Re: 4.5-rc4 kernel is failed to bootup on CN6880

[Yang Shi]

On 2/19/2016 5:15 PM, David Daney wrote:
> On 02/19/2016 05:12 PM, Yang Shi wrote:
> > Hi David,
> >
> > I tried to boot 4.5-rc4 kernel on my CN6880 board, but it is failed at
> > booting up secondary cores. The error is:
>
> Have you had luck with any other kernel.org versions?

Not tried yet. I will try to bisect it.

> FWIW, I recently posed some patches that may help.  I haven't recently 
> tested on cn68xx though, so I can't really say what it might be.

Do you mean the change in CN78xx support patchset?

Thanks,
Yang

> > CPU31 revision is: 000d9101 (Cavium Octeon II)
> > SMP: Booting CPU32 (CoreId 32)...
> > Secondary boot timeout
> >
> > I passed "numcores=32" in kernel commandline since there are 32 cores
> > ion CN6880. And, the bootloader information is as below:
> >
> > U-Boot 2013.07 ( (U-BOOT build: 104, SDK version: 3.1.1-544),
> > svnversion: u-boot:107133M, exec:)-svn107117 (Build time: Oct 31 2014 -
> > 19:39:37)
> >
> > Skipping PCIe port 0 BIST, reset not done. (port not configured)
> > Skipping PCIe port 1 BIST, reset not done. (port not configured)
> > BIST check passed.
> > EBB6800 board revision major:2, minor:0, serial #: 2011-2.0-00120
> > OCTEON CN6880-AAP pass 1.1, Core clock: 1200 MHz, IO clock: 800 MHz, DDR
> > clock: 667 MHz (1334 Mhz DDR)
> > Base DRAM address used by u-boot: 0x20f000000, size: 0x1000000
> > DRAM: 8 GiB
> > Clearing DRAM...... done
> > NAND:  4096 MiB
> > Registered IDE device 0 from IDE bus:dev 0:0
> > Flash: 8 MiB
> > 0:PCIe: Port 0 is unknown, skipping.
> > 0:PCIe: Port 1 is unknown, skipping.
> > PCI console init succeeded, 1 consoles, 1024 bytes each
> > Net:   octmgmt0, octeth0, octeth1, octeth2, octeth3
> > Bus 0: OK
> >    Device 0: Model: CF 1GB Firm: 20071116 Ser#: TSS20037110113081057
> >              Type: Hard Disk
> >              Capacity: 967.6 MB = 0.9 GB (1981728 x 512)
> > USB0:   USB EHCI 1.00
> > scanning bus 0 for devices... 1 USB Device(s) found
> > Type the command 'usb start' to scan for USB storage devices.
> >
> >
> > Any hint is appreciated.
> >
> > Thanks,
> > Yang