xen: use maximum reservation to limit amount of usable RAM

[pandora-kernel.git] / arch / x86 / Kconfig

diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index fc76e42..153aa6f 100644 (file)
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -95,6 +95,10 @@ config CLOCKSOURCE_WATCHDOG
 config GENERIC_CLOCKEVENTS
        def_bool y
 
+config ARCH_CLOCKSOURCE_DATA
+       def_bool y
+       depends on X86_64
+
 config GENERIC_CLOCKEVENTS_BROADCAST
        def_bool y
        depends on X86_64 || (X86_32 && X86_LOCAL_APIC)
@@ -386,12 +390,21 @@ config X86_INTEL_CE
          This option compiles in support for the CE4100 SOC for settop
          boxes and media devices.
 
+config X86_INTEL_MID
+       bool "Intel MID platform support"
+       depends on X86_32
+       depends on X86_EXTENDED_PLATFORM
+       ---help---
+         Select to build a kernel capable of supporting Intel MID platform
+         systems which do not have the PCI legacy interfaces (Moorestown,
+         Medfield). If you are building for a PC class system say N here.
+
+if X86_INTEL_MID
+
 config X86_MRST
        bool "Moorestown MID platform"
        depends on PCI
        depends on PCI_GOANY
-       depends on X86_32
-       depends on X86_EXTENDED_PLATFORM
        depends on X86_IO_APIC
        select APB_TIMER
        select I2C
@@ -406,6 +419,8 @@ config X86_MRST
          nor standard legacy replacement devices/features. e.g. Moorestown does
          not contain i8259, i8254, HPET, legacy BIOS, most of the io ports.
 
+endif
+
 config X86_RDC321X
        bool "RDC R-321x SoC"
        depends on X86_32
@@ -514,6 +529,18 @@ menuconfig PARAVIRT_GUEST
 
 if PARAVIRT_GUEST
 
+config PARAVIRT_TIME_ACCOUNTING
+       bool "Paravirtual steal time accounting"
+       select PARAVIRT
+       default n
+       ---help---
+         Select this option to enable fine granularity task steal time
+         accounting. Time spent executing other tasks in parallel with
+         the current vCPU is discounted from the vCPU power. To account for
+         that, there can be a small performance impact.
+
+         If in doubt, say N here.
+
 source "arch/x86/xen/Kconfig"
 
 config KVM_CLOCK
@@ -619,6 +646,7 @@ config HPET_EMULATE_RTC
 config APB_TIMER
        def_bool y if MRST
        prompt "Langwell APB Timer Support" if X86_MRST
+       select DW_APB_TIMER
        help
          APB timer is the replacement for 8254, HPET on X86 MID platforms.
          The APBT provides a stable time base on SMP
@@ -1709,8 +1737,8 @@ menuconfig APM
          machines with more than one CPU.
 
          In order to use APM, you will need supporting software. For location
-         and more information, read <file:Documentation/power/pm.txt> and the
-         Battery Powered Linux mini-HOWTO, available from
+         and more information, read <file:Documentation/power/apm-acpi.txt>
+         and the Battery Powered Linux mini-HOWTO, available from
          <http://www.tldp.org/docs.html#howto>.
 
          This driver does not spin down disk drives (see the hdparm(8)
@@ -1996,11 +2024,44 @@ config OLPC
          Add support for detecting the unique features of the OLPC
          XO hardware.
 
-config OLPC_XO1
-       tristate "OLPC XO-1 support"
-       depends on OLPC && MFD_CS5535
-       ---help---
-         Add support for non-essential features of the OLPC XO-1 laptop.
+config OLPC_XO1_PM
+       bool "OLPC XO-1 Power Management"
+       depends on OLPC && MFD_CS5535 && PM_SLEEP
+       select MFD_CORE
+       ---help---
+         Add support for poweroff and suspend of the OLPC XO-1 laptop.
+
+config OLPC_XO1_RTC
+       bool "OLPC XO-1 Real Time Clock"
+       depends on OLPC_XO1_PM && RTC_DRV_CMOS
+       ---help---
+         Add support for the XO-1 real time clock, which can be used as a
+         programmable wakeup source.
+
+config OLPC_XO1_SCI
+       bool "OLPC XO-1 SCI extras"
+       depends on OLPC && OLPC_XO1_PM
+       select POWER_SUPPLY
+       select GPIO_CS5535
+       select MFD_CORE
+       ---help---
+         Add support for SCI-based features of the OLPC XO-1 laptop:
+          - EC-driven system wakeups
+          - Power button
+          - Ebook switch
+          - Lid switch
+          - AC adapter status updates
+          - Battery status updates
+
+config OLPC_XO15_SCI
+       bool "OLPC XO-1.5 SCI extras"
+       depends on OLPC && ACPI
+       select POWER_SUPPLY
+       ---help---
+         Add support for SCI-based features of the OLPC XO-1.5 laptop:
+          - EC-driven system wakeups
+          - AC adapter status updates
+          - Battery status updates
 
 endif # X86_32