[U-Boot] MinnowBoard Max uboot

[Bin Meng]

Hi Tom,

On Thu, Jun 18, 2015 at 9:07 PM, Beaman, Thomas <Thomas.Beaman at xerox.com> wrote:
> Hi Bin,
>
> After adding CONFIG_SFI=y to the kernel config, I was able to see both CPUs in the kernel boot, but now the kernel hangs at boot time. It did not hang when CONFIG_SFI was not set.  and if I boot the CONFIG_SFI=y kernel using EFI BIOS it does not hang either.  I have repeated the test a few times with the same results each time. I have enclosed the kernel boot log if you can see anything, or have any more suggestions.
>
> Thanks,
> Tom
>
> ******* kernel bootlog  *************
>
> U-Boot 2015.07-rc2 (Jun 10 2015 - 09:48:35 -0400)
> gcc (GCC) 4.8.3 20140911 (Red Hat 4.8.3-9)
> GNU ld version 2.23.52.0.1-16.el7 20130226
>
> bootargs= root=/dev/ram rw ramdisk_size=300000  console=ttyS0,115200

Can you try typing 'run ramboot' on the U-Boot shell to load linux
kernel? Or below ...

> Using RTL8169#0 device
> TFTP from server 10.40.101.102; our IP address is 10.40.101.212
> Filename 'atom_64/kernel'.
> Load address: 0x10000000
> Loading: ##################################################  5.6 MiB
>          3.6 MiB/s
> done
> Bytes transferred = 5861312 (596fc0 hex)
> Using RTL8169#0 device
> TFTP from server 10.40.101.102; our IP address is 10.40.101.212
> Filename 'atom_64/ramdisk'.
> Load address: 0x20000000
> Loading: ##################################################  29.1 MiB
>          3.6 MiB/s
> done
> Bytes transferred = 30497951 (1d15c9f hex)
> Valid Boot Flag
> Setup Size = 0x00003e00
> Magic signature found
> Using boot protocol version 2.0c
> Linux kernel version 3.10.62-ltsi-WR6.0.0.20_standard (tbeaman at wocket) #1 SMP PREEMPT Wed Jun 17 15:19:47 EDT 2015
> Building boot_params at 0x00090000
> Loading bzImage at address 100000 (5845440 bytes)
> Magic signature found
> Initial RAM disk at linear address 0x20000000, size 67108864 bytes
> Kernel command line: " root=/dev/ram rw ramdisk_size=300000  console=ttyS0,115200"

Or append acpi=off to the kernel command line manually, to see how it goes.

[snip]

Regards,
Bin