config GENERIC_CLOCKEVENTS_BROADCAST
bool
default y
+ depends on X86_LOCAL_APIC
config LOCKDEP_SUPPORT
bool
bool
default y
+config ARCH_USES_SLAB_PAGE_STRUCT
+ bool
+ default y
+
config DMI
bool
default y
config VMI
bool "VMI Paravirt-ops support"
- depends on PARAVIRT && !NO_HZ
- default y
+ depends on PARAVIRT
help
- VMI provides a paravirtualized interface to multiple hypervisors
- include VMware ESX server and Xen by connecting to a ROM module
+ VMI provides a paravirtualized interface to the VMware ESX server
+ (it could be used by other hypervisors in theory too, but is not
+ at the moment), by linking the kernel to a GPL-ed ROM module
provided by the hypervisor.
config ACPI_SRAT
bool "3G/1G user/kernel split (for full 1G low memory)"
config VMSPLIT_2G
bool "2G/2G user/kernel split"
+ config VMSPLIT_2G_OPT
+ depends on !HIGHMEM
+ bool "2G/2G user/kernel split (for full 2G low memory)"
config VMSPLIT_1G
bool "1G/3G user/kernel split"
endchoice
config PAGE_OFFSET
hex
default 0xB0000000 if VMSPLIT_3G_OPT
- default 0x78000000 if VMSPLIT_2G
+ default 0x80000000 if VMSPLIT_2G
+ default 0x78000000 if VMSPLIT_2G_OPT
default 0x40000000 if VMSPLIT_1G
default 0xC0000000
config COMPAT_VDSO
bool "Compat VDSO support"
default y
- depends on !PARAVIRT
help
Map the VDSO to the predictable old-style address too.
---help---
source "drivers/acpi/Kconfig"
-menu "APM (Advanced Power Management) BIOS Support"
-depends on PM && !X86_VISWS
-
-config APM
+menuconfig APM
tristate "APM (Advanced Power Management) BIOS support"
- depends on PM
+ depends on PM && !X86_VISWS
---help---
APM is a BIOS specification for saving power using several different
techniques. This is mostly useful for battery powered laptops with
To compile this driver as a module, choose M here: the
module will be called apm.
+if APM
+
config APM_IGNORE_USER_SUSPEND
bool "Ignore USER SUSPEND"
- depends on APM
help
This option will ignore USER SUSPEND requests. On machines with a
compliant APM BIOS, you want to say N. However, on the NEC Versa M
config APM_DO_ENABLE
bool "Enable PM at boot time"
- depends on APM
---help---
Enable APM features at boot time. From page 36 of the APM BIOS
specification: "When disabled, the APM BIOS does not automatically
config APM_CPU_IDLE
bool "Make CPU Idle calls when idle"
- depends on APM
help
Enable calls to APM CPU Idle/CPU Busy inside the kernel's idle loop.
On some machines, this can activate improved power savings, such as
config APM_DISPLAY_BLANK
bool "Enable console blanking using APM"
- depends on APM
help
Enable console blanking using the APM. Some laptops can use this to
turn off the LCD backlight when the screen blanker of the Linux
backlight at all, or it might print a lot of errors to the console,
especially if you are using gpm.
-config APM_RTC_IS_GMT
- bool "RTC stores time in GMT"
- depends on APM
- help
- Say Y here if your RTC (Real Time Clock a.k.a. hardware clock)
- stores the time in GMT (Greenwich Mean Time). Say N if your RTC
- stores localtime.
-
- It is in fact recommended to store GMT in your RTC, because then you
- don't have to worry about daylight savings time changes. The only
- reason not to use GMT in your RTC is if you also run a broken OS
- that doesn't understand GMT.
-
config APM_ALLOW_INTS
bool "Allow interrupts during APM BIOS calls"
- depends on APM
help
Normally we disable external interrupts while we are making calls to
the APM BIOS as a measure to lessen the effects of a badly behaving
config APM_REAL_MODE_POWER_OFF
bool "Use real mode APM BIOS call to power off"
- depends on APM
help
Use real mode APM BIOS calls to switch off the computer. This is
a work-around for a number of buggy BIOSes. Switch this option on if
your computer crashes instead of powering off properly.
-endmenu
+endif # APM
source "arch/i386/kernel/cpu/cpufreq/Kconfig"
bool "PCI support" if !X86_VISWS
depends on !X86_VOYAGER
default y if X86_VISWS
+ select ARCH_SUPPORTS_MSI if (X86_LOCAL_APIC && X86_IO_APIC)
help
Find out whether you have a PCI motherboard. PCI is the name of a
bus system, i.e. the way the CPU talks to the other stuff inside
config KTIME_SCALAR
bool
default y
-
-config NO_IDLE_HZ
- bool
- depends on PARAVIRT
- default y
- help
- Switches the regular HZ timer off when the system is going idle.
- This helps a hypervisor detect that the Linux system is idle,
- reducing the overhead of idle systems.