FREERTOS_INTRO_QEMU_TERM environment variable given it will auto scre…

…en hw
aslansq · Dec 29, 2024 · d05e79a · d05e79a
1 parent 1665b74
commit d05e79a
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Showing 3 changed files with 30 additions and 6 deletions.
diff --git a/3_task_scheduling_challenge/demo.c b/3_task_scheduling_challenge/demo.c
@@ -49,6 +49,7 @@ static void _taskInput( void * parameter ) {
             inledDelay = atoi(buf);
             _ledDelay = inledDelay;
             demo_hw_term_printf("Led delay updated to(ms): %d", _ledDelay);
+            demo_hw_term_writeChar('\n');
         }
     }
 }

diff --git a/shell/run_qemu.sh b/shell/run_qemu.sh
@@ -1,19 +1,22 @@
 #!/bin/bash
-# This script is used to run a demo
-# Usage: ./run_qemu.sh <demo binary file> <optional: debug>
-demo="$1"
+# This script is used to run a demoBin
+# Usage: ./run_qemu.sh <demoBin binary file> <optional: debug>
+demoBin="$1"
 debug="$2"
 
 thisPath=$(realpath "$0")
 thisDirPath=$(dirname "$thisPath")
 source "${thisDirPath}/util.sh"
 
-if [ ! -f "$demo" ]
+if [ ! -f "$demoBin" ]
 then
-    echoerr "Demo binary does not exist: $demo"
+    echoerr "demoBin binary does not exist: $demoBin"
     ungracefulExit
 fi
 
+buildPath=$(dirname "${demoBin}")
+logFile=${buildPath}/log.txt
+
 debugFlags=""
 
 if [ "$debug" == "debug" ]
@@ -28,5 +31,11 @@ else
     ungracefulExit
 fi
 
+if [ -z ${FREERTOS_INTRO_QEMU_TERM} ]
+then
 echo CONNECT below serial port to see simulated hardware:
-qemu-system-arm -machine mps2-an385 -cpu cortex-m3 -kernel "$demo" -monitor none -nographic -serial stdio -serial pty $debugFlags
+qemu-system-arm -machine mps2-an385 -cpu cortex-m3 -kernel "$demoBin" -monitor none -nographic -serial stdio -serial pty $debugFlags | tee ${logFile}
+else
+${FREERTOS_INTRO_QEMU_TERM} -- bash -c "${thisDirPath}/screen_hw.sh ${logFile}"
+qemu-system-arm -machine mps2-an385 -cpu cortex-m3 -kernel "$demoBin" -monitor none -nographic -serial stdio -serial pty $debugFlags | tee ${logFile}
+fi
diff --git a/shell/screen_hw.sh b/shell/screen_hw.sh
@@ -0,0 +1,14 @@
+logFile=$1
+serialPort=""
+while [ 1 == 1 ]
+do
+    line=$(cat $logFile | grep 'char device redirected to ')
+    if [ ! -z "$line" ]
+    then
+        serialPort=$(echo $line | awk '{print $5}')
+        echo Found $serialPort
+        break
+    fi
+done
+
+screen $serialPort