You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
75 lines
2.4 KiB
75 lines
2.4 KiB
# |
|
# 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. |
|
# |
|
# 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 |
|
|
|
# If building with TILERA_ROOT set (i.e. using the Tilera Multicore |
|
# Development Environment) we can set CROSS_COMPILE based on that. |
|
# If we're not cross-compiling, make sure we're on the right architecture. |
|
# Only bother to test for a few common targets, to avoid useless errors. |
|
ifeq ($(CROSS_COMPILE),) |
|
ifdef TILERA_ROOT |
|
CROSS_COMPILE := $(TILERA_ROOT)/bin/tile- |
|
else |
|
goals := $(if $(MAKECMDGOALS), $(MAKECMDGOALS), all) |
|
ifneq ($(strip $(filter vmlinux modules all,$(goals))),) |
|
HOST_ARCH := $(shell uname -m) |
|
ifneq ($(HOST_ARCH),$(ARCH)) |
|
$(error Set TILERA_ROOT or CROSS_COMPILE when building $(ARCH) on $(HOST_ARCH)) |
|
endif |
|
endif |
|
endif |
|
endif |
|
|
|
# The tile compiler may emit .eh_frame information for backtracing. |
|
# In kernel modules, this causes load failures due to unsupported relocations. |
|
KBUILD_CFLAGS += -fno-asynchronous-unwind-tables |
|
|
|
LIBGCC_PATH := \ |
|
$(shell $(CC) $(KBUILD_CFLAGS) $(KCFLAGS) -print-libgcc-file-name) |
|
|
|
# Provide the path to use for "make defconfig". |
|
# We default to the newer TILE-Gx architecture if only "tile" is given. |
|
ifeq ($(ARCH),tile) |
|
KBUILD_DEFCONFIG := tilegx_defconfig |
|
else |
|
KBUILD_DEFCONFIG := $(ARCH)_defconfig |
|
endif |
|
|
|
# Used as a file extension when useful, e.g. head_$(BITS).o |
|
# Not needed for (e.g.) "$(CC) -m32" since the compiler automatically |
|
# uses the right default anyway. |
|
export BITS |
|
ifeq ($(CONFIG_TILEGX),y) |
|
BITS := 64 |
|
else |
|
BITS := 32 |
|
endif |
|
|
|
head-y := arch/tile/kernel/head_$(BITS).o |
|
|
|
libs-y += arch/tile/lib/ |
|
libs-y += $(LIBGCC_PATH) |
|
|
|
# See arch/tile/Kbuild for content of core part of the kernel |
|
core-y += arch/tile/ |
|
|
|
core-$(CONFIG_TILE_GXIO) += arch/tile/gxio/ |
|
|
|
ifdef TILERA_ROOT |
|
INSTALL_PATH ?= $(TILERA_ROOT)/tile/boot |
|
endif |
|
|
|
install: |
|
install -D -m 755 vmlinux $(INSTALL_PATH)/vmlinux-$(KERNELRELEASE) |
|
install -D -m 644 .config $(INSTALL_PATH)/config-$(KERNELRELEASE) |
|
install -D -m 644 System.map $(INSTALL_PATH)/System.map-$(KERNELRELEASE) |
|
|
|
define archhelp |
|
echo ' install - install kernel into $(INSTALL_PATH)' |
|
endef
|
|
|