Add hello world firmware and basic folder structure

.gitmodules

@@ -0,0 +1,4 @@
+[submodule "esp-idf"]
+	path = esp-idf
+	url = https://github.com/espressif/esp-idf.git
+	branch = master

build.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+idf.py build

clean.sh

@@ -0,0 +1,11 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+idf.py clean
+

command.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+
+if [ "$#" -eq 2 ]; then
+    idf.py $2 -p $1
+else
+    if [ "$#" -ne 1 ]; then
+        echo "Illegal number of parameters"
+    else
+        idf.py $1
+    fi
+fi

esp-idf

@@ -0,0 +1 @@
+Subproject commit 5624dffc52271389376352974ba5911963ee207b

factory_test/.gitignore

@@ -0,0 +1,2 @@
+sdkconfig.old
+build

factory_test/CMakeLists.txt

@@ -0,0 +1,4 @@
+cmake_minimum_required(VERSION 3.5)
+
+include($ENV{IDF_PATH}/tools/cmake/project.cmake)
+project(main)

factory_test/README.md

@@ -0,0 +1,2 @@
+# Factory test firmware
+

factory_test/main/CMakeLists.txt

@@ -0,0 +1,2 @@
+idf_component_register(SRCS "main.c"
+                    INCLUDE_DIRS ".")

factory_test/main/main.c

@@ -0,0 +1,38 @@
+#include <stdio.h>
+#include "sdkconfig.h"
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "esp_system.h"
+#include "esp_spi_flash.h"
+
+void restart() {
+    for (int i = 3; i >= 0; i--) {
+        printf("Restarting in %d seconds...\n", i);
+        vTaskDelay(1000 / portTICK_PERIOD_MS);
+    }
+    printf("Restarting now.\n");
+    fflush(stdout);
+    esp_restart();
+}
+
+void app_main(void) {
+    printf("Hello world!\n");
+
+    /* Print chip information */
+    esp_chip_info_t chip_info;
+    esp_chip_info(&chip_info);
+    printf("This is %s chip with %d CPU core(s), WiFi%s%s, ",
+            CONFIG_IDF_TARGET,
+            chip_info.cores,
+            (chip_info.features & CHIP_FEATURE_BT) ? "/BT" : "",
+            (chip_info.features & CHIP_FEATURE_BLE) ? "/BLE" : "");
+
+    printf("silicon revision %d, ", chip_info.revision);
+
+    printf("%dMB %s flash\n", spi_flash_get_chip_size() / (1024 * 1024),
+            (chip_info.features & CHIP_FEATURE_EMB_FLASH) ? "embedded" : "external");
+
+    printf("Minimum free heap size: %d bytes\n", esp_get_minimum_free_heap_size());
+
+    restart();
+}

factory_test/partitions.csv

@@ -0,0 +1,5 @@
+# ESP-IDF Partition Table
+# Name,   Type, SubType, Offset,  Size, Flags
+nvs,      data, nvs,     0x9000,  0x6000,
+phy_init, data, phy,     0xf000,  0x1000,
+factory,  app,  factory, 0x10000, 1M,

flash.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+
+if [ "$#" -eq 1 ]; then
+    idf.py flash -p $1
+else
+    if [ "$#" -ne 0 ]; then
+        echo "Illegal number of parameters"
+    else
+        idf.py flash
+    fi
+fi

install.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+set -e
+
+# Fetch the SDK and all other submodules
+git submodule update --init --recursive || exit 1
+
+# Install the toolchain and other SDK tools
+cd esp-idf
+bash install.sh

menuconfig.sh

@@ -0,0 +1,10 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+idf.py menuconfig

monitor.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/bash
+
+set -e
+
+cd esp-idf
+source ./export.sh
+cd ../
+
+cd factory_test
+
+if [ "$#" -eq 1 ]; then
+    idf.py monitor -p $1
+else
+    if [ "$#" -ne 0 ]; then
+        echo "Illegal number of parameters"
+    else
+        idf.py monitor
+    fi
+fi