4722ceb7d5
9600 was a standard baud rate decades ago, but 115200 is now more common so choose defaults that are useful to the largest number of users. Note that boot0sio does not support rates above 9600 so it remains unchanged. Reviewed by: bz, imp, manu Relnotes: Yes Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D36295
94 lines
2.4 KiB
Makefile
94 lines
2.4 KiB
Makefile
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.include <bsd.init.mk>
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.PATH: ${BOOTSRC}/i386/boot2 ${BOOTSRC}/i386/common ${BOOTSRC}/common
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FILES= zfsboot
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MAN= zfsboot.8
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BOOT_COMCONSOLE_PORT?= 0x3f8
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BOOT_COMCONSOLE_SPEED?= 115200
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B2SIOFMT?= 0x3
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REL1= 0x700
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ORG1= 0x7c00
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ORG2= 0x2000
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CFLAGS+=-DBOOTPROG=\"zfsboot\" \
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-O1 \
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-DBOOT2 \
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-DLOADER_GPT_SUPPORT \
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-DLOADER_MBR_SUPPORT \
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-DLOADER_ZFS_SUPPORT \
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-DLOADER_UFS_SUPPORT \
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-DSIOPRT=${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${BOOTSRC}/i386/libi386 \
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-I${ZFSSRC} \
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-I${SYSDIR}/crypto/skein \
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-I${SYSDIR}/cddl/boot/zfs \
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-I${SYSDIR}/contrib/openzfs/include \
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-I${SYSDIR}/contrib/openzfs/include/os/freebsd/spl \
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-I${SYSDIR}/contrib/openzfs/include/os/freebsd/zfs \
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-I${SYSDIR}/cddl/contrib/opensolaris/common/lz4 \
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-I${BOOTSRC}/i386/boot2 \
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-Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \
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-Wmissing-declarations -Wmissing-prototypes -Wnested-externs \
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-Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings
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CFLAGS.part.c+= -DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib
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CFLAGS.gcc+= --param max-inline-insns-single=100
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LD_FLAGS+=${LD_FLAGS_BIN}
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CLEANFILES+= zfsboot
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zfsboot: zfsboot1 zfsboot2
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cat zfsboot1 zfsboot2 > zfsboot
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CLEANFILES+= zfsboot1 zfsldr.out zfsldr.o
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zfsboot1: zfsldr.out
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${OBJCOPY} -S -O binary zfsldr.out ${.TARGET}
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zfsldr.out: zfsldr.o
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${LD} ${LD_FLAGS} -e start --defsym ORG=${ORG1} -T ${LDSCRIPT} -o ${.TARGET} zfsldr.o
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OBJS= zfsboot.o sio.o cons.o bcache.o devopen.o disk.o part.o zfs_cmd.o misc.o
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CLEANFILES+= zfsboot2 zfsboot.ld zfsboot.ldr zfsboot.bin zfsboot.out \
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${OBJS}
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# We currently allow 256k bytes for zfsboot - in practice it could be
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# any size up to 3.5Mb but keeping it fixed size simplifies zfsldr.
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#
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BOOT2SIZE= 262144
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# i386 standalone support library
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LIBI386= ${BOOTOBJ}/i386/libi386/libi386.a
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zfsboot2: zfsboot.ld
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@set -- `ls -l ${.ALLSRC}`; x=$$((${BOOT2SIZE}-$$5)); \
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echo "$$x bytes available"; test $$x -ge 0
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${DD} if=${.ALLSRC} of=${.TARGET} bs=${BOOT2SIZE} conv=sync
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zfsboot.ld: zfsboot.ldr zfsboot.bin ${BTXKERN}
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btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l zfsboot.ldr \
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-o ${.TARGET} -P 1 zfsboot.bin
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zfsboot.ldr:
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:> ${.TARGET}
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zfsboot.bin: zfsboot.out
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${OBJCOPY} -S -O binary zfsboot.out ${.TARGET}
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zfsboot.out: ${BTXCRT} ${OBJS}
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${LD} ${LD_FLAGS} --defsym ORG=${ORG2} -T ${LDSCRIPT} -o ${.TARGET} ${.ALLSRC} ${LIBI386} ${LIBSA32}
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SRCS= zfsboot.c
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.include <bsd.prog.mk>
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