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Message-Id: <1194133881756-git-send-email-sam@ravnborg.org> Date: Sun, 4 Nov 2007 00:51:19 +0100 From: Sam Ravnborg <sam@...nborg.org> To: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, "H. Peter Anvin" <hpa@...or.com>, LKML <linux-kernel@...r.kernel.org> Cc: Sam Ravnborg <sam@...nborg.org> Subject: [PATCH 09/10] x86: select i386 or x86_64 at config time Like powerpc and other we now select the actual architecture during configuration. Signed-off-by: Sam Ravnborg <sam@...nborg.org> --- arch/x86/Kconfig | 26 +++++++++++++++++++++++++- arch/x86/Kconfig.i386 | 17 +++-------------- arch/x86/Kconfig.x86_64 | 16 +++------------- scripts/kconfig/Makefile | 7 +------ 4 files changed, 32 insertions(+), 34 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index c325606..d51f3c8 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1,4 +1,28 @@ +mainmenu "Linux Kernel Configuration" +choice + prompt "Architecture?" + default X86_32 + +config X86_32 + bool "i386" + help + This is Linux's home port. Linux was originally native to the Intel + 386, and runs on all the later x86 processors including the Intel + 486, 586, Pentiums, and various instruction-set-compatible chips by + AMD, Cyrix, and others. + +config X86_64 + bool "x86_64" + help + Port to the x86-64 architecture. x86-64 is a 64-bit extension to the + classical 32-bit x86 architecture. For details see + <http://www.x86-64.org/>. + +endchoice + +source "arch/x86/Kconfig.i386" +source "arch/x86/Kconfig.x86_64" source "init/Kconfig" menu "Processor type and features" @@ -792,8 +816,8 @@ config CRASH_DUMP config PHYSICAL_START hex "Physical address where the kernel is loaded" if (EMBEDDED || CRASH_DUMP) - default "0x1000000" if X86_NUMAQ default "0x200000" if X86_64 + default "0x1000000" if X86_NUMAQ default "0x100000" help This gives the physical address where the kernel is loaded. diff --git a/arch/x86/Kconfig.i386 b/arch/x86/Kconfig.i386 index 9fe6c36..c8cc0f2 100644 --- a/arch/x86/Kconfig.i386 +++ b/arch/x86/Kconfig.i386 @@ -1,18 +1,7 @@ +# i386 specific settings # -# For a description of the syntax of this configuration file, -# see Documentation/kbuild/kconfig-language.txt. -# - -mainmenu "Linux Kernel Configuration" -config X86_32 - bool - default y - help - This is Linux's home port. Linux was originally native to the Intel - 386, and runs on all the later x86 processors including the Intel - 486, 586, Pentiums, and various instruction-set-compatible chips by - AMD, Cyrix, and others. +if X86_32 config GENERIC_TIME bool @@ -296,4 +285,4 @@ config KTIME_SCALAR bool default y -source "arch/x86/Kconfig" +endif # X86_32 diff --git a/arch/x86/Kconfig.x86_64 b/arch/x86/Kconfig.x86_64 index 8721902..6eb8a09 100644 --- a/arch/x86/Kconfig.x86_64 +++ b/arch/x86/Kconfig.x86_64 @@ -1,21 +1,11 @@ -# -# For a description of the syntax of this configuration file, -# see Documentation/kbuild/kconfig-language.txt. +# X86_64 specific settings # # Note: ISA is disabled and will hopefully never be enabled. # If you managed to buy an ISA x86-64 box you'll have to fix all the # ISA drivers you need yourself. # -mainmenu "Linux Kernel Configuration" - -config X86_64 - bool - default y - help - Port to the x86-64 architecture. x86-64 is a 64-bit extension to the - classical 32-bit x86 architecture. For details see - <http://www.x86-64.org/>. +if X86_64 config 64BIT def_bool y @@ -300,4 +290,4 @@ config SYSVIPC_COMPAT depends on COMPAT && SYSVIPC default y -source "arch/x86/Kconfig" +endif # X86_64 diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index 5959412..1ad6f7f 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -4,12 +4,7 @@ PHONY += oldconfig xconfig gconfig menuconfig config silentoldconfig update-po-config -# If a arch/$(SRCARCH)/Kconfig.$(ARCH) file exist use it -ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/Kconfig.$(ARCH)),) - Kconfig := arch/$(SRCARCH)/Kconfig.$(ARCH) -else - Kconfig := arch/$(SRCARCH)/Kconfig -endif +Kconfig := arch/$(SRCARCH)/Kconfig xconfig: $(obj)/qconf $< $(Kconfig) -- 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@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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