1# $NetBSD: Makefile.sparc64,v 1.68 2008/12/11 05:27:42 alc Exp $ 2 3#========================================================================= 4# 5# ***** WARNING ****** 6# 7# ANYONE WHO CHANGES THIS MAKEFILE AND DOES NOT TEST BOTH A 32-BIT 8# AND 64-BIT KERNEL WILL BE SHOT. 9# 10#========================================================================= 11 12 13# Makefile for NetBSD 14# 15# This makefile is constructed from a machine description: 16# config machineid 17# Most changes should be made in the machine description 18# /sys/arch/sparc64/conf/``machineid'' 19# after which you should do 20# config machineid 21# Machine generic makefile changes should be made in 22# /sys/arch/sparc64/conf/Makefile.sparc64 23# after which config should be rerun for all machines of that type. 24# 25# To specify debugging, add the config line: makeoptions DEBUG="-g" 26# A better way is to specify -g only for a few files. 27# 28# makeoptions DEBUGLIST="uvm* trap if_*" 29 30# Default to 32-bit. Set the MACHINE_ARCH accordingly. 31# 32# You must also be using the correct toolchain or the kernel build 33# will fail. 34# 35LP64?= no 36.if ${LP64} == "yes" 37MACHINE_ARCH=sparc64 38.else 39MACHINE_ARCH=sparc 40.endif 41 42USETOOLS?= no 43NEED_OWN_INSTALL_TARGET?=no 44.include <bsd.own.mk> 45 46## 47## (1) port identification 48## 49SPARC64= $S/arch/sparc64 50GENASSYM_CONF= ${SPARC64}/sparc64/genassym.cf 51 52## 53## (2) compile settings 54## 55CPPFLAGS+= -Dsparc64 -D__sparc64__ 56.if ${LP64} == "yes" 57# 64-bit kernels 58CPPFLAGS+= -D_LP64 -Wa,-Av9a 59AFLAGS+= -Wa,-Av9a 60CC_NOOPT= ${NORMAL_C} 61.if defined(PROF) 62# Profiling is only supported in the medium low memory model. 63CFLAGS+= -mcmodel=medlow 64.else 65# Since the kernel resides in the lower 32 bits, use medium low for now anyway. 66CFLAGS+= -mcmodel=medlow 67.endif 68.else 69# 32-bit kernels 70CPPFLAGS+= -m32 -Wa,-Av8plusa -mcpu=ultrasparc 71AFLAGS+= -Wa,-Av8plusa 72# XXX 73# The sparc gcc version 3.3.3 (NetBSD nb1 20040301) does not compile this 74# file properly with higher optimizations 75CC_NOOPT= ${NORMAL_C:C/-O./-O0/} 76.endif 77CFLAGS+= -mno-fpu 78AFLAGS+= -x assembler-with-cpp -traditional-cpp 79 80## 81## (3) libkern and compat 82## 83# KERN_AS= obj # memcpy, memset, etc. are in locore.s 84 85## 86## (4) local objects, compile rules, and dependencies 87## 88MD_OBJS= locore.o 89MD_CFILES= 90MD_SFILES= ${SPARC64}/sparc64/locore.s 91 92locore.o: ${SPARC64}/sparc64/locore.s assym.h 93 ${NORMAL_S} 94 95## 96## (5) link settings 97## 98TEXTADDR?= 01000000 99LINKFORMAT= -T ${SPARC64}/conf/${KERN_LDSCRIPT} 100.if ${LP64} == "yes" 101KERN_LDSCRIPT?= kern.ldscript 102.else 103KERN_LDSCRIPT?= kern32.ldscript 104.endif 105 106## 107## (6) port specific target dependencies 108## 109 110# depend on CPU configuration 111bwtwo.o cgsix.o cgthree.o cgtwo.o cons.o dma.o esp.o fb.o if_ie.o: Makefile 112ms.c obio.o zs.c autoconf.o clock.o cpu.o disksubr.o locore.o: Makefile 113machdep.o mem.o openprom.o pmap.o vm_machdep.o: Makefile 114 115cpu_in_cksum.o lock_stubs.o: assym.h 116 117## 118## (7) misc settings 119## 120 121# define .MAIN _before_ the make() check, so that implicit target 122# would be defined 123.MAIN: all 124 125.if make(depend) || make(all) || make(dependall) 126.BEGIN: 127 @rm -f sparc && \ 128 ln -s $S/arch/sparc/include sparc 129.endif 130 131## 132## (8) config(8) generated machinery 133## 134%INCLUDES 135 136%OBJS 137 138%CFILES 139 140%SFILES 141 142%LOAD 143 144%RULES 145 146## 147## (9) port independent kernel machinery 148## 149.include "$S/conf/Makefile.kern.inc" 150 151## 152## (10) Appending make options. 153## 154%MAKEOPTIONSAPPEND 155