add module to switch kernel serial console to headphone jack

[ms2-kexec] / Makefile

KDIR=$(PWD)/../out/target/product/generic/obj/PARTITIONS/kernel_intermediates/build
ARCH=arm
CROSS_COMPILE=arm-eabi-
CROSS_PATH=$(PWD)/../prebuilt/linux-x86/toolchain/arm-eabi-4.4.0/bin

SYS_CALL_TABLE := $(shell grep ' T sys_call_table$$' $(KDIR)/System.map | cut -f1 -d' ')
KERNEL_RESTART_PREPARE := $(shell grep ' T kernel_restart_prepare$$' $(KDIR)/System.map | cut -f1 -d' ')

EXTRA_CFLAGS += -DCONFIG_KEXEC -Wall -DSYS_CALL_TABLE=0x$(SYS_CALL_TABLE) -DKERNEL_RESTART_PREPARE=0x$(KERNEL_RESTART_PREPARE)

obj-m += kexec_load.o headphone_cons.o
kexec_load-objs := kexec.o machine_kexec.o mmu.o sys.o core.o relocate_kernel.o \
	proc-v7.o tlb-v7.o cache-v7.o abort-ev7.o pabort-v7.o copypage-v6.o driver_sys.o

all:
	PATH=$(CROSS_PATH):$(PATH) CROSS_COMPILE=$(CROSS_COMPILE) ARCH=$(ARCH) make -C $(KDIR) M=$(PWD) modules

clean:
	PATH=$(CROSS_PATH):$(PATH) CROSS_COMPILE=$(CROSS_COMPILE) ARCH=$(ARCH) make -C $(KDIR) M=$(PWD) clean
	rm -f *.order