# SPDX-FileCopyrightText: Copyright (c) 2021-2022 KUNLUNXIN CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: MIT
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
ifeq ($(DEBUG),y)
  DEBFLAGS = -O -g -DMEMALLOC_DEBUG
else
  DEBFLAGS = -O2
endif

# base address and size (MB) for linear memory allocation
#HLINA_START := 0x02000000
#HLINA_START := 0x08000000
#HLINA_START := 0xc8100000
HLINA_START := 0xB0100000
#HLINA_SIZE  := 96
#HLINA_SIZE  := 256
HLINA_SIZE  := 250 

EXTRA_CFLAGS += $(DEBFLAGS)
EXTRA_CFLAGS += -DHLINA_START_ADDRESS=$(HLINA_START) -DHLINA_SIZE=$(HLINA_SIZE)

ifneq ($(KERNELRELEASE),)
# recursive call from kernel build system

memalloc-objs :=
obj-m         += memalloc.o

else

KVER := $(shell uname -r)
KDIR := /lib/modules/$(KVER)/build

PWD  := $(shell pwd)

all:
	$(MAKE) -C $(KDIR) M=$(PWD) modules

endif

clean:
	rm -rf *.o *~ core .depend .*.cmd *.ko *.mod.c .tmp_versions
	rm -rf modules.order Module.symvers
