[asterisk-dev] Problems building zaptel

[Vadim Lebedev]

Stelios Koroneos wrote:
> On Tue, 2008-10-21 at 15:13 +0200, Vadim Lebedev wrote:
>   
>> Tzafrir Cohen wrote: 
>>     
>>> On Tue, Oct 21, 2008 at 02:18:36PM +0200, Vadim Lebedev wrote:
>>>   
>>>       
>>>> Hello,
>>>>
>>>> I'm cross-compiling zaptel for Freescale mx27 uisng LTIB environment...
>>>> and getting following:
>>>>
>>>>   CC [M]  /home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/zaptel-base.o
>>>>   LD [M]  /home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/zaptel.o
>>>>   CC [M]  /home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/ztdummy.o
>>>>   CC [M]  /home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/ztdynamic.o
>>>>   CC [M]  /home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/zttranscode.o
>>>>   Building modules, stage 2.
>>>>   MODPOST 4 modules
>>>> WARNING: "crc_ccitt_table" 
>>>> [/home/vadim/ltib/rpm/BUILD/zaptel-1.4.11/kernel/zaptel.ko] undefined!
>>>> ....
>>>>
>>>> Any ideas what could be wrong?
>>>>     
>>>>         
>>> Quoting the README:
>>>
>>>   ...
>>>
>>> If you build a custom kernel, note the following configuration items:
>>>
>>> * CONFIG_CRC_CCITT must be enabled (y or m). On 2.6 kernels this
>>>   can be selected These can be selected from the "Library
>>>   Routines" submenu during kernel configuration via "make
>>>   menuconfig".
>>>
>>> http://docs.tzafrir.org.il/README.html#_kernel_configuration
>>>
>>> BTW: latest version is 1.4.12.1 .
>>>
>>>   
>>>       
>> The README says that RTC for ztdummy is supported on X86 kernels,
>> My ARM kernel does support RTC too so i can modify ztdummy.c to
>> support RTC
>> by adding an  #ifdef.
>>
>> Is there any further reasons that precludes usage of RTC on non-x86
>> platforms
>>
>> Thanks
>> Vadim
>>
>>     
> Setting your kernel clock to 1000Hz will allow you to build it without
> rtc getting involved
>
>   
The question is  what is the prefered solution performance-wise?
RTC or HZ=1000


Thanks
Vadim

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