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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

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LinuxCon Japan 2010 Porting MeeGo to Other devices 20100927

  • 1. Porting MeeGo to Other devices Mitsutaka Amano mamano@miraclelinux.com / @mitsutaka_amano MIRACLE LINUX CORPORATION
  • 2. 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
  • 3. Agenda ● About the MeeGo ● My activity for MeeGo ● Porting step by step ● Issues, In the future ● Misc. Demo 09/27/10 3
  • 4. My activity for MeeGo ● How to port MeeGo to other devices ● Focused on Nexus One(Google, HTC) 09/27/10 4
  • 5. 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
  • 6. Difficulty ● Easy: Supported devices by MeeGo ● Normal: Unsupported Netbooks ● Hard: OMAP based platforms ● Harder: Smartphones ● Hardest: Unsupported architecture platforms 09/27/10 6
  • 7. 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
  • 8. 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
  • 9. 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
  • 10. 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
  • 11. 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
  • 12. 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
  • 13. Next step: Release ● microSD image and zImage ● Kickstart file ● MeeGo for NexusOne(MSMQSD) will released(Snapshots) 09/27/10 13
  • 14. 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
  • 15. Misc. ● Android Debug Bridge(adb) ● /system/bin/sh -> /bin/bash ● http://wiki.meego.com/ARM/MSMQSD 09/27/10 15
  • 16. 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