diff options
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 57 |
1 files changed, 34 insertions, 23 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 6ab63107eea..d5ed94d30aa 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -21,7 +21,7 @@ config X86 select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_IDE select HAVE_OPROFILE - select HAVE_PERF_EVENTS if (!M386 && !M486) + select HAVE_PERF_EVENTS select HAVE_IRQ_WORK select HAVE_IOREMAP_PROT select HAVE_KPROBES @@ -51,6 +51,7 @@ config X86 select HAVE_KERNEL_GZIP select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_LZMA + select HAVE_KERNEL_XZ select HAVE_KERNEL_LZO select HAVE_HW_BREAKPOINT select HAVE_MIXED_BREAKPOINTS_REGS @@ -65,6 +66,7 @@ config X86 select HAVE_SPARSE_IRQ select GENERIC_IRQ_PROBE select GENERIC_PENDING_IRQ if SMP + select USE_GENERIC_SMP_HELPERS if SMP config INSTRUCTION_DECODER def_bool (KPROBES || PERF_EVENTS) @@ -203,10 +205,6 @@ config HAVE_INTEL_TXT def_bool y depends on EXPERIMENTAL && DMAR && ACPI -config USE_GENERIC_SMP_HELPERS - def_bool y - depends on SMP - config X86_32_SMP def_bool y depends on X86_32 && SMP @@ -629,11 +627,11 @@ config APB_TIMER as it is off-chip. APB timers are always running regardless of CPU C states, they are used as per CPU clockevent device when possible. -# Mark as embedded because too many people got it wrong. +# Mark as expert because too many people got it wrong. # The code disables itself when not needed. config DMI default y - bool "Enable DMI scanning" if EMBEDDED + bool "Enable DMI scanning" if EXPERT ---help--- Enabled scanning of DMI to identify machine quirks. Say Y here unless you have verified that your setup is not @@ -641,7 +639,7 @@ config DMI BIOS code. config GART_IOMMU - bool "GART IOMMU support" if EMBEDDED + bool "GART IOMMU support" if EXPERT default y select SWIOTLB depends on X86_64 && PCI && AMD_NB @@ -891,7 +889,7 @@ config X86_THERMAL_VECTOR depends on X86_MCE_INTEL config VM86 - bool "Enable VM86 support" if EMBEDDED + bool "Enable VM86 support" if EXPERT default y depends on X86_32 ---help--- @@ -1075,7 +1073,7 @@ endchoice choice depends on EXPERIMENTAL - prompt "Memory split" if EMBEDDED + prompt "Memory split" if EXPERT default VMSPLIT_3G depends on X86_32 ---help--- @@ -1137,7 +1135,7 @@ config ARCH_DMA_ADDR_T_64BIT def_bool X86_64 || HIGHMEM64G config DIRECT_GBPAGES - bool "Enable 1GB pages for kernel pagetables" if EMBEDDED + bool "Enable 1GB pages for kernel pagetables" if EXPERT default y depends on X86_64 ---help--- @@ -1170,16 +1168,16 @@ config NUMA comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI" depends on X86_32 && X86_SUMMIT && (!HIGHMEM64G || !ACPI) -config K8_NUMA +config AMD_NUMA def_bool y prompt "Old style AMD Opteron NUMA detection" depends on X86_64 && NUMA && PCI ---help--- - Enable K8 NUMA node topology detection. You should say Y here if - you have a multi processor AMD K8 system. This uses an old - method to read the NUMA configuration directly from the builtin - Northbridge of Opteron. It is recommended to use X86_64_ACPI_NUMA - instead, which also takes priority if both are compiled in. + Enable AMD NUMA node topology detection. You should say Y here if + you have a multi processor AMD system. This uses an old method to + read the NUMA configuration directly from the builtin Northbridge + of Opteron. It is recommended to use X86_64_ACPI_NUMA instead, + which also takes priority if both are compiled in. config X86_64_ACPI_NUMA def_bool y @@ -1371,7 +1369,7 @@ config MATH_EMULATION config MTRR def_bool y - prompt "MTRR (Memory Type Range Register) support" if EMBEDDED + prompt "MTRR (Memory Type Range Register) support" if EXPERT ---help--- On Intel P6 family processors (Pentium Pro, Pentium II and later) the Memory Type Range Registers (MTRRs) may be used to control @@ -1437,7 +1435,7 @@ config MTRR_SANITIZER_SPARE_REG_NR_DEFAULT config X86_PAT def_bool y - prompt "x86 PAT support" if EMBEDDED + prompt "x86 PAT support" if EXPERT depends on MTRR ---help--- Use PAT attributes to setup page level cache control. @@ -1541,7 +1539,7 @@ config KEXEC_JUMP code in physical address mode via KEXEC config PHYSICAL_START - hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP) + hex "Physical address where the kernel is loaded" if (EXPERT || CRASH_DUMP) default "0x1000000" ---help--- This gives the physical address where the kernel is loaded. @@ -1936,13 +1934,19 @@ config PCI_MMCONFIG depends on X86_64 && PCI && ACPI config PCI_CNB20LE_QUIRK - bool "Read CNB20LE Host Bridge Windows" - depends on PCI + bool "Read CNB20LE Host Bridge Windows" if EXPERT + default n + depends on PCI && EXPERIMENTAL help Read the PCI windows out of the CNB20LE host bridge. This allows PCI hotplug to work on systems with the CNB20LE chipset which do not have ACPI. + There's no public spec for this chipset, and this functionality + is known to be incomplete. + + You should say N unless you know you need this. + config DMAR bool "Support for DMA Remapping Devices (EXPERIMENTAL)" depends on PCI_MSI && ACPI && EXPERIMENTAL @@ -2064,13 +2068,14 @@ config OLPC bool "One Laptop Per Child support" select GPIOLIB select OLPC_OPENFIRMWARE + depends on !X86_64 && !X86_PAE ---help--- Add support for detecting the unique features of the OLPC XO hardware. config OLPC_XO1 tristate "OLPC XO-1 support" - depends on OLPC && PCI + depends on OLPC && MFD_CS5535 ---help--- Add support for non-essential features of the OLPC XO-1 laptop. @@ -2078,11 +2083,17 @@ config OLPC_OPENFIRMWARE bool "Support for OLPC's Open Firmware" depends on !X86_64 && !X86_PAE default n + select OF help This option adds support for the implementation of Open Firmware that is used on the OLPC XO-1 Children's Machine. If unsure, say N here. +config OLPC_OPENFIRMWARE_DT + bool + default y if OLPC_OPENFIRMWARE && PROC_DEVICETREE + select OF_PROMTREE + endif # X86_32 config AMD_NB |