华恒家庭网关方案

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1 LINUX V1.5 1

2 2

3 1 2 LINUX WINDOWS PC VC LINUX WINDOWS LINUX 90% GUI LINUX C 3

4 REDHAT 9 LINUX PC TFTP/NFS minicom NFS mount C HHARM9-EDU 1 LINUX HHARM9-EDU 2 3 NFS mount LINUX insmod HHARM9-EDU 6 14GPIO/key AD/DA I2C HHARM9-EDU FLASH 4

5 Tips-- REDHAT 9 LINUX PC telnet/ncftp/tar(xzf/czf)/vi/grep/find/nfs/tftp LINUX (/bin/sbin/etc/home/dev/usr PATH< WINDOWS LINUX./ > LINUX ) LINUX HHARM2410 B LINUX ( drivers ) LINUX LINUX LINUX (drivers google ) ( serial.c framebuffer ) 5

6 Tips-- REDHAT LINUX PC GPRS/CDMA/PPP/ADSL USB SAMBA/VPN/SNMP REDHAT LINUX ARMLINUX REDHAT LINUX CPU manual LINUX LINUX MODULES LINUX 6

7 Redhat Linux PC IP HHARM IP

8 C 8

9 C 9

10 Makefile Makefile make EXEC = hello OBJS = hello1.o #hello2.o hello3.o LIBS += #-lcrypt -lm all: $(EXEC) $(EXEC) : $(OBJS) clean: #Note $(CC) $(CFLAGS) $(LDFLAGS) o $(EXEC) $(OBJS) $(LIBS) rm -f $(OBJS) $(EXEC) # hello1.c libcrypt.a libm.a hello1.c printf 10

11 NFS mount./hello minigui/qt/microwin GUI libxxx.so CGI : ( ) REDHAT LINUX PC mkdir /2410lib; gunzip ramdisk.image.gz mount o loop ramdisk.image /tmp cp f /tmp/lib/* /2410lib minicom mount o nolock :/2410lib /lib mount -o nolock :/ /mnt /mnt/treeview& # NFS mount IP PC PC UNIX 11

12 12

13 ARMLINUX uclinux MMU CPU < GPIO CPU > MEMORY ioremap GPIO S3C2410 GPIO_C6 1 0 (gpio_driv.c) (gpio_test.c) LINUX MODULES LINUX NFS mount 13

14 modules NFS mount insmod gpio_driv.o # LINUX module mknod /dev/gpiotest c /gpio_test 0:set,1:clear,2: quit : # IO 0 C6 3.3V 1 C6 0 14

15 MODULE #include <linux/fs.h> //FILE: gpio_driv.c #include <linux/iobuf.h> #include <linux/major.h> #include <linux/blkdev.h> #include <linux/capability.h> #include <linux/smp_lock.h> #include <asm/uaccess.h> #include <asm/hardware.h> #include <asm/arch/cpu_s3c2410.h> #include <asm/io.h> #include <linux/vmalloc.h> #define IOPORT_MAJOR 220 // mknod /dev/gpiotest c typedef char ioport_device_t; long port_addr; static ioport_device_t gpio_devices[257]; int gpio_open(struct inode *, struct file *); int gpio_release(struct inode *, struct file *); int gpio_ctl_ioctl(struct inode *, struct file *, unsigned int, unsigned long); 15

16 MODULE static struct file_operations gpio_ctl_fops = { }; ioctl: gpio_ctl_ioctl, open: gpio_open, release: gpio_release, // file_operations // open/read/write/close ioctl int init gpio_init(void) { } int i; // minicom // (chrdev) // gpiotest // open( /dev/gpiotest,xx) : mknod /dev/gpiotest c register_chrdev(ioport_major, "gpiotest", &gpio_ctl_fops); return 0; module_init(gpio_init); // insmod gpio_driv.o gpio_init // main module_exit(gpio_release); // rmmod gpio_driv 16

17 MODULE int gpio_open(struct inode *inode, struct file *filp) { int minor; minor = MINOR(inode->i_rdev); #if 0 // S3C2410 LINUX set_gpio_ctrl #endif (void *)(port_addr) = ioremap(0x ,0x8); *(volatile unsigned int *)(port_addr) =0x ; // open GPIO } set_gpio_ctrl(gpio_mode_out GPIO_C6); gpio_devices[minor]++; return 0; 17

18 MODULE int gpio_release(struct inode *inode, struct file *filp) { int minor; } minor = MINOR(inode->i_rdev); if (gpio_devices[minor]) return 0; gpio_devices[minor]--; int gpio_ctl_ioctl(struct inode *inode,struct file *flip,unsigned int command,unsigned long arg) { } int err = 0; int minor = MINOR(inode->i_rdev); switch (command) { case IOWRITE: write_gpio_bit(gpio_mode_out GPIO_C6,1); // 3.3V return 0; case IOCLEAR: } write_gpio_bit(gpio_mode_out GPIO_C6,0); // 0 return 0; return err; 18

19 MODULE Makefile! Makefile CC = /opt/host/armv4l/bin/armv4l-unknown-linux-gcc LD = /opt/host/armv4l/bin/armv4l-unknown-linux-ld CFLAGS = -D KERNEL -I/HHARM2410-R3/kernel/include/linux -I/HHARM2410-R3/kernel/include -Wall -Wstrict-prototypes -Wno-trigraphs - Os -mapcs -fno-strict-aliasing -fno-common -fno-common -pipe -mapcs-32 -march=armv4 -mtune=arm9tdmi -mshort-load-bytes -msoft-float -DKBUILD_BASENAME= gpio_driv -I/opt/host/armv4l/src/linux/include -DMODULE gpio_driv.o: gpio_driv.c $(CC) $(CFLAGS) -c $^ -o $@ cp gpio_driv.o / -f clean: -rm -f *.o 19

20 #include <stdio.h> //FILE: gpio_test.c #include <stdlib.h> #include <sys/ioctl.h> // #include <unistd.h> #define DEVICE_GPIOTEST "/dev/gpiotest" int main() { int fd; int val=-1; if((fd=open(device_ GPIOTEST,O_RDONLY O_NONBLOCK))<0)// { perror("can not open device"); exit(1); } while(1){ printf("0:set,1:clear,2: quit :"); scanf("%d",&val); if(val==0) ioctl(fd,iowrite,0); // else if(val==1) ioctl(fd,ioclear,0); // } } else if(val==2){ close(fd); 20

21 FLASH HHARM FAQ HHARM9 LINUX ramdisk hello ramdisk.image.gz mount -o loop ramdisk hello bin umount gzip ramdisk.image.gz hello REDHAT LINUX PC gunzip ramdisk.image.gz mkdir tmnt mount -o loop ramdisk.image tmnt cp -f busybox tmnt/bin umount tmnt gzip ramdisk.image cp -f ramdisk.image.gz /tftpboot ; HHARM FAQ 21

22 HHARM9-EDU < > ARM9+LINUX+WINCE HHARM FAQ HHARM2410 <PDF> ARM LINUX LINUX 22

market@hhcn.com : hharm-support@hhcn.com : http://bbs.hhcn.com/ http://www.hhcn.com/chinese/hharmfaq.

23 : hharm-support@hhcn.com : / /

static struct file_operations gpio_ctl_fops={ ioctl: gpio_ctl_ioctl, open : gpio_open, release: gpio_release, ; #defineled1_on() (GPBDAT &= ~0x1) #def

$static struct file_operations gpio_ctl_fops={ ioctl: gpio_ctl_ioctl, open : gpio_open, release: gpio_release, ; #defineled1_on() (GPBDAT &= ~0x1) #def$ Kaise s 2410 Board setting [1]. Device Driver Device Driver Linux s Kernel ARM s kernel s3c2410_kernel2.4.18_r1.1_change.tar.bz2 /usr/src (1) #cd /usr/src (2) #tar xfj s3c2410_kernel2.4.18_r1.1_change.tar.bz2