$(ARCH_DIR)/drivers/ \
$(ARCH_DIR)/os-$(OS)/
-# Have to precede the include because the included Makefiles reference them.
-SYMLINK_HEADERS := archparam.h system.h sigcontext.h processor.h ptrace.h \
- module.h vm-flags.h elf.h host_ldt.h
-SYMLINK_HEADERS := $(foreach header,$(SYMLINK_HEADERS),include/asm-um/$(header))
-
-# XXX: The "os" symlink is only used by arch/um/include/os.h, which includes
-# ../os/include/file.h
-#
-# These are cleaned up during mrproper. Please DO NOT fix it again, this is
-# the Correct Thing(tm) to do!
-ARCH_SYMLINKS = include/asm-um/arch $(ARCH_DIR)/include/shared/sysdep $(ARCH_DIR)/os \
- $(SYMLINK_HEADERS) $(ARCH_DIR)/include/shared/uml-config.h
-
MODE_INCLUDE += -I$(srctree)/$(ARCH_DIR)/include/shared/skas
include $(srctree)/$(ARCH_DIR)/Makefile-skas
-ARCH_INCLUDE := -I$(ARCH_DIR)/include/shared
+SHARED_HEADERS := $(ARCH_DIR)/include/shared
+ARCH_INCLUDE := -I$(srctree)/$(SHARED_HEADERS)
+ARCH_INCLUDE += -I$(srctree)/$(ARCH_DIR)/sys-$(SUBARCH)/shared
ifneq ($(KBUILD_SRC),)
-ARCH_INCLUDE += -I$(srctree)/$(ARCH_DIR)/include/shared
+ARCH_INCLUDE += -I$(SHARED_HEADERS)
endif
-SYS_DIR := $(ARCH_DIR)/include/shared/sysdep-$(SUBARCH)
+KBUILD_CPPFLAGS += -I$(srctree)/$(ARCH_DIR)/sys-$(SUBARCH)
# -Dvmap=kernel_vmap prevents anything from referencing the libpcap.o symbol so
# named - it's a common symbol in libpcap, so we get a binary which crashes.
#This will adjust *FLAGS accordingly to the platform.
include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
+KBUILD_CPPFLAGS += -I$(srctree)/arch/$(HEADER_ARCH)/include
+
# -Derrno=kernel_errno - This turns all kernel references to errno into
# kernel_errno to separate them from the libc errno. This allows -fno-common
# in KBUILD_CFLAGS. Otherwise, it would cause ld to complain about the two different
echo ' find in the kernel root.'
endef
-ifneq ($(KBUILD_SRC),)
-$(shell mkdir -p $(ARCH_DIR) && ln -fsn $(srctree)/$(ARCH_DIR)/Kconfig.$(SUBARCH) $(ARCH_DIR)/Kconfig.arch)
-else
-$(shell ln -fsn Kconfig.$(SUBARCH) $(ARCH_DIR)/Kconfig.arch)
-endif
+KBUILD_KCONFIG := arch/um/Kconfig.$(HEADER_ARCH)
-archprepare: $(ARCH_SYMLINKS) $(ARCH_DIR)/include/shared/user_constants.h
-prepare: $(ARCH_DIR)/include/shared/kern_constants.h
+archprepare: $(SHARED_HEADERS)/user_constants.h
+archprepare: $(SHARED_HEADERS)/kern_constants.h
LINK-$(CONFIG_LD_SCRIPT_STATIC) += -static
LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib
$(call cc-option, -fno-stack-protector,) \
$(call cc-option, -fno-stack-protector-all,)
-CONFIG_KERNEL_STACK_ORDER ?= 2
-STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] )
-
-CPPFLAGS_vmlinux.lds = -U$(SUBARCH) -DSTART=$(START) -DELF_ARCH=$(ELF_ARCH) \
- -DELF_FORMAT="$(ELF_FORMAT)" -DKERNEL_STACK_SIZE=$(STACK_SIZE)
+# Options used by linker script
+export LDS_START := $(START)
+export LDS_ELF_ARCH := $(ELF_ARCH)
+export LDS_ELF_FORMAT := $(ELF_FORMAT)
# The wrappers will select whether using "malloc" or the kernel allocator.
LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc
# When cleaning we don't include .config, so we don't include
# TT or skas makefiles and don't clean skas_ptregs.h.
-CLEAN_FILES += linux x.i gmon.out $(ARCH_DIR)/include/shared/uml-config.h \
- $(ARCH_DIR)/include/shared/user_constants.h \
- $(ARCH_DIR)/include/shared/kern_constants.h $(ARCH_DIR)/Kconfig.arch
-
-MRPROPER_FILES += $(ARCH_SYMLINKS)
+CLEAN_FILES += linux x.i gmon.out \
+ $(SHARED_HEADERS)/user_constants.h \
+ $(SHARED_HEADERS)/kern_constants.h
archclean:
@find . \( -name '*.bb' -o -name '*.bbg' -o -name '*.da' \
-o -name '*.gcov' \) -type f -print | xargs rm -f
-$(SYMLINK_HEADERS):
- @echo ' SYMLINK $@'
-ifneq ($(KBUILD_SRC),)
- $(Q)mkdir -p $(objtree)/include/asm-um
- $(Q)ln -fsn $(srctree)/include/asm-um/$(basename $(notdir $@))-$(SUBARCH)$(suffix $@) $@
-else
- $(Q)ln -sf $(basename $(notdir $@))-$(SUBARCH)$(suffix $@) $@
-endif
-
-include/asm-um/arch:
- @echo ' SYMLINK $@'
-ifneq ($(KBUILD_SRC),)
- $(Q)mkdir -p $(objtree)/include/asm-um
- $(Q)ln -fsn $(srctree)/include/asm-$(HEADER_ARCH) $@
-else
- $(Q)ln -fsn ../asm-$(HEADER_ARCH) $@
-endif
-
-$(objtree)/$(ARCH_DIR)/include/shared:
- @echo ' MKDIR $@'
- $(Q)mkdir -p $@
-
-$(ARCH_DIR)/include/shared/sysdep: $(objtree)/$(ARCH_DIR)/include/shared
- @echo ' SYMLINK $@'
-ifneq ($(KBUILD_SRC),)
- $(Q)ln -fsn $(srctree)/$(ARCH_DIR)/include/shared/sysdep-$(SUBARCH) $@
-else
- $(Q)ln -fsn sysdep-$(SUBARCH) $@
-endif
-
-$(ARCH_DIR)/os:
- @echo ' SYMLINK $@'
-ifneq ($(KBUILD_SRC),)
- $(Q)ln -fsn $(srctree)/$(ARCH_DIR)/os-$(OS) $@
-else
- $(Q)ln -fsn os-$(OS) $@
-endif
-
# Generated files
-define filechk_umlconfig
- sed 's/ CONFIG/ UML_CONFIG/'
-endef
-
-$(ARCH_DIR)/include/shared/uml-config.h : include/linux/autoconf.h
- $(call filechk,umlconfig)
$(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s: FORCE
$(Q)$(MAKE) $(build)=$(ARCH_DIR)/sys-$(SUBARCH) $@
echo ""; )
endef
-$(ARCH_DIR)/include/shared/user_constants.h: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s
+$(SHARED_HEADERS)/user_constants.h: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s
$(call filechk,gen-asm-offsets)
-$(ARCH_DIR)/include/shared/kern_constants.h: $(objtree)/$(ARCH_DIR)/include/shared
- @echo ' SYMLINK $@'
- $(Q)ln -sf ../../../../include/asm-um/asm-offsets.h $@
+$(SHARED_HEADERS)/kern_constants.h:
+ $(Q)mkdir -p $(dir $@)
+ $(Q)echo '#include "../../../../include/asm/asm-offsets.h"' >$@
-export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS HEADER_ARCH
+export SUBARCH USER_CFLAGS CFLAGS_NO_HARDENING OS HEADER_ARCH DEV_NULL_PATH
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