Solvline Eddy DK Ver 2.20 Manuel d'utilisateur télécharger pdf (Page 22)

Chapter 2. Getting Started

2.5.2 Eddy Flash Memory Map

Start address (size) Item Description

0x10000000 (4Kbyte) BootStrap

Initialize hardware and calls bootloader

from flash memory to the RAM and

execute the bootloader.

0x10002000 (112Kbyte) Bootloader

The Eddy boot loader is stored.

0x1001E000 (1.344Mbyte) Kernel

Lemonix OS kernel is stored.

0x1012E000 (2.56MByte) Filesystem

Various execution files are stored.

0x103AE000(64Kbyte)

0x103AE000(4.25Mbyte)

4MB: Configuration

8MB: Configuration

& User Memory

Information for system operating

environment is stored, and user can write

the user's data as remained size,

So user who use the 8M flash version can

used about 4MB flash memory.

2.5.3 Eddy directory structure

The Eddy file system consists of the following directories:

Name

Description

Access authority

/bin, /sbin,

/lib, /etc

Executables and system utilities Read & Write

/dev Device file Read & Write

/tmp

Tmp file system area of 15M bytes. The size of this

area is flexible; when application run by Eddy

requires more memory, this area can be reduced.

We recommend user to use this area for uploading

file through FTP.

Read & Write

/usr

Various program needed for the system and web

files

Read & Write

/flash

This is flash area which stores files that have to be

remained even if the power is reset, such as

environment setting. This area provides 64 KB

(4MB flash version) or 4.25MB(8MB flash

version)..

Read & Write

The Eddy’s entire folders are open for read & write. All loaded files are deleted after reboot except the data stored in

/flash.

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Solvline Eddy DK Ver 2.20 Manuel d'utilisateur Page 22

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