diff options
Diffstat (limited to 'sys/boot/arm/uboot/Makefile')
-rw-r--r-- | sys/boot/arm/uboot/Makefile | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/sys/boot/arm/uboot/Makefile b/sys/boot/arm/uboot/Makefile index b69d38c..b8a92d6 100644 --- a/sys/boot/arm/uboot/Makefile +++ b/sys/boot/arm/uboot/Makefile @@ -7,6 +7,9 @@ NEWVERSWHAT= "U-Boot loader" ${MACHINE_ARCH} BINDIR?= /boot INSTALLFLAGS= -b WARNS?= 1 +# Address at which ubldr will be loaded. +# This varies for different boards and SOCs. +UBLDR_LOADADDR?= 0x1000000 # Architecture-specific loader code SRCS= start.S conf.c vers.c @@ -85,7 +88,9 @@ CLEANFILES+= vers.c loader.help CFLAGS+= -ffreestanding -LDFLAGS= -nostdlib -static -T ${.CURDIR}/ldscript.${MACHINE_CPUARCH} +LDFLAGS= -nostdlib -static +LDFLAGS+= -T ldscript.generated +LDFLAGS+= -T ${.CURDIR}/ldscript.${MACHINE_CPUARCH} # Pull in common loader code .PATH: ${.CURDIR}/../../uboot/common @@ -110,6 +115,18 @@ loader.help: help.common help.uboot cat ${.ALLSRC} | \ awk -f ${.CURDIR}/../../common/merge_help.awk > ${.TARGET} +${PROG}: ldscript.generated ${.CURDIR}/ldscript.${MACHINE_CPUARCH} + +ldscript.generated:: + rm -f ldscript.generated.tmp + echo "UBLDR_LOADADDR = ${UBLDR_LOADADDR};" >ldscript.generated.tmp + if diff ldscript.generated ldscript.generated.tmp > /dev/null; then \ + true; \ + else \ + rm -f ldscript.generated; \ + mv ldscript.generated.tmp ldscript.generated; \ + fi + .PATH: ${.CURDIR}/../../forth FILES= loader.help |