Tracing command execution in a parallel processing system
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United States of America Patent
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Apr 8, 2014
Grant Date -
Dec 4, 2008
app pub date -
Aug 15, 2008
filing date -
Oct 6, 2006
priority date (Note) -
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Abstract
Tracing command execution in a data processing system having a host processor and a co-processor. The host processor maintains a record of a plurality of commands for the co-processor, storing each of the plurality of commands is stored in a command queue. Hardware trace logic is provided to store one or more events based, at least in part, on transfer of the plurality of commands to a small memory. Software is executed to store the one or more events to a main memory, wherein the one or more events are aggregated into a single memory trace within the main memory.
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