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Multiple, cooperating operating systems (OS) platform system and method

  • US 20070033389A1
  • Filed: 08/03/2005
  • Published: 02/08/2007
  • Est. Priority Date: 08/03/2005
  • Status: Active Grant
First Claim
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1. A multiple operating system method comprising:

  • initiating boot of a host operating system (OS) on a host central processing unit (CPU);

    after initiating boot of the host OS, accessing non-host boot code for a first non-host OS that is stored in an areas of memory used for booting the host OS; and

    initiating boot of the first non-host OS on a first non-host CPU from the host OS, wherein initiating boot of the non-host OS comprises an inter-processor-interrupt (IPI) sent from the host CPU to the first non-host CPU.

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