8G eMMC for AOSP5.0 cannot be started. aosp5.0emmc
On the AOSP5.0 MT6572 platform, you can use H9TP32A4GDBCPR_KGM, a 4G eMMC. However, the 8G H9TP65A8JDACPR_KGM cannot be used to start the machine and restart the system. You can use the serial port to capture logs to find:
[2.028532]
[2.028538]
[2.030884]
[2.032043]
[2.032057]
[2.032075]
[2.032079]
According to the error message "Address offset erro
I. Burn the bootloader into the SD card1. Format SD card (not mounted): fdisk/dev/sdx-d Delete-N New partition-W save exit 6~default sdx1Two ways to format: Mkfs-t vfat/dev/sdx1Mkfs.vfat/dev/sdx12. Burn the bootloader into the SD card: NOTE-no mount./SD_FUSING.SH/DEV/SDX the SD card into the Development board after execution and starts in minicomNote: Partitioning is the operation of the entire device (SDX) instead of (SDX1)Two. Burn the linux/andriod system into the SD card, and then solidify t
Beaglebone Black Quick Start Tutorial 1th Chapter embedded Linux for the makerMaker's Chinese meaning is similar to "maker". A creator is a group of people with a passion for technology and practice, sharing technology and exchanging ideas for pleasure. But in order to keep maker's original flavor, we use the English maker in unison here. Maker Culture is an extension of the DIY (do IT yourself) culture, which blends technical elements. This article i
The system used here is the Debian system.In order to be beaglebone connected to the network, there are some configurations that need to be used.Wired connectionIf it is a wired connection, it is relatively simple, directly through the RJ45 network cable plug Beaglebone and routers can be, the default is the DHCP mode, can be directly assigned to the IP address.Wireless connectionIf it's a wireless connecti
Android emmc booting
Contents[Hide]
1 emmc Binaries
1.1 creating the GPT table
1.2 modifying. IMG files
1.3 Ti Android build setup
[Edit] emmc Binaries
This is the EFI partition table as exists on the emmc
Sector# Size Name 256 128K xloader 51
Install the image on SD Card as described above
Boot your Orange PI board from SD Card
Run:
sudo install_to_emmc
Copy the Code
Power off the board.
Remove SD Card
Power on, the board would boot from EMMC
You don ' t has to resize SD Card before installation on EMMC if you don ' t planto use it.
You can use Btrfs option to format your
This time with SPI. BBB is available in two sets of SPI interfaces, both of which are default disable and need to be enabled in overlay mode, i.e.: echo bb-spidev0 >/sys/devices/bone_capemgr.9/slots My BBB current configuration is currently configured/opt/source/userspace-arduino/overlay/bb-spi0-01-00a0.dts/dts-v1/;/plugin/; / {compatible = "Ti,beaglebone", "Ti,beaglebone-black"; /* Identification */Part-n
Use the miniUSB line to link the board and the computer, and then under "My Computer" there will be a beaglebone getting started disk, under this directory found a folder named "Drivers", Under this folder to find the corresponding operating system of the program, installation. If there is a prompt to trust the manufacturer's driver of a kind of prompt box, all choose Trust (do not trust the words can not play ....) ) until the prompt driver installat
Goal:
Refer to the "COMMON/CMD_MMC.C" lookup eMMC code, after the MMC bus initialization function, traverse the MMC bus, find eMMC and
Print EMMC information.
Add our traversal function to the last side of the Mmc_initialize function in "DRIVERS/MMC/MMC.C"
Int mmc_initialize (bd_t *bis) { init_list_head (mmc_devices); cur_dev_num = 0; if (Board_mmc_ini
You do not need to download the USB driver in Linux.ProgramTo re-mount the USB device, enter the following in the terminal window:Sudo modprobe ftdi_sio vendor = 0x0403 Product = 0xa6d0
First, set the program. Enter minicom-S on the terminal. Go to the serial port settings to modify the parameters. Here there are two USB-to-Serial Port Devices, ttyusb0 is used for USB-to-JTAG, and ttyusb1 is a USB-to-serial port device.
Then the Angstrom System in beagle
Reference wiki: http://www.nitdroid.com/index.php? Title = talk: nitdroid_project # install_to_internal_memory
Download nitdroid to idea? Topic = 1044.0 introduction to download related files
Installing emmc will cause SD card mounting problems and need to be modified/System/etc/vold. fstab file:
Dev_mount sdcard/sdcard 1/devices/platform/mmci-omap-hs.0/mmc_host/mmc0
Dev_mount sdcard_ext/ext_sd 1/devices/platform/mmci-omap-hs.1/mmc_host/
who have to do rookie, rookie not scary, afraid of is no one to guide the direction of progress! This series of articles will describe the basic use of each function module of BBB. There are too few BBB data in Chinese now, they are collected from all corners of the internet in the world, learned, personally tested experience summary. To share with you, I hope everyone (especially beginners) in the BBB to get started on the road to some smooth!I will be here to update the list of articles at any
# am335x Android EMMC mkmmc-android.sh hacking##1. Read the Android partition file in a moment. # 2. Code Source: https://github.com/hendersa/bbbandroid-external-ti_android_utilities/blob/master/am335x/mk-mmc/mkmmc-android.sh ## .-9-8Shenzhen Nanshan Ping Shan Village Zengjianfeng #!/bin/bash# If there is only one parameter, this will exit directly Expected_args=1if[ $# ==$EXPECTED _args]then Echo"assuming Def
eMMC (embeded Multimedia card):
is a built-in memory standard specification made by the MMC Association, designed specifically for mobile phones and Tablet PCs. eMMC is simply an embedded storage solution that integrates a controller in addition to the conventional memory and provides a unified standard interface.
eMMC's design concept is to simplify the use of mobile phones, tablet computers, the NAND fl
Author: DriverMonkey
Mail: booworepeng@Hotmail.com
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Welcome to the discussion (to undertake various embedded outsourcing projects, linux, wince, single chip microcomputer, and PC development)
1. Install SD on your computer.2. find the BeagleBone SDK installation directory 3. go to this path/ti-sdk-am335x-evm/bin find create-sdcard.sh script 4. run script create-sdcard.sh 5. copy file/ti-sdk-am335x-evm/targetNFS to
Before we do a detailed driver analysis, we'll preview the code structure.
Linux source in the \DRIVERS\MMC directory, there are three folders, respectively: Card, core, cast. So what's the effect of them all?
The following content is mainly derived from: eMMC drive.
One, card (block layer)
Main child files: block.c, Queue.h, queue.c.
Role: Mainly according to the framework of LINUX block device driver to achieve a card block device driver;
BLOCK.C:
Samsung company Uboot Mode change partition (EMMC) size fdisk command
First, partition
The Samsung platform generally divides it into four zones:
(1), FAT partition, used as SD card;
(2), system partition, equivalent to computer C disk, used to install Android system;
(3), UserData Division;
(4), cache partition.
Second, partition change operation process
1. Change the code in Uboot/common/cmd_mmc_fdisk.c
in this file we can see the definition of fou
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