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Table of Contents

Work In Progress

Warning
titleWork In Progress
NuttX 12.1.0 has not been released yet. These Release Notes are a work-in-progress in preparation for the next release of NuttX.  There is a board tracking the PRs that need to be looked at to add to this doc for the OS TODO ADD LINK and for the Apps TODO ADD LINK

What's New In This Release

Changes to Core OS

Sched

Markdown
* [#8881](https://github.com/apache/nuttx/pull/8881) Correct Real Time signal definitions. #8881 

* [#8286](https://github.com/apache/nuttx/pull/8286) sched: Add _NSIG, SIGFPE, SIGILL and SIGSEGV definition 
* [#8686](https://github.com/apache/nuttx/pull/8686) sched: add critical section in nxsched_get_stateinfo 
* [#8708](https://github.com/apache/nuttx/pull/8708) sched: build error fix in task_exithook 
* [#4819](https://github.com/apache/nuttx/pull/4819) sched: Disable stdio api by default when DEFAULT_SMALL equals y 
* [#8642](https://github.com/apache/nuttx/pull/8642) sched: fix kconfig warning 
* [#8151](https://github.com/apache/nuttx/pull/8151) sched: fix task_delete crash in SMP case 
* [#8311](https://github.com/apache/nuttx/pull/8311) sched: fix run ltp_interfaces_sched_setscheduler_17_1 fail 
* [#8210](https://github.com/apache/nuttx/pull/8210) sched: Map both NZERO and PTHREAD_DEFAULT_PRIORITY to SCHED_PRIORITY_DEFAULT 
* [#8330](https://github.com/apache/nuttx/pull/8330) sched: Map SCHED_OTHER to SCHED_FIFO or SCHED_RR 
* [#7882](https://github.com/apache/nuttx/pull/7882) sched: remove unnecessary type cast 
* [#8374](https://github.com/apache/nuttx/pull/8374) sched: Remove the unused TCB_FLAG_SCHED_OTHER 
* [#7956](https://github.com/apache/nuttx/pull/7956) sched: assert: modify assert message 
* [#7957](https://github.com/apache/nuttx/pull/7957) sched: assert: Do not call the user space "exit" function 
* [#7952](https://github.com/apache/nuttx/pull/7952) sched: assert: Fix printing argv when address environments are in use 
* [#8224](https://github.com/apache/nuttx/pull/8224) sched: assert: sched: Implement tkill/tgkill 
* [#8556](https://github.com/apache/nuttx/pull/8556) sched: assert: sync ps/assert output 
* [#8897](https://github.com/apache/nuttx/pull/8897) sched: clock_gettime: Remove output log 
* [#8653](https://github.com/apache/nuttx/pull/8653) sched: env: add tg_envc in task_group_s to avoid some loops in code 
* [#8394](https://github.com/apache/nuttx/pull/8394) sched: getpid: replace syscall getpid/tid/ppid() to kernel version 
* [#8066](https://github.com/apache/nuttx/pull/8066) sched: group: fix task info heap-use-after-free 
* [#7997](https://github.com/apache/nuttx/pull/7997) sched: group: Fix memory corruption in group_leave.c 
* [#8282](https://github.com/apache/nuttx/pull/8282) sched: group: Implement group_drop() 
* [#8169](https://github.com/apache/nuttx/pull/8169) sched: group/addrenv: An assorment of fixes to address environment handling (part1)
* [#7995](https://github.com/apache/nuttx/pull/7995) sched: misc: add linux-like reboot notifier list 
* [#8035](https://github.com/apache/nuttx/pull/8035) sched: misc: assert: add a last type to call notifier 
* [#8158](https://github.com/apache/nuttx/pull/8158) sched: misc: assert: fix build break 
* [#8035](https://github.com/apache/nuttx/pull/8035) sched: misc: assert: add a last type to call notifier 
* [#8144](https://github.com/apache/nuttx/pull/8144) sched: misc: crash dump message added 
* [#7996](https://github.com/apache/nuttx/pull/7996) sched: misc: Rename panic.c to panic_notifier.c 
* [#7893](https://github.com/apache/nuttx/pull/7893) sched: note: Change sched_note_[begin|end] to macro 
* [#8521](https://github.com/apache/nuttx/pull/8521) sched: nxtask_sigchild: Set exit code when CONFIG_SCHED_CHILD_STATUS=y 
* [#8486](https://github.com/apache/nuttx/pull/8486) sched: nxtask_sigchild: Set process exit code to group exit code 
* [#8520](https://github.com/apache/nuttx/pull/8520) sched: pthread: change the wrong type cast 
* [#8505](https://github.com/apache/nuttx/pull/8505) sched: pthread: check pthread group after find joininfo 
* [#7923](https://github.com/apache/nuttx/pull/7923) sched: pthread: Delay pjoininfo allocation time 
* [#8150](https://github.com/apache/nuttx/pull/8150) sched: pthread: fix pthread exit error when set DETACHED 
* [#8170](https://github.com/apache/nuttx/pull/8170) sched: pthread: fixed pthread issue 
* [#8205](https://github.com/apache/nuttx/pull/8205) sched: pthread: Implement more pthread API 
* [#8209](https://github.com/apache/nuttx/pull/8209) sched: pthread: Implement pthread_gettid_np 
* [#8236](https://github.com/apache/nuttx/pull/8236) sched: pthread: restore C89 compliance in pthread_create 
* [#8336](https://github.com/apache/nuttx/pull/8336) sched: pthread: set default pthread name to parent's name 
* [#7909](https://github.com/apache/nuttx/pull/7909) sched: pthread: show thread main entry when display thread name 
* [#7877](https://github.com/apache/nuttx/pull/7877) sched: release_tcb: Do not release stack for user processes here 
* [#8182](https://github.com/apache/nuttx/pull/8182) sched: semaphore: Add the holder for mutex 
* [#7934](https://github.com/apache/nuttx/pull/7934) sched: semaphore: check sem flags before enable priority inheritance 
* [#8175](https://github.com/apache/nuttx/pull/8175) sched: semaphore: increase sem count when holder task exit 
* [#8074](https://github.com/apache/nuttx/pull/8074) sched: semaphore: Remove PRIOINHERIT_FLAGS_ENABLE and use SEM_PRIO_INHERIT instead 
* [#8057](https://github.com/apache/nuttx/pull/8057) sched: semaphore: sem_unlink: return ENOENT when the named semaphore does not exist. 
* [#8918](https://github.com/apache/nuttx/pull/8918) sched: semaphore: sem_waitirq: Fix semaphore wait interruption when MMU is in use 
* [#8452](https://github.com/apache/nuttx/pull/8452) sched: sched_note: add SCHED_NOTE_CUSTOM_BEGIN/END interface 
* [#8245](https://github.com/apache/nuttx/pull/8245) sched: sched_releasetcb: Revert 2 changes related to stack deallocation 
* [#8914](https://github.com/apache/nuttx/pull/8914) sched: signal: add SIGSYS 
* [#8312](https://github.com/apache/nuttx/pull/8312) sched: signal: Fix typo error in Kconfig(SIG_SEGA->SIG_SEGV) 
* [#8885](https://github.com/apache/nuttx/pull/8885) sched: signal: Increase the number of real time signals. Two is not enough. 
* [#8900](https://github.com/apache/nuttx/pull/8900) sched: signal: Remove configurable assignment of signal numbers 
* [#8884](https://github.com/apache/nuttx/pull/8884) sched: signal: remove unused SIGCONDTIMEDOUT 
* [#8740](https://github.com/apache/nuttx/pull/8740) sched: signal: sig_dispatch: Add signal action, if task is in system call 
* [#8605](https://github.com/apache/nuttx/pull/8605) sched: signal: sig_dispatch: Fix case where signal action is sent twice 
* [#8563](https://github.com/apache/nuttx/pull/8563) sched: signal: sig_dispatch: Signal action was not performed if TCB_FLAG_SYSC… 
* [#8763](https://github.com/apache/nuttx/pull/8763) sched: signal: sig_dispatch: Revert changes that cause a regression 
* [#7910](https://github.com/apache/nuttx/pull/7910) sched: task_setup: set sigprocmask directly to improve performance 
* [#8560](https://github.com/apache/nuttx/pull/8560) sched: task: task_cancelpt: Kill the child if it is not in a cancel point 
* [#8392](https://github.com/apache/nuttx/pull/8392) sched: waitpid: rename nx_waitpid() to nxsched_waitpid() 
* [#8832](https://github.com/apache/nuttx/pull/8832) sched: wqueue: Do as much work as possible in work_thread 
* [#8126](https://github.com/apache/nuttx/pull/8126) sched: wqueue: do work_cancel when worker is not null 
* [#8321](https://github.com/apache/nuttx/pull/8321) sched: wqueue: semaphore count should be consistent with the number of work entries. 

...

Markdown
* [#8085](https://github.com/apache/nuttx/pull/8085) mm: Add common virtual region allocator 
* [#8140](https://github.com/apache/nuttx/pull/8140) mm: Enable a dedicated kernel heap on BUILD_FLAT via MM_KERNEL_HEAP 
* [#7953](https://github.com/apache/nuttx/pull/7953) mm: fix typos 
* [#8094](https://github.com/apache/nuttx/pull/8094) mm: Integrate TLSF manager 
* [#8139](https://github.com/apache/nuttx/pull/8139) mm: backtrace: add backtrace for mempool and memdup for tlsf 
* [#8650](https://github.com/apache/nuttx/pull/8650) mm: circbuf: update buffer head according to real length of writing 
* [#8668](https://github.com/apache/nuttx/pull/8668) mm: circbuf: fix minor issue about update buffer head 
* [#8161](https://github.com/apache/nuttx/pull/8161) mm: heap: add heap args to mm_malloc_size 
* [#8054](https://github.com/apache/nuttx/pull/8054) mm: heap: Minor fix 
* [#8136](https://github.com/apache/nuttx/pull/8136) mm: heap: tlsf: add global multi-mempool for heap manager and tlsf 
* [#7920](https://github.com/apache/nuttx/pull/7920) mm: iob: revert "modify iob to support header padding and alignment features" 
* [#7914](https://github.com/apache/nuttx/pull/7914) mm: iob: add a helper function to get iob count in chain 
* [#7892](https://github.com/apache/nuttx/pull/7892) mm: iob: iob members are initialized after allocate 
* [#7870](https://github.com/apache/nuttx/pull/7870) mm: iob: add support of partial bytes clone 
* [#8296](https://github.com/apache/nuttx/pull/8296) mm: kasan: bypass link-time optimizer 
* [#8028](https://github.com/apache/nuttx/pull/8028) mm: map: Remove the unnessary map.h inclusion in various drivers 
* [#8512](https://github.com/apache/nuttx/pull/8512) mm: mempool: fix bug for realloc when shortage of memory 
* [#8511](https://github.com/apache/nuttx/pull/8511) mm: mempool: fix mempool bug,when use MM_BACKTRACE 
* [#8116](https://github.com/apache/nuttx/pull/8116) mm: mempool: fix crash by kasan report and enhance mempool 
* [#8167](https://github.com/apache/nuttx/pull/8167) mm: mempool: update about mempool. 
* [#8188](https://github.com/apache/nuttx/pull/8188) mm: mm_extend: Increase total heap size accordingly 
* [#8339](https://github.com/apache/nuttx/pull/8339) mm: mm_memalign: avoid two adjacent free nodes situation. 
* [#8295](https://github.com/apache/nuttx/pull/8295) mm: mm_heap: do this check in mm_size2ndx 
* [#8734](https://github.com/apache/nuttx/pull/8734) mm: mm_heap: double malloced memory default alignment (4 -> 8, 8 -> 16) 
* [#8353](https://github.com/apache/nuttx/pull/8353) mm: mm_heap: reduce the memory node overhead size 
* [#8721](https://github.com/apache/nuttx/pull/8721) mm: mm_heap: support custom the mm alignment and default to be 8 
* [#8131](https://github.com/apache/nuttx/pull/8131) mm: mm_heap: tlsf: support global mempool to optimize small block performance 
* [#8068](https://github.com/apache/nuttx/pull/8068) mm: shm: Clean up the System-V shm driver 
* [#8133](https://github.com/apache/nuttx/pull/8133) mm: tlsf: fix compile error/warning on tlsf 
* [#8736](https://github.com/apache/nuttx/pull/8736) mm: ubsan: Implement __ubsan_handle_invalid_builtin

libs

Changes to the Build System

Improvements

Markdown
* [#8177#8042](https://github.com/apache/nuttx/pull/81778042) buildlibc: Add STACK_USAGE(-fstack-usage) to assist the stack analysismore libc function for arm and riscv 
* [#8449#8862](https://github.com/apache/nuttx/pull/84498862) build/Kconfiglibc: add BINDIRmore syscall/APPSBINDIRlibc tosymbols supportinto out of tree buildcsv file 
* [#8357#8118](https://github.com/apache/nuttx/pull/83578118) toolslibc: add separate flags parameter for COMPILE/COMPILEXXAdd sys/endian.h to improve the compatiblity with bionic libc 
* [#8391#8294](https://github.com/apache/nuttx/pull/83918294) toolslibc: ARCHIVEAdd return usescheck the full pathin posix_spawn_file_actions_adddup2 
* [#8732#7850](https://github.com/apache/nuttx/pull/87327850) toolslibc: arm: Add missing -mcpu param for zigscalbn[f|l]function to libc math 
* [#8403#8437](https://github.com/apache/nuttx/pull/84038437) toolslibc: checkpatch.sh: Check the source code doesn't set executable bitDefine _assert/__assert to avoid 3rd libary redefine them 
* [#8379#8065](https://github.com/apache/nuttx/pull/83798065) toolslibc: checkpatch: Added encoding check with cvt2utfdon't redefined __ARM_ARCH_XXX when __ARM_ARCH defined 
* [#8379#8624](https://github.com/apache/nuttx/pull/83798624) toolslibc: checkpatch: Added encoding check with cvt2utfexport exit() if configured in flat mode 
* [#8347#8608](https://github.com/apache/nuttx/pull/83478608) toolslibc: fix compilea withbug fullof filestrtof path
* [#8347#8441](https://github.com/apache/nuttx/pull/83478441) toolslibc: compilefix a withbug fullof filestrtold path
* [#8443#8106](https://github.com/apache/nuttx/pull/84438106) toolslibc: config: silent print fix the some else bug of archivestrtold objects
* [#8442#8495](https://github.com/apache/nuttx/pull/84428495) toolslibc: config:fix stack usage(.su) file should be removed on clean phasesome bug of strtold 
* [#8674#8117](https://github.com/apache/nuttx/pull/86748117) toolslibc: cxd56: Fix typo in mkspk toolFixbug strtold 
* [#8663#8206](https://github.com/apache/nuttx/pull/86638206) toolslibc: Don't download tarball if a local git repo foundImplement quick_exit and at_quick_exit 
* [#7971#8289](https://github.com/apache/nuttx/pull/79718289) toolslibc: invalid Ensuredns removingcache Pythonentry relatedafter commandsttl forexpires macOS
* [#7993#8418](https://github.com/apache/nuttx/pull/79938418) toolslibc: Ensure removing Python3.11 related commands for macOSKeep printf("%pS", p) behavior consistent 
* [#8515#8112](https://github.com/apache/nuttx/pull/85158112) toolslibc: Extract a valid trace line and resolve the address to a function nameLet _SC_PAGESIZE return 4096 when CONFIG_MM_PGSIZE isn't defined 
* [#8310#8112](https://github.com/apache/nuttx/pull/83108112) toolslibc: Extendmodify the mkdepstrtof buffer 
* [#8916#8584](https://github.com/apache/nuttx/pull/89168584) toolslibc: export:Move LLVMmath stylelibrary arch info for non-c languagefrom libs/libc/math to libs/libm/libm 
* [#8870#8023](https://github.com/apache/nuttx/pull/88708023) toolslibc: export: Add LDELFFLAGS to mkexport.sh.Move tree.h from include/nuttx to include/sys 
* [#8425#8517](https://github.com/apache/nuttx/pull/84258517) toolslibc: Fix Config.mkMove memfd related stuff to sys/mman.h 
* [#8494#8585](https://github.com/apache/nuttx/pull/84948585) toolslibc: kconfig: add kconfiglib support Remove dependence of LIBC_FLOATINGPOINT and LIBC_LONG_LONG from LIBC_NUMBERED_ARGS 
* [#8384#8292](https://github.com/apache/nuttx/pull/83848292) toolslibc: Makefileasctime_r: fixadd redundantparam delimiterscheck when using make V=1to asctime_r() 
* [#8378#8546](https://github.com/apache/nuttx/pull/83788546) toolslibc: makefileexit: silent all compile outputPurge calls to userspace API exit() from kernel 
* [#8381#8087](https://github.com/apache/nuttx/pull/83818087) toolslibc: getaddrinfo: Makeadd zigAI_NUMERICHOST availableflag forhandle arm/riscv/sim
* [#8601#8606](https://github.com/apache/nuttx/pull/86018606) toolslibc: make the symbol table generated by mkallsyms.py two-byte aligned lib_abort.c: Change tall to user-space exit() into system call _exit() 
* [#8305#8651](https://github.com/apache/nuttx/pull/83058651) toolslibc: minidumpserverlib_bzero: addAdd arm-a supportbzero prototype. 
* [#8142#8522](https://github.com/apache/nuttx/pull/81428522) toolslibc: minidumpserverlib_memcpy.c:Add replace stackdump to stack_dump mempcpy method. 
* [#7938#8639](https://github.com/apache/nuttx/pull/79388639) toolslibc: minidumpserverlib_rawmemchr.c: syncAdd the stackdump search string after #7875rawmemchr methon. 
* [#8723#8756](https://github.com/apache/nuttx/pull/87238756) toolslibc: nxstylelibvsprintf: add 'IRQn_Type'use puts to whitelistsreplace the putc 
* [#8657#8063](https://github.com/apache/nuttx/pull/86578063) toolslibc: nxstylemath: add "NimMain" to whitelists. simple implementation for sincos API 
* [#8559#8874](https://github.com/apache/nuttx/pull/85598874) toolslibc: nxstylemath: add "CMUnitTest"rename libc/math.csv to nxstyle white listlibm/libm.csv 
* [#8307#8416](https://github.com/apache/nuttx/pull/83078416) toolslibc: parsememdump.pymisc: supportmutex: show total pid memoryfix assertion if nxmutex_reset() before nxmutex_unlock() 
* [#8652#8291](https://github.com/apache/nuttx/pull/86528291) toolslibc: parsememdump.pynetdb: RestoreAdd return thecheck executionin permissionrexec_af bit
* [#8808#7998](https://github.com/apache/nuttx/pull/88087998) toolslibc: parsetracepasswd: fixadd context swtich parsing errorpw_gecos field(userinfo) 
* [#8928#8861](https://github.com/apache/nuttx/pull/89288861) toolslibc: riscvsettimeofday: Mapcorrect extensionsprototype toof certain cpu model for LLVM based toolc…settimeofday() 
* [#8030#8356](https://github.com/apache/nuttx/pull/80308356) toolslibc: scriptstdio: support IPv6 in simhostroute.shfix rounding errors for fractional values less than 1 
* [#8001#8696](https://github.com/apache/nuttx/pull/80018696) toolslibc: scriptstdio: enable forward in simhostroute.shImplement lib_get_stream 
* [#8007#8641](https://github.com/apache/nuttx/pull/80078641) toolslibc: syscallstdio: export UP_WRAPSYM/UP_REALSYM macro 
Implement simple buffered out stream for vdprintf 
* [#8419#8638](https://github.com/apache/nuttx/pull/84198638) toolslibc: usestdio: relative paths when reverting to compileMake gets/gets_s work without CONFIG_FILE_STREAM 
* [#8586#8628](https://github.com/apache/nuttx/pull/85868628) toolslibc: unixstdio: use anonymous pipes to avoid menuconfig breakRemove CONFIG_EOL_IS_XXX 
* [#8675#5996](https://github.com/apache/nuttx/pull/86755996) toolslibc: Unix.mkstdlib: Addgenerate VERSION_ARGuniformly todistributed argumentpseudo-random ofnumbers version.sh
* [#8308#8503](https://github.com/apache/nuttx/pull/83088503) toolslibc: unix.mkstdlib: Pass APPDIR to arch's MakefileGuard fflush in exit with CONFIG_FILE_STREAM 
* [#8582#8681](https://github.com/apache/nuttx/pull/85828681) toolslibc: Updatedstream: pythonExchange scriptsname interpreter invocation in tools/.of lib_rawsostream.c and lib_rawoutstream.c 
* [#8306#8352](https://github.com/apache/nuttx/pull/83068352) toolslibc: versionstream: generatefix dummysyslogstream_addstring versionlength withouterror breakout
* [#8759#8685](https://github.com/apache/nuttx/pull/87598685) treewidelibc: addstream: DOWNLOADImplement variablegets/puts asfor unificationall of curl call

Architectural Support

New Architecture Support

Driver Support

New Drivers

Markdown
streams 
* [#8794#8704](https://github.com/apache/nuttx/pull/87948704) wireless/bluetoothlibc: addstream: RPMSGunify HCIstream controllerreturn supportbehavior 
* [#8738#8809](https://github.com/apache/nuttx/pull/87388809) driverslibc: lcdsyslogstream: Addadd supportlength for LS027B7DH01A display and MEMLCD_EXTCOMIN_MODE_HW check 
* [#8103#8555](https://github.com/apache/nuttx/pull/81038555) driverslibc: unistd: videolib_getrlimit: add mipidsi supportreturn a value for RLIMIT_NOFILE request. 
* [#8088#8115](https://github.com/apache/nuttx/pull/80888115) driverslibc: powerversionsort: Addsupport ACT8945Aversionsort powerand driverstrverscmp 
* [#7954#8596](https://github.com/apache/nuttx/pull/79548596) driverslibcxx: power: relay: add relay driver framework for NuttX 

Improvements

Markdown
* [#8819Workaround -Wmaybe-uninitialized warning with "GCC 12.2" 
* [#8120](https://github.com/apache/nuttx/pull/88198120) driverslibxx: audio/es8388: Add input support Add CXX_STANDARD to select -std=c++?? 
* [#8792#8187](https://github.com/apache/nuttx/pull/87928187) driverslibxx: bluetoothc++: bth4 depends on bluetooth definitionsChange the default value of CXX_STANDARD from c++17 to gnu++17 
* [#8230#8600](https://github.com/apache/nuttx/pull/82308600) driverslibxx: camera:check SupportGCC theversion privatebefore dataset for imgsensor and imgdataspecial flags 
* [#7935#8611](https://github.com/apache/nuttx/pull/79358611) driverslibxx: fb: support linux info.Fix typo in shell expressions 
* [#8204#8349](https://github.com/apache/nuttx/pull/82048349) driversnetdb: add sanity check to avoid null pointer reference 

Misc

Markdown
* [#8634 foc: support for BEMF sensing 
* [#8203](https://github.com/apache/nuttx/pull/82038634) drivers:Add foc:branch addprediction interfacefor that turn off all PWM switchesassert 
* [#8280](https://github.com/apache/nuttx/pull/8280) Add more battery operation 
* [#8101#8003](https://github.com/apache/nuttx/pull/81018003) drivers:Add input:new Addapi driver for Goodixsignal GT9XXand Touchstring Panel 
* [#8456#8000](https://github.com/apache/nuttx/pull/84568000) drivers: ioexpander/gpio:Add gpio_pin_register_bynameChange FIOC_MMAP, FIOC_MUNMAP and FIOC_TRUNCATE into file operation c… 
* [#8901#8371](https://github.com/apache/nuttx/pull/89018371) drivers:Change lcd:sec2tick st7789:macros Supportto mirrorround X/Yup 
* [#8865#8618](https://github.com/apache/nuttx/pull/88658618) drivers:change mmcsd:strcpy sdio: fix potential race condition in sdio to strlcpy 
* [#8801#8285](https://github.com/apache/nuttx/pull/88018285) drivers: mmcsd: add nxsig_usleep delay after MMC_CMD1 commandForce sockaddr_storage to the desired alignment 
* [#8422#8201](https://github.com/apache/nuttx/pull/84228201) drivers: mmcsd: mmcsd_spi: remove redundant mmcsd_unlock()Make 64-bit time_t unsigned 
* [#8375#8435](https://github.com/apache/nuttx/pull/83758435) drivers: mmcsd: Fix kconfig error regarding MMCSD_IOCSUPPORT Move SEEK_xxx from unistd.h to sys/types.h 
* [#8256#8363](https://github.com/apache/nuttx/pull/82568363) Remove drivers:executable mmcsd:permissions Add MMC_IOC_CMD ioctlfrom source files 
* [#8544#7881](https://github.com/apache/nuttx/pull/85447881) drivers:Remove mmcsd:FAR fixesand toapply ensure CPU is not busy waited formatting 
* [#8453#8401](https://github.com/apache/nuttx/pull/84538401) drivers:Remove mtd:OK addmacro Kconfigfrom optionsthe for RAMTRON emulated page & sector size code base 
* [#8341#8417](https://github.com/apache/nuttx/pull/83418417) drivers:Remove mtd:the Addremain smartfsMIN/MAX looplike driver registrationmacro 
* [#8573#8424](https://github.com/apache/nuttx/pull/85738424) drivers:Remove mtd:the Addremain mtdMIN/MAX looplike devicemacro 
* [#8683#8240](https://github.com/apache/nuttx/pull/86838240) drivers:Switch mtd:from Extendsemaphore isbadto andmutex markbadfor funcexclusive for mtd_dev_s access 
* [#8561#8400](https://github.com/apache/nuttx/pull/85618400) driversassert: mtd/ramtron: change nsectors sizeadd a Kconfig option to uint32limit binfile size 
* [#8002#8213](https://github.com/apache/nuttx/pull/80028213) drivers: note: add note_syscall_enter parameter listassert: Log the assertion expression in case of fail 
* [#8635#6920](https://github.com/apache/nuttx/pull/86356920) driverscrypto: note: correct systime with perf count support /dev/crypto for nuttx 
* [#8593#8134](https://github.com/apache/nuttx/pull/85938134) driverscrypto: note:support fixcrypto buildcan breakhandle bystreaming note renamedata change 
* [#8820#8135](https://github.com/apache/nuttx/pull/88208135) drivers: note: fix sched_note errorcrypto: add read & write function aviod check flag failed 
* [#8015#8279](https://github.com/apache/nuttx/pull/80158279) driversdns: note: Fix the mismatch of va_end callpacked dns_header_s and dns_question_s 
* [#8633#8274](https://github.com/apache/nuttx/pull/86338274) driversfeature: note:add handleaudio tcbAUDIOIOC_SETPARAMTER isioctl empty, so that it can also record before the driv… command 
* [#8619#8397](https://github.com/apache/nuttx/pull/86198397) driversinclude: note: Implement the trace function and add tracepoints for the startup process Add MIN/MAX definition to sys/param.h 
* [#7897#8414](https://github.com/apache/nuttx/pull/78978414) driversinclude: note: merge sched_note_spinxxxAdd nitems() definition to sys/param.h 
* [#7900#7859](https://github.com/apache/nuttx/pull/79007859) driversinclude: notecompiler.h: moveAdd tasknamemalloc_likex relatedand functions to note_taskname.crealloc_like macro 
* [#7986#8211](https://github.com/apache/nuttx/pull/79868211) driversinclude: noteepoll.h: move sched_note_xxx related configurationAdd u64 field like Linux 
* [#8697#8523](https://github.com/apache/nuttx/pull/86978523) driversinclude: notelimits.h: optimize noteram_add, copy as much content as possible at a time Map _POSIX_[S]SIZE_M[AX|IN] to [U]LONG_M[AX|IN] 
* [#8525#8183](https://github.com/apache/nuttx/pull/85258183) driversinclude: notelimits.h: recordadd thePTRDIFF_MAX latestand schedulingPTRDIFF_MIN information 
* [#7844#8623](https://github.com/apache/nuttx/pull/78448623) driversinclude: notesignal.h:Expanding RefineSIGNAL to thebe driverconsistent notewith structureLinux 
* [#8531#8571](https://github.com/apache/nuttx/pull/85318571) driversinclude: notesys/resource.h:Added Refineru_maxrss thetype Kconfig 
* [#7858#8535](https://github.com/apache/nuttx/pull/78588535) driversinclude: notesys/socket.h: rename /dev/noteAdd SOCK_CTRL to /dev/note/ram socket type 
* [#7981#8326](https://github.com/apache/nuttx/pull/79818326) driversinclude: notesys/queue.h: register notelog deviceremove CONFIG_ALLOW_MIT_COMPONENTS 
* [#7984#8196](https://github.com/apache/nuttx/pull/79848196) driversinclude: notetime.h: register sysview to note drivers listAdd CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID definition 
* [#8020#8277](https://github.com/apache/nuttx/pull/80208277) driversinclude: notetimers/pwm: ReplaceAdd user theprovided scriticalargument sectionin withstruct spinpwm_xxxinfo_wo_notes 
* [#8043#8174](https://github.com/apache/nuttx/pull/80438174) driversinclude: notetouchscreen.h: removemove the choice#ifdef inCONFIG_INPUT Kconfigposition 
* [#7841#8407](https://github.com/apache/nuttx/pull/78418407) drivers: note: sched_note support mulit-channelmisc/assert: remove const string from assert expression 
* [#8682#8281](https://github.com/apache/nuttx/pull/86828281) driversmotor: note:Add supportpattern note filtering at runtimecontrol mode 
* [#7994#7943](https://github.com/apache/nuttx/pull/79947943) driversnuttx: note:add unifysome themissing spinlock operation in noteram FAR 
* [#8389#7942](https://github.com/apache/nuttx/pull/83897942) drivers: note_driver: fix build errornuttx: unify MIN, MAX and ABS macro definition across the code 
* [#8263#8413](https://github.com/apache/nuttx/pull/82638413) drivers: nuttx: AddUse missingMIN/MAX FARdefinitions and CODEfrom "sys/param.h" 
* [#8052#8859](https://github.com/apache/nuttx/pull/80528859) driversopenamp: pipes:fix addlibmetal PIPEIOC_POLLTHREScompile toerror setwith POLLIN/POLLOUTarm64 thresholdarch 
* [#8369#8629](https://github.com/apache/nuttx/pull/83698629) driversopenamp: pipes:update fix write busy loop because POLLOUT always ready. openamp lib 
* [#8846#8284](https://github.com/apache/nuttx/pull/88468284) driversspinlock: pty: Echo input by defaultMove spinlock_init to public macros 
* [#8667#7999](https://github.com/apache/nuttx/pull/86677999) driverssys: ptysocket/scm: Map CR->LF from terminal inputreturn NULL when cmsg_len is zero 
* [#8742#8073](https://github.com/apache/nuttx/pull/87428073) driverssyscall: power:Always ACT8945A:add Correctmunmap DEBUGASSERT code error, plus tidy upsinto syscalls 
* [#8257#8275](https://github.com/apache/nuttx/pull/82578275) driverstouch: power:Add charge:ioctl addto support for voltage infomation enable/disable gesture 
* [#8145#8016](https://github.com/apache/nuttx/pull/81458016) driverstreewide: power: power related update Remove the unnecessary NULL fields in global instance definition of file_operations 
* [#8631#8527](https://github.com/apache/nuttx/pull/86318527) driversutsname: Expand the buffer for version information slightly 

Changes to the Build System

Improvements

Markdown
* [#8177 rptun: fix rptun_start() failed 
* [#8041](https://github.com/apache/nuttx/pull/80418177) driversbuild: segger: sysview: add up_perf_freq result chaeck Add STACK_USAGE(-fstack-usage) to assist the stack analysis 
* [#8004#8449](https://github.com/apache/nuttx/pull/80048449) driversbuild/Kconfig: syslog: A trailing newline is added if none is present.add BINDIR/APPSBINDIR to support out of tree build 
* [#8432#8357](https://github.com/apache/nuttx/pull/84328357) driverstools: add syslog:separate correctflags Kconfigparameter namefor COMPILE/COMPILEXX
* [#8008#8391](https://github.com/apache/nuttx/pull/80088391) driverstools: syslog:ARCHIVE fixuses extrathe line breaks in syslog when SYSLOG_COLOR_OUTPUT is e… full path
* [#8012#8732](https://github.com/apache/nuttx/pull/80128732) driverstools: syslogarm: optimize syslog speed Add missing -mcpu param for zig
* [#8077#8403](https://github.com/apache/nuttx/pull/80778403) driverstools: sensorscheckpatch.sh: bmi160:Check fixthe i2Csource readcode anddoesn't writeset behaviorexecutable bit
* [#8259#8379](https://github.com/apache/nuttx/pull/82598379) driverstools: sensorscheckpatch: bmi160.c: fix the problem Linux SPI doesn't working properly Added encoding check with cvt2utf 
* [#8260#8379](https://github.com/apache/nuttx/pull/82608379) driverstools: sensorscheckpatch: fakesensor:Added fixencoding timestampcheck iswith woringcvt2utf when batch. 
* [#8261#8347](https://github.com/apache/nuttx/pull/82618347) driverstools: sensors:compile Fixwith sensorfull bug in production environment file path
* [#8278#8347](https://github.com/apache/nuttx/pull/82788347) driverstools: sensors:compile Minorwith sensorfull improvementfile path
* [#8797#8443](https://github.com/apache/nuttx/pull/87978443) driverstools: sensorsconfig: mpu60x0:silent Fixprint someof error bit and width macro archive objects
* [#8025#8442](https://github.com/apache/nuttx/pull/80258442) driverstools: sensorsconfig: new member into ECG sensor type stack usage(.su) file should be removed on clean phase
* [#8338#8674](https://github.com/apache/nuttx/pull/83388674) driverstools: sensors/ioctlcxd56: addFix commontypo cmdin formkspk accelerators tool
* [#8843#8663](https://github.com/apache/nuttx/pull/88438663) driverstools: serial: Always support c_oflag, c_iflag and c_lflag in termios Don't download tarball if a local git repo found
* [#8454#7971](https://github.com/apache/nuttx/pull/84547971) driverstools: serial:Ensure Convertremoving CRPython torelated LFcommands infor driver macOS
* [#8718#7993](https://github.com/apache/nuttx/pull/87187993) driverstools: serial:Ensure Echoremoving CRPython3.11 whenrelated NLcommands is detected and the serial device is a console for macOS
* [#8691#8515](https://github.com/apache/nuttx/pull/86918515) driverstools: serial: Echo input in driver layer Extract a valid trace line and resolve the address to a function name
* [#8705#8310](https://github.com/apache/nuttx/pull/87058310) driverstools: serial:Extend Echomkdep only determined by ECHO flag with termios enabled buffer 
* [#8444#8916](https://github.com/apache/nuttx/pull/84448916) driverstools: serialexport: FixLLVM docstringsstyle onarch UARTinfo interruptfor handlersnon-c language
* [#8800#8870](https://github.com/apache/nuttx/pull/88008870) driverstools: serialexport: FixAdd wrongLDELFFLAGS ECHO flag to mkexport.sh.
* [#8258#8425](https://github.com/apache/nuttx/pull/82588425) driverstools: serial: h4:increase h4 uart tx/rx buffer default size Fix Config.mk
* [#8692#8494](https://github.com/apache/nuttx/pull/86928494) driverstools: serialkconfig: Includeadd spawn.h required by CONFIG_TTY_LAUNCH kconfiglib support
* [#7484#8384](https://github.com/apache/nuttx/pull/74848384) driverstools: serialMakefile: Launchfix theredundant initialdelimiters taskwhen throughusing task_spawn instead of nxtask_createmake V=1 
* [#8483#8378](https://github.com/apache/nuttx/pull/84838378) driverstools: serialmakefile: libc/termios: Implement tcsendbreak silent all compile output
* [#8764#8381](https://github.com/apache/nuttx/pull/87648381) driverstools: serial:Make Onlyzig enableavailable tx interrupt if tx buffer is not empty for arm/riscv/sim
* [#8769#8601](https://github.com/apache/nuttx/pull/87698601) driverstools: spi:make Fixthe unwantedsymbol flushtable ingenerated theby SPI slave driver mkallsyms.py two-byte aligned 
* [#7972#8305](https://github.com/apache/nuttx/pull/79728305) driverstools: usbminidumpserver: Fixadd thearm-a typo error in Kconfig support 
* [#8482#8142](https://github.com/apache/nuttx/pull/84828142) driverstools: usbmiscminidumpserver: FUSB302replace stackdump to stack_dump 
* [#8568#7938](https://github.com/apache/nuttx/pull/85687938) driverstools: usbmiscminidumpserver: sync the FUSB302stackdump -search correctstring ioctlafter inconsistencies#7875 
* [#8524#8723](https://github.com/apache/nuttx/pull/85248723) driverstools: usbdev: adbnxstyle: add adb usbclass_unbind function 'IRQn_Type' to whitelists
* [#8661#8657](https://github.com/apache/nuttx/pull/86618657) driverstools: usbdevnxstyle: adb: fixed adb build issue add "NimMain" to whitelists.
* [#8883#8559](https://github.com/apache/nuttx/pull/88838559) driverstools: usbdevnxstyle: composite: composite should send only one request for USB_REQ_SETCONFIGURATION add "CMUnitTest" to nxstyle white list
* [#8508#8307](https://github.com/apache/nuttx/pull/85088307) driverstools: usbdevparsememdump.py: composite:support removeshow excesstotal uninitializepid code memory
* [#8509#8652](https://github.com/apache/nuttx/pull/85098652) driverstools: usbdevparsememdump.py: fixedRestore DUALSPEEDthe issueexecution for adb/cdcecm/rndis permission bit
* [#8507#8808](https://github.com/apache/nuttx/pull/85078808) driverstools: usbdevparsetrace: rndis:fix addcontext endpointswtich configureparsing error
* [#8892#8928](https://github.com/apache/nuttx/pull/88928928) driverstools: usbdevriscv: rndis:Map doextensions notto configurecertain endpointscpu frommodel Kconfigfor whenLLVM compositebased enabled toolc…
* [#8594#8030](https://github.com/apache/nuttx/pull/85948030) driverstools: usbdevscript: rndis:support supportIPv6 iobin offloadsimhostroute.sh 
* [#8893#8001](https://github.com/apache/nuttx/pull/88938001) driverstools: usbdevscript: rndis:enable variousforward fixesin forsimhostroute.sh composite 
* [#8506#8007](https://github.com/apache/nuttx/pull/85068007) driverstools: usbhostsyscall: fixed cdcacm issueexport UP_WRAPSYM/UP_REALSYM macro 
* [#8921#8419](https://github.com/apache/nuttx/pull/89218419) driverstools: usbhost_hidkbd: Add the option to use interrupt transfers. use relative paths when reverting to compile
* [#8889#8586](https://github.com/apache/nuttx/pull/88898586) driverstools: usbmscunix: douse notanonymous sentpipes deferredto responseavoid if USBMSC_COMPOSITE=y menuconfig break
* [#8022#8675](https://github.com/apache/nuttx/pull/80228675) driverstools: usrsockUnix.mk: switchAdd usrsock server's defconfig to upgraded version VERSION_ARG to argument of version.sh
* [#8910#8308](https://github.com/apache/nuttx/pull/89108308) driverstools: usrsock_serverunix.mk: DoPass notAPPDIR poll SOCK_CTRL to arch's Makefile
* [#8741#8582](https://github.com/apache/nuttx/pull/87418582) driverstools: timers:Updated pwm:python addscripts configinterpreter optioninvocation to support dead time delay + add dead time support to SAMv7 MCU in tools/.
* [#8574#8306](https://github.com/apache/nuttx/pull/85748306) driverstools: timersversion: pwm:generate adddummy PWMversion overwrite under CONFIG_PWM_OVERWRITE option without breakout
* [#8393#8759](https://github.com/apache/nuttx/pull/83938759) driverstreewide: timers:add watchdog:DOWNLOAD fixvariable Kconfigas typounification 
* [#8034of curl call

Architectural Support

New Architecture Support

Markdown
* [#8816](https://github.com/apache/nuttx/pull/8034#8816) driversrisc-v: timersespressif: watchdog: add a callback when painc stop the watchdogAdd Espressif chip family support on top of esp-hal-3rdparty  
* [#8033#8420](https://github.com/apache/nuttx/pull/8033#8420) driversrisc-v: timersesp32c6: watchdog: use 'V' to stop watchdog Add ESP32-C6 basic support 
* [#8447#8466](https://github.com/apache/nuttx/pull/8447#8466) driversrisc-v: videohpm6750: Addadd v4l2_bufferhpmicro chip 

Improvements

Markdown
timestamp and sequence 
* [#7787#8114](https://github.com/apache/nuttx/pull/77878114) Revert drivers: video: Minor fix for video driver(2)"arch: Don't free the context if the reference doesn't equal z… 
* [#7776#7982](https://github.com/apache/nuttx/pull/77767982) driversarch: video:add Minorvolatile change for videoregs framebuff 
* [#8516in up_dump_register function 
* [#8283](https://github.com/apache/nuttx/pull/85168283) driversarch: videoaddrenv: NONBLOCK and POLLIN support for video device Change group_addrenv_t to arch_addrenv_t 
* [#8644#8355](https://github.com/apache/nuttx/pull/86448355) driversarch: video/fbaddrenv: fix poll event lost Refactor address environment handling, by moving tg_addrenv out of the group structure 
* [#7924#8227](https://github.com/apache/nuttx/pull/79248227) driversarch: video/fb: initializes the info structureARCH_KERNEL_STACK: Fix signal handling with kernel stack 
* [#8056#8821](https://github.com/apache/nuttx/pull/80568821) driversarch: virtio/net: Try fix virtnet logicarch_timer: fixed build issue when enable tickless 
* [#8045#8241](https://github.com/apache/nuttx/pull/80458241) driversarch: wirelessassert: bluetooth:switch add interrupt_context hander for netsnoopfrom ASSERT(0/false) to PANIC 
* [#8318#8192](https://github.com/apache/nuttx/pull/83188192) driversarch: wirelessbacktrace: Removeuse theCURRENT_REGS duplicatedwhen bc_bifupin checkinterrupt from bcmf_wl_auth_event_handler context 
* [#8323#8037](https://github.com/apache/nuttx/pull/83238037) driversarch: wireless: wireless/ieee80211: update ieee80211 header change tcbinfo regs num 
* [#8345#7915](https://github.com/apache/nuttx/pull/83457915) driversarch: watchdogcompiler.h: FixAdd the_ wrong value of WATCHDOG_AUTOMONITOR_PING_INTERVALbetween format|printf|syslog|scanf|strftime and like 
* [#8575#8253](https://github.com/apache/nuttx/pull/85758253) Revert "drivrs/mtd/filemtd.c: add block device MTD interface. Block … 

Board Support

Significant Improvements

New Board Support

Boards With Significant Improvements

File System

New FS

Markdown
* [#8109arch: EXTRA_LIBS: link all staging library 
* [#8776](https://github.com/apache/nuttx/pull/81098776) fsarch: Add shmfs 

Improvements 

Markdown
* [#4320](https://github.com/apache/nuttx/pull/4320) fs: Add model field to geometry and mtd_geometry_s  fixed error in the calculation of nwords caused an out of bounds 
* [#8194#8467](https://github.com/apache/nuttx/pull/81948467) fsarch: group_addrenv: AvoidFix accessingcall filepto fieldsgroup_addrenv iffor ittargets isthat NULLdon't &need addit DEBUGASSERTs 
* [#8163#7895](https://github.com/apache/nuttx/pull/81637895) fsarch: Define DT_xxx to number directly Make REG_[GET/SET]_FIELD thread safe for ESP SOCs 
* [#8430#7875](https://github.com/apache/nuttx/pull/84307875) fsarch: Implementmove stack linkand astask adump normalto functioncommon insteadcode macro 
* [#8498#8875](https://github.com/apache/nuttx/pull/84988875) fsarch: MakeRemove moreMIN fs API available when CONFIG_DISABLE_MOUNTPOINT isn't enabled macro definition 
* [#8195#7973](https://github.com/apache/nuttx/pull/81957973) fsarch: MapRemove madvicethe to posix_madvice unused arch color function variant 
* [#8581#8779](https://github.com/apache/nuttx/pull/85818779) fsarch: MapRename FD_SETSIZEup_[early]serialinit to OPEN_MAX instead hardcoding 256 [arm64|riscv|x86_64][early]serialinit 
* [#8092#7899](https://github.com/apache/nuttx/pull/80927899) fsarch: Map syncfs to fsync remove up_release_pending function 
* [#8021#8825](https://github.com/apache/nuttx/pull/80218825) fsarch: Moveremove mmapunnecessary callback before truncate in [file|mountpt]_operations sem_setprotocol code 
* [#8113#7955](https://github.com/apache/nuttx/pull/81137955) fsarch: Support O_NOFOLLOW flag save user context in assert common code 
* [#8440#8842](https://github.com/apache/nuttx/pull/84408842) fs: support openat/fchmodat/mkfifoat/fstatat/...at api arch: Set the default value of ARCH for x86_64 
* [#8324#8712](https://github.com/apache/nuttx/pull/83248712) fsarch/boards: unlockRename tmpfsup_lowputc before free the file object to [arm64|renesas]_lowputc 

* [#8656#8127](https://github.com/apache/nuttx/pull/86568127) fsarm: Undefine CONFIG_FS_LARGEFILE if compiler doesn't support long long Add missing kconfig for arm 
* [#8871#8627](https://github.com/apache/nuttx/pull/88718627) fsarm: fs_epollbacktrace/unwind: addskip oneshot list to handle the EPOLLONESHOT correctly unaligned instruction 
* [#7871#8730](https://github.com/apache/nuttx/pull/78718730) fsarm: fs_epollcache: fix some potential issue for list operation add up_get_xcache_linesize() support 
* [#8153#8866](https://github.com/apache/nuttx/pull/81538866) fsarm: fs_fsync:Fix the expected error of socket,fifo and pipe returning error in fsync case chip/sdio/muxbus: remove all undefined symbols 
* [#8896#8746](https://github.com/apache/nuttx/pull/88968746) fsarm: fs_initialize.c:Sync fs in system restart callback 
* [#8496correct ARCH_HAVE_DSP to ARM_HAVE_DSP 
* [#8125](https://github.com/apache/nuttx/pull/84968125) fsarm: littlefs:Fix adderror fullin supportcache for LittleFS block device cfg in Kconfig ops 
* [#8026#7906](https://github.com/apache/nuttx/pull/80267906) fsarm: mmap: Add mm map fix typos in start files 
* [#8138#8249](https://github.com/apache/nuttx/pull/81388249) fsarm: make mmap:DSP fixarch mmapextension returnedconfigurable address 
* [#8075#8703](https://github.com/apache/nuttx/pull/80758703) fsarm: mmaparmv7-a: Minor improvement fixed scu cpu tagram mask define issue 
* [#8784#8157](https://github.com/apache/nuttx/pull/87848157) fsarm: mmap: try rammap when filesystem mmap don't support armv7-a/r: fix kconfig error of l2 cache latency 
* [#8162#8036](https://github.com/apache/nuttx/pull/81628036) fsarm: mmaparmv7-m/armv8-m: fixadd compilefaultmask warning if set the optimize level register operation to O3 
* [#8383#8737](https://github.com/apache/nuttx/pull/83838737) fsarm: mqueuearmv8-m: Fix file_mq_open() for SMP add missing zig flags 
* [#8269#8717](https://github.com/apache/nuttx/pull/82698717) fsarm: partitonarmv8-m: add sanity check DSP extension is optional 
* [#8079#8238](https://github.com/apache/nuttx/pull/80798238) fsarm: pollarmv8-m: addFix missingpthread_start FAR qualifier to poll() syscall 
* [#8072#7854](https://github.com/apache/nuttx/pull/80727854) fsarm: pollarmv8-m: Fixsupport poll_notifypmu forapi CONFIG_BUILD_KERNEL 
* [#8337#8747](https://github.com/apache/nuttx/pull/83378747) fsarm: procfs: sort level0 process id armv8-m/cortex-m85: add support of PACBTI(Authentication and Branch Target Identification Extension) 
* [#8270#8335](https://github.com/apache/nuttx/pull/82708335) fsarm: procfsitm_syslog: fixremove theinvaild issue of /proc/cpuload in SMP select config 
* [#8545#8360](https://github.com/apache/nuttx/pull/85458360) fsarm: procfsunwinder: group/tg_info/argv: Make utility functionset default unwinder type to readarm argv as string exidx/extab 

* [#7922#8678](https://github.com/apache/nuttx/pull/79228678) fsarm: procfscxd56xx: Fix procmeminfo:a supportfreezing memdumpissue cancaused showby specificpower taskcontrol 
* [#8626#8677](https://github.com/apache/nuttx/pull/86268677) fsarm: procfs/meminfocxd56xx: skip invalid character before memdump Fix gnss poll when an event has already occurred 
* [#8637#8877](https://github.com/apache/nuttx/pull/86378877) fsarm: rpmsgfscxd56xx: returnFix ENOTTYSPI totransfer vfswithout to do cmd operate DMA 
* [#7947#8676](https://github.com/apache/nuttx/pull/79478676) fsarm: streamscxd56xx: FlushUpdate streamsmiscellaneous incxd56xx userspace when the process exits drivers 

* [#7991#7884](https://github.com/apache/nuttx/pull/79917884) fsarm: signalfdgd32f450: Add usingi2c filedriver descriptorfor togd32f450 acceptMCU signal 

* [#5999#8707](https://github.com/apache/nuttx/pull/59998707) fsarm: syncimx6: add sync api Fix a compilation error with UBSan 
* [#8053#8603](https://github.com/apache/nuttx/pull/80538603) fsarm: timerfdimxrt: Reverse truncate and mmap field  d-cache write-back mode with networking 
* [#7990#8684](https://github.com/apache/nuttx/pull/79908684) fsarm: timerfd/eventfdimxrt: usingFeature anonymousimxrt1064 inodes and using isr to notify poll waiter. mcuboot 
* [#8373#8788](https://github.com/apache/nuttx/pull/83738788) fsarm: vfsimxrt: Suppoprt F_DUPFD_CLOEXEC  imxrt_flexpwm independent output B support added 
* [#8032#8499](https://github.com/apache/nuttx/pull/80328499) fsarm: vfsimxrt: add missed truncate callback at timerfd file_operation PWM trigger source selection option and update for Teensy 4.1 configuration 
* [#8729#7929](https://github.com/apache/nuttx/pull/87297929) arm: fsimxrt: vfs/pollserial: RemoveFix theselection unusedof ptrRTS fieldto fromiflow pollfd 
* [#8089#7868](https://github.com/apache/nuttx/pull/80897868) fsarm: vfs/pollimxrt: Remove POLLFILE and POLLSOCK NuttX specific extension Serial: LPUART_STAT_PF s/b LPUART_STAT_NF 

* [#8154#7933](https://github.com/apache/nuttx/pull/81547933) fsamr: vfs/fs_truncate.c:Add socket judgment to return correct errno. 

Networking

Improvements

Markdown
* [#8735lpc17xx_40xx: CAN driver SocketCAN enforce TX fifo behaviour 

* [#8803](https://github.com/apache/nuttx/pull/87358803) netarm: Removenrf52: thefix dummydevice implementation from sock_intf_s shutdown 
* [#7980#8828](https://github.com/apache/nuttx/pull/79808828) netarm: Addnrf52: netfilterfix compatibleRTC headerstickless 
* [#8059#8817](https://github.com/apache/nuttx/pull/80598817) netarm: nrf52: Supportimprovements for fragmentationGPIOTE and reassembly buttons example for boards 
* [#7985#8923](https://github.com/apache/nuttx/pull/79858923) netarm: nrf52: Separateinitial IP_PKTINFOsupport fromfor NET_IGMPUSBDEV 
* [#7989#8725](https://github.com/apache/nuttx/pull/79898725) netarm: Add set/getsockopt options compatible with iptables. nrf52: minor fixes for SoftDevice 
* [#8822#8702](https://github.com/apache/nuttx/pull/88228702) arm: netnrf52: use NXRMUTEX_INITIALIZERthe forlates rmutex initSoftDevice release (v2.3.0) 
* [#8811#8793](https://github.com/apache/nuttx/pull/88118793) tunarm: fix the access address is incorrect nrf52/nrf53: various fixes 
* [#7937#8804](https://github.com/apache/nuttx/pull/79378804) )arm: tunnrf53: add ioctlADC cmd TUNGETIFFsupport implement 
* [#8751#8909](https://github.com/apache/nuttx/pull/87518909) netarm: Finishnrf53: FIONBIOadd defaultGPIOTE actionsupport if si_ioctl return OK (GPIO interrupts) 
* [#8669#8826](https://github.com/apache/nuttx/pull/86698826) netarm: Performancenrf53: optimizationsadd inPWM connectionsupport allocations. 
* [#8111#8908](https://github.com/apache/nuttx/pull/81118908) netarm: consistentnrf53: theadd netRTC semand waittickless naming conversionsupport 
* [#8029#8722](https://github.com/apache/nuttx/pull/80298722) netarm: nrf53: add SoftDevice support somefor network-relatedthe definitionsnet #8049core 
* [#8351#8806](https://github.com/apache/nuttx/pull/83518806) netarm: Implementnrf53: socketadd shutdown()TIM interfacesupport 
* [#8448#8805](https://github.com/apache/nuttx/pull/84488805) netarm: removenrf53: protocoladd argumentUID from si_setup callback support 
* [#8487#8770](https://github.com/apache/nuttx/pull/84878770) arm: net: modify find device logicnrf53: add more register definitions (ported from nrf52) and some cosmetics for nrf52 
* [#8300#8710](https://github.com/apache/nuttx/pull/83008710) netarm: nrf53: Fixinitial support ICMPv6for RAnet parsingcore procedureboot 
* [#8091#8765](https://github.com/apache/nuttx/pull/80918765) arm: netnrf53: Moveinitial acceptsupport tofor libcrptun after 
* [#8807](https://github.com/apache/nuttx/pull/80838807) arm: nrf53: initialize PM 

* [#8739#7869](https://github.com/apache/nuttx/pull/87397869) netarm: arps32k1xx: OnlyAdd parseDMA ioctlto requestthe for valid cmd.s32k1 serial 
* [#7889#7961](https://github.com/apache/nuttx/pull/78897961) netarm: arp: Remove nuttx/net/arp.hs32k1xx: Add config option to enable UART invert setting. 
* [#7862#7866](https://github.com/apache/nuttx/pull/78627866) netarm: arps32k1xx: rules bind to nicsautomatically calculate size of periphclocks array 
* [#8293#8058](https://github.com/apache/nuttx/pull/82938058) netarm: cans32k1xx: Bugfixedavoid thebuffer SocketCANoverflow sendwhen viaCAN settingtime the dev->d_len to dev->d_sndl…is used for non-FD CAN. 
* [#8160#7887](https://github.com/apache/nuttx/pull/81607887) netarm: devifs32k3xx: bypassClean send length check if ip fragment enabled up 
* [#8361#7931](https://github.com/apache/nuttx/pull/83617931) netarm: devifs32k3xx: checkEDMA thefix netget devicecount before use 
* [#8380#7901](https://github.com/apache/nuttx/pull/83807901) netarm: devifs32k1xx: correct the judgment condition in devif_send()Fix S32K1XX PM which was broken by #7869 
* [#8011#7879](https://github.com/apache/nuttx/pull/80117879) netarm: devifs32k1xx: fix devif_poll loop logicFlexCAN don't use a blocking wait in tx avail 
* [#8592#7888](https://github.com/apache/nuttx/pull/85927888) netarm: devifs32k1xx: fixLPSPI nulluse pointer reference found out by coverity DMA 
* [#7969#7921](https://github.com/apache/nuttx/pull/79697921) netarm: devif_loopback:s32k3xx: MR-CANHUBK3 Add robustnessprotected toknsh avoidsupport infinite loop 
* [#8082#7958](https://github.com/apache/nuttx/pull/80827958) netarm: devif_polls32k3xx: optimizePHY deviceMII/MMD buffersupport allocand inTJA1103 txpollsupport 
* [#8837#7967](https://github.com/apache/nuttx/pull/88377967) netarm: icmpv6s32k3xx: Progmem adddataflash RDNSSwith fieldlittlefs support for route advertise message 
* [#8785#8005](https://github.com/apache/nuttx/pull/87858005) netarm: icmpv6s32k3xx: alignProgmem structsfixes toand 2size bytes.config 
* [#8451#7932](https://github.com/apache/nuttx/pull/84517932) netarm: ips32k3xx: fixSerial compile break if disable NET_TCPadd DMA 
* [#8302#8223](https://github.com/apache/nuttx/pull/83028223) netarm: local_connects32k3xx: Align the returned error code with Linuxserial Do not use TC use TDRE & TIE Bug Fix 
* [#8010#7930](https://github.com/apache/nuttx/pull/80107930) netarm: locals32k1xx: fix error when work with epoll serial: Fix selection of RTS to iflow 

* [#8027#7907](https://github.com/apache/nuttx/pull/80277907) netarm: localsamv7: renameadd NET_LOCAL_VFS_PATH to follow linux ARCH_RAMVECTORS support 
* [#8749#7894](https://github.com/apache/nuttx/pull/87497894) netarm: localsama5: ReturnAdd theFlexcom unblock handle correctly in local_accept SPI support 
* [#8067#7940](https://github.com/apache/nuttx/pull/80677940) netarm: localsama5: setAdd POLLIN/POLLOUTSAMA5D2 thresholdMCAN forsupport local fifo 
* [#7912#8655](https://github.com/apache/nuttx/pull/79128655) netarm: localsamv7: Support the abstract pathadd support for ADC conversion triggering with PWM 
* [#8084#8597](https://github.com/apache/nuttx/pull/80848597) netarm: mldsamv7: fixadd buildsupport breakfor ofcomplementary mldPWM routeroutput 
* [#8093#8484](https://github.com/apache/nuttx/pull/80938484) netarm: mldsama5: updateadd helpsupport manual for mldflexcom routertwi 
* [#7964#8689](https://github.com/apache/nuttx/pull/79648689) netarm: natsamv7: Fixadd misusedsupport d_draddr in select_portfor PWM fault protection 
* [#8915#8480](https://github.com/apache/nuttx/pull/89158480) net/tcparm: sama5: ReplyChanges RSTto whenallow weboard-specific cannotSAMA5 receiveDRP/OTG datasupport 
* [#7968#8724](https://github.com/apache/nuttx/pull/79688724) netarm: natsam34: Support isolation between multiple WAN devices by saving external ipCopy I2C_M_NOSTART support from sam7v/sam_twihs.c driver 
* [#7951#8141](https://github.com/apache/nuttx/pull/79518141) netarm: natsama5: Use hashtable to optimize performanceEnsure SFR CKTRIM register correctly set, SAMA5D2/D3 only 
* [#8083#8488](https://github.com/apache/nuttx/pull/80838488) netarm: net_socketsamv7: Addfix compilation anerror implementationwhen ofonly theDAC1 accept4is methodconfigured 
* [#8080#8104](https://github.com/apache/nuttx/pull/80808104) netarm: netdevsama5: Avoidfix dma hardcodedsupport guardsizefor whenSAMA5 usingflexspi d_iobdriver 
* [#8513#8237](https://github.com/apache/nuttx/pull/85138237) netarm: netinetsamv7: in.h: add support for Nimlang compatibility.fix issue when AFEC1 driver failed to open second time 
* [#8753#8565](https://github.com/apache/nuttx/pull/87538565) netarm: pktsamv7: Addfix readaheadMCAN queue for pkt, call input for tx on sim build error 
* [#8273#8479](https://github.com/apache/nuttx/pull/82738479) netarm: route.hsama5: addFix RTFsam_XXudphs to flagsallow andRNDIS rt_devto memberwork 
* [#8518#8490](https://github.com/apache/nuttx/pull/85188490) netarm: sendfilesama5: Fixes adaptto sendfile()PR tothat supportenables newSAMA5 driverOTG/DRP modelsupport 
* [#8344#7904](https://github.com/apache/nuttx/pull/83447904) netarm: slipsama5: Changeserial SLIPand toflexcom useserial IOBcorrections 
* [#8632#8714](https://github.com/apache/nuttx/pull/86328714) netarm: socketsamv7: divide errno & s_errorraise input flow control warning only for serial drivers 
* [#8272#8745](https://github.com/apache/nuttx/pull/82728745) netarm: supportsamv7: ipv4switch ToS and ipv6 TrafficClassfrom printing numbers as signed to unsigned in QSPI 
* [#8301#7941](https://github.com/apache/nuttx/pull/83017941) netarm: tcpsamv7: tcp_netpoll: add assert into tcp_pollsetup when pollinfo invalid Update SAMV7 sam_mcan.c 

* [#8297#8570](https://github.com/apache/nuttx/pull/82978570) netarm: tcpstm32: udp_connect: If the remote addr is ANY, change it to LOOPBACK Add UART4 & UART5 to high density stm32f103 chips 
* [#7913#8880](https://github.com/apache/nuttx/pull/79138880) netarm: tcpstm32: contigFixed receivedstm32 datarcc toand reducing iobtim consumption 
* [#8102#8882](https://github.com/apache/nuttx/pull/81028882) arm: netstm32: tcpotgdev: debugremove featureinvalid touse dropof the tx/rx packet priv field for EP 
* [#8024#8060](https://github.com/apache/nuttx/pull/80248060) netarm: tcpstm32: Doprotect notTX triggerbuffer retransmissionduring ifCAN theerror new data has not been consumedframe generation. 
* [#8333#8040](https://github.com/apache/nuttx/pull/83338040) netarm: tcpstm32: reuseunified common api to replace some ip select code up_perf initialization 
* [#7916#8220](https://github.com/apache/nuttx/pull/79168220) netarm: stm32: tcpfoc: rename NET_TCP_RECV_CONTIG to NET_TCP_RECV_PACK 
* [#8062](https://github.com/apache/nuttx/pull/8062) net: tcp: add Selective-ACK support (RFC2018)move the warning in the right place - should be in stm32f7 
* [#8044#8569](https://github.com/apache/nuttx/pull/80448569) netarm: stm32: tcpstm32_eth: Fixed repreparealignment responseof bufferEthernet fromdescriptors unthrottle& poolbuffers. 
* [#8130#8566](https://github.com/apache/nuttx/pull/81308566) netarm: tcpstm32: fix potential busy loop in tcp_send_buffered.cstm32_eth: Enabled store-end-forward. 
* [#8129#8548](https://github.com/apache/nuttx/pull/81298548) netarm: stm32: tcpstm32_eth: correct behavior of SO_LINGERBusy bit is cleared before accessing the MACMIIAR register. 
* [#7525#8502](https://github.com/apache/nuttx/pull/75258502) netarm: stm32: tcpstm32_sdio: ImprovementsFix in TCPSDIO connectionsclocking allocationconfiguration. 
* [#8334#8212](https://github.com/apache/nuttx/pull/83348212) netarm: tcpstm32/stm32f7: freeadd TCPsupport rxfor buffer immediately in tcp_closeBEMF sensing 
* [#8165#8069](https://github.com/apache/nuttx/pull/81658069) netarm: stm32/stm32f7: tcpCANv1: moveprotect dropTX sendbuffer sourceduring codeCAN toerror correctframe placegeneration 
* [#8409#8547](https://github.com/apache/nuttx/pull/84098547) netarm: tcpstm32f7: removeRemove connCPU checklock sinceon which can not be NULL HW fail 
* [#8421#8699](https://github.com/apache/nuttx/pull/84218699) netarm: tcpstm32f7: Regard snd_wnd update as ACKDATA stm32_i2c.c: Driver cleanup 
* [#8315#8303](https://github.com/apache/nuttx/pull/83158303) netarm: tcpstm32f7: fix trans data error when fast retrans stm32_i2c.c: Round up stm32_i2c_toticks return v… 
* [#8314#8219](https://github.com/apache/nuttx/pull/83148219) netarm: tcpstm32h7: add TCP_ACKDATAlower flaghalf totimer closedriver event callback 
* [#8298#8124](https://github.com/apache/nuttx/pull/82988124) netarm: tcpstm32h7: modifyadd errnoSMPS whenPWR connect raddr is ANY option for ltpSTM32H7X7 
* [#8343#8536](https://github.com/apache/nuttx/pull/83438536) netarm: tunstm32h7: Changesocketcan TUN/TAPextended tofilter use IOBfixes 
* [#8647#8250](https://github.com/apache/nuttx/pull/86478250) netarm: udpstm32h7: AddSupport dropsocket countCAN when limited by recv bufsizeerror handling. 
* [#7891#8055](https://github.com/apache/nuttx/pull/78918055) netarm: udpstm32wb: correctadd udpi2c senddriver timeout 

* [#8299#8304](https://github.com/apache/nuttx/pull/82998304) netarm: udptiva: Ipv4/6Added canSocketCAN bedriver boundimplementation to the same port tiva chip, modified the … 
* [#8313#8465](https://github.com/apache/nuttx/pull/83138465) netarm: udptiva: remove DEBUGASSERT for ip6_is_ipv4addrFix inability to control serial CTS/RTS via termios 
* [#8493#8362](https://github.com/apache/nuttx/pull/84938362) netarm: udptiva: SupportRemove bindingdead to same addr/port if SO_REUSEADDR is specified. store 
* [#8609#8475](https://github.com/apache/nuttx/pull/86098475) netarm: usrsocktiva: DoSerial notTIOCxBRK returnBSD-compatible error when conn not found for an event BREAK support 
* [#8317#8405](https://github.com/apache/nuttx/pull/83178405) netarm: usrsocktiva: net_lock: fix deadlock issue when running iperf tx test on usrsock Support termios for Tiva 
* [#8262#8406](https://github.com/apache/nuttx/pull/82628406) netarm: usrsocktiva: onlyserial: TCPAllow datachanging shouldCTS/RTS bewith aggregrated for rpmsg case termios 

* [#8429#8322](https://github.com/apache/nuttx/pull/84298322) netarm: usrsocktlsr82: optimizeMinor usersockfix send/recv pathfor telink tls82 chip 
* [#8630#8252](https://github.com/apache/nuttx/pull/86308252) net: local: local_socket: remove the wrong assertion in local_listen(arm: tlsr82: tc32 backtrace bug fix 

* [#8716](https://github.com/apache/nuttx/pull/8716) arm64: add arm64_serialinit/arm64_earlyserialinit 
* [#8665](https://github.com/apache/nuttx/pull/8665) arm64: ARMv8-r(Cortex-R82) support 
* [#8687](https://github.com/apache/nuttx/pull/8687) arm64: ARMv8-r(Cortex-R82) support( add FVP platform) 
* [#8148#8009](https://github.com/apache/nuttx/pull/81488009) netarm64/a64: rpmsg:add socketdriver relatedfor update 

Security Issues Fixed In This Release

Compatibility Concerns

Changes to Build System

...

Allwinner A64 I2C bus 
* [#7865](https://github.com/apache/nuttx/pull/7865) arm64/A64: Add irq definition of Allwinner A64 interrupts #7939 arm64/a64: Add driver for MIPI DSI 
* [#8039](https://github.com/apache/nuttx/pull/8039) arm64/a64: Fix PIO Interrupt 
* [#7944](https://github.com/apache/nuttx/pull/7944) arm64/a64: Add driver for Display Engine 
* [#7962](https://github.com/apache/nuttx/pull/7962) arm64/a64: Add driver for Reduced Serial Bus 
* [#7919](https://github.com/apache/nuttx/pull/7919) arm64/a64: Add driver for TCON0 

* [#8476](https://github.com/apache/nuttx/pull/8476) mips: pic32mz: Serial support for termios 
* [#8550](https://github.com/apache/nuttx/pull/8550) mips: pic32mz: Serial TIOCxBRK BSD-compatible BREAK support 
* [#8540](https://github.com/apache/nuttx/pull/8540) mips: pic32mz: Fix PPS mappings for RPE5R register 
* [#8539](https://github.com/apache/nuttx/pull/8539) mips: pic32mz: Fix PPS register mapping defines 

* [#7970](https://github.com/apache/nuttx/pull/7970) qemu-rv: Fix qemu_rv_mtimer_interrupt() for BUILD_KERNEL 

* [#8180](https://github.com/apache/nuttx/pull/8180) risc-v: addrenv: Do not free physical memory for SHM area 
* [#7960](https://github.com/apache/nuttx/pull/7960) risc-v: addrenv: Test that satp contents make sense 
* [#8168](https://github.com/apache/nuttx/pull/8168) risc-v: addrenv_shm: Add missing sanity check to up_shmdt() 
* [#8226](https://github.com/apache/nuttx/pull/8226) risc-v: riscv_exception.c: Print the EPC value always 
* [#8461](https://github.com/apache/nuttx/pull/8461) risc-v: esp32c3: Add RTC interrupt support 
* [#8064](https://github.com/apache/nuttx/pull/8064) risc-v: esp32c3: correct receive buffer size 
* [#8415](https://github.com/apache/nuttx/pull/8415) risc-v: esp32c3: fix cpuint issue 
* [#7902](https://github.com/apache/nuttx/pull/7902) risc-v: esp32c3: Fix double initialization of SHA Accelerator 
* [#8265](https://github.com/apache/nuttx/pull/8265) risc-v: esp32c3: Fix IRQ initialization, it was crashing on DEBUG_ASSERTIONS 
* [#8671](https://github.com/apache/nuttx/pull/8671) risc-v: esp32c3: Fix missing irq timer 
* [#8636](https://github.com/apache/nuttx/pull/8636) risc-v: esp32c3: Fix WDT incorrect interrupt enable/disable 
* [#8014](https://github.com/apache/nuttx/pull/8014) risc-v: esp32c3: Modify the IRQ APIs to be compatible with ESP32/S2/S3 
* [#8673](https://github.com/apache/nuttx/pull/8673) risc-v: esp32c3: Remove erroneous interrupt disable 
* [#8934](https://github.com/apache/nuttx/pull/8934) risc-v: espressif: Add High Resolution Timer driver 
* [#8932](https://github.com/apache/nuttx/pull/8932) risc-v: espressif: Add Hardware RNG support 
* [#8931](https://github.com/apache/nuttx/pull/8931) risc-v: espressif: Add support for System Reset 
* [#8769](https://github.com/apache/nuttx/pull/8769) risc-v: espressif: Fix unwanted flush in the SPI slave driver 
* [#8222](https://github.com/apache/nuttx/pull/8222) risc-v: espressif: Stabilize MCUboot support on Espressif chips 
* [#8912](https://github.com/apache/nuttx/pull/8912) risc-v: espressif: Update revision of esp-hal-3rdparty 
* [#8529](https://github.com/apache/nuttx/pull/8529) risc-v: mpfs: add athena irq defines 
* [#8701](https://github.com/apache/nuttx/pull/8701) risc-v: mpfs: clear i2c ints before the transfer starts 
* [#8700](https://github.com/apache/nuttx/pull/8700) risc-v: mpfs: clear spi int before the transfer starts 
* [#8191](https://github.com/apache/nuttx/pull/8191) risc-v: mpfs: Make selection of SBI boot or direct boot run-time configu… 
* [#8368](https://github.com/apache/nuttx/pull/8368) risc-v: litex: Add GPIO driver. 
* [#8233](https://github.com/apache/nuttx/pull/8233) risc-v: litex: Allow custom peripheral memory mapping and IRQ. 
* [#8225](https://github.com/apache/nuttx/pull/8225) risc-v: litex: System clock frequency selectable from Kconfig. 
* [#8393](https://github.com/apache/nuttx/pull/8393) risc-v: litex: watchdog: fix Kconfig typo 

* [#7855](https://github.com/apache/nuttx/pull/7855) sim: add hostfs support for windows 
* [#8354](https://github.com/apache/nuttx/pull/8354) sim: add toolchain library libm 
* [#8143](https://github.com/apache/nuttx/pull/8143) sim: bug fix when open CONFIG_SIM_WALLTIME_SIGNAL 
* [#8468](https://github.com/apache/nuttx/pull/8468) sim: Fix bugs on sim 
* [#8519](https://github.com/apache/nuttx/pull/8519) sim: fix build break on visual studio 
* [#8850](https://github.com/apache/nuttx/pull/8850) sim: Fix iic/spi bus open failed 
* [#8031](https://github.com/apache/nuttx/pull/8031) sim: Fix make tool doesn't rebuild dependencies of the libboard target 
* [#8489](https://github.com/apache/nuttx/pull/8489) sim: fix nuttx consumes much CPU time 
* [#8255](https://github.com/apache/nuttx/pull/8255) sim: fix sim_x11events calls but sim_x11initialize() hasn't ready 
* [#7936](https://github.com/apache/nuttx/pull/7936) sim: Fix small video bugs 
* [#8497](https://github.com/apache/nuttx/pull/8497) sim: fix vfork report error 
* [#8254](https://github.com/apache/nuttx/pull/8254) sim: init events field when send ack/dack 
* [#7905](https://github.com/apache/nuttx/pull/7905) sim: Minor improvement for sim serial driver 
* [#8076](https://github.com/apache/nuttx/pull/8076) sim: move some i2c,spi configs from board to arch 
* [#8469](https://github.com/apache/nuttx/pull/8469) sim: realize sim timer tickless 
* [#7911](https://github.com/apache/nuttx/pull/7911) sim: Refine arch/sim implementation 
* [#7946](https://github.com/apache/nuttx/pull/7946) sim: remove unused variale in sim_saveusercontext() 
* [#8849](https://github.com/apache/nuttx/pull/8849) sim: sim_linuxi2c: fix snprintf parameter 
* [#8472](https://github.com/apache/nuttx/pull/8472) sim: sim_saveusercontext & sim_fullcontextrestore update 
* [#7928](https://github.com/apache/nuttx/pull/7928) sim: take timer irq as real timer with WALL_SIGNAL 
* [#8390](https://github.com/apache/nuttx/pull/8390) sim: alsa: add audio offload capture support. 
* [#7927](https://github.com/apache/nuttx/pull/7927) sim: alsa: don't let switch out when do poweroff & alsa mixer open 
* [#8251](https://github.com/apache/nuttx/pull/8251) sim: alsa: Minor improvement for sim alsa 
* [#8377](https://github.com/apache/nuttx/pull/8377) sim: alsa: support streaming data when offload playback. 
* [#7925](https://github.com/apache/nuttx/pull/7925) sim: fb: remove the lpwork in fb, merge to looper task 
* [#8423](https://github.com/apache/nuttx/pull/8423) sim: hcisocket: correct teardown device index 
* [#8078](https://github.com/apache/nuttx/pull/8078) sim: posix: sim_linuxspi.c: fix select not work and incorrect behaviour 
* [#8348](https://github.com/apache/nuttx/pull/8348) sim: rpserver/rpproxy: remove colon from syslog prefix 
* [#8470](https://github.com/apache/nuttx/pull/8470) sim: uart: add uart dma mode & use work instead of loop 
* [#8408](https://github.com/apache/nuttx/pull/8408) sim: uart: do uart_xmitchars() when tty_txint enabled 
* [#7926](https://github.com/apache/nuttx/pull/7926) sim: uart: fix printf error when use irq mode 
* [#8834](https://github.com/apache/nuttx/pull/8834) sim: uart: return -ENOTTY for cmd which don't support 
* [#8646](https://github.com/apache/nuttx/pull/8646) sim: Usb: add sim usb device and host driver 
* [#7898](https://github.com/apache/nuttx/pull/7898) sim: video: call validate_buf when set_buf 

* [#7786](https://github.com/apache/nuttx/pull/7786) xtensa: Add support for touch pad polling on ESP32 
* [#8672](https://github.com/apache/nuttx/pull/8672) xtensa: Fix Xtensa interrupt stack context restore issue 
* [#8372](https://github.com/apache/nuttx/pull/8372) xtensa: modify timer interrupt level large to XCHAL_IRQ_LEVEL level 
* [#8711](https://github.com/apache/nuttx/pull/8711) xtensa: Perform some build system cleanups 
* [#8121](https://github.com/apache/nuttx/pull/8121) xtensa: toolchain: add -Wno-atmoic-alignment flags 
* [#7762](https://github.com/apache/nuttx/pull/7762) xtensa: esp32: Add esp32_himem_chardev.c 
* [#8046](https://github.com/apache/nuttx/pull/8046) xtensa: esp32: Add option to enable ETH PHY reset pin 
* [#8202](https://github.com/apache/nuttx/pull/8202) xtensa: esp32: Add support for RTC IRQs 
* [#8248](https://github.com/apache/nuttx/pull/8248) xtensa: esp32: Add touch pad IRQ support 
* [#8051](https://github.com/apache/nuttx/pull/8051) xtensa: esp32: Add Wi-Fi softap event 
* [#8166](https://github.com/apache/nuttx/pull/8166) xtensa: esp32: Enable the allocation of Userspace heap exclusively in SPI RAM under Flat mode 
* [#8048](https://github.com/apache/nuttx/pull/8048) xtensa: esp32: ESP32 SPI Flash encryption supports 16-bytes align writing 
* [#8200](https://github.com/apache/nuttx/pull/8200) xtensa: esp32: fix lower half oneshot for usage with nxsched_oneshot_start 
* [#8171](https://github.com/apache/nuttx/pull/8171) xtensa: esp32: Fix SPI bugs 
* [#8050](https://github.com/apache/nuttx/pull/8050) xtensa: esp32: Optimize WLAN device buffer 
* [#8132](https://github.com/apache/nuttx/pull/8132) xtensa: esp32: Partition device supports encryption mode 
* [#8382](https://github.com/apache/nuttx/pull/8382) xtensa: esp32: Propagate RTC IRQ status register to lower levels 
* [#8783](https://github.com/apache/nuttx/pull/8783) xtensa: esp32: Tasks use PSRAM as stack can do SPI flash read/write/erase/map/unmap 
* [#8047](https://github.com/apache/nuttx/pull/8047) xtensa: esp32: SPI support to configure as R/W/RW mode 
* [#8838](https://github.com/apache/nuttx/pull/8838) xtensa: esp32: Update bootloader patch to recent ESP-IDF version 
* [#8096](https://github.com/apache/nuttx/pull/8096) xtensa: esp32s2: Add initial support for touch pad polling 
* [#8445](https://github.com/apache/nuttx/pull/8445) xtensa: esp32s2: Add pwm support using LEDC peripheral 
* [#8426](https://github.com/apache/nuttx/pull/8426) xtensa: esp32s2: Add support for RTC IRQs 
* [#8428](https://github.com/apache/nuttx/pull/8428) xtensa: esp32s2: Add support for touch pad interrupts 
* [#8198](https://github.com/apache/nuttx/pull/8198) xtensa: esp32s2: Add support to efuse 
* [#8070](https://github.com/apache/nuttx/pull/8070) xtensa: esp32s3: Add initial support for touch pad polling 
* [#8446](https://github.com/apache/nuttx/pull/8446) xtensa: esp32s3: Add pwm support using LEDC peripheral 
* [#8458](https://github.com/apache/nuttx/pull/8458) xtensa: esp32s3: Add support for RTC IRQs 
* [#8473](https://github.com/apache/nuttx/pull/8473) xtensa: esp32s3: Add support for touch pad interrupts 
* [#8199](https://github.com/apache/nuttx/pull/8199) xtensa: esp32s3: Add support to efuse 
* [#8264](https://github.com/apache/nuttx/pull/8264) xtensa: esp32s3: Add support to RNG (random number generator) 
* [#8818](https://github.com/apache/nuttx/pull/8818) xtensa: esp32s3: add support to softAP (softAP and softAP + STA mode) 
* [#8771](https://github.com/apache/nuttx/pull/8771) xtensa: esp32s3: Add Wi-Fi driver (STA mode) for ESP32-S3 
* [#7873](https://github.com/apache/nuttx/pull/7873) xtensa: esp32s3: Enable booting from MCUboot bootloader 
* [#8640](https://github.com/apache/nuttx/pull/8640) xtensa: esp32s3: Define syscall table to enable using ROM functions 
* [#7987](https://github.com/apache/nuttx/pull/7987) xtensa: esp32xx: Clear the timer interrupt to avoid losing the next interrupt 

Driver Support

New Drivers

Markdown
* [#8794](https://github.com/apache/nuttx/pull/8794) wireless/bluetooth: add RPMSG HCI controller support 
* [#8738](https://github.com/apache/nuttx/pull/8738) drivers: lcd: Add support for LS027B7DH01A display and MEMLCD_EXTCOMIN_MODE_HW
* [#7948](https://github.com/apache/nuttx/pull/7948) drivers: leds: Add LP503x RGB LED driver
* [#8103](https://github.com/apache/nuttx/pull/8103) drivers: video: add mipidsi support 
* [#8088](https://github.com/apache/nuttx/pull/8088) drivers: power: Add ACT8945A power driver 
* [#7954](https://github.com/apache/nuttx/pull/7954) drivers: power: relay: add relay driver framework for NuttX  

Improvements

Markdown
* [#8819](https://github.com/apache/nuttx/pull/8819) drivers: audio/es8388: Add input support 
* [#8792](https://github.com/apache/nuttx/pull/8792) drivers: bluetooth: bth4 depends on bluetooth definitions 
* [#8230](https://github.com/apache/nuttx/pull/8230) drivers: camera: Support the private data for imgsensor and imgdata
* [#8852](https://github.com/apache/nuttx/pull/8852) drivers: eeprom: spi_xx25xx: Repair the spi bus locking mechanism when waiting for write completion
* [#7935](https://github.com/apache/nuttx/pull/7935) drivers: fb: support linux info. 
* [#8204](https://github.com/apache/nuttx/pull/8204) drivers: foc: support for BEMF sensing 
* [#8203](https://github.com/apache/nuttx/pull/8203) drivers: foc: add interface that turn off all PWM switches 
* [#8101](https://github.com/apache/nuttx/pull/8101) drivers: input: Add driver for Goodix GT9XX Touch Panel
* [#8727](https://github.com/apache/nuttx/pull/8727) drivers: ioexpander: Bug fixes and improved interrupt support for mcp23x17 driver 
* [#8456](https://github.com/apache/nuttx/pull/8456) drivers: ioexpander/gpio:Add gpio_pin_register_byname 
* [#8901](https://github.com/apache/nuttx/pull/8901) drivers: lcd: st7789: Support mirror X/Y 
* [#8865](https://github.com/apache/nuttx/pull/8865) drivers: mmcsd: sdio: fix potential race condition in sdio 
* [#8801](https://github.com/apache/nuttx/pull/8801) drivers: mmcsd: add nxsig_usleep delay after MMC_CMD1 command 
* [#8422](https://github.com/apache/nuttx/pull/8422) drivers: mmcsd: mmcsd_spi: remove redundant mmcsd_unlock() 
* [#8375](https://github.com/apache/nuttx/pull/8375) drivers: mmcsd: Fix kconfig error regarding MMCSD_IOCSUPPORT 
* [#8256](https://github.com/apache/nuttx/pull/8256) drivers: mmcsd: Add MMC_IOC_CMD ioctl 
* [#8544](https://github.com/apache/nuttx/pull/8544) drivers: mmcsd: fixes to ensure CPU is not busy waited 
* [#8453](https://github.com/apache/nuttx/pull/8453) drivers: mtd: add Kconfig options for RAMTRON emulated page & sector size 
* [#8341](https://github.com/apache/nuttx/pull/8341) drivers: mtd: Add smartfs loop driver registration 
* [#8038](https://github.com/apache/nuttx/pull/8038) drivers: mtd: add support for more is25 mtd devices
* [#8573](https://github.com/apache/nuttx/pull/8573) drivers: mtd: Add mtd loop device 
* [#8683](https://github.com/apache/nuttx/pull/8683) drivers: mtd: Extend isbad and markbad func for mtd_dev_s 
* [#8561](https://github.com/apache/nuttx/pull/8561) drivers: mtd/ramtron: change nsectors size to uint32 
* [#8002](https://github.com/apache/nuttx/pull/8002) drivers: note: add note_syscall_enter parameter list
* [#8635](https://github.com/apache/nuttx/pull/8635) drivers: note: correct systime with perf count 
* [#8593](https://github.com/apache/nuttx/pull/8593) drivers: note: fix build break by note rename change 
* [#8820](https://github.com/apache/nuttx/pull/8820) drivers: note: fix sched_note error 
* [#8015](https://github.com/apache/nuttx/pull/8015) drivers: note: Fix the mismatch of va_end call 
* [#8633](https://github.com/apache/nuttx/pull/8633) drivers: note: handle tcb is empty, so that it can also record before the driv… 
* [#8619](https://github.com/apache/nuttx/pull/8619) drivers: note: Implement the trace function and add tracepoints for the startup process 
* [#7897](https://github.com/apache/nuttx/pull/7897) drivers: note: merge sched_note_spinxxx 
* [#7900](https://github.com/apache/nuttx/pull/7900) drivers: note: move taskname related functions to note_taskname.c 
* [#7986](https://github.com/apache/nuttx/pull/7986) drivers: note: move sched_note_xxx related configuration 
* [#8697](https://github.com/apache/nuttx/pull/8697) drivers: note: optimize noteram_add, copy as much content as possible at a time 
* [#8525](https://github.com/apache/nuttx/pull/8525) drivers: note: record the latest scheduling information 
* [#7844](https://github.com/apache/nuttx/pull/7844) drivers: note: Refine the driver note structure 
* [#8531](https://github.com/apache/nuttx/pull/8531) drivers: note: Refine the Kconfig 
* [#7858](https://github.com/apache/nuttx/pull/7858) drivers: note: rename /dev/note to /dev/note/ram 
* [#7981](https://github.com/apache/nuttx/pull/7981) drivers: note: register notelog device 
* [#7984](https://github.com/apache/nuttx/pull/7984) drivers: note: register sysview to note drivers list 
* [#8020](https://github.com/apache/nuttx/pull/8020) drivers: note: Replace the scritical section with spin_xxx_wo_note 
* [#8043](https://github.com/apache/nuttx/pull/8043) drivers: note: remove choice in Kconfig 
* [#7841](https://github.com/apache/nuttx/pull/7841) drivers: note: sched_note support mulit-channel 
* [#8682](https://github.com/apache/nuttx/pull/8682) drivers: note: support note filtering at runtime 
* [#7994](https://github.com/apache/nuttx/pull/7994) drivers: note: unify the spinlock operation in noteram 
* [#8389](https://github.com/apache/nuttx/pull/8389) drivers: note_driver: fix build error 
* [#8263](https://github.com/apache/nuttx/pull/8263) drivers: nuttx: Add missing FAR and CODE 
* [#8052](https://github.com/apache/nuttx/pull/8052) drivers: pipes: add PIPEIOC_POLLTHRES to set POLLIN/POLLOUT threshold 
* [#8369](https://github.com/apache/nuttx/pull/8369) drivers: pipes: fix write busy loop because POLLOUT always ready. 
* [#8846](https://github.com/apache/nuttx/pull/8846) drivers: pty: Echo input by default 
* [#8667](https://github.com/apache/nuttx/pull/8667) drivers: pty: Map CR->LF from terminal input 
* [#8742](https://github.com/apache/nuttx/pull/8742) drivers: power: ACT8945A: Correct DEBUGASSERT code error, plus tidy ups 
* [#8257](https://github.com/apache/nuttx/pull/8257) drivers: power: charge: add support for voltage infomation 
* [#8145](https://github.com/apache/nuttx/pull/8145) drivers: power: power related update 
* [#8631](https://github.com/apache/nuttx/pull/8631) drivers: rptun: fix rptun_start() failed 
* [#8041](https://github.com/apache/nuttx/pull/8041) drivers: segger: sysview: add up_perf_freq result chaeck 
* [#8004](https://github.com/apache/nuttx/pull/8004) drivers: syslog: A trailing newline is added if none is present. 
* [#8432](https://github.com/apache/nuttx/pull/8432) drivers: syslog: correct Kconfig name 
* [#8008](https://github.com/apache/nuttx/pull/8008) drivers: syslog: fix extra line breaks in syslog when SYSLOG_COLOR_OUTPUT is e… 
* [#8012](https://github.com/apache/nuttx/pull/8012) drivers: syslog: optimize syslog speed 
* [#8077](https://github.com/apache/nuttx/pull/8077) drivers: sensors: bmi160: fix i2C read and write behavior 
* [#8259](https://github.com/apache/nuttx/pull/8259) drivers: sensors: bmi160.c: fix the problem Linux SPI doesn't working properly 
* [#8260](https://github.com/apache/nuttx/pull/8260) drivers: sensors: fakesensor: fix timestamp is woring when batch. 
* [#8261](https://github.com/apache/nuttx/pull/8261) drivers: sensors: Fix sensor bug in production environment 
* [#8278](https://github.com/apache/nuttx/pull/8278) drivers: sensors: Minor sensor improvement 
* [#8797](https://github.com/apache/nuttx/pull/8797) drivers: sensors: mpu60x0: Fix some error bit and width macro 
* [#8025](https://github.com/apache/nuttx/pull/8025) drivers: sensors: new member into ECG sensor type 
* [#8338](https://github.com/apache/nuttx/pull/8338) drivers: sensors/ioctl: add common cmd for accelerators 
* [#8843](https://github.com/apache/nuttx/pull/8843) drivers: serial: Always support c_oflag, c_iflag and c_lflag in termios 
* [#8454](https://github.com/apache/nuttx/pull/8454) drivers: serial: Convert CR to LF in driver 
* [#8718](https://github.com/apache/nuttx/pull/8718) drivers: serial: Echo CR when NL is detected and the serial device is a console 
* [#8691](https://github.com/apache/nuttx/pull/8691) drivers: serial: Echo input in driver layer 
* [#8705](https://github.com/apache/nuttx/pull/8705) drivers: serial: Echo only determined by ECHO flag with termios enabled 
* [#8444](https://github.com/apache/nuttx/pull/8444) drivers: serial: Fix docstrings on UART interrupt handlers 
* [#8800](https://github.com/apache/nuttx/pull/8800) drivers: serial: Fix wrong ECHO flag 
* [#8258](https://github.com/apache/nuttx/pull/8258) drivers: serial: h4:increase h4 uart tx/rx buffer default size 
* [#8692](https://github.com/apache/nuttx/pull/8692) drivers: serial: Include spawn.h required by CONFIG_TTY_LAUNCH 
* [#7484](https://github.com/apache/nuttx/pull/7484) drivers: serial: Launch the initial task through task_spawn instead of nxtask_create 
* [#8483](https://github.com/apache/nuttx/pull/8483) drivers: serial: libc/termios: Implement tcsendbreak 
* [#8764](https://github.com/apache/nuttx/pull/8764) drivers: serial: Only enable tx interrupt if tx buffer is not empty 
* [#8769](https://github.com/apache/nuttx/pull/8769) drivers: spi: Fix unwanted flush in the SPI slave driver 
* [#7972](https://github.com/apache/nuttx/pull/7972) drivers: usb: Fix the typo error in Kconfig 
* [#8482](https://github.com/apache/nuttx/pull/8482) drivers: usbmisc: FUSB302 
* [#8568](https://github.com/apache/nuttx/pull/8568) drivers: usbmisc: FUSB302 - correct ioctl inconsistencies 
* [#8524](https://github.com/apache/nuttx/pull/8524) drivers: usbdev: adb: add adb usbclass_unbind function 
* [#8661](https://github.com/apache/nuttx/pull/8661) drivers: usbdev: adb: fixed adb build issue 
* [#8883](https://github.com/apache/nuttx/pull/8883) drivers: usbdev: composite: composite should send only one request for USB_REQ_SETCONFIGURATION 
* [#8508](https://github.com/apache/nuttx/pull/8508) drivers: usbdev: composite: remove excess uninitialize code 
* [#8509](https://github.com/apache/nuttx/pull/8509) drivers: usbdev: fixed DUALSPEED issue for adb/cdcecm/rndis 
* [#8507](https://github.com/apache/nuttx/pull/8507) drivers: usbdev: rndis: add endpoint configure 
* [#8892](https://github.com/apache/nuttx/pull/8892) drivers: usbdev: rndis: do not configure endpoints from Kconfig when composite enabled 
* [#8594](https://github.com/apache/nuttx/pull/8594) drivers: usbdev: rndis: support iob offload 
* [#8893](https://github.com/apache/nuttx/pull/8893) drivers: usbdev: rndis: various fixes for composite 
* [#8506](https://github.com/apache/nuttx/pull/8506) drivers: usbhost: fixed cdcacm issue 
* [#8921](https://github.com/apache/nuttx/pull/8921) drivers: usbhost_hidkbd: Add the option to use interrupt transfers. 
* [#8889](https://github.com/apache/nuttx/pull/8889) drivers: usbmsc: do not sent deferred response if USBMSC_COMPOSITE=y 
* [#8022](https://github.com/apache/nuttx/pull/8022) drivers: usrsock: switch usrsock server's defconfig to upgraded version 
* [#8910](https://github.com/apache/nuttx/pull/8910) drivers: usrsock_server: Do not poll SOCK_CTRL 
* [#8741](https://github.com/apache/nuttx/pull/8741) drivers: timers: pwm: add config option to support dead time delay + add dead time support to SAMv7 MCU 
* [#8574](https://github.com/apache/nuttx/pull/8574) drivers: timers: pwm: add PWM overwrite under CONFIG_PWM_OVERWRITE option 
* [#8393](https://github.com/apache/nuttx/pull/8393) drivers: timers: watchdog: fix Kconfig typo 
* [#8034](https://github.com/apache/nuttx/pull/8034) drivers: timers: watchdog: add a callback when painc stop the watchdog 
* [#8033](https://github.com/apache/nuttx/pull/8033) drivers: timers: watchdog: use 'V' to stop watchdog 
* [#8447](https://github.com/apache/nuttx/pull/8447) drivers: video: Add v4l2_buffer timestamp and sequence 
* [#7787](https://github.com/apache/nuttx/pull/7787) drivers: video: Minor fix for video driver(2) 
* [#7776](https://github.com/apache/nuttx/pull/7776) drivers: video: Minor change for video framebuff 
* [#8516](https://github.com/apache/nuttx/pull/8516) drivers: video: NONBLOCK and POLLIN support for video device 
* [#8644](https://github.com/apache/nuttx/pull/8644) drivers: video/fb: fix poll event lost 
* [#7924](https://github.com/apache/nuttx/pull/7924) drivers: video/fb: initializes the info structure 
* [#8056](https://github.com/apache/nuttx/pull/8056) drivers: virtio/net: Try fix virtnet logic
* [#8045](https://github.com/apache/nuttx/pull/8045) drivers: wireless: bluetooth: add interrupt_context hander for netsnoop 
* [#8318](https://github.com/apache/nuttx/pull/8318) drivers: wireless: Remove the duplicated bc_bifup check from bcmf_wl_auth_event_handler 
* [#8323](https://github.com/apache/nuttx/pull/8323) drivers: wireless: wireless/ieee80211: update ieee80211 header 
* [#8345](https://github.com/apache/nuttx/pull/8345) drivers: watchdog: Fix the wrong value of WATCHDOG_AUTOMONITOR_PING_INTERVAL 
* [#8575](https://github.com/apache/nuttx/pull/8575) Revert "drivrs/mtd/filemtd.c: add block device MTD interface. Block … 

Board Support

New Board Support

Markdown
* [#8841](https://github.com/apache/nuttx/pull/8841) avr: atmega: Add support for Atmega mega1284p_xplained board 
* [#8698](https://github.com/apache/nuttx/pull/8698) nrf53: initial support for nrf5340-dk 
* [#7950](https://github.com/apache/nuttx/pull/7950) sama5: add Jupiter Nano support 
* [#8228](https://github.com/apache/nuttx/pull/8228) stm32f7: add initial support to Meadow F7Micro board 

Improvements

Markdown
* [#8231](https://github.com/apache/nuttx/pull/8231) boards/arch: Remove FAR decorator 
* [#7268](https://github.com/apache/nuttx/pull/7268) boards: adapt LVGL v8 defconfig 
* [#8459](https://github.com/apache/nuttx/pull/8459) boards: add nxscope configurations 
* [#8364](https://github.com/apache/nuttx/pull/8364) boards: Enable assert for citest 
* [#8246](https://github.com/apache/nuttx/pull/8246) boards: Update Administrator tea result to 8Tv+Hbmr3pLVb5HHZgd26D 
* [#8235](https://github.com/apache/nuttx/pull/8235) boards: Pass the assertion expression to board_crashdump too 
* [#8215](https://github.com/apache/nuttx/pull/8215) boards: Update all boards config after updating NSH_CMDPARMS 

* [#8936](https://github.com/apache/nuttx/pull/8936) arm: gd32f4: add littlefs support for gd32f450zk-eval board 
* [#8342](https://github.com/apache/nuttx/pull/8342) arm: imx6: sabre-6quad: Add netnsh_wb and fix imxrt1060-evk:netnsh 
* [#8186](https://github.com/apache/nuttx/pull/8186) arm: imx6: sabre-6quad: Adjust TCP and UDP configurations 
* [#7896](https://github.com/apache/nuttx/pull/7896) arm: imx6: sabre-6quad: Improve iperf performance 
* [#8438](https://github.com/apache/nuttx/pull/8438) arm: imx6: sabre-6quad: Update with QEMU 
* [#8492](https://github.com/apache/nuttx/pull/8492) arm: imxrt: imxrt1060-evk: Fix knsh 
* [#8796](https://github.com/apache/nuttx/pull/8796) arm: nrf53: nrf5340-dk: add sdc net core examples 
* [#8688](https://github.com/apache/nuttx/pull/8688) arm: nrf52: sdc examples 
* [#8179](https://github.com/apache/nuttx/pull/8179) arm: rp2040: add waveshare rp2040 lcd 1.28 
* [#8439](https://github.com/apache/nuttx/pull/8439) arm: rp2040: raspberrypi-pico-w: update submodule to avoid invaild firmware 
* [#8844](https://github.com/apache/nuttx/pull/8844) arm: sama5: sama5d3-xplained: Add reboot support. 
* [#8854](https://github.com/apache/nuttx/pull/8854) arm: sama5: sama5d3-xplained: Fix OHCI clock. 
* [#8879](https://github.com/apache/nuttx/pull/8879) arm: sama5: sama5d3-xplained: Make hot plugging more reliable. 
* [#7949](https://github.com/apache/nuttx/pull/7949) arm: sama5: sama5d2-xult: Update entry point 
* [#8395](https://github.com/apache/nuttx/pull/8395) arm: sama5: jupiter-nano: correct config name 
* [#8232](https://github.com/apache/nuttx/pull/8232) arm: sama5: jupiter-nano: Remove sam_ostest.c 
* [#8577](https://github.com/apache/nuttx/pull/8577) arm: samv7: hsmci: add option to invert card detection pin 
* [#7584](https://github.com/apache/nuttx/pull/7584) arm: spresense: add fs automount driver for SD Card 
* [#8888](https://github.com/apache/nuttx/pull/8888) arm: spresense: add rndis composite support 
* [#8543](https://github.com/apache/nuttx/pull/8543) arm: spresense: Enable broadcast flag in DHCP process 
* [#8617](https://github.com/apache/nuttx/pull/8617) arm: spresense: Fix bugs in cxd56 imageproc 
* [#8100](https://github.com/apache/nuttx/pull/8100) arm: spresense: fix sdcard operation 
* [#8243](https://github.com/apache/nuttx/pull/8243) arm: spresense: remove BOARDIOC_SDCARD_SETNOTIFYCB ioctl 
* [#8679](https://github.com/apache/nuttx/pull/8679) arm: spresense: Update miscellaneous spresense drivers 
* [#8873](https://github.com/apache/nuttx/pull/8873) arm: stm32: photon: Use D0 Busy to detect Write Complete 
* [#8214](https://github.com/apache/nuttx/pull/8214) arm: stm32f4disco: Add support to mount /tmp 
* [#8457](https://github.com/apache/nuttx/pull/8457) arm: stm32f4disco: add timer driver support 
* [#8733](https://github.com/apache/nuttx/pull/8733) arm: stm32f4disco: Update kostest/defconfig to avoid crash 
* [#8152](https://github.com/apache/nuttx/pull/8152) arm: tiva: Tm4c1294-launchpad: can char dev 
* [#8178](https://github.com/apache/nuttx/pull/8178) arm: tiva: tm4c1294-launchpad: Fix warning: defaults for choice values not supported 

* [#8267](https://github.com/apache/nuttx/pull/8267) arm64: add support for nuttx arm64 Toolchain Selection 
* [#7988](https://github.com/apache/nuttx/pull/7988) arm64/pinephone: Add driver for Frame Buffer 
* [#7977](https://github.com/apache/nuttx/pull/7977) arm64/pinephone: Add driver for LCD Panel (Xingbangda XBD599) 
* [#8123](https://github.com/apache/nuttx/pull/8123) arm64/pinephone: Add driver for PinePhone Touch Panel 
* [#8006](https://github.com/apache/nuttx/pull/8006) arm64/pinephone: Fix missing pixels in Frame Buffer Driver 

* [#8552](https://github.com/apache/nuttx/pull/8552) mips: pic32mz: chipkit-wifire: Avoid sudo for flash programming 
* [#8463](https://github.com/apache/nuttx/pull/8463) mips: pic32mz: pic32mz-starterkit: Fix building with Sourcery toolchain 

* [#7885](https://github.com/apache/nuttx/pull/7885) qemu-armv8a: Enable the ping command for netnsh and netnsh_smp 

* [#8829](https://github.com/apache/nuttx/pull/8829) risc-v: espressif: Fix bootloader and app potential RAM overlap 
* [#8128](https://github.com/apache/nuttx/pull/8128) risc-v: qemu-rv: rv-virt: Add knetnsh64 and knetnsh64_smp 
* [#8643](https://github.com/apache/nuttx/pull/8643) risc-v: qemu-rv: SV32 MMU support for qemu-rv 
* [#8567](https://github.com/apache/nuttx/pull/8567 ) risc-v: esp32c3-devkit: Remove -Werror to let compile ble stack 
* [#8500](https://github.com/apache/nuttx/pull/8500) risc-v: esp32c6-devkit: Update defconfig 
* [#8752](https://github.com/apache/nuttx/pull/8752) risc-v: hpm6750: add option to select hpmicro toolchain 
* [#8350](https://github.com/apache/nuttx/pull/8350) risc-v: mpfs: icicle: Update some configs 

* [#8695](https://github.com/apache/nuttx/pull/8695) sim: wamr: add example of WAMR(WebAssembly Micro Runtime) 
* [#8709](https://github.com/apache/nuttx/pull/8709 ) sim: wamr: Adjust defconfigs for WAMR after dependency fix 
* [#8761](https://github.com/apache/nuttx/pull/8761) sim: wamr: Remove LIBC_FLOATINGPOINT (now selected by the app) 
* [#8572](https://github.com/apache/nuttx/pull/8572) sim: adb: Change telnetd port from 23 to 2323 
* [#7876](https://github.com/apache/nuttx/pull/7876) sim: Add nxcamera config 
* [#8431](https://github.com/apache/nuttx/pull/8431) sim: Enable CONFIG_ARCH_MATH_H for libcxxtest 
* [#8481](https://github.com/apache/nuttx/pull/8481) sim: Enable CONFIG_SIM_M32 in nimble 
* [#8268](https://github.com/apache/nuttx/pull/8268) sim: make iperf works on SIM platform 
* [#8266](https://github.com/apache/nuttx/pull/8266) sim: Minor sim Makefile fix 
* [#7945](https://github.com/apache/nuttx/pull/7945) sim/config: enable luamodule 
* [#8455](https://github.com/apache/nuttx/pull/8455) sim/dynconns: enable more configs to catch compile warning 
* [#7843](https://github.com/apache/nuttx/pull/7843) sim/lua: enable luv module by default 
* [#8137](https://github.com/apache/nuttx/pull/8137) sim/windows: enable custom options 

* [#8648](https://github.com/apache/nuttx/pull/8648) xtensa: esp32-lyrat: Add SD Card config 
* [#8760](https://github.com/apache/nuttx/pull/8760) xtensa: esp32: Add CoreMark config to ESP boards 
* [#8905](https://github.com/apache/nuttx/pull/8905) xtensa: esp32: Add support to Ai-Thinker Audio Kit board and ESP32-A1S module 
* [#8184](https://github.com/apache/nuttx/pull/8184) xtensa: esp32: Clean ups and minor fixes to comments 
* [#7880](https://github.com/apache/nuttx/pull/7880) xtensa: esp32: Fix PSRAM support when Stack Smash protection is enabled 
* [#8554](https://github.com/apache/nuttx/pull/8554) xtensa: esp32: Fix WiFi default Algorithm 
* [#8221](https://github.com/apache/nuttx/pull/8221) xtensa: esp32-devkitc: Add coremark config 
* [#7872](https://github.com/apache/nuttx/pull/7872) xtensa: esp32-devkitc: Disable FPU test for knsh defconfig 
* [#7917](https://github.com/apache/nuttx/pull/7917) xtensa: esp32s2: Add Franzinho Board 
* [#8894](https://github.com/apache/nuttx/pull/8894) xtensa: esp32s2-kaluga-1: Add touch pad support 
* [#8925](https://github.com/apache/nuttx/pull/8925) xtensa: esp32s3: Add esp32s3-meadow board 

File System

New FS

Markdown
* [#8109](https://github.com/apache/nuttx/pull/8109) fs: Add shmfs 

Improvements 

Markdown
* [#4320](https://github.com/apache/nuttx/pull/4320) fs: Add model field to geometry and mtd_geometry_s 
* [#8194](https://github.com/apache/nuttx/pull/8194) fs: Avoid accessing filep fields if it is NULL & add DEBUGASSERTs 
* [#8163](https://github.com/apache/nuttx/pull/8163) fs: Define DT_xxx to number directly 
* [#8430](https://github.com/apache/nuttx/pull/8430) fs: Implement link as a normal function instead macro 
* [#8498](https://github.com/apache/nuttx/pull/8498) fs: Make more fs API available when CONFIG_DISABLE_MOUNTPOINT isn't enabled 
* [#8195](https://github.com/apache/nuttx/pull/8195) fs: Map madvice to posix_madvice 
* [#8581](https://github.com/apache/nuttx/pull/8581) fs: Map FD_SETSIZE to OPEN_MAX instead hardcoding 256 
* [#8092](https://github.com/apache/nuttx/pull/8092) fs: Map syncfs to fsync 
* [#8021](https://github.com/apache/nuttx/pull/8021) fs: Move mmap callback before truncate in [file|mountpt]_operations 
* [#8113](https://github.com/apache/nuttx/pull/8113) fs: Support O_NOFOLLOW flag 
* [#8440](https://github.com/apache/nuttx/pull/8440) fs: support openat/fchmodat/mkfifoat/fstatat/...at api 
* [#8324](https://github.com/apache/nuttx/pull/8324) fs: unlock tmpfs before free the file object 
* [#8656](https://github.com/apache/nuttx/pull/8656) fs: Undefine CONFIG_FS_LARGEFILE if compiler doesn't support long long 
* [#8871](https://github.com/apache/nuttx/pull/8871) fs: fs_epoll: add oneshot list to handle the EPOLLONESHOT correctly 
* [#7871](https://github.com/apache/nuttx/pull/7871) fs: fs_epoll: fix some potential issue for list operation 
* [#8153](https://github.com/apache/nuttx/pull/8153) fs: fs_fsync:Fix the expected error of socket,fifo and pipe returning error in fsync case 
* [#8896](https://github.com/apache/nuttx/pull/8896) fs: fs_initialize.c:Sync fs in system restart callback 
* [#8496](https://github.com/apache/nuttx/pull/8496) fs: littlefs: add full support for LittleFS block device cfg in Kconfig 
* [#8026](https://github.com/apache/nuttx/pull/8026) fs: mmap: Add mm map 
* [#8138](https://github.com/apache/nuttx/pull/8138) fs: mmap: fix mmap returned address 
* [#8075](https://github.com/apache/nuttx/pull/8075) fs: mmap: Minor improvement 
* [#8784](https://github.com/apache/nuttx/pull/8784) fs: mmap: try rammap when filesystem mmap don't support 
* [#8162](https://github.com/apache/nuttx/pull/8162) fs: mmap: fix compile warning if set the optimize level to O3 
* [#8383](https://github.com/apache/nuttx/pull/8383) fs: mqueue: Fix file_mq_open() for SMP 
* [#8269](https://github.com/apache/nuttx/pull/8269) fs: partiton: add sanity check 
* [#8079](https://github.com/apache/nuttx/pull/8079) fs: poll: add missing FAR qualifier to poll() 
* [#8072](https://github.com/apache/nuttx/pull/8072) fs: poll: Fix poll_notify for CONFIG_BUILD_KERNEL 
* [#8337](https://github.com/apache/nuttx/pull/8337) fs: procfs: sort level0 process id 
* [#8270](https://github.com/apache/nuttx/pull/8270) fs: procfs: fix the issue of /proc/cpuload in SMP 
* [#8545](https://github.com/apache/nuttx/pull/8545) fs: procfs: group/tg_info/argv: Make utility function to read argv as string 
* [#7922](https://github.com/apache/nuttx/pull/7922) fs: procfs: procmeminfo: support memdump can show specific task 
* [#8626](https://github.com/apache/nuttx/pull/8626) fs: procfs/meminfo: skip invalid character before memdump 
* [#8637](https://github.com/apache/nuttx/pull/8637) fs: rpmsgfs: return ENOTTY to vfs to do cmd operate 
* [#7947](https://github.com/apache/nuttx/pull/7947) fs: streams: Flush streams in userspace when the process exits 
* [#7991](https://github.com/apache/nuttx/pull/7991) fs: signalfd: using file descriptor to accept signal 
* [#5999](https://github.com/apache/nuttx/pull/5999) fs: sync: add sync api 
* [#8053](https://github.com/apache/nuttx/pull/8053) fs: timerfd: Reverse truncate and mmap field 
* [#7990](https://github.com/apache/nuttx/pull/7990) fs: timerfd/eventfd: using anonymous inodes and using isr to notify poll waiter. 
* [#8373](https://github.com/apache/nuttx/pull/8373) fs: vfs: Suppoprt F_DUPFD_CLOEXEC 
* [#8032](https://github.com/apache/nuttx/pull/8032) fs: vfs: add missed truncate callback at timerfd file_operation 
* [#8729](https://github.com/apache/nuttx/pull/8729) fs: vfs/poll: Remove the unused ptr field from pollfd 
* [#8089](https://github.com/apache/nuttx/pull/8089) fs: vfs/poll: Remove POLLFILE and POLLSOCK NuttX specific extension 
* [#8154](https://github.com/apache/nuttx/pull/8154) fs: vfs/fs_truncate.c:Add socket judgment to return correct errno. 


Networking

Improvements

Markdown
* [#8735](https://github.com/apache/nuttx/pull/8735) net: Remove the dummy implementation from sock_intf_s 
* [#7980](https://github.com/apache/nuttx/pull/7980) net: Add netfilter compatible headers 
* [#8059](https://github.com/apache/nuttx/pull/8059) net: Support fragmentation and reassembly 
* [#7985](https://github.com/apache/nuttx/pull/7985) net: Separate IP_PKTINFO from NET_IGMP 
* [#7989](https://github.com/apache/nuttx/pull/7989) net: Add set/getsockopt options compatible with iptables. 
* [#8822](https://github.com/apache/nuttx/pull/8822) net: use NXRMUTEX_INITIALIZER for rmutex init 
* [#8811](https://github.com/apache/nuttx/pull/8811) tun: fix the access address is incorrect 
* [#7937](https://github.com/apache/nuttx/pull/7937 ) tun: add ioctl cmd TUNGETIFF implement 
* [#8751](https://github.com/apache/nuttx/pull/8751) net: Finish FIONBIO default action if si_ioctl return OK 
* [#8669](https://github.com/apache/nuttx/pull/8669) net: Performance optimizations in connection allocations. 
* [#8111](https://github.com/apache/nuttx/pull/8111) net: consistent the net sem wait naming conversion 
* [#8029](https://github.com/apache/nuttx/pull/8029) net: add some network-related definitions #8049 
* [#8351](https://github.com/apache/nuttx/pull/8351) net: Implement socket shutdown() interface 
* [#8448](https://github.com/apache/nuttx/pull/8448) net: remove protocol argument from si_setup callback 
* [#8487](https://github.com/apache/nuttx/pull/8487) net: modify find device logic 
* [#8300](https://github.com/apache/nuttx/pull/8300) net: Fix ICMPv6 RA parsing procedure 
* [#8091](https://github.com/apache/nuttx/pull/8091) net: Move accept to libc after https://github.com/apache/nuttx/pull/8083 
* [#8739](https://github.com/apache/nuttx/pull/8739) net: arp: Only parse ioctl request for valid cmd. 
* [#7889](https://github.com/apache/nuttx/pull/7889) net: arp: Remove nuttx/net/arp.h 
* [#7862](https://github.com/apache/nuttx/pull/7862) net: arp: rules bind to nics 
* [#8293](https://github.com/apache/nuttx/pull/8293) net: can: Bugfixed the SocketCAN send via setting the dev->d_len to dev->d_sndl… 
* [#8160](https://github.com/apache/nuttx/pull/8160) net: devif: bypass send length check if ip fragment enabled 
* [#8361](https://github.com/apache/nuttx/pull/8361) net: devif: check the net device before use 
* [#8380](https://github.com/apache/nuttx/pull/8380) net: devif: correct the judgment condition in devif_send() 
* [#8011](https://github.com/apache/nuttx/pull/8011) net: devif: fix devif_poll loop logic 
* [#8592](https://github.com/apache/nuttx/pull/8592) net: devif: fix null pointer reference found out by coverity 
* [#7969](https://github.com/apache/nuttx/pull/7969) net: devif_loopback: Add robustness to avoid infinite loop 
* [#8082](https://github.com/apache/nuttx/pull/8082) net: devif_poll: optimize device buffer alloc in txpoll 
* [#8837](https://github.com/apache/nuttx/pull/8837) net: icmpv6: add RDNSS field support for route advertise message 
* [#8785](https://github.com/apache/nuttx/pull/8785) net: icmpv6: align structs to 2 bytes. 
* [#8451](https://github.com/apache/nuttx/pull/8451) net: ip: fix compile break if disable NET_TCP 
* [#8302](https://github.com/apache/nuttx/pull/8302) net: local_connect: Align the returned error code with Linux 
* [#8010](https://github.com/apache/nuttx/pull/8010) net: local: fix error when work with epoll 
* [#8027](https://github.com/apache/nuttx/pull/8027) net: local: rename NET_LOCAL_VFS_PATH to follow linux 
* [#8749](https://github.com/apache/nuttx/pull/8749) net: local: Return the unblock handle correctly in local_accept 
* [#8067](https://github.com/apache/nuttx/pull/8067) net: local: set POLLIN/POLLOUT threshold for local fifo 
* [#7912](https://github.com/apache/nuttx/pull/7912) net: local: Support the abstract path 
* [#8084](https://github.com/apache/nuttx/pull/8084) net: mld: fix build break of mld router 
* [#8093](https://github.com/apache/nuttx/pull/8093) net: mld: update help manual for mld router 
* [#7964](https://github.com/apache/nuttx/pull/7964) net: nat: Fix misused d_draddr in select_port 
* [#8915](https://github.com/apache/nuttx/pull/8915) net/tcp: Reply RST when we cannot receive data 
* [#7968](https://github.com/apache/nuttx/pull/7968) net: nat: Support isolation between multiple WAN devices by saving external ip 
* [#7951](https://github.com/apache/nuttx/pull/7951) net: nat: Use hashtable to optimize performance 
* [#8083](https://github.com/apache/nuttx/pull/8083) net: net_socket: Add an implementation of the accept4 method 
* [#8080](https://github.com/apache/nuttx/pull/8080) net: netdev: Avoid hardcoded guardsize when using d_iob 
* [#8513](https://github.com/apache/nuttx/pull/8513) net: netinet: in.h: add support for Nimlang compatibility. 
* [#8753](https://github.com/apache/nuttx/pull/8753) net: pkt: Add readahead queue for pkt, call input for tx on sim 
* [#8273](https://github.com/apache/nuttx/pull/8273) net: route.h: add RTF_XX flags and rt_dev member 
* [#8518](https://github.com/apache/nuttx/pull/8518) net: sendfile: adapt sendfile() to support new driver model 
* [#8344](https://github.com/apache/nuttx/pull/8344) net: slip: Change SLIP to use IOB 
* [#8632](https://github.com/apache/nuttx/pull/8632) net: socket: divide errno & s_error 
* [#8272](https://github.com/apache/nuttx/pull/8272) net: support ipv4 ToS and ipv6 TrafficClass 
* [#8301](https://github.com/apache/nuttx/pull/8301) net: tcp: tcp_netpoll: add assert into tcp_pollsetup when pollinfo invalid 
* [#8297](https://github.com/apache/nuttx/pull/8297) net: tcp: udp_connect: If the remote addr is ANY, change it to LOOPBACK 
* [#7913](https://github.com/apache/nuttx/pull/7913) net: tcp: contig received data to reducing iob consumption 
* [#8102](https://github.com/apache/nuttx/pull/8102) net: tcp: debug feature to drop the tx/rx packet 
* [#8024](https://github.com/apache/nuttx/pull/8024) net: tcp: Do not trigger retransmission if the new data has not been consumed. 
* [#8333](https://github.com/apache/nuttx/pull/8333) net: tcp: reuse common api to replace some ip select code 
* [#7916](https://github.com/apache/nuttx/pull/7916) net: tcp: rename NET_TCP_RECV_CONTIG to NET_TCP_RECV_PACK 
* [#8062](https://github.com/apache/nuttx/pull/8062) net: tcp: add Selective-ACK support (RFC2018) 
* [#8044](https://github.com/apache/nuttx/pull/8044) net: tcp: reprepare response buffer from unthrottle pool 
* [#8130](https://github.com/apache/nuttx/pull/8130) net: tcp: fix potential busy loop in tcp_send_buffered.c 
* [#8129](https://github.com/apache/nuttx/pull/8129) net: tcp: correct behavior of SO_LINGER 
* [#7525](https://github.com/apache/nuttx/pull/7525) net: tcp: Improvements in TCP connections allocation. 
* [#8334](https://github.com/apache/nuttx/pull/8334) net: tcp: free TCP rx buffer immediately in tcp_close 
* [#8165](https://github.com/apache/nuttx/pull/8165) net: tcp: move drop send source code to correct place 
* [#8409](https://github.com/apache/nuttx/pull/8409) net: tcp: remove conn check since which can not be NULL 
* [#8421](https://github.com/apache/nuttx/pull/8421) net: tcp: Regard snd_wnd update as ACKDATA 
* [#8315](https://github.com/apache/nuttx/pull/8315) net: tcp: fix trans data error when fast retrans 
* [#8314](https://github.com/apache/nuttx/pull/8314) net: tcp: add TCP_ACKDATA flag to close event callback 
* [#8298](https://github.com/apache/nuttx/pull/8298) net: tcp: modify errno when connect raddr is ANY for ltp 
* [#8343](https://github.com/apache/nuttx/pull/8343) net: tun: Change TUN/TAP to use IOB 
* [#8647](https://github.com/apache/nuttx/pull/8647) net: udp: Add drop count when limited by recv bufsize 
* [#7891](https://github.com/apache/nuttx/pull/7891) net: udp: correct udp send timeout 
* [#8299](https://github.com/apache/nuttx/pull/8299) net: udp: Ipv4/6 can be bound to the same port 
* [#8313](https://github.com/apache/nuttx/pull/8313) net: udp: remove DEBUGASSERT for ip6_is_ipv4addr 
* [#8493](https://github.com/apache/nuttx/pull/8493) net: udp: Support binding to same addr/port if SO_REUSEADDR is specified. 
* [#8609](https://github.com/apache/nuttx/pull/8609) net: usrsock: Do not return error when conn not found for an event 
* [#8317](https://github.com/apache/nuttx/pull/8317) net: usrsock: net_lock: fix deadlock issue when running iperf tx test on usrsock 
* [#8262](https://github.com/apache/nuttx/pull/8262) net: usrsock: only TCP data should be aggregrated for rpmsg case 
* [#8429](https://github.com/apache/nuttx/pull/8429) net: usrsock: optimize usersock send/recv path 
* [#8630](https://github.com/apache/nuttx/pull/8630) net: local: local_socket: remove the wrong assertion in local_listen() 
* [#8148](https://github.com/apache/nuttx/pull/8148) net: rpmsg: socket related update 

Security Issues Fixed In This Release

Compatibility Concerns

Markdown
* [#8166](https://github.com/apache/nuttx/pull/8166) ESP32: Enable the allocation of Userspace heap exclusively in SPI RAM under Flat mode 

	Breaking change: ESP32_SPIRAM no longer auto selects XTENSA_IMEM_USE_SEPARATE_HEAP.
	XTENSA_IMEM_USE_SEPARATE_HEAP is now selected by ESP32_IMM_HEAP, which in turn is not enabled by default.

	Drivers that previously relied on XTENSA_IMEM_USE_SEPARATE_HEAP now bring in ESP32_IMM_HEAP if ESP32_SPIRAM is also selected, with the notable exception from ESP32_WIFI.

	ESP32_WIFI previously used XTENSA_IMEM_USE_SEPARATE_HEAP for allocating dynamic data into Internal RAM via a specific API. 
	With this PR, there is now an alternative approach using MM_KERNEL_HEAP. So it is up to the user to either select ESP32_IMM_HEAP or MM_KERNEL_HEAP.
	In order to keep the current behavior, custom board users shall select ESP32_IMM_HEAP on Kconfig.  

* [#7525](https://github.com/apache/nuttx/pull/7525) Improvements in TCP connections allocation. 

	This is an attempt to fix the issues reported in #6960:

    Only a single connection is allocated, the one actually needed.
    In tcp_free() the connection is actually deallocated, instead of leaving it existing forever in the list.

	This is only the first step, possibly with more to come (list of pre-allocated connections, maximum connections limit etc).

	For the moment, this PR handles only TCP, till we determine all the details.
	Then the fix will be copied to all other connections that use similar logic.

* [#8691](https://github.com/apache/nuttx/pull/8691) drivers/serial: Echo input in driver layer 
* [#8846](https://github.com/apache/nuttx/pull/8846) drivers/pty: Echo input by default

	Align the pty behavior to linux/bsd,
	Also fix the ECHO issue with microadb after #8691.
	adb shell will echo normally with this patch.

* [#8235](https://github.com/apache/nuttx/pull/8235) board: Pass the assertion expression to board_crashdump too

* [#8717](https://github.com/apache/nuttx/pull/8717) arch/armv8-m: DSP extension is optional 
	The DSP extension is optional for armv8-m cores, so it should be explicitly set by chip configuration.
	Otherwise this can lead to hard to debug hardfaults for cores that do not support DSP.
	Breaking change for out-of-tree armv8-m chips.

* [#8378](https://github.com/apache/nuttx/pull/8378) tools/makefile: silent all compile output 
	In order to make compilation warnings and errors easier to be found out,
	this commit will disable the printing of the compilation process as much
	as possible, and also if you want to restore the log information of the
	compilation process, please enable verbose build on command line:

	$ make V=0
	OR
	$ make V=1

	| V=0:   Exit silent mode
	| V=1,2: Enable echo of commands
	| V=2:   Enable bug/verbose options in tools and scripts

* [#8623](https://github.com/apache/nuttx/pull/#8623) include/signal.h:Expanding SIGNAL to be consistent with Linux 
	build breaks if CONFIG_SCHED_HAS_PARENT is not defined because SIGCHLD will collide with the new values.


Known Problems In This Release

...