System Emulation Guest Hardware SpecificationsΒΆ

Contents:

  • POWER9 XIVE interrupt controller
    • XIVE architecture
    • Overview of the QEMU models for XIVE
  • XIVE for sPAPR (pseries machines)
    • CAS Negotiation
    • KVM negotiation
    • XIVE Device tree properties
    • IRQ number space
    • Monitoring XIVE
  • NUMA mechanics for sPAPR (pseries machines)
    • Associativity and ibm,associativity property
    • Relative Performance Distance and ibm,associativity-reference-points
  • How the pseries Linux guest calculates NUMA distances
  • pseries NUMA mechanics
    • Translating user distance to kernel distance
    • How associativity domains are assigned
    • Limitations of the implementation
  • Legacy (5.1 and older) pseries NUMA mechanics
  • QEMU and ACPI BIOS Generic Event Device interface
    • GED IO interface (4 byte access)
  • QEMU TPM Device
    • Guest-side hardware interface
    • fw_cfg interface
    • ACPI interface
    • TPM backend devices
    • Migration with the TPM emulator
  • APEI tables generating and CPER record
    • Design Details

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Contents:

  • System Emulation
  • User Mode Emulation
  • Tools
  • System Emulation Management and Interoperability
  • System Emulation Guest Hardware Specifications
    • POWER9 XIVE interrupt controller
    • XIVE for sPAPR (pseries machines)
    • NUMA mechanics for sPAPR (pseries machines)
    • How the pseries Linux guest calculates NUMA distances
    • pseries NUMA mechanics
    • Legacy (5.1 and older) pseries NUMA mechanics
    • QEMU and ACPI BIOS Generic Event Device interface
    • QEMU TPM Device
    • APEI tables generating and CPER record
  • Developer Information

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