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# hack because genassym.c includes sys/bus.h which includes these. 57genassym.o: bus_if.h device_if.h 58 59SYSTEM_LD_ = ${LD} -m ${LD_EMULATION} -Bdynamic -T ldscript.$M.noheader \ 60 ${_LDFLAGS} --no-warn-mismatch --warn-common --export-dynamic \ 61 --dynamic-linker /red/herring \ 62 -o ${FULLKERNEL}.noheader -X ${SYSTEM_OBJS} vers.o 63SYSTEM_LD_TAIL +=;sed s/" + SIZEOF_HEADERS"// ldscript.$M\ 64 >ldscript.$M.noheader; \ 65 ${SYSTEM_LD_}; \ 66 ${OBJCOPY} -S -O binary ${FULLKERNEL}.noheader \ 67 ${KERNEL_KO}.bin; \ 68 rm ${FULLKERNEL}.noheader 69 70FILES_CPU_FUNC = \ 71 $S/$M/$M/cpufunc_asm_arm9.S \ 72 $S/$M/$M/cpufunc_asm_xscale.S $S/$M/$M/cpufunc_asm.S \ 73 $S/$M/$M/cpufunc_asm_xscale_c3.S $S/$M/$M/cpufunc_asm_armv5_ec.S \ 74 $S/$M/$M/cpufunc_asm_fa526.S $S/$M/$M/cpufunc_asm_sheeva.S \ 75 $S/$M/$M/cpufunc_asm_pj4b.S $S/$M/$M/cpufunc_asm_armv6.S \ 76 $S/$M/$M/cpufunc_asm_armv7.S 77 78.if ${MACHINE_ARCH} != "armv6" && defined(KERNPHYSADDR) 79KERNEL_EXTRA=trampoline 80KERNEL_EXTRA_INSTALL=kernel.gz.tramp 81trampoline: ${KERNEL_KO}.tramp 82${KERNEL_KO}.tramp: ${KERNEL_KO} $S/$M/$M/inckern.S $S/$M/$M/elf_trampoline.c 83 echo "#define KERNNAME \"${KERNEL_KO}.tmp\"" >opt_kernname.h 84 sed s/${KERNVIRTADDR}/${KERNPHYSADDR}/ ldscript.$M > ldscript.$M.tramp 85 sed s/" + SIZEOF_HEADERS"// ldscript.$M.tramp > \ 86 ldscript.$M.tramp.noheader 87 echo "#include <machine/asm.h>" >tmphack.S 88 echo "ENTRY(_start)" >>tmphack.S 89 echo "bl _startC" >>tmphack.S 90 ${OBJCOPY} --strip-symbol '$$d' --strip-symbol '$$a' \ 91 -g --strip-symbol '$$t' ${FULLKERNEL} ${KERNEL_KO}.tmp 92 eval $$(stat -s ${KERNEL_KO}.tmp) && \ 93 echo "#define KERNSIZE $$st_size" >>opt_kernname.h 94 ${CC} -O -nostdlib -I. -I$S \ 95 -Xlinker -T -Xlinker ldscript.$M.tramp \ 96 -DELF_TRAMPOLINE \ 97 tmphack.S \ 98 $S/$M/$M/elf_trampoline.c \ 99 $S/$M/$M/inckern.S \ 100 ${FILES_CPU_FUNC} \ 101 -o ${KERNEL_KO}.tramp 102 ${CC} -O -nostdlib -I. -I$S \ 103 -Xlinker -T -Xlinker ldscript.$M.tramp.noheader \ 104 -DELF_TRAMPOLINE \ 105 tmphack.S \ 106 $S/$M/$M/elf_trampoline.c \ 107 $S/$M/$M/inckern.S \ 108 ${FILES_CPU_FUNC} \ 109 -o ${KERNEL_KO}.tramp.noheader 110 ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \ 111 ${KERNEL_KO}.tramp.bin 112 ${OBJCOPY} ${STRIP_FLAGS} ${KERNEL_KO}.tmp 113 echo "#define KERNNAME \"${KERNEL_KO}.tmp.gz\"" >opt_kernname.h 114 eval $$(stat -s ${KERNEL_KO}.tmp) && \ 115 echo "#define KERNSIZE $$st_size" >>opt_kernname.h 116 gzip -f9 ${KERNEL_KO}.tmp 117 eval $$(stat -s ${KERNEL_KO}.tmp.gz) && \ 118 echo "#define KERNCOMPSIZE $$st_size" >>opt_kernname.h 119 ${CC} -O2 -ffreestanding -I. -I$S -c \ 120 -DKZIP -DELF_TRAMPOLINE \ 121 $S/kern/inflate.c \ 122 -o inflate-tramp.o 123 ${CC} -O -nostdlib -I. -I$S \ 124 -Xlinker -T -Xlinker ldscript.$M.tramp \ 125 -DKZIP -DELF_TRAMPOLINE \ 126 tmphack.S \ 127 $S/$M/$M/elf_trampoline.c \ 128 inflate-tramp.o \ 129 $S/$M/$M/inckern.S \ 130 ${FILES_CPU_FUNC} \ 131 -o ${KERNEL_KO}.gz.tramp 132 ${CC} -O -nostdlib -I. -I$S \ 133 -Xlinker -T -Xlinker ldscript.$M.tramp.noheader \ 134 -DKZIP -DELF_TRAMPOLINE \ 135 tmphack.S \ 136 $S/$M/$M/elf_trampoline.c \ 137 inflate-tramp.o \ 138 $S/$M/$M/inckern.S \ 139 ${FILES_CPU_FUNC} \ 140 -o ${KERNEL_KO}.tramp.noheader 141 ${OBJCOPY} -S -O binary ${KERNEL_KO}.tramp.noheader \ 142 ${KERNEL_KO}.gz.tramp.bin 143 rm ${KERNEL_KO}.tmp.gz ${KERNEL_KO}.tramp.noheader opt_kernname.h \ 144 inflate-tramp.o tmphack.S 145.endif 146 147%BEFORE_DEPEND 148 149%OBJS 150 151%FILES.c 152 153%FILES.s 154 155%FILES.m 156 157%CLEAN 158 159CLEAN+= ldscript.$M ${KERNEL_KO}.bin ldscript.$M.noheader 160 161CLEAN+= ${KERNEL_KO}.tramp ${KERNEL_KO}.tramp.bin ldscript.$M.tramp \ 162 ldscript.$M.tramp.noheader ${KERNEL_KO}.gz.tramp \ 163 ${KERNEL_KO}.gz.tramp.bin 164 165ldscript.$M: $S/conf/ldscript.$M 166 cat $S/conf/ldscript.$M|sed s/KERNPHYSADDR/${KERNPHYSADDR}/g| \ 167 sed s/KERNVIRTADDR/${KERNVIRTADDR}/g > ldscript.$M 168%RULES 169 170.include "$S/conf/kern.post.mk" 171