70 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Makefile
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			70 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			Makefile
		
	
	
		
			Executable File
		
	
	
	
	
#
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# Copyright (C) 2012, 2016-2017 ARM Limited. All rights reserved.
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# 
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# This program is free software and is provided to you under the terms of the GNU General Public License version 2
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# as published by the Free Software Foundation, and any use by you of this program is subject to the terms of such GNU licence.
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# 
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# A copy of the licence is included with the program, and can also be obtained from Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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#
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# default to building for the host
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ARCH ?= $(shell uname -m)
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# linux build system integration
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ifneq ($(KERNELRELEASE),)
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# Inside the kernel build system
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EXTRA_CFLAGS += -I$(KBUILD_EXTMOD)
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SRC =	umplock_driver.c
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MODULE:=umplock.ko
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obj-m := $(MODULE:.ko=.o)
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$(MODULE:.ko=-y) := $(SRC:.c=.o)
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$(MODULE:.ko=-objs) := $(SRC:.c=.o) 
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else
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# Outside the kernel build system
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#
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#
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# Get any user defined KDIR-<names> or maybe even a hardcoded KDIR
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-include KDIR_CONFIGURATION
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# Define host system directory
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KDIR-$(shell uname -m):=/lib/modules/$(shell uname -r)/build
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ifeq ($(ARCH), arm)
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	# when compiling for ARM we're cross compiling
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	export CROSS_COMPILE ?= arm-none-linux-gnueabi-
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	CONFIG ?= arm
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else
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	# Compiling for the host
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	CONFIG ?= $(shell uname -m)
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endif
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# default cpu to select
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CPU ?= $(shell uname -m)
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# look up KDIR based om CPU selection
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KDIR ?= $(KDIR-$(CPU))
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ifeq ($(KDIR),)
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$(error No KDIR found for platform $(CPU))
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endif
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all:
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	$(MAKE) ARCH=$(ARCH) -C $(KDIR) M=$(CURDIR)
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kernelrelease:
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	$(MAKE) -C $(KDIR) kernelrelease
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clean:
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	$(MAKE) ARCH=$(ARCH) -C $(KDIR) M=$(CURDIR) clean
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endif
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