#
#  Makefile for Microchip sdcc project
#

# override PATH to get our latest sdcc/gputils
PATH=$(HOME)/build/sdcc-build/orig/sdcc/bin:$(HOME)/build/gputils/trunk/gputils/gputils:$(HOME)/build/gputils/trunk/gputils/gpasm:$(HOME)/build/gputils/trunk/gputils/gplink:/usr/bin:/bin

REL=MCHPFSUSB
PARSE=./mplab2sdcc.pl

CHIP=18f87j50

# make /usr if you want released tools /home/rick/in/sdcc
MY_BASE=$(HOME)/build/sdcc-build/orig/sdcc

SDCC_HOME=$(MY_BASE)/device

SRCS= system/usb/usbdrv/usbdrv.c system/usb/usbmmap.c main.c system/usb/usb9/usb9.c \
      autofiles/usbdsc.c system/usb/usbctrltrf/usbctrltrf.c user/user.c \
      system/usb/class/cdc/cdc.c user/temperature.c

HDRS= user/user.h autofiles/usbdsc.h autofiles/usbcfg.h system/usb/usb_compile_time_validation.h system/usb/usb.h system/usb/usbdefs/usbdefs_ep0_buff.h system/usb/usbdefs/usbdefs_std_dsc.h system/usb/usbmmap.h system/usb/usb9/usb9.h system/usb/usbdrv/usbdrv.h system/usb/class/cdc/cdc.h system/usb/usbctrltrf/usbctrltrf.h system/typedefs.h system/interrupt/interrupt.h io_cfg.h

OBJS =	$(SRCS:%.c=%.o)
ASMS =	$(SRCS:%.c=%.asm)
LSTS =	$(SRCS:%.c=%.lst)

CRT = crt0iz-rloc
PROJ=cdcusb

CC=$(MY_BASE)/bin/sdcc
DIS = gpdasm
FSUSB = /opt/emerald/co2/fsusb-0.1.11-2/fsusb

CODE_START = 0x0000
MAIN_PROG_START = 8192  # 0x2000 allow enough room for boot code changes!
MAIN_PROG_SIZE := $(shell echo 'obase=10; ibase=10; $(MAIN_PROG_START)+12' | bc)  # 0x200c put main size here
DFU_PROG_END = 0x8000  # depending on chip size
# now subtract the size of MAIN_CODE_RECORD from the top of memory
DFU_PROG_END_STRUCT=`echo 'obase=10; ibase=16; $(DFU_PROG_END)-6' | bc`

OPTS= --vc --denable-peeps --optimize-goto --optimize-cmp --optimize-df --obanksel=9 --opt-code-size --fommit-frame-pointer --ivt-loc=$(CODE_START) --use-crt=$(CRT).o 
#OPTS= --no-peep --fstack

CFLAGS= -I. -I$(SDCC_HOME)/include/pic16 $(OPTS) -mpic16 -pp$(CHIP)

LINKER_SCRIPT= sd$(CHIP).lkr
LIBS= libsdcc.lib libc18f.lib libio$(CHIP).lib pic$(CHIP).lib

.SUFFIXES: .c .asm .o .hex

all: $(PROJ).hex

$(OBJS):	%.o: %.c  Makefile .depend
	$(CC) $(CFLAGS) -c $< -o $@

$(PROJ).hex:	$(OBJS) $(LINKER_SCRIPT)
	$(CC) $(CFLAGS) -L $(SDCC_HOME)/lib/build/pic16 -Wl,"-m -w -s $(LINKER_SCRIPT)" -o $(PROJ) $(OBJS) $(LIBS)

disass:
	$(DIS) -p p$(CHIP) $(PROJ).hex > $(PROJ).lis

prog:
	sudo $(FSUSB) --program $(PROJ).hex

#convert mplab to sdcc
convert:
	for file in ${SRCS} ${HDRS} ; do \
	cat ../../../$(REL).orig/fw/Cdc/$${file} | $(PARSE) > $${file} ; done
	sed -e "93,102d;133,168d" ../../../$(REL).orig/fw/Cdc/system/usb/usbmmap.h | $(PARSE) > system/usb/usbmmap.h 
	sed -e "/U S B  F I X E D  L O C A T I O N/,+107d" ../../../$(REL).orig/fw/Cdc/system/usb/usbmmap.c | $(PARSE) > system/usb/usbmmap.c 
	sed -e "701d;703d;s/clrf POSTINC0,0/*startAdr++ = 0;/" ../../../$(REL).orig/fw/Cdc/system/usb/usbdrv/usbdrv.c | $(PARSE) > system/usb/usbdrv/usbdrv.c
	sed -e "/D E C L A R A T I O N S/a#ifdef SDCC\n#pragma udata usbram4 bdt_data     //See Linker Script,usb4:0x400-0x4FF(256-byte)\n#else\n#pragma udata usbram4=0x400\n#endif\nvolatile far BDTDATA bdt_data;                      //Buffer Descriptor data\n#ifndef SDCC\n#pragma udata\n#endif" system/usb/usb9/usb9.c > xx
	mv -f xx system/usb/usb9/usb9.c
	sed -e "/#if defined(USB_USE_CDC/,+14w /tmp/xx2" system/usb/usbmmap.c > xx
	sed -e "/#if defined(USB_USE_CDC/,+14d" system/usb/usbmmap.c > xx
	mv -f xx system/usb/usbmmap.c
	sed -e "53r /tmp/xx2"  system/usb/class/cdc/cdc.c  > xx
	mv -f xx system/usb/class/cdc/cdc.c

# also need a different lkr file

clean:
	rm -f $(OBJS) $(ASMS) $(LSTS) core .depend depend $(PROJ).cod $(PROJ).hex $(PROJ).lst

$(CRT).o:	%.o: %.c Makefile
	$(CC) $(CFLAGS) -c $< -o $@

depend .depend dep:
	for file in $(SRCS); do $(CC) $(CFLAGS) -M $$file >> $@; done

dummy:
# include a dependency file if one exists
ifeq (.depend,$(wildcard .depend))
include .depend
endif