1.include <bsd.init.mk> 2 3.PATH: ${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/gptboot \ 4 ${BOOTSRC}/i386/common 5 6FILES= isoboot 7MAN= isoboot.8 8 9BOOT_COMCONSOLE_PORT?= 0x3f8 10BOOT_COMCONSOLE_SPEED?= 115200 11B2SIOFMT?= 0x3 12 13REL1= 0x700 14ORG1= 0x7c00 15ORG2= 0x0 16 17ISOBOOTSIZE?= 30720 18 19CFLAGS+=-DBOOTPROG=\"isoboot\" \ 20 -O1 \ 21 -DSIOPRT=${BOOT_COMCONSOLE_PORT} \ 22 -DSIOFMT=${B2SIOFMT} \ 23 -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \ 24 -I${LDRSRC} \ 25 -I${BOOTSRC}/i386/common \ 26 -I${BOOTSRC}/i386/boot2 \ 27 -Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \ 28 -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 29 -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \ 30 -Wno-pointer-sign 31 32CFLAGS.gcc+= --param max-inline-insns-single=100 \ 33 --param min-pagesize=1024 34CFLAGS.clang+= -Oz ${CLANG_OPT_SMALL} 35 36LD_FLAGS+=${LD_FLAGS_BIN} 37 38CLEANFILES+= isoboot 39 40isoboot: gptldr.bin isoboot.bin ${BTXKERN} 41 btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l gptldr.bin \ 42 -o ${.TARGET} isoboot.bin 43 @set -- `ls -l ${.TARGET}`; x=$$((${ISOBOOTSIZE}-$$5)); \ 44 echo "$$x bytes available"; test $$x -ge 0 45 46CLEANFILES+= gptldr.bin gptldr.out gptldr.o 47 48gptldr.bin: gptldr.out 49 ${OBJCOPY} -S -O binary gptldr.out ${.TARGET} 50 51gptldr.out: gptldr.o 52 ${LD} ${LD_FLAGS} -e start --defsym ORG=${ORG1} -T ${LDSCRIPT} -o ${.TARGET} gptldr.o 53 54CLEANFILES+= isoboot.bin isoboot.out isoboot.o sio.o drv.o \ 55 cons.o 56 57isoboot.bin: isoboot.out 58 ${OBJCOPY} -S -O binary isoboot.out ${.TARGET} 59 60isoboot.out: ${BTXCRT} isoboot.o sio.o drv.o cons.o 61 ${LD} ${LD_FLAGS} --defsym ORG=${ORG2} -T ${LDSCRIPT} -o ${.TARGET} ${.ALLSRC} ${LIBSA32} 62 63.include <bsd.prog.mk> 64