Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 2000, 2001  Paolo Alberelli
# Copyright (C) 2003, 2004  Paul Mundt
#
# 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
# for "archclean" and "archdep" for cleaning up and making dependencies for
# this architecture
#

cpu-y                           := -mb
cpu-$(CONFIG_LITTLE_ENDIAN)     := -ml

cpu-$(CONFIG_CPU_SH5)           += -m5-32media-nofpu

ifdef CONFIG_LITTLE_ENDIAN
LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64'
LDFLAGS                 += -EL  -mshlelf32_linux
else
LDFLAGS_vmlinux         += --defsym 'jiffies=jiffies_64+4'
LDFLAGS                 += -EB  -mshelf32_linux
endif

# No requirements for endianess support from AFLAGS, 'as' always run through gcc
KBUILD_CFLAGS           += $(cpu-y)

LDFLAGS_vmlinux += --defsym phys_stext=_stext-$(CONFIG_CACHED_MEMORY_OFFSET) \
                  --defsym phys_stext_shmedia=phys_stext+1 \
                  -e phys_stext_shmedia

OBJCOPYFLAGS    := -O binary -R .note -R .comment -R .stab -R .stabstr -S

#
# arch/sh64/defconfig never had any hope of being
# frequently updated, so use one that does
#
KBUILD_DEFCONFIG        := cayman_defconfig

KBUILD_IMAGE            := arch/$(ARCH)/boot/zImage

ifdef LOADADDR
LINKFLAGS     += -Ttext $(word 1,$(LOADADDR))
endif

machine-$(CONFIG_SH_CAYMAN)     := cayman
machine-$(CONFIG_SH_SIMULATOR)  := sim
machine-$(CONFIG_SH_HARP)       := harp

head-y := arch/$(ARCH)/kernel/head.o arch/$(ARCH)/kernel/init_task.o

core-y  += arch/sh64/kernel/ arch/sh64/mm/

ifneq ($(machine-y),)
core-y  += arch/sh64/mach-$(machine-y)/
endif

LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
libs-y  += arch/$(ARCH)/lib/ $(LIBGCC)

drivers-$(CONFIG_OPROFILE)      += arch/sh64/oprofile/

boot := arch/$(ARCH)/boot

zImage: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

compressed: zImage

archclean:
        $(Q)$(MAKE) $(clean)=$(boot)

archprepare: arch/$(ARCH)/lib/syscalltab.h

define filechk_gen-syscalltab
       (set -e; \
        echo "/*"; \
        echo " * DO NOT MODIFY."; \
        echo " *"; \
        echo " * This file was generated by arch/$(ARCH)/Makefile"; \
        echo " * Any changes will be reverted at build time."; \
        echo " */"; \
        echo ""; \
        echo "#ifndef __SYSCALLTAB_H"; \
        echo "#define __SYSCALLTAB_H"; \
        echo ""; \
        echo "#include <linux/kernel.h>"; \
        echo ""; \
        echo "struct syscall_info {"; \
        echo "  const char *name;"; \
        echo "} syscall_info_table[] = {"; \
        sed -e '/^.*\.long /!d;s//    { "/;s/\(\([^/]*\)\/\)\{1\}.*/\2/; \
                s/[ \t]*$$//g;s/$$/" },/;s/\("\)sys_/\1/g'; \
        echo "};"; \
        echo ""; \
        echo "#define NUM_SYSCALL_INFO_ENTRIES  ARRAY_SIZE(syscall_info_table)"; \
        echo ""; \
        echo "#endif /* __SYSCALLTAB_H */" )
endef

arch/$(ARCH)/lib/syscalltab.h: arch/sh64/kernel/syscalls.S
        $(call filechk,gen-syscalltab)

CLEAN_FILES += arch/$(ARCH)/lib/syscalltab.h

define archhelp
        @echo '* zImage                    - Compressed kernel image'
endef