# environment vaiables read:
# BOARD = {ml402, denano, sim}
# WITH_TLB = {n, y}
# ENDIANESS = {eb, el}
# DEBUGGER = {gdb, mips, rom}

BOARD ?= ml402
WITH_TLB ?= n
ENDIANESS ?= eb
DEBUGGER ?= mips

DEFINES := -D$(BOARD)
CCFLAGS := -fno-rtti -fno-use-cxa-atexit -fno-threadsafe-statics
CFLAGS := -fno-exceptions -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -nostartfiles

CFLAGS_TLB-y := -DSYS_IO_BASE=0xAC000000 -DSDRAM_BASE=0x80000000 -DFLASH_BASE_IO=0xA4000000 -DFLASH_BASE_MEM=0x88000000
CFLAGS_TLB-n := -DSYS_IO_BASE=0xA0000000 -DSDRAM_BASE=0x40000000 -DFLASH_BASE_IO=0xA4000000 -DFLASH_BASE_MEM=0x00000000

ENDIAN_FLAGS-eb := -EB
ENDIAN_FLAGS-el := -EL
ENDIAN_FLAGS := $(ENDIAN_FLAGS-$(ENDIANESS))

CFLAGS += $(CFLAGS_TLB-$(WITH_TLB))
CFLAGS += $(ENDIAN_FLAGS)
CFLAGS += -msoft-float -march=r3000
CFLAGS += $(CFLAGS-$(BOARD))

FLASHGEN_TLB-y := flashgen_tlb
FLASHGEN_TLB-n := flashgen
PACKHEX := packhex

AS=mips-elf-as
AR=mips-elf-ar
CC=mips-elf-gcc
LD=mips-elf-gcc
OBJDUMP=mips-elf-objdump
OBJCOPY=mips-elf-objcopy
FLASHGEN=$(FLASHGEN_TLB-$(WITH_TLB))