diff options
| -rw-r--r-- | Makefile | 9 | ||||
| -rw-r--r-- | arch/x86/Makefile | 10 | ||||
| -rw-r--r-- | arch/x86/Makefile_32 | 8 | ||||
| -rw-r--r-- | arch/x86/Makefile_64 | 8 | ||||
| -rw-r--r-- | arch/x86/boot/Makefile | 6 | ||||
| -rw-r--r-- | arch/x86/kernel/Makefile_32 | 3 | ||||
| -rw-r--r-- | arch/x86/kernel/Makefile_64 | 2 | ||||
| -rw-r--r-- | arch/x86/vdso/Makefile | 2 |
8 files changed, 30 insertions, 18 deletions
@@ -197,8 +197,13 @@ 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,$(SRCARCH)) +# Additional ARCH settings for x86 +ifeq ($(ARCH),i386) + SRCARCH := x86 +endif +ifeq ($(ARCH),x86_64) + SRCARCH := x86 +endif KCONFIG_CONFIG ?= .config diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 309597386a7..116b03a4563 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -1,12 +1,16 @@ # Unified Makefile for i386 and x86_64 # select defconfig based on actual architecture -KBUILD_DEFCONFIG := $(ARCH)_defconfig +ifeq ($(ARCH),x86) + KBUILD_DEFCONFIG := i386_defconfig +else + KBUILD_DEFCONFIG := $(ARCH)_defconfig +endif -# # No need to remake these files +# No need to remake these files $(srctree)/arch/x86/Makefile%: ; -ifeq ($(ARCH),i386) +ifeq ($(CONFIG_X86_32),y) include $(srctree)/arch/x86/Makefile_32 else include $(srctree)/arch/x86/Makefile_64 diff --git a/arch/x86/Makefile_32 b/arch/x86/Makefile_32 index 346ac076687..50394da2f6c 100644 --- a/arch/x86/Makefile_32 +++ b/arch/x86/Makefile_32 @@ -160,7 +160,7 @@ archclean: $(Q)$(MAKE) $(clean)=arch/x86/boot define archhelp - echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)' + echo '* bzImage - Compressed kernel image (arch/x86/boot/bzImage)' echo ' install - Install kernel using' echo ' (your) ~/bin/installkernel or' echo ' (distribution) /sbin/installkernel or' @@ -170,6 +170,6 @@ define archhelp echo ' isoimage - Create a boot CD-ROM image' endef -CLEAN_FILES += arch/$(ARCH)/boot/fdimage \ - arch/$(ARCH)/boot/image.iso \ - arch/$(ARCH)/boot/mtools.conf +CLEAN_FILES += arch/x86/boot/fdimage \ + arch/x86/boot/image.iso \ + arch/x86/boot/mtools.conf diff --git a/arch/x86/Makefile_64 b/arch/x86/Makefile_64 index 57e714a47af..a804860022e 100644 --- a/arch/x86/Makefile_64 +++ b/arch/x86/Makefile_64 @@ -127,7 +127,7 @@ archclean: $(Q)$(MAKE) $(clean)=$(boot) define archhelp - echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)' + echo '* bzImage - Compressed kernel image (arch/x86/boot/bzImage)' echo ' install - Install kernel using' echo ' (your) ~/bin/installkernel or' echo ' (distribution) /sbin/installkernel or' @@ -137,8 +137,8 @@ define archhelp echo ' isoimage - Create a boot CD-ROM image' endef -CLEAN_FILES += arch/$(ARCH)/boot/fdimage \ - arch/$(ARCH)/boot/image.iso \ - arch/$(ARCH)/boot/mtools.conf +CLEAN_FILES += arch/x86/boot/fdimage \ + arch/x86/boot/image.iso \ + arch/x86/boot/mtools.conf diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile index 89dbf970e05..7a3116ccf38 100644 --- a/arch/x86/boot/Makefile +++ b/arch/x86/boot/Makefile @@ -49,10 +49,10 @@ HOSTCFLAGS_build.o := $(LINUXINCLUDE) # How to compile the 16-bit code. Note we always compile for -march=i386, # that way we can complain to the user if the CPU is insufficient. -cflags-i386 := -cflags-x86_64 := -m32 +cflags-$(CONFIG_X86_32) := +cflags-$(CONFIG_X86_64) := -m32 KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os -D_SETUP -D__KERNEL__ \ - $(cflags-$(ARCH)) \ + $(cflags-y) \ -Wall -Wstrict-prototypes \ -march=i386 -mregparm=3 \ -include $(srctree)/$(src)/code16gcc.h \ diff --git a/arch/x86/kernel/Makefile_32 b/arch/x86/kernel/Makefile_32 index b9d67982030..a7bc93c2766 100644 --- a/arch/x86/kernel/Makefile_32 +++ b/arch/x86/kernel/Makefile_32 @@ -3,6 +3,7 @@ # extra-y := head_32.o init_task.o vmlinux.lds +CPPFLAGS_vmlinux.lds += -Ui386 obj-y := process_32.o signal_32.o entry_32.o traps_32.o irq_32.o \ ptrace_32.o time_32.o ioport_32.o ldt_32.o setup_32.o i8259_32.o sys_i386_32.o \ @@ -60,7 +61,7 @@ quiet_cmd_syscall = SYSCALL $@ cmd_syscall = $(CC) -m elf_i386 -nostdlib $(SYSCFLAGS_$(@F)) \ -Wl,-T,$(filter-out FORCE,$^) -o $@ -export CPPFLAGS_vsyscall_32.lds += -P -C -U$(ARCH) +export CPPFLAGS_vsyscall_32.lds += -P -C -Ui386 vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \ $(call ld-option, -Wl$(comma)--hash-style=sysv) diff --git a/arch/x86/kernel/Makefile_64 b/arch/x86/kernel/Makefile_64 index 24671c3838b..5a88890d8ee 100644 --- a/arch/x86/kernel/Makefile_64 +++ b/arch/x86/kernel/Makefile_64 @@ -3,7 +3,9 @@ # extra-y := head_64.o head64.o init_task.o vmlinux.lds +CPPFLAGS_vmlinux.lds += -Ux86_64 EXTRA_AFLAGS := -traditional + obj-y := process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \ ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \ x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \ diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile index 7a2ba458393..e7bff0fbac2 100644 --- a/arch/x86/vdso/Makefile +++ b/arch/x86/vdso/Makefile @@ -20,7 +20,7 @@ quiet_cmd_syscall = SYSCALL $@ cmd_syscall = $(CC) -m elf_x86_64 -nostdlib $(SYSCFLAGS_$(@F)) \ -Wl,-T,$(filter-out FORCE,$^) -o $@ -export CPPFLAGS_vdso.lds += -P -C -U$(ARCH) +export CPPFLAGS_vdso.lds += -P -C vdso-flags = -fPIC -shared -Wl,-soname=linux-vdso.so.1 \ $(call ld-option, -Wl$(comma)--hash-style=sysv) \ |