From 0ee556a6888921aa9deac891bab1104f2a6e2913 Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Mon, 24 Sep 2018 06:46:51 +0200 Subject: [PATCH] Makefile: always use weak assignment for KSRC With a weak-assignment of KSRC the module will be enabled to support cross- building it for different Kernel Versions on a build machine. The change enabled me to cross-compile this module for the VyOS 4.18.8 Kernel by simply invoking: $ KSRC=/home/cpo/vyos-build/packages/vyos-kernel make --- Makefile | 44 ++++++++++++++++++++++---------------------- 1 file changed, 22 insertions(+), 22 deletions(-) diff --git a/Makefile b/Makefile index fc7fd5e..870ae2e 100644 --- a/Makefile +++ b/Makefile @@ -654,7 +654,7 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/) ARCH ?= $(SUBARCH) CROSS_COMPILE ?= KVER ?= $(shell uname -r) -KSRC := /lib/modules/$(KVER)/build +KSRC ?= /lib/modules/$(KVER)/build MODDESTDIR := /lib/modules/$(KVER)/kernel/drivers/net/wireless/ INSTALL_PREFIX := endif @@ -666,15 +666,15 @@ ARCH := $(R_ARCH) #CROSS_COMPILE := arm-none-linux-gnueabi- CROSS_COMPILE := $(R_CROSS_COMPILE) KVER := 3.4.0 -#KSRC := ../../../../build/out/kernel -KSRC := $(KERNEL_BUILD_PATH) +#KSRC ?= ../../../../build/out/kernel +KSRC ?= $(KERNEL_BUILD_PATH) MODULE_NAME :=wlan endif ifeq ($(CONFIG_PLATFORM_TI_AM3517), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_SHUTTLE CROSS_COMPILE := arm-eabi- -KSRC := $(shell pwd)/../../../Android/kernel +KSRC ?= $(shell pwd)/../../../Android/kernel ARCH := arm endif @@ -683,7 +683,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MSTAR_TITANIA12 ARCH:=mips CROSS_COMPILE:= /usr/src/Mstar_kernel/mips-4.3/bin/mips-linux-gnu- KVER := 2.6.28.9 -KSRC := /usr/src/Mstar_kernel/2.6.28.9/ +KSRC ?= /usr/src/Mstar_kernel/2.6.28.9/ endif ifeq ($(CONFIG_PLATFORM_ANDROID_X86), y) @@ -691,7 +691,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN SUBARCH := $(shell uname -m | sed -e s/i.86/i386/) ARCH := $(SUBARCH) CROSS_COMPILE := /media/DATA-2/android-x86/ics-x86_20120130/prebuilt/linux-x86/toolchain/i686-unknown-linux-gnu-4.2.1/bin/i686-unknown-linux-gnu- -KSRC := /media/DATA-2/android-x86/ics-x86_20120130/out/target/product/generic_x86/obj/kernel +KSRC ?= /media/DATA-2/android-x86/ics-x86_20120130/out/target/product/generic_x86/obj/kernel MODULE_NAME :=wlan endif @@ -703,7 +703,7 @@ EXTRA_CFLAGS += -DCONFIG_P2P_IPS SUBARCH := $(shell uname -m | sed -e s/i.86/i386/) ARCH := $(SUBARCH) CROSS_COMPILE := /home/android_sdk/android-x86_JB/prebuilts/gcc/linux-x86/x86/i686-linux-android-4.7/bin/i686-linux-android- -KSRC := /home/android_sdk/android-x86_JB/out/target/product/x86/obj/kernel/ +KSRC ?= /home/android_sdk/android-x86_JB/out/target/product/x86/obj/kernel/ MODULE_NAME :=wlan endif @@ -720,7 +720,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN ARCH := arm CROSS_COMPILE := arm-linux- KVER := 2.6.24.7_$(ARCH) -KSRC := /usr/src/kernels/linux-$(KVER) +KSRC ?= /usr/src/kernels/linux-$(KVER) endif ifeq ($(CONFIG_PLATFORM_ARM_S3C6K4), y) @@ -776,7 +776,7 @@ ifeq ($(CONFIG_PLATFORM_MIPS_AR9132), y) EXTRA_CFLAGS += -DCONFIG_BIG_ENDIAN ARCH := mips CROSS_COMPILE := mips-openwrt-linux- -KSRC := /home/alex/test_openwrt/tmp/linux-2.6.30.9 +KSRC ?= /home/alex/test_openwrt/tmp/linux-2.6.30.9 endif ifeq ($(CONFIG_PLATFORM_DMP_PHILIPS), y) @@ -825,7 +825,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ACTIONS_ATJ227X ARCH := mips CROSS_COMPILE := /home/cnsd4/project/actions/tools-2.6.27/bin/mipsel-linux-gnu- KVER := 2.6.27 -KSRC := /home/cnsd4/project/actions/linux-2.6.27.28 +KSRC ?= /home/cnsd4/project/actions/linux-2.6.27.28 endif ifeq ($(CONFIG_PLATFORM_TI_DM365), y) @@ -833,7 +833,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_TI_DM365 ARCH := arm CROSS_COMPILE := /home/cnsd4/Appro/mv_pro_5.0/montavista/pro/devkit/arm/v5t_le/bin/arm_v5t_le- KVER := 2.6.18 -KSRC := /home/cnsd4/Appro/mv_pro_5.0/montavista/pro/devkit/lsp/ti-davinci/linux-dm365 +KSRC ?= /home/cnsd4/Appro/mv_pro_5.0/montavista/pro/devkit/lsp/ti-davinci/linux-dm365 endif ifeq ($(CONFIG_PLATFORM_TEGRA3_CARDHU), y) @@ -845,7 +845,7 @@ EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT EXTRA_CFLAGS += -DCONFIG_P2P_IPS ARCH := arm CROSS_COMPILE := /home/android_sdk/nvidia/tegra-16r3-partner-android-4.1_20120723/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi- -KSRC := /home/android_sdk/nvidia/tegra-16r3-partner-android-4.1_20120723/out/target/product/cardhu/obj/KERNEL +KSRC ?= /home/android_sdk/nvidia/tegra-16r3-partner-android-4.1_20120723/out/target/product/cardhu/obj/KERNEL MODULE_NAME := wlan endif @@ -858,7 +858,7 @@ EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT EXTRA_CFLAGS += -DCONFIG_P2P_IPS ARCH := arm CROSS_COMPILE := /home/android_sdk/nvidia/tegra-17r9-partner-android-4.2-dalmore_20130131/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi- -KSRC := /home/android_sdk/nvidia/tegra-17r9-partner-android-4.2-dalmore_20130131/out/target/product/dalmore/obj/KERNEL +KSRC ?= /home/android_sdk/nvidia/tegra-17r9-partner-android-4.2-dalmore_20130131/out/target/product/dalmore/obj/KERNEL MODULE_NAME := wlan endif @@ -866,7 +866,7 @@ ifeq ($(CONFIG_PLATFORM_ARM_TCC8900), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN ARCH := arm CROSS_COMPILE := /home/android_sdk/Telechips/SDK_2304_20110613/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi- -KSRC := /home/android_sdk/Telechips/SDK_2304_20110613/kernel +KSRC ?= /home/android_sdk/Telechips/SDK_2304_20110613/kernel MODULE_NAME := wlan endif @@ -874,7 +874,7 @@ ifeq ($(CONFIG_PLATFORM_ARM_TCC8920), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN ARCH := arm CROSS_COMPILE := /home/android_sdk/Telechips/v12.06_r1-tcc-android-4.0.4/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi- -KSRC := /home/android_sdk/Telechips/v12.06_r1-tcc-android-4.0.4/kernel +KSRC ?= /home/android_sdk/Telechips/v12.06_r1-tcc-android-4.0.4/kernel MODULE_NAME := wlan endif @@ -886,7 +886,7 @@ EXTRA_CFLAGS += -DCONFIG_IOCTL_CFG80211 -DRTW_USE_CFG80211_STA_EVENT EXTRA_CFLAGS += -DCONFIG_P2P_IPS ARCH := arm CROSS_COMPILE := /home/android_sdk/Telechips/v13.03_r1-tcc-android-4.2.2_ds_patched/prebuilts/gcc/linux-x86/arm/arm-eabi-4.6/bin/arm-eabi- -KSRC := /home/android_sdk/Telechips/v13.03_r1-tcc-android-4.2.2_ds_patched/kernel +KSRC ?= /home/android_sdk/Telechips/v13.03_r1-tcc-android-4.2.2_ds_patched/kernel MODULE_NAME := wlan endif @@ -894,7 +894,7 @@ ifeq ($(CONFIG_PLATFORM_ARM_RK2818), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_ANDROID -DCONFIG_PLATFORM_ROCKCHIPS -DCONFIG_MINIMAL_MEMORY_USAGE ARCH := arm CROSS_COMPILE := /usr/src/release_fae_version/toolchain/arm-eabi-4.4.0/bin/arm-eabi- -KSRC := /usr/src/release_fae_version/kernel25_A7_281x +KSRC ?= /usr/src/release_fae_version/kernel25_A7_281x MODULE_NAME := wlan endif @@ -902,7 +902,7 @@ ifeq ($(CONFIG_PLATFORM_ARM_URBETTER), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE ARCH := arm CROSS_COMPILE := /media/DATA-1/urbetter/arm-2009q3/bin/arm-none-linux-gnueabi- -KSRC := /media/DATA-1/urbetter/ics-urbetter/kernel +KSRC ?= /media/DATA-1/urbetter/ics-urbetter/kernel MODULE_NAME := wlan endif @@ -910,9 +910,9 @@ ifeq ($(CONFIG_PLATFORM_ARM_TI_PANDA), y) EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN #-DCONFIG_MINIMAL_MEMORY_USAGE ARCH := arm #CROSS_COMPILE := /media/DATA-1/aosp/ics-aosp_20111227/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi- -#KSRC := /media/DATA-1/aosp/android-omap-panda-3.0_20120104 +#KSRC ?= /media/DATA-1/aosp/android-omap-panda-3.0_20120104 CROSS_COMPILE := /media/DATA-1/android-4.0/prebuilt/linux-x86/toolchain/arm-eabi-4.4.3/bin/arm-eabi- -KSRC := /media/DATA-1/android-4.0/panda_kernel/omap +KSRC ?= /media/DATA-1/android-4.0/panda_kernel/omap MODULE_NAME := wlan endif @@ -937,7 +937,7 @@ EXTRA_CFLAGS += -DCONFIG_LITTLE_ENDIAN -DCONFIG_PLATFORM_MN10300 ARCH := mn10300 CROSS_COMPILE := mn10300-linux- KVER := 2.6.32.2 -KSRC := /home/winuser/work/Plat_sLD2T_V3010/usr/src/linux-2.6.32.2 +KSRC ?= /home/winuser/work/Plat_sLD2T_V3010/usr/src/linux-2.6.32.2 INSTALL_PREFIX := endif @@ -978,7 +978,7 @@ SUBARCH := $(shell uname -m | sed -e s/ppc/powerpc/) ARCH ?= $(SUBARCH) CROSS_COMPILE ?= KVER ?= $(shell uname -r) -KSRC := /lib/modules/$(KVER)/build +KSRC ?= /lib/modules/$(KVER)/build MODDESTDIR := /lib/modules/$(KVER)/kernel/drivers/net/wireless/ INSTALL_PREFIX := endif