From bdc4a8a27a5e4d9f278d0e93717e43bdd4ab02f0 Mon Sep 17 00:00:00 2001
From: carbon <carbon@milkv.io>
Date: Fri, 21 Jun 2024 18:34:15 +0800
Subject: [PATCH] enable usb rndis

Signed-off-by: carbon <carbon@milkv.io>
---
 .../br_overlay/common/etc/init.d/S99user      |  4 ++
 .../rootfs_overlay/common/mnt/system/usb.sh   |  1 +
 .../overlay/mnt/system/usb-rndis.sh           | 14 +++++++
 .../overlay/mnt/system/usb-rndis.sh           | 14 +++++++
 .../overlay/mnt/system/usb-rndis.sh           | 39 +++++++++++++++++++
 .../overlay/mnt/system/usb-rndis.sh           | 39 +++++++++++++++++++
 6 files changed, 111 insertions(+)
 create mode 120000 device/generic/rootfs_overlay/common/mnt/system/usb.sh
 create mode 100755 device/milkv-duo256m-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
 create mode 100755 device/milkv-duo256m-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh
 create mode 100755 device/milkv-duos-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
 create mode 100755 device/milkv-duos-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh

diff --git a/device/generic/br_overlay/common/etc/init.d/S99user b/device/generic/br_overlay/common/etc/init.d/S99user
index 597781bc8..c6fd6e174 100755
--- a/device/generic/br_overlay/common/etc/init.d/S99user
+++ b/device/generic/br_overlay/common/etc/init.d/S99user
@@ -23,6 +23,10 @@ case "$1" in
                 . $SYSTEMPATH/blink.sh &
         fi
 
+        if [ -f $SYSTEMPATH/usb.sh ]; then
+                . $SYSTEMPATH/usb.sh &
+        fi
+
         if [ -f $USERDATAPATH/auto.sh ]; then
                 usleep 30000
                 . $USERDATAPATH/auto.sh &
diff --git a/device/generic/rootfs_overlay/common/mnt/system/usb.sh b/device/generic/rootfs_overlay/common/mnt/system/usb.sh
new file mode 120000
index 000000000..3827f5be8
--- /dev/null
+++ b/device/generic/rootfs_overlay/common/mnt/system/usb.sh
@@ -0,0 +1 @@
+usb-rndis.sh
\ No newline at end of file
diff --git a/device/milkv-duo256m-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh b/device/milkv-duo256m-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
new file mode 100755
index 000000000..e0f132b3a
--- /dev/null
+++ b/device/milkv-duo256m-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+
+/etc/uhubon.sh device >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh probe rndis >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh start rndis >> /tmp/rndis.log 2>&1
+
+sleep 0.5
+ifconfig usb0 192.168.42.1
+
+count=`ps | grep dnsmasq | grep -v grep | wc -l`
+if [ ${count} -lt 1 ] ;then
+  echo "/etc/init.d/S80dnsmasq start" >> /tmp/rndis.log 2>&1
+  /etc/init.d/S80dnsmasq start >> /tmp/rndis.log 2>&1
+fi
diff --git a/device/milkv-duo256m-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh b/device/milkv-duo256m-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh
new file mode 100755
index 000000000..e0f132b3a
--- /dev/null
+++ b/device/milkv-duo256m-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh
@@ -0,0 +1,14 @@
+#!/bin/sh
+
+/etc/uhubon.sh device >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh probe rndis >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh start rndis >> /tmp/rndis.log 2>&1
+
+sleep 0.5
+ifconfig usb0 192.168.42.1
+
+count=`ps | grep dnsmasq | grep -v grep | wc -l`
+if [ ${count} -lt 1 ] ;then
+  echo "/etc/init.d/S80dnsmasq start" >> /tmp/rndis.log 2>&1
+  /etc/init.d/S80dnsmasq start >> /tmp/rndis.log 2>&1
+fi
diff --git a/device/milkv-duos-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh b/device/milkv-duos-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
new file mode 100755
index 000000000..06e1924d0
--- /dev/null
+++ b/device/milkv-duos-glibc-arm64-sd/overlay/mnt/system/usb-rndis.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+
+usb_en=453
+usb_select=510
+
+function set_gpio()
+{
+	local gpio_num=$1
+	local gpio_val=$2
+	local gpio_path="/sys/class/gpio/gpio${gpio_num}"
+
+	if test -d ${gpio_path}; then
+		echo "GPIO ${gpio_num} already exported" >> /tmp/rndis.log 2>&1
+	else
+		echo ${gpio_num} > /sys/class/gpio/export
+	fi
+
+	echo out > ${gpio_path}/direction
+	sleep 0.1
+	echo ${gpio_val} > ${gpio_path}/value
+}
+
+set_gpio ${usb_en} 0
+sleep 0.5
+set_gpio ${usb_select} 0
+sleep 0.5
+
+/etc/uhubon.sh device >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh probe rndis >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh start rndis >> /tmp/rndis.log 2>&1
+
+sleep 0.5
+ifconfig usb0 192.168.42.1
+
+count=`ps | grep dnsmasq | grep -v grep | wc -l`
+if [ ${count} -lt 1 ] ;then
+  echo "/etc/init.d/S80dnsmasq start" >> /tmp/rndis.log 2>&1
+  /etc/init.d/S80dnsmasq start >> /tmp/rndis.log 2>&1
+fi
diff --git a/device/milkv-duos-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh b/device/milkv-duos-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh
new file mode 100755
index 000000000..06e1924d0
--- /dev/null
+++ b/device/milkv-duos-musl-riscv64-sd/overlay/mnt/system/usb-rndis.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+
+usb_en=453
+usb_select=510
+
+function set_gpio()
+{
+	local gpio_num=$1
+	local gpio_val=$2
+	local gpio_path="/sys/class/gpio/gpio${gpio_num}"
+
+	if test -d ${gpio_path}; then
+		echo "GPIO ${gpio_num} already exported" >> /tmp/rndis.log 2>&1
+	else
+		echo ${gpio_num} > /sys/class/gpio/export
+	fi
+
+	echo out > ${gpio_path}/direction
+	sleep 0.1
+	echo ${gpio_val} > ${gpio_path}/value
+}
+
+set_gpio ${usb_en} 0
+sleep 0.5
+set_gpio ${usb_select} 0
+sleep 0.5
+
+/etc/uhubon.sh device >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh probe rndis >> /tmp/rndis.log 2>&1
+/etc/run_usb.sh start rndis >> /tmp/rndis.log 2>&1
+
+sleep 0.5
+ifconfig usb0 192.168.42.1
+
+count=`ps | grep dnsmasq | grep -v grep | wc -l`
+if [ ${count} -lt 1 ] ;then
+  echo "/etc/init.d/S80dnsmasq start" >> /tmp/rndis.log 2>&1
+  /etc/init.d/S80dnsmasq start >> /tmp/rndis.log 2>&1
+fi