cepheus: Improve boot time and pull in bootanim display time

1) launch bootanim early
2) parallel slow init operations: write sysfs

After CL:
Boot time saved 330ms, bootanim triggered early before data/ mounted

Bug: 36780513
Test: walleye boots
Change-Id: I02803179746710413f4b1e2372f3550cd95d1581

configs/init.insmod.cfg

@@ -0,0 +1,19 @@
+#############################################
+#           init.insmod.cfg                 #
+# This file contains kernel modules to load #
+# at init time by init.insmod.sh script     #
+#############################################
+
+# Load kernel modules
+modprobe|adsp_loader_dlkm apr_dlkm cs35l41_dlkm hdmi_dlkm machine_dlkm mbhc_dlkm native_dlkm pinctrl_wcd_dlkm platform_dlkm q6_dlkm q6_notifier_dlkm q6_pdr_dlkm stub_dlkm swr_ctrl_dlkm swr_dlkm tas2557_dlkm usf_dlkm wcd934x_dlkm wcd9360_dlkm wcd9xxx_dlkm wcd_core_dlkm wcd_cpe_dlkm wcd_spi_dlkm wglink_dlkm wsa881x_dlkm
+
+# All modules loaded
+setprop|vendor.all.modules.ready
+
+# Boot devices
+enable|/sys/kernel/boot_adsp/boot
+enable|/sys/kernel/boot_cdsp/boot
+enable|/sys/kernel/boot_slpi/boot
+
+# All devices enabled
+setprop|vendor.all.devices.ready

device.mk

@@ -197,6 +197,10 @@ PRODUCT_PACKAGES += \
     libhidltransport \
     libhidltransport.vendor
 
+# Insmod files
+PRODUCT_COPY_FILES += \
+    $(LOCAL_PATH)/configs/init.insmod.cfg:$(TARGET_COPY_OUT_VENDOR)/etc/init.insmod.cfg
+
 # HotwordEnrollement
 PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/configs/permissions/com.android.hotwordenrollment.common.util.xml:$(TARGET_COPY_OUT_SYSTEM_EXT)/etc/permissions/com.android.hotwordenrollment.common.util.xml \
@@ -221,7 +225,8 @@ PRODUCT_COPY_FILES += \
     $(LOCAL_PATH)/rootdir/bin/init.qcom.sh:$(TARGET_COPY_OUT_VENDOR)/bin/init.qcom.sh
 
 PRODUCT_PACKAGES += \
-    init.affinity.sh
+    init.affinity.sh \
+    init.insmod.sh
 
 # Input
 PRODUCT_COPY_FILES += \

rootdir/Android.mk

@@ -7,3 +7,11 @@ LOCAL_MODULE_CLASS := ETC
 LOCAL_SRC_FILES    := etc/init.affinity.sh
 LOCAL_MODULE_PATH  := $(TARGET_OUT_VENDOR_EXECUTABLES)
 include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE       := init.insmod.sh
+LOCAL_MODULE_TAGS  := optional
+LOCAL_MODULE_CLASS := ETC
+LOCAL_SRC_FILES    := bin/init.insmod.sh
+LOCAL_MODULE_PATH  := $(TARGET_OUT_VENDOR_EXECUTABLES)
+include $(BUILD_PREBUILT)

rootdir/bin/init.insmod.sh

@@ -0,0 +1,31 @@
+#!/vendor/bin/sh
+
+########################################################
+### init.insmod.cfg format:                          ###
+### -----------------------------------------------  ###
+### [insmod|setprop|enable/moprobe] [path|prop name] ###
+### ...                                              ###
+########################################################
+
+if [ $# -eq 1 ]; then
+  cfg_file=$1
+else
+  exit 1
+fi
+
+if [ -f $cfg_file ]; then
+  while IFS="|" read -r action arg
+  do
+    case $action in
+      "insmod") insmod $arg ;;
+      "setprop") setprop $arg 1 ;;
+      "enable") echo 1 > $arg ;;
+      "modprobe") modprobe -a -d /vendor/lib/modules $arg ;;
+    esac
+  done < $cfg_file
+fi
+
+# set property even if there is no insmod config
+# as property value "1" is expected in early-boot trigger
+setprop vendor.all.modules.ready 1
+setprop vendor.all.devices.ready 1

rootdir/etc/init.qcom.rc

@@ -51,16 +51,15 @@ on init
     chown root system /sys/fs/cgroup/memory/bg/tasks
     chmod 0660 /sys/fs/cgroup/memory/bg/tasks
 
-on early-boot
-    # set RLIMIT_MEMLOCK to 64MB
-    setrlimit 8 67108864 67108864
+    # Loading kernel modules in background
+    start insmod_sh
 
-    # Allow subsystem (modem etc) debugging
-    write /sys/kernel/boot_adsp/boot 1
-    write /sys/kernel/boot_cdsp/boot 1
-    write /sys/devices/virtual/npu/msm_npu/boot 1
-    write /sys/kernel/boot_slpi/boot 1
-    write /sys/devices/virtual/cvp/cvp/boot 1
+on early-boot
+    # Wait for insmod_sh to finish all modules
+    wait_for_prop vendor.all.modules.ready 1
+
+    # Wait for insmod_sh to finish all boot devices
+    wait_for_prop vendor.all.devices.ready 1
 
     write /sys/class/drm/card0-DSI-1/status "detect"
     write /sys/module/drm/parameters/vblankoffdelay -1
@@ -151,6 +150,9 @@ on boot
     chmod 0666 /sys/class/power_supply/battery/input_suspend
 
 on post-fs-data
+    # set RLIMIT_MEMLOCK to 64MB
+    setrlimit 8 67108864 67108864
+
     # Create directory used by display clients
     mkdir /data/vendor/display 0770 system graphics
 
@@ -319,6 +321,13 @@ service charger /system/bin/charger
     group system graphics
     seclabel u:r:charger:s0
 
+service insmod_sh /vendor/bin/init.insmod.sh /vendor/etc/init.insmod.cfg
+    class main
+    user root
+    group root system
+    disabled
+    oneshot
+
 service vendor.msm_irqbalance /vendor/bin/msm_irqbalance -f /vendor/etc/msm_irqbalance.conf
     class core
     user root

rootdir/etc/init.target.rc

@@ -27,7 +27,6 @@
 #
 #
 on early-init
-    exec u:r:vendor_modprobe:s0 -- /vendor/bin/modprobe -a -d /vendor/lib/modules adsp_loader_dlkm apr_dlkm cs35l41_dlkm hdmi_dlkm machine_dlkm mbhc_dlkm native_dlkm pinctrl_wcd_dlkm platform_dlkm q6_dlkm q6_notifier_dlkm q6_pdr_dlkm stub_dlkm swr_ctrl_dlkm swr_dlkm tas2557_dlkm usf_dlkm wcd934x_dlkm wcd9360_dlkm wcd9xxx_dlkm wcd_core_dlkm wcd_cpe_dlkm wcd_spi_dlkm wglink_dlkm wsa881x_dlkm
     symlink /data/tombstones /tombstones
 
 on init
@@ -77,6 +76,13 @@ on fs
     restorecon_recursive /mnt/vendor/persist
 
 on late-fs
+    start surfaceflinger
+    start bootanim
+    start vendor.hwcomposer-2-2
+    start vendor.configstore-hal
+    start vendor.qti.hardware.display.allocator
+    start vendor.light-hal-2-0
+
     wait_for_prop hwservicemanager.ready true
     exec_start wait_for_keymaster
     mount_all /vendor/etc/fstab.qcom --late

sepolicy/vendor/file.te

@@ -1,3 +1,6 @@
 type sysfs_device_info, sysfs_type, fs_type;
 
 type proc_sched_energy_aware, proc_type, fs_type;
+
+# Insmod
+type sysfs_msm_boot, fs_type, sysfs_type;

sepolicy/vendor/file_contexts

@@ -25,6 +25,9 @@
 /vendor/bin/hw/android\.hardware\.light@2\.0-service\.cepheus        u:object_r:hal_light_default_exec:s0
 /vendor/bin/hw/vendor\.lineage\.biometrics\.fingerprint\.inscreen@1.0-service\.cepheus u:object_r:hal_lineage_fod_default_exec:s0
 
+# Insmod
+/vendor/bin/init\.insmod\.sh                                         u:object_r:init-insmod-sh_exec:s0
+
 # IR
 /dev/lirc0          u:object_r:ir_spi_device:s0
 

sepolicy/vendor/genfs_contexts

@@ -7,3 +7,7 @@ genfscon sysfs /devices/platform/soc/c440000.qcom,spmi/spmi-0/spmi0-05/c440000.q
 # Wireless charger
 genfscon sysfs /devices/platform/soc/c440000.qcom,spmi/spmi-0/spmi0-02/c440000.qcom,spmi:qcom,pm8150b@2:qcom,qpnp-smb5/power_supply/wireless u:object_r:sysfs_battery_supply:s0
 genfscon sysfs /devices/platform/soc/890000.i2c/i2c-0/0-003b/power_supply/idt u:object_r:sysfs_battery_supply:s0
+
+# Insmod
+genfscon sysfs /kernel/boot_cdsp/boot                                           u:object_r:sysfs_msm_boot:s0
+genfscon sysfs /kernel/boot_slpi/boot                                           u:object_r:sysfs_msm_boot:s0

sepolicy/vendor/init-insmod-sh.te

@@ -0,0 +1,24 @@
+type init-insmod-sh, domain;
+type init-insmod-sh_exec, exec_type, vendor_file_type, file_type;
+
+init_daemon_domain(init-insmod-sh)
+
+allow init-insmod-sh vendor_toolbox_exec:file rx_file_perms;
+
+# Set the vendor.all.modules.ready property
+set_prop(init-insmod-sh, vendor_device_prop)
+
+# Allow insmod
+allow init-insmod-sh self:capability sys_module;
+
+allow init-insmod-sh vendor_file:system module_load;
+
+allow init-insmod-sh kernel:key search;
+
+allow init-insmod-sh {
+  sysfs_msm_boot
+}:file w_file_perms;
+
+# modprobe need proc_modules
+allow init-insmod-sh proc_modules:file r_file_perms;
+

sepolicy/vendor/property.te

@@ -1,3 +1,6 @@
+# Insmod
+type vendor_device_prop, property_type;
+
 # Mlipay
 type mlipay_prop, property_type;
 

sepolicy/vendor/property_contexts

@@ -19,6 +19,10 @@ persist.vendor.sys.pay.                 u:object_r:mlipay_prop:s0
 persist.vendor.sys.provision.status     u:object_r:mlipay_prop:s0
 ro.hardware.fp.fod			            u:object_r:mlipay_prop:s0
 
+# Insmod
+vendor.all.modules.ready           u:object_r:vendor_device_prop:s0
+vendor.all.devices.ready           u:object_r:vendor_device_prop:s0
+
 # Power
 vendor.powerhal.           u:object_r:vendor_power_prop:s0