1# $NetBSD: Makefile.sparc64,v 1.85 2018/09/22 12:24:03 rin 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 46USE_SSP?= yes 47 48## 49## (1) port identification 50## 51SPARC64= $S/arch/sparc64 52GENASSYM_CONF= ${SPARC64}/sparc64/genassym.cf 53 54## 55## (2) compile settings 56## 57CPPFLAGS+= -Dsparc64 -D__sparc64__ 58.if ${LP64} == "yes" 59# 64-bit kernels 60CPPFLAGS+= -D_LP64 -Wa,-Av9a 61CPPFLAGS+= ${${ACTIVE_CC} == "clang":? -Qunused-arguments :} 62AFLAGS+= -Wa,-Av9a 63.if defined(PROF) 64# Profiling is only supported in the medium low memory model. 65CFLAGS+= ${${ACTIVE_CC} == "gcc":? -mcmodel=medlow :} 66CFLAGS+= ${${ACTIVE_CC} == "clang":? -mcmodel=small :} 67.else 68# Since the kernel resides in the lower 32 bits, use medium low for now anyway. 69CFLAGS+= ${${ACTIVE_CC} == "gcc":? -mcmodel=medlow :} 70CFLAGS+= ${${ACTIVE_CC} == "clang":? -mcmodel=small :} 71.endif 72.else 73# 32-bit kernels 74CPPFLAGS+= -m32 -Wa,-Av8plusa -mcpu=ultrasparc 75CPPFLAGS+= ${${ACTIVE_CC} == "clang":? -Qunused-arguments :} 76AFLAGS+= -Wa,-Av8plusa 77AFLAGS+= ${${ACTIVE_CC} == "clang":? -Qunused-arguments :} 78.endif 79CFLAGS+= ${${ACTIVE_CC} == "gcc":? -mno-fpu :} 80AFLAGS+= -x assembler-with-cpp 81 82## 83## (3) libkern and compat 84## 85OPT_MODULAR= %MODULAR% 86 87## 88## (4) local objects, compile rules, and dependencies 89## 90MD_OBJS= locore.o copy.o mp_subr.o 91MD_CFILES= 92MD_SFILES= ${SPARC64}/sparc64/locore.s ${SPARC64}/sparc64/copy.S \ 93 ${SPARC64}/sparc64/mp_subr.S 94 95locore.o: ${SPARC64}/sparc64/locore.s assym.h 96 ${NORMAL_S} 97 98copy.o: ${SPARC64}/sparc64/copy.S assym.h 99 ${NORMAL_S} 100 101mp_subr.o: ${SPARC64}/sparc64/mp_subr.S assym.h 102 ${NORMAL_S} 103 104# Our libkern needs stuff from assym.h for memcpy and memset. 105dependkernlib: assym.h 106 107## 108## (5) link settings 109## 110TEXTADDR?= 01000000 111.if ${LP64} == "yes" 112KERNLDSCRIPT?= ${SPARC64}/conf/kern.ldscript 113.else 114KERNLDSCRIPT?= ${SPARC64}/conf/kern32.ldscript 115.endif 116 117## 118## (6) port specific target dependencies 119## 120 121# depend on CPU configuration 122bwtwo.o cgsix.o cgthree.o cgtwo.o cons.o dma.o esp.o fb.o if_ie.o: Makefile 123ms.c obio.o zs.c autoconf.o clock.o cpu.o disksubr.o locore.o: Makefile 124machdep.o mem.o openprom.o pmap.o vm_machdep.o: Makefile 125 126cpu_in_cksum.o lock_stubs.o: assym.h 127 128## 129## (7) misc settings 130## 131 132# define .MAIN _before_ the make() check, so that implicit target 133# would be defined 134.MAIN: all 135 136.if !make(obj) && !make(clean) && !make(cleandir) 137.BEGIN:: 138 -@rm -f sparc && \ 139 ln -s $S/arch/sparc/include sparc 140.endif 141 142## 143## (8) config(8) generated machinery 144## 145%INCLUDES 146 147%OBJS 148 149%CFILES 150 151%SFILES 152 153%LOAD 154 155%RULES 156 157## 158## (9) port independent kernel machinery 159## 160_SKIP_DTS=yes 161.include "$S/conf/Makefile.kern.inc" 162 163## 164## (10) Appending make options. 165## 166%MAKEOPTIONSAPPEND 167