If you want Android system to be aware of GPS you may need to add:
PRODUCT_COPY_FILES += \
frameworks/native/data/etc/android.hardware.location.gps.xml:system/etc/permissions/android.hardware.location.gps.xml
in device.mk
On Tuesday, April 14, 2015 at 11:32:43 AM UTC-7, Gianmaria Iaculo wrote:
>
> Hello,
>
> I'm porting GPS HAL on android 4.4. Tha's what I've done till now.
>
> 1) I started with freerunner_gps.c cause it seem the simplest solution,
> and it clearly works with a serial nmea port, wich is right my case. I've a
> ttyUSB1 wich produces just NMEA sentences.
>
> 2) I've created a directory:
>
> android/hardware/libhardware_legacy/gps
>
> and placed freerunner_gps.c , a link to referenced gps.h pointing at
>
> android/hardware/libhardware/include/hardware/gps.h
>
> and created an Android.mk so simple:
> ? <https://e2e.ti.com/support/embedded/android/f/509/t/412485#>
> 1
> 2
> 3
> 4
> 5
> 6
> 7
> 8
> 9
> 10
> 11
> 12
> 13
> 14
> 15
> 16
> LOCAL_PATH := $(call my-dir)
>
> include $(CLEAR_VARS)
>
> LOCAL_SRC_FILES := \
> gps_freerunner.c
>
> LOCAL_MODULE := libgps.telit
>
> LOCAL_SHARED_LIBRARIES := \
> libutils \
> libcutils \
> libdl \
> libc
>
> include $(BUILD_SHARED_LIBRARY)
>
>
>
> it produces a libpgs.telit.so in output folder /system/lib
>
> 3) I added to my BoardConfig.mk the following:
>
> BOARD_GPS_LIBRARIES := libgps.telit
>
> 4) in my build.prop i added this line ro.kernel.android.gps=/dev/ttyUSB1
> Where USB1 is a working serial that produces NMEA.
>
> After this, i checked if everything on board is ok, all files are in
> place. But I absolutely cant see any debug line or initialization string.
>
> It seems I have to do something else to enable the GPS part.. Android at
> moment is copletly ignoring this hardware.
>
> Any suggest?
>
> Regards,
> Gianmaria
>
--
--
unsubscribe: android-porting+unsubscr...@googlegroups.com
website: http://groups.google.com/group/android-porting
---
You received this message because you are subscribed to the Google Groups
"android-porting" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to android-porting+unsubscr...@googlegroups.com.
For more options, visit https://groups.google.com/d/optout.
