Sony XCI-SX1 User Manual download pdf (Page 9)

XCI-SX1 SDK / SDK Technical Manual

CAN-2003-0961

cd /usr/src/linux

patch -p1 < [source]/CAN-2003-

0961.patch

Where:

[source] – location of the exploded patch

2.2 Kernel Configuration and Installation

2.2.1 Kernel Configuration

After applying the required patches to the kernel, it is time to set the

kernel configurations. Please make sure that the following

configurations are set before building the kernel.

Kernel Configurations

Kernel Features Remarks

ext3 file system

To enable journaling on an IDE device such as a

CF. A journalized file system is required in order

to protect the CF’s XIP partition during abrupt

hardware on/off events.

Minix file system Minix’s compact feature makes it ideal for read-

only and load-on-boot-time-only partitions

romfs

Also known as cramfs. It is ideal for storing run-

time, read-only data.

tmpfs

This dynamic ramdisk fs is used for storing

volatile data (such as contents of /tmp and the

like)

USB input device support Used for USB I/O

Video4Linux Used for the camera module

ATA/IDE Used to support IDE CF media

Network options’ UNIX

domain sockets

To allow network communication

RAM disk and initrd Used to allow an initrd image load and act as

the embedded environment’s main file system

Loop back device

Used as mount device for cramfs images

UNIX98 PTY,

Standard/Generic Serial,

and Virtual Terminal

supports

Used for serial console terminal requirements

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Sony XCI-SX1 User Manual Page 9

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