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Power and Frequency Scaling for the IBM PowerPC 970
A Linux-based power management demonstration for the Maple-D PPC970FX Evaluation System.
Date Posted: September 23, 2005
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Platform requirements for Power and Frequency Scaling for the IBM PowerPC 970
Operating systems: PIBS and Linux
Hardware: Momentum Maple-D PPC970FX Evaluation Board
Operating sytem environments:
- PIBS 1.05.0000 (Download the IBM PowerPC 970FX Evaluation Kit.)
- Yellow Dog Linux 4.0.1 (Linux 2.6.10) (optional, but highly recommended)
Installation instructions for Power and Frequency Scaling for the IBM PowerPC 970
Initial set-up and frequency scaling test routines
- Download and install PIBS 1.05.0000 on the Maple-D evaluation board.
- Download the file powerscale4ppc1.zip. This file contains PIBS boot scripts, commands, and documentation with detailed usage instructions
Linux frequency control
- Complete the initial set-up and frequency scaling tests as described above.
- Download the file powerscale4ppc2.zip, which contains the source code that can be transferred to Linux running on the Maple-D PPC970FX processor and compiled on that system. The file also contains documentation that describes the code.
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For platform(s):
Multi-Platform
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For topics:
970, powerPC, power management, linux , cpc925, f/2, MP, frequency, heat, power optimization, scaling
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