IBM DS8870 Architecture and Implementation

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Licensed machine code

This chapter describes considerations that are related to the planning and installation of new Licensed Machine Code (LMC) bundles on the IBM DS8870. The overall process for the DS8870 is the same as for previous models. However, there are several enhancements to power system firmware updates that are described.

This chapter covers the following topics:

•How new microcode is released

•Bundle installation

•Concurrent and non-concurrent updates

•Code updates

•Host adapter firmware updates

•Loading the code bundle ...

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