1# Copyright (C) 2016 The Android Open Source Project
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7#      http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15LOCAL_PATH := $(call my-dir)
16
17wifi_hal_cflags := \
18    -Wall \
19    -Werror \
20    -Wextra \
21    -Winit-self \
22    -Wno-unused-function \
23    -Wno-unused-parameter \
24    -Wshadow \
25    -Wunused-variable \
26    -Wwrite-strings
27ifdef WIFI_DRIVER_MODULE_PATH
28wifi_hal_cflags += -DWIFI_DRIVER_MODULE_PATH=\"$(WIFI_DRIVER_MODULE_PATH)\"
29endif
30ifdef WIFI_DRIVER_MODULE_ARG
31wifi_hal_cflags += -DWIFI_DRIVER_MODULE_ARG=\"$(WIFI_DRIVER_MODULE_ARG)\"
32endif
33ifdef WIFI_DRIVER_MODULE_NAME
34wifi_hal_cflags += -DWIFI_DRIVER_MODULE_NAME=\"$(WIFI_DRIVER_MODULE_NAME)\"
35endif
36ifdef WIFI_DRIVER_FW_PATH_STA
37wifi_hal_cflags += -DWIFI_DRIVER_FW_PATH_STA=\"$(WIFI_DRIVER_FW_PATH_STA)\"
38endif
39ifdef WIFI_DRIVER_FW_PATH_AP
40wifi_hal_cflags += -DWIFI_DRIVER_FW_PATH_AP=\"$(WIFI_DRIVER_FW_PATH_AP)\"
41endif
42ifdef WIFI_DRIVER_FW_PATH_P2P
43wifi_hal_cflags += -DWIFI_DRIVER_FW_PATH_P2P=\"$(WIFI_DRIVER_FW_PATH_P2P)\"
44endif
45
46# Some devices use a different path (e.g. devices with broadcom WiFi parts).
47ifdef WIFI_DRIVER_FW_PATH_PARAM
48wifi_hal_cflags += -DWIFI_DRIVER_FW_PATH_PARAM=\"$(WIFI_DRIVER_FW_PATH_PARAM)\"
49else
50wifi_hal_cflags += -DWIFI_DRIVER_FW_PATH_PARAM=\"/sys/module/wlan/parameters/fwpath\"
51endif
52
53ifdef WIFI_DRIVER_STATE_CTRL_PARAM
54wifi_hal_cflags += -DWIFI_DRIVER_STATE_CTRL_PARAM=\"$(WIFI_DRIVER_STATE_CTRL_PARAM)\"
55endif
56ifdef WIFI_DRIVER_STATE_ON
57wifi_hal_cflags += -DWIFI_DRIVER_STATE_ON=\"$(WIFI_DRIVER_STATE_ON)\"
58endif
59ifdef WIFI_DRIVER_STATE_OFF
60wifi_hal_cflags += -DWIFI_DRIVER_STATE_OFF=\"$(WIFI_DRIVER_STATE_OFF)\"
61endif
62
63# Common code shared between the HALs.
64# ============================================================
65include $(CLEAR_VARS)
66LOCAL_MODULE := libwifi-hal-common
67LOCAL_VENDOR_MODULE := true
68LOCAL_CFLAGS := $(wifi_hal_cflags)
69LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
70LOCAL_SHARED_LIBRARIES := libbase
71LOCAL_HEADER_LIBRARIES := libcutils_headers
72LOCAL_SRC_FILES := wifi_hal_common.cpp
73include $(BUILD_STATIC_LIBRARY)
74
75# A fallback "vendor" HAL library.
76# Don't link this, link libwifi-hal.
77# ============================================================
78include $(CLEAR_VARS)
79LOCAL_MODULE := libwifi-hal-fallback
80LOCAL_VENDOR_MODULE := true
81LOCAL_CFLAGS := $(wifi_hal_cflags)
82LOCAL_SRC_FILES := wifi_hal_fallback.cpp
83LOCAL_HEADER_LIBRARIES := libhardware_legacy_headers
84include $(BUILD_STATIC_LIBRARY)
85
86# Pick a vendor provided HAL implementation library.
87# ============================================================
88LIB_WIFI_HAL := libwifi-hal-fallback
89VENDOR_LOCAL_SHARED_LIBRARIES :=
90ifeq ($(BOARD_WLAN_DEVICE), bcmdhd)
91  LIB_WIFI_HAL := libwifi-hal-bcm
92else ifeq ($(BOARD_WLAN_DEVICE), qcwcn)
93  LIB_WIFI_HAL := libwifi-hal-qcom
94  VENDOR_LOCAL_SHARED_LIBRARIES := libcld80211
95else ifeq ($(BOARD_WLAN_DEVICE), mrvl)
96  # this is commented because none of the nexus devices
97  # that sport Marvell's wifi have support for HAL
98  # LIB_WIFI_HAL := libwifi-hal-mrvl
99else ifeq ($(BOARD_WLAN_DEVICE), MediaTek)
100  # support MTK WIFI HAL
101  LIB_WIFI_HAL := libwifi-hal-mt66xx
102endif
103
104# The WiFi HAL that you should be linking.
105# ============================================================
106include $(CLEAR_VARS)
107LOCAL_MODULE := libwifi-hal
108LOCAL_PROPRIETARY_MODULE := true
109LOCAL_CFLAGS := $(wifi_hal_cflags)
110LOCAL_C_INCLUDES := $(LOCAL_PATH)/include
111LOCAL_EXPORT_C_INCLUDE_DIRS := \
112    $(LOCAL_PATH)/include
113LOCAL_EXPORT_HEADER_LIBRARY_HEADERS := libhardware_legacy_headers
114LOCAL_HEADER_LIBRARIES := libhardware_legacy_headers
115LOCAL_SHARED_LIBRARIES := \
116    libbase \
117    libcutils \
118    liblog \
119    libnl \
120    libutils \
121    $(VENDOR_LOCAL_SHARED_LIBRARIES)
122LOCAL_SRC_FILES := \
123    driver_tool.cpp \
124    hal_tool.cpp
125LOCAL_WHOLE_STATIC_LIBRARIES := $(LIB_WIFI_HAL) libwifi-hal-common
126include $(BUILD_SHARED_LIBRARY)
127
128# Test utilities (e.g. mock classes) for libwifi-hal
129# ============================================================
130include $(CLEAR_VARS)
131LOCAL_MODULE := libwifi-hal-test
132LOCAL_CFLAGS := $(wifi_hal_cflags)
133LOCAL_C_INCLUDES := \
134    $(LOCAL_PATH)/include \
135    $(LOCAL_PATH)/testlib/include
136LOCAL_STATIC_LIBRARIES := libgmock
137LOCAL_EXPORT_C_INCLUDE_DIRS := \
138    $(LOCAL_PATH)/include \
139    $(LOCAL_PATH)/testlib/include
140include $(BUILD_STATIC_LIBRARY)
141