1 # $NetBSD: Makefile.aarch64,v 1.1.2.1 2016/01/05 22:22:36 snj Exp $ 2 3 # Makefile for NetBSD 4 # 5 # This makefile is constructed from a machine description: 6 # config machineid 7 # Most changes should be made in the machine description 8 # /sys/arch/<arch>/conf/``machineid'' 9 # after which you should do 10 # config machineid 11 # Machine generic makefile changes should be made in 12 # /sys/arch/arm/conf/Makefile.arm 13 # after which config should be rerun for all machines of that type. 14 # 15 # To specify debugging, add the config line: makeoptions DEBUG="-g" 16 # A better way is to specify -g only for a few files. 17 # 18 # makeoptions DEBUGLIST="uvm* trap if_*" 19 20 USETOOLS?= no 21 NEED_OWN_INSTALL_TARGET?=no 22 .include <bsd.own.mk> 23 24 ## 25 ## (1) port identification 26 ## 27 THISA64= $S/arch/${MACHINE} 28 A64= $S/arch/aarch64 29 GENASSYM_CONF= ${A64}/aarch64/genassym.cf 30 .-include "$S/arch/${MACHINE}/conf/Makefile.${MACHINE}.inc" 31 32 ## 33 ## (2) compile settings 34 ## 35 # CPPFLAGS set by platform-specific Makefile fragment. 36 CFLAGS+= -fomit-frame-pointer 37 38 ## 39 ## (3) libkern and compat 40 ## 41 KERN_AS= obj 42 43 ## 44 ## (4) local objects, compile rules, and dependencies 45 ## 46 MD_OBJS+= ${SYSTEM_FIRST_OBJ} locore.o 47 MD_CFILES+= 48 MD_SFILES+= ${SYSTEM_FIRST_SFILE} ${A64}/aarch64/locore.S 49 50 .if defined(SYSTEM_FIRST_OBJ) 51 ${SYSTEM_FIRST_OBJ}: ${SYSTEM_FIRST_SFILE} assym.h 52 ${NORMAL_S} 53 .endif 54 55 locore.o: ${A64}/aarch64/locore.S assym.h 56 ${NORMAL_S} 57 58 ## 59 ## (5) link settings 60 ## 61 LDSCRIPT?= ${A64}/conf/kern.ldscript 62 LOADADDRESS?= 0xFFFFFFFF00000000 63 LINKFLAGS_NORMAL= -X 64 .if "${LDSCRIPT}" != "" 65 LINKFLAGS_NORMAL+= -T ${LDSCRIPT} 66 .endif 67 68 # Strip AArch64 mapping symbols from the kernel image, as they interfere 69 # with ddb. Do it differently if 'makeoptions DEBUG="-g"' was specified. 70 .if !defined(DEBUG) || empty(DEBUG:M-g*) 71 SYSTEM_LD_TAIL?= ${SYSTEM_LD_TAIL_DBSYM}; \ 72 ${OBJCOPY} -w --strip-symbol='[$$][dx]' \ 73 --strip-symbol='[$$][dx]\.*' $@ ;\ 74 ${SIZE} $@; chmod 755 $@ 75 .else 76 STRIPFLAGS=-g --strip-symbol='$$x' --strip-symbol='$$d' 77 .endif 78 79 ## 80 ## (6) port specific target dependencies 81 ## 82 83 # depend on DIAGNOSTIC etc. 84 cpuswitch.o fault.o machdep.o: Makefile 85 86 # various assembly files that depend on assym.h 87 atomic.o bcopy_page.o bcopyinout.o copystr.o cpuswitch.o cpu_in_cksum.o: assym.h 88 exception.o sigcode.o: assym.h 89 spl.o vectors.o: assym.h 90 91 ## 92 ## (7) misc settings 93 ## 94 95 ## 96 ## (8) config(8) generated machinery 97 ## 98 %INCLUDES 99 100 %OBJS 101 102 %CFILES 103 104 %SFILES 105 106 %LOAD 107 108 %RULES 109 110 ## 111 ## (9) after the config file is inserted 112 ## 113 114 ## 115 ## (10) port independent kernel machinery 116 ## 117 118 .include "$S/conf/Makefile.kern.inc" 119 120 ## 121 ## (11) Appending make options. 122 ## 123 %MAKEOPTIONSAPPEND 124