From c766190cf18c6c437ba3bf411077af6d7760e225 Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Wed, 26 Jul 2023 16:30:46 +0800
Subject: [PATCH] Add build driver support
---
kernel/drivers/user/Makefile | 37 ++++++++++++
.gitignore | 1
kernel/build.sh | 64 ++++++++++++++++++--
kernel/drivers/user/hello.c | 35 +++++++++++
4 files changed, 129 insertions(+), 8 deletions(-)
diff --git a/.gitignore b/.gitignore
index 625ce24..0de544e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
kirkstone/
langdale/
images/rootfs-*
+rtl8188fu/
diff --git a/kernel/build.sh b/kernel/build.sh
index 774d1f2..ed540c8 100755
--- a/kernel/build.sh
+++ b/kernel/build.sh
@@ -156,14 +156,64 @@
make ARCH=${ARCH} CROSS_COMPILE=${CROSS_COMPILE} -j ${JOBS}
}
-function build_driver()
+function build_driver_wifi()
{
- SRC=drivers
+ cd $PRJ_PATH/drivers
- pr_info "Start build linux drivers"
- cd $PRJ_PATH/${SRC}
+ if [[ $BOARD =~ 6ull ]] ; then
+ SRC=rtl8188fu
+
+ pr_info "Start build $SRC driver for $BOARD"
+
+ if [ ! -d $SRC ] ; then
+ if [ ! -s $TARBALL_PATH/$SRC.tar.xz ] ; then
+ pr_info "start fetch $SRC source code"
+ wget $URL/bsp/misc/$SRC.tar.xz -P $TARBALL_PATH
+ fi
+
+ do_unpack $TARBALL_PATH/$SRC.tar.xz
+ fi
+
+ cd $SRC
+
+ # Remove noisy debug print information
+ sed -i "s|^#define CONFIG_DEBUG|//#define CONFIG_DEBUG|g" include/autoconf.h
+ sed -i "/nolinked power/d" core/rtw_pwrctrl.c
+ sed -i "/request firmware/d" hal/rtl8188f/rtl8188f_hal_init.c
+
+ make KSRC=$KER_PATH M=$PWD -j ${JOBS}
+ make -C $KER_PATH M=$PWD modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
+
+ mkdir -p $INST_PATH/lib/firmware/rtlwifi/
+ cp firmware/rtl8188fufw.bin $INST_PATH/lib/firmware/rtlwifi/
+ fi
}
+function build_driver_user()
+{
+ cd $PRJ_PATH/drivers/user
+
+ pr_info "Start build user driver for $BOARD"
+ make -C $KER_PATH M=$PWD
+ make -C $KER_PATH M=$PWD modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
+}
+
+function install_drv_kernel()
+{
+ # Install linux kernel modules
+
+ cd $KER_PATH
+ make ARCH=${ARCH} CROSS_COMPILE=${CROSS_COMPILE} modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
+}
+
+function build_driver()
+{
+ install_drv_kernel
+
+ build_driver_user
+
+ build_driver_wifi
+}
function do_install()
{
@@ -191,9 +241,6 @@
set +x
fi
- # Install linux kernel modules
- make ARCH=${ARCH} CROSS_COMPILE=${CROSS_COMPILE} modules_install INSTALL_MOD_PATH=$INST_PATH INSTALL_MOD_STRIP=1
-
# List install information
pr_info "\nlinux kernel installed to '$INST_PATH'"
ls $INST_PATH && echo ""
@@ -207,7 +254,7 @@
do_install
- #build_driver
+ build_driver
}
function do_clean()
@@ -219,6 +266,7 @@
rm -rf $PRJ_PATH/$d
done
+ rm -rf drivers/rtl8188fu/
rm -rf $TARBALL_PATH
rm -rf $INST_PATH
}
diff --git a/kernel/drivers/user/Makefile b/kernel/drivers/user/Makefile
new file mode 100644
index 0000000..3b236cf
--- /dev/null
+++ b/kernel/drivers/user/Makefile
@@ -0,0 +1,37 @@
+#*********************************************************************************
+# Copyright: (C) 2021 LingYun IoT System Studio
+# All rights reserved.
+#
+# Filename: Makefile
+# Description: This Makefile used to compile all the drivers here
+#
+# Version: 1.0.0(18/12/2021~)
+# Author: Guo Wenxue <guowenxue@gmail.com>
+# ChangeLog: 1, Release initial version on "18/12/2021 01:29:33 PM"
+#
+#********************************************************************************/
+
+LINUX_SRC ?= ${shell pwd}/../../linux-imx/
+INST_PATH ?= ${shell pwd}/../../install
+
+EXTRA_INSTPATH=/tftp
+
+PWD := $(shell pwd)
+
+obj-m += hello.o
+
+modules:
+ @echo ${LINUX_SRC}
+ @make -C $(LINUX_SRC) M=$(PWD) modules
+ @make -C $(LINUX_SRC) M=$(PWD) modules_install INSTALL_MOD_PATH=${INST_PATH} INSTALL_MOD_STRIP=1
+ @make clear
+
+install:
+ cp -af *.ko ${EXTRA_INSTPATH}
+
+clear:
+ @rm -f *.o *.mod* .*.cmd *.symvers *.order
+
+clean: clear
+ @rm -f *.ko
+
diff --git a/kernel/drivers/user/hello.c b/kernel/drivers/user/hello.c
new file mode 100644
index 0000000..49acb63
--- /dev/null
+++ b/kernel/drivers/user/hello.c
@@ -0,0 +1,35 @@
+/*********************************************************************************
+ * Copyright: (C) 2021 LingYun IoT System Studio <www.weike-iot.com>
+ * All rights reserved.
+ *
+ * Filename: hello.c
+ * Description: This file is the linux kernel sample hello module
+ *
+ * Version: 1.0.0(18/12/2021~)
+ * Author: Guo Wenxue <guowenxue@gmail.com>
+ * ChangeLog: 1, Release initial version on "18/12/2021 10:50:26 AM"
+ *
+ ********************************************************************************/
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+
+static __init int hello_init(void)
+{
+ printk(KERN_ALERT "Hello, LingYun IoT System Studio!\n");
+ return 0;
+}
+
+static __exit void hello_exit(void)
+{
+ printk(KERN_ALERT "Goodbye, I have found a good job!\n");
+}
+
+module_init(hello_init);
+module_exit(hello_exit);
+
+MODULE_AUTHOR("GuoWenxue <guowenxue@gmail.com>");
+MODULE_DESCRIPTION("Linux Kernel hello module");
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_INFO(intree, "Y");
--
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