Support ESP-IDF 3.3

- A few more components is required for esp-idf 3.3
- Need 6144B stack to avoid stackoverflow
- The partition table requires 2.1M flash
- Update travis CI to use ESP-IDF 3.3.2

Author: erjiaqing

.travis/prepare.sh

@@ -47,7 +47,7 @@ HASH_CMD="shasum -a 256"
 # Install dependencies
 # --------------------------------------------------------------------------------
 
-ESP_IDF_VERSION=v3.0.4
+ESP_IDF_VERSION=v3.3.2
 if test "${TRAVIS_OS_NAME}" = "linux"; then
     XTENSA_TOOL_CHAIN_URL=https://dl.espressif.com/dl/xtensa-esp32-elf-linux64-1.22.0-80-g6c4433a-5.2.0.tar.gz
     XTENSA_TOOL_CHAIN_HASH=3fe96c151d46c1d4e5edc6ed690851b8e53634041114bad04729bc16b0445156

Makefile

@@ -53,8 +53,12 @@ COMPONENTS              := app_trace \
                            console \
                            cxx \
                            driver \
+                           efuse \
                            esp32 \
                            esp_adc_cal \
+                           esp_event \
+                           esp_ringbuf \
+                           espcoredump \
                            esptool_py \
                            ethernet \
                            expat \
@@ -73,6 +77,7 @@ COMPONENTS              := app_trace \
                            pthread \
                            QRCode \
                            sdmmc \
+                           smartconfig_ack \
                            soc \
                            spidriver \
                            spi_flash \

sdkconfig.defaults

@@ -17,8 +17,10 @@ CONFIG_PARTITION_TABLE_FILENAME="partitions.csv"
 CONFIG_APP_OFFSET=0x10000
 
 # Bump the stack size of the Weave task to accommodate extra stack useage due to
-# debugging.
-CONFIG_WEAVE_TASK_STACK_SIZE=5120
+# debugging. In when using ESP-IDF3.3, there exists a callpath that before calling
+# nl::Weave::Profiles::DataManagement_Current::PrettyPrintWDM, the stack used ~4400B
+# And vsnprintf will cost another 1KB.
+CONFIG_WEAVE_TASK_STACK_SIZE=6144
 
 # Default to 921600 baud when flashing and monitoring device
 CONFIG_ESPTOOLPY_BAUD_921600B=y
@@ -46,3 +48,6 @@ CONFIG_LOG_PROVISIONING_HASH=y
 # purposes.
 CONFIG_DEFAULT_INCOMING_CONNECTION_IDLE_TIMEOUT=0
 
+# According to partitions.csv, we need 4MB or larger flash
+CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y
+CONFIG_ESPTOOLPY_FLASHSIZE="4MB"