diff options
Diffstat (limited to 'arch/arm/Makefile')
| -rw-r--r-- | arch/arm/Makefile | 71 |
1 files changed, 30 insertions, 41 deletions
diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 77172d555c7e..c846119c448f 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -22,6 +22,9 @@ GZFLAGS :=-9 # Never generate .eh_frame KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm) +# Disable FDPIC ABI +KBUILD_CFLAGS += $(call cc-option,-mno-fdpic) + # This should work on most of the modern platforms KBUILD_DEFCONFIG := multi_v7_defconfig @@ -134,9 +137,6 @@ KBUILD_AFLAGS +=$(CFLAGS_ABI) $(AFLAGS_ISA) $(arch-y) $(tune-y) -include asm/uni CHECKFLAGS += -D__arm__ -#Default value -head-y := arch/arm/kernel/head$(MMUEXT).o - # Text offset. This list is sorted numerically by address in order to # provide a means to avoid/resolve conflicts in multi-arch kernels. # Note: the 32kB below this value is reserved for use by the kernel @@ -160,6 +160,7 @@ textofs-$(CONFIG_ARCH_AXXIA) := 0x00308000 # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. machine-$(CONFIG_ARCH_ACTIONS) += actions +machine-$(CONFIG_ARCH_AIROHA) += airoha machine-$(CONFIG_ARCH_ALPINE) += alpine machine-$(CONFIG_ARCH_ARTPEC) += artpec machine-$(CONFIG_ARCH_ASPEED) += aspeed @@ -178,7 +179,7 @@ machine-$(CONFIG_ARCH_FOOTBRIDGE) += footbridge machine-$(CONFIG_ARCH_GEMINI) += gemini machine-$(CONFIG_ARCH_HIGHBANK) += highbank machine-$(CONFIG_ARCH_HISI) += hisi -machine-$(CONFIG_ARCH_INTEGRATOR) += integrator +machine-$(CONFIG_ARCH_HPE) += hpe machine-$(CONFIG_ARCH_IOP32X) += iop32x machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx machine-$(CONFIG_ARCH_KEYSTONE) += keystone @@ -186,7 +187,6 @@ machine-$(CONFIG_ARCH_LPC18XX) += lpc18xx machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx machine-$(CONFIG_ARCH_MESON) += meson machine-$(CONFIG_ARCH_MMP) += mmp -machine-$(CONFIG_ARCH_MPS2) += vexpress machine-$(CONFIG_ARCH_MOXART) += moxart machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 machine-$(CONFIG_ARCH_MVEBU) += mvebu @@ -206,7 +206,6 @@ machine-$(CONFIG_ARCH_PXA) += pxa machine-$(CONFIG_ARCH_QCOM) += qcom machine-$(CONFIG_ARCH_RDA) += rda machine-$(CONFIG_ARCH_REALTEK) += realtek -machine-$(CONFIG_ARCH_REALVIEW) += realview machine-$(CONFIG_ARCH_ROCKCHIP) += rockchip machine-$(CONFIG_ARCH_RPC) += rpc machine-$(CONFIG_PLAT_SAMSUNG) += s3c @@ -216,52 +215,33 @@ machine-$(CONFIG_ARCH_RENESAS) += shmobile machine-$(CONFIG_ARCH_INTEL_SOCFPGA) += socfpga machine-$(CONFIG_ARCH_STI) += sti machine-$(CONFIG_ARCH_STM32) += stm32 +machine-$(CONFIG_ARCH_SUNPLUS) += sunplus machine-$(CONFIG_ARCH_SUNXI) += sunxi machine-$(CONFIG_ARCH_TEGRA) += tegra machine-$(CONFIG_ARCH_U8500) += ux500 -machine-$(CONFIG_ARCH_VERSATILE) += versatile -machine-$(CONFIG_ARCH_VEXPRESS) += vexpress machine-$(CONFIG_ARCH_VT8500) += vt8500 machine-$(CONFIG_ARCH_ZYNQ) += zynq +machine-$(CONFIG_PLAT_VERSATILE) += versatile machine-$(CONFIG_PLAT_SPEAR) += spear -# Platform directory name. This list is sorted alphanumerically -# by CONFIG_* macro name. -plat-$(CONFIG_ARCH_OMAP) += omap -plat-$(CONFIG_PLAT_ORION) += orion -plat-$(CONFIG_PLAT_PXA) += pxa -plat-$(CONFIG_PLAT_VERSATILE) += versatile +# legacy platforms provide their own mach/*.h headers globally, +# these three are mutually exclusive +machdirs-$(CONFIG_ARCH_FOOTBRIDGE) += arch/arm/mach-footbridge +machdirs-$(CONFIG_ARCH_RPC) += arch/arm/mach-rpc +machdirs-$(CONFIG_ARCH_SA1100) += arch/arm/mach-sa1100 +KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%/include,$(machdirs-y)) # The byte offset of the kernel image in RAM from the start of RAM. TEXT_OFFSET := $(textofs-y) -# The first directory contains additional information for the boot setup code -ifneq ($(machine-y),) -MACHINE := arch/arm/mach-$(word 1,$(machine-y))/ -else -MACHINE := -endif -ifeq ($(CONFIG_ARCH_MULTIPLATFORM),y) -MACHINE := -endif - -machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y)) -platdirs := $(patsubst %,arch/arm/plat-%/,$(sort $(plat-y))) - -ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y) -ifneq ($(CONFIG_ARM_SINGLE_ARMV7M),y) -KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs)) -endif -endif - export TEXT_OFFSET GZFLAGS MMUEXT # If we have a machine-specific directory, then include it in the build. -core-y += $(machdirs) $(platdirs) - +core-y += $(patsubst %,arch/arm/mach-%/,$(machine-y)) # For cleaning -core- += $(patsubst %,arch/arm/mach-%/, $(machine-)) -core- += $(patsubst %,arch/arm/plat-%/, $(plat-)) +core- += $(patsubst %,arch/arm/mach-%/,$(machine-)) + +core-$(CONFIG_PLAT_ORION) += arch/arm/plat-orion/ libs-y := arch/arm/lib/ $(libs-y) @@ -275,6 +255,14 @@ endif ifeq ($(CONFIG_STACKPROTECTOR_PER_TASK),y) prepare: stack_protector_prepare +ifeq ($(CONFIG_CC_HAVE_STACKPROTECTOR_TLS),y) +stack_protector_prepare: prepare0 + $(eval KBUILD_CFLAGS += \ + -mstack-protector-guard=tls \ + -mstack-protector-guard-offset=$(shell \ + awk '{if ($$2 == "TSK_STACK_CANARY") print $$3;}'\ + include/generated/asm-offsets.h)) +else stack_protector_prepare: prepare0 $(eval SSP_PLUGIN_CFLAGS := \ -fplugin-arg-arm_ssp_per_task_plugin-offset=$(shell \ @@ -283,6 +271,7 @@ stack_protector_prepare: prepare0 $(eval KBUILD_CFLAGS += $(SSP_PLUGIN_CFLAGS)) $(eval GCC_PLUGINS_CFLAGS += $(SSP_PLUGIN_CFLAGS)) endif +endif all: $(notdir $(KBUILD_IMAGE)) @@ -305,12 +294,12 @@ bootpImage uImage: zImage zImage: Image $(BOOT_TARGETS): vmlinux - $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/$@ + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ @$(kecho) ' Kernel: $(boot)/$@ is ready' +$(INSTALL_TARGETS): KBUILD_IMAGE = $(boot)/$(patsubst %install,%Image,$@) $(INSTALL_TARGETS): - $(CONFIG_SHELL) $(srctree)/$(boot)/install.sh "$(KERNELRELEASE)" \ - $(boot)/$(patsubst %install,%Image,$@) System.map "$(INSTALL_PATH)" + $(call cmd,install) PHONY += vdso_install vdso_install: @@ -319,7 +308,7 @@ ifeq ($(CONFIG_VDSO),y) endif # My testing targets (bypasses dependencies) -bp:; $(Q)$(MAKE) $(build)=$(boot) MACHINE=$(MACHINE) $(boot)/bootpImage +bp:; $(Q)$(MAKE) $(build)=$(boot) $(boot)/bootpImage define archhelp |