1# $NetBSD: Makefile.buildboot,v 1.32 2016/10/01 13:57:44 christos Exp $ 2# 3# This file is for the sparc `boot' and `bootxx' only; it does not 4# currently play well on a 64-bit system. 5 6NOSSP= # defined 7NOPIE= # defined 8NOMAN= # defined 9 10S= ${.CURDIR}/../../../.. 11 12.PATH: ${.CURDIR}/../common ${.CURDIR}/../../sparc 13 14COMMONSOURCE= srt0.S promdev.c dvma.c promlib.c isfloppy.c 15 16SRCS= ${COMMONSOURCE} ${PROGSOURCE} 17BINMODE= 444 18 19.include <bsd.own.mk> 20 21# 22# The relocation address for `boot' must leave enough free memory below 23# it to load a kernel at address 0x4000. On the other hand, on some 24# machines, the PROM uses memory in the upper portion of the first 4MB 25# segment, depending on the actual memory bank configuration probably. 26# Our boot program must stear clear of that as well. 27# 28# Relocating `boot' at 0x388000 seems to provide a working compromise 29# on the machines tested so far. 30# 31RELOC_DEFAULT?= 388000 32RELOCS= $(RELOC_DEFAULT) 33#RELOCS+= 200000 400000 700000 # additional link addresses 34 35# `bootxx' is linked at a different address to circumvent i-cache 36# flushing issues on Hypersparcs 37RELOC_BOOTXX= 300000 38 39CPPFLAGS+= -D_STANDALONE -DSUN4 -DSUN4C -DSUN4M -DSUN4D -DHEAP_VARIABLE 40 41CPPFLAGS+= -I. -I${.CURDIR}/../../.. -I${.CURDIR}/../../../.. 42CPPFLAGS+= -I${.CURDIR}/../../../../../common/include 43CFLAGS= ${${ACTIVE_CC} == "clang":? -Oz -fomit-frame-pointer : -Os } -fno-unwind-tables 44AFLAGS+= ${${ACTIVE_CC} == "clang":? -Oz :} 45CFLAGS+= -Wall -Wstrict-prototypes -Wmissing-prototypes -ffreestanding 46 47### find out what to use for libkern 48KERN_AS= library 49.include "${S}/lib/libkern/Makefile.inc" 50LIBKERN= ${KERNLIB} 51 52.ifdef INCLUDE_LIBZ 53### find out what to use for libz 54Z_AS= library 55.include "${S}/lib/libz/Makefile.inc" 56LIBZ= ${ZLIB} 57.endif 58 59### find out what to use for libsa 60SA_AS= library 61SAMISCMAKEFLAGS+="SA_USE_LOADFILE=yes" 62.include "${S}/lib/libsa/Makefile.inc" 63LIBSA= ${SALIB} 64 65.include <bsd.klinks.mk> 66 67cleandir distclean: .WAIT cleanlibdir 68 69cleanlibdir: 70 -rm -rf lib 71