# 
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
# $Id$

include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/kernel.mk

PKG_NAME:=madwifi
PKG_VERSION:=r2351-20070519
PKG_BRANCH:=madwifi-hal-0.9.30.13
PKG_RELEASE:=1

PKG_SOURCE:=$(PKG_BRANCH)-$(PKG_VERSION).tar.gz
PKG_SOURCE_URL:=http://snapshots.madwifi.org/$(PKG_BRANCH)
PKG_MD5SUM:=215b6c66eb1a3c4bcd947f358ade823f
PKG_BUILD_DIR:=$(KERNEL_BUILD_DIR)/$(PKG_BRANCH)-$(PKG_VERSION)

include $(INCLUDE_DIR)/package.mk

RATE_CONTROL:=minstrel

ifeq ($(ARCH),mips)
  HAL_TARGET:=mips-be-elf
endif
ifeq ($(ARCH),mipsel)
  HAL_TARGET:=mips-le-elf
endif
ifeq ($(ARCH),i386)
  HAL_TARGET:=i386-elf
endif
ifeq ($(ARCH),armeb)
  HAL_TARGET:=xscale-be-elf
endif
ifeq ($(ARCH),arm)
  HAL_TARGET:=xscale-le-elf
endif
ifeq ($(ARCH),powerpc)
  HAL_TARGET:=powerpc-be-elf
endif

BUS:=PCI
ifneq ($(CONFIG_LINUX_2_6_ATHEROS),)
  BUS:=AHB
  HAL_TARGET:=ap51
endif
ifneq ($(CONFIG_LINUX_2_6_ARUBA),)
  BUS:=PCI AHB	# no suitable HAL for AHB yet.
endif

BUS_MODULES:=
ifeq ($(findstring AHB,$(BUS)),AHB)
  BUS_MODULES+=$(PKG_BUILD_DIR)/ath/ath_ahb.$(LINUX_KMOD_SUFFIX)
endif
ifeq ($(findstring PCI,$(BUS)),PCI)
  BUS_MODULES+=$(PKG_BUILD_DIR)/ath/ath_pci.$(LINUX_KMOD_SUFFIX)
endif

MADWIFI_AUTOLOAD:= \
	wlan \
	wlan_scan_ap \
	wlan_scan_sta \
	ath_hal \
	ath_rate_$(RATE_CONTROL) \
	wlan_acl \
	wlan_ccmp \
	wlan_tkip \
	wlan_wep \
	wlan_xauth

ifeq ($(findstring AHB,$(BUS)),AHB)
	MADWIFI_AUTOLOAD += ath_ahb
endif
ifeq ($(findstring PCI,$(BUS)),PCI)
	MADWIFI_AUTOLOAD += ath_pci
endif

define KernelPackage/madwifi
  SUBMENU:=Wireless Drivers
  TITLE:=Driver for Atheros wireless chipsets
  DEPENDS:=+wireless-tools
  DESCRIPTION:=\
	This package contains a driver for Atheros 802.11a/b/g chipsets.
  URL:=http://madwifi.org/
  VERSION:=$(LINUX_VERSION)+$(PKG_VERSION)-$(BOARD)-$(PKG_RELEASE)
  FILES:= \
		$(PKG_BUILD_DIR)/ath_hal/ath_hal.$(LINUX_KMOD_SUFFIX) \
		$(BUS_MODULES) \
		$(PKG_BUILD_DIR)/ath_rate/$(RATE_CONTROL)/ath_rate_$(RATE_CONTROL).$(LINUX_KMOD_SUFFIX) \
		$(PKG_BUILD_DIR)/net80211/wlan*.$(LINUX_KMOD_SUFFIX)
  AUTOLOAD:=$(call AutoLoad,50,$(MADWIFI_AUTOLOAD))
endef

MADWIFI_MAKEOPTS= -C $(PKG_BUILD_DIR) \
		PATH="$(TARGET_PATH)" \
		ARCH="$(LINUX_KARCH)" \
		CROSS_COMPILE="$(TARGET_CROSS)" \
		TARGET="$(HAL_TARGET)" \
		TOOLPREFIX="$(KERNEL_CROSS)" \
		TOOLPATH="$(KERNEL_CROSS)" \
		KERNELPATH="$(LINUX_DIR)" \
		LDOPTS="--no-warn-mismatch " \
		ATH_RATE="ath_rate/$(RATE_CONTROL)" \
		WARNINGS="" \
		DOMULTI=1

ifeq ($(findstring AHB,$(BUS)),AHB)
  define Build/Compile/ahb
	COPTS="-DCONFIG_ATHEROS_RATE_DEFAULT='\"$(RATE_CONTROL)\"'" $(MAKE) $(MADWIFI_MAKEOPTS) BUS="AHB" modules
  endef
endif

ifeq ($(findstring PCI,$(BUS)),PCI)
  define Build/Compile/pci
	COPTS="-DCONFIG_ATHEROS_RATE_DEFAULT='\"$(RATE_CONTROL)\"'" $(MAKE) $(MADWIFI_MAKEOPTS) BUS="PCI" modules
  endef
endif

define Build/Configure
	$(SED) 's,-E[LB] ,,g' $(PKG_BUILD_DIR)/hal/public/*.inc
endef

define Build/Compile
	$(call Build/Compile/ahb)
	$(call Build/Compile/pci)
	$(MAKE) $(MADWIFI_MAKEOPTS) \
		CFLAGS="$(TARGET_CFLAGS)" \
		tools
endef

define Build/InstallDev
	mkdir -p $(STAGING_DIR)/usr/include/madwifi
	$(CP) $(PKG_BUILD_DIR)/include $(STAGING_DIR)/usr/include/madwifi/
	mkdir -p $(STAGING_DIR)/usr/include/madwifi/net80211
	$(CP) $(PKG_BUILD_DIR)/net80211/*.h $(STAGING_DIR)/usr/include/madwifi/net80211/
endef

define Build/UninstallDev
	rm -rf	$(STAGING_DIR)/usr/include/madwifi
endef

define KernelPackage/madwifi/install
	$(INSTALL_DIR) $(1)/lib/wifi
	$(INSTALL_DATA) ./files/lib/wifi/madwifi.sh $(1)/lib/wifi
	$(INSTALL_DIR) $(1)/usr/sbin
	$(CP) $(PKG_BUILD_DIR)/tools/{madwifi_multi,80211stats,athchans,athctrl,athkey,athstats,wlanconfig} $(1)/usr/sbin/
endef

$(eval $(call KernelPackage,madwifi))