Makefile.bootprogs revision 1.9 
1# $NetBSD: Makefile.bootprogs,v 1.9 2011/02/20 07:47:39 matt Exp $
2
3.include <bsd.own.mk>
4.include <bsd.sys.mk>		# for HOST_SH
5
6S=	${.CURDIR}/../../../..
7
8.PATH:	${.CURDIR}/../common
9
10STRIPFLAG=
11BINMODE= 444
12
13# XXX SHOULD NOT NEED TO DEFINE THESE!
14LIBCRT0=
15LIBC=
16LIBCRTBEGIN=
17LIBCRTEND=
18
19STRIP?=	strip
20
21CHECKSIZE_CMD=	SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh
22
23.PHONY: machine-links
24beforedepend: machine-links .WAIT
25# ${MACHINE} then ${MACHINE_ARCH}
26machine-links:
27	-rm -f machine && \
28	    ln -s $S/arch/sbmips/include machine
29	-rm -f mips && \
30	    ln -s $S/arch/mips/include mips
31CLEANFILES+=machine mips
32
33realall: machine-links ${PROG}
34
35AFLAGS+=	-DASSEMBLER -D_LOCORE -mno-abicalls -mips64
36# -I${.CURDIR}/../.. done by Makefile.inc
37CPPFLAGS+=	-nostdinc -I${.OBJDIR} -D_STANDALONE -I${S}
38CFLAGS=		-Os -g -ffreestanding -mno-abicalls -msoft-float -G 0
39CFLAGS+=	-mips64
40CFLAGS+=	-Werror ${CWARNFLAGS}
41
42NETBSD_VERS!=${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh
43CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"'
44
45CWARNFLAGS+=	-Wno-main 
46CWARNFLAGS+=	-Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
47CWARNFLAGS+=	-Wno-pointer-sign
48
49# if there is a 'version' file, add rule for vers.c and add it to SRCS
50# and CLEANFILES
51.if exists(version)
52.PHONY: vers.c
53vers.c: version
54	${HOST_SH} ${S}/conf/newvers_stand.sh ${${MKREPRO} == "yes" :?:-D} \
55	    -N ${.CURDIR}/version "sbmips"
56
57SRCS+=	vers.c
58CLEANFILES+= vers.c
59.endif
60
61# 
62# Refer to CFE documentation for a description of these regions.
63# 
64
65REGION1_START=		0x20000000		# "Region 1 start"
66REGION1_SIZE!=		expr 256 \* 1024	# 256k
67
68# our memory lauout:
69
70#	'unified' boot loaders (e.g. netboot) can consume all of region
71#	1 for their text+data, or text+data+bss.
72
73UNIFIED_LOAD_ADDRESS=	${REGION1_START}
74UNIFIED_MAX_LOAD!=	expr ${REGION1_SIZE}
75UNIFIED_MAX_TOTAL!=	expr ${REGION1_SIZE}
76
77#UNIFIED_HEAP_START=	right after secondary bss
78UNIFIED_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
79
80#	two-stage boot loaders must share region 1.  The first stage
81#	loads into the lowest portion, and uses the higest portion
82#	for its heap.  The second stage loads in between the primary image
83#	and the heap, and can reuse the memory after it (i.e. the primary's
84#	heap) for its own heap.
85
86PRIMARY_LOAD_ADDRESS=	${REGION1_START}
87#PRIMARY_MAX_LOAD=	booter dependent, no more than ${PRIMARY_MAX_TOTAL}
88PRIMARY_MAX_TOTAL!=	expr 16 \* 1024
89
90# XXX SECONDARY_LOAD_ADDRESS should be
91# XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy
92# XXX way to do that calculation and 'ld' wants a single number.
93SECONDARY_LOAD_ADDRESS=	0x20004000	# XXX
94SECONDARY_MAX_LOAD!=	expr 112 \* 1024
95SECONDARY_MAX_TOTAL!=	expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL}
96
97PRIMARY_HEAP_START=	(${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD})
98PRIMARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
99
100#SECONDARY_HEAP_START=	right after secondary bss
101SECONDARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
102
103#	standalone programs are like kernels.  They load at
104#	0xfffffc0000300000 and can use the rest of memory.
105
106STANDPROG_LOAD_ADDRESS=	0xfffffc0000300000
107
108
109FILE_FORMAT_CPPFLAGS=	-DBOOT_ELF
110
111UNIFIED_CPPFLAGS=	-DUNIFIED_BOOTBLOCK \
112			-DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \
113			${FILE_FORMAT_CPPFLAGS}
114
115PRIMARY_CPPFLAGS=	-DPRIMARY_BOOTBLOCK \
116			-DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \
117			-DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \
118			-DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \
119			-DHEAP_START="${PRIMARY_HEAP_START}"
120
121SECONDARY_CPPFLAGS=	-DSECONDARY_BOOTBLOCK \
122			-DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \
123			${FILE_FORMAT_CPPFLAGS}
124
125STANDPROG_CPPFLAGS=	-DSTANDALONE_PROGRAM
126
127.include <bsd.prog.mk>
128
129### find out what to use for libkern
130KERN_AS=	library
131.include "${S}/lib/libkern/Makefile.inc"
132LIBKERN=	${KERNLIB}
133
134### find out what to use for libz
135Z_AS=		library
136.include "${S}/lib/libz/Makefile.inc"
137LIBZ=		${ZLIB}
138
139### find out what to use for libsa
140SA_AS=		library
141SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
142.include "${S}/lib/libsa/Makefile.inc"
143LIBSA=		${SALIB}
144
145/usr/lib/crt0.o:
146	true
147
148/usr/lib/crtbegin.o:
149	true
150
151/usr/lib/crtend.o:
152	true
153
154cleandir: .WAIT cleandirlocal
155cleandirlocal:
156	-rm -rf lib
157