VERSION = 4
PATCHLEVEL = 4
-SUBLEVEL = 68
+SUBLEVEL = 77
EXTRAVERSION =
NAME = Blurry Fish Butt
$(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make
@:
-sub-make: FORCE
+sub-make:
$(Q)$(MAKE) -C $(KBUILD_OUTPUT) KBUILD_SRC=$(CURDIR) \
-f $(CURDIR)/Makefile $(filter-out _all sub-make,$(MAKECMDGOALS))
# "make" in the configured kernel build directory always uses that.
# Default value for CROSS_COMPILE is not to prefix executables
# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
+ARCH ?= arm64
ARCH ?= $(SUBARCH)
+ifeq ($(ARCH),arm64)
+ifneq ($(wildcard $(srctree)/../prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9),)
+CROSS_COMPILE ?= $(srctree)/../prebuilts/gcc/linux-x86/aarch64/aarch64-linux-android-4.9/bin/aarch64-linux-android-
+endif
+endif
+ifeq ($(ARCH),arm)
+ifneq ($(wildcard $(srctree)/../prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9),)
+CROSS_COMPILE ?= $(srctree)/../prebuilts/gcc/linux-x86/arm/arm-linux-androideabi-4.9/bin/arm-linux-androidkernel-
+endif
+endif
CROSS_COMPILE ?= $(CONFIG_CROSS_COMPILE:"%"=%)
# Architecture as present in compile.h
PYTHON = python
CHECK = sparse
+# Use the wrapper for the compiler. This wrapper scans for new
+# warnings and causes the build to stop upon encountering them.
+ifneq ($(wildcard $(srctree)/scripts/gcc-wrapper.py),)
+CC = $(srctree)/scripts/gcc-wrapper.py $(CROSS_COMPILE)gcc
+endif
+
CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ \
-Wbitwise -Wno-return-void $(CF)
CFLAGS_MODULE =
# Tell gcc to never replace conditional load with a non-conditional one
KBUILD_CFLAGS += $(call cc-option,--param=allow-store-data-races=0)
+# check for 'asm goto'
+ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLAGS)), y)
+ KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
+ KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
+else ifneq ($(findstring aarch64-linux-android, $(CROSS_COMPILE)),)
+# It seems than android gcc can't pass gcc-goto.sh check, but asm goto work.
+# So let's active it.
+ KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
+ KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
+endif
+
ifdef CONFIG_READABLE_ASM
# Disable optimizations that make assembler listings hard to read.
# reorder blocks reorders the control in the function
# use the deterministic mode of AR if available
KBUILD_ARFLAGS := $(call ar-option,D)
-# check for 'asm goto'
-ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC)), y)
- KBUILD_CFLAGS += -DCC_HAVE_ASM_GOTO
- KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
-endif
-
include scripts/Makefile.kasan
include scripts/Makefile.extrawarn
archprepare: archheaders archscripts prepare1 scripts_basic
-prepare0: archprepare FORCE
+prepare0: archprepare
$(Q)$(MAKE) $(build)=.
# All the preparing..
export INSTALL_FW_PATH
PHONY += firmware_install
-firmware_install: FORCE
+firmware_install:
@mkdir -p $(objtree)/firmware
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_install
archscripts:
PHONY += __headers
-__headers: $(version_h) scripts_basic asm-generic archheaders archscripts FORCE
+__headers: $(version_h) scripts_basic asm-generic archheaders archscripts
$(Q)$(MAKE) $(build)=scripts build_unifdef
PHONY += headers_install_all