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-rw-r--r--arch/x86/Kconfig43
-rw-r--r--arch/x86/Kconfig.cpu2
-rw-r--r--arch/x86/Kconfig.debug4
3 files changed, 30 insertions, 19 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index b6fccb07123e..d5ed94d30aad 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -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---
@@ -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
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 15588a0ef466..283c5a6a03a6 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -424,7 +424,7 @@ config X86_DEBUGCTLMSR
depends on !(MK6 || MWINCHIPC6 || MWINCHIP3D || MCYRIXIII || M586MMX || M586TSC || M586 || M486 || M386) && !UML
menuconfig PROCESSOR_SELECT
- bool "Supported processor vendors" if EMBEDDED
+ bool "Supported processor vendors" if EXPERT
---help---
This lets you choose what x86 vendor support code your kernel
will include.
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 45143bbcfe5e..615e18810f48 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -31,7 +31,7 @@ config X86_VERBOSE_BOOTUP
see errors. Disable this if you want silent bootup.
config EARLY_PRINTK
- bool "Early printk" if EMBEDDED
+ bool "Early printk" if EXPERT
default y
---help---
Write kernel log output directly into the VGA buffer or to a serial
@@ -138,7 +138,7 @@ config DEBUG_NX_TEST
config DOUBLEFAULT
default y
- bool "Enable doublefault exception handler" if EMBEDDED
+ bool "Enable doublefault exception handler" if EXPERT
depends on X86_32
---help---
This option allows trapping of rare doublefault exceptions that