[yocto] BBB doesn't boot

Gary Thomas gary at mlbassoc.com
Sun Apr 13 02:12:16 PDT 2014


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?

Thanks

-- 
------------------------------------------------------------
Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
------------------------------------------------------------



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