Makefile.powerpc revision 1.51 1 # $NetBSD: Makefile.powerpc,v 1.51 2013/03/10 07:18:20 christos 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/powerpc/conf/``machineid''
9 # after which you should do
10 # config machineid
11 # Machine generic makefile changes should be made in
12 # /sys/arch/powerpc/conf/Makefile.powerpc
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 MACHINE_ARCH=powerpc
21 USETOOLS?= no
22 NEED_OWN_INSTALL_TARGET?=no
23 .include <bsd.own.mk>
24
25 ##
26 ## (1) port identification
27 ##
28 THISPPC= $S/arch/${MACHINE}
29 POWERPC= $S/arch/powerpc
30 GENASSYM_CONF= ${POWERPC}/powerpc/genassym.cf
31 GENASSYM_CONF+= ${POWERPC}/${PPCDIR}/genassym.cf
32 .if exists(${THISPPC}/${MACHINE}/genassym.cf)
33 GENASSYM_CONF+= ${THISPPC}/${MACHINE}/genassym.cf
34 .endif
35 .-include "${THISPPC}/conf/Makefile.${MACHINE}.inc"
36
37 ##
38 ## (2) compile settings
39 ##
40 CPPFLAGS+= -D${MACHINE}=${MACHINE}
41 CWARNFLAGS+= -Wreturn-type
42 .if ${PPCDIR} == "oea"
43 CFLAGS+= -mno-strict-align
44 CFLAGS+= -Wa,-maltivec
45 .endif
46 .if ${PPCDIR} == "booke"
47 DEFCOPTS= -O2
48 CFLAGS+= -fstack-protector
49 CFLAGS+= -mmultiple -misel
50 .endif
51 CFLAGS+= -msdata=none
52 CFLAGS+= -msoft-float ${CCPUOPTS}
53 AFLAGS+= ${AOPTS} -D_NOREGNAMES
54
55 ##
56 ## (3) libkern and compat
57 ##
58 OPT_MODULAR= %MODULAR%
59 .if !empty(OPT_MODULAR)
60 KERN_AS= obj
61 .else
62 KERN_AS= library
63 .endif
64
65 ##
66 ## (4) local objects, compile rules, and dependencies
67 ##
68 .if !defined(SYSTEM_FIRST_OBJ)
69 SYSTEM_FIRST_OBJ= locore.o
70 .endif
71 .if !defined(SYSTEM_FIRST_SFILE)
72 SYSTEM_FIRST_SFILE= ${THISPPC}/${MACHINE}/locore.S
73 .endif
74 MD_OBJS= ${SYSTEM_FIRST_OBJ}
75 MD_CFILES=
76 MD_SFILES= ${SYSTEM_FIRST_SFILE}
77
78 ${SYSTEM_FIRST_OBJ}: ${SYSTEM_FIRST_SFILE} assym.h
79 ${NORMAL_S}
80
81 ##
82 ## (5) link settings
83 ##
84 KERNLDSCRIPT?= ${POWERPC}/conf/kern.ldscript
85 TEXTADDR?= 0x100000
86 LINKFORMAT= -N -T ${KERNLDSCRIPT}
87
88 ENTRYPOINT= __start
89
90 .if defined(NEED_MDSETIMAGE) && $(NEED_MDSETIMAGE) != "no" \
91 && defined(RAMDISKDIR) && exists(${RAMDISKDIR}/ramdisk.fs)
92 SYSTEM_LD_TAIL_EXTRA+=; \
93 echo ${TOOL_MDSETIMAGE} -s $@ ${RAMDISKDIR}/ramdisk.fs; \
94 ${TOOL_MDSETIMAGE} -s $@ ${RAMDISKDIR}/ramdisk.fs
95 .endif
96
97 .if defined(NEED_SREC) && ${NEED_SREC} != "no"
98 SYSTEM_LD_TAIL_EXTRA+=; \
99 echo ${OBJCOPY} -O srec $@ $@.srec; \
100 ${OBJCOPY} -O srec $@ $@.srec
101 .endif
102
103 .if defined(NEED_BINARY) && ${NEED_BINARY} != "no"
104 SYSTEM_LD_TAIL_EXTRA+=; \
105 echo ${OBJCOPY} -S -O binary $@ $@.bin; \
106 ${OBJCOPY} -S -O binary $@ $@.bin
107
108 EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.bin@}
109
110 .if defined(NEED_UBOOTIMAGE) && ${NEED_UBOOTIMAGE} != "no"
111 _OSRELEASE!= ${HOST_SH} $S/conf/osrelease.sh
112 MKUBOOTIMAGEARGS= -A powerpc -T kernel -C gz
113 MKUBOOTIMAGEARGS+= -a ${TEXTADDR:C/....$/0000/} -e $(TEXTADDR)
114 MKUBOOTIMAGEARGS+= -n "NetBSD/$(MACHINE) ${_OSRELEASE} ($(KERNEL_BUILD:T))"
115
116 SYSTEM_LD_TAIL_EXTRA+=; \
117 echo ${TOOL_GZIP} -9cn $@.bin '>' $@.bin.gz; \
118 ${TOOL_GZIP} -9cn $@.bin > $@.bin.gz; \
119 echo ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS} $@.bin.gz $@.ub; \
120 ${TOOL_MKUBOOTIMAGE} ${MKUBOOTIMAGEARGS} $@.bin.gz $@.ub
121
122 EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.bin.gz@}
123 EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.ub@}
124 .endif
125 .endif
126
127 .if !empty(SYSTEM_LD_TAIL_EXTRA_EXTRA)
128 SYSTEM_LD_TAIL_EXTRA+= ${SYSTEM_LD_TAIL_EXTRA_EXTRA}
129 .endif
130
131 ##
132 ## (6) port specific target dependencies
133 ##
134
135 # depend on CPU configuration
136 locore.o machdep.o: Makefile
137
138 lock_stubs.o setfault.o: assym.h
139
140 ##
141 ## (7) misc settings
142 ##
143
144 ##
145 ## (8) config(8) generated machinery
146 ##
147 %INCLUDES
148
149 %OBJS
150
151 %CFILES
152
153 %SFILES
154
155 %LOAD
156
157 %RULES
158
159 ##
160 ## (9) port independent kernel machinery
161 ##
162 .include "$S/conf/Makefile.kern.inc"
163 ${KERNLIB} ${KERNLIB_PROF} ${KERNLIBLN}: assym.h
164
165 ##
166 ## (10) Appending make options.
167 ##
168 %MAKEOPTIONSAPPEND
169