sh: Provide a BITS definition, use it in the arch/sh/boot/ Makefiles.

This introduces a BITS export that can handily be picked up by Makefiles
for cleaner sharing. Reflect its use in arch/sh/boot/compressed/ in
preparation for unifying the Makefiles.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2009-05-10 00:55:45 +09:00
parent a2e76c80d9
commit b208835624
4 changed files with 10 additions and 14 deletions

View File

@ -91,9 +91,11 @@ KBUILD_IMAGE := $(defaultimage-y)
# #
ifdef CONFIG_SUPERH32 ifdef CONFIG_SUPERH32
UTS_MACHINE := sh UTS_MACHINE := sh
BITS := 32
LDFLAGS_vmlinux += -e _stext LDFLAGS_vmlinux += -e _stext
else else
UTS_MACHINE := sh64 UTS_MACHINE := sh64
BITS := 64
LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \ LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_PAGE_OFFSET) \
--defsym phys_stext_shmedia=phys_stext+1 \ --defsym phys_stext_shmedia=phys_stext+1 \
-e phys_stext_shmedia -e phys_stext_shmedia
@ -109,11 +111,9 @@ LDFLAGS_vmlinux += --defsym 'jiffies=jiffies_64+4' --oformat $(ld-bfd)
LDFLAGS += -EB LDFLAGS += -EB
endif endif
export ld-bfd export ld-bfd BITS
head-y := arch/sh/kernel/init_task.o head-y := arch/sh/kernel/init_task.o arch/sh/kernel/head_$(BITS).o
head-$(CONFIG_SUPERH32) += arch/sh/kernel/head_32.o
head-$(CONFIG_SUPERH64) += arch/sh/kernel/head_64.o
core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/ core-y += arch/sh/kernel/ arch/sh/mm/ arch/sh/boards/
core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/ core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/

View File

@ -20,9 +20,6 @@ CONFIG_BOOT_LINK_OFFSET ?= 0x00800000
CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000 CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000
CONFIG_ENTRY_OFFSET ?= 0x00001000 CONFIG_ENTRY_OFFSET ?= 0x00001000
export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET
targets := zImage vmlinux.srec uImage uImage.srec targets := zImage vmlinux.srec uImage uImage.srec
subdir- := compressed subdir- := compressed
@ -43,6 +40,9 @@ KERNEL_MEMORY := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_MEMORY_START)]') $$[$(CONFIG_MEMORY_START)]')
endif endif
export CONFIG_PAGE_OFFSET CONFIG_MEMORY_START CONFIG_BOOT_LINK_OFFSET \
CONFIG_ZERO_PAGE_OFFSET CONFIG_ENTRY_OFFSET KERNEL_MEMORY
KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \ KERNEL_LOAD := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \ $$[$(CONFIG_PAGE_OFFSET) + \
$(KERNEL_MEMORY) + \ $(KERNEL_MEMORY) + \

View File

@ -1,5 +1 @@
ifeq ($(CONFIG_SUPERH32),y)
include ${srctree}/arch/sh/boot/compressed/Makefile_32 include ${srctree}/arch/sh/boot/compressed/Makefile_32
else
include ${srctree}/arch/sh/boot/compressed/Makefile_64
endif

View File

@ -5,9 +5,9 @@
# #
targets := vmlinux vmlinux.bin vmlinux.bin.gz \ targets := vmlinux vmlinux.bin vmlinux.bin.gz \
head_32.o misc_32.o piggy.o head_$(BITS).o misc_$(BITS).o piggy.o
OBJECTS = $(obj)/head_32.o $(obj)/misc_32.o OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc_$(BITS).o $(obj)/cache.o
ifdef CONFIG_SH_STANDARD_BIOS ifdef CONFIG_SH_STANDARD_BIOS
OBJECTS += $(obj)/../../kernel/sh_bios.o OBJECTS += $(obj)/../../kernel/sh_bios.o
@ -18,7 +18,7 @@ endif
# #
IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \ IMAGE_OFFSET := $(shell /bin/bash -c 'printf "0x%08x" \
$$[$(CONFIG_PAGE_OFFSET) + \ $$[$(CONFIG_PAGE_OFFSET) + \
$(CONFIG_MEMORY_START) + \ $(KERNEL_MEMORY) + \
$(CONFIG_BOOT_LINK_OFFSET)]') $(CONFIG_BOOT_LINK_OFFSET)]')
LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)