转载： https://blog.csdn.net/q1183345443/article/details/83311070
diff --git a/device/fsl/imx8/mek_8q.mk b/device/fsl/imx8/mek_8q.mk
old mode 100644
new mode 100755
index 0da260b..3b88c3c
--- a/device/fsl/imx8/mek_8q.mk
+++ b/device/fsl/imx8/mek_8q.mk
@@ -180,6 +180,11 @@ PRODUCT_PACKAGES += \
wifilogd \
wificond
+#GPS GNSS HAL
+PRODUCT_PACKAGES += \
+ [email protected] \
+ [email protected]
+
# Qcom WiFi Firmware
PRODUCT_COPY_FILES += \
vendor/nxp/qca-wifi-bt/1CQ_QCA6174A_LEA_2.0/lib/firmware/qca6174/bdwlan30.bin:vendor/firmware/bdwlan30.bin \
@@ -194,6 +199,12 @@ PRODUCT_COPY_FILES += \
vendor/nxp/qca-wifi-bt/1CQ_QCA6174A_LEA_2.0/lib/firmware/rampatch_tlv_3.2.tlv:vendor/firmware/rampatch_tlv_3.2.tlv \
vendor/nxp/qca-wifi-bt/qca_proprietary/Android_HAL/wcnss_filter_mek_8q:vendor/bin/wcnss_filter
+#zhangzhenbang u-blox GPS
+PRODUCT_COPY_FILES += \
+ hardware/gps/u-blox/gps.conf:system/etc/gps.conf \
+ hardware/gps/u-blox/u-blox.conf:system/etc/u-blox.conf \
+ hardware/gps/u-blox/u-blox-tbox.conf:system/etc/u-blox-tbox.conf
+
# Keymaster HAL
PRODUCT_PACKAGES += \
[email protected] \
diff --git a/device/fsl/mek_8q/init.rc b/device/fsl/mek_8q/init.rc
index 694fde5..bc9ad26 100755
--- a/device/fsl/mek_8q/init.rc
+++ b/device/fsl/mek_8q/init.rc
@@ -128,6 +128,22 @@ on early-boot
# Set WiFi Display Source VideoBitRate Adaptive
setprop media.wfd.video-bitrate 3000000
+ # Create directories for Location services
+ mkdir /data/misc/location 0770 gps gps
+ mkdir /data/misc/location/mq 0770 gps gps
+ mkdir /data/misc/location/xtwifi 0770 gps gps
+ mkdir /data/misc/location/gpsone_d 0770 system gps
+ mkdir /data/misc/location/quipc 0770 gps system
+ mkdir /data/misc/location/gsiff 0770 gps gps
+
+ # migrating the GNSS hal to vendor requires this to be relabeled; the
+ # directory itself is created by /vendor/bin/xtra-daemon
+ chown gps gps /data/misc/location/xtra
+ chmod 0750 /data/misc/location/xtra
+ chown gps gps /data/misc/location/xtra/socket_hal_xtra
+ chmod 0660 /data/misc/location/xtra/socket_hal_xtra
+ chown gps gps /data/misc/location/xtra/xtra.sqlite
+
service wpa_supplicant /vendor/bin/hw/wpa_supplicant \
-ip2p0 -Dnl80211 -c/data/misc/wifi/p2p_supplicant.conf -N \
-iwlan0 -Dnl80211 -c/data/misc/wifi/wpa_supplicant.conf \
diff --git a/device/fsl/mek_8q/manifest.xml b/device/fsl/mek_8q/manifest.xml
old mode 100644
new mode 100755
index 7744eb0..8d4fa11
--- a/device/fsl/mek_8q/manifest.xml
+++ b/device/fsl/mek_8q/manifest.xml
@@ -1,5 +1,14 @@
<manifest version="1.0" type="device">
<hal format="hidl">
+ <name>android.hardware.gnss</name>
+ <transport>hwbinder</transport>
+ <version>1.0</version>
+ <interface>
+ <name>IGnss</name>
+ <instance>default</instance>
+ </interface>
+ </hal>
+ <hal format="hidl">
<name>android.hardware.graphics.allocator</name>
<transport>hwbinder</transport>
<impl level="generic"></impl>
diff --git a/device/fsl/mek_8q/manifest_car.xml b/device/fsl/mek_8q/manifest_car.xml
old mode 100644
new mode 100755
index b99ae3d..24e03da
--- a/device/fsl/mek_8q/manifest_car.xml
+++ b/device/fsl/mek_8q/manifest_car.xml
@@ -1,5 +1,14 @@
<manifest version="1.0" type="device">
<hal format="hidl">
+ <name>android.hardware.gnss</name>
+ <transport>hwbinder</transport>
+ <version>1.0</version>
+ <interface>
+ <name>IGnss</name>
+ <instance>default</instance>
+ </interface>
+ </hal>
+ <hal format="hidl">
<name>android.hardware.graphics.allocator</name>
<transport>hwbinder</transport>
<impl level="generic"></impl>
diff --git a/device/fsl/mek_8q/ueventd.freescale.rc b/device/fsl/mek_8q/ueventd.freescale.rc
old mode 100644
new mode 100755
index 3a3e5af..956b5d9
--- a/device/fsl/mek_8q/ueventd.freescale.rc
+++ b/device/fsl/mek_8q/ueventd.freescale.rc
@@ -6,6 +6,7 @@
/dev/ttymxc2 0660 bluetooth bluetooth
/dev/ttymxc4 0660 bluetooth bluetooth
/dev/ttyLP1 0660 bluetooth bluetooth
+/dev/ttyLP2 0660 system gps
/dev/snd/* 0660 system audio
/dev/ttyUSB* 0640 radio radio
/dev/ttyACM* 0640 radio radio
diff --git a/system/sepolicy/public/domain.te b/system/sepolicy/public/domain.te
old mode 100644
new mode 100755
index 1af9235..4fd105a
--- a/system/sepolicy/public/domain.te
+++ b/system/sepolicy/public/domain.te
@@ -851,6 +851,7 @@ neverallow {
domain
-system_server
-system_app
+ -hal_gnss
-init
-installd # for relabelfrom and unlink, check for this in explicit neverallow
with_asan(`-asan_extract')
#+hardware\gps\u-blox目录