1# $NetBSD: Makefile.bootprogs,v 1.22 2002/11/09 06:34:37 thorpej Exp $ 2 3S= ${.CURDIR}/../../../.. 4 5.PATH: ${.CURDIR}/../common 6 7STRIPFLAG= 8BINMODE= 444 9 10STRIP?= strip 11 12CHECKSIZE_CMD= SIZE=${SIZE} sh ${.CURDIR}/../common/checksize.sh 13 14.PHONY: machine-links 15beforedepend: machine-links 16# ${MACHINE} then ${MACHINE_ARCH} 17machine-links: 18 -rm -f machine && \ 19 ln -s $S/arch/alpha/include machine 20 -rm -f alpha && \ 21 ln -s $S/arch/alpha/include alpha 22CLEANFILES+=machine alpha 23 24realall: machine-links ${PROG} 25 26AFLAGS+= -DASSEMBLER 27# -I${.CURDIR}/../.. done by Makefile.inc 28CPPFLAGS+= -nostdinc -I${.OBJDIR} -D_STANDALONE -I${S} 29CFLAGS= -ffreestanding -mno-fp-regs -g 30 31NETBSD_VERS!=sh ${.CURDIR}/../../../../conf/osrelease.sh 32CPPFLAGS+= -DNETBSD_VERS='"${NETBSD_VERS}"' 33 34CWARNFLAGS+= -Wno-main 35 36# if there is a 'version' file, add rule for vers.c and add it to SRCS 37# and CLEANFILES 38.if exists(version) 39.PHONY: vers.c 40vers.c: version 41 sh ${S}/conf/newvers_stand.sh -N ${.CURDIR}/version "alpha" 42 43SRCS+= vers.c 44CLEANFILES+= vers.c 45.endif 46 47# For descriptions of regions available to bootstrap programs, see 48# section 3.4.1.2 (pp. III 3-14 - III 3-18) of the second edition of 49# the Alpha AXP Architecture Reference Manual. 50 51REGION1_START= 0x20000000 # "Region 1 start" 52REGION1_SIZE!= expr 256 \* 1024 # 256k 53 54# our memory lauout: 55 56# 'unified' boot loaders (e.g. netboot) can consume all of region 57# 1 for their text+data, or text+data+bss. 58 59UNIFIED_LOAD_ADDRESS= ${REGION1_START} 60UNIFIED_MAX_LOAD!= expr ${REGION1_SIZE} 61UNIFIED_MAX_TOTAL!= expr ${REGION1_SIZE} 62 63#UNIFIED_HEAP_START= right after secondary bss 64UNIFIED_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 65 66# two-stage boot loaders must share region 1. The first stage 67# loads into the lowest portion, and uses the higest portion 68# for its heap. The second stage loads in between the primary image 69# and the heap, and can reuse the memory after it (i.e. the primary's 70# heap) for its own heap. 71 72PRIMARY_LOAD_ADDRESS= ${REGION1_START} 73#PRIMARY_MAX_LOAD= booter dependent, no more than ${PRIMARY_MAX_TOTAL} 74PRIMARY_MAX_TOTAL!= expr 16 \* 1024 75 76# XXX SECONDARY_LOAD_ADDRESS should be 77# XXX (${PRIMARY_LOAD_ADDRESS} + ${PRIMARY_MAX_TOTAL}) bt there's no easy 78# XXX way to do that calculation and 'ld' wants a single number. 79SECONDARY_LOAD_ADDRESS= 0x20004000 # XXX 80SECONDARY_MAX_LOAD!= expr 112 \* 1024 81SECONDARY_MAX_TOTAL!= expr ${REGION1_SIZE} - ${PRIMARY_MAX_TOTAL} 82 83PRIMARY_HEAP_START= (${SECONDARY_LOAD_ADDRESS} + ${SECONDARY_MAX_LOAD}) 84PRIMARY_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 85 86#SECONDARY_HEAP_START= right after secondary bss 87SECONDARY_HEAP_LIMIT= (${REGION1_START} + ${REGION1_SIZE}) 88 89# standalone programs are like kernels. They load at 90# 0xfffffc0000300000 and can use the rest of memory. 91 92STANDPROG_LOAD_ADDRESS= 0xfffffc0000300000 93 94 95FILE_FORMAT_CPPFLAGS= -DBOOT_ECOFF -DBOOT_ELF64 96 97UNIFIED_CPPFLAGS= -DUNIFIED_BOOTBLOCK \ 98 -DHEAP_LIMIT="${UNIFIED_HEAP_LIMIT}" \ 99 ${FILE_FORMAT_CPPFLAGS} 100 101PRIMARY_CPPFLAGS= -DPRIMARY_BOOTBLOCK \ 102 -DSECONDARY_LOAD_ADDRESS="${SECONDARY_LOAD_ADDRESS}" \ 103 -DSECONDARY_MAX_LOAD="${SECONDARY_MAX_LOAD}" \ 104 -DHEAP_LIMIT="${PRIMARY_HEAP_LIMIT}" \ 105 -DHEAP_START="${PRIMARY_HEAP_START}" 106 107SECONDARY_CPPFLAGS= -DSECONDARY_BOOTBLOCK \ 108 -DHEAP_LIMIT="${SECONDARY_HEAP_LIMIT}" \ 109 ${FILE_FORMAT_CPPFLAGS} 110 111STANDPROG_CPPFLAGS= -DSTANDALONE_PROGRAM 112 113.include <bsd.prog.mk> 114 115COPTS+=-Os # override -O supplied by user 116 117### find out what to use for libkern 118KERN_AS= library 119.include "${S}/lib/libkern/Makefile.inc" 120LIBKERN= ${KERNLIB} 121 122### find out what to use for libz 123Z_AS= library 124.include "${S}/lib/libz/Makefile.inc" 125LIBZ= ${ZLIB} 126 127### find out what to use for libsa 128SA_AS= library 129SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes" 130.include "${S}/lib/libsa/Makefile.inc" 131LIBSA= ${SALIB} 132