X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=Kconfig;h=e8cae689488664f5183e35276c6778599266639e;hp=28c4b09687c32853871f860f5d34f426b75c3517;hb=0246f0904a4800dbe1e8e23332d49b468a58f751;hpb=c3ba9f9d738531f47610806bccfca29c0b02cc2b diff --git a/Kconfig b/Kconfig index 28c4b09..e8cae68 100644 --- a/Kconfig +++ b/Kconfig @@ -13,7 +13,6 @@ config KITTEN select BUILT_IN_STRCASECMP select BUILT_IN_ATOI select ALIGNED_PG_ALLOC - select MULTITHREAD_OS help This enables the necesary options to compile Palacios with Kitten @@ -58,6 +57,8 @@ config OTHER_OS endchoice +source "Kconfig.stdlibs" + config CRAY_XT bool "Red Storm (Cray XT3/XT4)" help @@ -76,6 +77,13 @@ config VMX Compile with support for Intel VMX + +config FRAME_POINTER + bool "Compile with Frame pointers" + default n + help + Compiles the Palacios library with Frame pointers + config DEBUG_INFO bool "Compile with Debug Information" default n @@ -97,18 +105,29 @@ config V3_DECODER help This selects the internal V3Vee x86 decoder +config QUIX86 + bool "QUIX86 decoder" + help + This selects the QUIX86 decoder library + +config QUIX86_DEBUG + bool "QUIX86 decoder debug version" + help + This selects the QUIX86 decoder library compiled w/o optimization + and with debug info endchoice menu "Supported host OS features" - -config MULTITHREAD_OS - bool "Host support for multiple threads" - default y - help - Select this if your OS supports multiple threads of execution. This will enable features in Palacios - to require the creation of additional execution threads. +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" @@ -125,47 +144,53 @@ config MAX_CPUS Specifies the maximum number of hardware CPUs supported by the OS For uniprocessor environments, set this to 1 -config FILE - bool "Host Support for file operations" - default n - help - Select this if your host OS supports file operatoins and you want Palacios to be able to use them. +endmenu + +source "palacios/src/interfaces/Kconfig" +menu "Virtual core specialization" -config CONSOLE - bool "Host Support for VM text-mode console" +config CUSTOM_CPUID + bool "Use custom CPU information (vendor, etc)" default n help - Select this if you want to forward a guest console interface to some host OS service - This is for a TEXT MODE console. Select the framebuffer console for graphics and text + 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 GRAPHICS_CONSOLE - bool "Host Support for VM graphics and text-mode console based on a frame buffer" +config STRICT_MSR_SEMANTICS + bool "Use strict RDMSR/WRMSR semantics" default n - help - Select this if you want to forward a guest graphics-mode (and text-mode) console - interface to some host OS service. This is for a GRAPHICS console based on a shared frame buffer. - Text mode output is RENDERED onto the framebuffer + 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 SOCKET - bool "Host support for Network Sockets" - default y +config FP_SWITCH + bool "Floating point context switching" + default n help - Select this if you host OS implements a socket API that is available to Palacios. This is required - to support the internal networking features of Palacios. - - -config PACKET - bool "Host support for Raw Packet Transmision" - depends on EXPERIMENTAL - default n - help - Select this if you host OS implements a raw packet network API that is available to Palacios. This is required - to support the internal networking features of Palacios. + 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 bool "Enable VMM telemetry support" @@ -186,7 +211,21 @@ config SHADOW_PAGING_TELEMETRY help Enable telemetry information for shadow paging +config PMU_TELEMETRY + bool "Enable PMU telemetry" + default n + depends on TELEMETRY && HOST_PMU + help + Enable telemetry information for a range of PMU counters + This causes the currently configured PMU counts to be printed +config PWRSTAT_TELEMETRY + bool "Enable power statistics telemetry" + default n + depends on TELEMETRY && HOST_PWRSTAT + help + Enable telemetry information for power/energy counters + config EXPERIMENTAL bool "Enable Experimental options" @@ -200,154 +239,30 @@ config EXPERIMENTAL The purpose of this option is to allow features under development to be committed to the mainline to more easily track changes and provide access to multiple developers -config VNET - depends on EXPERIMENTAL - bool "Enable Vnet in Palacios" - default n - help - Enable the Vnet in Palacios - -config DEBUG_VNET - depends on EXPERIMENTAL && VNET - bool "Enable Vnet Debug in Palacios" - default n - help - Enable the Vnet debug in Palacios - -config LINUX_VIRTIO_VNET - bool "Enable Virtio VNET interface" - default n - depends on PCI && EXPERIMENTAL && VNET - help - Enable the Virtio VNET interface - -config DEBUG_LINUX_VIRTIO_VNET - bool "Virtio VNET Interface Debugging" - default n - depends on LINUX_VIRTIO_VNET && DEBUG_ON - help - Enable debugging for the VNET Virtio interface - -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 "Time Management" -config VIRTUALIZE_TIME - bool "Enable Time virtualization" - default n - help - Enables the timer virtualization extensions - -config TIME_HIDE_VM_COST - bool "Hide VMM Run Cost" - default n - depends on VIRTUALIZE_TIME - help - Offset guest time from host time sufficiently to hide the cost of - running in the virtual machine. This can aid the consistency of - time between multiple timers, but can cause the guest to run - a good bit slower than the host in VM-intensive parts of the code. - -config TIME_VIRTUALIZE_TSC - bool "Fully virtualize guest TSC" - default n - depends on VIRTUALIZE_TIME - help - Virtualize the processor time stamp counter in the guest, - generally increasing consistency between various time sources - but also potentially making guest time run slower than real time. - -endmenu - -menu "Symbiotic Functions" - -config SYMBIOTIC - bool "Enable Symbiotic Functionality" +config CHECKPOINT + bool "Enable Checkpointing" default n help - Enable Symbiotic components of the VMM. - This includes the SymSpy interface. + Enable checkpointing functionality (save/load VMs) -config SYMCALL - bool "Symbiotic upcalls" +config LIVE_MIGRATION + bool "Enable Live Migration" + depends on CHECKPOINT default n - depends on SYMBIOTIC && EXPERIMENTAL help - Enables the Symbiotic upcall interface + Enable live migration functionality (send/receive VMs) -config SWAPBYPASS - bool "SwapBypass" - default n - depends on SYMBIOTIC && SYMCALL && EXPERIMENTAL - help - This enables the SwapBypass architecture - -config SWAPBYPASS_TELEMETRY - bool "Enable SwapBypass Telemetry" +config DEBUG_CHECKPOINT + bool "Enable Checkpointing and Live Migration Debugging Output" + depends on CHECKPOINT 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 + Generate output from the debugging statements in checkpointing and live migration endmenu - - -menu "Debug configuration" - -config CONFIG_DEBUG_INFO - bool "Compile with Debug information" - default n - help - This adds the -g flag to the compilation flags - +menu "Debug Configuration" ## Is unwind information useful @@ -411,6 +326,20 @@ config DEBUG_TIME help This turns on debugging of system time virtualization +config DEBUG_SCHEDULER + bool "Scheduler" + default n + depends on DEBUG_ON + help + This turns on debugging for scheduler + +config DEBUG_CPU_MAPPER + bool "CPU Mapper" + default n + depends on DEBUG_ON + help + This turns on debugging for CPU Mapper + config DEBUG_IO bool "IO" default n @@ -427,12 +356,12 @@ config DEBUG_EMULATOR This turns on debugging for the Instruction Emulator -config DEBUG_XED - bool "XED" +config DEBUG_DECODER + bool "Instruction Decoder" default n depends on DEBUG_ON help - This turns on debugging for the Xed Decoder + This turns on debugging for the selected instruction decoder config DEBUG_HALT bool "Halt" @@ -441,6 +370,13 @@ config DEBUG_HALT help This turns on debugging for the halt instruction handler +config DEBUG_MWAIT + bool "MWAIT/MONITOR" + default n + depends on DEBUG_ON + help + This turns on debugging for the mwait and monitor instruction handlers + config DEBUG_DEV_MGR bool "Device Manager" default n @@ -448,26 +384,202 @@ config DEBUG_DEV_MGR help This turns on debugging for the device manager +config DEBUG_MEM_ERRORS + bool "Verbose memory errors" + default n + depends on DEBUG_ON + help + This turns on debugging for memory translations and lookups + +config DEBUG_LOCKS + bool "Lock debugging (if host supports it)" + default n + depends on DEBUG_ON + help + This turns on lock debugging for locks in Palacios and in its host-specifc glue code. This requires host support. +config DEBUG_MEM_ALLOC + bool "Memory allocation debugging (if host supports it)" + default n + depends on DEBUG_ON + help + This turns on memory allocation debugging in Palacios, using the mechanisms provided by the host 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 + + + + + +