LinuxCon Japan 2010 Porting MeeGo to Other devices 20100927

Porting MeeGo to Other devices Mitsutaka Amano mamano@miraclelinux.com / @mitsutaka_amano MIRACLE LINUX CORPORATION

My bio ● Mitsutaka Amano (blog.mitsutaka.org) ● Moblin ● moblin 1.x –Contributed as a maintainer of Moblin Image Creator. ● moblin 2.x Localization – – Speaking at some events. ● MeeGo ● MeeGo v1.x – Released the Netbook Japanese edition(v1.0). – Porting to other devices. 09/27/10 2

Agenda ● About the MeeGo ● My activity for MeeGo ● Porting step by step ● Issues, In the future ● Misc. Demo 09/27/10 3

My activity for MeeGo ● How to port MeeGo to other devices ● Focused on Nexus One(Google, HTC) 09/27/10 4

About the MeeGo The new Linux distrobution, community Target smartphones, netbooks, In-Vehicle Infortainment, Connected TV, Media Phones Headed up by Intel, Maemo by Nokia 09/27/10 5

Difficulty ● Easy: Supported devices by MeeGo ● Normal: Unsupported Netbooks ● Hard: OMAP based platforms ● Harder: Smartphones ● Hardest: Unsupported architecture platforms 09/27/10 6

Step1: How to restore your devices ● Nexus One ● Unlock the bootloader via fastboot cmd. – $ fastboot oem unlock ● Copying files to mtdblock from PC via fastboot cmd. – $ fastboot flash userdata userdata.img – $ fastboot flash boot boot.img – $ fastboot flash system system.img – $ fastboot flash recovery recovery.img 09/27/10 7

Step2: Creating an image ● Boot from microSD ● mic2(0.17 or later). MeeGo Image Creator ●--format raw --arch armv7l ● Write a raw image to the microSD 09/27/10 8

Step2: Creating an image ● Android kernel 2.6.29 ● Change the firmware path to “/etc/firmware” ● Start with mahimahi_config ● Use bcm4329.ko as the wifi driver 09/27/10 9

Step3: Boot ● fastboot ● Load zImage to devices ● ./fastboot -c 'init=/sbin/init rootwait root=/dev/mmcblk0p1 rootfstype=ext3 rw' boot zImage Loading zImage.... Mounting rootfs from /dev/mmcblk0p1.... Executing /sbin/init... zImage fastboot 09/27/10 10

Step4: Display X Window and the Desktop ● Handset UX(Direct UI) ● xorg-x11-fbdev, (xorg-x11-evdev) ● mesa-dri-swrast-driver ● Portrait default is refered of aava ● /etc/meegotouch/devices.conf ● Software rendering (Too slow) 09/27/10 11

Step5: Merge to the MeeGo kernel ● Working now! ● Merge to MeeGo v1.1 ● Kernel 2.6.35 ● ARM MSM is no supported ● [GIT PULL] ARM MSM update for 2.6.35 ● No merge 09/27/10 12

Next step: Release ● microSD image and zImage ● Kickstart file ● MeeGo for NexusOne(MSMQSD) will released(Snapshots) 09/27/10 13

Issues, In the future ● Hardware acceleration support(EGL) ● Peripheral support(Sensors, Multi-touch, H/W buttons, Telephony stack) ● Complete replacement! ● Android => MeeGo :-) ● Boot from mtdblock partition ● Support any smartphones. HTC, SonyEricsson, etc 09/27/10 14

Misc. ● Android Debug Bridge(adb) ● /system/bin/sh -> /bin/bash ● http://wiki.meego.com/ARM/MSMQSD 09/27/10 15

URLs MeeGo official page: http://meego.com/ Technical notes, Wiki page: http://wiki.meego.com/ Bugzilla: http://bugzilla.meego.com/ Source code repository: http://meego.gitorious.org/ MeeGo Japanese site: http://meego.jp/ MeeGo Users Group: http://meego-users.jp/ 09/27/10 16

Demo 09/27/10 17

Q&A 09/27/10 18

Thank you! 09/27/10 19

http://meego-users.jp	58
http://www.meego-users.jp	45
http://blog.mitsutaka.org	14
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LinuxCon Japan 2010 Porting MeeGo to Other devices 20100927

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LinuxCon Japan 2010 Porting MeeGo to Other devices 20100927 Presentation Transcript