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x86: let MPS support be selectable, v2

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v2: seperate "fix for compiling when MPPARSE is not set" to another patch
    make X86_MPPARSE to be selectable only when acpi is set and
    X86_MPPARSE will be set if acpi is not set.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Yinghai Lu 2008-06-19 12:13:09 -07:00 committed by Ingo Molnar
parent fcfa146e41
commit 6695c85b2e
2 changed files with 21 additions and 9 deletions
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21
arch/x86/Kconfig
View File

@ -230,6 +230,27 @@ config SMP
If you don't know what to do here, say N. If you don't know what to do here, say N.
config X86_FIND_SMP_CONFIG
def_bool y
depends on X86_MPPARSE || X86_VOYAGER || X86_VISWS
depends on X86_32
if ACPI
config X86_MPPARSE
def_bool y
bool "Enable MPS table"
depends on ((X86_32 && (X86_LOCAL_APIC && !X86_VISWS)) || X86_64)
help
For old smp systems that do not have proper acpi support. Newer systems
(esp with 64bit cpus) with acpi support, MADT and DSDT will override it
endif
if !ACPI
config X86_MPPARSE
def_bool y
depends on ((X86_32 && (X86_LOCAL_APIC && !X86_VISWS)) || X86_64)
endif
choice choice
prompt "Subarchitecture Type" prompt "Subarchitecture Type"
default X86_PC default X86_PC

9
arch/x86/Kconfig.debug
View File

@ -129,15 +129,6 @@ config 4KSTACKS
on the VM subsystem for higher order allocations. This option on the VM subsystem for higher order allocations. This option
will also use IRQ stacks to compensate for the reduced stackspace. will also use IRQ stacks to compensate for the reduced stackspace.
config X86_FIND_SMP_CONFIG
def_bool y
depends on X86_MPPARSE || X86_VOYAGER || X86_VISWS
depends on X86_32
config X86_MPPARSE
def_bool y
depends on (X86_32 && (X86_LOCAL_APIC && !X86_VISWS)) || X86_64
config DOUBLEFAULT config DOUBLEFAULT
default y default y
bool "Enable doublefault exception handler" if EMBEDDED bool "Enable doublefault exception handler" if EMBEDDED