esp32/Makefile: Add some missing IDF source files to bootloader and app.

Functions in these files may be needed when certain features are enabled
(eg dual core mode), even if the linker does not give a warning or error
about unresolved symbols.

ports/esp32/Makefile

@@ -135,6 +135,7 @@ LDFLAGS += -L$(ESPCOMP)/esp32/ld
 LDFLAGS += -T $(BUILD)/esp32_out.ld
 LDFLAGS += -T $(BUILD)/esp32.common.ld
 LDFLAGS += -T esp32.rom.ld
+LDFLAGS += -T esp32.rom.libgcc.ld
 LDFLAGS += -T esp32.peripherals.ld
 
 LIBGCC_FILE_NAME = $(shell $(CC) $(CFLAGS) -print-libgcc-file-name)
@@ -265,10 +266,16 @@ $(BUILD)/$(ESPCOMP)/esp32/dport_access.o: CFLAGS += -Wno-array-bounds
 ESPIDF_ESP32_O = $(addprefix $(ESPCOMP)/esp32/,\
 	brownout.o \
 	cache_sram_mmu.o \
+	coexist.o \
 	dbg_stubs.o \
+	dport_panic_highint_hdl.o \
 	esp_err_to_name.o \
+	esp_himem.o \
 	panic.o \
+	pm_trace.o \
 	reset_reason.o \
+	restore.o \
+	stack_check.o \
 	esp_timer.o \
 	esp_timer_esp32.o \
 	ets_timer_legacy.o \
@@ -362,6 +369,7 @@ $(BUILD)/$(ESPCOMP)/freertos/portasm.o: CFLAGS = $(CFLAGS_ASM)
 $(BUILD)/$(ESPCOMP)/freertos/xtensa_context.o: CFLAGS = $(CFLAGS_ASM)
 $(BUILD)/$(ESPCOMP)/freertos/xtensa_intr_asm.o: CFLAGS = $(CFLAGS_ASM)
 $(BUILD)/$(ESPCOMP)/freertos/xtensa_vectors.o: CFLAGS = $(CFLAGS_ASM)
+$(BUILD)/$(ESPCOMP)/freertos/xtensa_vector_defaults.o: CFLAGS = $(CFLAGS_ASM)
 $(BUILD)/$(ESPCOMP)/freertos/%.o: CFLAGS = $(CFLAGS_BASE) -I. -I$(BUILD) $(INC_ESPCOMP) -I$(ESPCOMP)/freertos/include/freertos -D_ESP_FREERTOS_INTERNAL
 ESPIDF_FREERTOS_O = $(addprefix $(ESPCOMP)/freertos/,\
 	croutine.o \
@@ -914,16 +922,38 @@ $(BOOTLOADER_LIB_DIR)/libmicro-ecc.a: $(BOOTLOADER_LIB_MICRO_ECC_OBJ)
 	$(ECHO) "AR $@"
 	$(Q)$(AR) cr $@ $^
 
-# remaining object files
-BOOTLOADER_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
-	soc/esp32/rtc_clk.o \
-	soc/esp32/rtc_clk_init.o \
-	soc/esp32/rtc_init.o \
-	soc/esp32/rtc_time.o \
-	soc/esp32/rtc_wdt.o \
-	soc/esp32/cpu_util.o \
+# libsoc.a
+$(BUILD)/bootloader/$(ESPCOMP)/soc/esp32/rtc_clk.o: CFLAGS += -fno-jump-tables -fno-tree-switch-conversion
+BOOTLOADER_LIB_ALL += soc
+BOOTLOADER_LIB_SOC_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/soc/,\
+	esp32/cpu_util.o \
+	esp32/gpio_periph.o \
+	esp32/rtc_clk.o \
+	esp32/rtc_clk_init.o \
+	esp32/rtc_init.o \
+	esp32/rtc_periph.o \
+	esp32/rtc_pm.o \
+	esp32/rtc_sleep.o \
+	esp32/rtc_time.o \
+	esp32/rtc_wdt.o \
+	esp32/sdio_slave_periph.o \
+	esp32/sdmmc_periph.o \
+	esp32/soc_memory_layout.o \
+	esp32/spi_periph.o \
+	src/memory_layout_utils.o \
+	)
+$(BOOTLOADER_LIB_DIR)/libsoc.a: $(BOOTLOADER_LIB_SOC_OBJ)
+	$(ECHO) "AR $@"
+	$(Q)$(AR) cr $@ $^
+
+# libmain.a
+BOOTLOADER_LIB_ALL += main
+BOOTLOADER_LIB_MAIN_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
 	bootloader/subproject/main/bootloader_start.o \
 	)
+$(BOOTLOADER_LIB_DIR)/libmain.a: $(BOOTLOADER_LIB_MAIN_OBJ)
+	$(ECHO) "AR $@"
+	$(Q)$(AR) cr $@ $^
 
 # all objects files
 BOOTLOADER_OBJ_ALL = \
@@ -931,7 +961,8 @@ BOOTLOADER_OBJ_ALL = \
 	$(BOOTLOADER_LIB_LOG_OBJ) \
 	$(BOOTLOADER_LIB_SPI_FLASH_OBJ) \
 	$(BOOTLOADER_LIB_MICRO_ECC_OBJ) \
-	$(BOOTLOADER_OBJ)
+	$(BOOTLOADER_LIB_SOC_OBJ) \
+	$(BOOTLOADER_LIB_MAIN_OBJ)
 
 $(BOOTLOADER_OBJ_ALL): $(SDKCONFIG_H)