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bcm63xx: nand: support CFE partition tags

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Introduce support for generating JFFS2 CFE partition tags.
This is used in NAND devices in order to verify the integrity of the JFFS2
partition.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
This commit is contained in:
Álvaro Fernández Rojas 2020-05-21 15:04:23 +02:00
parent d90828411a
commit 5998c8f059
2 changed files with 22 additions and 0 deletions
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19
target/linux/bcm63xx/image/Makefile
View File

@ -168,6 +168,9 @@ define Build/cfe-jffs2-cferam
# Some devices need padding between CFE RAM and kernel # Some devices need padding between CFE RAM and kernel
$(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD))) $(if $(CFE_RAM_JFFS2_PAD),$(call Build/pad-to,$(CFE_RAM_JFFS2_PAD)))
# Add CFE partition tag
$(if $(CFE_PART_ID),$(call Build/cfe-part-tag))
# Append kernel # Append kernel
dd if=$@.kernel >> $@ dd if=$@.kernel >> $@
rm -f $@.kernel rm -f $@.kernel
@ -204,6 +207,22 @@ define Build/cfe-jffs2-kernel
$(call Build/cfe-jffs2,$@-kernel) $(call Build/cfe-jffs2,$@-kernel)
endef endef
define Build/cfe-part-tag
mv $@ $@.part
$(TOPDIR)/scripts/cfe-partition-tag.py \
--input-file $@.part \
--output-file $@ \
--flags $(CFE_PART_FLAGS) \
--id $(CFE_PART_ID) \
--name $(VERSION_CODE) \
--version $(DEVICE_NAME)
$(call Build/pad-to,$(BLOCKSIZE))
dd if=$@.part >> $@
endef
define Build/cfe-old-bin define Build/cfe-old-bin
$(TOPDIR)/scripts/brcmImage.pl -t -p \ $(TOPDIR)/scripts/brcmImage.pl -t -p \
-o $@ -b $(CFE_BOARD_ID) -c $(CHIP_ID) \ -o $@ -b $(CFE_BOARD_ID) -c $(CHIP_ID) \

3
target/linux/bcm63xx/image/bcm63xx_nand.mk
View File

@ -2,6 +2,7 @@
# BCM63XX NAND Profiles # BCM63XX NAND Profiles
# #
DEVICE_VARS += CFE_PART_FLAGS CFE_PART_ID
DEVICE_VARS += CFE_RAM_FILE DEVICE_VARS += CFE_RAM_FILE
DEVICE_VARS += CFE_RAM_JFFS2_NAME CFE_RAM_JFFS2_PAD DEVICE_VARS += CFE_RAM_JFFS2_NAME CFE_RAM_JFFS2_PAD
DEVICE_VARS += CFE_WFI_CHIP_ID CFE_WFI_FLASH_TYPE DEVICE_VARS += CFE_WFI_CHIP_ID CFE_WFI_FLASH_TYPE
@ -21,6 +22,8 @@ define Device/bcm63xx-nand
IMAGE/cfe.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | cfe-jffs2-cferam | append-ubi | cfe-wfi-tag IMAGE/cfe.bin := append-kernel | pad-to $$$$(KERNEL_SIZE) | cfe-jffs2-cferam | append-ubi | cfe-wfi-tag
IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata IMAGE/sysupgrade.bin := sysupgrade-tar | append-metadata
KERNEL_SIZE := 5120k KERNEL_SIZE := 5120k
CFE_PART_FLAGS :=
CFE_PART_ID :=
CFE_RAM_FILE := CFE_RAM_FILE :=
CFE_RAM_JFFS2_NAME := CFE_RAM_JFFS2_NAME :=
CFE_RAM_JFFS2_PAD := CFE_RAM_JFFS2_PAD :=