[yocto] BBB doesn't boot

Denys Dmytriyenko denis at denix.org
Sun Apr 13 19:33:28 PDT 2014


On Sun, Apr 13, 2014 at 03:12:16AM -0600, Gary Thomas wrote:
> I just tried building (core-image-sato) for my BeagleBoneBlack
> using the latest Poky/Yocto master:
> 
> Build Configuration:
> BB_VERSION        = "1.23.0"
> BUILD_SYS         = "i686-linux"
> NATIVELSBSTRING   = "Fedora-13"
> TARGET_SYS        = "arm-poky-linux-gnueabi"
> MACHINE           = "beaglebone"
> DISTRO            = "poky"
> DISTRO_VERSION    = "1.6+snapshot-20140411"
> TUNE_FEATURES     = "armv7a vfp neon callconvention-hard cortexa8"
> TARGET_FPU        = "vfp-neon"
> meta
> meta-yocto
> meta-yocto-bsp    = "master:863cc7483f5ee43189537940de8ee5c0964d24cc"
> 
> This built the kernel using SRCREV 928d7b2dda
> 
> I followed the bring-up instructions from README.hadware and the
> boot failed to even start the kernel.  Here's what I see:
> 
> =============================== boot log =========================================
> U-Boot 2013.07 (Apr 11 2014 - 15:03:04)
> 
> I2C:   ready
> DRAM:  512 MiB
> WARNING: Caches not enabled
> NAND:  0 MiB
> MMC:   OMAP SD/MMC: 0, OMAP SD/MMC: 1
> *** Warning - readenv() failed, using default environment
> 
> musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn)
> musb-hdrc: MHDRC RTL version 2.0
> musb-hdrc: setup fifo_mode 4
> musb-hdrc: 28/31 max ep, 16384/16384 memory
> USB Peripheral mode controller at 47401000 using PIO, IRQ 0
> musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, SoftConn)
> musb-hdrc: MHDRC RTL version 2.0
> musb-hdrc: setup fifo_mode 4
> musb-hdrc: 28/31 max ep, 16384/16384 memory
> USB Host mode controller at 47401800 using PIO, IRQ 0
> Net:   <ethaddr> not set. Validating first E-fuse MAC
> Phy not found
> PHY reset timed out
> cpsw, usb_ether
> Hit any key to stop autoboot:  0
> mmc0 is current device
> SD/MMC found on device 0
> reading uEnv.txt
> ** Unable to read file uEnv.txt **
> 4981688 bytes read in 613 ms (7.7 MiB/s)
> 29192 bytes read in 46 ms (619.1 KiB/s)
> Booting from mmc ...
> ## Booting kernel from Legacy Image at 80200000 ...
>    Image Name:   Linux-3.14.0-yocto-standard
>    Image Type:   ARM Linux Kernel Image (uncompressed)
>    Data Size:    4981624 Bytes = 4.8 MiB
>    Load Address: 80008000
>    Entry Point:  80008000
>    Verifying Checksum ... OK
> ## Flattened Device Tree blob at 80f80000
>    Booting using the fdt blob at 0x80f80000
>    Loading Kernel Image ... OK
>    Using Device Tree in place at 80f80000, end 80f8a207
> 
> Starting kernel ...
> ==================================================================================
> 
> Any ideas what I've done wrong?

Hmm, everything looks sane. What revision is your BBB? And did you press 
USER/BOOT button or erased eMMC partition per instructions?

-- 
Denys



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