avr/Makefile

   1
   2
   3 MCU     :=      atmega1281
   4 F_CPU   :=      18432000
   5 DEBUG   :=      1
   6
   7 TARGET = stamp-monitor
   8
   9 FATFSDIR := ../fatfs/source
  10 FATFS    := $(FATFSDIR)/ff.c $(FATFSDIR)/ffunicode.c
  11
  12 SRC_Z   := ../z180/hdrom.c ../z180/cfboot.c ../z180/cpuinfo.c
  13
  14 SRC     := main.c
  15 SRC     += cli.c cli_readline.c command.c command_tbl.c
  16 SRC     += cmd_run.c cmd_boot.c cmd_misc.c cmd_cpu.c
  17 SRC     += cmd_date.c cmd_mem.c cmd_gpio.c cmd_attach.c
  18 SRC     += cmd_loadihex.c cmd_loadcpm3.c cmd_sd.c cmd_fat.c
  19 SRC     += env.c con-utils.c print-utils.c getopt-min.c eval_arg.c
  20 SRC     += timer.c serial.c i2c.c bcd.c pcf8583.c mmc.c strerror.c
  21 SRC     += background.c z180-serv.c z80-if.c gpio.c
  22 SRC     += $(FATFS)
  23 SRC     += $(SRC_Z)
  24
  25 #$(FATFS:%.c=%.o): CFLAGS += -fno-strict-aliasing
  26 $(SRC_Z:%.c=%.o): CFLAGS += -D'const=const __flash'
  27
  28
  29 # Place -D or -U options here
  30 CDEFS := -DF_CPU=$(F_CPU)UL
  31
  32 ifeq ($(MCU),atmega1281)
  33   CDEFS += -DMCU_STRING=\"ATmega1281\"
  34 else
  35   CDEFS += -DMCU_STRING=\"ATmega2561\"
  36 endif
  37
  38 ifdef DEBUG
  39 SRC     += debug.c
  40 CDEFS   += -DDEBUG=2
  41 endif
  42
  43 # Place -I options here
  44 CINCS := -I../include
  45
  46 OPT = s
  47 CSTANDARD = -std=gnu11
  48 CDEBUG = -g
  49 CWARN = -Wall -Wextra -Wstrict-prototypes -Wredundant-decls
  50 CTUNING = -fshort-enums -funsigned-bitfields -fpack-struct
  51 #CTUNING += -funsigned-char
  52 CTUNING += -mrelax -fno-common
  53 CTUNING += -fno-move-loop-invariants
  54 CTUNING += -fno-tree-loop-optimize
  55 #CTUNING += -fno-split-wide-types
  56 CEXTRA = -ffunction-sections -fdata-sections
  57 #CEXTRA += -flto
  58 CFLAGS = $(CDEBUG) $(CDEFS) $(CINCS) -O$(OPT) $(CWARN) $(CSTANDARD) $(CEXTRA) $(CTUNING)
  59
  60
  61
  62 # Linker Options - Create mapfile with cross reference
  63 LDFLAGS := -Wl,-Map=$(TARGET).map,--cref
  64 LDFLAGS += -Wl,--gc-sections
  65
  66 # Programming support using avrdude.
  67
  68 AVRDUDE_PROGRAMMER := dragon_isp
  69 AVRDUDE_PORT := usb
  70
  71
  72 # Uncomment the following if you do /not/ wish a verification to be
  73 # performed after programming the device.
  74 #AVRDUDE_NO_VERIFY = -V
  75
  76 # Increase verbosity level.  Please use this when submitting bug
  77 # reports about avrdude. See <http://savannah.nongnu.org/projects/avrdude>
  78 # to submit bug reports.
  79 #AVRDUDE_VERBOSE = -v -v
  80
  81 #HFUSE = 0xDE
  82 #LFUSE = 0xFF
  83 #EFUSE = 0xFD
  84
  85 # Fuse high byte:
  86 # 0xda = 1 1 0 1   1 1 1 0 <-- BOOTRST (Boot Reset vector Enabled 0x3c00)
  87 #        ^ ^ ^ ^   ^ ^ ^------ BOOTSZ0
  88 #        | | | |   | +-------- BOOTSZ1 (Boot Flash section size 256 words)
  89 #        | | | |   + --------- EESAVE (don't preserve EEPROM over chip erase)
  90 #        | | | +-------------- WDTON (WDT not always on)
  91 #        | | +---------------- SPIEN (allow serial programming)
  92 #        | +------------------ DWEN (debugWIRE is not enabled)
  93 #        +-------------------- RSTDISBL (reset pin is enabled)
  94 # Fuse low byte:
  95 # 0x9f = 1 1 1 1   1 1 1 1
  96 #        ^ ^ \ /   \--+--/
  97 #        | |  |       +------- CKSEL 3..0 (Low Power Crystal)
  98 #        | |  +--------------- SUT 1..0 (Crystal Osc, slowly rising power)
  99 #        | +------------------ CKOUT (Clock output disabled)
 100 #        +-------------------- CKDIV8 (don't divide clock by 8)
 101 # Fuse Extended byte:
 102 # 0x9f = 1 1 1 1   1 1 0 1
 103 #                    \-+-/
 104 #                      +------ Bodlevel (VCC = 2.7V)
 105
 106 .PHONY: all build
 107 # Default target.
 108 all: build
 109
 110 build: elf hex lss
 111
 112 include ../mk/avr.rules.mk