ARM Chromebookで Linuxを色々と遊んでみよう kernelvm2015night.pdf · PDF...
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1ARM ChromebookLinux
ChromebookChromebookOSCrouton ChrubuntuLinuxFreeBSDWindows( x86Acer C720MacOSX( x86Acer C720
KapperNetwalker
Kernel/VM Night! 2015/2/14 20:45~ PMO
HP
2
ARM
3
Chrome Extention Android-apk
Linux
Chromebook
ChromeOS
Linux
*BSD
U-bootCorebootSeaBIOS()
WindowsMacOSX
(x86
4PCChromebook
Android
AndroidWindows
Tablet
WindowsPC
iPad
Chromebook
Macbook
RaspberryPi
Android StickPC
WindowsPC
Google
PCPC
iPhone
0 6 10
$200
$100
$500
$1000
MacPC
ChromeBox
$179~$350
5
ChromeOS 4
KernelXSingle x-clientChrome
Hardware
Customized Firmware(U-boot, Coreboot,SeaBIOS)
Recovery Firmware Verified boot Fast boot Path Bootloader
Linux Kernel
X + GraphicLibrary System Library
Window Manager Chrome
Web App Web Site
Html5 / Webkit
JavaScrpit Flash
Extention
Introduction to chrome os
http://www.slideshare.net/indrajitschumacher/introduction-to-chrome-os-24531798?qid=4da5ee0e-01ae-44d5-a5cb-5d7172fdd669&v=default&b=&from_search=12
6LinuxChromebookLinux
chromebook
USB
DeveloperMode
Crouton,chrUbuntu Yes
No
CroutonchrootARM
KernelUSB,SD
Yes
No
Linux
USB,SD
DeveloperModeCUI
U-Boot
crouton
crouton
ChrUbuntuUSBSD
Ubuntu
DeveloperModeCUI
USBSDChrUbuntu
ctl+Alt+Shift+
ChrUbuntu
LinuxFreeBSD
7
Developer Mode ChromeOSDeveloperMode
ChromeOSDeveloperMode DeveloperModeEsc+(F4)+
ChromebookCtrl+DEnter10
DeveloperMode
Chromebrowserchrome://imageburnerUSBSD
DeveloperModeThe Chromium ProjectsDeveloper Mode
Chrome
http://www.chromium.org/chromium-os/chromiumos-design-docs/developer-mode
8Crouton ChRomium Os Universal chrooT envirONment
GoogleDavid Schneider UbuntuDebianchroot https://goo.gl/fd3zc l+alt+tshell
sudo sh ~/Downloads/crouton -t xfce githubchroot
/mnt/stateful_partition/crouton/(chroot
Recognized debian releases: potato* woody* sarge* etch* lenny* squeeze* wheezy jessie sid
Recognized kali releases: kali
Recognized ubuntu releases: warty* hoary* breezy* dapper* edgy* feisty* gutsy* hardy* intrepid* jaunty* karmic* lucid* maverick* natty* oneiric* precise quantal* raring* saucy* trusty utopic*
Releases marked with * are unsupported, but may work with some effort.
Chrome
UbuntuDebian
Crouton Window Extention
https://goo.gl/fd3zc
9ChrUbuntu UbuntuSD USB
GoogleJay Lee ChromeOSLinux KernelxARM
ctrl+alt+Developer ConsoleCUIUbuntu curl -L -O http://goo.gl/9sgchs; sudo bash 9sgchs34v87 /dev/mmcblk1curl -L -O http://goo.gl/9sgchs; sudo bash 9sgchs
OSChromeOSUbuntuctl+Lgithubchroot
Ubuntu
Chromebooks and Chrome OS
http://chromeos-cr48.blogspot.jp/2013/10/chrubuntu-for-new-chromebooks-now-with.html
10
ARMx86
ROM RAM MBR(
Kernel init
x86~Linux
BIOSDISK
ARMAndroid
Unlock
x86-Chromebook
ARMLinuxChromebook
x86
BIOS
GRUBLILO
Kernel
Daemon
RAM
Kernel
Kernelrootfs
CUI
Xorg
Kernelrootfs
Daemon
Zygote
RAM
U-boot
Kernel
Kernelrootfs
Kernel
Daemon
CUI
Xorg
Dalvik
AndroidGUI
ARMFlashROMRAMKernelrootfsROMAndroidUnlock
Android ROMMLO
MLO
RAM
Kernel
Kernelrootfs
U-bootSeaBIOSCoreBoot
Kernel
Daemon
CUI
Xorg
11LinuxFreeBSDFreeBSD
Kernel USBSD U-BootKernelRoot ChromebookDeveloperModeCUI
USBSDlocalhost ~ # crossystem dev_boot_usb=1
cgptUSBSD UBootOS
OpenSuse ChrUbuntu ChromebookDeveloperModeCUI
USBSDlocalhost ~ # crossystem dev_boot_usb=1
CroutonChrUbuntu
FreeBSD on Samsung Chromebook "SNOW" model XE303C12HCL:ARMChromebook
https://wiki.freebsd.org/FreeBSD/arm/Chromebookhttps://en.opensuse.org/HCL:ARMChromebook
12ARM ChromebookMainline KernelU-boot1st partition: kernel partition with nv u-boot.2nd partition: boot partition (must be formatted as FAT32 or Ext2).3rd partition: root partition. U-bootwget -O - http://commondatastorage.googleapis.com/chromeos-localmirror/distfiles/nv_uboot-snow.kpart.bz2 | bunzip2 > nv_uboot.kpart/Kernel dd if=nv_uboot.kpart of=/dev/mmcblk1p1 cgpt add -i 1 -S 1 -T 5 -P 10 /dev/mmcblk1
Mainline Kernel/git clone --depth 1 https://github.com/linux-exynos/linux.git -b dts-config linux
cd linuxmake exynos_defconfigmake menuconfig
mount /dev/mmcblk1p2 /mnt/externcp arch/arm/boot/{uImage,dts/exynos5250-snow.dtb} /mnt/externumount /mnt/extern
mount /dev/mmcblk1p3 /mnt/externINSTALL_MOD_PATH=/mnt/extern make modules_installumount /mnt/extern ARM Chromebook/Mainline Linux kernel
http://linux-exynos.org/wiki/ARM_Chromebook/Mainline_Linux_kernel
13
KVMChromebook KVMChromebookOS
KVM virtualization on ARM Chromebook laptop
http://www.virtualopensystems.com/en/solutions/guides/kvm-on-chromebook/
14WindowsMacOSXx86 C720USBWindowsMacOSX
WindowsMacOSXSeaBIOS
WindowsWindows8.1USBC720DeveloperModeLegacybootCtl+LUSBWindows8.1Windows
MacOSXOSWindows8.1
15AcerWindows8
16
OSCOSCOSDC OSCOSCOSDC :OSCSpring ChromebookLinux 45
OSCARM
OSCSpring 228 10:00Place1OSC 523OSC 8OSDCOSCCOSCUP8
17
18
19
ARM Linux
AndroidFirefoxOS
Linux
ChromeOS
Linux
BootloaderKernel
20
Das U-Boot ARMROM 2010Redboot
CCPU LinuxmkimageKerneluImageROMROM
MLO/boot/ rootfsext3 Kernel
U-BootU Boot or Universal Bootloader
CPUROM
RAM(
bootloaderMLO
Kernelrootfilesystem bootloader
Kernelrootfilesystem
MBR(
Kernelrootfilesystem
Grub
ROM
OS
ftp://ftp.mlb.co.jp/pub/u-boot/u-boot-manual_dimm.pdfhttp://www.slideshare.net/satpalparmar/u-boot-or-universal-bootloader-presentation
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