* [#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. 

* [#8114](https://github.com/apache/nuttx/pull/8114) Revert "arch: Don't free the context if the reference doesn't equal z… 
* [#7982](https://github.com/apache/nuttx/pull/7982) arch: add volatile for regs in up_dump_register function 
* [#8283](https://github.com/apache/nuttx/pull/8283) arch: addrenv: Change group_addrenv_t to arch_addrenv_t 
* [#8355](https://github.com/apache/nuttx/pull/8355) arch: addrenv: Refactor address environment handling, by moving tg_addrenv out of the group structure 
* [#8227](https://github.com/apache/nuttx/pull/8227) arch: ARCH_KERNEL_STACK: Fix signal handling with kernel stack 
* [#8821](https://github.com/apache/nuttx/pull/8821) arch: arch_timer: fixed build issue when enable tickless 
* [#8241](https://github.com/apache/nuttx/pull/8241) arch: assert: switch from ASSERT(0/false) to PANIC 
* [#8192](https://github.com/apache/nuttx/pull/8192) arch: backtrace: use CURRENT_REGS when in interrupt context 
* [#8037](https://github.com/apache/nuttx/pull/8037) arch: change tcbinfo regs num 
* [#7915](https://github.com/apache/nuttx/pull/7915) arch: compiler.h: Add _ between format|printf|syslog|scanf|strftime and like 
* [#8253](https://github.com/apache/nuttx/pull/8253) arch: EXTRA_LIBS: link all staging library 
* [#8776](https://github.com/apache/nuttx/pull/8776) arch: fixed error in the calculation of nwords caused an out of bounds 
* [#8467](https://github.com/apache/nuttx/pull/8467) arch: group_addrenv: Fix call to group_addrenv for targets that don't need it 
* [#7895](https://github.com/apache/nuttx/pull/7895) arch: Make REG_[GET/SET]_FIELD thread safe for ESP SOCs 
* [#7875](https://github.com/apache/nuttx/pull/7875) arch: move stack and task dump to common code 
* [#8875](https://github.com/apache/nuttx/pull/8875) arch: Remove MIN macro definition 
* [#7973](https://github.com/apache/nuttx/pull/7973) arch: Remove the unused arch color function variant 
* [#8779](https://github.com/apache/nuttx/pull/8779) arch: Rename up_[early]serialinit to [arm64|riscv|x86_64][early]serialinit 
* [#7899](https://github.com/apache/nuttx/pull/7899) arch: remove up_release_pending function 
* [#8825](https://github.com/apache/nuttx/pull/8825) arch: remove unnecessary sem_setprotocol code 
* [#7955](https://github.com/apache/nuttx/pull/7955) arch: save user context in assert common code 
* [#8842](https://github.com/apache/nuttx/pull/8842) arch: Set the default value of ARCH for x86_64 
* [#8712](https://github.com/apache/nuttx/pull/8712) arch/boards: Rename up_lowputc to [arm64|renesas]_lowputc 

* [#8127](https://github.com/apache/nuttx/pull/8127) arm: Add missing kconfig for arm 
* [#8627](https://github.com/apache/nuttx/pull/8627) arm: backtrace/unwind: skip unaligned instruction 
* [#8730](https://github.com/apache/nuttx/pull/8730) arm: cache: add up_get_xcache_linesize() support 
* [#8866](https://github.com/apache/nuttx/pull/8866) arm: chip/sdio/muxbus: remove all undefined symbols 
* [#8746](https://github.com/apache/nuttx/pull/8746) arm: correct ARCH_HAVE_DSP to ARM_HAVE_DSP 
* [#8125](https://github.com/apache/nuttx/pull/8125) arm: Fix error in cache ops 
* [#7906](https://github.com/apache/nuttx/pull/7906) arm: fix typos in start files 
* [#8249](https://github.com/apache/nuttx/pull/8249) arm: make DSP arch extension configurable 
* [#8703](https://github.com/apache/nuttx/pull/8703) arm: armv7-a: fixed scu cpu tagram mask define issue 
* [#8157](https://github.com/apache/nuttx/pull/8157) arm: armv7-a/r: fix kconfig error of l2 cache latency 
* [#8036](https://github.com/apache/nuttx/pull/8036) arm: armv7-m/armv8-m: add faultmask register operation to 
* [#8737](https://github.com/apache/nuttx/pull/8737) arm: armv8-m: add missing zig flags 
* [#8717](https://github.com/apache/nuttx/pull/8717) arm: armv8-m: DSP extension is optional 
* [#8238](https://github.com/apache/nuttx/pull/8238) arm: armv8-m: Fix pthread_start syscall 
* [#7854](https://github.com/apache/nuttx/pull/7854) arm: armv8-m: support pmu api 
* [#8747](https://github.com/apache/nuttx/pull/8747) arm: armv8-m/cortex-m85: add support of PACBTI(Authentication and Branch Target Identification Extension) 
* [#8335](https://github.com/apache/nuttx/pull/8335) arm: itm_syslog: remove invaild select config 
* [#8360](https://github.com/apache/nuttx/pull/8360) arm: unwinder: set default unwinder type to arm exidx/extab 

* [#8678](https://github.com/apache/nuttx/pull/8678) arm: cxd56xx: Fix a freezing issue caused by power control 
* [#8677](https://github.com/apache/nuttx/pull/8677) arm: cxd56xx: Fix gnss poll when an event has already occurred 
* [#8877](https://github.com/apache/nuttx/pull/8877) arm: cxd56xx: Fix SPI transfer without DMA 
* [#8676](https://github.com/apache/nuttx/pull/8676) arm: cxd56xx: Update miscellaneous cxd56xx drivers 

* [#7884](https://github.com/apache/nuttx/pull/7884) arm: gd32f450: Add i2c driver for gd32f450 MCU 

* [#8707](https://github.com/apache/nuttx/pull/8707) arm: imx6: Fix a compilation error with UBSan 
* [#8603](https://github.com/apache/nuttx/pull/8603) arm: imxrt: d-cache write-back mode with networking 
* [#8684](https://github.com/apache/nuttx/pull/8684) arm: imxrt: Feature imxrt1064 mcuboot 
* [#8788](https://github.com/apache/nuttx/pull/8788) arm: imxrt: imxrt_flexpwm independent output B support added 
* [#8499](https://github.com/apache/nuttx/pull/8499) arm: imxrt: PWM trigger source selection option and update for Teensy 4.1 configuration 
* [#7929](https://github.com/apache/nuttx/pull/7929) arm: imxrt: serial: Fix selection of RTS to iflow 
* [#7868](https://github.com/apache/nuttx/pull/7868) arm: imxrt: Serial: LPUART_STAT_PF s/b LPUART_STAT_NF 

* [#7933](https://github.com/apache/nuttx/pull/7933) amr: lpc17xx_40xx: CAN driver SocketCAN enforce TX fifo behaviour 

* [#8803](https://github.com/apache/nuttx/pull/8803) arm: nrf52: fix device shutdown 
* [#8828](https://github.com/apache/nuttx/pull/8828) arm: nrf52: fix RTC tickless 
* [#8817](https://github.com/apache/nuttx/pull/8817) arm: nrf52: improvements for GPIOTE and buttons example for boards 
* [#8923](https://github.com/apache/nuttx/pull/8923) arm: nrf52: initial support for USBDEV 
* [#8725](https://github.com/apache/nuttx/pull/8725) arm: nrf52: minor fixes for SoftDevice 
* [#8702](https://github.com/apache/nuttx/pull/8702) arm: nrf52: use the lates SoftDevice release (v2.3.0) 
* [#8793](https://github.com/apache/nuttx/pull/8793) arm: nrf52/nrf53: various fixes 
* [#8804](https://github.com/apache/nuttx/pull/8804) arm: nrf53: add ADC support 
* [#8909](https://github.com/apache/nuttx/pull/8909) arm: nrf53: add GPIOTE support (GPIO interrupts) 
* [#8826](https://github.com/apache/nuttx/pull/8826) arm: nrf53: add PWM support 
* [#8908](https://github.com/apache/nuttx/pull/8908) arm: nrf53: add RTC and tickless support 
* [#8722](https://github.com/apache/nuttx/pull/8722) arm: nrf53: add SoftDevice support for the net core 
* [#8806](https://github.com/apache/nuttx/pull/8806) arm: nrf53: add TIM support 
* [#8805](https://github.com/apache/nuttx/pull/8805) arm: nrf53: add UID support 
* [#8770](https://github.com/apache/nuttx/pull/8770) arm: nrf53: add more register definitions (ported from nrf52) and some cosmetics for nrf52 
* [#8710](https://github.com/apache/nuttx/pull/8710) arm: nrf53: initial support for net core boot 
* [#8765](https://github.com/apache/nuttx/pull/8765) arm: nrf53: initial support for rptun 
* [#8807](https://github.com/apache/nuttx/pull/8807) arm: nrf53: initialize PM 

* [#7869](https://github.com/apache/nuttx/pull/7869) arm: s32k1xx: Add DMA to the s32k1 serial 
* [#7961](https://github.com/apache/nuttx/pull/7961) arm: s32k1xx: Add config option to enable UART invert setting. 
* [#7866](https://github.com/apache/nuttx/pull/7866) arm: s32k1xx: automatically calculate size of periphclocks array 
* [#8058](https://github.com/apache/nuttx/pull/8058) arm: s32k1xx: avoid buffer overflow when CAN time is used for non-FD CAN. 
* [#7887](https://github.com/apache/nuttx/pull/7887) arm: s32k3xx: Clean up 
* [#7931](https://github.com/apache/nuttx/pull/7931) arm: s32k3xx: EDMA fix get count 
* [#7901](https://github.com/apache/nuttx/pull/7901) arm: s32k1xx: Fix S32K1XX PM which was broken by #7869 
* [#7879](https://github.com/apache/nuttx/pull/7879) arm: s32k1xx: FlexCAN don't use a blocking wait in tx avail 
* [#7888](https://github.com/apache/nuttx/pull/7888) arm: s32k1xx: LPSPI use DMA 
* [#7921](https://github.com/apache/nuttx/pull/7921) arm: s32k3xx: MR-CANHUBK3 Add protected knsh support 
* [#7958](https://github.com/apache/nuttx/pull/7958) arm: s32k3xx: PHY MII/MMD support and TJA1103 support 
* [#7967](https://github.com/apache/nuttx/pull/7967) arm: s32k3xx: Progmem dataflash with littlefs support 
* [#8005](https://github.com/apache/nuttx/pull/8005) arm: s32k3xx: Progmem fixes and size config 
* [#7932](https://github.com/apache/nuttx/pull/7932) arm: s32k3xx: Serial add DMA 
* [#8223](https://github.com/apache/nuttx/pull/8223) arm: s32k3xx: serial Do not use TC use TDRE & TIE Bug Fix 
* [#7930](https://github.com/apache/nuttx/pull/7930) arm: s32k1xx: serial: Fix selection of RTS to iflow 

* [#7907](https://github.com/apache/nuttx/pull/7907) arm: samv7: add ARCH_RAMVECTORS support 
* [#7894](https://github.com/apache/nuttx/pull/7894) arm: sama5: Add Flexcom SPI support 
* [#7940](https://github.com/apache/nuttx/pull/7940) arm: sama5: Add SAMA5D2 MCAN support 
* [#8655](https://github.com/apache/nuttx/pull/8655) arm: samv7: add support for ADC conversion triggering with PWM 
* [#8597](https://github.com/apache/nuttx/pull/8597) arm: samv7: add support for complementary PWM output 
* [#8484](https://github.com/apache/nuttx/pull/8484) arm: sama5: add support for flexcom twi 
* [#8689](https://github.com/apache/nuttx/pull/8689) arm: samv7: add support for PWM fault protection 
* [#8480](https://github.com/apache/nuttx/pull/8480) arm: sama5: Changes to allow board-specific SAMA5 DRP/OTG support 
* [#8724](https://github.com/apache/nuttx/pull/8724) arm: sam34: Copy I2C_M_NOSTART support from sam7v/sam_twihs.c driver 
* [#8141](https://github.com/apache/nuttx/pull/8141) arm: sama5: Ensure SFR CKTRIM register correctly set, SAMA5D2/D3 only 
* [#8488](https://github.com/apache/nuttx/pull/8488) arm: samv7: fix compilation error when only DAC1 is configured 
* [#8104](https://github.com/apache/nuttx/pull/8104) arm: sama5: fix dma support for SAMA5 flexspi driver 
* [#8237](https://github.com/apache/nuttx/pull/8237) arm: samv7: fix issue when AFEC1 driver failed to open second time 
* [#8565](https://github.com/apache/nuttx/pull/8565) arm: samv7: fix MCAN build error 
* [#8479](https://github.com/apache/nuttx/pull/8479) arm: sama5: Fix sam_udphs to allow RNDIS to work 
* [#8490](https://github.com/apache/nuttx/pull/8490) arm: sama5: Fixes to PR that enables SAMA5 OTG/DRP support 
* [#7904](https://github.com/apache/nuttx/pull/7904) arm: sama5: serial and flexcom serial corrections 
* [#8714](https://github.com/apache/nuttx/pull/8714) arm: samv7: raise input flow control warning only for serial drivers 
* [#8745](https://github.com/apache/nuttx/pull/8745) arm: samv7: switch from printing numbers as signed to unsigned in QSPI 
* [#7941](https://github.com/apache/nuttx/pull/7941) arm: samv7: Update SAMV7 sam_mcan.c 

* [#8570](https://github.com/apache/nuttx/pull/8570) arm: stm32: Add UART4 & UART5 to high density stm32f103 chips 
* [#8880](https://github.com/apache/nuttx/pull/8880) arm: stm32: Fixed stm32 rcc and tim 
* [#8882](https://github.com/apache/nuttx/pull/8882) arm: stm32: otgdev: remove invalid use of the priv field for EP 
* [#8060](https://github.com/apache/nuttx/pull/8060) arm: stm32: protect TX buffer during CAN error frame generation. 
* [#8040](https://github.com/apache/nuttx/pull/8040) arm: stm32: unified up_perf initialization 
* [#8220](https://github.com/apache/nuttx/pull/8220) arm: stm32: foc: move the warning in the right place - should be in stm32f7 
* [#8569](https://github.com/apache/nuttx/pull/8569) arm: stm32: stm32_eth: Fixed alignment of Ethernet descriptors & buffers. 
* [#8566](https://github.com/apache/nuttx/pull/8566) arm: stm32: stm32_eth: Enabled store-end-forward. 
* [#8548](https://github.com/apache/nuttx/pull/8548) arm: stm32: stm32_eth: Busy bit is cleared before accessing the MACMIIAR register. 
* [#8502](https://github.com/apache/nuttx/pull/8502) arm: stm32: stm32_sdio: Fix in SDIO clocking configuration. 
* [#8212](https://github.com/apache/nuttx/pull/8212) arm: stm32/stm32f7: add support for BEMF sensing 
* [#8069](https://github.com/apache/nuttx/pull/8069) arm: stm32/stm32f7: CANv1: protect TX buffer during CAN error frame generation 
* [#8547](https://github.com/apache/nuttx/pull/8547) arm: stm32f7: Remove CPU lock on HW fail 
* [#8699](https://github.com/apache/nuttx/pull/8699) arm: stm32f7: stm32_i2c.c: Driver cleanup 
* [#8303](https://github.com/apache/nuttx/pull/8303) arm: stm32f7: stm32_i2c.c: Round up stm32_i2c_toticks return v… 
* [#8219](https://github.com/apache/nuttx/pull/8219) arm: stm32h7: add lower half timer driver 
* [#8124](https://github.com/apache/nuttx/pull/8124) arm: stm32h7: add SMPS PWR option for STM32H7X7 
* [#8536](https://github.com/apache/nuttx/pull/8536) arm: stm32h7: socketcan extended filter fixes 
* [#8250](https://github.com/apache/nuttx/pull/8250) arm: stm32h7: Support socket CAN error handling. 
* [#8055](https://github.com/apache/nuttx/pull/8055) arm: stm32wb: add i2c driver 

* [#8304](https://github.com/apache/nuttx/pull/8304) arm: tiva: Added SocketCAN driver implementation to the tiva chip, modified the … 
* [#8465](https://github.com/apache/nuttx/pull/8465) arm: tiva: Fix inability to control serial CTS/RTS via termios 
* [#8362](https://github.com/apache/nuttx/pull/8362) arm: tiva: Remove dead store 
* [#8475](https://github.com/apache/nuttx/pull/8475) arm: tiva: Serial TIOCxBRK BSD-compatible BREAK support 
* [#8405](https://github.com/apache/nuttx/pull/8405) arm: tiva: Support termios for Tiva 
* [#8406](https://github.com/apache/nuttx/pull/8406) arm: tiva: serial: Allow changing CTS/RTS with termios 

* [#8322](https://github.com/apache/nuttx/pull/8322) arm: tlsr82: Minor fix for telink tls82 chip 
* [#8252](https://github.com/apache/nuttx/pull/8252) 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) 
* [#8009](https://github.com/apache/nuttx/pull/8009) arm64/a64: add driver for 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