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Makefile.bootprogs revision 1.10 
      1 # $NetBSD: Makefile.bootprogs,v 1.10 2012/01/19 19:58:16 matt Exp $
      2 
      3 .include <bsd.own.mk>
      4 .include <bsd.sys.mk>		# for HOST_SH
      5 
      6 S=	${.CURDIR}/../../../..
      7 
      8 .PATH:	${.CURDIR}/../common
      9 
     10 STRIPFLAG=
     11 BINMODE= 444
     12 
     13 # XXX SHOULD NOT NEED TO DEFINE THESE!
     14 LIBCRT0=
     15 LIBC=
     16 LIBCRTBEGIN=
     17 LIBCRTEND=
     18 
     19 STRIP?=	strip
     20 
     21 CHECKSIZE_CMD=	SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh
     22 
     23 .PHONY: machine-links
     24 beforedepend: machine-links .WAIT
     25 # ${MACHINE} then ${MACHINE_ARCH}
     26 machine-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
     31 CLEANFILES+=machine mips
     32 
     33 realall: machine-links ${PROG}
     34 
     35 AFLAGS+=	-DASSEMBLER -D_LOCORE -mno-abicalls -mips64
     36 # -I${.CURDIR}/../.. done by Makefile.inc
     37 CPPFLAGS+=	-nostdinc -I${.OBJDIR} -D_STANDALONE -I${S}
     38 CFLAGS=		-Os -g -ffreestanding -mno-abicalls -msoft-float -G 0
     39 CFLAGS+=	-mips64
     40 CFLAGS+=	-Werror ${CWARNFLAGS}
     41 
     42 NETBSD_VERS!=${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh
     43 CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"'
     44 
     45 CWARNFLAGS+=	-Wno-main 
     46 CWARNFLAGS+=	-Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
     47 CWARNFLAGS+=	-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
     53 vers.c: version
     54 	${HOST_SH} ${S}/conf/newvers_stand.sh ${${MKREPRO} == "yes" :?:-D} \
     55 	    -N ${.CURDIR}/version "sbmips"
     56 
     57 SRCS+=	vers.c
     58 CLEANFILES+= vers.c
     59 .endif
     60 
     61 # 
     62 # Refer to CFE documentation for a description of these regions.
     63 # 
     64 
     65 REGION1_START=		0x20000000		# "Region 1 start"
     66 REGION1_SIZE!=		expr 256 \* 1024	# 256k
     67 
     68 LDSCRIPT=		${.CURDIR}/../common/boot.ldscript
     69 
     70 # our memory lauout:
     71 
     72 #	'unified' boot loaders (e.g. netboot) can consume all of region
     73 #	1 for their text+data, or text+data+bss.
     74 
     75 UNIFIED_LOAD_ADDRESS=	${REGION1_START}
     76 UNIFIED_MAX_LOAD!=	expr ${REGION1_SIZE}
     77 UNIFIED_MAX_TOTAL!=	expr ${REGION1_SIZE}
     78 
     79 #UNIFIED_HEAP_START=	right after secondary bss
     80 UNIFIED_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     81 
     82 #	two-stage boot loaders must share region 1.  The first stage
     83 #	loads into the lowest portion, and uses the higest portion
     84 #	for its heap.  The second stage loads in between the primary image
     85 #	and the heap, and can reuse the memory after it (i.e. the primary's
     86 #	heap) for its own heap.
     87 
     88 PRIMARY_LOAD_ADDRESS=	${REGION1_START}
     89 #PRIMARY_MAX_LOAD=	booter dependent, no more than ${PRIMARY_MAX_TOTAL}
     90 PRIMARY_MAX_TOTAL!=	expr 16 \* 1024
     91 
     92 # XXX SECONDARY_LOAD_ADDRESS should be
     93 # XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy
     94 # XXX way to do that calculation and 'ld' wants a single number.
     95 SECONDARY_LOAD_ADDRESS=	0x20004000	# XXX
     96 SECONDARY_MAX_LOAD!=	expr 112 \* 1024
     97 SECONDARY_MAX_TOTAL!=	expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL}
     98 
     99 PRIMARY_HEAP_START=	(${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD})
    100 PRIMARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
    101 
    102 #SECONDARY_HEAP_START=	right after secondary bss
    103 SECONDARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
    104 
    105 #	standalone programs are like kernels.  They load at
    106 #	0xfffffc0000300000 and can use the rest of memory.
    107 
    108 STANDPROG_LOAD_ADDRESS=	0xfffffc0000300000
    109 
    110 
    111 FILE_FORMAT_CPPFLAGS=	-DBOOT_ELF
    112 
    113 UNIFIED_CPPFLAGS=	-DUNIFIED_BOOTBLOCK \
    114 			-DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \
    115 			${FILE_FORMAT_CPPFLAGS}
    116 
    117 PRIMARY_CPPFLAGS=	-DPRIMARY_BOOTBLOCK \
    118 			-DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \
    119 			-DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \
    120 			-DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \
    121 			-DHEAP_START="${PRIMARY_HEAP_START}"
    122 
    123 SECONDARY_CPPFLAGS=	-DSECONDARY_BOOTBLOCK \
    124 			-DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \
    125 			${FILE_FORMAT_CPPFLAGS}
    126 
    127 STANDPROG_CPPFLAGS=	-DSTANDALONE_PROGRAM
    128 
    129 .include <bsd.prog.mk>
    130 
    131 ### find out what to use for libkern
    132 KERN_AS=	library
    133 .include "${S}/lib/libkern/Makefile.inc"
    134 LIBKERN=	${KERNLIB}
    135 
    136 ### find out what to use for libz
    137 Z_AS=		library
    138 .include "${S}/lib/libz/Makefile.inc"
    139 LIBZ=		${ZLIB}
    140 
    141 ### find out what to use for libsa
    142 SA_AS=		library
    143 SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
    144 .include "${S}/lib/libsa/Makefile.inc"
    145 LIBSA=		${SALIB}
    146 
    147 /usr/lib/crt0.o:
    148 	true
    149 
    150 /usr/lib/crtbegin.o:
    151 	true
    152 
    153 /usr/lib/crtend.o:
    154 	true
    155 
    156 cleandir: .WAIT cleandirlocal
    157 cleandirlocal:
    158 	-rm -rf lib
    159