sys/arch/alpha/stand/Makefile.bootprogs

   1 # $NetBSD: Makefile.bootprogs,v 1.29 2009/04/13 12:18:56 tsutsui Exp $
   2
   3 .include <bsd.sys.mk>           # for HOST_SH
   4
   5 S=      ${.CURDIR}/../../../..
   6
   7 .PATH:  ${.CURDIR}/../common
   8
   9 BINMODE= 444
  10
  11 STRIP?= strip
  12
  13 # XXX SHOULD NOT NEED TO DEFINE THESE!
  14 LIBCRT0=
  15 LIBC=
  16 LIBCRTBEGIN=
  17 LIBCRTEND=
  18
  19 CHECKSIZE_CMD=  SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh
  20
  21 realall: ${PROG}
  22
  23 AFLAGS+=        -DASSEMBLER
  24 # -I${.CURDIR}/../.. done by Makefile.inc
  25 CPPFLAGS+=      -nostdinc -I${.OBJDIR} -D_STANDALONE -I${S}
  26 CFLAGS=         -ffreestanding -mno-fp-regs -g
  27
  28 NETBSD_VERS!=${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh
  29 CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"'
  30
  31 CWARNFLAGS+=    -Wall -Wmissing-prototypes -Wstrict-prototypes -Wpointer-arith
  32 CFLAGS+=        -Werror ${CWARNFLAGS}
  33
  34 # if there is a 'version' file, add rule for vers.c and add it to SRCS
  35 # and CLEANFILES
  36 .if exists(version)
  37 .PHONY: vers.c
  38 vers.c: version
  39         ${HOST_SH} ${S}/conf/newvers_stand.sh -N ${.CURDIR}/version "alpha"
  40
  41 SRCS+=  vers.c
  42 CLEANFILES+= vers.c
  43 .endif
  44
  45 # For descriptions of regions available to bootstrap programs, see
  46 # section 3.4.1.2 (pp. III 3-14 - III 3-18) of the second edition of
  47 # the Alpha AXP Architecture Reference Manual.
  48
  49 REGION1_START=          0x20000000              # "Region 1 start"
  50 REGION1_SIZE!=          expr 256 \* 1024        # 256k
  51
  52 # our memory lauout:
  53
  54 #       'unified' boot loaders (e.g. netboot) can consume all of region
  55 #       1 for their text+data, or text+data+bss.
  56
  57 UNIFIED_LOAD_ADDRESS=   ${REGION1_START}
  58 UNIFIED_MAX_LOAD!=      expr ${REGION1_SIZE}
  59 UNIFIED_MAX_TOTAL!=     expr ${REGION1_SIZE}
  60
  61 #UNIFIED_HEAP_START=    right after secondary bss
  62 UNIFIED_HEAP_LIMIT=     (${REGION1_START} + ${REGION1_SIZE})
  63
  64 #       two-stage boot loaders must share region 1.  The first stage
  65 #       loads into the lowest portion, and uses the higest portion
  66 #       for its heap.  The second stage loads in between the primary image
  67 #       and the heap, and can reuse the memory after it (i.e. the primary's
  68 #       heap) for its own heap.
  69
  70 PRIMARY_LOAD_ADDRESS=   ${REGION1_START}
  71 #PRIMARY_MAX_LOAD=      booter dependent, no more than ${PRIMARY_MAX_TOTAL}
  72 PRIMARY_MAX_TOTAL!=     expr 16 \* 1024
  73
  74 # XXX SECONDARY_LOAD_ADDRESS should be
  75 # XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy
  76 # XXX way to do that calculation and 'ld' wants a single number.
  77 SECONDARY_LOAD_ADDRESS= 0x20004000      # XXX
  78 SECONDARY_MAX_LOAD!=    expr 112 \* 1024
  79 SECONDARY_MAX_TOTAL!=   expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL}
  80
  81 PRIMARY_HEAP_START=     (${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD})
  82 PRIMARY_HEAP_LIMIT=     (${REGION1_START} + ${REGION1_SIZE})
  83
  84 #SECONDARY_HEAP_START=  right after secondary bss
  85 SECONDARY_HEAP_LIMIT=   (${REGION1_START} + ${REGION1_SIZE})
  86
  87 #       standalone programs are like kernels.  They load at
  88 #       0xfffffc0000300000 and can use the rest of memory.
  89
  90 STANDPROG_LOAD_ADDRESS= 0xfffffc0000300000
  91
  92
  93 FILE_FORMAT_CPPFLAGS=   -DBOOT_ECOFF -DBOOT_ELF64
  94
  95 UNIFIED_CPPFLAGS=       -DUNIFIED_BOOTBLOCK \
  96                         -DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \
  97                         ${FILE_FORMAT_CPPFLAGS}
  98
  99 PRIMARY_CPPFLAGS=       -DPRIMARY_BOOTBLOCK \
 100                         -DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \
 101                         -DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \
 102                         -DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \
 103                         -DHEAP_START="${PRIMARY_HEAP_START}"
 104
 105 SECONDARY_CPPFLAGS=     -DSECONDARY_BOOTBLOCK \
 106                         -DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \
 107                         ${FILE_FORMAT_CPPFLAGS}
 108
 109 STANDPROG_CPPFLAGS=     -DSTANDALONE_PROGRAM
 110
 111 .include <bsd.prog.mk>
 112 .include <bsd.klinks.mk>
 113
 114 STRIPFLAG=      # override values in ${MAKECONF}
 115 COPTS+=-Os      # override -O supplied by user
 116
 117 ### find out what to use for libkern
 118 KERN_AS=        library
 119 .include "${S}/lib/libkern/Makefile.inc"
 120 LIBKERN=        ${KERNLIB}
 121
 122 ### find out what to use for libz
 123 Z_AS=           library
 124 .include "${S}/lib/libz/Makefile.inc"
 125 LIBZ=           ${ZLIB}
 126
 127 ### find out what to use for libsa
 128 SA_AS=          library
 129 SAMISCMAKEFLAGS+=SA_USE_LOADFILE=yes
 130 .include "${S}/lib/libsa/Makefile.inc"
 131 LIBSA=          ${SALIB}