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Makefile.bootprogs revision 1.12 
      1 # $NetBSD: Makefile.bootprogs,v 1.12 2014/01/12 15:26:30 tsutsui Exp $
      2 
      3 .include <bsd.own.mk>
      4 .include <bsd.klinks.mk>
      5 .include <bsd.sys.mk>		# for HOST_SH
      6 
      7 S=	${.CURDIR}/../../../..
      8 
      9 .PATH:	${.CURDIR}/../common
     10 
     11 STRIPFLAG=
     12 BINMODE= 444
     13 
     14 # XXX SHOULD NOT NEED TO DEFINE THESE!
     15 LIBCRT0=
     16 LIBCRTI=
     17 LIBC=
     18 LIBCRTBEGIN=
     19 LIBCRTEND=
     20 
     21 STRIP?=	strip
     22 
     23 CHECKSIZE_CMD=	SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh
     24 
     25 AFLAGS+=	-DASSEMBLER -D_LOCORE -mno-abicalls -mips64
     26 # -I${.CURDIR}/../.. done by Makefile.inc
     27 CPPFLAGS+=	-nostdinc -I${.OBJDIR} -D_STANDALONE -I${S}
     28 CFLAGS=		-Os -g -ffreestanding -mno-abicalls -msoft-float -G 0
     29 CFLAGS+=	-mips64
     30 CFLAGS+=	-Werror ${CWARNFLAGS}
     31 
     32 NETBSD_VERS!=${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh
     33 CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"'
     34 
     35 CWARNFLAGS+=	-Wno-main 
     36 CWARNFLAGS+=	-Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
     37 CWARNFLAGS+=	-Wno-pointer-sign
     38 
     39 # if there is a 'version' file, add rule for vers.c and add it to SRCS
     40 # and CLEANFILES
     41 .if exists(version)
     42 .PHONY: vers.c
     43 vers.c: version
     44 	${HOST_SH} ${S}/conf/newvers_stand.sh ${${MKREPRO} == "yes" :?:-D} \
     45 	    -N ${.CURDIR}/version "sbmips"
     46 
     47 SRCS+=	vers.c
     48 CLEANFILES+= vers.c
     49 .endif
     50 
     51 # 
     52 # Refer to CFE documentation for a description of these regions.
     53 # 
     54 
     55 REGION1_START=		0x20000000		# "Region 1 start"
     56 REGION1_SIZE!=		expr 256 \* 1024	# 256k
     57 
     58 LDSCRIPT=		${.CURDIR}/../common/boot.ldscript
     59 
     60 # our memory lauout:
     61 
     62 #	'unified' boot loaders (e.g. netboot) can consume all of region
     63 #	1 for their text+data, or text+data+bss.
     64 
     65 UNIFIED_LOAD_ADDRESS=	${REGION1_START}
     66 UNIFIED_MAX_LOAD!=	expr ${REGION1_SIZE}
     67 UNIFIED_MAX_TOTAL!=	expr ${REGION1_SIZE}
     68 
     69 #UNIFIED_HEAP_START=	right after secondary bss
     70 UNIFIED_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     71 
     72 #	two-stage boot loaders must share region 1.  The first stage
     73 #	loads into the lowest portion, and uses the higest portion
     74 #	for its heap.  The second stage loads in between the primary image
     75 #	and the heap, and can reuse the memory after it (i.e. the primary's
     76 #	heap) for its own heap.
     77 
     78 PRIMARY_LOAD_ADDRESS=	${REGION1_START}
     79 #PRIMARY_MAX_LOAD=	booter dependent, no more than ${PRIMARY_MAX_TOTAL}
     80 PRIMARY_MAX_TOTAL!=	expr 16 \* 1024
     81 
     82 # XXX SECONDARY_LOAD_ADDRESS should be
     83 # XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy
     84 # XXX way to do that calculation and 'ld' wants a single number.
     85 SECONDARY_LOAD_ADDRESS=	0x20004000	# XXX
     86 SECONDARY_MAX_LOAD!=	expr 112 \* 1024
     87 SECONDARY_MAX_TOTAL!=	expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL}
     88 
     89 PRIMARY_HEAP_START=	(${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD})
     90 PRIMARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     91 
     92 #SECONDARY_HEAP_START=	right after secondary bss
     93 SECONDARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     94 
     95 #	standalone programs are like kernels.  They load at
     96 #	0xfffffc0000300000 and can use the rest of memory.
     97 
     98 STANDPROG_LOAD_ADDRESS=	0xfffffc0000300000
     99 
    100 
    101 FILE_FORMAT_CPPFLAGS=	-DBOOT_ELF
    102 
    103 UNIFIED_CPPFLAGS=	-DUNIFIED_BOOTBLOCK \
    104 			-DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \
    105 			${FILE_FORMAT_CPPFLAGS}
    106 
    107 PRIMARY_CPPFLAGS=	-DPRIMARY_BOOTBLOCK \
    108 			-DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \
    109 			-DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \
    110 			-DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \
    111 			-DHEAP_START="${PRIMARY_HEAP_START}"
    112 
    113 SECONDARY_CPPFLAGS=	-DSECONDARY_BOOTBLOCK \
    114 			-DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \
    115 			${FILE_FORMAT_CPPFLAGS}
    116 
    117 STANDPROG_CPPFLAGS=	-DSTANDALONE_PROGRAM
    118 
    119 .include <bsd.prog.mk>
    120 
    121 ### find out what to use for libkern
    122 KERN_AS=	library
    123 .include "${S}/lib/libkern/Makefile.inc"
    124 LIBKERN=	${KERNLIB}
    125 
    126 ### find out what to use for libz
    127 Z_AS=		library
    128 .include "${S}/lib/libz/Makefile.inc"
    129 LIBZ=		${ZLIB}
    130 
    131 ### find out what to use for libsa
    132 SA_AS=		library
    133 SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes"
    134 .include "${S}/lib/libsa/Makefile.inc"
    135 LIBSA=		${SALIB}
    136 
    137 /usr/lib/crt0.o:
    138 	true
    139 
    140 /usr/lib/crtbegin.o:
    141 	true
    142 
    143 /usr/lib/crtend.o:
    144 	true
    145 
    146 cleandir: .WAIT cleandirlocal
    147 cleandirlocal:
    148 	-rm -rf lib
    149