Update demos and build instruction for ti-apps-launcher

- Add info about Wi-Fi demo showing steps including how to enable Wi-Fi,
  scanning SSIDs and handling connections.
- Add info about terminal demo for accessing terminal from the
  ti-apps-launcher.
- Update build instruction for Linux and RT-Linux build.

Signed-off-by: Paresh Bhagat <[email protected]>

Author: paresh-bhagat12

source/images/terminal.png

@@ -367,14 +367,70 @@ _________________________
 
 3. Once you enter the necessary values for both HTTPS and No proxy, click on `Set Proxy` to set the proxy configuration.
 
+
+Using terminal
+______________
+
+.. ifconfig:: CONFIG_sdk in ('SITARA')
+
+    The terminal button on the left panel can be used to open a terminal application, which is
+    based on QMLtermwidget.
+
+    .. Image:: /images/terminal.png
+        :height: 400
+
+.. ifconfig:: CONFIG_sdk not in ('SITARA')
+
+   This section is not valid for this platform.
+
+Using Wi-Fi Demo
+________________
+
+.. ifconfig:: CONFIG_part_variant in ('AM62X', 'AM62PX')
+
+    The *Wifi* button on the left panel allows you to connect to an external Wi-Fi network.
+
+    Ensure the required overlay is applied and the WiFi card is connected to SK-EVM. For more
+    information, refer to :ref:`enable_m2cc3301`.
+
+    Click the toggle button to turn on Wi-Fi.
+
+    .. Image:: /images/wifi_home.png
+        :height: 400
+
+    * Click on the *Refresh* button to scan for available SSIDs.
+    * Select an SSID from the list, then enter the passphrase and Wi-Fi security type.
+    * For certain security types, you may need to provide additional details.
+    * After entering all the required info, click on *Connect*.
+
+    .. Image:: /images/wifi_ssid.png
+        :height: 400
+
+    If the all entered details are correct, device will be connected to the selected Wi-Fi
+    network. If needed, click *Disconnect* to disconnect from the network and return to
+    SSID selection menu.
+
+    .. Image:: /images/wifi_connected.png
+        :height: 400
+
+    .. ifconfig:: CONFIG_part_variant in ('AM62X')
+
+        .. note::
+
+            This section is not valid for AM62xLP and AM62xSIP.
+
+.. ifconfig:: CONFIG_part_variant not in ('AM62X', 'AM62PX')
+
+   This section is not valid for this platform.
+
 Power Menu
 __________
 
 1. The top right corner of the TI Apps Launcher is dedicated for the Power Menu.
 
 .. ifconfig:: CONFIG_part_variant in ('AM62X', 'AM62PX')
 
-    2. The Power Menu supports Shutdown, Reboot, Suspend to RAM and Exit (from TI Apps Launcher) functions.
+    2. The Power Menu supports Shutdown, Reboot, Suspend to RAM (For NON RT Build) and Exit (from TI Apps Launcher) functions.
 
     .. Image:: /images/ti-apps-launcher-powermenu1.png
        :height: 400
@@ -405,18 +461,33 @@ The source code is available at `TI Apps Launcher <https://github.com/TexasInstr
 
       .. code-block:: console
 
-         $ qmake "SOURCES += configs/am62pxx-evm.cpp" "DEFINES += SOC_AM62P" ./ti-apps-launcher.pro ; make
+         For Linux build
+
+         $ qmake "SOURCES += configs/am62pxx-evm.cpp" "DEFINES += SOC_AM62P" "DEFINES += RT_BUILD=0" ./ti-apps-launcher.pro ; make
+
+         For RT-Linux build
+
+         $ qmake "SOURCES += configs/am62pxx-evm.cpp" "DEFINES += SOC_AM62P" "DEFINES += RT_BUILD=1" ./ti-apps-launcher.pro ; make
 
       |
 
    .. ifconfig:: CONFIG_part_variant in ('AM62X')
 
       .. code-block:: console
 
-         $ qmake "SOURCES += configs/am62xx-evm.cpp" "DEFINES += SOC_AM62" ./ti-apps-launcher.pro ; make # For AM62x SK
-         $ qmake "SOURCES += configs/am62xx-lp-evm.cpp" "DEFINES += SOC_AM62_LP" ./ti-apps-launcher.pro ; make # For AM62x LP SK
-         $ qmake "SOURCES += configs/am62xxsip-evm.cpp" "DEFINES += SOC_AM62_LP" ./ti-apps-launcher.pro ; make # For AM62xSIP SK
-         $ qmake "SOURCES += configs/beagleplay.cpp" "DEFINES += SOC_AM62" ./ti-apps-launcher.pro ; make # For Beagleplay
+         For Linux build
+
+         $ qmake "SOURCES += configs/am62xx-evm.cpp" "DEFINES += SOC_AM62" "DEFINES += RT_BUILD=0" ./ti-apps-launcher.pro ; make # For AM62x SK
+         $ qmake "SOURCES += configs/am62xx-lp-evm.cpp" "DEFINES += SOC_AM62_LP" "DEFINES += RT_BUILD=0" ./ti-apps-launcher.pro ; make # For AM62x LP SK
+         $ qmake "SOURCES += configs/am62xxsip-evm.cpp" "DEFINES += SOC_AM62_LP" "DEFINES += RT_BUILD=0" ./ti-apps-launcher.pro ; make # For AM62xSIP SK
+         $ qmake "SOURCES += configs/beagleplay.cpp" "DEFINES += SOC_AM62" "DEFINES += RT_BUILD=0" ./ti-apps-launcher.pro ; make # For Beagleplay
+
+         For RT-Linux build
+
+         $ qmake "SOURCES += configs/am62xx-evm.cpp" "DEFINES += SOC_AM62" "DEFINES += RT_BUILD=1" ./ti-apps-launcher.pro ; make # For AM62x SK
+         $ qmake "SOURCES += configs/am62xx-lp-evm.cpp" "DEFINES += SOC_AM62_LP" "DEFINES += RT_BUILD=1" ./ti-apps-launcher.pro ; make # For AM62x LP SK
+         $ qmake "SOURCES += configs/am62xxsip-evm.cpp" "DEFINES += SOC_AM62_LP" "DEFINES += RT_BUILD=1" ./ti-apps-launcher.pro ; make # For AM62xSIP SK
+         $ qmake "SOURCES += configs/beagleplay.cpp" "DEFINES += SOC_AM62" "DEFINES += RT_BUILD=1" ./ti-apps-launcher.pro ; make # For Beagleplay
 
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