On Tue, Feb 04, 2014 at 03:18:12PM +0530, Anup Patel wrote: > Currently, KVM ARM/ARM64 only provides in-kernel emulation of Power State > and Coordination Interface (PSCI) v0.1. > > This patchset aims at providing newer PSCI v0.2 for KVM ARM/ARM64 VCPUs > such that it does not break current KVM ARM/ARM64 ABI. Also, the patchset > provides emulation of only few PSCI v0.2 functions such as PSCI_VERSION, > CPU_ON, and CPU_OFF. Emulation of other PSCI v0.2 functions will be added > later. > > The user space tools (i.e. QEMU or KVMTOOL) will have to explicitly enable > KVM_ARM_VCPU_PSCI_0_2 feature using KVM_ARM_VCPU_INIT ioctl for providing > PSCI v0.2 to VCPUs. > > Changlog: > > V3: > - Make KVM_ARM_VCPU_PSCI_0_2 feature experiementatl for now so that > it fails for user space till all mandatory PSCI v0.2 functions are > emulated by KVM ARM/ARM64 > - Have separate patch for making KVM_ARM_VCPU_PSCI_0_2 feature available > to user space. This patch can be defferred for now. > I think we just want the feature bit when there's proper PSCI 0.2 support as per Mark's comments, so I'll hold off with reviewing until we have a more complete patch set. Thanks, -Christoffer _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/cucslists/listinfo/kvmarm
