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Documentation / cpu-freq / cpufreq-nforce2.txt


Based on kernel version 5.6.13. Page generated on 2020-05-15 16:46 EST.

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The cpufreq-nforce2 driver changes the FSB on nVidia nForce2 platforms.

This works better than on other platforms, because the FSB of the CPU
can be controlled independently from the PCI/AGP clock.

The module has two options:

	fid: 	 multiplier * 10 (for example 8.5 = 85)
	min_fsb: minimum FSB

If not set, fid is calculated from the current CPU speed and the FSB.
min_fsb defaults to FSB at boot time - 50 MHz.

IMPORTANT: The available range is limited downwards!
           Also the minimum available FSB can differ, for systems 
           booting with 200 MHz, 150 should always work.


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