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1 kernel configuration, Kernel configuration and installation, Kernel configuration – Sony XCI-SX1 User Manual

Page 9: 2 kernel configuration and installation

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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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