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Commit 0a1dd239 authored by Kelvin Zhang's avatar Kelvin Zhang
Browse files

Move 16K kernel modules to /lib/modules/`uname -r`_16k 

Store 16K kernel modules in separate directory. This allows us to store
both 4k and 16k kernel modules in vendor_boot and have init load from
the right path.

Test: th
Bug: 293313353
Change-Id: I55cd33404defc71dfbd350517d2aa51bebdb3d06
parent 8f830007

core/Makefile

+19 −5
Original line number Diff line number Diff line
@@ -1050,16 +1050,30 @@ TARGET_OUT_RAMDISK_16K := $(PRODUCT_OUT)/ramdisk_16k 
BUILT_RAMDISK_16K_TARGET := $(PRODUCT_OUT)/ramdisk_16k.img

RAMDISK_16K_STAGING_DIR := $(call intermediates-dir-for,PACKAGING,depmod_ramdisk_16k)



$(BUILT_RAMDISK_16K_TARGET): $(DEPMOD) $(MKBOOTFS)

$(BUILT_RAMDISK_16K_TARGET): $(call copy-many-files,$(foreach file,$(BOARD_KERNEL_MODULES_16K),$(file):$(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0/$(notdir $(file))))

$(foreach \

  file,\

  $(BOARD_KERNEL_MODULES_16K),\

  $(eval \

    $(call copy-and-strip-kernel-module,\

      $(file),\

      $(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0/$(notdir $(file)) \

    ) \

  ) \

)



$(BUILT_RAMDISK_16K_TARGET): $(DEPMOD) $(MKBOOTFS) $(EXTRACT_KERNEL) $(COMPRESSION_COMMAND_DEPS)

$(BUILT_RAMDISK_16K_TARGET): $(foreach file,$(BOARD_KERNEL_MODULES_16K),$(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0/$(notdir $(file)))

	$(DEPMOD) -b $(RAMDISK_16K_STAGING_DIR) 0.0

	for MODULE in $(BOARD_KERNEL_MODULES_16K); do \

		basename $$MODULE >> $(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0/modules.load ; \

	done;

	mkdir -p $(TARGET_OUT_RAMDISK_16K)/lib

	rm -rf $(TARGET_OUT_RAMDISK_16K)/lib/modules

	cp -r $(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0 $(TARGET_OUT_RAMDISK_16K)/lib/modules

	$(MKBOOTFS) $(TARGET_OUT_RAMDISK_16K) > $@

	mkdir -p $(TARGET_OUT_RAMDISK_16K)/lib/modules

	KERNEL_RELEASE=`$(EXTRACT_KERNEL) --input $(BOARD_KERNEL_PATH_16K) --output-release /dev/stdout` ;\

	IS_16K_KERNEL=`$(EXTRACT_KERNEL) --input $(BOARD_KERNEL_PATH_16K) --output-config /dev/stdout` ;\

	if [[ "$$IS_16K_KERNEL" == *"CONFIG_ARM64_16K_PAGES"* ]]; then SUFFIX=_16k; fi ;\

	cp -r $(RAMDISK_16K_STAGING_DIR)/lib/modules/0.0 $(TARGET_OUT_RAMDISK_16K)/lib/modules/$$KERNEL_RELEASE$$SUFFIX

	$(MKBOOTFS) $(TARGET_OUT_RAMDISK_16K) | $(COMPRESSION_COMMAND) > $@



# Builds a ramdisk using modules defined in BOARD_KERNEL_MODULES_16K

ramdisk_16k: $(BUILT_RAMDISK_16K_TARGET)