Linux
Linux Linux
Linux BSP
BSPBSP
BSP v1.
v1. v1.
v1.2
22
2.
..
.0
00
0 Evaluation
Evaluation Evaluation
Evaluation Guide
Guide Guide
Guide
iv
Table of Contents
1.
1.1.
1.
Introduction
IntroductionIntroduction
Introduction ................................
................................................................
................................................................
................................................................
................................................................
................................................................
..........................................
....................
.......... 1
11
1
1.1.
Overview........................................................................................................ 1
1.2.
Package content............................................................................................ 1
2.
2.2.
2.
Setup Environment
Setup EnvironmentSetup Environment
Setup Environment................................
................................................................
................................................................
................................................................
...............................................................
..............................................................
............................... 2
22
2
2.1.
System requirement..................................................................................... 2
3.
3.3.
3.
Making System Booting Media
Making System Booting MediaMaking System Booting Media
Making System Booting Media................................
................................................................
................................................................
................................................................
............................................
........................
............ 3
33
3
3.1.
Set booting media........................................................................................ 3
3.1.1.
Prepare Debian 7 fi e system................................................................ 3
3.1.2.
Boot from eMMC..................................................................................... 3
3.1.3.
Boot from SD card.................................................................................. 4
3.1.3.1.
Update uboot parameters .......................................................... 4
3.1.3.2.
Format the SD card ...................................................................... 6
3.1.3.3.
Insta the kerne and root fi esystem to SD card ................. 6
3.1.3.4.
Down oad the fu y Debian7 fi e system................................ 7
3.2.
Insta the graphics and mu timedia package ...................................... 10
3.2.1.
Prerequisites ........................................................................................... 10
3.2.2.
Insta the graphics driver package ................................................... 10
3.2.3.
Insta the Mu timedia package.......................................................... 11
4.
4.4.
4.
Functionality
FunctionalityFunctionality
Functionality................................
................................................................
................................................................
................................................................
................................................................
................................................................
........................................
................
........ 13
1313
13
4.1.
Light HDMI monitor ................................................................................... 13
4.2.
Switch HDMI mode by xrandr too ....................................................... 15
4.3.
Change the Co or Depth/bpp. ................................................................ 16
4.4.
Mu timedia oca p ayback ...................................................................... 16
4.5.
Audio adjustment....................................................................................... 16
4.6.
GPIO contro ............................................................................................... 19
4.6.1.
GPIO hardware design......................................................................... 19
4.6.2.
devmem2 uti ity..................................................................................... 20
