tequilaOS/platform_build
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turn down allowed image size

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yaffs appears to reserve 5 blocks on the partition for itself.
Account for this when computing the maximum allowable image size.
This commit is contained in:
Doug Zongker 2009-08-25 17:23:57 -07:00
parent dab571d613
commit 6dd2ae02c1
2 changed files with 14 additions and 7 deletions
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12
core/Makefile
View file

@ -299,7 +299,7 @@ else # TARGET_BOOTIMAGE_USE_EXT2 != true
$(INSTALLED_BOOTIMAGE_TARGET): $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_FILES)
$(call pretty,"Target boot image: $@")
$(hide) $(MKBOOTIMG) $(INTERNAL_BOOTIMAGE_ARGS) --output $@
$(hide) $(call assert-max-file-size,$@,$(BOARD_BOOTIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$@,$(BOARD_BOOTIMAGE_MAX_SIZE),raw)
endif # TARGET_BOOTIMAGE_USE_EXT2
else # TARGET_NO_KERNEL
@ -577,7 +577,7 @@ $(INSTALLED_RECOVERYIMAGE_TARGET): $(MKBOOTFS) $(MKBOOTIMG) $(MINIGZIP) \
$(MKBOOTFS) $(TARGET_RECOVERY_ROOT_OUT) | $(MINIGZIP) > $(recovery_ramdisk)
$(MKBOOTIMG) $(INTERNAL_RECOVERYIMAGE_ARGS) --output $@
@echo ----- Made recovery image -------- $@
$(hide) $(call assert-max-file-size,$@,$(BOARD_RECOVERYIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$@,$(BOARD_RECOVERYIMAGE_MAX_SIZE),raw)
else
INSTALLED_RECOVERYIMAGE_TARGET :=
@ -662,7 +662,7 @@ endif
$(INSTALLED_SYSTEMIMAGE): $(BUILT_SYSTEMIMAGE) $(RECOVERY_FROM_BOOT_PATCH) | $(ACP)
@echo "Install system fs image: $@"
$(copy-file-to-target)
$(hide) $(call assert-max-file-size,$@ $(RECOVERY_FROM_BOOT_PATCH),$(BOARD_SYSTEMIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$@ $(RECOVERY_FROM_BOOT_PATCH),$(BOARD_SYSTEMIMAGE_MAX_SIZE),yaffs)
systemimage: $(INSTALLED_SYSTEMIMAGE)
@ -671,7 +671,7 @@ systemimage-nodeps snod: $(filter-out systemimage-nodeps snod,$(MAKECMDGOALS)) \
| $(INTERNAL_MKUSERFS)
@echo "make $@: ignoring dependencies"
$(call build-systemimage-target,$(INSTALLED_SYSTEMIMAGE))
$(hide) $(call assert-max-file-size,$(INSTALLED_SYSTEMIMAGE),$(BOARD_SYSTEMIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$(INSTALLED_SYSTEMIMAGE),$(BOARD_SYSTEMIMAGE_MAX_SIZE),yaffs)
#######
## system tarball
@ -708,7 +708,7 @@ define build-userdataimage-target
$(call pretty,"Target userdata fs image: $(INSTALLED_USERDATAIMAGE_TARGET)")
@mkdir -p $(TARGET_OUT_DATA)
$(call build-userimage-ext2-target,$(TARGET_OUT_DATA),$(INSTALLED_USERDATAIMAGE_TARGET),userdata,)
$(hide) $(call assert-max-file-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_MAX_SIZE),yaffs)
endef
else # TARGET_USERIMAGES_USE_EXT2 != true
@ -718,7 +718,7 @@ define build-userdataimage-target
$(call pretty,"Target userdata fs image: $(INSTALLED_USERDATAIMAGE_TARGET)")
@mkdir -p $(TARGET_OUT_DATA)
$(hide) $(MKYAFFS2) -f $(TARGET_OUT_DATA) $(INSTALLED_USERDATAIMAGE_TARGET)
$(hide) $(call assert-max-file-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_MAX_SIZE))
$(hide) $(call assert-max-file-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_MAX_SIZE),yaffs)
endef
endif # TARGET_USERIMAGES_USE_EXT2

9
core/definitions.mk
View file

@ -1572,6 +1572,7 @@ endef
# $(1): The file(s) to check (often $@)
# $(2): The maximum total image size, in decimal bytes
# $(3): the type of filesystem "yaffs" or "raw"
#
# If $(2) is empty, evaluates to "true"
#
@ -1585,9 +1586,15 @@ $(if $(2), \
printname=$$(echo -n "$(1)" | tr " " +); \
echo "$$printname total size is $$total"; \
img_blocksize=$(call image-size-from-data-size,$(BOARD_FLASH_BLOCK_SIZE)); \
if [ "$(3)" == "yaffs" ]; then \
reservedblocks=5; \
else \
reselvedblocks=0; \
fi; \
twoblocks=$$((img_blocksize * 2)); \
onepct=$$((((($(2) / 100) - 1) / img_blocksize + 1) * img_blocksize)); \
reserve=$$((twoblocks > onepct ? twoblocks : onepct)); \
reserve=$$(((twoblocks > onepct ? twoblocks : onepct) + \
reservedblocks * img_blocksize)); \
maxsize=$$(($(2) - reserve)); \
if [ "$$total" -gt "$$maxsize" ]; then \
echo "error: $$printname too large ($$total > [$(2) - $$reserve])"; \