Add compressor options for squashfs system images

Change-Id: I2a75f8754273f6e00b96ba6aca6741c4388f5da8
(cherry picked from commit f86e7eeabc9721034d2c4af3b2827d93c2d23f6b)

diff --git a/core/Makefile b/core/Makefile
index e17c4ed..255a6fb 100644 (file)
--- a/core/Makefile
+++ b/core/Makefile
@@ -702,6 +702,8 @@ $(if $(BOARD_SYSTEMIMAGE_PARTITION_SIZE),$(hide) echo "system_size=$(BOARD_SYSTE
 $(if $(BOARD_SYSTEMIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "system_fs_type=$(BOARD_SYSTEMIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
 $(if $(BOARD_SYSTEMIMAGE_JOURNAL_SIZE),$(hide) echo "system_journal_size=$(BOARD_SYSTEMIMAGE_JOURNAL_SIZE)" >> $(1))
 $(if $(BOARD_HAS_EXT4_RESERVED_BLOCKS),$(hide) echo "has_ext4_reserved_blocks=$(BOARD_HAS_EXT4_RESERVED_BLOCKS)" >> $(1))
+$(if $(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR),$(hide) echo "system_squashfs_compressor=$(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR)" >> $(1))
+$(if $(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR_OPT),$(hide) echo "system_squashfs_compressor_opt=$(BOARD_SYSTEMIMAGE_SQUASHFS_COMPRESSOR_OPT)" >> $(1))
 $(if $(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "userdata_fs_type=$(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
 $(if $(BOARD_USERDATAIMAGE_PARTITION_SIZE),$(hide) echo "userdata_size=$(BOARD_USERDATAIMAGE_PARTITION_SIZE)" >> $(1))
 $(if $(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "cache_fs_type=$(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE)" >> $(1))

diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index 8934c77..32c0ee4 100755 (executable)
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -275,6 +275,10 @@ def BuildImage(in_dir, prop_dict, out_file):
     build_command.extend(["-m", prop_dict["mount_point"]])
     if "selinux_fc" in prop_dict:
       build_command.extend(["-c", prop_dict["selinux_fc"]])
+    if "squashfs_compressor" in prop_dict:
+      build_command.extend(["-z", prop_dict["squashfs_compressor"]])
+    if "squashfs_compressor_opt" in prop_dict:
+      build_command.extend(["-zo", prop_dict["squashfs_compressor_opt"]])
   elif fs_type.startswith("f2fs"):
     build_command = ["mkf2fsuserimg.sh"]
     build_command.extend([out_file, prop_dict["partition_size"]])
@@ -414,6 +418,8 @@ def ImagePropFromGlobalDict(glob_dict, mount_point):
     copy_prop("system_root_image", "system_root_image")
     copy_prop("ramdisk_dir", "ramdisk_dir")
     copy_prop("has_ext4_reserved_blocks", "has_ext4_reserved_blocks")
+    copy_prop("system_squashfs_compressor", "squashfs_compressor")
+    copy_prop("system_squashfs_compressor_opt", "squashfs_compressor_opt")
   elif mount_point == "data":
     # Copy the generic fs type first, override with specific one if available.
     copy_prop("fs_type", "fs_type")