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1. #Create boot partition fastboot how to
2. #Create boot partition fastboot android
3. #Create boot partition fastboot code

There is a good cheat sheet at: Downloadable binary

#Create boot partition fastboot code

Resources Source code for the 'fastboot' command To reboot the phone, using the kernel and rootfs in the 'boot' partition: It is very useful while developing a kernel or modifying the rootfs.Įx: fastboot boot linux-2.6/arch/arm/boot/zImage root-image/ The phone with those, instead of using the kernel and rootfs in the boot flash partition. This command allows you to download a kernel image (and optional root filesystem image) and boot To boot with a host-side kernel image (and rootfs image)

#Create boot partition fastboot how to

Is a file system image formatted in yaffs2 format.įIXTHIS - document how to create one of these. If writing to the 'system', 'cache', or 'userdata' partitions, the file If writing to the 'recovery' or 'boot' partitions, the file consists ofĪ Linux kernel and initrd file system image. If writing to the 'splash1' partition, the file needs to be an image file To write an image file to an individual partition, use: Reboot-bootloader reboot device into bootloader

Note: to get out of 'fastboot' mode on the phone, without using the fastboot program on the host, you can press the 'call/dial', 'menu' and 'hang-up/power' keys simultaneously.įlash write a file to a flash partitionįlash:raw boot create bootimage and flash it Once you do this, after a few seconds the yellow line will switchĪt this point you are ready to send commands and/or data to the phone using the fastboot program The yellow line in the middle of the screen will say "Serial0" until you plug in the USB cable,Īnd press the "back" key. You can tell you are in 'fastboot' mode when you see a screen with drawings of 3 Androids riding skateboards, The phone, while pressing the power button. Turning off the phone, then booting the phone, holding down the camera button on the side of To use fastboot, you have to reboot the phone into the special 'fastboot' mode. The last mtd partition recognized by Linux (mtd6) is called "msm_nand" and appears to Creating 6 MTD partitions on "msm_nand": Note that these are reported during bootup. This should show something like the following: To see details about the memory sizes of the flash partitions, in Linux (adb shell) do: Yaffs2 file system, mounted at /data - contains user-installed applications and data, including customization data This partition can be used to store temporary data. Yaffs2 file system, mounted at /cache - only used on G1 for over-the-air updates.

#Create boot partition fastboot android

Yaffs2 file system, mounted read-only at /system - has the bulk of the Android system, including system libraries, Dalvik and pre-installed applications. Kernel, initrd with rootfs (for default boot) Kernel, initrd with rootfs (for alternate boot) Misc - has apparently some flags used for controlling device mode It needs the same USB device setup between the host and the target phone as adb. The fastboot program works in conjunction with firmware on the phone to read and write theįlash partitions. In order to use it, it is important to understand the On the host machine rather than in the phone flash. It can also boot the phone using a kernel image or root filesystem image which reside