implement a message processing queue that will hopefully aleviate the pain in working with tinyframe. this should make it possible to almost entirely get rid of async jobs for simple replies

tasks/sched_queue.h

@@ -29,4 +29,14 @@ struct sched_que_item {
     };
 };
 
+// This que is used to stash frames received from TinyFrame for later evaluation on the application thread
+struct rx_que_item {
+    uint32_t len;
+    uint8_t data[64];
+};
+
+#define LP_SCHED_CAPACITY 5
+#define HP_SCHED_CAPACITY 5
+#define RX_QUE_CAPACITY 8
+
 #endif //GEX_SCHED_QUEUE_H

tasks/task_main.c

@@ -48,7 +48,7 @@ void TaskMain(void const * argument)
             // Periodically check stacks for overrun
             stackmon_check_canaries();
             // Periodically dump all stacks - for checking levels before critical (to reduce size if not needed)
-//            if ((cnt%50)==0) stackmon_dump();
+            if ((cnt%75)==0) stackmon_dump();
             continue;
         }
 

tasks/task_msg.c

@@ -0,0 +1,20 @@
+//
+// Created by MightyPork on 2017/12/22.
+//
+
+#include <comm/messages.h>
+#include "platform.h"
+#include "task_msg.h"
+#include "sched_queue.h"
+
+void TaskMessaging(const void * argument)
+{
+    dbg("> Message queue task started!");
+
+    struct rx_que_item slot;
+    while (1) {
+        xQueueReceive(queRxDataHandle, &slot, osWaitForever);
+        assert_param(slot.len>0 && slot.len<=64); // check the len is within bounds
+        TF_Accept(comm, slot.data, slot.len);
+    }
+}

tasks/task_msg.h

@@ -0,0 +1,12 @@
+//
+// Created by MightyPork on 2017/12/22.
+//
+
+#ifndef GEX_F072_TASK_MSG_H
+#define GEX_F072_TASK_MSG_H
+
+extern osMessageQId queRxDataHandle;
+extern osThreadId tskMsgHandle;
+void TaskMessaging(const void * argument);
+
+#endif //GEX_F072_TASK_MSG_H