openbcm

Git mirror of https://github.com/Broadcom-Network-Switching-Software/OpenBCM
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Make.linux (1963B)

      1 #
      2 # 
      3 # This license is set out in https://raw.githubusercontent.com/Broadcom-Network-Switching-Software/OpenBCM/master/Legal/LICENSE file.
      4 # 
      5 # Copyright 2007-2019 Broadcom Inc. All rights reserved.
      6 # 
      7 # Common make targets for Linux user and kernel builds included by top
      8 # level Linux makefiles
      9 #
     10 # Variables referenced:
     11 #
     12 # LINUX_MAKE_FLAGS
     13 #   Additional flags passed to Make
     14 #
     15 # LINUX_MAKE_USER
     16 #   Defined: user build
     17 #   Undefined: kernel build
     18 #
     19 # LINUX_MAKE_DIR
     20 #   Common makefile location, if it is not ../common
     21 #
     22 #
     23 
     24 export DEST_DIR_SUFFIX :=$(subst $(realpath $(SDK))/systems,,$(realpath $(CURDIR)/$(dir ($(firstword $(MAKEFILE_LIST))))))
     25 
     26 ifeq (,$(kernel_version))
     27 kernel_version=2_4
     28 endif
     29 
     30 ifndef LINUX_MAKE_SHARED_LIB
     31 LINUX_MAKE_SHARED_LIB=0
     32 endif
     33 
     34 ifeq (,$(SHAREDLIBVER))
     35 SHAREDLIBVER=1
     36 endif
     37 
     38 ifndef LINUX_MAKE_DIR
     39 ifdef LINUX_MAKE_USER
     40 LINUX_MAKE_DIR := $(SDK)/systems/linux/user/common
     41 else
     42 LINUX_MAKE_DIR := $(SDK)/systems/linux/kernel/common
     43 endif
     44 endif
     45 
     46 ifdef LINUX_MAKE_USER
     47   CMD = $(LINUX_MAKE_FLAGS) -C $(LINUX_MAKE_DIR) \
     48         platform=$(platform) bldroot_suffix=/$(platform) kernel_version=$(kernel_version) \
     49         LINUX_MAKE_SHARED_LIB=$(LINUX_MAKE_SHARED_LIB) SHAREDLIBVER=$(SHAREDLIBVER)
     50 else
     51   export LINUX_MAKE_KERNEL := 1
     52   CMD = $(LINUX_MAKE_FLAGS) -C $(LINUX_MAKE_DIR) \
     53         platform=$(platform) kernel_version=$(kernel_version)
     54 endif
     55 
     56 ifneq (,$(MIPS_TOOLS_DIR))
     57   CMD += MIPS_TOOLS_DIR=$(MIPS_TOOLS_DIR)
     58 endif
     59 
     60 ifneq (,$(MIPS_CROSS_COMPILE))
     61   CMD += MIPS_CROSS_COMPILE=$(MIPS_CROSS_COMPILE)
     62 endif
     63 
     64 ifneq (,$(LINUX_INCLUDE))
     65   CMD += LINUX_INCLUDE=$(LINUX_INCLUDE)
     66 endif
     67 
     68 # gmake does not understand $(CMD) to be a submake
     69 # options are to +$(CMD) or $(MAKE) $(CMD)
     70 # trying the latter
     71 build:
     72 	$(MAKE) $(CMD)
     73 
     74 DELIVER clean C_COMPILER CXX_COMPILER variable mod bcm user:
     75 	$(MAKE) $(CMD) $@
     76 
     77 clean_d: clean
     78 
     79 distclean:
     80 	$(MAKE) $(CMD) $@
     81         
     82 .PHONY: build clean distclean clean_d DELIVER variable mod bcm user
     83