[state-Embedded notes] [014] [Mini2440 Install Linux]

Boot installation Steps

Related introduction:

Development Board Software Composition: Bootloader, embedded operating system, embedded file system

Jtag interface is often used to program flash and other devices, the common JTAG download line has the same port and USB interface two

Hardware connection:

1.Flash selector switch dial to nor flash boot

2. Connect the Jlink with the Development Board

3. Open the Development Board power supply

Software Installation:

1. Installing the Jlink Drive

2. Connecting the Development Board

J-flash->file->open Project->2440.jflash->target->connect

3. Download the secondary installer

Flie->open->superboot2440.bin->target->erase Chip->target->program

4. Test whether the installation is successful

Power off, unplug jtag-> connection serial

Linux installation steps

Related introduction:

1.Bootloader: Start the operating system

2.Linux kernel

3. File system: Applications and files

Hardware connection:

1. Connect the Development Board power cord. and close the Development Board power switch

2.Flash selector switch for NOR flash

3. The serial cable is connected to the PC

4.USB Download cable already connected to PC

Software Installation:

1. Install USB drive

Insmod Usb_dnw.ko Mounting Driver

Lsmod View Driver

2. Install the Linux system

1.SecureCRT

2.format NAND Flash for Linux (formatted NAND flahs)

3.download Vivi (Install bootloader)

./DNW Vboot.bin 30000000

Download bootloader to memory, then install the helper program to install Bootloader from memory to NAND flash, memory address 0x30000000

4.download Linux kernel (install kernel)

./DNW Zimage_td35 30000000

5.donwload root_yaffs Image (Installation file system)

./DNW rootfs_qtopia_qt4.img 30000000

[state-Embedded notes] [014] [Mini2440 Install Linux]