How To Set Speed Of Serial Console In 5.4-RELEASE?
Glenn Dawson
glenn at antimatter.net
Fri Jul 22 05:17:21 GMT 2005
At 10:11 PM 7/21/2005, Drew Tomlinson wrote:
>On 7/21/2005 10:05 PM Drew Tomlinson wrote:
>
>>On 7/21/2005 9:43 PM Glenn Dawson wrote:
>>
>>>At 09:26 PM 7/21/2005, Drew Tomlinson wrote:
>>>
>>>>I have compiled two kernels and worlds in the 5.4-RELEASE source tree.
>>>>In /etc/make.conf, I have the line:
>>>>
>>>>BOOT_COMCONSOLE_SPEED=115200
>>>>
>>>>Yet the speed stays at 9600 baud. This worked in version 4. Do I need
>>>>to do something different in version 5?
>>>
>>>
>>>
>>>According to the handbook section 20.6.5.1 you need to build and install
>>>new boot blocks after adding that option to make.conf.
>>
>>
>>
>>Thanks for your reply. Don't boot blocks get compiled and installed as
>>part of the make world and make kernel process? I've built and installed
>>world and kernel twice since adding that line to make.conf.
>>As I recall, I didn't have to do this separately in 4.x.
>>
>>Thanks,
>>
>>Drew
>I just re-read the section in the handbook. Step 6 says to install the
>boot blocks with disklabel. Maybe this is the part I've missed?
>The bsdlabel man page shows this example:
>
>bsdlabel -B da0s1
>
>da0 is my boot disk. It is labeled as follows:
>
>blacklamb# bsdlabel da0s1
># /dev/da0s1:
>8 partitions:
># size offset fstype [fsize bsize bps/cpg]
> a: 1024000 0 4.2BSD 2048 16384 64008
> c: 17783112 0 unused 0 0 # "raw" part,
> don't edit
> d: 16759112 1024000 4.2BSD 2048 16384 28552
>
>So can I safely issue this command without destroying the data on my drive?
That should do it...
-Glenn
>Thanks again,
>
>Drew
>
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