OOCD            ?= openocd
OOCD_INTERFACE  ?= stlink-v2
OOCD_TARGET     ?= stm32f4x
BMP_PORT        ?= /dev/ttyBmpGdb

COMFLAGS=-g -Og -pedantic -Wall

BOOTLOADER ?= no

ifeq ($(BOOTLOADER),yes)
  LIBNAME     = opencm3_stm32f4
  FP_FLAGS   ?= -mfloat-abi=hard -mfpu=fpv4-sp-d16
  ARCH_FLAGS  = -mthumb -mcpu=cortex-m4 $(FP_FLAGS)
  DEVDEFS     = -DSTM32F4 -DSTM32F4CCM -DSTM32F405RG -D_ROM=1008K -D_RAM=128K -D_CCM=64K -D_CCM_OFF=0x10000000 -D_ROM_OFF=0x08004000 -D_RAM_OFF=0x20000000 -DBOOTLOADER
  LDSCRIPT = linker.ld
else
  DEVICE = STM32F405RG
endif
CFLAGS=$(COMFLAGS) $(DEVDEFS) -std=c99 -D_POSIX_C_SOURCE=200809L
CXXFLAGS=$(COMFLAGS) -std=c++17


OBJS = usb.o adc.o ringbuffer.o uart.o buttons.o printf.o encoder.o
BINARY ?= main

printf.o: CFLAGS:=$(CFLAGS) -Wno-parentheses -Wno-char-subscripts -Wno-sign-compare -Wno-implicit-fallthrough

include ../rules.mk

uf2: main.uf2

main.uf2: main.bin
	uf2conv.py -c -b 0x4000 -o $@ $<


.PHONY: uf2