ESP8266: Add RTOS SDK port (MGOS_ESP8266_RTOS=1)

PUBLISHED_FROM=ca5332e63700274ed9aeea9d9d1802e89fa788fa

examples/ESP8266_RTOS/Makefile

@@ -116,3 +116,5 @@ sinclude $(SDK_PATH)/Makefile
 .PHONY: FORCE
 FORCE:
 
+clean:
+	rm -rf user/.output .bin

examples/ESP8266_RTOS/build.sh

@@ -3,7 +3,7 @@
 docker run \
   --rm -i -v $(realpath ${PWD}/../..):/src \
   --entrypoint=/bin/bash $(cat sdk.version) -l -c -x '
-    export SDK_PATH=/opt/Espressif/ESP8266_SDK;
+    export SDK_PATH=/opt/Espressif/ESP8266_RTOS_SDK;
     export BIN_PATH=./bin;
     cd /src/examples/ESP8266_RTOS &&
     mkdir -p ./bin && make clean &&

examples/ESP8266_RTOS/sdk.version

@@ -1 +1 @@
-docker.cesanta.com/esp8266-build-rtos:1.4.0-r2
+docker.cesanta.com/esp8266-build:2.0.0-1.5.0-r1

examples/ESP8266_RTOS/user/user_main.c

@@ -107,3 +107,7 @@ void user_init(void) {
   xTaskCreate(mg_task, (const signed char *) "mongoose", MG_TASK_STACK_SIZE,
               NULL, MGOS_TASK_PRIORITY, &s_mg_task_handle);
 }
+
+uint32_t user_rf_cal_sector_set(void) {
+  return 0xfb; /* 0xfb000, just before system data for 8Mbit flash. */
+}