X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=Kconfig;h=e8cae689488664f5183e35276c6778599266639e;hp=7e231b00e49679aac4d65f3e3e0bbb861cad6409;hb=0246f0904a4800dbe1e8e23332d49b468a58f751;hpb=ec75bbb093fa99a4be794f0f564867c0091ccb85 diff --git a/Kconfig b/Kconfig index 7e231b0..e8cae68 100644 --- a/Kconfig +++ b/Kconfig @@ -57,6 +57,8 @@ config OTHER_OS endchoice +source "Kconfig.stdlibs" + config CRAY_XT bool "Red Storm (Cray XT3/XT4)" help @@ -75,6 +77,7 @@ config VMX Compile with support for Intel VMX + config FRAME_POINTER bool "Compile with Frame pointers" default n @@ -116,7 +119,15 @@ config QUIX86_DEBUG endchoice menu "Supported host OS features" - + +config MEM_BLOCK_SIZE + int "Allocation size for underlying VM memory" + default 134217728 + help + This is the default size in bytes of the underlying memory allocations used for the base memory regions. + A good default value is 128MB (134217728 or 0x8000000 bytes). Note that the host interface must be able + to provide contiguous memory of at least this size in order for VMs to typically work. This + value can be overriden via a load-time option, provided the host supports this. config ALIGNED_PG_ALLOC bool "Host support for aligned page allocations" @@ -136,6 +147,49 @@ config MAX_CPUS endmenu source "palacios/src/interfaces/Kconfig" + +menu "Virtual core specialization" + +config CUSTOM_CPUID + bool "Use custom CPU information (vendor, etc)" + default n + help + If set, the CPU information will be for a special V3VEE vendor. + This should result in identical guest kernel setup, regardless + of the underlying hardware, but it also means that the guest kernel + has no chance of employing CPU-specific bug fixes. + +config STRICT_MSR_SEMANTICS + bool "Use strict RDMSR/WRMSR semantics" + default n + help + Use strict MSR semantics - when an unhandled MSR is read or written, + a GPF is generated. This is typically usd with CUSTOM_CPU_TYPE on. + +config FP_SWITCH + bool "Floating point context switching" + default n + help + If set, floating point is handled for context switches + (VM1->VM2->VM1 and/or VM->HOST->VM). This can be disabled + for environments where a single VM is the only user of FP. + Note that even if disabled, FP save/restore code is included + for support of checkpoint/restore. + +config LAZY_FP_SWITCH + bool "Use host-based lazy floating point context switching" + depends on FP_SWITCH && HOST_LAZY_FPU_SWITCH + default y + help + When true, the host's lazy floating point save/restore + mechanism is notified on each exit and entry. If false, + the floating point state is explicitly saved on each exit + and restored on each entry---this save/restore is entirely + done in Palacios. + + +endmenu + source "palacios/src/extensions/Kconfig" config TELEMETRY @@ -208,106 +262,7 @@ config DEBUG_CHECKPOINT endmenu - -source "Kconfig.stdlibs" - - -menu "Virtual Paging" - -config SHADOW_PAGING - bool "Enable shadow paging" - default y - help - Enables shadow paging for virtual machines - - -config SHADOW_PAGING_VTLB - bool "Virtual TLB" - default y - depends on SHADOW_PAGING - help - Enables Virtual TLB implemenation for shadow paging - - -config DEBUG_SHDW_PG_VTLB - bool "Enable VTLB debugging" - default n - depends on SHADOW_PAGING_VTLB - help - Enables debugging messages for VTLB implementation - -config SHADOW_PAGING_CACHE1 - bool "Shadow Page Cache (1)" - default y - depends on SHADOW_PAGING - help - Enables caching implemenation for shadow paging - - -endmenu - -menu "Symbiotic Functions" - -config SYMBIOTIC - bool "Enable Symbiotic Functionality" - default n - help - Enable Symbiotic components of the VMM. - This includes the SymSpy interface. - -config SYMCALL - bool "Symbiotic upcalls" - default n - depends on SYMBIOTIC && EXPERIMENTAL - help - Enables the Symbiotic upcall interface - -config SWAPBYPASS - bool "SwapBypass" - default n - depends on SYMBIOTIC && SYMCALL && EXPERIMENTAL - help - This enables the SwapBypass architecture - -config SWAPBYPASS_TELEMETRY - bool "Enable SwapBypass Telemetry" - default n - depends on TELEMETRY && SWAPBYPASS - help - Enable the telemetry information for the SwapBypass subsystem - -menuconfig SYMMOD - bool "Symbiotic Modules" - default n - depends on EXPERIMENTAL -# depends on SYMBIOTIC - help - Enable Symbiotic module loading - - -endmenu - -menu "VNET" - -config VNET - bool "Enable Vnet in Palacios" - default n - help - Enable the Vnet in Palacios - -config DEBUG_VNET - depends on VNET - bool "Enable Vnet Debug in Palacios" - default n - help - Enable the Vnet debug in Palacios - - -endmenu - -source "palacios/src/gears/Kconfig" - -menu "Debug configuration" +menu "Debug Configuration" ## Is unwind information useful @@ -454,20 +409,177 @@ config DEBUG_MEM_ALLOC endmenu -menu "BIOS Selection" -config ROMBIOS_PATH - string "Path to pre-built ROMBIOS binary" + +menu "Virtual Paging" + +config NESTED_PAGING + bool "Enable nested paging" + default y + help + Enable nested paging (should always be on) + +config SHADOW_PAGING + bool "Enable shadow paging" + default y + help + Enables shadow paging for virtual machines + + +config SHADOW_PAGING_VTLB + bool "Virtual TLB" + default y + depends on SHADOW_PAGING + help + Enables Virtual TLB implemenation for shadow paging + Virtual TLB now uses PAE so there are no 4 GB restrictions + + +config DEBUG_SHDW_PG_VTLB + bool "Enable VTLB debugging" + default n + depends on SHADOW_PAGING_VTLB + help + Enables debugging messages for VTLB implementation + +config SHADOW_PAGING_CACHE + bool "Shadow Page Cache" + default n + depends on SHADOW_PAGING && EXPERIMENTAL + help + Enables caching implementation of shadow paging + +config DEBUG_SHADOW_PAGING_CACHE + bool "Enable Shadow Page Cache Debugging" + default n + depends on SHADOW_PAGING_CACHE + help + Enables debugging messages for the VTLB + Caching implementation + +#config SHADOW_PAGING_KVM +# bool "KVM-style Shadow Pager" +# default n +# depends on SHADOW_PAGING && EXPERIMENTAL +# help +# Enables shadow pager derived from KVM +# You probably do not want this and it will probably not compile! +# +#config DEBUG_SHADOW_PAGING_KVM +# bool "Enable KVM-style Shadow Pager Debugging" +# default n +# depends on SHADOW_PAGING_KVM +# help +# Enables debugging messages for the KVM-style shadow pager + + +config SWAPPING + bool "Enable swapping" + default n + depends on (SHADOW_PAGING || NESTED_PAGING) && FILE + help + Enables swapping of regions of guest physical memory to a file + +config DEBUG_SWAPPING + bool "Enable swapping debugging" + default n + depends on SWAPPING + help + Provides debugging output from the swapping system + +config MEM_TRACK + bool "Enable memory access tracking" + default n + depends on SHADOW_PAGING || NESTED_PAGING + help + Allows tracking of memory accesses on a page granularity + +config DEBUG_MEM_TRACK + bool "Enable memory access tracking debugging" + default n + depends on MEM_TRACK + help + Provides debugging output for memory access tracking + +endmenu + + +source "palacios/src/devices/Kconfig" + +menu "Boot Environments" + + +menu "BIOS" + +choice + prompt "Boot Code Selection" + default SEABIOS + help + Select which BIOSes to map into the default PC Class Hardware Configuration + +config SEABIOS + bool "Use the SEABIOS and SEABIOS-VGA Boot Code" + help + Use the SEABIOS and SEABIOS-VGA Boot code + + +config BOCHSBIOS + bool "Use the BOCHS BIOS and BOCHS BIOS-compatible VGA Boot Code" + help + Use the BOCHS BIOS and BOCHS-BIOS-compatible VGA Boot Code + + +config OTHERBIOS + bool "Use a user-specified BIOS" + help + Use a user-specified BIOS + + +endchoice + +config SEABIOS_PATH + string "Path to pre-built SEABIOS binary" + depends on SEABIOS + default "./bios/seabios/out/bios.bin" + help + Path to the SEABIOS binary to use + +config SEABIOSVGA_PATH + string "Path to pre-built SEABIOS-VGA binary" + depends on SEABIOS + default "./bios/seabios-vga/VGABIOS-lgpl-latest.bin" + help + This is the SEABIOS-compatible vgabios that will be used for the guest + +config BOCHSBIOS_PATH + string "Path to pre-built BOCHS BIOS binary" + depends on BOCHSBIOS default "./bios/rombios/BIOS-bochs-latest" help This is the rombios that will be used for the guests -config VGABIOS_PATH - string "Path to pre-built VGABIOS binary" +config BOCHSBIOSVGA_PATH + string "Path to pre-built BOCHS-compatible VGABIOS binary" + depends on BOCHSBIOS default "./bios/vgabios/VGABIOS-lgpl-latest.bin" help This is the vgabios that will be used for the guests +config OTHERBIOS_PATH + string "Path to user-specified Boot Code" + depends on OTHERBIOS + help + This is a completely user-determined blob that will be mapped into the guest + No VGA BIOS will be mapped! + +config BIOS_START + hex "Starting address (linear address) of BIOS" + range 0xe0000 0xe0000 if SEABIOS + range 0xf0000 0xf0000 if BOCHSBIOS + help + This is the starting address (linear address) of the BIOS code + + + config VMXASSIST_PATH string "Path to pre-built VMXASSIST binary" depends on VMX @@ -476,8 +588,116 @@ config VMXASSIST_PATH This is vmxassist image to boot real mode guests on Intel VMX Platforms +endmenu + +menu Multiboot + +config MULTIBOOT + bool "Support Multiboot2-compliant boot" + default y + help + If set, it is possible to boot a multiboot2 compliant + kernel directly. + +config DEBUG_MULTIBOOT + depends on MULTIBOOT + bool "Enable Multiboot2 debugging in Palacios" + default n + help + Enable Multiboot2 debugging output + endmenu -source "palacios/src/devices/Kconfig" +endmenu + +menu "Symbiosis" + +config SYMBIOTIC + bool "Enable Symbiotic Functionality" + default n + help + Enable Symbiotic components of the VMM. + This includes the SymSpy interface. + +config SYMCALL + bool "Symbiotic upcalls" + default n + depends on SYMBIOTIC && EXPERIMENTAL + help + Enables the Symbiotic upcall interface + +config SWAPBYPASS + bool "SwapBypass" + default n + depends on SYMBIOTIC && SYMCALL && EXPERIMENTAL + help + This enables the SwapBypass architecture + +config SWAPBYPASS_TELEMETRY + bool "Enable SwapBypass Telemetry" + default n + depends on TELEMETRY && SWAPBYPASS + help + Enable the telemetry information for the SwapBypass subsystem + +menuconfig SYMMOD + bool "Symbiotic Modules" + default n + depends on EXPERIMENTAL +# depends on SYMBIOTIC + help + Enable Symbiotic module loading + + +endmenu + +menu "VNET" + +config VNET + bool "Enable Vnet in Palacios" + default n + help + Enable the Vnet in Palacios + +config DEBUG_VNET + depends on VNET + bool "Enable Vnet Debug in Palacios" + default n + help + Enable the Vnet debug in Palacios + + +endmenu + +source "palacios/src/gears/Kconfig" + + +menu HVM + +config HVM + bool "Support Hybrid Virtual Machines" + depends on MULTIBOOT + default n + help + If set, it is possible to make VMs that are partitioned + (cores, memory, devices, hardware access, etc) into + a part ("the ROS") that supports normal VM operation and + a part ("the HRT") that supports Hybrid Run-Times, + for example Nautilus-based HRTs for parallel languages. + +config DEBUG_HVM + depends on HVM + bool "Enable HVM debugging in Palacios" + default n + help + Enable HVM debugging output + +endmenu + + + + + +