boot: add bootaccelerate service for quick boot. [2/2]

PD# 145717

add a service to record the io requests and then use it to do readahead.

Change-Id: Ie1123b577758334a4a2d8a1463ef81ec6f701c48
Signed-off-by: shuide.chen <shuide.chen@amlogic.com>

2 files changed, 106 insertions, 0 deletions

diff --git a/accelerateboot/Android.mk b/accelerateboot/Android.mk
new file mode 100644
index 0000000..ba64e28
--- a/dev/null
+++ b/accelerateboot/Android.mk
@@ -0,0 +1,16 @@
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+ifeq ($(wildcard vendor/amlogic/system/bootaccelerate/Android.mk),vendor/amlogic/system/bootaccelerate/Android.mk)
+$(info "have bootaccelerate source code")
+else
+$(info "no bootaccelerate source code, add prebuilts")
+include $(CLEAR_VARS)
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE := accelerateboot
+LOCAL_MODULE_CLASS := EXECUTABLES
+LOCAL_MODULE_PATH := $(TARGET_OUT_EXECUTABLES)
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+
+endif
diff --git a/accelerateboot/accelerateboot b/accelerateboot/accelerateboot
new file mode 100755
index 0000000..e8c509a
--- a/dev/null
+++ b/accelerateboot/accelerateboot
@@ -0,0 +1,90 @@
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