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Diffstat (limited to 'arch/mips/kvm/Kconfig')
-rw-r--r-- | arch/mips/kvm/Kconfig | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/arch/mips/kvm/Kconfig b/arch/mips/kvm/Kconfig new file mode 100644 index 000000000..032b3fca6 --- /dev/null +++ b/arch/mips/kvm/Kconfig @@ -0,0 +1,77 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# KVM configuration +# +source "virt/kvm/Kconfig" + +menuconfig VIRTUALIZATION + bool "Virtualization" + help + Say Y here to get to see options for using your Linux host to run + other operating systems inside virtual machines (guests). + This option alone does not add any kernel code. + + If you say N, all options in this submenu will be skipped and disabled. + +if VIRTUALIZATION + +config KVM + tristate "Kernel-based Virtual Machine (KVM) support" + depends on HAVE_KVM + depends on MIPS_FP_SUPPORT + select EXPORT_UASM + select PREEMPT_NOTIFIERS + select KVM_GENERIC_DIRTYLOG_READ_PROTECT + select HAVE_KVM_EVENTFD + select HAVE_KVM_VCPU_ASYNC_IOCTL + select KVM_MMIO + select MMU_NOTIFIER + select SRCU + help + Support for hosting Guest kernels. + +choice + prompt "Virtualization mode" + depends on KVM + default KVM_MIPS_TE + +config KVM_MIPS_TE + bool "Trap & Emulate" + depends on CPU_MIPS32_R2 + help + Use trap and emulate to virtualize 32-bit guests in user mode. This + does not require any special hardware Virtualization support beyond + standard MIPS32 r2 or later, but it does require the guest kernel + to be configured with CONFIG_KVM_GUEST=y so that it resides in the + user address segment. + +config KVM_MIPS_VZ + bool "MIPS Virtualization (VZ) ASE" + help + Use the MIPS Virtualization (VZ) ASE to virtualize guests. This + supports running unmodified guest kernels (with CONFIG_KVM_GUEST=n), + but requires hardware support. + +endchoice + +config KVM_MIPS_DYN_TRANS + bool "KVM/MIPS: Dynamic binary translation to reduce traps" + depends on KVM_MIPS_TE + default y + help + When running in Trap & Emulate mode patch privileged + instructions to reduce the number of traps. + + If unsure, say Y. + +config KVM_MIPS_DEBUG_COP0_COUNTERS + bool "Maintain counters for COP0 accesses" + depends on KVM + help + Maintain statistics for Guest COP0 accesses. + A histogram of COP0 accesses is printed when the VM is + shutdown. + + If unsure, say N. + +endif # VIRTUALIZATION |