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mkits: support definition of DTB loadaddr

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Support defining a per-device loadaddress for the DTB. This is required
for devices which to not align the DTB from the bootloader correctly.

Signed-off-by: David Bauer <mail@david-bauer.net>
This commit is contained in:
David Bauer 2022-11-07 00:42:40 +01:00
parent b066ad7d9a
commit a208f0a9be
3 changed files with 10 additions and 1 deletions
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1
include/image-commands.mk
View File

@ -296,6 +296,7 @@ define Build/fit
-a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
$(if $(DEVICE_FDT_NUM),-n $(DEVICE_FDT_NUM)) \
$(if $(DEVICE_DTS_DELIMITER),-l $(DEVICE_DTS_DELIMITER)) \
$(if $(DEVICE_DTS_LOADADDR),-s $(DEVICE_DTS_LOADADDR)) \
$(if $(DEVICE_DTS_OVERLAY),$(foreach dtso,$(DEVICE_DTS_OVERLAY), -O $(dtso):$(KERNEL_BUILD_DIR)/image-$(dtso).dtb)) \
-c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config-1") \
-A $(LINUX_KARCH) -v $(LINUX_VERSION)

2
include/image.mk
View File

@ -388,6 +388,7 @@ define Device/Init
DEVICE_DTS_CONFIG :=
DEVICE_DTS_DELIMITER :=
DEVICE_DTS_DIR :=
DEVICE_DTS_LOADADDR :=
DEVICE_DTS_OVERLAY :=
DEVICE_FDT_NUM :=
SOC :=
@ -413,6 +414,7 @@ DEFAULT_DEVICE_VARS := \
CMDLINE UBOOTENV_IN_UBI KERNEL_IN_UBI BLOCKSIZE PAGESIZE SUBPAGESIZE \
VID_HDR_OFFSET UBINIZE_OPTS UBINIZE_PARTS MKUBIFS_OPTS DEVICE_DTS \
DEVICE_DTS_CONFIG DEVICE_DTS_DELIMITER DEVICE_DTS_DIR DEVICE_DTS_OVERLAY \
DEVICE_DTS_LOADADDR \
DEVICE_FDT_NUM DEVICE_IMG_PREFIX SOC BOARD_NAME UIMAGE_MAGIC UIMAGE_NAME \
SUPPORTED_DEVICES IMAGE_METADATA KERNEL_ENTRY KERNEL_LOADADDR \
UBOOT_PATH IMAGE_SIZE \

8
scripts/mkits.sh
View File

@ -35,6 +35,7 @@ usage() {
printf "\n\t-l ==> legacy mode character (@ etc otherwise -)"
printf "\n\t-o ==> create output file 'its_file'"
printf "\n\t-O ==> create config with dt overlay 'name:dtb'"
printf "\n\t-s ==> set FDT load address to 'addr' (hex)"
printf "\n\t\t(can be specified more than once)\n"
exit 1
}
@ -48,7 +49,7 @@ LOADABLES=
DTOVERLAY=
DTADDR=
while getopts ":A:a:c:C:D:d:e:f:i:k:l:n:o:O:v:r:H:" OPTION
while getopts ":A:a:c:C:D:d:e:f:i:k:l:n:o:O:v:r:s:H:" OPTION
do
case $OPTION in
A ) ARCH=$OPTARG;;
@ -66,6 +67,7 @@ do
o ) OUTPUT=$OPTARG;;
O ) DTOVERLAY="$DTOVERLAY ${OPTARG}";;
r ) ROOTFS=$OPTARG;;
s ) FDTADDR=$OPTARG;;
H ) HASH=$OPTARG;;
v ) VERSION=$OPTARG;;
* ) echo "Invalid option passed to '$0' (options:$*)"
@ -91,6 +93,10 @@ fi
DTADDR=$(printf "0x%08x" $(($LOAD_ADDR - $dtbsize)) )
}
[ "$FDTADDR" ] && {
DTADDR="$FDTADDR"
}
# Conditionally create fdt information
if [ -n "${DTB}" ]; then
FDT_NODE="