config IA64
bool
+ select PCI if (!IA64_HP_SIM)
+ select ACPI if (!IA64_HP_SIM)
+ select PM if (!IA64_HP_SIM)
+ select ARCH_SUPPORTS_MSI
default y
help
The Itanium Processor Family is Intel's 64-bit successor to
config 64BIT
bool
+ select ATA_NONSTANDARD if ATA
+ default y
+
+config ZONE_DMA
+ def_bool y
+ depends on !IA64_SGI_SN2
+
+config QUICKLIST
+ bool
default y
config MMU
bool
default y
+config SWIOTLB
+ bool
+
config RWSEM_XCHGADD_ALGORITHM
bool
default y
+config ARCH_HAS_ILOG2_U32
+ bool
+ default n
+
+config ARCH_HAS_ILOG2_U64
+ bool
+ default n
+
+config GENERIC_FIND_NEXT_BIT
+ bool
+ default y
+
config GENERIC_CALIBRATE_DELAY
bool
default y
bool
default y
+config DMI
+ bool
+ default y
+
config EFI
bool
default y
bool
select GENERIC_ALLOCATOR
+config AUDIT_ARCH
+ bool
+ default y
+
choice
prompt "System type"
default IA64_GENERIC
bool "generic"
select NUMA
select ACPI_NUMA
- select VIRTUAL_MEM_MAP
- select DISCONTIGMEM
+ select SWIOTLB
help
This selects the system type of your hardware. A "generic" kernel
will run on any supported IA-64 system. However, if you configure
config IA64_DIG
bool "DIG-compliant"
+ select SWIOTLB
config IA64_HP_ZX1
bool "HP-zx1/sx1000"
config IA64_HP_ZX1_SWIOTLB
bool "HP-zx1/sx1000 with software I/O TLB"
+ select SWIOTLB
help
Build a kernel that runs on HP zx1 and sx1000 systems even when they
have broken PCI devices which cannot DMA to full 32 bits. Apart
config IA64_HP_SIM
bool "Ski-simulator"
+ select SWIOTLB
endchoice
endchoice
+choice
+ prompt "Page Table Levels"
+ default PGTABLE_3
+
+config PGTABLE_3
+ bool "3 Levels"
+
+config PGTABLE_4
+ depends on !IA64_PAGE_SIZE_64KB
+ bool "4 Levels"
+
+endchoice
+
source kernel/Kconfig.hz
config IA64_BRL_EMU
default "7" if MCKINLEY
default "6" if ITANIUM
-# align cache-sensitive data to 64 bytes
-config NUMA
- bool "NUMA support"
- depends on !IA64_HP_SIM
- default y if IA64_SGI_SN2
- select ACPI_NUMA
- help
- Say Y to compile the kernel to support NUMA (Non-Uniform Memory
- Access). This option is for configuring high-end multiprocessor
- server systems. If in doubt, say N.
-
-config VIRTUAL_MEM_MAP
- bool "Virtual mem map"
- default y if !IA64_HP_SIM
- help
- Say Y to compile the kernel with support for a virtual mem map.
- This code also only takes effect if a memory hole of greater than
- 1 Gb is found during boot. You must turn this option on if you
- require the DISCONTIGMEM option for your machine. If you are
- unsure, say Y.
-
-config HOLES_IN_ZONE
- bool
- default y if VIRTUAL_MEM_MAP
-
-config ARCH_DISCONTIGMEM_ENABLE
- bool "Discontiguous memory support"
- depends on (IA64_DIG || IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB) && NUMA && VIRTUAL_MEM_MAP
- default y if (IA64_SGI_SN2 || IA64_GENERIC) && NUMA
- help
- Say Y to support efficient handling of discontiguous physical memory,
- for architectures which are either NUMA (Non-Uniform Memory Access)
- or have huge holes in the physical address space for other reasons.
- See <file:Documentation/vm/numa> for more.
-
config IA64_CYCLONE
bool "Cyclone (EXA) Time Source support"
help
config IA64_SGI_SN_XP
tristate "Support communication between SGI SSIs"
+ depends on IA64_GENERIC || IA64_SGI_SN2
select IA64_UNCACHED_ALLOCATOR
help
An SGI machine can be divided into multiple Single System
based on a network adapter and DMA messaging.
config FORCE_MAX_ZONEORDER
- int
- default "18"
+ int "MAX_ORDER (11 - 17)" if !HUGETLB_PAGE
+ range 11 17 if !HUGETLB_PAGE
+ default "17" if HUGETLB_PAGE
+ default "11"
config SMP
bool "Symmetric multi-processing support"
If you don't know what to do here, say N.
config NR_CPUS
- int "Maximum number of CPUs (2-512)"
- range 2 512
+ int "Maximum number of CPUs (2-1024)"
+ range 2 1024
depends on SMP
- default "64"
+ default "1024"
help
You should set this to the number of CPUs in your system, but
keep in mind that a kernel compiled for, e.g., 2 CPUs will boot but
can be controlled through /sys/devices/system/cpu/cpu#.
Say N if you want to disable CPU hotplug.
+config ARCH_ENABLE_MEMORY_HOTPLUG
+ def_bool y
+
config SCHED_SMT
bool "SMT scheduler support"
depends on SMP
- default off
help
Improves the CPU scheduler's decision making when dealing with
Intel IA64 chips with MultiThreading at a cost of slightly increased
overhead in some places. If unsure say N here.
+config PERMIT_BSP_REMOVE
+ bool "Support removal of Bootstrap Processor"
+ depends on HOTPLUG_CPU
+ default n
+ ---help---
+ Say Y here if your platform SAL will support removal of BSP with HOTPLUG_CPU
+ support.
+
+config FORCE_CPEI_RETARGET
+ bool "Force assumption that CPEI can be re-targetted"
+ depends on PERMIT_BSP_REMOVE
+ default n
+ ---help---
+ Say Y if you need to force the assumption that CPEI can be re-targetted to
+ any cpu in the system. This hint is available via ACPI 3.0 specifications.
+ Tiger4 systems are capable of re-directing CPEI to any CPU other than BSP.
+ This option it useful to enable this feature on older BIOS's as well.
+ You can also enable this by using boot command line option force_cpei=1.
+
config PREEMPT
bool "Preemptible Kernel"
help
source "mm/Kconfig"
-config HAVE_DEC_LOCK
+config ARCH_SELECT_MEMORY_MODEL
+ def_bool y
+
+config ARCH_DISCONTIGMEM_ENABLE
+ def_bool y
+ help
+ Say Y to support efficient handling of discontiguous physical memory,
+ for architectures which are either NUMA (Non-Uniform Memory Access)
+ or have huge holes in the physical address space for other reasons.
+ See <file:Documentation/vm/numa> for more.
+
+config ARCH_FLATMEM_ENABLE
+ def_bool y
+
+config ARCH_SPARSEMEM_ENABLE
+ def_bool y
+ depends on ARCH_DISCONTIGMEM_ENABLE
+
+config ARCH_DISCONTIGMEM_DEFAULT
+ def_bool y if (IA64_SGI_SN2 || IA64_GENERIC || IA64_HP_ZX1 || IA64_HP_ZX1_SWIOTLB)
+ depends on ARCH_DISCONTIGMEM_ENABLE
+
+config NUMA
+ bool "NUMA support"
+ depends on !IA64_HP_SIM && !FLATMEM
+ default y if IA64_SGI_SN2
+ select ACPI_NUMA if ACPI
+ help
+ Say Y to compile the kernel to support NUMA (Non-Uniform Memory
+ Access). This option is for configuring high-end multiprocessor
+ server systems. If in doubt, say N.
+
+config NODES_SHIFT
+ int "Max num nodes shift(3-10)"
+ range 3 10
+ default "10"
+ depends on NEED_MULTIPLE_NODES
+ help
+ This option specifies the maximum number of nodes in your SSI system.
+ MAX_NUMNODES will be 2^(This value).
+ If in doubt, use the default.
+
+config ARCH_POPULATES_NODE_MAP
+ def_bool y
+
+# VIRTUAL_MEM_MAP and FLAT_NODE_MEM_MAP are functionally equivalent.
+# VIRTUAL_MEM_MAP has been retained for historical reasons.
+config VIRTUAL_MEM_MAP
+ bool "Virtual mem map"
+ depends on !SPARSEMEM
+ default y if !IA64_HP_SIM
+ help
+ Say Y to compile the kernel with support for a virtual mem map.
+ This code also only takes effect if a memory hole of greater than
+ 1 Gb is found during boot. You must turn this option on if you
+ require the DISCONTIGMEM option for your machine. If you are
+ unsure, say Y.
+
+config HOLES_IN_ZONE
bool
- depends on (SMP || PREEMPT)
- default y
+ default y if VIRTUAL_MEM_MAP
+
+config HAVE_ARCH_EARLY_PFN_TO_NID
+ def_bool y
+ depends on NEED_MULTIPLE_NODES
+
+config HAVE_ARCH_NODEDATA_EXTENSION
+ def_bool y
+ depends on NUMA
config IA32_SUPPORT
bool "Support for Linux/x86 binaries"
To use this option, you have to ensure that the "/proc file system
support" (CONFIG_PROC_FS) is enabled, too.
-config ACPI_DEALLOCATE_IRQ
- bool
- depends on IOSAPIC && EXPERIMENTAL
- default y
+config IA64_MC_ERR_INJECT
+ tristate "MC error injection support"
+ help
+ Selets whether support for MC error injection. By enabling the
+ support, kernel provide sysfs interface for user application to
+ call MC error injection PAL procedure to inject various errors.
+ This is a useful tool for MCA testing.
+
+ If you're unsure, do not select this option.
+
+config SGI_SN
+ def_bool y if (IA64_SGI_SN2 || IA64_GENERIC)
+
+config IA64_ESI
+ bool "ESI (Extensible SAL Interface) support"
+ help
+ If you say Y here, support is built into the kernel to
+ make ESI calls. ESI calls are used to support vendor-specific
+ firmware extensions, such as the ability to inject memory-errors
+ for test-purposes. If you're unsure, say N.
+
+source "drivers/sn/Kconfig"
+
+config KEXEC
+ bool "kexec system call (EXPERIMENTAL)"
+ depends on EXPERIMENTAL && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
+ help
+ kexec is a system call that implements the ability to shutdown your
+ current kernel, and to start another kernel. It is like a reboot
+ but it is independent of the system firmware. And like a reboot
+ you can start any kernel with it, not just Linux.
+
+ The name comes from the similiarity to the exec system call.
+
+ It is an ongoing process to be certain the hardware in a machine
+ is properly shutdown, so do not be surprised if this code does not
+ initially work for you. It may help to enable device hotplugging
+ support. As of this writing the exact hardware interface is
+ strongly in flux, so no good recommendation can be made.
+
+config CRASH_DUMP
+ bool "kernel crash dumps (EXPERIMENTAL)"
+ depends on EXPERIMENTAL && IA64_MCA_RECOVERY && !IA64_HP_SIM && (!SMP || HOTPLUG_CPU)
+ help
+ Generate crash dump after being started by kexec.
source "drivers/firmware/Kconfig"
menu "Power management and ACPI"
-config PM
- bool "Power Management support"
- depends on !IA64_HP_SIM
- default y
- help
- "Power Management" means that parts of your computer are shut
- off or put into a power conserving "sleep" mode if they are not
- being used. There are two competing standards for doing this: APM
- and ACPI. If you want to use either one, say Y here and then also
- to the requisite support below.
-
- Power Management is most important for battery powered laptop
- computers; if you have a laptop, check out the Linux Laptop home
- page on the WWW at <http://www.linux-on-laptops.com/> and the
- Battery Powered Linux mini-HOWTO, available from
- <http://www.tldp.org/docs.html#howto>.
-
- Note that, even if you say N here, Linux on the x86 architecture
- will issue the hlt instruction if nothing is to be done, thereby
- sending the processor to sleep and saving power.
-
-config ACPI
- bool
- depends on !IA64_HP_SIM
- default y
-
-if !IA64_HP_SIM
+source "kernel/power/Kconfig"
source "drivers/acpi/Kconfig"
-endif
-
if PM
source "arch/ia64/kernel/cpufreq/Kconfig"
here unless you are using a simulator without PCI support.
config PCI_DOMAINS
- bool
- default PCI
+ def_bool PCI
+
+config PCI_SYSCALL
+ def_bool PCI
+
+source "drivers/pci/pcie/Kconfig"
source "drivers/pci/Kconfig"
source "drivers/Kconfig"
+config MSPEC
+ tristate "Memory special operations driver"
+ depends on IA64
+ select IA64_UNCACHED_ALLOCATOR
+ help
+ If you have an ia64 and you want to enable memory special
+ operations support (formerly known as fetchop), say Y here,
+ otherwise say N.
+
source "fs/Kconfig"
source "lib/Kconfig"
depends on GENERIC_HARDIRQS && SMP
default y
+config IRQ_PER_CPU
+ bool
+ default y
+
source "arch/ia64/hp/sim/Kconfig"
+menu "Instrumentation Support"
+ depends on EXPERIMENTAL
+
source "arch/ia64/oprofile/Kconfig"
+config KPROBES
+ bool "Kprobes"
+ depends on KALLSYMS && MODULES
+ help
+ Kprobes allows you to trap at almost any kernel address and
+ execute a callback function. register_kprobe() establishes
+ a probepoint and specifies the callback. Kprobes is useful
+ for kernel debugging, non-intrusive instrumentation and testing.
+ If in doubt, say "N".
+endmenu
+
source "arch/ia64/Kconfig.debug"
source "security/Kconfig"