3 # Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
6 # Redistribution and use in source and binary forms, with or without
7 # modification, are permitted provided that the following conditions
10 # * Redistributions of source code must retain the above copyright
11 # notice, this list of conditions and the following disclaimer.
12 # * Redistributions in binary form must reproduce the above copyright
13 # notice, this list of conditions and the following disclaimer in
14 # the documentation and/or other materials provided with the
16 # * Neither the name of Intel Corporation nor the names of its
17 # contributors may be used to endorse or promote products derived
18 # from this software without specific prior written permission.
20 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 # To be included at the beginning of all RTE user Makefiles. This
34 # .mk will define the RTE environment variables by including the
35 # config file of SDK. It also includes the config file from external
40 $(error RTE_SDK is not defined)
42 ifeq ($(wildcard $(RTE_SDK)),)
43 $(error RTE_SDK variable points to an invalid location)
46 # define Q to '@' or not. $(Q) is used to prefix all shell commands to
47 # be executed silently.
50 ifeq ("$(origin V)", "command line")
56 # if we are building SDK, only includes SDK configuration
57 ifneq ($(BUILDING_RTE_SDK),)
58 include $(RTE_OUTPUT)/.config
59 # remove double-quotes from config names
60 RTE_ARCH := $(CONFIG_RTE_ARCH:"%"=%)
61 RTE_MACHINE := $(CONFIG_RTE_MACHINE:"%"=%)
62 RTE_EXEC_ENV := $(CONFIG_RTE_EXEC_ENV:"%"=%)
63 RTE_TOOLCHAIN := $(CONFIG_RTE_TOOLCHAIN:"%"=%)
64 RTE_TARGET := $(RTE_ARCH)-$(RTE_MACHINE)-$(RTE_EXEC_ENV)-$(RTE_TOOLCHAIN)
65 RTE_SDK_BIN := $(RTE_OUTPUT)
66 RTE_BUILD_SHARED_LIB := $(CONFIG_RTE_BUILD_SHARED_LIB:"%"=%)
67 ifeq ($(RTE_BUILD_SHARED_LIB),)
68 RTE_BUILD_SHARED_LIB := n
70 RTE_BUILD_COMBINE_LIBS := $(CONFIG_RTE_BUILD_COMBINE_LIBS:"%"=%)
71 ifeq ($(RTE_BUILD_COMBINE_LIBS),)
72 RTE_BUILD_COMBINE_LIBS := n
76 RTE_LIBNAME := $(CONFIG_RTE_LIBNAME:"%"=%)
77 ifeq ($(RTE_LIBNAME),)
78 RTE_LIBNAME := intel_dpdk
81 # RTE_TARGET is deducted from config when we are building the SDK.
82 # Else, when building an external app, RTE_TARGET must be specified
85 $(error RTE_TARGET is not defined)
88 ifeq ($(BUILDING_RTE_SDK),)
89 # if we are building an external app/lib, include internal/rte.extvars.mk that will
90 # define RTE_OUTPUT, RTE_SRCDIR, RTE_EXTMK, RTE_SDK_BIN, (etc ...)
91 include $(RTE_SDK)/mk/internal/rte.extvars.mk
94 CONFIG_RTE_LIBRTE_E1000_PMD = $(CONFIG_RTE_LIBRTE_IGB_PMD)
95 ifneq ($(CONFIG_RTE_LIBRTE_E1000_PMD),y)
96 CONFIG_RTE_LIBRTE_E1000_PMD = $(CONFIG_RTE_LIBRTE_EM_PMD)
100 $(error RTE_ARCH is not defined)
103 ifeq ($(RTE_MACHINE),)
104 $(error RTE_MACHINE is not defined)
107 ifeq ($(RTE_EXEC_ENV),)
108 $(error RTE_EXEC_ENV is not defined)
111 ifeq ($(RTE_TOOLCHAIN),)
112 $(error RTE_TOOLCHAIN is not defined)
115 # can be overriden by make command line or exported environment variable
116 RTE_KERNELDIR ?= /lib/modules/$(shell uname -r)/build
124 # SRCDIR is the current source directory
126 SRCDIR := $(abspath $(RTE_SRCDIR)/$(S))
128 SRCDIR := $(RTE_SRCDIR)
131 # helper: return y if option is set to y, else return an empty string
132 testopt = $(if $(strip $(subst y,,$(1)) $(subst $(1),,y)),,y)
134 # helper: return an empty string if option is set, else return y
135 not = $(if $(strip $(subst y,,$(1)) $(subst $(1),,y)),,y)
137 ifneq ($(wildcard $(RTE_SDK)/mk/target/$(RTE_TARGET)/rte.vars.mk),)
138 include $(RTE_SDK)/mk/target/$(RTE_TARGET)/rte.vars.mk
140 include $(RTE_SDK)/mk/target/generic/rte.vars.mk