Mastering-Embedded-Linux-Programming-Second-Edition

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Issue mounting rootfs via NFS

2

I have this issue for QEMU (Chapter Testing with QEMU) and BBB (Testing with the BeagleBone Black) . I am able to start the kernel but I don't get access...

robamu

Issues booting from BeagleBoneBlack with `root=/dev/mmcblk0p2`, data abort

1

I currently have problems getting the Beagle Bone Black booted with the root pointing to a `rootfs` on the SD card. I initially tried to simply copy the `ext4` rootfs...

robamu

U-boot compilation fails

2

``` vagrant@ubuntu-xenial:~/u-boot$ make CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- am335x_boneb lack_defconfig make[1]: 'am335x_boneblack_defconfig' is up to date. vagrant@ubuntu-xenial:~/u-boot$ make CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- scripts/kconfig/conf --silentoldconfig Kconfig *** *** Configuration file ".config" not found! *** *** Please run some...

loglux

Hello, Thanks for writing this amazing book. I have a improvement suggestion for the chapter where the `arm-cortex_a8-linux-gnueabihf` cross compiler is built. (if this was not already added in the...

robamu

Unable to build Toolchain

1

Ubuntu 16.04 ``` vagrant@ubuntu-xenial:~$ git clone https://github.com/crosstool-ng/crosstool-ng.git Cloning into 'crosstool-ng'... remote: Enumerating objects: 2, done. remote: Counting objects: 100% (2/2), done. remote: Compressing objects: 100% (2/2), done. remote: Total 38938...

loglux

Cannot build u-boot for beaglebone black

2

After building the toolchain and the example sqlite: `git clone git://git.denx.de/u-boot.git` `cd u-boot/` `git checkout v2017.01` `export CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf-` `export ARCH=arm` `make CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf- am335x_boneblack_defconfig` `make CROSS_COMPILE=arm-cortex_a8-linux-gnueabihf-` And I get the following:...

guyo13

Please help me to solve this issue. I am newbie of embedded linux and studying with MELP book. I built crosstool-ng successfully. but with this compiler, the u-boot.v2017.01 won't. what...

inhwa