#Makefile with the options specific to the build of a non-upgradable firmware with
#the espfs combined into the flash binary.

# linker script used for the linker step
LD_SCRIPT_USR1	:= eagle.app.v6.new.$(ESP_SPI_FLASH_SIZE_K).app1.ld
LD_SCRIPT_USR2	:= eagle.app.v6.new.$(ESP_SPI_FLASH_SIZE_K).app2.ld

TARGET_OUT_USR1 := $(addprefix $(BUILD_BASE)/,$(TARGET).user1.out)
TARGET_OUT_USR2 := $(addprefix $(BUILD_BASE)/,$(TARGET).user2.out)
TARGET_OUT	:=  $(TARGET_OUT_USR1) $(TARGET_OUT_USR2)

TARGET_BIN_USR1 := $(addprefix $(BUILD_BASE)/,$(TARGET).user1.bin)
TARGET_BIN_USR2 := $(addprefix $(BUILD_BASE)/,$(TARGET).user2.bin)
TARGET_BIN	:=  $(TARGET_BIN_USR1) $(TARGET_BIN_USR2)

#Convert SPI size into arg for appgen. Format: no=size
FLASH_MAP_CONV:=0:512 2:1024 5:2048 6:4096
ESP_FLASH_SIZE_IX:=$(patsubst %:$(ESP_SPI_FLASH_SIZE_K),%,$(filter %:$(ESP_SPI_FLASH_SIZE_K),$(FLASH_MAP_CONV)))

define genappbin
$(1): $$(APP_AR)
	$$(vecho) LD $$@
	$$(Q) $$(LD) -Llibesphttpd -L$$(SDK_LIBDIR) $(2) $$(LDFLAGS) -Wl,--start-group $$(LIBS) $$(APP_AR) -Wl,--end-group -o $$@

$(3): $(1)
	$$(vecho) APPGEN $$@
	$$(Q) $$(OBJCOPY) --only-section .text -O binary $1 build/eagle.app.v6.text.bin
	$$(Q) $$(OBJCOPY) --only-section .data -O binary $1 build/eagle.app.v6.data.bin
	$$(Q) $$(OBJCOPY) --only-section .rodata -O binary $1 build/eagle.app.v6.rodata.bin
	$$(Q) $$(OBJCOPY) --only-section .irom0.text -O binary $1 build/eagle.app.v6.irom0text.bin
	$$(Q) cd build; COMPILE=gcc PATH=$$(XTENSA_TOOLS_ROOT):$$(PATH) python $$(APPGEN) $(1:build/%=%) 2 $$(ESP_FLASH_MODE) $$(ESP_FLASH_FREQ_DIV) $$(ESP_FLASH_SIZE_IX)
	$$(Q) rm -f eagle.app.v6.*.bin
	$$(Q) mv build/eagle.app.flash.bin $$@
	@echo "** user1.bin uses $$$$(stat -c '%s' $$@) bytes of" $$(ESP_FLASH_MAX) "available"
endef

$(eval $(call genappbin,$(TARGET_OUT_USR1),$$(LD_SCRIPT_USR1),$$(TARGET_BIN_USR1)))
$(eval $(call genappbin,$(TARGET_OUT_USR2),$$(LD_SCRIPT_USR2),$$(TARGET_BIN_USR2)))

.PHONY: ldscript_memspecific.ld

ldscript_memspecific.ld:
	$(vecho) "GEN $@"
	$(Q) echo "MEMORY { irom0_0_seg : org = 0x40240000, len = "$$(printf "0x%X" $$(($(ESP_SPI_FLASH_SIZE_K)*1024-0x4000)))" }"> ldscript_memspecific.ld


#define makeuser
#$1: $(APP_AR)
#	$(vecho) "LD $@"
#	$(Q) $(LD) -Llibesphttpd -L$(SDK_LIBDIR) $(LD_SCRIPT) $(EXTRA_LD_SCRIPTS) $(LDFLAGS) -Wl,--start-group $(LIBS) $(APP_AR) -Wl,--end-group -o $@ 
#	$(Q) $(OBJCP) --only-section .text -O binary $2 build/eagle.app.v6.text.bin
#	$(Q) $(OBJCP) --only-section .data -O binary $2 build/eagle.app.v6.data.bin
#	$(Q) $(OBJCP) --only-section .rodata -O binary $2 build/eagle.app.v6.rodata.bin
#	$(Q) $(OBJCP) --only-section .irom0.text -O binary $2 build/eagle.app.v6.irom0text.bin
#	ls -ls build/eagle*bin
#	$(Q) COMPILE=gcc PATH=$(XTENSA_TOOLS_ROOT):$(PATH) python $(APPGEN_TOOL) $(USER1_OUT) 2 $(ESP_FLASH_MODE) $(ESP_FLASH_FREQ_DIV) $(ESP_SPI_SIZE)
#	$(Q) rm -f eagle.app.v6.*.bin
#	$(Q) mv eagle.app.flash.bin $@
#	@echo "** user1.bin uses $$(stat -c '%s' $@) bytes of" $(ESP_FLASH_MAX) "available"
#	$(Q) if [ $$(stat -c '%s' $@) -gt $$(( $(ESP_FLASH_MAX) )) ]; then echo "$@ too big!"; false; fi
#endef


#user1.bin:
#	$(call makeuser,user1.bin,1)


$(FW_BASE): $(TARGET_BIN)
#	$(vecho) "FW $@"
#	$(Q) mkdir -p $@
#	$(Q) $(ESPTOOL) elf2image $(TARGET_OUT) --output $@/



flash: $(TARGET_OUT) $(FW_BASE)
	$(Q) $(ESPTOOL) $(ESPTOOL_OPTS) write_flash $(ESPTOOL_FLASHDEF) 0x00000 "$(SDK_BASE)/bin/boot_v1.4(b1).bin" 0x1000 $(TARGET_BIN_USR1)
#	$(Q) $(ESPTOOL) $(ESPTOOL_OPTS) write_flash $(ESPTOOL_FLASHDEF) 0x00000 $(FW_BASE)/0x00000.bin 0x40000 $(FW_BASE)/0x40000.bin

blankflash:
	$(Q) $(ESPTOOL)  $(ESPTOOL_OPTS) write_flash $(ESPTOOL_FLASHDEF) 0x7E000 $(SDK_BASE)/bin/blank.bin  $(SDK_BASE)/bin/esp_init_data_default.bin

htmlflash: libesphttpd
	$(Q) if [ $$(stat -c '%s' libesphttpd/webpages.espfs) -gt $$(( $(ESPFS_SIZE) )) ]; then echo "webpages.espfs too big!"; false; fi
	$(Q) $(ESPTOOL)  $(ESPTOOL_OPTS) write_flash $(ESPTOOL_FLASHDEF) $(ESPFS_POS) libesphttpd/webpages.espfs