# SPDX-License-Identifier: GPL-2.0 # # This Kconfig describes xen options # config [31mCONFIG_XEN[0m bool "Xen guest support" depends on [31mCONFIG_PARAVIRT[0m select [31mCONFIG_PARAVIRT_CLOCK[0m select [31mCONFIG_X86_HV_CALLBACK_VECTOR[0m depends on [31mCONFIG_X86_64[0m || ([31mCONFIG_X86_32[0m && [31mCONFIG_X86_PAE[0m) depends on [31mCONFIG_X86_LOCAL_APIC[0m && [31mCONFIG_X86_TSC[0m help This is the Linux Xen port. Enabling this will allow the kernel to boot in a paravirtualized environment under the Xen hypervisor. config [31mCONFIG_XEN_PV[0m bool "Xen PV guest support" default y depends on [31mCONFIG_XEN[0m select [31mCONFIG_PARAVIRT_XXL[0m select [31mCONFIG_XEN_HAVE_PVMMU[0m select [31mCONFIG_XEN_HAVE_VPMU[0m help Support running as a Xen PV guest. config [31mCONFIG_XEN_PV_SMP[0m def_bool y depends on [31mCONFIG_XEN_PV[0m && [31mCONFIG_SMP[0m config [31mCONFIG_XEN_DOM0[0m bool "Xen PV Dom0 support" default y depends on [31mCONFIG_XEN_PV[0m && [31mCONFIG_PCI_XEN[0m && [31mCONFIG_SWIOTLB_XEN[0m depends on [31mCONFIG_X86_IO_APIC[0m && [31mCONFIG_ACPI[0m && [31mCONFIG_PCI[0m help Support running as a Xen PV Dom0 guest. config [31mCONFIG_XEN_PVHVM[0m bool "Xen PVHVM guest support" default y depends on [31mCONFIG_XEN[0m && [31mCONFIG_PCI[0m && [31mCONFIG_X86_LOCAL_APIC[0m help Support running as a Xen PVHVM guest. config [31mCONFIG_XEN_PVHVM_SMP[0m def_bool y depends on [31mCONFIG_XEN_PVHVM[0m && [31mCONFIG_SMP[0m config [31mCONFIG_XEN_512GB[0m bool "Limit Xen pv-domain memory to 512GB" depends on [31mCONFIG_XEN_PV[0m && [31mCONFIG_X86_64[0m default y help Limit paravirtualized user domains to 512GB of RAM. The Xen tools and crash dump analysis tools might not support pv-domains with more than 512 GB of RAM. This option controls the default setting of the kernel to use only up to 512 GB or more. It is always possible to change the default via specifying the boot parameter "xen_512gb_limit". config [31mCONFIG_XEN_SAVE_RESTORE[0m bool depends on [31mCONFIG_XEN[0m select [31mCONFIG_HIBERNATE_CALLBACKS[0m default y config [31mCONFIG_XEN_DEBUG_FS[0m bool "Enable Xen debug and tuning parameters in debugfs" depends on [31mCONFIG_XEN[0m && [31mCONFIG_DEBUG_FS[0m help Enable statistics output and various tuning options in debugfs. Enabling this option may incur a significant performance overhead. config [31mCONFIG_XEN_PVH[0m bool "Support for running as a Xen PVH guest" depends on [31mCONFIG_XEN[0m && [31mCONFIG_XEN_PVHVM[0m && [31mCONFIG_ACPI[0m select [31mCONFIG_PVH[0m def_bool n |