#
#
# Note: This Makefile is for 2.6 kernel, non-raid only, at present.
#
# V0.0.0.2 Ver.Make for kbuild

# default to build for the running kernel
ifeq ("x", "x$(KERNEL_SRC)")
	KERNEL_SRC=/lib/modules/$(shell uname -r)/build
endif

# use KERNEL_SRC if not called by our driver disk maker
ifeq ("x", "x$(KERNEL_SOURCE_DIR)")
        KERNEL_SRC_DIR=$(KERNEL_SRC)
else
	KERNEL_SRC_DIR=$(KERNEL_SOURCE_DIR)
endif

ifeq ("x", "x$(KERNEL_BUILD_DIR)")
	KERNEL_BLD_DIR=$(KERNEL_SRC_DIR)
else
        KERNEL_BLD_DIR=$(KERNEL_BUILD_DIR)
endif
src=$(KERNEL_SRC)/drivers/scsi/mv
include $(src)/mv_conf.mk

ifeq ("xy", "x$(RAID_MODULE)")
	LIB_TYPE=_raid_
endif

# KERNEL_VER := $(shell cat $(KERNEL_BLD_SRC)/include/linux/version.h | grep UTS_RELEASE | cut -c22-24 | head -n 1)

# we may build for 32bit kernel on a 64bit system
CONFIG_64BIT=$(shell [ -f $(KERNEL_BLD_DIR)/.config ] && cat $(KERNEL_BLD_DIR)/.config | grep -m 1 CONFIG_64BIT | awk -F= '{print $$2}')
CONFIG_REGPARM=$(shell [ -f $(KERNEL_BLD_DIR)/.config ] && cat $(KERNEL_BLD_DIR)/.config | grep -m 1 CONFIG_REGPARM | awk -F= '{print $$2}')
CONFIG_SUSE_KERNEL=$(shell [ -f $(KERNEL_BLD_DIR)/.config ] && cat $(KERNEL_BLD_DIR)/.config | grep -m 1 CONFIG_SUSE_KERNEL | awk -F= '{print $$2}')

ifeq ($(ARCH), )
ifeq ($(strip $(CONFIG_64BIT)),y)
	ARCH_TYPE=x86_64
	RAID_LIB_NAME=libmv$(LIB_TYPE)64
else	
	ARCH_TYPE=i386 
	ifeq ($(strip $(CONFIG_REGPARM)),y)
		RAID_LIB_NAME=libmv$(LIB_TYPE)32
	else
		RAID_LIB_NAME=libmv$(LIB_TYPE)32_noregparm
	endif
endif
else
	ARCH_TYPE=$(ARCH)
endif

MV_CC     =  $(CROSS_COMPILE)$(CC)
MV_LD     =  $(CROSS_COMPILE)$(LD)

export LD_LIBRARY_PATH

odin_objs_$(SUPPORT_ODIN)   := core/odin/core_exp.o   core/odin/core_init.o   \
		               core/odin/core_ibcd.o  core/odin/core_adpt.o   \
		               core/odin/core_spi.o    \
		               core/odin/core_ses.o   core/odin/core_xor.o    \
		               core/odin/core_api.o   core/odin/scsi2sata.o   \
		               core/odin/core_i2c.o                           \
		               core/odin/ata2scsi.o   core/odin/core_helper.o \
			       core/odin/core_extern.o core/odin/core_swxor.o  \

thor_objs_$(SUPPORT_THOR)   := core/thor/core_exp.o core/thor/core_init.o\
		   core/thor/core_api.o core/thor/core_xor.o\
		   core/thor/scsi2sata.o core/thor/core_swxor.o

CORE_OBJS       :=  $(odin_objs_y) $(thor_objs_y) 

COMM_OBJS       := lib/common/com_util.o lib/common/com_u64.o             \
		   lib/common/com_scsi.o lib/common/com_tag.o             \
		   lib/common/com_sgd.o  lib/common/com_nvram.o

OSDEP_OBJS      := linux/linux_main.o    linux/hba_exp.o          \
		   linux/hba_mod.o       linux/hba_timer.o        \
		   linux/oss_wrapper.o   linux/linux_iface.o      \
	           linux/res_mgmt.o 	

LIBMV_OBJS	:= $(CORE_OBJS) $(COMM_OBJS) 

HBA_OBJS        := $(OSDEP_OBJS) $(LIBMV_OBJS)

INCLUDE_DIR     = -I$(KERNEL_BLD_DIR)/include                          \
		  -I$(KERNEL_BLD_DIR)/include/scsi                     \
		  -I$(KERNEL_BLD_DIR)/drivers/scsi                     \
	 	  -I$(KERNEL_SRC_DIR)/include                          \
	 	  -I$(KERNEL_SRC_DIR)/include/scsi                     \
	 	  -I$(KERNEL_SRC_DIR)/drivers/scsi


ifeq ($(SUPPORT_ODIN), y)
obj-$(CONFIG_SCSI_MV_64xx)      :=   mv64xx.o
mv64xx-objs   :=   $(HBA_OBJS) 
endif

ifeq ($(SUPPORT_THOR), y)
obj-$(CONFIG_SCSI_MV_61xx)      :=   mv61xx.o
mv61xx-objs   :=   $(HBA_OBJS) 
endif

clean-files   +=   Modules.symvers
clean-files   +=   Module.symvers
EXTRA_CFLAGS  :=   -I$(src)/include    -I$(src)/core            \
		   -I$(src)/raid       -I$(src)/.               \
		   -I$(src)/linux  -I$(src)/math            \
                   -I$(src)/cache      -I$(src)/include/generic \
		   -I$(src)/include/icommon

EXTRA_CFLAGS  +=   -D__MV_LINUX__ $(INCLUDE_DIR)

ifeq ($(CONFIG_64BIT), y)
EXTRA_CFLAGS  +=   -D_64_SYS_
EXTRA_CFLAGS  +=   -D_64_BIT_COMPILER
else
EXTRA_CFLAGS  +=   -D_32_LEGACY_
endif
ifeq ($(CONFIG_SUSE_KERNEL), y)
EXTRA_CFLAGS  += -DIS_OPENSUSE_SLED_SLES=1
else
EXTRA_CFLAGS  += -DIS_OPENSUSE_SLED_SLES=0
endif

EXTRA_CFLAGS  +=   -include $(src)/mv_config.h

ifeq ($(RAID_MODULE), y)
EXTRA_CFLAGS  +=   -DRAID_DRIVER=1
endif

ifeq ($(RAID6_MODULE), y)
EXTRA_CFLAGS  +=   -DSUPPORT_RAID6=1
endif

ifeq ($(CACHE_MODULE), y)
EXTRA_CFLAGS  +=   -DCACHE_MODULE_SUPPORT=1
endif

ifeq ($(SUPPORT_ODIN), y)
EXTRA_CFLAGS  +=   -I$(src)/core/odin -DPRODUCTNAME_ODIN
endif

ifeq ($(SUPPORT_THOR), y)
EXTRA_CFLAGS  +=   -I$(src)/core/thor -DPRODUCTNAME_THOR
endif


EXTRA_CFLAGS  += #-D__MV_DEBUG__  
EXTRA_CFLAGS  += -Wno-unused-variable  -Wno-pointer-arith
EXTRA_CFLAGS  +=   -D__LEGACY_OSSW__=1