# environment vaiables read:
# BOARD = {ml402, denano}
# TLB = {no, yes}
# ENDIANESS = {eb, el}
# DEBUGGER = {gdb, mips, rom}

ifeq ($(TLB),yes)
  SPECNAME=specs_tlb
else
  SPECNAME=specs
endif

ifeq ($(ENDIANESS),eb)
  ENDIAN_FLAGS=-EB
else
  ENDIAN_FLAGS=-EL
endif
		  
BUILD_DIR=build/$(BOARD)/$(ENDIANESS)
LSYS_BUILD_DIR=libsys/build/$(BOARD)/$(ENDIANESS)

CFLAGS :=$(ENDIAN_FLAGS) -ffunction-sections -fdata-sections -Wl,--gc-sections -G 0 -T $(MIPS_HOME)/link/ram.ld -g -msoft-float -O2 -march=r3000 -I. -Ilibsys -Ilibsys/boards/$(BOARD) -L$(LSYS_BUILD_DIR) -Wl,-M
ifeq ($(TLB),yes)
  CFLAGS+=-DSYS_IO_BASE=0xAC000000 -DSDRAM_BASE=0x80000000 -DFLASH_BASE_IO=0xA4000000 -DFLASH_BASE_MEM=0x88000000
else
  CFLAGS+=-DSYS_IO_BASE=0xA0000000 -DSDRAM_BASE=0x40000000 -DFLASH_BASE_IO=0xA4000000 -DFLASH_BASE_MEM=0x00000000
endif

ifeq ($(TLB),yes)
  FLASHGEN=flashgen_tlb
else
  FLASHGEN=flashgen
endif
PACKHEX=packhex

LIBS=-lm -lc -lsys -lc

AS=mips-elf-as
AR=mips-elf-ar
CC=mips-elf-gcc
LD=mips-elf-ld
OBJDUMP=mips-elf-objdump
OBJCOPY=mips-elf-objcopy