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

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Message-ID: <56C7BF26.3040208@windriver.com>
Date:	Fri, 19 Feb 2016 17:19:34 -0800
From:	Yang Shi <yang.shi@...driver.com>
To:	David Daney <ddaney@...iumnetworks.com>
CC:	<david.daney@...ium.com>, <linux-kernel@...r.kernel.org>,
	<linux-mips@...ux-mips.org>
Subject: Re: 4.5-rc4 kernel is failed to bootup on CN6880

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
>>
>
>