Home | History | Annotate | Line # | Download | only in stand
Makefile.bootprogs revision 1.8
      1 # $NetBSD: Makefile.bootprogs,v 1.8 1999/04/02 03:11:57 cgd Exp $
      2 
      3 S=	${.CURDIR}/../../../..
      4 
      5 .PATH:	${.CURDIR}/../common
      6 
      7 MKMAN=	no
      8 STRIPFLAG=
      9 BINMODE= 444
     10 
     11 STRIP?=	strip
     12 
     13 CHECKSIZE_CMD=	SIZE=${SIZE} sh ${.CURDIR}/../common/checksize.sh
     14 
     15 .PHONY: machine-links
     16 beforedepend: machine-links
     17 # ${MACHINE} then ${MACHINE_ARCH}
     18 machine-links:
     19 	-rm -f machine && \
     20 	    ln -s $S/arch/alpha/include machine
     21 	-rm -f alpha && \
     22 	    ln -s $S/arch/alpha/include alpha
     23 CLEANFILES+=machine alpha
     24 
     25 all: machine-links ${PROG}
     26 
     27 AFLAGS += -DASSEMBLER
     28 #CPPFLAGS+= -nostdinc -I${.OBJDIR}
     29 CPPFLAGS+= -I${.OBJDIR}
     30 CPPFLAGS += -D_STANDALONE -I${.CURDIR}/../.. -I${S}
     31 CFLAGS = ${CWARNFLAGS} -Os -mno-fp-regs -g
     32 
     33 # For descriptions of regions available to bootstrap programs, see
     34 # section 3.4.1.2 (pp. III 3-14 - III 3-18) of the second edition of
     35 # the Alpha AXP Architecture Reference Manual.
     36 
     37 REGION1_START=		0x20000000		# "Region 1 start"
     38 REGION1_SIZE!=		expr 256 \* 1024	# 256k
     39 
     40 # our memory lauout:
     41 
     42 #	'unified' boot loaders (e.g. netboot) can consume all of region
     43 #	1 for their text+data, or text+data+bss.
     44 
     45 UNIFIED_LOAD_ADDRESS=	${REGION1_START}
     46 UNIFIED_MAX_LOAD!=	expr ${REGION1_SIZE}
     47 UNIFIED_MAX_TOTAL!=	expr ${REGION1_SIZE}
     48 
     49 #UNIFIED_HEAP_START=	right after secondary bss
     50 UNIFIED_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     51 
     52 #	two-stage boot loaders must share region 1.  The first stage
     53 #	loads into the lowest portion, and uses the higest portion
     54 #	for its heap.  The second stage loads in between the primary image
     55 #	and the heap, and can reuse the memory after it (i.e. the primary's
     56 #	heap) for its own heap.
     57 
     58 PRIMARY_LOAD_ADDRESS=	${REGION1_START}
     59 #PRIMARY_MAX_LOAD=	booter dependent, no more than ${PRIMARY_MAX_TOTAL}
     60 PRIMARY_MAX_TOTAL!=	expr 16 \* 1024
     61 
     62 # XXX SECONDARY_LOAD_ADDRESS should be
     63 # XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy
     64 # XXX way to do that calculation and 'ld' wants a single number.
     65 SECONDARY_LOAD_ADDRESS=	0x20004000	# XXX
     66 SECONDARY_MAX_LOAD!=	expr 112 \* 1024
     67 SECONDARY_MAX_TOTAL!=	expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL}
     68 
     69 PRIMARY_HEAP_START=	(${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD})
     70 PRIMARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     71 
     72 #SECONDARY_HEAP_START=	right after secondary bss
     73 SECONDARY_HEAP_LIMIT=	(${REGION1_START} + ${REGION1_SIZE})
     74 
     75 FILE_FORMAT_CPPFLAGS=	-DALPHA_BOOT_ECOFF -DALPHA_BOOT_ELF
     76 
     77 UNIFIED_CPPFLAGS=	-DUNIFIED_BOOTBLOCK \
     78 			-DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \
     79 			${FILE_FORMAT_CPP_FLAGS}
     80 
     81 PRIMARY_CPPFLAGS=	-DPRIMARY_BOOTBLOCK \
     82 			-DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \
     83 			-DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \
     84 			-DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \
     85 			-DHEAP_START="${PRIMARY_HEAP_START}"
     86 
     87 SECONDARY_CPPFLAGS=	-DSECONDARY_BOOTBLOCK \
     88 			-DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \
     89 			${FILE_FORMAT_CPP_FLAGS}
     90 
     91 .include <bsd.prog.mk>
     92 
     93 ### find out what to use for libkern
     94 KERN_AS=	library
     95 .include "${S}/lib/libkern/Makefile.inc"
     96 LIBKERN=	${KERNLIB}
     97 
     98 ### find out what to use for libz
     99 Z_AS=		library
    100 .include "${S}/lib/libz/Makefile.inc"
    101 LIBZ=		${ZLIB}
    102 
    103 ### find out what to use for libsa
    104 SA_AS=		library
    105 .include "${S}/lib/libsa/Makefile.inc"
    106 LIBSA=		${SALIB}
    107