AM3358
Build All
參考資訊：
1. BeagleBone+Black
Toolchain
$ cd ~/Downloads $ wget -c https://releases.linaro.org/components/toolchain/binaries/6.3-2017.05/arm-linux-gnueabihf/gcc-linaro-6.3.1-2017.05-x86_64_arm-linux-gnueabihf.tar.xz $ tar xf gcc-linaro-6.3.1-2017.05-x86_64_arm-linux-gnueabihf.tar.xz $ export CC=`pwd`/gcc-linaro-6.3.1-2017.05-x86_64_arm-linux-gnueabihf/bin/arm-linux-gnueabihf-
UBoot
$ cd ~/Downloads
$ git clone https://github.com/u-boot/u-boot
$ cd u-boot/
$ git checkout v2017.09-rc2 -b tmp
$ wget -c https://rcn-ee.com/repos/git/u-boot-patches/v2017.09-rc2/0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch
$ wget -c https://rcn-ee.com/repos/git/u-boot-patches/v2017.09-rc2/0002-U-Boot-BeagleBone-Cape-Manager.patch
$ patch -p1 < 0001-am335x_evm-uEnv.txt-bootz-n-fixes.patch
$ patch -p1 < 0002-U-Boot-BeagleBone-Cape-Manager.patch
$ make ARCH=arm CROSS_COMPILE=${CC} distclean
$ make ARCH=arm CROSS_COMPILE=${CC} am335x_evm_defconfig
$ make ARCH=arm CROSS_COMPILE=${CC}
Kernel 4.12
$ cd ~/Downloads $ git clone https://github.com/RobertCNelson/bb-kernel $ cd bb-kernel/ $ git checkout origin/am33x-v4.12 -b tmp $ ./build_kernel.sh
RootFS(debian:temppwd, root:root)
$ cd ~/Downloads $ wget -c https://rcn-ee.com/rootfs/eewiki/minfs/debian-9.1-minimal-armhf-2017-08-08.tar.xz $ xz -d debian-9.1-minimal-armhf-2017-08-08.tar.xz $ tar xvf debian-9.1-minimal-armhf-2017-08-08.tar
MicroSD
Partion 1(BOOT): fat32 Partion 2(RootFS): ext4 P.S. reformat fat32 in Windows OS
Prepare system
$ cp ~/Downloads/u-boot/MLO /media/steward/BOOT/
$ cp ~/Downloads/u-boot/u-boot.img /media/steward/BOOT/
$ sudo mkdir /media/steward/rootfs/boot/
$ sudo vim /media/steward/rootfs/boot/uEnv.txt
##This will work with: Angstrom's 2013.06.20 u-boot.
uname_r=4.12.11-bone3
loadaddr=0x82000000
fdtaddr=0x88000000
rdaddr=0x88080000
initrd_high=0xffffffff
fdt_high=0xffffffff
#for single partitions:
mmcroot=/dev/mmcblk0p1
loadximage=load mmc 0:1 ${loadaddr} /boot/vmlinuz-${uname_r}
loadxfdt=load mmc 0:1 ${fdtaddr} /boot/dtbs/${uname_r}/${fdtfile}
loadxrd=load mmc 0:1 ${rdaddr} /boot/initrd.img-${uname_r}; setenv rdsize ${filesize}
loaduEnvtxt=load mmc 0:1 ${loadaddr} /boot/uEnv.txt ; env import -t ${loadaddr} ${filesize};
loadall=run loaduEnvtxt; run loadximage; run loadxfdt;
mmcargs=setenv bootargs console=tty0 console=${console} ${optargs} ${cape_disable} ${cape_enable} root=${mmcroot} rootfstype=${mmcrootfstype} ${cmdline}
uenvcmd=run loadall; run mmcargs; bootz ${loadaddr} - ${fdtaddr};
$ sudo tar xvfp ~/Downloads/debian-9.1-minimal-armhf-2017-08-08/armhf-rootfs-debian-stretch.tar -C /media/steward/rootfs/
$ sudo cp ~/Downloads/bb-kernel/deploy/4.12.11-bone3.zImage /media/steward/rootfs/boot/vmlinuz-4.12.11-bone3
$ sudo mkdir -p /media/steward/rootfs/boot/dtbs/4.12.11-bone3
$ sudo tar xvf ~/Downloads/bb-kernel/deploy/4.12.11-bone3-dtbs.tar.gz -C /media/steward/rootfs/boot/dtbs/4.12.11-bone3/
$ sudo tar xvf ~/Downloads/bb-kernel/deploy/4.12.11-bone3-modules.tar.gz -C /media/steward/rootfs/
1. 插入SDCard到BBGW
2. 按住Boot Button
3. 插入USB電源開機
U-Boot SPL 2017.03-00002-gd12b1519b4 (Mar 14 2017 - 10:28:26) Trying to boot from MMC1 U-Boot 2017.03-00002-gd12b1519b4 (Mar 14 2017 - 10:28:26 -0500), Build: jenkins-github_Bootloader-Builder-532 CPU : AM335X-GP rev 2.1 I2C: ready DRAM: 512 MiB Reset Source: Power-on reset has occurred. MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1 Using default environment <ethaddr> not set. Validating first E-fuse MAC BeagleBone Black: Model: SeeedStudio BeagleBone Green Wireless: BeagleBone: cape eeprom: i2c_probe: 0x54: BeagleBone: cape eeprom: i2c_probe: 0x55: BeagleBone: cape eeprom: i2c_probe: 0x56: BeagleBone: cape eeprom: i2c_probe: 0x57: Net: eth0: MII MODE Could not get PHY for cpsw: addr 0 cpsw Press SPACE to abort autoboot in 2 seconds board_name=[A335BNLT] ... board_rev=[GW1A] ... switch to partitions #0, OK mmc0 is current device SD/MMC found on device 0 ** Bad device 0:2 0x82000000 ** ** Bad device 0:2 0x82000000 ** switch to partitions #0, OK mmc0 is current device Scanning mmc 0:1... gpio: pin 56 (gpio 56) value is 0 gpio: pin 55 (gpio 55) value is 0 gpio: pin 54 (gpio 54) value is 0 gpio: pin 53 (gpio 53) value is 1 switch to partitions #0, OK mmc0 is current device gpio: pin 54 (gpio 54) value is 1 Checking for: /uEnv.txt ... Checking for: /boot.scr ... Checking for: /boot/boot.scr ... Checking for: /boot/uEnv.txt ... gpio: pin 55 (gpio 55) value is 1 806 bytes read in 22 ms (35.2 KiB/s) Loaded environment from /boot/uEnv.txt Checking if uname_r is set in /boot/uEnv.txt... gpio: pin 56 (gpio 56) value is 1 Running uname_boot ... loading /boot/vmlinuz-4.12.11-bone3 ... 8213504 bytes read in 539 ms (14.5 MiB/s) loading /boot/dtbs/4.12.11-bone3/am335x-bonegreen-wireless.dtb ... 54663 bytes read in 64 ms (834 KiB/s) uboot_overlays: add [enable_uboot_overlays=1] to /boot/uEnv.txt to enable... debug: [console=ttyO0,115200n8 root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait] ... debug: [bootz 0x82000000 - 0x88000000] ... ## Flattened Device Tree blob at 88000000 Booting using the fdt blob at 0x88000000 Using Device Tree in place at 88000000, end 88010586 Starting kernel ...
開機的地方是從mmc1(eMMC則是mmc2)開始。