Booting a computer system at start-up by transferring a first part of instructions using a second bus and transferring a second part of instructions using a first bus where the second bus is configured to transfer instructions at a faster rate than the first bus
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United States of America Patent
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Dec 31, 2013
Grant Date -
Sep 16, 2010
app pub date -
Mar 11, 2010
filing date -
Mar 11, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
A computing device is provided that includes a computing unit, which has a working memory and a processing unit, and a boot memory having control instructions for operating the computing device. The control instructions are stored in boot memory and are to be transferred to the computing unit at start-up of the computing device. A boot control unit is connected to the computing unit by at least a first and a second interface and connected to the boot memory by a third interface. The boot control unit is configured to transfer a first part of the control instructions from the boot memory via the first interface to the computing unit and to transfer a second part of the control instructions from the boot memory via the second interface to the computing unit.
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