Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759511AbXKCXuj (ORCPT ); Sat, 3 Nov 2007 19:50:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758671AbXKCXtq (ORCPT ); Sat, 3 Nov 2007 19:49:46 -0400 Received: from pasmtpa.tele.dk ([80.160.77.114]:52684 "EHLO pasmtpA.tele.dk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757015AbXKCXto (ORCPT ); Sat, 3 Nov 2007 19:49:44 -0400 From: Sam Ravnborg To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , LKML Cc: Sam Ravnborg Subject: [PATCH 04/10] x86: add X86_32 dependency to i386 specific symbols in Kconfig.i386 Date: Sun, 4 Nov 2007 00:51:14 +0100 Message-Id: <11941338802525-git-send-email-sam@ravnborg.org> X-Mailer: git-send-email 1.5.0.6 In-Reply-To: <11941338801910-git-send-email-sam@ravnborg.org> References: <11941338801315-git-send-email-sam@ravnborg.org> <11941338804007-git-send-email-sam@ravnborg.org> <11941338801910-git-send-email-sam@ravnborg.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9109 Lines: 285 To ease unification of Kconfig.i386 and Kconfig.x86_64 add X86_32 dependencies to all i386 specific symbols. This patch introduce no functional changes but is one step towards unification. This smaller step is used to ease review of the patch set. Signed-off-by: Sam Ravnborg --- arch/x86/Kconfig.i386 | 52 ++++++++++++++++++++++++++++++++----------------- 1 files changed, 34 insertions(+), 18 deletions(-) diff --git a/arch/x86/Kconfig.i386 b/arch/x86/Kconfig.i386 index 8f79cdd..af72240 100644 --- a/arch/x86/Kconfig.i386 +++ b/arch/x86/Kconfig.i386 @@ -137,6 +137,7 @@ config X86_PC config X86_ELAN bool "AMD Elan" + depends on X86_32 help Select this for an AMD Elan processor. @@ -146,6 +147,7 @@ config X86_ELAN config X86_VOYAGER bool "Voyager (NCR)" + depends on X86_32 select SMP if !BROKEN help Voyager is an MCA-based 32-way capable SMP architecture proprietary @@ -160,6 +162,7 @@ config X86_NUMAQ bool "NUMAQ (IBM/Sequent)" select SMP select NUMA + depends on X86_32 help This option is used for getting Linux to run on a (IBM/Sequent) NUMA multiquad box. This changes the way that processors are bootstrapped, @@ -169,7 +172,7 @@ config X86_NUMAQ config X86_SUMMIT bool "Summit/EXA (IBM x440)" - depends on SMP + depends on X86_32 && SMP help This option is needed for IBM systems that use the Summit/EXA chipset. In particular, it is needed for the x440. @@ -179,7 +182,7 @@ config X86_SUMMIT config X86_BIGSMP bool "Support for other sub-arch SMP systems with more than 8 CPUs" - depends on SMP + depends on X86_32 && SMP help This option is needed for the systems that have more than 8 CPUs and if the system is not of any sub-arch type above. @@ -188,6 +191,7 @@ config X86_BIGSMP config X86_VISWS bool "SGI 320/540 (Visual Workstation)" + depends on X86_32 help The SGI Visual Workstation series is an IA32-based workstation based on SGI systems chips with some legacy PC hardware attached. @@ -199,6 +203,7 @@ config X86_VISWS config X86_GENERICARCH bool "Generic architecture (Summit, bigsmp, ES7000, default)" + depends on X86_32 help This option compiles in the Summit, bigsmp, ES7000, default subarchitectures. It is intended for a generic binary kernel. @@ -206,7 +211,7 @@ config X86_GENERICARCH config X86_ES7000 bool "Support for Unisys ES7000 IA32 series" - depends on SMP + depends on X86_32 && SMP help Support for Unisys ES7000 systems. Say 'Y' here if this kernel is supposed to run on an IA32-based Unisys ES7000 system. @@ -218,6 +223,7 @@ endchoice config SCHED_NO_NO_OMIT_FRAME_POINTER bool "Single-depth WCHAN output" default y + depends on X86_32 help Calculate simpler /proc//wchan values. If this option is disabled then wchan values will recurse back to the @@ -228,7 +234,7 @@ config SCHED_NO_NO_OMIT_FRAME_POINTER config PARAVIRT bool - depends on !(X86_VISWS || X86_VOYAGER) + depends on X86_32 && !(X86_VISWS || X86_VOYAGER) help This changes the kernel so it can modify itself when it is run under a hypervisor, potentially improving performance significantly @@ -237,6 +243,7 @@ config PARAVIRT menuconfig PARAVIRT_GUEST bool "Paravirtualized guest support" + depends on X86_32 help Say Y here to get to see options related to running Linux under various hypervisors. This option alone does not add any kernel code. @@ -290,7 +297,8 @@ config ES7000_CLUSTERED_APIC source "arch/x86/Kconfig.cpu" config HPET_TIMER - bool "HPET Timer Support" + bool + prompt "HPET Timer Support" if X86_32 help This enables the use of the HPET for the kernel's internal timer. HPET is the next generation timer replacing legacy 8254s. @@ -341,7 +349,7 @@ source "kernel/Kconfig.preempt" config X86_UP_APIC bool "Local APIC support on uniprocessors" - depends on !SMP && !(X86_VISWS || X86_VOYAGER || X86_GENERICARCH) + depends on X86_32 && !SMP && !(X86_VISWS || X86_VOYAGER || X86_GENERICARCH) help A local APIC (Advanced Programmable Interrupt Controller) is an integrated interrupt controller in the CPU. If you have a single-CPU @@ -398,7 +406,7 @@ config X86_MCE config X86_MCE_NONFATAL tristate "Check for non-fatal errors on AMD Athlon/Duron / Intel Pentium 4" - depends on X86_MCE + depends on X86_32 && X86_MCE help Enabling this feature starts a timer that triggers every 5 seconds which will look at the machine check registers to see if anything happened. @@ -411,14 +419,15 @@ config X86_MCE_NONFATAL config X86_MCE_P4THERMAL bool "check for P4 thermal throttling interrupt." - depends on X86_MCE && (X86_UP_APIC || SMP) && !X86_VISWS + depends on X86_32 && X86_MCE && (X86_UP_APIC || SMP) && !X86_VISWS help Enabling this feature will cause a message to be printed when the P4 enters thermal throttling. config VM86 - default y bool "Enable VM86 support" if EMBEDDED + default y + depends on X86_32 help This option is required by programs like DOSEMU to run 16-bit legacy code on X86 processors. It also may be needed by software like @@ -427,6 +436,7 @@ config VM86 config TOSHIBA tristate "Toshiba Laptop support" + depends on X86_32 ---help--- This adds a driver to safely access the System Management Mode of the CPU on Toshiba portables with a genuine Toshiba BIOS. It does @@ -442,6 +452,7 @@ config TOSHIBA config I8K tristate "Dell laptop support" + depends on X86_32 ---help--- This adds a driver to safely access the System Management Mode of the CPU on the Dell Inspiron 8000. The System Management Mode @@ -462,7 +473,7 @@ config I8K config X86_REBOOTFIXUPS bool "Enable X86 board specific fixups for reboot" - depends on X86 + depends on X86_32 && X86 default n ---help--- This enables chipset and/or board specific fixups to be done @@ -521,6 +532,7 @@ choice prompt "High Memory Support" default HIGHMEM4G if !X86_NUMAQ default HIGHMEM64G if X86_NUMAQ + depends on X86_32 config NOHIGHMEM bool "off" @@ -580,6 +592,7 @@ choice depends on EXPERIMENTAL prompt "Memory split" if EMBEDDED default VMSPLIT_3G + depends on X86_32 help Select the desired split between kernel and user memory. @@ -626,7 +639,7 @@ config HIGHMEM config X86_PAE bool "PAE (Physical Address Extension) Support" default n - depends on !HIGHMEM4G + depends on X86_32 && !HIGHMEM4G select RESOURCES_64BIT help PAE is required for NX support, and furthermore enables @@ -637,7 +650,7 @@ config X86_PAE # Common NUMA Features config NUMA bool "Numa Memory Allocation and Scheduler Support (EXPERIMENTAL)" - depends on SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI) && EXPERIMENTAL + depends on X86_32 && SMP && HIGHMEM64G && (X86_NUMAQ || (X86_SUMMIT || X86_GENERICARCH) && ACPI) && EXPERIMENTAL default n if X86_PC default y if (X86_NUMAQ || X86_SUMMIT) help @@ -646,7 +659,7 @@ config NUMA cause boot failures. comment "NUMA (Summit) requires SMP, 64GB highmem support, ACPI" - depends on X86_SUMMIT && (!HIGHMEM64G || !ACPI) + depends on X86_32 && X86_SUMMIT && (!HIGHMEM64G || !ACPI) config NODES_SHIFT int @@ -702,7 +715,7 @@ source "mm/Kconfig" config HIGHPTE bool "Allocate 3rd-level pagetables from highmem" - depends on HIGHMEM4G || HIGHMEM64G + depends on X86_32 && (HIGHMEM4G || HIGHMEM64G) help The VM uses one page table entry for each page of physical memory. For systems with a lot of RAM, this can be wasteful of precious @@ -710,7 +723,8 @@ config HIGHPTE entries in high memory. config MATH_EMULATION - bool "Math emulation" + bool + prompt "Math emulation" if X86_32 ---help--- Linux can emulate a math coprocessor (used for floating point operations) if you don't have one. 486DX and Pentium processors have @@ -770,7 +784,7 @@ config MTRR config EFI bool "Boot from EFI support" - depends on ACPI + depends on X86_32 && ACPI default n ---help--- This enables the kernel to boot on EFI platforms using @@ -788,7 +802,7 @@ config EFI config IRQBALANCE bool "Enable kernel irq balancing" - depends on SMP && X86_IO_APIC + depends on X86_32 && SMP && X86_IO_APIC default y help The default yes will allow the kernel to do irq load balancing. @@ -907,7 +921,8 @@ config RELOCATABLE kernel. config PHYSICAL_ALIGN - hex "Alignment value to which kernel should be aligned" + hex + prompt "Alignment value to which kernel should be aligned" if X86_32 default "0x100000" range 0x2000 0x400000 help @@ -940,6 +955,7 @@ config HOTPLUG_CPU config COMPAT_VDSO bool "Compat VDSO support" default y + depends on X86_32 help Map the VDSO to the predictable old-style address too. ---help--- -- 1.5.3.4.1157.g0e74-dirty - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/