Add support for dba hal in common edgetpu packages
Previously supported in some cases. Now extend it to all common cases
Bug: 263394888
Test: Built and ran DBA Hal on Android Device
Change-Id: I9a5c6a6c8d8b6c23a7d86678ecae57a9f0bcdf7a
diff --git a/edgetpu/edgetpu.mk b/edgetpu/edgetpu.mk
index 3f79438..7b93487 100644
--- a/edgetpu/edgetpu.mk
+++ b/edgetpu/edgetpu.mk
@@ -19,5 +19,9 @@
# TPU TFlite Delegate
PRODUCT_PACKAGES += \
libedgetpu_util
+# TPU DBA AIDL HAL service
+PRODUCT_PACKAGES += com.google.edgetpu.dba-service
+# TPU DBA C API library
+PRODUCT_PACKAGES += libedgetpu_dba.google
BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/edgetpu/sepolicy
diff --git a/edgetpu/sepolicy/edgetpu_dba_service.te b/edgetpu/sepolicy/edgetpu_dba_service.te
new file mode 100644
index 0000000..2e8f908
--- /dev/null
+++ b/edgetpu/sepolicy/edgetpu_dba_service.te
@@ -0,0 +1,38 @@
+# EdgeTPU DBA service.
+type edgetpu_dba_server, domain;
+type edgetpu_dba_server_exec, exec_type, vendor_file_type, file_type;
+init_daemon_domain(edgetpu_dba_server)
+
+# The vendor service will use binder calls.
+binder_use(edgetpu_dba_server);
+
+# The vendor service will serve a binder service.
+binder_service(edgetpu_dba_server);
+
+# EdgeTPU DBA service to register the service to service_manager.
+add_service(edgetpu_dba_server, edgetpu_dba_service);
+
+# Allow EdgeTPU DBA service to look for TPU instance in /dev/edgetpu or /dev/edgetpu-soc.
+allow edgetpu_dba_server edgetpu_device:chr_file rw_file_perms;
+
+# Allow EdgeTPU DBA service to request power hints from the Power Service.
+hal_client_domain(edgetpu_dba_server, hal_power)
+
+# Allow EdgeTPU DBA service to access hardware buffers and ION memory.
+allow edgetpu_dba_server hal_allocator:fd use;
+allow edgetpu_dba_server hal_graphics_mapper_hwservice:hwservice_manager find;
+allow edgetpu_dba_server hal_graphics_allocator:fd use;
+allow edgetpu_dba_server gpu_device:chr_file rw_file_perms;
+allow edgetpu_dba_server gpu_device:dir r_dir_perms;
+allow edgetpu_dba_server ion_device:chr_file r_file_perms;
+
+# Allow EdgeTPU DBA service to read the overcommit_memory info.
+allow edgetpu_dba_server proc_overcommit_memory:file r_file_perms;
+
+# Allow EdgeTPU DBA service to read the kernel version.
+# This is done inside the InitGoogle.
+allow edgetpu_dba_server proc_version:file r_file_perms;
+
+# Allow EdgeTPU DBA service to send trace packets to Perfetto with SELinux enabled
+# under userdebug builds.
+userdebug_or_eng(`perfetto_producer(edgetpu_dba_server)')
diff --git a/edgetpu/sepolicy/file_contexts b/edgetpu/sepolicy/file_contexts
index e8fb9ac..8f6481c 100644
--- a/edgetpu/sepolicy/file_contexts
+++ b/edgetpu/sepolicy/file_contexts
@@ -22,3 +22,5 @@
/data/vendor/hal_neuralnetworks_darwinn(/.*)? u:object_r:hal_neuralnetworks_darwinn_data_file:s0
/data/vendor/edgetpu(/.*)? u:object_r:edgetpu_vendor_service_data_file:s0
+# EdgeTPU DBA service
+/vendor/bin/hw/com\.google\.edgetpu.dba-service u:object_r:edgetpu_dba_server_exec:s0
diff --git a/edgetpu/sepolicy/priv_app.te b/edgetpu/sepolicy/priv_app.te
index 22021a8..a9b49c3 100644
--- a/edgetpu/sepolicy/priv_app.te
+++ b/edgetpu/sepolicy/priv_app.te
@@ -7,4 +7,3 @@
# Allows privileged applications to access the EdgeTPU device, except open,
# which is guarded by the EdgeTPU service.
allow priv_app edgetpu_device:chr_file { getattr read write ioctl map };
-
diff --git a/edgetpu/sepolicy/service.te b/edgetpu/sepolicy/service.te
index 3cb81dd..be06e04 100644
--- a/edgetpu/sepolicy/service.te
+++ b/edgetpu/sepolicy/service.te
@@ -1,5 +1,6 @@
type edgetpu_nnapi_service, app_api_service, service_manager_type;
type edgetpu_vendor_service, service_manager_type, hal_service_type;
+type edgetpu_dba_service, app_api_service, service_manager_type;
# EdgeTPU binder service type declaration.
type edgetpu_app_service, service_manager_type;
diff --git a/edgetpu/sepolicy/service_contexts b/edgetpu/sepolicy/service_contexts
index 9972eae..83967f7 100644
--- a/edgetpu/sepolicy/service_contexts
+++ b/edgetpu/sepolicy/service_contexts
@@ -5,3 +5,6 @@
# EdgeTPU service
com.google.edgetpu.IEdgeTpuAppService/default u:object_r:edgetpu_app_service:s0
+
+# EdgeTPU DBA Service
+com.google.edgetpu.dba.IDevice/default u:object_r:edgetpu_dba_service:s0