fac6dee9eb
Assume gcc is at least 6.4, the oldest xtoolchain in the ports tree. Assume clang is at least 6, which was in 11.2-RELEASE. Drop conditions for older compilers. Reviewed by: imp (earlier version), emaste, jhb MFC after: 2 weeks Sponsored by: Dell EMC Isilon Differential Revision: https://reviews.freebsd.org/D24802
65 lines
1.6 KiB
Makefile
65 lines
1.6 KiB
Makefile
# $FreeBSD$
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.include <bsd.init.mk>
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.PATH: ${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/gptboot \
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${BOOTSRC}/i386/common ${SASRC}
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FILES= isoboot
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MAN= isoboot.8
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BOOT_COMCONSOLE_PORT?= 0x3f8
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BOOT_COMCONSOLE_SPEED?= 9600
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B2SIOFMT?= 0x3
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REL1= 0x700
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ORG1= 0x7c00
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ORG2= 0x0
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ISOBOOTSIZE?= 30720
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CFLAGS+=-DBOOTPROG=\"isoboot\" \
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-O1 \
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-DSIOPRT=${BOOT_COMCONSOLE_PORT} \
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-DSIOFMT=${B2SIOFMT} \
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-DSIOSPD=${BOOT_COMCONSOLE_SPEED} \
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-I${LDRSRC} \
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-I${BOOTSRC}/i386/common \
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-I${BOOTSRC}/i386/boot2 \
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-Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \
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-Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
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-Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings \
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-Winline -Wno-pointer-sign
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CFLAGS.gcc+= --param max-inline-insns-single=100
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CFLAGS.clang+= -Oz ${CLANG_OPT_SMALL}
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LD_FLAGS+=${LD_FLAGS_BIN}
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CLEANFILES+= isoboot
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isoboot: gptldr.bin isoboot.bin ${BTXKERN}
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btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l gptldr.bin \
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-o ${.TARGET} isoboot.bin
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@set -- `ls -l ${.TARGET}`; x=$$((${ISOBOOTSIZE}-$$5)); \
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echo "$$x bytes available"; test $$x -ge 0
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CLEANFILES+= gptldr.bin gptldr.out gptldr.o
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gptldr.bin: gptldr.out
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${OBJCOPY} -S -O binary gptldr.out ${.TARGET}
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gptldr.out: gptldr.o
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${LD} ${LD_FLAGS} -e start --defsym ORG=${ORG1} -T ${LDSCRIPT} -o ${.TARGET} gptldr.o
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CLEANFILES+= isoboot.bin isoboot.out isoboot.o sio.o drv.o \
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cons.o ${OPENCRYPTO_XTS}
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isoboot.bin: isoboot.out
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${OBJCOPY} -S -O binary isoboot.out ${.TARGET}
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isoboot.out: ${BTXCRT} isoboot.o sio.o drv.o cons.o ${OPENCRYPTO_XTS}
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${LD} ${LD_FLAGS} --defsym ORG=${ORG2} -T ${LDSCRIPT} -o ${.TARGET} ${.ALLSRC} ${LIBSA32}
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.include <bsd.prog.mk>
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