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x86: move i386 and x86_64 Makefiles to arch/x86

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Moving the ARCH specific Makefiles for i386 and x86_64
required a litle bit tweaking in the top-lvel Makefile.

SRCARCH is now set in the top-level Makefile
because we need this info to include the correct
arch Makefile.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Sam Ravnborg 2007-10-25 19:42:04 +02:00
parent c9927c2bf4
commit 74b469f2e6
5 changed files with 21 additions and 11 deletions
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7
Makefile
View file

@ -196,6 +196,9 @@ CROSS_COMPILE ?=
UTS_MACHINE := $(ARCH)
SRCARCH := $(ARCH)
# for i386 and x86_64 we use SRCARCH equal to x86
SRCARCH := $(if $(filter x86_64 i386,$(SRCARCH)),x86,$(SRCARCH))
KCONFIG_CONFIG ?= .config
# SHELL used by kbuild
@ -418,7 +421,7 @@ ifeq ($(config-targets),1)
# Read arch specific Makefile to set KBUILD_DEFCONFIG as needed.
# KBUILD_DEFCONFIG may point out an alternative default configuration
# used for 'make defconfig'
include $(srctree)/arch/$(ARCH)/Makefile
include $(srctree)/arch/$(SRCARCH)/Makefile
export KBUILD_DEFCONFIG
config %config: scripts_basic outputmakefile FORCE
@ -497,7 +500,7 @@ else
KBUILD_CFLAGS += -O2
endif
include $(srctree)/arch/$(ARCH)/Makefile
include $(srctree)/arch/$(SRCARCH)/Makefile
ifdef CONFIG_FRAME_POINTER
KBUILD_CFLAGS += -fno-omit-frame-pointer -fno-optimize-sibling-calls

13
arch/x86/Makefile Normal file
View file

@ -0,0 +1,13 @@
# Unified Makefile for i386 and x86_64
# No need to remake these files
$(srctree)/arch/x86/Makefile%: ;
ifeq ($(ARCH),i386)
include $(srctree)/arch/x86/Makefile_32
else
include $(srctree)/arch/x86/Makefile_64
endif

7
arch/i386/Makefile → arch/x86/Makefile_32
View file

@ -1,5 +1,5 @@
#
# i386/Makefile
# i386 Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
@ -17,9 +17,6 @@
# 20050320 Kianusch Sayah Karadji <kianusch@sk-tech.net>
# Added support for GEODE CPU
# Fill in SRCARCH
SRCARCH := x86
# BITS is used as extension for files which are available in a 32 bit
# and a 64 bit version to simplify shared Makefiles.
# e.g.: obj-y += foo_$(BITS).o
@ -46,7 +43,7 @@ KBUILD_CFLAGS += -pipe -msoft-float -mregparm=3 -freg-struct-return
KBUILD_CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2)
# CPU-specific tuning. Anything which can be shared with UML should go here.
include $(srctree)/arch/i386/Makefile.cpu
include $(srctree)/arch/x86/Makefile_32.cpu
# temporary until string.h is fixed
cflags-y += -ffreestanding

0
arch/i386/Makefile.cpu → arch/x86/Makefile_32.cpu
View file

5
arch/x86_64/Makefile → arch/x86/Makefile_64
View file

@ -1,5 +1,5 @@
#
# x86_64/Makefile
# x86_64 Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies. Remember to do have actions
@ -21,9 +21,6 @@
#
# $Id: Makefile,v 1.31 2002/03/22 15:56:07 ak Exp $
# Fill in SRCARCH
SRCARCH := x86
# BITS is used as extension for files which are available in a 32 bit
# and a 64 bit version to simplify shared Makefiles.
# e.g.: obj-y += foo_$(BITS).o