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[SOLVED] Problem with performance governor
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Solved: Problem with performance governor
24th Jan, 2013, 07:38 PM
Post: #1
mpnico Offline
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Posts: 28
Joined: Jan 2013
Reputation: 2
Problem with performance governor
Hi,

I tried the testing XBMC RC3 & new firmware and everything seems to work until I tried some high bitrate + DTS movie. I just saw that overclocking is not working anymore.

I don't know if it's a problem with new firmware, I didn't try before upgrading firmware

My config.txt is :
Code:
arm_freq=900                                                                                                                                                                                  
core_freq=375                                                                                                                                                                                
disable_overscan=1                                                                                                                                                                            
gpu_mem_256=128                                                                                                                                                                              
gpu_mem_512=128                                                                                                                                                                              
sdram_freq=450                                                                                                                                                                                
over_voltage=0                                                                                                                                                                                
                                                                                                                                                                                              
hdmi_ignore_cec_init=1                                                                                                                                                                        
initial_turbo=30

cpufreq detects my overclocking :
Code:
xbian@xbian:~# dmesg |grep cpufreq                                                                                                                                                            
[    1.190855] bcm2835-cpufreq: min=700000 max=900000 cur=900000

but the arm freq while watching movies is stuck @ 700 Mhz :
Code:
xbian@xbian:~# sudo cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq                                                                                                                
700000

If i switch to ondemand governor, the arm goes @ 900 Mhz on load and the movie plays fluently.

Does anybody have the same problem ?

Thx.
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Messages In This Thread
Problem with performance governor - mpnico - 24th Jan, 2013 07:38 PM
RE: Problem with performance governor - CurlyMo - 24th Jan, 2013, 07:52 PM
RE: Problem with performance governor - mpnico - 25th Jan, 2013, 02:04 AM
RE: Problem with performance governor - CurlyMo - 25th Jan, 2013, 05:50 AM
RE: Problem with performance governor - mpnico - 25th Jan, 2013, 06:00 AM
RE: Problem with performance governor - CurlyMo - 25th Jan, 2013, 06:10 AM
RE: Problem with performance governor - mpnico - 25th Jan, 2013, 06:23 AM
RE: Problem with performance governor - CurlyMo - 25th Jan, 2013, 06:27 AM
RE: Problem with performance governor - harmony - 26th Jan, 2013, 06:56 AM
RE: Problem with performance governor - CurlyMo - 26th Jan, 2013, 07:16 AM
RE: Problem with performance governor - harmony - 26th Jan, 2013, 09:08 AM

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