1# $NetBSD: Makefile.bootprogs,v 1.27 2005/12/11 12:16:20 christos Exp $ 2 3.include <bsd.sys.mk> # for HOST_SH 4 5S= ${.CURDIR}/../../../.. 6 7.PATH: ${.CURDIR}/../common 8 9STRIPFLAG= 10BINMODE= 444 11 12STRIP?= strip 13 14# XXX SHOULD NOT NEED TO DEFINE THESE! 15LIBCRT0= 16LIBC= 17LIBCRTBEGIN= 18LIBCRTEND= 19 20CHECKSIZE_CMD= SIZE=${SIZE} ${HOST_SH} ${.CURDIR}/../common/checksize.sh 21 22.PHONY: machine-links 23beforedepend: machine-links 24# ${MACHINE} then ${MACHINE_ARCH} 25machine-links: 26 -rm -f machine && \ 27 ln -s $S/arch/alpha/include machine 28 -rm -f alpha && \ 29 ln -s $S/arch/alpha/include alpha 30CLEANFILES+=machine alpha 31 32realall: machine-links ${PROG} 33 34AFLAGS+= -DASSEMBLER 35# -I${.CURDIR}/../.. done by Makefile.inc 36CPPFLAGS+= -nostdinc -I${.OBJDIR} -D_STANDALONE -I${S} 37CFLAGS= -ffreestanding -mno-fp-regs -g 38 39NETBSD_VERS!=${HOST_SH} ${.CURDIR}/../../../../conf/osrelease.sh 40CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"' 41 42CWARNFLAGS+= -Wno-main 43 44# if there is a 'version' file, add rule for vers.c and add it to SRCS 45# and CLEANFILES 46.if exists(version) 47.PHONY: vers.c 48vers.c: version 49 ${HOST_SH} ${S}/conf/newvers_stand.sh -N ${.CURDIR}/version "alpha" 50 51SRCS+= vers.c 52CLEANFILES+= vers.c 53.endif 54 55# For descriptions of regions available to bootstrap programs, see 56# section 3.4.1.2 (pp. III 3-14 - III 3-18) of the second edition of 57# the Alpha AXP Architecture Reference Manual. 58 59REGION1_START= 0x20000000 # "Region 1 start" 60REGION1_SIZE!= expr 256 \* 1024 # 256k 61 62# our memory lauout: 63 64# 'unified' boot loaders (e.g. netboot) can consume all of region 65# 1 for their text+data, or text+data+bss. 66 67UNIFIED_LOAD_ADDRESS= ${REGION1_START} 68UNIFIED_MAX_LOAD!= expr ${REGION1_SIZE} 69UNIFIED_MAX_TOTAL!= expr ${REGION1_SIZE} 70 71#UNIFIED_HEAP_START= right after secondary bss 72UNIFIED_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 73 74# two-stage boot loaders must share region 1. The first stage 75# loads into the lowest portion, and uses the higest portion 76# for its heap. The second stage loads in between the primary image 77# and the heap, and can reuse the memory after it (i.e. the primary's 78# heap) for its own heap. 79 80PRIMARY_LOAD_ADDRESS= ${REGION1_START} 81#PRIMARY_MAX_LOAD= booter dependent, no more than ${PRIMARY_MAX_TOTAL} 82PRIMARY_MAX_TOTAL!= expr 16 \* 1024 83 84# XXX SECONDARY_LOAD_ADDRESS should be 85# XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy 86# XXX way to do that calculation and 'ld' wants a single number. 87SECONDARY_LOAD_ADDRESS= 0x20004000 # XXX 88SECONDARY_MAX_LOAD!= expr 112 \* 1024 89SECONDARY_MAX_TOTAL!= expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL} 90 91PRIMARY_HEAP_START= (${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD}) 92PRIMARY_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 93 94#SECONDARY_HEAP_START= right after secondary bss 95SECONDARY_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 96 97# standalone programs are like kernels. They load at 98# 0xfffffc0000300000 and can use the rest of memory. 99 100STANDPROG_LOAD_ADDRESS= 0xfffffc0000300000 101 102 103FILE_FORMAT_CPPFLAGS= -DBOOT_ECOFF -DBOOT_ELF64 104 105UNIFIED_CPPFLAGS= -DUNIFIED_BOOTBLOCK \ 106 -DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \ 107 ${FILE_FORMAT_CPPFLAGS} 108 109PRIMARY_CPPFLAGS= -DPRIMARY_BOOTBLOCK \ 110 -DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \ 111 -DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \ 112 -DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \ 113 -DHEAP_START="${PRIMARY_HEAP_START}" 114 115SECONDARY_CPPFLAGS= -DSECONDARY_BOOTBLOCK \ 116 -DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \ 117 ${FILE_FORMAT_CPPFLAGS} 118 119STANDPROG_CPPFLAGS= -DSTANDALONE_PROGRAM 120 121.include <bsd.prog.mk> 122 123COPTS+=-Os # override -O supplied by user 124 125### find out what to use for libkern 126KERN_AS= library 127.include "${S}/lib/libkern/Makefile.inc" 128LIBKERN= ${KERNLIB} 129 130### find out what to use for libz 131Z_AS= library 132.include "${S}/lib/libz/Makefile.inc" 133LIBZ= ${ZLIB} 134 135### find out what to use for libsa 136SA_AS= library 137SAMISCMAKEFLAGS+=SA_USE_LOADFILE=yes 138.include "${S}/lib/libsa/Makefile.inc" 139LIBSA= ${SALIB} 140