init-debug.rc: add runtime mmc max speed property actors
persist.mmc.max_read_speed - KB/s speed cap
persist.mmc.max_write_speed - KB/s speed cap
persist.mmc.cache_size - MB of high-speed on-device write cache
device default directly to associated /sys/block/mmcblk0/ attributes,
not delivered on "user" builds.
Bug: 26976972
Change-Id: Ic82b9614489b6406ce830d127c85affc9095e256
diff --git a/rootdir/init-debug.rc b/rootdir/init-debug.rc
new file mode 100644
index 0000000..435d4cb
--- /dev/null
+++ b/rootdir/init-debug.rc
@@ -0,0 +1,8 @@
+on property:persist.mmc.max_read_speed=*
+ write /sys/block/mmcblk0/max_read_speed ${persist.mmc.max_read_speed}
+
+on property:persist.mmc.max_write_speed=*
+ write /sys/block/mmcblk0/max_write_speed ${persist.mmc.max_write_speed}
+
+on property:persist.mmc.cache_size=*
+ write /sys/block/mmcblk0/cache_size ${persist.mmc.cache_size}