esp32: Update to the latest ESP IDF.

This update requires a new ESP32 toolchain: 1.22.0-80-g6c4433a-5.2.0.

ports/esp32/Makefile

@@ -21,7 +21,7 @@ FLASH_FREQ ?= 40m
 FLASH_SIZE ?= 4MB
 CROSS_COMPILE ?= xtensa-esp32-elf-
 
-ESPIDF_SUPHASH := 2c95a77cf93781f296883d5dbafcdc18e4389656
+ESPIDF_SUPHASH := 3ede9f011b50999b0560683f9419538c066dd09e
 
 # paths to ESP IDF and its components
 ifeq ($(ESPIDF),)
@@ -90,6 +90,7 @@ INC_ESPCOMP += -I$(ESPCOMP)/wpa_supplicant/include
 INC_ESPCOMP += -I$(ESPCOMP)/wpa_supplicant/port/include
 INC_ESPCOMP += -I$(ESPCOMP)/ethernet/include
 INC_ESPCOMP += -I$(ESPCOMP)/app_trace/include
+INC_ESPCOMP += -I$(ESPCOMP)/app_update/include
 
 CFLAGS_BASE = -std=gnu99 -Os -ffunction-sections -fdata-sections -fstrict-volatile-bitfields -mlongcalls -nostdlib -Wall -Werror -Wno-error=unused-function -Wno-error=unused-but-set-variable -Wno-error=unused-variable -Wno-error=deprecated-declarations -DMBEDTLS_CONFIG_FILE='"mbedtls/esp_config.h"' -DHAVE_CONFIG_H -DESP_PLATFORM
 CFLAGS = $(CFLAGS_BASE) $(INC) $(INC_ESPCOMP)
@@ -336,9 +337,9 @@ ESPIDF_VFS_O = $(addprefix $(ESPCOMP)/vfs/,\
 	vfs.o \
 	)
 
-ESPIDF_JSON_O = $(addprefix $(ESPCOMP)/json/,\
-	library/cJSON.o \
-	port/cJSON_Utils.o \
+ESPIDF_JSON_O = $(addprefix $(ESPCOMP)/json/cJSON/,\
+	cJSON.o \
+	cJSON_Utils.o \
 	)
 
 ESPIDF_LOG_O = $(addprefix $(ESPCOMP)/log/,\
@@ -358,6 +359,10 @@ ESPIDF_APP_TRACE_O = $(addprefix $(ESPCOMP)/app_trace/,\
 	app_trace.o \
 	)
 
+ESPIDF_APP_UPDATE_O = $(addprefix $(ESPCOMP)/app_update/,\
+	esp_ota_ops.o \
+	)
+
 ESPIDF_NEWLIB_O = $(addprefix $(ESPCOMP)/newlib/,\
 	time.o \
 	syscalls.o \
@@ -594,6 +599,7 @@ OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_MBEDTLS_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_XTENSA_DEBUG_MODULE_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_TCPIP_ADAPTER_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_APP_TRACE_O))
+OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_APP_UPDATE_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_NGHTTP_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_NVS_FLASH_O))
 OBJ_ESPIDF += $(addprefix $(BUILD)/, $(ESPIDF_OPENSSL_O))
@@ -671,6 +677,7 @@ $(BUILD)/%.o: %.cpp
 
 $(BUILD)/bootloader/$(ESPCOMP)/%.o: CFLAGS += -DBOOTLOADER_BUILD=1 -I$(ESPCOMP)/bootloader_support/include_priv -I$(ESPCOMP)/bootloader_support/include -I$(ESPCOMP)/micro-ecc/micro-ecc -I$(ESPCOMP)/esp32 -Wno-error=format
 BOOTLOADER_OBJ = $(addprefix $(BUILD)/bootloader/$(ESPCOMP)/,\
+	bootloader_support/src/bootloader_clock.o \
 	bootloader_support/src/bootloader_flash.o \
 	bootloader_support/src/bootloader_random.o \
 	bootloader_support/src/bootloader_sha.o \

ports/esp32/esp32.custom_common.ld

@@ -89,7 +89,6 @@ SECTIONS
     *esp32/core_dump.o(.literal .text .literal.* .text.*)
     *app_trace/*(.literal .text .literal.* .text.*)
     *xtensa-debug-module/eri.o(.literal .text .literal.* .text.*)
-    *libphy.a:(.literal .text .literal.* .text.*)
     *librtc.a:(.literal .text .literal.* .text.*)
     *libsoc.a:(.literal .text .literal.* .text.*)
     *libhal.a:(.literal .text .literal.* .text.*)
@@ -196,6 +195,13 @@ SECTIONS
     *(.gnu.linkonce.lit4.*)
     _lit4_end = ABSOLUTE(.);
     . = ALIGN(4);
+    _thread_local_start = ABSOLUTE(.);
+    *(.tdata)
+    *(.tdata.*)
+    *(.tbss)
+    *(.tbss.*)
+    _thread_local_end = ABSOLUTE(.);
+    . = ALIGN(4);
   } >drom0_0_seg
 
   .flash.text :

ports/esp32/machine_wdt.c

@@ -51,7 +51,7 @@ STATIC mp_obj_t machine_wdt_make_new(const mp_obj_type_t *type_in, size_t n_args
 
     switch (id) {
         case 0:
-            esp_task_wdt_feed();
+            esp_task_wdt_add(NULL);
             return &wdt_default;
         default:
             mp_raise_ValueError(NULL);
@@ -60,7 +60,7 @@ STATIC mp_obj_t machine_wdt_make_new(const mp_obj_type_t *type_in, size_t n_args
 
 STATIC mp_obj_t machine_wdt_feed(mp_obj_t self_in) {
     (void)self_in;
-    esp_task_wdt_feed();
+    esp_task_wdt_reset();
     return mp_const_none;
 }
 STATIC MP_DEFINE_CONST_FUN_OBJ_1(machine_wdt_feed_obj, machine_wdt_feed);

ports/esp32/main.c

@@ -53,7 +53,7 @@
 #define MP_TASK_PRIORITY        (ESP_TASK_PRIO_MIN + 1)
 #define MP_TASK_STACK_SIZE      (16 * 1024)
 #define MP_TASK_STACK_LEN       (MP_TASK_STACK_SIZE / sizeof(StackType_t))
-#define MP_TASK_HEAP_SIZE       (96 * 1024)
+#define MP_TASK_HEAP_SIZE       (92 * 1024)
 
 STATIC StaticTask_t mp_task_tcb;
 STATIC StackType_t mp_task_stack[MP_TASK_STACK_LEN] __attribute__((aligned (8)));

ports/esp32/sdkconfig.h

@@ -1,3 +1,8 @@
+/* Start bootloader config */
+#define CONFIG_FLASHMODE_DIO 1
+#define CONFIG_ESPTOOLPY_FLASHFREQ_40M 1
+/* End bootloader config */
+
 #define CONFIG_TRACEMEM_RESERVE_DRAM 0x0
 #define CONFIG_BT_RESERVE_DRAM 0x0
 #define CONFIG_ULP_COPROC_RESERVE_MEM 0
@@ -104,6 +109,9 @@
 #define CONFIG_LWIP_THREAD_LOCAL_STORAGE_INDEX 0
 #define CONFIG_LWIP_DHCP_DOES_ARP_CHECK 1
 #define CONFIG_LWIP_DHCP_MAX_NTP_SERVERS 1
+#define CONFIG_LWIP_DHCPS_LEASE_UNIT 60
+#define CONFIG_LWIP_DHCPS_MAX_STATION_NUM 8
+#define CONFIG_LWIP_MAX_ACTIVE_TCP 16
 #define CONFIG_LWIP_MAX_SOCKETS 8
 #define CONFIG_LWIP_SO_REUSE 1
 #define CONFIG_LWIP_ETHARP_TRUST_IP_MAC 1