1# $NetBSD: Makefile.aarch64,v 1.7 2016/05/05 21:14:14 rjs 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 20USETOOLS?= no 21NEED_OWN_INSTALL_TARGET?=no 22.include <bsd.own.mk> 23 24## 25## (1) port identification 26## 27THISA64= $S/arch/${MACHINE} 28A64= $S/arch/aarch64 29GENASSYM_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. 36CFLAGS+= -fomit-frame-pointer 37 38## 39## (3) libkern and compat 40## 41KERN_AS= obj 42 43## 44## (4) local objects, compile rules, and dependencies 45## 46MD_OBJS+= ${SYSTEM_FIRST_OBJ} locore.o 47MD_CFILES+= 48MD_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 55locore.o: ${A64}/aarch64/locore.S assym.h 56 ${NORMAL_S} 57 58## 59## (5) link settings 60## 61KERNLDSCRIPT?= ${A64}/conf/kern.ldscript 62LOADADDRESS?= 0xFFFFFFFF00000000 63LINKFLAGS_NORMAL= -X 64 65# Strip AArch64 mapping symbols from the kernel image, as they interfere 66# with ddb. Do it differently if 'makeoptions DEBUG="-g"' was specified. 67.if !defined(DEBUG) || empty(DEBUG:M-g*) 68SYSTEM_LD_TAIL?= ${OBJCOPY} -w --strip-symbol='[$$][dx]' \ 69 --strip-symbol='[$$][dx]\.*' $@ ;\ 70 ${SIZE} $@; chmod 755 $@ 71.else 72STRIPFLAGS=-g --strip-symbol='$$x' --strip-symbol='$$d' 73.endif 74 75## 76## (6) port specific target dependencies 77## 78 79# depend on DIAGNOSTIC etc. 80cpuswitch.o fault.o machdep.o: Makefile 81 82# various assembly files that depend on assym.h 83atomic.o bcopy_page.o bcopyinout.o copystr.o cpuswitch.o cpu_in_cksum.o: assym.h 84exception.o sigcode.o: assym.h 85spl.o vectors.o: assym.h 86 87## 88## (7) misc settings 89## 90 91# define .MAIN _before_ the make() check, so that implicit target 92# would be defined 93.MAIN: all 94 95.if make(depend) || make(all) || make(dependall) 96.BEGIN: 97 @rm -f arm && \ 98 ln -s $S/arch/arm/include arm 99.endif 100 101## 102## (8) config(8) generated machinery 103## 104%INCLUDES 105 106%OBJS 107 108%CFILES 109 110%SFILES 111 112%LOAD 113 114%RULES 115 116## 117## (9) after the config file is inserted 118## 119 120## 121## (10) port independent kernel machinery 122## 123 124.include "$S/conf/Makefile.kern.inc" 125 126## 127## (11) Appending make options. 128## 129%MAKEOPTIONSAPPEND 130