ZEP-2321 - [PTS] All TC's of SM/GATT/GAP failed due to BTP_TIMEOUT error.
  • ZEP-2326 - x86: API to validate user buffer
  • ZEP-2328 - gen_mmu.py appears to generate incorrect tables in some situations
  • ZEP-2329 - bad memory access tests/net/route
  • ZEP-2330 - bad memory access tests/net/rpl
  • ZEP-2331 - bad memory access tests/net/ieee802154/l2
  • ZEP-2332 - bad memory access tests/net/ip-addr
  • ZEP-2334 - bluetooth shell build warning when CONFIG_DEBUG=y
  • ZEP-2335 - Ensure the Licensing page is up-to-date for the release
  • ZEP-2340 - Disabling advertising gets stuck
  • ZEP-2341 - Build warnings:override: reassigning to symbol MAIN_STACK_SIZE with LLVM/icx (/tests/net/6lo)
  • ZEP-2343 - Coverity static scan issues seen
  • ZEP-2344 - Coverity static scan issues seen
  • ZEP-2345 - Coverity static scan issues seen
  • ZEP-2352 - network API docs don't mention when callbacks are called from a different thread
  • ZEP-2354 - ESP32: Random number generator
  • ZEP-2355 - Coverity static scan issues seen
  • ZEP-2358 - samples:net:echo_server: Failed to send UDP packets
  • ZEP-2359 - samples:net:coaps_server: unable to bind with IPv6
  • ZEP-2360 - Initial implementation of Bluetooth Mesh
  • ZEP-2361 - Provide a POSIX compatibility Layer on top of native APIs
  • ZEP-2365 - samples/net/wpanusb/test_15_4 fail on nrf52840_pca10056 and frdm_kw41z
  • ZEP-2366 - implement __kernel attribute
  • ZEP-2367 - NULL pointer read in udp, tcp, context net tests
  • ZEP-2368 - x86: QEMU: enable MMU at boot by default
  • ZEP-2370 - [test] Create a stress test to test preemptive scheduling on zephyr
  • ZEP-2371 - [test] Create a stress test to test round robin scheduling with equal priority tasks on zephyr
  • ZEP-2374 - Build warnings:override: reassigning to symbol NET_IPV4 with LLVM/icx (/tests/net/dhcpv4)
  • ZEP-2375 - Build warnings [-Wpointer-sign] with LLVM/icx (tests/net/udp)
  • ZEP-2378 - sample/bluetooth/ipsp: When build the app 'ROM' overflowed
  • ZEP-2379 - samples/bluetooth: Bluetooth init failed (err -19)
  • ZEP-2380 - TCP is broken by Zephyr commit 3604c391e
  • ZEP-2382 - Convert test to use ztest framework
  • ZEP-2383 - Net-app API needs to support DTLS
  • ZEP-2384 - "Common" bluetooth sample code does not build out of tree
  • ZEP-2385 - Update TinyCrypt to 0.2.7
  • ZEP-2395 - Assert in http_server example when run over bluetooth on nrf52840
  • ZEP-2397 - net_if_ipv6_addr_rm calls k_delayed_work_cancel() on uninitialized k_delayed_work object
  • ZEP-2398 - network stack test cases are only tested on x86
  • ZEP-2403 - Enabling MMU for qemu_x86 broke active connect support
  • ZEP-2407 - [Cortex m series ] Getting a crash on Cortex m3 series when more than 8 preemptive threads with equal priority are scheduled
  • ZEP-2408 - design mechanism for kernel object sharing policy
  • ZEP-2412 - Bluetooth tester app not working from commit c1e5cb
  • ZEP-2423 - samples/bluetooth/ipsp's builtin TCP echo crashes on TCP closure
  • ZEP-2432 - ieee802154_shell.c, net_mgmt call leads to a BUS FAULT
  • ZEP-2433 - x86: do forensic analysis to determine stack overflow context in supervisor mode
  • ZEP-2436 - Unable to see console output in Quark_D200_CRB
  • ZEP-2437 - warnings when building applications for quark d2000
  • ZEP-2444 - [nrf] Scheduling test API is getting failed in case of nrf51/nrf52 platforms
  • ZEP-2445 - nrf52: CPU lock-up when using Bluetooth + Flash driver + CONFIG_ASSERT
  • ZEP-2447 - 'make debugserver' fails for qemu_x86_iamcu
  • ZEP-2451 - Move Bluetooth IPSP support functions from samples/bluetooth to a separate library
  • ZEP-2452 - https server does not build for olimex_stm32_e407
  • ZEP-2457 - generated/offsets.h is being regenerated unnecessarily
  • ZEP-2459 - Sample application not working with Quark SE C1000
  • ZEP-2460 - tests/crypto/ecc_dh fails on qemu_nios2
  • ZEP-2464 - "allow IPv6 interface init to work with late IP assignment" patch broke non-late IPv6 assignment
  • ZEP-2465 - Static code scan (coverity) issues seen
  • ZEP-2467 - Static code scan (coverity) issues seen
  • ZEP-2468 - Static code scan (coverity) issues seen
  • ZEP-2469 - Static code scan (coverity) issues seen
  • ZEP-2474 - Static code scan (coverity) issues seen
  • ZEP-2480 - Build warnings [-Wpointer-sign] with LLVM/icx (samples/net/coaps_server)
  • ZEP-2482 - Build warnings [-Wpointer-sign] with LLVM/icx (samples/net/telnet)
  • ZEP-2483 - samples:net:http_client: Failed to get http requests in IPv6
  • ZEP-2484 - samples:net:http_server: Failed to work in IPv6
  • ZEP-2485 - Build warnings [-Wpointer-sign] with LLVM/icx (samples/net/coaps_client)
  • ZEP-2486 - Build warnings [-Wpointer-sign] with LLVM/icx (samples/net/mbedtls_dtlsserver)
  • ZEP-2488 - Build warnings [-Wpointer-sign] and [-Warray-bounds] with LLVM/icx (samples/net/irc_bot)
  • ZEP-2489 - bug in _x86_mmu_buffer_validate API
  • ZEP-2496 - Build failure on tests/benchmarks/object_footprint
  • ZEP-2497 - [TIMER] k_timer_start should take 0 value for duration parameter
  • ZEP-2498 - [Display] Minimum Duration argument to k_timer_start should be non Zero positive value
  • ZEP-2508 - esp32 linkage doesn't unify ELF sections correctly
  • ZEP-2510 - BT: CONFIG_BT_HCI_TX_STACK_SIZE appears to be too low for BT_SPI
  • ZEP-2514 - XCC sanitycheck build compile wrong targets
  • ZEP-2523 - Static code scan (Coverity) issue seen in file: /samples/net/zoap_server/src/zoap-server.c
  • ZEP-2525 - Static code scan (Coverity) issue seen in file: /samples/net/zoap_server/src/zoap-server.c
  • ZEP-2531 - Static code scan (Coverity) issue seen in file: /tests/net/lib/dns_resolve/src/main.c
  • ZEP-2528 - Static code scan (Coverity) issue seen in file: /samples/net/nats/src/nats.c
  • ZEP-2534 - Static code scan (Coverity) issue seen in file: /tests/kernel/irq_offload/src/irq_offload.c
  • ZEP-2535 - Static code scan (Coverity) issue seen in file: /tests/net/lib/zoap/src/main.c
  • ZEP-2537 - Static code scan (Coverity) issue seen in file: /tests/crypto/ecc_dh/src/ecc_dh.c
  • ZEP-2538 - Static code scan (Coverity) issue seen in file: /arch/arm/soc/st_stm32/stm32f1/soc_gpio.c
  • ZEP-2539 - Static code scan (Coverity) issue seen in file: /tests/net/ieee802154/l2/src/ieee802154_test.c
  • ZEP-2540 - Static code scan (Coverity) issue seen in file: /ext/lib/crypto/tinycrypt/source/ecc_dh.c
  • ZEP-2541 - Static code scan (Coverity) issue seen in file: /subsys/bluetooth/host/mesh/cfg.c
  • ZEP-2549 - Static code scan (Coverity) issue seen in file: /samples/net/leds_demo/src/leds-demo.c
  • ZEP-2552 - ESP32 uart poll_out always return 0
  • ZEP-2553 - k_queue_poll not handling -EADDRINUSE (another thread already polling) properly
  • ZEP-2556 - ESP32 watchdog WDT_MODE_INTERRUPT_RESET mode fails
  • ZEP-2557 - ESP32 : Some GPIO tests are getting failed (tests/drivers/gpio/gpio_basic_api)
  • ZEP-2558 - CONFIG_BLUETOOTH_* Kconfig options silently ignored
  • ZEP-2560 - samples/net: the sample of zoap_server fails to add multicast address
  • ZEP-2561 - samples/net: The HTTP client failed to send the POST request
  • ZEP-2568 - [PTS] All TC's of L2CAP/SM/GATT/GAP failed due to BTP_ERROR.
  • ZEP-2575 - error:[ '-O: command not found'] with LLVM/icx (samples/hello_world)
  • ZEP-2576 - samples/net/sockets/echo, echo_async : fails to send the TCP packets
  • ZEP-2581 - CC3220 executable binary format support
  • ZEP-2584 - Update mbedTLS to 2.6.0
  • ZEP-713 - Implement preemptible regular IRQs on ARC