MCU	:=	atmega1281
F_CPU	:=	18432000
DEBUG	:=	1

TARGET = stamp-monitor

FATFSDIR := ../fatfs/source
FATFS	 := $(FATFSDIR)/ff.c $(FATFSDIR)/ffunicode.c

SRC_Z	:= ../z180/hdrom.c ../z180/cfboot.c ../z180/cpuinfo.c

SRC	:= main.c
SRC	+= cli.c cli_readline.c command.c command_tbl.c
SRC	+= cmd_run.c cmd_boot.c cmd_misc.c cmd_cpu.c
SRC	+= cmd_date.c cmd_mem.c cmd_gpio.c cmd_attach.c
SRC	+= cmd_loadihex.c cmd_loadcpm3.c cmd_sd.c cmd_fat.c
SRC	+= env.c con-utils.c print-utils.c getopt-min.c eval_arg.c
SRC	+= timer.c serial.c i2c.c bcd.c pcf8583.c mmc.c strerror.c
SRC	+= background.c z180-serv.c z80-if.c gpio.c
SRC	+= $(FATFS)
SRC	+= $(SRC_Z)

#$(FATFS:%.c=%.o): CFLAGS += -fno-strict-aliasing
$(SRC_Z:%.c=%.o): CFLAGS += -D'const=const __flash'


# Place -D or -U options here
CDEFS := -DF_CPU=$(F_CPU)UL

ifeq ($(MCU),atmega1281)
  CDEFS	+= -DMCU_STRING=\"ATmega1281\"
else
  CDEFS	+= -DMCU_STRING=\"ATmega2561\"
endif

ifdef DEBUG
SRC	+= debug.c
CDEFS	+= -DDEBUG=2
endif

# Place -I options here
CINCS := -I../include

OPT = s
CSTANDARD = -std=gnu11
CDEBUG = -g
CWARN = -Wall -Wextra -Wstrict-prototypes -Wredundant-decls
CTUNING = -fshort-enums -funsigned-bitfields -fpack-struct
#CTUNING += -funsigned-char
CTUNING += -mrelax -fno-common
CTUNING += -fno-move-loop-invariants
CTUNING += -fno-tree-loop-optimize
#CTUNING += -fno-split-wide-types
CEXTRA = -ffunction-sections -fdata-sections
#CEXTRA	+= -flto
CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA) $(CTUNING)



# Linker Options - Create mapfile with cross reference
LDFLAGS := -Wl,-Map=$(TARGET).map,--cref
LDFLAGS += -Wl,--gc-sections

# Programming support using avrdude.

AVRDUDE_PROGRAMMER := dragon_isp
AVRDUDE_PORT := usb


# Uncomment the following if you do /not/ wish a verification to be
# performed after programming the device.
#AVRDUDE_NO_VERIFY = -V

# Increase verbosity level.  Please use this when submitting bug
# reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
# to submit bug reports.
#AVRDUDE_VERBOSE = -v -v

#HFUSE = 0xDE
#LFUSE = 0xFF
#EFUSE = 0xFD

# Fuse high byte:
# 0xda = 1 1 0 1   1 1 1 0 <-- BOOTRST (Boot Reset vector Enabled 0x3c00)
#        ^ ^ ^ ^   ^ ^ ^------ BOOTSZ0
#        | | | |   | +-------- BOOTSZ1 (Boot Flash section size 256 words)
#        | | | |   + --------- EESAVE (don't preserve EEPROM over chip erase)
#        | | | +-------------- WDTON (WDT not always on)
#        | | +---------------- SPIEN (allow serial programming)
#        | +------------------ DWEN (debugWIRE is not enabled)
#        +-------------------- RSTDISBL (reset pin is enabled)
# Fuse low byte:
# 0x9f = 1 1 1 1   1 1 1 1
#        ^ ^ \ /   \--+--/
#        | |  |       +------- CKSEL 3..0 (Low Power Crystal)
#        | |  +--------------- SUT 1..0 (Crystal Osc, slowly rising power)
#        | +------------------ CKOUT (Clock output disabled)
#        +-------------------- CKDIV8 (don't divide clock by 8)
# Fuse Extended byte:
# 0x9f = 1 1 1 1   1 1 0 1
#                    \-+-/
#                      +------ Bodlevel (VCC = 2.7V)

.PHONY:	all build
# Default target.
all: build

build: elf hex lss

include ../mk/avr.rules.mk