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image: add gzip-filename build recipe 

Some vendors use basic gzip metadata (original filename and timestamp)
to verify valid images, along with the size of it's contents.

Also, add a new device profile variable FACTORY_IMG_NAME
which would be ideal to use with this new recipe.

Signed-off-by: Michael Pratt <mcpratt@pm.me>
This commit is contained in:
Michael Pratt 2022-12-21 21:33:04 -05:00 committed by Hauke Mehrtens
parent 1e3a8f454e
commit ee87dbb3fe
2 changed files with 11 additions and 0 deletions
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9
include/image-commands.mk
View File

@ -316,6 +316,15 @@ define Build/gzip
@mv $@.new $@
endef
define Build/gzip-filename
@mkdir -p $@.tmp
@cp $@ $@.tmp/$(word 1,$(1))
$(if $(SOURCE_DATE_EPOCH),touch -hcd "@$(SOURCE_DATE_EPOCH)" $@.tmp/$(word 1,$(1)) $(word 2,$(1)))
$(STAGING_DIR_HOST)/bin/gzip -f -9 -N -c $@.tmp/$(word 1,$(1)) $(word 2,$(1)) > $@.new
@mv $@.new $@
@rm -rf $@.tmp
endef
define Build/install-dtb
$(call locked, \
$(foreach dts,$(DEVICE_DTS), \

2
include/image.mk
View File

@ -359,6 +359,7 @@ define Device/Init
ARTIFACTS :=
DEVICE_IMG_PREFIX := $(IMG_PREFIX)-$(1)
DEVICE_IMG_NAME = $$(DEVICE_IMG_PREFIX)-$$(1)-$$(2)
FACTORY_IMG_NAME :=
IMAGE_SIZE :=
KERNEL_PREFIX = $$(DEVICE_IMG_PREFIX)
KERNEL_SUFFIX := -kernel.bin
@ -418,6 +419,7 @@ DEFAULT_DEVICE_VARS := \
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 \
FACTORY_IMG_NAME \
DEVICE_PACKAGES DEVICE_COMPAT_VERSION DEVICE_COMPAT_MESSAGE \
DEVICE_VENDOR DEVICE_MODEL DEVICE_VARIANT \
DEVICE_ALT0_VENDOR DEVICE_ALT0_MODEL DEVICE_ALT0_VARIANT \