1ca987d46SWarner Losh.include <bsd.init.mk> 2ca987d46SWarner Losh 3ca987d46SWarner LoshFILES= boot boot1 boot2 4ca987d46SWarner Losh 5ca987d46SWarner Losh# A value of 0x80 enables LBA support. 6ca987d46SWarner LoshBOOT_BOOT1_FLAGS?= 0x80 7ca987d46SWarner Losh 8ca987d46SWarner LoshBOOT_COMCONSOLE_PORT?= 0x3f8 9*4722ceb7SEd MasteBOOT_COMCONSOLE_SPEED?= 115200 10ca987d46SWarner LoshB2SIOFMT?= 0x3 11ca987d46SWarner Losh 12ca987d46SWarner LoshREL1= 0x700 13ca987d46SWarner LoshORG1= 0x7c00 14ca987d46SWarner LoshORG2= 0x2000 15ca987d46SWarner Losh 16ca987d46SWarner Losh# Decide level of UFS support. 17ca987d46SWarner LoshBOOT2_UFS?= UFS1_AND_UFS2 18ca987d46SWarner Losh#BOOT2_UFS?= UFS2_ONLY 19ca987d46SWarner Losh#BOOT2_UFS?= UFS1_ONLY 20ca987d46SWarner Losh 21ca987d46SWarner LoshCFLAGS+=-fomit-frame-pointer \ 22ca987d46SWarner Losh -mrtd \ 23ca987d46SWarner Losh -mregparm=3 \ 24ca987d46SWarner Losh -D${BOOT2_UFS} \ 25ca987d46SWarner Losh -DFLAGS=${BOOT_BOOT1_FLAGS} \ 26ca987d46SWarner Losh -DSIOPRT=${BOOT_COMCONSOLE_PORT} \ 27ca987d46SWarner Losh -DSIOFMT=${B2SIOFMT} \ 28ca987d46SWarner Losh -DSIOSPD=${BOOT_COMCONSOLE_SPEED} \ 29ca987d46SWarner Losh -I${LDRSRC} \ 30ca987d46SWarner Losh -Wall -Waggregate-return -Wbad-function-cast -Wno-cast-align \ 31ca987d46SWarner Losh -Wmissing-declarations -Wmissing-prototypes -Wnested-externs \ 32c8c62548SAlex Richardson -Wpointer-arith -Wshadow -Wstrict-prototypes -Wwrite-strings 33ca987d46SWarner Losh 34ca987d46SWarner LoshCFLAGS.gcc+= -Os \ 35ca987d46SWarner Losh -fno-asynchronous-unwind-tables \ 36ca987d46SWarner Losh --param max-inline-insns-single=100 37ca987d46SWarner Losh 38ca987d46SWarner LoshCFLAGS.clang+= -Oz ${CLANG_OPT_SMALL} 39ca987d46SWarner Losh 40ca987d46SWarner LoshLD_FLAGS+=${LD_FLAGS_BIN} 41ca987d46SWarner Losh 42ca987d46SWarner LoshCLEANFILES+= boot 43ca987d46SWarner Losh 44ca987d46SWarner Loshboot: boot1 boot2 45ca987d46SWarner Losh cat boot1 boot2 > boot 46ca987d46SWarner Losh 47ca987d46SWarner LoshCLEANFILES+= boot1 boot1.out boot1.o 48ca987d46SWarner Losh 49ca987d46SWarner Loshboot1: boot1.out 50ca987d46SWarner Losh ${OBJCOPY} -S -O binary boot1.out ${.TARGET} 51ca987d46SWarner Losh 52ca987d46SWarner Loshboot1.out: boot1.o 53a2037dbaSDimitry Andric ${LD} ${LD_FLAGS} -e start --defsym ORG=${ORG1} -T ${LDSCRIPT} -o ${.TARGET} boot1.o 54ca987d46SWarner Losh 55ca987d46SWarner LoshCLEANFILES+= boot2 boot2.ld boot2.ldr boot2.bin boot2.out boot2.o \ 56ca987d46SWarner Losh boot2.h sio.o 57ca987d46SWarner Losh 58ca987d46SWarner LoshBOOT2SIZE= 7680 59ca987d46SWarner Losh 60ca987d46SWarner Loshboot2: boot2.ld 61ca987d46SWarner Losh @set -- `ls -l ${.ALLSRC}`; x=$$((${BOOT2SIZE}-$$5)); \ 62ca987d46SWarner Losh echo "$$x bytes available"; test $$x -ge 0 6387c5e64cSAlex Richardson ${DD} if=${.ALLSRC} of=${.TARGET} bs=${BOOT2SIZE} conv=sync 64ca987d46SWarner Losh 65ca987d46SWarner Loshboot2.ld: boot2.ldr boot2.bin ${BTXKERN} 66ca987d46SWarner Losh btxld -v -E ${ORG2} -f bin -b ${BTXKERN} -l boot2.ldr \ 67ca987d46SWarner Losh -o ${.TARGET} -P 1 boot2.bin 68ca987d46SWarner Losh 69ca987d46SWarner Loshboot2.ldr: 70ca987d46SWarner Losh ${DD} if=/dev/zero of=${.TARGET} bs=512 count=1 71ca987d46SWarner Losh 72ca987d46SWarner Loshboot2.bin: boot2.out 73ca987d46SWarner Losh ${OBJCOPY} -S -O binary boot2.out ${.TARGET} 74ca987d46SWarner Losh 7537ac567eSKyle Evans# For __ashldi3 760b57cec5SDimitry Andric.PATH: ${SRCTOP}/contrib/llvm-project/compiler-rt/lib/builtins 77e1aa7047SKyle EvansCFLAGS.ashldi3.c= -Wno-missing-prototypes -Wno-missing-declarations 7837ac567eSKyle EvansCLEANFILES+= ashldi3.o 7937ac567eSKyle Evans 8037ac567eSKyle Evansboot2.out: ${BTXCRT} boot2.o sio.o ashldi3.o 81a2037dbaSDimitry Andric ${LD} ${LD_FLAGS} --defsym ORG=${ORG2} -T ${LDSCRIPT} -o ${.TARGET} ${.ALLSRC} 82ca987d46SWarner Losh 83ca987d46SWarner LoshSRCS= boot2.c boot2.h 84ca987d46SWarner Losh 85ca987d46SWarner Loshboot2.h: boot1.out 86ca987d46SWarner Losh ${NM} -t d ${.ALLSRC} | awk '/([0-9])+ T xread/ \ 87ca987d46SWarner Losh { x = $$1 - ORG1; \ 88ca987d46SWarner Losh printf("#define XREADORG %#x\n", REL1 + x) }' \ 89ca987d46SWarner Losh ORG1=`printf "%d" ${ORG1}` \ 90ca987d46SWarner Losh REL1=`printf "%d" ${REL1}` > ${.TARGET} 91ca987d46SWarner Losh 92ca987d46SWarner Losh.include <bsd.prog.mk> 93