Re: Ping does not work on my MPC8544 board, using linux2.6.23

[林志平 <solyn123@gmail.com>]

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2009/12/10 Scott Wood <scottwood@freescale.com>

>  林志平 wrote:
>
>>     > Another question is that I found linux2.6.31 does not support
>>     > board mpc8544ds,
>>
>>    It should.  What problems do you see?
>>
>> => bootm 0x1000000 0x1800000 0x800000
>> ## Booting kernel from Legacy Image at 01000000 ...
>>   Image Name:   Linux-2.6.31
>>   Image Type:   PowerPC Linux Kernel Image (gzip compressed)
>>   Data Size:    2185099 Bytes =  2.1 MB
>>   Load Address: 00000000
>>   Entry Point:  00000000
>>   Verifying Checksum ... OK
>> ## Loading init Ramdisk from Legacy Image at 01800000 ...
>>   Image Name:   Simple Embedded Linux Framework
>>   Image Type:   PowerPC Linux RAMDisk Image (gzip compressed)
>>   Data Size:    1859256 Bytes =  1.8 MB
>>   Load Address: 00000000
>>   Entry Point:  00000000
>>   Verifying Checksum ... OK
>> ## Flattened Device Tree blob at 00800000
>>   Booting using the fdt blob at 0x800000
>>   Uncompressing Kernel Image ... OK
>>   Loading Ramdisk to 1fca7000, end 1fe6ceb8 ... OK
>> booting kernel using flat tree
>> It then stops and never print any more,  I use mpc85xx_defconfig, I select
>> mpc85xxds in the menuconfig and deselect other options like mpc8540ads etc.
>>
>
> Are you using the mpc8544ds device tree from 2.6.31, unchanged?  Try
> turning on CONFIG_PPC_EARLY_DEBUG.
>
> No need to deselect the others, BTW.


>    Does mpc85xx_defconfig not work?
>>
>> Yes mcp85xx_defconfig does not work, I can see mpc8540ads in the
>> menuconfig, but no mpc8544ds.
>>
>
> mpc8544ds is supported by CONFIG_MPC85xx_DS.
> CONFIG_MPC85XX_DS does not exist. Only mpc85xx_defconfig in
> arch/powerpc/configs



> -Scott
>

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