sonic-buildimage/platform/broadcom/saibcm-modules/make/Makefile.linux-kernel-2_6

156 lines
4.2 KiB
Makefile

#
# Copyright 2007-2020 Broadcom Inc. All rights reserved.
#
# Permission is granted to use, copy, modify and/or distribute this
# software under either one of the licenses below.
#
# License Option 1: GPL
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License, version 2, as
# published by the Free Software Foundation (the "GPL").
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License version 2 (GPLv2) for more details.
#
# You should have received a copy of the GNU General Public License
# version 2 (GPLv2) along with this source code.
#
#
# License Option 2: Broadcom Open Network Switch APIs (OpenNSA) license
#
# This software is governed by the Broadcom Open Network Switch APIs license:
# https://www.broadcom.com/products/ethernet-connectivity/software/opennsa
#
# $Id: Makefile.linux-kernel-2_6,v 1.40 Broadcom SDK $
# $Copyright: (c) 2005 Broadcom Corp.
# All Rights Reserved.$
# Configuration Flags
# Filter out features that cannot or should not be supported in kernel mode
_FEATURE_EXCLUDE_LIST += EDITLINE TCL OOB_RCPU CINT APIMODE DUNE_UI C_UNIT
FEATURE_EXCLUDE_LIST = $(sort $(_FEATURE_EXCLUDE_LIST))
# Tools
# Conditionally Replaces DEFAULT var
ifeq ($(origin CC),default)
CC = $(LSRUN) $(CROSS_COMPILE)gcc
else
# If using CLANG then revert the CC to default gcc tool
ifeq ($(USE_CLANG),1)
CC = $(LSRUN) $(CROSS_COMPILE)gcc
endif
endif
ifeq ($(origin CXX),default)
CXX = $(CROSS_COMPILE)g++
endif
ifeq ($(origin LD),default)
LD = $(CROSS_COMPILE)ld
endif
ifeq ($(origin AR),default)
AR = $(CROSS_COMPILE)ar
endif
ifeq ($(origin AS),default)
AS = $(CROSS_COMPILE)as
endif
ifeq ($(origin ARFLAGS),default)
ARFLAGS = -rc
endif
STRIP = $(CROSS_COMPILE)strip
RANLIB = $(CROSS_COMPILE)ranlib
OBJCOPY = $(CROSS_COMPILE)objcopy
NM = $(CROSS_COMPILE)nm
# Handle differences between gcc 2.x and gcc 3.x
gcc-tune-flag = $(shell if ${CC} -dumpspecs | grep mcpu >/dev/null; then echo cpu; else echo tune; fi)
# Configuration Variables
# OSType Defines: This defines the type of RTOS or microkernel which you
# are compiling the SAL (and its associated driver) for. New platforms
# can be created by porting the routines (system.c) to your platform and
# adding the define in this Makefile.
OSTYPE = LINUX
#
# ORIGIN is used to Optionally select different CFLAGS. It is used to import
# source from other vendors. If SOURCE=Broadcom, then the BCM_ flags are added
# to those passed to the compiler. If SOURCE != Broadcom, BCM_ flags are NOT
# added.
#
# Default specifies Broadcom
#
ifndef ORIGIN
ORIGIN = Broadcom
endif
#
# STD_{C|CPP|CXX}FLAGS - Standard flags used by ALL compilations
# BCM_{C|CPP|CXX}FLAGS - Flags used for Broadcom source files
# OPT_{C|CPP|CXX}FLAGS - Defined in local make files BEFORE inclusion of
# this Makefile, to define local "Extra" flags.
#
ifdef IPROC_BUILD
CFGFLAGS += -I$(SDK)/systems/linux/kernel/modules/include \
-I$(SDK)/systems/bde/linux/include \
-I$(LINUX_INCLUDE) \
-I$(KERNDIR)/arch/$(ARCH)
else
CFGFLAGS += -I$(SDK)/systems/linux/kernel/modules/include \
-I$(SDK)/systems/bde/linux/include \
-I$(LINUX_INCLUDE) \
-I$(LINUX_INCLUDE)/asm/gcc \
-I$(LINUX_INCLUDE)/asm/mach-generic \
-I$(KERNDIR)/arch/$(ARCH)
endif
CFGFLAGS += -DNO_FILEIO -DNO_CTRL_C -DNO_MEMTUNE
CFGFLAGS += -D$(OSTYPE)
# No user sal for the linux kernel
# NO_SAL_APPL=1
STD_CFLAGS = $(KFLAGS) $(CFGFLAGS)
STD_CPPFLAGS = ${STD_CFLAGS}
STD_CXXFLAGS = ${STD_CFLAGS}
ifndef BCM_CFLAGS
BCM_CFLAGS = -Wall -Werror
endif
BCM_CPPFLAGS = ${BCM_CFLAGS}
BCM_CXXFLAGS = ${BCM_CFLAGS}
ifeq (${ORIGIN}, Broadcom)
CFLAGS += ${STD_CFLAGS} ${BCM_CFLAGS} ${OPT_CFLAGS}
CPPFLAGS += ${STD_CPPFLAGS} ${BCM_CPPFLAGS} ${OPT_CPPFLAGS}
CXXFLAGS += ${STD_CXXFLAGS} ${BCM_CXXFLAGS} ${OPT_CXXFLAGS}
else
CFLAGS += ${STD_CFLAGS} ${OPT_CFLAGS}
CPPFLAGS += ${STD_CPPFLAGS} ${OPT_CPPFLAGS}
CXXFLAGS += ${STD_CXXFLAGS} ${OPT_CXXFLAGS}
endif
#
# Ignore pedantic flag for kernel modules
#
ifdef DEBUG_PEDANTIC
DEBUG_PEDANTIC = FALSE
endif