diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/gpio/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/gpio/defconfig
index 2422d87f8a8..319b708311d 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/gpio/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/gpio/defconfig
@@ -30,14 +30,19 @@ CONFIG_DEBUG_SYMBOLS=y
 CONFIG_DEV_GPIO=y
 CONFIG_ESP32S3_GPIO_IRQ=y
 CONFIG_ESP32S3_USBSERIAL=y
+CONFIG_ETC_ROMFS=y
 CONFIG_EXAMPLES_GPIO=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_INIT_ENTRYPOINT="init_main"
+CONFIG_INIT_STACKSIZE=8192
 CONFIG_INPUT=y
 CONFIG_INPUT_BUTTONS=y
 CONFIG_INPUT_BUTTONS_LOWER=y
 CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -46,9 +51,13 @@ CONFIG_PREALLOC_TIMERS=4
 CONFIG_RAM_SIZE=114688
 CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/i2c/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/i2c/defconfig
index be9f03925eb..e439cdd6fa1 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/i2c/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/i2c/defconfig
@@ -30,12 +30,16 @@ CONFIG_ESP32S3_I2C0=y
 CONFIG_ESP32S3_I2C0_SCLPIN=5
 CONFIG_ESP32S3_I2C0_SDAPIN=4
 CONFIG_ESP32S3_USBSERIAL=y
+CONFIG_ETC_ROMFS=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_I2C_RESET=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
-CONFIG_INIT_STACKSIZE=3072
+CONFIG_INIT_ENTRYPOINT="init_main"
+CONFIG_INIT_STACKSIZE=8192
 CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -44,6 +48,8 @@ CONFIG_PREALLOC_TIMERS=4
 CONFIG_RAM_SIZE=114688
 CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
@@ -51,3 +57,5 @@ CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_I2CTOOL=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/lcd/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/lcd/defconfig
index 30c9b29dbcd..22f0baa99d7 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/lcd/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/lcd/defconfig
@@ -33,17 +33,21 @@ CONFIG_ESP32S3_SPI2_CSPIN=44
 CONFIG_ESP32S3_SPI2_MISOPIN=1
 CONFIG_ESP32S3_SPI2_MOSIPIN=47
 CONFIG_ESP32S3_USBSERIAL=y
+CONFIG_ETC_ROMFS=y
 CONFIG_EXAMPLES_FB=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
-CONFIG_INIT_STACKSIZE=3072
+CONFIG_INIT_ENTRYPOINT="init_main"
+CONFIG_INIT_STACKSIZE=8192
 CONFIG_INTELHEX_BINARY=y
 CONFIG_LCD_FRAMEBUFFER=y
 CONFIG_LCD_PORTRAIT=y
 CONFIG_LCD_ST7789_BGR=y
 CONFIG_LCD_ST7789_FREQUENCY=40000000
 CONFIG_LCD_ST7789_YRES=240
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -52,11 +56,15 @@ CONFIG_PREALLOC_TIMERS=4
 CONFIG_RAM_SIZE=114688
 CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
 CONFIG_VIDEO=y
 CONFIG_VIDEO_FB=y
diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/nsh/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/nsh/defconfig
index 15fe107378d..ba164be0157 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/nsh/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/nsh/defconfig
@@ -27,11 +27,15 @@ CONFIG_DEBUG_FULLOPT=y
 CONFIG_DEBUG_SYMBOLS=y
 CONFIG_ESP32S3_GPIO_IRQ=y
 CONFIG_ESP32S3_USBSERIAL=y
+CONFIG_ETC_ROMFS=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
-CONFIG_INIT_STACKSIZE=3072
+CONFIG_INIT_ENTRYPOINT="init_main"
+CONFIG_INIT_STACKSIZE=8192
 CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -40,9 +44,13 @@ CONFIG_PREALLOC_TIMERS=4
 CONFIG_RAM_SIZE=114688
 CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/usbnsh/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/usbnsh/defconfig
index bc7122c69c5..d0c0648fbdd 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/usbnsh/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/usbnsh/defconfig
@@ -32,11 +32,15 @@ CONFIG_DEBUG_SYMBOLS=y
 CONFIG_ESP32S3_GPIO_IRQ=y
 CONFIG_ESP32S3_OTG=y
 CONFIG_ESP32S3_UART0=y
+CONFIG_ETC_ROMFS=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
-CONFIG_INIT_STACKSIZE=4096
+CONFIG_INIT_ENTRYPOINT="init_main"
+CONFIG_INIT_STACKSIZE=8192
 CONFIG_INTELHEX_BINARY=y
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_NSH_BUILTIN_APPS=y
 CONFIG_NSH_FILEIOSIZE=512
@@ -45,9 +49,13 @@ CONFIG_PREALLOC_TIMERS=4
 CONFIG_RAM_SIZE=114688
 CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_START_DAY=6
 CONFIG_START_MONTH=12
 CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
diff --git a/boards/xtensa/esp32s3/esp32s3-eye/configs/wifi/defconfig b/boards/xtensa/esp32s3/esp32s3-eye/configs/wifi/defconfig
index dcc98d90f2c..e5bfba5a7b2 100644
--- a/boards/xtensa/esp32s3/esp32s3-eye/configs/wifi/defconfig
+++ b/boards/xtensa/esp32s3/esp32s3-eye/configs/wifi/defconfig
@@ -32,16 +32,20 @@ CONFIG_ESP32S3_SPIRAM=y
 CONFIG_ESP32S3_SPIRAM_MODE_OCT=y
 CONFIG_ESP32S3_USBSERIAL=y
 CONFIG_ESPRESSIF_WIFI=y
+CONFIG_ETC_ROMFS=y
 CONFIG_EXAMPLES_RANDOM=y
+CONFIG_EXPERIMENTAL=y
 CONFIG_FS_PROCFS=y
+CONFIG_FS_ROMFS=y
 CONFIG_IDLETHREAD_STACKSIZE=3072
-CONFIG_INIT_ENTRYPOINT="nsh_main"
+CONFIG_INIT_ENTRYPOINT="init_main"
 CONFIG_INIT_STACKSIZE=8192
 CONFIG_INTELHEX_BINARY=y
 CONFIG_IOB_BUFSIZE=400
 CONFIG_IOB_NBUFFERS=100
 CONFIG_IOB_NCHAINS=32
 CONFIG_IOB_THROTTLE=40
+CONFIG_LIBC_EXECFUNCS=y
 CONFIG_LINE_MAX=64
 CONFIG_MM_REGIONS=2
 CONFIG_NAME_MAX=48
@@ -70,6 +74,8 @@ CONFIG_RAM_START=0x20000000
 CONFIG_RR_INTERVAL=200
 CONFIG_RTC=y
 CONFIG_RTC_DRIVER=y
+CONFIG_SCHED_CHILD_STATUS=y
+CONFIG_SCHED_HAVE_PARENT=y
 CONFIG_SCHED_LPWORK=y
 CONFIG_SCHED_WAITPID=y
 CONFIG_SIG_DEFAULT=y
@@ -81,6 +87,8 @@ CONFIG_START_YEAR=2011
 CONFIG_SYSLOG_BUFFER=y
 CONFIG_SYSTEM_DHCPC_RENEW=y
 CONFIG_SYSTEM_NSH=y
+CONFIG_SYSTEM_NSH_STACKSIZE=8192
+CONFIG_SYSTEM_NXINIT=y
 CONFIG_SYSTEM_PING=y
 CONFIG_TIMER=y
 CONFIG_TLS_TASK_NELEM=4