S3C6410板子移植 Android2.2

#-------------- . APK ---------------
LOCAL_PATH := $(call my-dir)
LOCAL_SRC_FILES := $(call all-subdir-java-files)
LOCAL_PACKAGE_NAME := TestEvent LOCAL_JAVA_LIBRARIES := cat
# in AndroidManifest.xml
# <application android:label="@string/app_name" android:icon="@drawable/icon">
# <uses-library android:name="cat" />
# <activity android:name="TestEvent" LOCAL_STATIC_JAVA_LIBRARIES := include $(BUILD_PACKAGE) #-------------- . static JAR --------
LOCAL_PATH := $(call my-dir)
LOCAL_SRC_FILES := $(call all-java-files-under, src)
LOCAL_MODULE := dog LOCAL_JAVA_LIBRARIES :=
LOCAL_STATIC_JAVA_LIBRARIES := include $(BUILD_STATIC_JAVA_LIBRARY) #-------------- . shared JAR ----------
LOCAL_PATH := $(call my-dir)
LOCAL_SRC_FILES := $(call all-java-files-under, src)
LOCAL_MODULE := dog LOCAL_JAVA_LIBRARIES :=
LOCAL_STATIC_JAVA_LIBRARIES :=
# in system/etc/permissions/platform.xml
# <library name="cat"
# file="/system/framework/cat.jar"/> include $(BUILD_JAVA_LIBRARY) #-------------- . static c library -------
LOCAL_PATH := $(call my-dir) LOCAL_SRC_FILES := test-jni.c
LOCAL_MODULE := libtest-jni LOCAL_SHARED_LIBRARIES := libc
LOCAL_STATIC_LIBRARIES := include $(BUILD_STATIC_LIBRARY) #-------------- . shared c library -------
LOCAL_PATH := $(call my-dir) LOCAL_SRC_FILES := test-jni.c
LOCAL_MODULE := libtest-jni
LOCAL_PRELINK_MODULE := false LOCAL_SHARED_LIBRARIES := libc
LOCAL_STATIC_LIBRARIES := include $(BUILD_SHARED_LIBRARY) #-------------- . exectutable ---------------
LOCAL_PATH := $(call my-dir) LOCAL_SRC_FILES := test.c
LOCAL_MODULE := test
LOCAL_SHARED_LIBRARIES := libc
LOCAL_STATIC_LIBRARIES := include $(BUILD_EXECUTABLE)

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:layout_width="fill_parent"
android:layout_height="80dp"
android:id="@+id/txt"
android:textSize="30dp"
/>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="horizontal"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<Button
android:layout_width="60px"
android:layout_height="40px"
android:layout_weight=""
android:id="@+id/but_on"
/>
<Button
android:layout_width="60px"
android:layout_height="40px"
android:layout_weight=""
android:id="@+id/but_off"
/>
</LinearLayout>
</LinearLayout>

package bunfly.pratice; import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
import android.widget.Button;
import android.view.View.OnClickListener;
import android.view.View;
import com.device.led; public class Bunfly extends Activity
{
TextView txt;
Button but_on, but_off;
OnClickListener listener; //监听 /** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
txt = (TextView)findViewById(R.id.txt);
but_on =(Button)findViewById(R.id.but_on);
but_off = (Button)findViewById(R.id.but_off);
txt.setText("Please Click Button");
but_on.setText("ON");
but_off.setText("OFF"); listener = new OnClickListener() {
public void onClick(View v) {
led l;
String str;
l = new led();
if(v == but_on) {
str = l.jar_led_on(); //调用jar中的jar_led_on()
txt.setText(str);
//txt.setText(String.valueOf(ret));
}else if (v == but_off) {
str = l.jar_led_off();////调用jar中的jar_led_off()
txt.setText(str);
//txt.setText(String.valueOf(ret));
}
}
};
but_on.setOnClickListener(listener);//设置监听
but_off.setOnClickListener(listener); }
}

package com.device; public class led {
native String on();
native String off(); static {
System.loadLibrary("s3c6410_led");
} public String jar_led_on() {
return on();
} public String jar_led_off() {
return off();
}
};

#include <jni.h>
#include <fcntl.h>
#include <stdio.h>
#include <sys/ioctl.h>
#include <string.h> #define LED_ON (('Z' << 24) | 1)
#define LED_OFF (('Z' << 24) | 2) jstring Java_com_device_led_on(JNIEnv *env,
jobject thiz)
{
int fd = open("/dev/s3c6410_led", O_RDWR); //打开led设备文件
if(fd < ) {
return (*env)->NewStringUTF(env, "open failed");
}
ioctl(fd, LED_ON); //控制led
close(fd);
return (*env)->NewStringUTF(env, "led on"); //返回给jar
} jstring Java_com_device_led_off(JNIEnv *env,
jobject thiz)
{
int fd = open("/dev/s3c6410_led", O_RDWR);
if(fd < ) {
return (*env)->NewStringUTF(env, "open failed");
}
ioctl(fd, LED_OFF);
close(fd);
return (*env)->NewStringUTF(env, "led off");
}

#include <linux/init.h>
#include <linux/module.h>
#include <linux/io.h>
#include <linux/platform_device.h>
#include <linux/device.h>
#include <linux/miscdevice.h>
#include <linux/fs.h>
#include <linux/cdev.h> MODULE_LICENSE("GPL");
MODULE_AUTHOR("bunfly"); struct led_class {
char *name;
unsigned long phys;
unsigned long gpio_virt;
unsigned *gpmcon, *gpmdat;
void (*led_on)(struct led_class *);
void (*led_off)(struct led_class *);
}; int led_probe(struct platform_device *led_dev);
int led_remove(struct platform_device *led_dev);
int led_ioctl(struct inode *no, struct file *fp, unsigned int cmd, unsigned long arg);
int led_open(struct inode *no, struct file *fp);
int led_release(struct inode *no, struct file *fp);
void led_dev_release(struct device *dev); //led_on
void s3c6410_led_on(struct led_class *l)
{
*(l->gpmcon) &= ~0xffff;
*(l->gpmcon) |= 0x1;
*(l->gpmdat) = 0x0;
} //led_off
void s3c6410_led_off(struct led_class *l)
{
*(l->gpmcon) &= ~0xffff;
*(l->gpmcon) |= 0x1;
*(l->gpmdat) = 0x1; } void init_led_class(struct led_class *l)
{
l->name = "s3c6410_led"; //设备文件名
l->phys = 0x7f008000;
l->gpio_virt = ioremap(l->phys, SZ_4K); //将物理地址映射为虚拟地址，以4k对齐
l->gpmcon = l->gpio_virt + 0x820;
l->gpmdat = l->gpio_virt + 0x824;
l->led_on = s3c6410_led_on;
l->led_off = s3c6410_led_off;
} struct led_class s3c6410_led;
int led_open(struct inode *no, struct file *fp)
{
return ;
} int led_release(struct inode *no, struct file *fp)
{
return ;
} int led_ioctl(struct inode *no, struct file *fp, unsigned int cmd, unsigned long arg)
{
int ret = ;
#define LED_ON (('Z' << 24) | 1)
#define LED_OFF (('Z' << 24) | 2) switch(cmd) {
case LED_ON:
s3c6410_led.led_on(&s3c6410_led);
break;
case LED_OFF:
s3c6410_led.led_off(&s3c6410_led);
break;
} return ret;
} void destroy_led_class(struct led_class *l)
{
iounmap(l->gpio_virt); //取消映射
} /*初始化file_operations*/
struct file_operations led_ops = {
.open = led_open,
.ioctl = led_ioctl,
.release = led_release,
}; /*将s3c6410_led注册到misc类下*/
struct miscdevice led_misc = {
.minor = ,
.name = "s3c6410_led",
.fops = &led_ops, //关联fangfa
}; int led_probe(struct platform_device *led_dev)
{
int ret = ;
init_led_class(&s3c6410_led);
ret = misc_register(&led_misc);//注销led
if(ret < ) {
printk("misc_register device failed");
} return ret;
} int led_remove(struct platform_device *led_dev)
{
misc_deregister(&led_misc);
destroy_led_class(&s3c6410_led); return ;
} void led_dev_release(struct device *dev)
{
printk("device release\n");
} struct platform_device led_dev = { //在platform总线上注册名为led的设备
.name = "led",
.id = ,
.dev = {
.release = led_dev_release,
},
}; struct platform_driver led_drv = {//在platform总线上注册名为led的设备驱动
.driver = {
.name = "led",
},
.probe = led_probe,
.remove = led_remove,
}; int bunfly_init()
{
int ret = ;
printk("bunfly_init");
platform_device_register(&led_dev);//注册设备
platform_driver_register(&led_drv);//注册设备驱动 return ret;
} void bunfly_exit()
{
s3c6410_led.led_off(&s3c6410_led);
platform_device_unregister(&led_dev);//注销设备
platform_driver_unregister(&led_drv);//注销设备驱动
} module_init(bunfly_init);
module_exit(bunfly_exit);

#include <stdio.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/types.h> int main(int argc, char **argv)
{
#define LED_ON (('Z' << 24) | 1)
#define LED_OFF (('Z' << 24) | 2)
int fd;
fd = open("/dev/s3c6410_led", O_RDWR); //打开设备文件
ioctl(fd, LED_ON); //用ioctl控制灯
close(fd); //关闭文件 return ;
}