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f518cd150c
git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@3277 d57e44dd-8a1f-0410-8b47-8ef2f437770f
103 lines
4.8 KiB
Makefile
103 lines
4.8 KiB
Makefile
#
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# Makefile for ib_srpt.ko.
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#
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SCST_DIR := $(shell pwd)/../scst/src
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SUBDIRS := $(shell pwd)
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ifeq ($(KVER),)
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ifeq ($(KDIR),)
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KVER = $(shell uname -r)
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KDIR ?= /lib/modules/$(KVER)/build
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else
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KVER = $$KERNELRELEASE
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endif
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else
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KDIR ?= /lib/modules/$(KVER)/build
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endif
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# The file Modules.symvers has been renamed in the 2.6.18 kernel to
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# Module.symvers. Find out which name to use by looking in $(KDIR).
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MODULE_SYMVERS:=$(shell if [ -e $(KDIR)/Module.symvers ]; then \
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echo Module.symvers; else echo Modules.symvers; fi)
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# Whether or not the OFED kernel modules have been installed.
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OFED_KERNEL_IB_RPM_INSTALLED:=$(shell if rpm -q kernel-ib 2>/dev/null | grep -q $$(uname -r | sed 's/-/_/g'); then echo true; else echo false; fi)
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# Whether or not the OFED kernel-ib-devel RPM has been installed.
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OFED_KERNEL_IB_DEVEL_RPM_INSTALLED:=$(shell if rpm -q kernel-ib-devel 2>/dev/null | grep -q $$(uname -r | sed 's/-/_/g'); then echo true; else echo false; fi)
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ifeq ($(OFED_KERNEL_IB_DEVEL_RPM_INSTALLED),true)
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# Read OFED's config.mk, which contains the definition of the variable
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# BACKPORT_INCLUDES.
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include /usr/src/ofa_kernel/config.mk
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endif
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OFED_CFLAGS:=$(shell if $(OFED_KERNEL_IB_DEVEL_RPM_INSTALLED); then echo $(BACKPORT_INCLUDES) -I/usr/src/ofa_kernel/include; fi)
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# Path of the OFED ib_srpt.ko kernel module.
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OFED_SRPT_PATH:=/lib/modules/$(KVER)/updates/kernel/drivers/infiniband/ulp/srpt/ib_srpt.ko
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# Whether or not the OFED ib_srpt.ko kernel module has been installed.
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OFED_SRPT_INSTALLED:=$(shell if [ -e $(OFED_SRPT_PATH) ]; then echo true; else echo false; fi)
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all: src/$(MODULE_SYMVERS)
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$(MAKE) -C $(KDIR) SUBDIRS=$(shell pwd)/src \
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PRE_CFLAGS="$(OFED_CFLAGS)" modules
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install: all src/ib_srpt.ko
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@eval `sed -n 's/#define UTS_RELEASE /KERNELRELEASE=/p' $(KDIR)/include/linux/version.h $(KDIR)/include/linux/utsrelease.h 2>/dev/null`; \
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install -vD -m 644 src/ib_srpt.ko \
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$(DESTDIR)$(INSTALL_MOD_PATH)/lib/modules/$(KVER)/extra/ib_srpt.ko
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-/sbin/depmod -aq $(KVER)
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src/Module.symvers src/Modules.symvers: $(SCST_DIR)/$(MODULE_SYMVERS)
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@if $(OFED_KERNEL_IB_RPM_INSTALLED); then \
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if ! $(OFED_KERNEL_IB_DEVEL_RPM_INSTALLED); then \
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echo "Error: the OFED package kernel-ib-devel has not yet been" \
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"installed."; \
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false; \
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elif [ -e /lib/modules/$(KVER)/kernel/drivers/infiniband ]; then \
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echo "Error: the distro-provided InfiniBand kernel drivers" \
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"must be removed first."; \
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false; \
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elif $(OFED_SRPT_INSTALLED); then \
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echo "Error: OFED has been built with srpt=y in ofed.conf."; \
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echo "Rebuild OFED with srpt=n."; \
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false; \
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elif [ -e $(KDIR)/scripts/Makefile.lib ] \
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&& ! grep -wq '^c_flags .*PRE_CFLAGS' \
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$(KDIR)/scripts/Makefile.lib \
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&& ! grep -wq '^LINUXINCLUDE .*PRE_CFLAGS' \
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$(KDIR)/Makefile; then \
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echo "Error: the kernel build system has not yet been patched.";\
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false; \
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else \
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echo " Building against OFED InfiniBand kernel headers."; \
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( \
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grep -v drivers/infiniband/ $<; \
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cat /usr/src/ofa_kernel/Module.symvers \
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) >$@; \
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fi \
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else \
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if $(OFED_KERNEL_IB_DEVEL_RPM_INSTALLED); then \
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echo "Error: the OFED package kernel-ib has not yet been" \
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"installed."; \
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false; \
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else \
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echo " Building against non-OFED InfiniBand kernel headers."; \
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cp $< $@; \
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fi; \
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fi
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clean:
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$(MAKE) -C $(KDIR) SUBDIRS=$(shell pwd)/src clean
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rm -f src/Modules.symvers src/Module.symvers src/Module.markers \
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src/modules.order
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extraclean: clean
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rm -f *.orig *.rej
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.PHONY: all install clean extraclean
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