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-rw-r--r--arch/x86/Kconfig73
1 files changed, 39 insertions, 34 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 3cb5bb02172..6f77afa6bca 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -53,12 +53,16 @@ config X86
select HAVE_KERNEL_LZMA
select HAVE_KERNEL_LZO
select HAVE_HW_BREAKPOINT
+ select HAVE_MIXED_BREAKPOINTS_REGS
select PERF_EVENTS
select HAVE_PERF_EVENTS_NMI
select ANON_INODES
select HAVE_ARCH_KMEMCHECK
select HAVE_USER_RETURN_NOTIFIER
+config INSTRUCTION_DECODER
+ def_bool (KPROBES || PERF_EVENTS)
+
config OUTPUT_FORMAT
string
default "elf32-i386" if X86_32
@@ -106,6 +110,9 @@ config SBUS
config NEED_DMA_MAP_STATE
def_bool (X86_64 || DMAR || DMA_API_DEBUG)
+config NEED_SG_DMA_LENGTH
+ def_bool y
+
config GENERIC_ISA_DMA
def_bool y
@@ -198,20 +205,17 @@ config HAVE_INTEL_TXT
# Use the generic interrupt handling code in kernel/irq/:
config GENERIC_HARDIRQS
- bool
- default y
+ def_bool y
config GENERIC_HARDIRQS_NO__DO_IRQ
def_bool y
config GENERIC_IRQ_PROBE
- bool
- default y
+ def_bool y
config GENERIC_PENDING_IRQ
- bool
+ def_bool y
depends on GENERIC_HARDIRQS && SMP
- default y
config USE_GENERIC_SMP_HELPERS
def_bool y
@@ -226,19 +230,22 @@ config X86_64_SMP
depends on X86_64 && SMP
config X86_HT
- bool
+ def_bool y
depends on SMP
- default y
config X86_TRAMPOLINE
- bool
+ def_bool y
depends on SMP || (64BIT && ACPI_SLEEP)
- default y
config X86_32_LAZY_GS
def_bool y
depends on X86_32 && !CC_STACKPROTECTOR
+config ARCH_HWEIGHT_CFLAGS
+ string
+ default "-fcall-saved-ecx -fcall-saved-edx" if X86_32
+ default "-fcall-saved-rdi -fcall-saved-rsi -fcall-saved-rdx -fcall-saved-rcx -fcall-saved-r8 -fcall-saved-r9 -fcall-saved-r10 -fcall-saved-r11" if X86_64
+
config KTIME_SCALAR
def_bool X86_32
source "init/Kconfig"
@@ -448,7 +455,7 @@ config X86_NUMAQ
firmware with - send email to <Martin.Bligh@us.ibm.com>.
config X86_SUPPORTS_MEMORY_FAILURE
- bool
+ def_bool y
# MCE code calls memory_failure():
depends on X86_MCE
# On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
@@ -456,7 +463,6 @@ config X86_SUPPORTS_MEMORY_FAILURE
# On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
depends on X86_64 || !SPARSEMEM
select ARCH_SUPPORTS_MEMORY_FAILURE
- default y
config X86_VISWS
bool "SGI 320/540 (Visual Workstation)"
@@ -571,7 +577,6 @@ config PARAVIRT_SPINLOCKS
config PARAVIRT_CLOCK
bool
- default n
endif
@@ -750,7 +755,6 @@ config MAXSMP
bool "Configure Maximum number of SMP Processors and NUMA Nodes"
depends on X86_64 && SMP && DEBUG_KERNEL && EXPERIMENTAL
select CPUMASK_OFFSTACK
- default n
---help---
Configure maximum number of CPUS and NUMA Nodes for this architecture.
If unsure, say N.
@@ -830,7 +834,6 @@ config X86_VISWS_APIC
config X86_REROUTE_FOR_BROKEN_BOOT_IRQS
bool "Reroute for broken boot IRQs"
- default n
depends on X86_IO_APIC
---help---
This option enables a workaround that fixes a source of
@@ -877,9 +880,8 @@ config X86_MCE_AMD
the DRAM Error Threshold.
config X86_ANCIENT_MCE
- def_bool n
+ bool "Support for old Pentium 5 / WinChip machine checks"
depends on X86_32 && X86_MCE
- prompt "Support for old Pentium 5 / WinChip machine checks"
---help---
Include support for machine check handling on old Pentium 5 or WinChip
systems. These typically need to be enabled explicitely on the command
@@ -887,8 +889,7 @@ config X86_ANCIENT_MCE
config X86_MCE_THRESHOLD
depends on X86_MCE_AMD || X86_MCE_INTEL
- bool
- default y
+ def_bool y
config X86_MCE_INJECT
depends on X86_MCE
@@ -1027,8 +1028,8 @@ config X86_CPUID
choice
prompt "High Memory Support"
- default HIGHMEM4G if !X86_NUMAQ
default HIGHMEM64G if X86_NUMAQ
+ default HIGHMEM4G
depends on X86_32
config NOHIGHMEM
@@ -1286,7 +1287,7 @@ source "mm/Kconfig"
config HIGHPTE
bool "Allocate 3rd-level pagetables from highmem"
- depends on X86_32 && (HIGHMEM4G || HIGHMEM64G)
+ depends on HIGHMEM
---help---
The VM uses one page table entry for each page of physical memory.
For systems with a lot of RAM, this can be wasteful of precious
@@ -1370,8 +1371,7 @@ config MATH_EMULATION
kernel, it won't hurt.
config MTRR
- bool
- default y
+ def_bool y
prompt "MTRR (Memory Type Range Register) support" if EMBEDDED
---help---
On Intel P6 family processors (Pentium Pro, Pentium II and later)
@@ -1437,8 +1437,7 @@ config MTRR_SANITIZER_SPARE_REG_NR_DEFAULT
mtrr_spare_reg_nr=N on the kernel command line.
config X86_PAT
- bool
- default y
+ def_bool y
prompt "x86 PAT support" if EMBEDDED
depends on MTRR
---help---
@@ -1606,8 +1605,7 @@ config X86_NEED_RELOCS
depends on X86_32 && RELOCATABLE
config PHYSICAL_ALIGN
- hex
- prompt "Alignment value to which kernel should be aligned" if X86_32
+ hex "Alignment value to which kernel should be aligned" if X86_32
default "0x1000000"
range 0x2000 0x1000000
---help---
@@ -1654,7 +1652,6 @@ config COMPAT_VDSO
config CMDLINE_BOOL
bool "Built-in kernel command line"
- default n
---help---
Allow for specifying boot arguments to the kernel at
build time. On some systems (e.g. embedded ones), it is
@@ -1688,7 +1685,6 @@ config CMDLINE
config CMDLINE_OVERRIDE
bool "Built-in command line overrides boot loader arguments"
- default n
depends on CMDLINE_BOOL
---help---
Set this option to 'Y' to have the kernel ignore the boot loader
@@ -1711,6 +1707,10 @@ config HAVE_ARCH_EARLY_PFN_TO_NID
def_bool X86_64
depends on NUMA
+config USE_PERCPU_NUMA_NODE_ID
+ def_bool X86_64
+ depends on NUMA
+
menu "Power management and ACPI options"
config ARCH_HIBERNATION_HEADER
@@ -1724,8 +1724,7 @@ source "drivers/acpi/Kconfig"
source "drivers/sfi/Kconfig"
config X86_APM_BOOT
- bool
- default y
+ def_bool y
depends on APM || APM_MODULE
menuconfig APM
@@ -1932,6 +1931,14 @@ config PCI_MMCONFIG
bool "Support mmconfig PCI config space access"
depends on X86_64 && PCI && ACPI
+config PCI_CNB20LE_QUIRK
+ bool "Read CNB20LE Host Bridge Windows"
+ depends on PCI
+ 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.
+
config DMAR
bool "Support for DMA Remapping Devices (EXPERIMENTAL)"
depends on PCI_MSI && ACPI && EXPERIMENTAL
@@ -1954,8 +1961,7 @@ config DMAR_DEFAULT_ON
experimental.
config DMAR_BROKEN_GFX_WA
- def_bool n
- prompt "Workaround broken graphics drivers (going away soon)"
+ bool "Workaround broken graphics drivers (going away soon)"
depends on DMAR && BROKEN
---help---
Current Graphics drivers tend to use physical address
@@ -2053,7 +2059,6 @@ config SCx200HR_TIMER
config OLPC
bool "One Laptop Per Child support"
select GPIOLIB
- default n
---help---
Add support for detecting the unique features of the OLPC
XO hardware.