Makefile revision 226440
150477Speter# $FreeBSD: head/sys/boot/i386/boot2/Makefile 224131 2011-07-17 13:50:21Z dim $ 240269Srnordier 3211571Srpaulo.include <bsd.own.mk> 4211571Srpaulo 5125537SruFILES= boot boot1 boot2 640326Srnordier 780751SjhbNM?= nm 880751Sjhb 948919Srnordier# A value of 0x80 enables LBA support. 10134382SyarBOOT_BOOT1_FLAGS?= 0x80 1148919Srnordier 1242480SrnordierBOOT_COMCONSOLE_PORT?= 0x3f8 1342480SrnordierBOOT_COMCONSOLE_SPEED?= 9600 1440541SrnordierB2SIOFMT?= 0x3 1540541Srnordier 16104673SgreenREL1= 0x700 1740269SrnordierORG1= 0x7c00 18104683SjhbORG2= 0x2000 1940269Srnordier 20125537Sru# Decide level of UFS support. 21108000SimpBOOT2_UFS?= UFS1_AND_UFS2 22125537Sru#BOOT2_UFS?= UFS2_ONLY 23125537Sru#BOOT2_UFS?= UFS1_ONLY 24104635Sphk 25125566SruCFLAGS= -Os \ 26132870Skan -fno-guess-branch-probability \ 27132870Skan -fomit-frame-pointer \ 28132870Skan -fno-unit-at-a-time \ 29108149Sobrien -mno-align-long-strings \ 3096327Sjhb -mrtd \ 31220337Srdivacky -mregparm=3 \ 32221177Sjhb -DUSE_XREAD \ 33107879Sphk -D${BOOT2_UFS} \ 34134382Syar -DFLAGS=${BOOT_BOOT1_FLAGS} \ 35125932Sru -DSIOPRT=${BOOT_COMCONSOLE_PORT} \ 36125932Sru -DSIOFMT=${B2SIOFMT} \ 37125932Sru -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \ 3897860Sphk -I${.CURDIR}/../../common \ 3996306Sobrien -I${.CURDIR}/../btx/lib -I. \ 4040269Srnordier -Wall -Waggregate-return -Wbad-function-cast -Wcast-align \ 4140269Srnordier -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 42169732Skan -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \ 43169732Skan -Winline --param max-inline-insns-single=100 4440269Srnordier 45221348Sdim.if ${CC:T:Mclang} == "clang" 46221506SdimCFLAGS+= -mllvm -stack-alignment=8 -mllvm -inline-threshold=3 \ 47221506Sdim -mllvm -enable-load-pre=false 48221348Sdim# XXX: clang integrated-as doesn't grok .codeNN directives yet 49221348SdimCFLAGS+= ${.IMPSRC:T:Mboot1.S:C/^.+$/-no-integrated-as/} 50221348Sdim.endif 51221348Sdim 52125621SruLDFLAGS=-static -N --gc-sections 5340269Srnordier 54125537Sru# Pick up ../Makefile.inc early. 55125537Sru.include <bsd.init.mk> 5640269Srnordier 57125537SruCLEANFILES= boot 58125537Sru 59109886Sphkboot: boot1 boot2 60109886Sphk cat boot1 boot2 > boot 61109886Sphk 62125537SruCLEANFILES+= boot1 boot1.out boot1.o 63125537Sru 6440269Srnordierboot1: boot1.out 6540308Srnordier objcopy -S -O binary boot1.out ${.TARGET} 6640269Srnordier 6740269Srnordierboot1.out: boot1.o 6840269Srnordier ${LD} ${LDFLAGS} -e start -Ttext ${ORG1} -o ${.TARGET} boot1.o 6940269Srnordier 70125537SruCLEANFILES+= boot2 boot2.ld boot2.ldr boot2.bin boot2.out boot2.o \ 71125537Sru boot2.s boot2.s.tmp boot2.h sio.o 7296424Speter 73125537Sruboot2: boot2.ld 74125537Sru @set -- `ls -l boot2.ld`; x=$$((7680-$$5)); \ 75125537Sru echo "$$x bytes available"; test $$x -ge 0 76125537Sru dd if=boot2.ld of=${.TARGET} obs=7680 conv=osync 7780751Sjhb 78125537Sruboot2.ld: boot2.ldr boot2.bin ${BTXKERN} 79125537Sru btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l boot2.ldr \ 80125537Sru -o ${.TARGET} -P 1 boot2.bin 8140269Srnordier 8240269Srnordierboot2.ldr: 83189500Smarcel dd if=/dev/zero of=${.TARGET} bs=512 count=1 8440269Srnordier 8540269Srnordierboot2.bin: boot2.out 8640308Srnordier objcopy -S -O binary boot2.out ${.TARGET} 8740269Srnordier 88125537Sruboot2.out: ${BTXCRT} boot2.o sio.o 89125537Sru ${LD} ${LDFLAGS} -Ttext ${ORG2} -o ${.TARGET} ${.ALLSRC} 9040269Srnordier 91125537Sruboot2.o: boot2.s 92224131Sdim.if ${CC:T:Mclang} == "clang" 93224131Sdim ${CC} ${ACFLAGS} -c boot2.s 94224131Sdim.endif 9580751Sjhb 96125564SruSRCS= boot2.c boot2.h 97125564Sru 98125537Sruboot2.s: boot2.c boot2.h ${.CURDIR}/../../common/ufsread.c 99125537Sru ${CC} ${CFLAGS} -S -o boot2.s.tmp ${.CURDIR}/boot2.c 100125537Sru sed -e '/align/d' -e '/nop/d' < boot2.s.tmp > boot2.s 101125537Sru rm -f boot2.s.tmp 10240404Srnordier 103125537Sruboot2.h: boot1.out 104125537Sru ${NM} -t d ${.ALLSRC} | awk '/([0-9])+ T xread/ \ 105125537Sru { x = $$1 - ORG1; \ 106125537Sru printf("#define XREADORG %#x\n", REL1 + x) }' \ 107125537Sru ORG1=`printf "%d" ${ORG1}` \ 108125537Sru REL1=`printf "%d" ${REL1}` > ${.TARGET} 10940326Srnordier 110211677Simp.if ${MACHINE_CPUARCH} == "amd64" 111125581Srubeforedepend boot2.s: machine 112125556SruCLEANFILES+= machine 113116864Spetermachine: 114116864Speter ln -sf ${.CURDIR}/../../../i386/include machine 115116864Speter.endif 116116864Speter 117125537Sru.include <bsd.prog.mk> 118