Sunday, November 1, 2015

BeagleBoard notes


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How to load files(rd-ext2.bin & uImage) from mmc card and boot Linux?

In u-boot:
mmc rescan
fatload mmc 0:1 81600000 rd-ext2.bin

setenv bootargs mem=88M ip=172.16.9.111 console=ttyO2,19200n8 root=/dev/ram0 rw initrd=0x81600000,16M ramdisk_size=16384

fatload mmc 0:1 80000000 uImage
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make uImage LOADADDR=0x80008000
make CONFIG_PREFIX=/home/neo/tgt install
make omap2plus_defconfig

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git status
  201  arm-linux-gnueabi-
  202  export ARCH=arm
  203  export CROSS_COMPILE=arm-linux-gnueabi-
  204  make uImage
  205  ls arch/arm/configs/ | grep omap
  206  make omap2plus_defconfig
  207  make uImage
  208  rm drivers/video/built-in.o
  209  rm drivers/video/.built-in.o.cmd
  210  make uImage
  211  rm drivers/video/console/built-in.o
  212  make uImage
  213  make distclean
  214  make omap2plus_defconfig
  215  make uImage
  216  make uImage LOADADDR=0x80008000
  217  cp arch/arm/boot/uImage /media/neo/boot/

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