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#
# Makefile fragment for Linux 2.6
# Broadcom 802.11abg Networking Device Driver
#
# Copyright (C) 2014, Broadcom Corporation. All Rights Reserved.
#
# Permission to use, copy, modify, and/or distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
# SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
# OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
# CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
#
# $Id: Makefile_kbuild_portsrc 458427 2014-02-26 23:12:38Z $
ifneq ($(KERNELRELEASE),)
LINUXVER_GOODFOR_CFG80211:=$(strip $(shell \
if [ "$(VERSION)" -ge "2" -a "$(PATCHLEVEL)" -ge "6" -a "$(SUBLEVEL)" -ge "32" -o "$(VERSION)" -ge "3" ]; then \
echo TRUE; \
else \
echo FALSE; \
fi \
))
LINUXVER_WEXT_ONLY:=$(strip $(shell \
if [ "$(VERSION)" -ge "2" -a "$(PATCHLEVEL)" -ge "6" -a "$(SUBLEVEL)" -ge "17" ]; then \
echo FALSE; \
else \
echo TRUE; \
fi \
))
ifneq ($(API),)
ifeq ($(API), CFG80211)
APICHOICE := FORCE_CFG80211
$(info CFG80211 API specified in command line)
else
ifeq ($(API), WEXT)
APICHOICE := FORCE_WEXT
$(info Wireless Extension API specified in command line)
else
$(error Unknown API type)
endif
endif
else
ifeq ($(LINUXVER_GOODFOR_CFG80211),TRUE)
APICHOICE := PREFER_CFG80211
$(info CFG80211 API is prefered for this kernel version)
else
ifeq ($(LINUXVER_WEXT_ONLY),TRUE)
APICHOICE := FORCE_WEXT
$(info Wireless Extension is the only possible API for this kernel version)
else
APICHOICE := PREFER_WEXT
$(info Wireless Extension API is prefered for this kernel version)
endif
endif
endif
ifeq ($(APICHOICE),FORCE_CFG80211)
ifneq ($(CONFIG_CFG80211),)
APIFINAL := CFG80211
else
$(error CFG80211 is specified but it is not enabled in kernel)
endif
endif
ifeq ($(APICHOICE),FORCE_WEXT)
APIFINAL := WEXT
endif
ifeq ($(APICHOICE),PREFER_CFG80211)
ifneq ($(CONFIG_CFG80211),)
APIFINAL := CFG80211
else
ifneq ($(CONFIG_WIRELESS_EXT),)
APIFINAL := WEXT
else
$(warning Neither CFG80211 nor Wireless Extension is enabled in kernel)
endif
endif
endif
ifeq ($(APICHOICE),PREFER_WEXT)
ifneq ($(CONFIG_WIRELESS_EXT),)
APIFINAL := WEXT
else
ifneq ($(CONFIG_CFG80211),)
APIFINAL := CFG80211
else
$(warning Neither CFG80211 nor Wireless Extension is enabled in kernel)
endif
endif
endif
endif
EXTRA_CFLAGS :=
ifeq ($(APIFINAL),CFG80211)
EXTRA_CFLAGS += -DUSE_CFG80211
$(info Using CFG80211 API)
endif
ifeq ($(APIFINAL),WEXT)
EXTRA_CFLAGS += -DUSE_IW
$(info Using Wireless Extension API)
endif
obj-m += wl.o
wl-objs :=
wl-objs += src/shared/linux_osl.o
wl-objs += src/wl/sys/wl_linux.o
wl-objs += src/wl/sys/wl_iw.o
wl-objs += src/wl/sys/wl_cfg80211_hybrid.o
EXTRA_CFLAGS += -I$(src)/src/include -I$(src)/src/common/include
EXTRA_CFLAGS += -I$(src)/src/wl/sys -I$(src)/src/wl/phy -I$(src)/src/wl/ppr/include
EXTRA_CFLAGS += -I$(src)/src/shared/bcmwifi/include
#EXTRA_CFLAGS += -DBCMDBG_ASSERT -DBCMDBG_ERR
# Look for kernel architecture.
# Check for a config symbol that should always be defined, so we don't
# fail on 'make clean' which doesn't include .config
ifeq ($(CONFIG_NET),y)
ifeq ($(CONFIG_X86_32),y)
SHIPPED=wlc_hybrid.o_i386
$(info Kernel architecture is X86_32)
else
ifeq ($(CONFIG_X86_64),y)
SHIPPED=wlc_hybrid.o_amd64
$(info Kernel architecture is X86_64)
else # Error!
$(error Unsupported kernel architecture)
endif
endif
endif
EXTRA_LDFLAGS := $(src)/lib/$(SHIPPED)
KVER ?= $(shell uname -r)
KBASE ?= /lib/modules/$(KVER)
KBUILD_DIR ?= $(KBASE)/build
MDEST_DIR ?= $(KBASE)/kernel/drivers/net/wireless
# Cross compile setup. Tool chain and kernel tree, replace with your own.
CROSS_TOOLS = /path/to/tools
CROSS_KBUILD_DIR = /path/to/kernel/tree
all:
KBUILD_NOPEDANTIC=1 make -C $(KBUILD_DIR) M=`pwd`
cross:
KBUILD_NOPEDANTIC=1 make CROSS_COMPILE=${CROSS_TOOLS} -C $(CROSS_KBUILD_DIR) M=`pwd`
clean:
KBUILD_NOPEDANTIC=1 make -C $(KBUILD_DIR) M=`pwd` clean
install:
install -D -m 755 wl.ko $(MDEST_DIR)
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