143 lines
5.5 KiB
Makefile
143 lines
5.5 KiB
Makefile
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#
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# Copyright 2017 Broadcom
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License, version 2, as
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# published by the Free Software Foundation (the "GPL").
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License version 2 (GPLv2) for more details.
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#
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# You should have received a copy of the GNU General Public License
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# version 2 (GPLv2) along with this source code.
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#
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# $Id: Makefile.linux-xlr-4_19,v 0.1 Broadcom SDK $
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# $Copyright: (c) 2015 Broadcom Corp.
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# All Rights Reserved.$
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#
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# XLR system make file.
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#
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# Most of this was taken from target x86-smp_generic_64-2_6.
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#
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#############################################################################
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# this segment is custom and not sourced from any existing makefile #
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# (base thanks to http:<slash><slash>confluence.broadcom.com/display/NTSWSW/X86+System) #
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#############################################################################
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# set up a basic feature list. tcl, etc. #
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#ifeq (,$(FEATURE_LIST))
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#FEATURE_LIST = TCL BFD PTP CINT L3 I2C MEM_SCAN EDITLINE BCM_SAL_PROFILE CUSTOMER TEST CHASSIS MSTP RCPU
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#endif
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# some basic path variables for tools and kernel source, etc #
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export XLR_TOOLS_BASE = /projects/ntsw-tools/linux/xlr-419
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TOOLCHAIN_DIR = $(XLR_TOOLS_BASE)/buildroot/host/usr
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KERNDIR = $(XLR_TOOLS_BASE)/kernel/linux
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# set up cross compile prefix, tools dir variables. #
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export CROSS_COMPILE := x86_64-broadcom-linux-gnu-
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export TOOLS_DIR := $(TOOLCHAIN_DIR)/bin
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# architecture. #
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ARCH = x86_64
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TARGET_ARCHITECTURE = x86_64-broadcom-linux-gnu
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# Noisy kernel build
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KBUILD_VERBOSE = 1
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export ARCH KBUILD_VERBOSE
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# set up paths. #
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export LIBRARY_PATH := $(TOOLCHAIN_DIR)/lib:$(TOOLCHAIN_DIR)/lib64:$(LIBRARY_PATH)
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export PATH := $(TOOLCHAIN_DIR)/bin:$(KERNDIR):$(PATH)
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# set up SYSINC path #
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export SYSINC := $(XLR_TOOLS_BASE)/buildroot/host/usr/lib/gcc/$(TARGET_ARCHITECTURE)/5.4.0/include
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# CFLAGS/CFGFLAGS #
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CFLAGS += -DUSE_LINUX_BDE_MMAP=1
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#CFLAGS += -DBDE_LINUX_USE_MSI_INTERRUPT
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CFLAGS += -Wno-error=unused-value
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CFLAGS += -Wno-error=unused-but-set-variable
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CFLAGS += -Wno-error=maybe-uninitialized
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CFLAGS += -Wno-error=cpp
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CFLAGS += -Wno-error=aggressive-loop-optimizations
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CFLAGS += -Wno-error=array-bounds
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CFLAGS += -Wno-error=strict-overflow
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CFLAGS += -L$(TOOLCHAIN_DIR)/lib
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CFLAGS += -L$(TOOLCHAIN_DIR)/lib64
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#CFLAGS += -Wl,--rpath=/lib64 # may need to set rpath and dynamic-linker path here (and possibly in KLFAGS below) in the future, #
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#CFLAGS += -Wl,--dynamic-linker=/lib64/ld-linux-x86-64.so.2 # if we want to build the target executable to be used with shared libs #
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#XLDK-568 fix inline references
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CFGFLAGS += -fgnu89-inline
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# set up KFLAGS appropriately. #
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ifeq (,$(KFLAGS))
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KFLAGS := -L$(TOOLCHAIN_DIR)/lib -L$(TOOLCHAIN_DIR)/lib64 -I$(KERNDIR) -lc -nostdinc -isystem $(SYSINC) -Iinclude -I$(KERNDIR)/arch/x86/include -I$(KERNDIR)/arch/x86/include/generated -I$(KERNDIR)/arch/x86/include/generated/uapi -I$(KERNDIR)/arch/x86/include/uapi -I$(KERNDIR)/include -I$(KERNDIR)/include/generated -I$(KERNDIR)/include/generated/uapi -I$(KERNDIR)/include/uapi -include $(KERNDIR)/include/generated/autoconf.h -D__KERNEL__ -DNDEBUG -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Wno-format-security -fno-delete-null-pointer-checks -O2 -m64 -mtune=generic -mno-red-zone -mcmodel=kernel -funit-at-a-time -maccumulate-outgoing-args -fstack-protector -DCONFIG_AS_CFI=1 -DCONFIG_AS_CFI_SIGNAL_FRAME=1 -pipe -Wno-sign-compare -fno-asynchronous-unwind-tables -Wframe-larger-than=1024 -fno-omit-frame-pointer -Wdeclaration-after-statement -Wno-pointer-sign -fno-dwarf2-cfi-asm -fconserve-stack
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endif
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######################################################################
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# this segment comes from make/Makefile.linux-x86-smp_generic_64-2_6 #
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######################################################################
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CFGFLAGS += -DLONGS_ARE_64BITS
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CFGFLAGS += -DPTRS_ARE_64BITS
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CFGFLAGS += -DSAL_SPL_LOCK_ON_IRQ
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##############################################################
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# This segment comes from make/Makefile.linux-x86-common-2_6 #
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##############################################################
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CFGFLAGS += -DSYS_BE_PIO=0 -DSYS_BE_PACKET=0 -DSYS_BE_OTHER=0
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ENDIAN = LE_HOST=1
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CFGFLAGS += -D$(ENDIAN)
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CFGFLAGS += -DBCM_PLATFORM_STRING=\"X86\"
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CFGFLAGS += -DSAL_BDE_DMA_MEM_DEFAULT=32
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# Extra variables.
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EXTRA_CFLAGS = -D"KBUILD_STR(s)=\#s" $(basename_flags) $(modname_flags)
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comma = ,
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basetarget = $(basename $(notdir $@))
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modname = $(basetarget)
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name-fix = $(subst $(comma),_,$(subst -,_,$1))
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basename_flags = -D"KBUILD_BASENAME=KBUILD_STR($(call name-fix,$(basetarget)))"
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modname_flags = $(if $(filter 1,$(words $(modname))),\
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-D"KBUILD_MODNAME=KBUILD_STR($(call name-fix,$(modname)))")
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ifdef LTSW_CHIPS
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# Ensure we do not use an out-of-date libelf.so
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ELFUTILS_MIN = 158
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ELFUTILS_DIR ?= /projects/ntsw-tools/lib
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# Default open source target build
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OPENSRC_BUILD ?= fed21-x86_64
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# Hardware interface (see $SDKLT/bcma/sys/probe directory)
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SYSTEM_INTERFACE ?= ngbde
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# Turn on direct register access if running on real hardware.
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ifeq (ngbde,$(SYSTEM_INTERFACE))
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LTSW_ADD_CPPFLAGS += -DBCMDRD_CONFIG_MEMMAP_DIRECT=1
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endif
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export SYSTEM_INTERFACE
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endif
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ifneq ($(targetplat),user)
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# By default we exclude -Werror from x86 kernel builds
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BCM_CFLAGS = -Wall
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include ${SDK}/make/Makefile.linux-kernel-2_6
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endif
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