1# Makefile.arm -- with config changes. 2# Copyright 1990 W. Jolitz 3# from: @(#)Makefile.i386 7.1 5/10/91 4# $FreeBSD$ 5# 6# Makefile for FreeBSD 7# 8# This makefile is constructed from a machine description: 9# config machineid 10# Most changes should be made in the machine description 11# /sys/arm/conf/``machineid'' 12# after which you should do 13# config machineid 14# Generic makefile changes should be made in 15# /sys/conf/Makefile.arm 16# after which config should be rerun for all machines. 17# 18 19# Which version of config(8) is required. 20%VERSREQ= 600013 21 22STD8X16FONT?= iso 23 24.if !defined(S) 25.if exists(./@/.) 26S= ./@ 27.else 28S= ../../.. 29.endif 30.endif 31.include "$S/conf/kern.pre.mk" 32 33INCLUDES+= -I$S/contrib/libfdt -I$S/gnu/dts/include 34 35SYSTEM_LD:= ${SYSTEM_LD:$S/conf/ldscript.$M=ldscript.$M} 36SYSTEM_DEP:= ${SYSTEM_DEP:$S/conf/ldscript.$M=ldscript.$M} 37 38.if !defined(DEBUG) && !defined(PROFLEVEL) 39STRIP_FLAGS = -S 40.endif 41 42# We don't support gcc's thump interwork stuff, so disable it 43CFLAGS.gcc += -mno-thumb-interwork 44 45# We generally don't want fpu instructions in the kernel. 46CFLAGS.clang += -mfpu=none 47 48.if !empty(DDB_ENABLED) 49CFLAGS += -funwind-tables 50.if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} < 30500 51# clang < 3.5.0 requires us to tell it to emit assembly with unwind information 52CFLAGS += -mllvm -arm-enable-ehabi 53.endif 54.endif 55 56# "makeoptions KERNVIRTADDR=" is now optional, supply the default value. 57.if empty(KERNVIRTADDR) 58KERNVIRTADDR= 0xc0000000 59.endif 60 61# hack because genassym.c includes sys/bus.h which includes these. 62genassym.o: bus_if.h device_if.h 63 64SYSTEM_LD_ = ${LD} -m ${LD_EMULATION} -Bdynamic -T ldscript.$M.noheader \ 65 ${_LDFLAGS} --no-warn-mismatch --warn-common --export-dynamic \ 66 --dynamic-linker /red/herring \ 67 -o ${FULLKERNEL}.noheader -X ${SYSTEM_OBJS} vers.o 68SYSTEM_LD_TAIL +=;sed s/" + SIZEOF_HEADERS"// ldscript.$M \ 69 >ldscript.$M.noheader; \ 70 ${SYSTEM_LD_}; \ 71 ${OBJCOPY} -S -O binary ${FULLKERNEL}.noheader \ 72 ${KERNEL_KO}.bin; \ 73 rm ${FULLKERNEL}.noheader 74 75%BEFORE_DEPEND 76 77%OBJS 78 79%FILES.c 80 81%FILES.s 82 83%FILES.m 84 85%CLEAN 86 87CLEAN+= ldscript.$M ${KERNEL_KO}.bin ldscript.$M.noheader 88 89ldscript.$M: $S/conf/ldscript.$M 90 sed s/KERNVIRTADDR/${KERNVIRTADDR}/g > ldscript.$M < $S/conf/ldscript.$M 91 92%RULES 93 94.include "$S/conf/kern.post.mk" 95