project:cfg:BoardConfig_IPC:overlay:Add a lightweight overlay for Buildroot.

Signed-off-by: luckfox-eng29 <eng29@luckfox.com>

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/init.d/S91smb

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+case $1 in
+	start)
+        echo "The smb initialization is skipped"
+		;;
+	*)
+        exit 1
+		;;
+esac

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/init.d/S99hciinit

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+check_hciconfig() {
+	if command -v hciattach &> /dev/null; then
+		if lsmod | grep -q "aic8800_fdrv"; then
+			hciattach -s 1500000 /dev/ttyS1 any 1500000 flow nosleep&
+			sleep 2
+			if hciconfig -a | grep -q "hci0"; then
+				hciconfig hci0 up&
+			else
+				echo "hci0 not found or not available."
+			fi
+      ifconfig wlan0 up && udhcpc -i wlan0  > /dev/null 2>&1
+		else
+			echo "aic8800_fdrv not found."
+		fi
+	fi
+}
+
+case $1 in
+	start)
+		check_hciconfig &
+		;;
+	*)
+		exit 1
+		;;
+esac
+

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/init.d/S99rtcinit

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+case $1 in
+start)
+	if [ "$(hwclock | grep "1969")" ]; then
+		echo "RTC time calibration"
+		date -s 2024-01-01
+		hwclock -w
+	else
+		echo "RTC does not require time calibration"
+	fi
+	;;
+*)
+	exit 1
+	;;
+esac

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/init.d/S99test

@@ -0,0 +1,13 @@
+#!/bin/sh
+[ -f /etc/profile.d/RkEnv.sh ] && source /etc/profile.d/RkEnv.sh
+case $1 in
+	start)
+		if [ -f /usr/bin/t ] ;then
+			chmod a+x /usr/bin/t
+			t &
+		fi
+		;;
+	*)
+		exit 1
+		;;
+esac

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/init.d/S99usb0config

@@ -0,0 +1,67 @@
+#!/bin/sh
+
+TARGET_IP="172.32.0.93"
+
+USB_KEYWORD="android_work: sent uevent USB_STATE="
+USB_MODE_PATH="/proc/device-tree/usbdrd/usb@ffb00000/dr_mode"
+
+MAX_RETRIES=10
+retries=0
+
+usb0_config() {
+	if [ "$(cat /proc/device-tree/usbdrd/usb@ffb00000/dr_mode)" == "peripheral" ]; then
+		current_ip=$(ifconfig usb0 | grep -o 'inet addr:[^ ]*' | awk -F ':' '{print $2}')
+		echo "current_ip = $current_ip"
+		echo "TARGET_IP = $TARGET_IP"
+
+		while [[ "$current_ip" != "$TARGET_IP" && $retries -lt $MAX_RETRIES ]]; do
+			sleep .5
+			echo "luckfox : set usb0 ip"
+			ifconfig usb0 "$TARGET_IP"
+			current_ip=$(ifconfig usb0 | grep -o 'inet addr:[^ ]*' | awk -F ':' '{print $2}')
+			echo $current_ip
+			retries=$((retries + 1))
+		done
+
+		if [[ "$current_ip" != "$TARGET_IP" ]]; then
+			echo "usb0 config error"
+		else
+			echo "usb0 config success"
+		fi
+	else
+		echo "usb0 is using host mode"
+	fi
+}
+
+usb_reset() {
+	while true; do
+		last_line=$(dmesg | grep "$USB_KEYWORD" | tail -n 1)
+
+		if [[ "$last_line" == *"DISCONNECTED"* ]]; then
+			echo "Detected USB DISCONNECTED."
+			/etc/init.d/S50usbdevice restart
+			usb0_config
+		#elif [[ "$last_line" == *"CONFIGURED"* ]]; then
+		#    echo "Detected CONFIGURED. No action required."
+		#else
+		#    echo "No relevant USB_STATE found."
+		fi
+
+		sleep 5
+	done
+}
+
+case $1 in
+start)
+	# check peripheral
+	usb_mode="$(cat $USB_MODE_PATH)"
+	if [ "$usb_mode" = "peripheral" ]; then
+		usb0_config
+		usb_reset &
+	fi
+	;;
+stop) ;;
+*)
+	exit 1
+	;;
+esac

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/inittab

@@ -0,0 +1,41 @@
+# /etc/inittab
+#
+# Copyright (C) 2001 Erik Andersen <andersen@codepoet.org>
+#
+# Note: BusyBox init doesn't support runlevels.  The runlevels field is
+# completely ignored by BusyBox init. If you want runlevels, use
+# sysvinit.
+#
+# Format for each entry: <id>:<runlevels>:<action>:<process>
+#
+# id        == tty to run on, or empty for /dev/console
+# runlevels == ignored
+# action    == one of sysinit, respawn, askfirst, wait, and once
+# process   == program to run
+
+# Startup the system
+::sysinit:/bin/mount -t proc proc /proc
+::sysinit:/bin/mount -o remount,rw /
+::sysinit:/bin/mkdir -p /dev/pts /dev/shm
+::sysinit:/bin/mount -a
+::sysinit:/bin/mkdir -p /run/lock/subsys
+::sysinit:/sbin/swapon -a
+null::sysinit:/bin/ln -sf /proc/self/fd /dev/fd
+null::sysinit:/bin/ln -sf /proc/self/fd/0 /dev/stdin
+null::sysinit:/bin/ln -sf /proc/self/fd/1 /dev/stdout
+null::sysinit:/bin/ln -sf /proc/self/fd/2 /dev/stderr
+::sysinit:/bin/hostname -F /etc/hostname
+# now run any rc scripts
+::sysinit:/etc/init.d/rcS
+
+# Put a getty on the serial port
+#console::respawn:/sbin/getty -L  console 0 vt100 # GENERIC_SERIAL
+console::respawn:-/bin/sh 
+
+# Stuff to do for the 3-finger salute
+#::ctrlaltdel:/sbin/reboot
+
+# Stuff to do before rebooting
+::shutdown:/etc/init.d/rcK
+::shutdown:/sbin/swapoff -a
+::shutdown:/bin/umount -a -r

project/cfg/BoardConfig_IPC/overlay/overlay-luckfox-buildroot-tiny/etc/profile

@@ -0,0 +1,24 @@
+export PATH="/bin:/sbin:/usr/bin:/usr/sbin"
+
+export EDITOR='/bin/vi'
+
+#export PS1='[\u@\h \W]# '
+if [ "$PS1" ]; then
+	if [ "`id -u`" -eq 0 ]; then
+		#export PS1='# '
+    export PS1='[\u@\h \W]# '
+	else
+		#export PS1='$ '
+    export PS1='[\u@\h \W]$ '
+	fi
+fi
+
+# Source configuration files from /etc/profile.d
+for i in /etc/profile.d/*.sh ; do
+        if [ -r "$i" ]; then
+                . $i
+        fi
+done
+unset i
+
+