rtx update to v4.79

libraries/net/lwip/lwip-sys/arch/sys_arch.c

@@ -285,7 +285,7 @@ void sys_sem_free(sys_sem_t *sem) {}
  * @return a new mutex */
 err_t sys_mutex_new(sys_mutex_t *mutex) {
 #ifdef CMSIS_OS_RTX
-#ifdef __MBED_CMSIS_RTOS_CA9
+#if defined(__MBED_CMSIS_RTOS_CA9) || defined(__MBED_CMSIS_RTOS_CM)
     memset(mutex->data, 0, sizeof(int32_t)*4);
 #else
     memset(mutex->data, 0, sizeof(int32_t)*3);

libraries/net/lwip/lwip-sys/arch/sys_arch.h

@@ -40,7 +40,7 @@ typedef struct {
     osMutexId    id;
     osMutexDef_t def;
 #ifdef CMSIS_OS_RTX
-#ifdef __MBED_CMSIS_RTOS_CA9
+#if defined(__MBED_CMSIS_RTOS_CA9) || defined(__MBED_CMSIS_RTOS_CM)
     int32_t      data[4];
 #else
     int32_t      data[3];

libraries/rtos/rtos/Mutex.h

@@ -57,7 +57,7 @@ class Mutex {
     osMutexId _osMutexId;
     osMutexDef_t _osMutexDef;
 #ifdef CMSIS_OS_RTX
-#ifdef __MBED_CMSIS_RTOS_CA9
+#if defined(__MBED_CMSIS_RTOS_CA9) || defined(__MBED_CMSIS_RTOS_CM)
     int32_t _mutex_data[4];
 #else
     int32_t _mutex_data[3];

libraries/rtos/rtos/RtosTimer.h

@@ -61,8 +61,10 @@ class RtosTimer {
 private:
     osTimerId _timer_id;
     osTimerDef_t _timer;
-#ifdef CMSIS_OS_RTX
+#if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
     uint32_t _timer_data[5];
+#else
+    uint32_t _timer_data[6];
 #endif
 };
 

libraries/rtos/rtos/Thread.cpp

@@ -24,11 +24,17 @@
 #include "mbed_error.h"
 #include "rtos_idle.h"
 
+// rt_tid2ptcb is an internal function which we exposed to get TCB for thread id
+#undef NULL  //Workaround for conflicting macros in rt_TypeDef.h and stdio.h
+#include "rt_TypeDef.h"
+
+extern "C" P_TCB rt_tid2ptcb(osThreadId thread_id);
+
 namespace rtos {
 
 Thread::Thread(void (*task)(void const *argument), void *argument,
         osPriority priority, uint32_t stack_size, unsigned char *stack_pointer) {
-#ifdef CMSIS_OS_RTX
+#ifdef __MBED_CMSIS_RTOS_CM
     _thread_def.pthread = task;
     _thread_def.tpriority = priority;
     _thread_def.stacksize = stack_size;
@@ -71,8 +77,10 @@ int32_t Thread::signal_clr(int32_t signals) {
 }
 
 Thread::State Thread::get_state() {
-#ifndef __MBED_CMSIS_RTOS_CA9
+#if !defined(__MBED_CMSIS_RTOS_CA9) && !defined(__MBED_CMSIS_RTOS_CM)
+#ifdef CMSIS_OS_RTX
     return ((State)_thread_def.tcb.state);
+#endif
 #else
     uint8_t status;
     status = osThreadGetState(_tid);
@@ -82,36 +90,61 @@ Thread::State Thread::get_state() {
 
 uint32_t Thread::stack_size() {
 #ifndef __MBED_CMSIS_RTOS_CA9
+#if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
     return _thread_def.tcb.priv_stack;
+#else
+    P_TCB tcb = rt_tid2ptcb(_tid);
+    return tcb->priv_stack;
+#endif
 #else
     return 0;
 #endif
 }
 
 uint32_t Thread::free_stack() {
 #ifndef __MBED_CMSIS_RTOS_CA9
+#if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
     uint32_t bottom = (uint32_t)_thread_def.tcb.stack;
     return _thread_def.tcb.tsk_stack - bottom;
+#else
+    P_TCB tcb = rt_tid2ptcb(_tid);
+    uint32_t bottom = (uint32_t)tcb->stack;
+    return tcb->tsk_stack - bottom;
+#endif
 #else
     return 0;
 #endif
 }
 
 uint32_t Thread::used_stack() {
 #ifndef __MBED_CMSIS_RTOS_CA9
+#if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
     uint32_t top = (uint32_t)_thread_def.tcb.stack + _thread_def.tcb.priv_stack;
     return top - _thread_def.tcb.tsk_stack;
+#else
+    P_TCB tcb = rt_tid2ptcb(_tid);
+    uint32_t top = (uint32_t)tcb->stack + tcb->priv_stack;
+    return top - tcb->tsk_stack;
+#endif
 #else
     return 0;
 #endif
 }
 
 uint32_t Thread::max_stack() {
 #ifndef __MBED_CMSIS_RTOS_CA9
+#if defined(CMSIS_OS_RTX) && !defined(__MBED_CMSIS_RTOS_CM)
     uint32_t high_mark = 0;
     while (_thread_def.tcb.stack[high_mark] == 0xE25A2EA5)
         high_mark++;
     return _thread_def.tcb.priv_stack - (high_mark * 4);
+#else
+    P_TCB tcb = rt_tid2ptcb(_tid);
+    uint32_t high_mark = 0;
+    while (tcb->stack[high_mark] == 0xE25A2EA5)
+        high_mark++;
+    return tcb->priv_stack - (high_mark * 4);
+#endif
 #else
     return 0;
 #endif
@@ -139,9 +172,11 @@ void Thread::attach_idle_hook(void (*fptr)(void)) {
 
 Thread::~Thread() {
     terminate();
+#ifdef __MBED_CMSIS_RTOS_CM
     if (_dynamic_stack) {
         delete[] (_thread_def.stack_pointer);
     }
+#endif
 }
 
 }

libraries/rtos/rtx/TARGET_CORTEX_M/HAL_CM.c

@@ -1,12 +1,12 @@
 /*----------------------------------------------------------------------------
- *      RL-ARM - RTX
+ *      CMSIS-RTOS  -  RTX
  *----------------------------------------------------------------------------
  *      Name:    HAL_CM.C
  *      Purpose: Hardware Abstraction Layer for Cortex-M
- *      Rev.:    V4.60
+ *      Rev.:    V4.79
  *----------------------------------------------------------------------------
  *
- * Copyright (c) 1999-2009 KEIL, 2009-2012 ARM Germany GmbH
+ * Copyright (c) 1999-2009 KEIL, 2009-2015 ARM Germany GmbH
  * All rights reserved.
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
@@ -33,7 +33,7 @@
  *---------------------------------------------------------------------------*/
 
 #include "rt_TypeDef.h"
-#include "RTX_Conf.h"
+#include "RTX_Config.h"
 #include "rt_HAL_CM.h"
 
 
@@ -58,12 +58,15 @@ void rt_init_stack (P_TCB p_TCB, FUNCP task_body) {
 
   /* Prepare a complete interrupt frame for first task start */
   size = p_TCB->priv_stack >> 2;
+  if (size == 0U) {
+    size = (U16)os_stackinfo >> 2;
+  }
 
   /* Write to the top of stack. */
   stk = &p_TCB->stack[size];
 
   /* Auto correct to 8-byte ARM stack alignment. */
-  if ((U32)stk & 0x04) {
+  if ((U32)stk & 0x04U) {
     stk--;
   }
 
@@ -74,8 +77,8 @@ void rt_init_stack (P_TCB p_TCB, FUNCP task_body) {
   stk[14] = (U32)task_body;
 
   /* Clear R4-R11,R0-R3,R12,LR registers. */
-  for (i = 0; i < 14; i++) {
-    stk[i] = 0;
+  for (i = 0U; i < 14U; i++) {
+    stk[i] = 0U;
   }
 
   /* Assign a void pointer to R0. */
@@ -87,31 +90,67 @@ void rt_init_stack (P_TCB p_TCB, FUNCP task_body) {
   /* Task entry point. */
   p_TCB->ptask = task_body;
 
+
+#ifdef __MBED_CMSIS_RTOS_CM
   /* Set a magic word for checking of stack overflow.
-   For the main thread (ID: 0x01) the stack is in a memory area shared with the
+   For the main thread (ID: 0x02) the stack is in a memory area shared with the
    heap, therefore the last word of the stack is a moving target.
    We want to do stack/heap collision detection instead.
+   Similar applies to stack filling for the magic pattern.
   */
-  if (p_TCB->task_id != 0x01)
-      p_TCB->stack[0] = MAGIC_WORD;
+  if (p_TCB->task_id != 0x02) {
+    p_TCB->stack[0] = MAGIC_WORD;
+
+    /* Initialize stack with magic pattern. */
+    if (os_stackinfo & 0x10000000U) {
+      if (size > (16U+1U)) {
+        for (i = ((size - 16U)/2U) - 1U; i; i--) {
+          stk -= 2U;
+          stk[1] = MAGIC_PATTERN;
+          stk[0] = MAGIC_PATTERN;
+        }
+        if (--stk > p_TCB->stack) {
+          *stk = MAGIC_PATTERN;
+        }
+      }
+    }
+  }
+#else
+  /* Initialize stack with magic pattern. */
+  if (os_stackinfo & 0x10000000U) {
+    if (size > (16U+1U)) {
+      for (i = ((size - 16U)/2U) - 1U; i; i--) {
+        stk -= 2U;
+        stk[1] = MAGIC_PATTERN;
+        stk[0] = MAGIC_PATTERN;
+      }
+      if (--stk > p_TCB->stack) {
+        *stk = MAGIC_PATTERN;
+      }
+    }
+  }
+
+  /* Set a magic word for checking of stack overflow. */
+  p_TCB->stack[0] = MAGIC_WORD;
+#endif
 }
 
 
 /*--------------------------- rt_ret_val ----------------------------------*/
 
 static __inline U32 *rt_ret_regs (P_TCB p_TCB) {
   /* Get pointer to task return value registers (R0..R3) in Stack */
-#if (__TARGET_FPU_VFP)
+#if defined(__TARGET_FPU_VFP)
   if (p_TCB->stack_frame) {
     /* Extended Stack Frame: R4-R11,S16-S31,R0-R3,R12,LR,PC,xPSR,S0-S15,FPSCR */
-    return (U32 *)(p_TCB->tsk_stack + 8*4 + 16*4);
+    return (U32 *)(p_TCB->tsk_stack + (8U*4U) + (16U*4U));
   } else {
     /* Basic Stack Frame: R4-R11,R0-R3,R12,LR,PC,xPSR */
-    return (U32 *)(p_TCB->tsk_stack + 8*4);
+    return (U32 *)(p_TCB->tsk_stack + (8U*4U));
   }
 #else
   /* Stack Frame: R4-R11,R0-R3,R12,LR,PC,xPSR */
-  return (U32 *)(p_TCB->tsk_stack + 8*4);
+  return (U32 *)(p_TCB->tsk_stack + (8U*4U));
 #endif
 }
 
@@ -135,9 +174,9 @@ void rt_ret_val2(P_TCB p_TCB, U32 v0, U32 v1) {
 
 #ifdef DBG_MSG
 void dbg_init (void) {
-  if ((DEMCR & DEMCR_TRCENA)     &&
-      (ITM_CONTROL & ITM_ITMENA) &&
-      (ITM_ENABLE & (1UL << 31))) {
+  if (((DEMCR & DEMCR_TRCENA) != 0U)     && 
+      ((ITM_CONTROL & ITM_ITMENA) != 0U) &&
+      ((ITM_ENABLE & (1UL << 31)) != 0U)) {
     dbg_msg = __TRUE;
   }
 }
@@ -147,24 +186,22 @@ void dbg_init (void) {
 
 #ifdef DBG_MSG
 void dbg_task_notify (P_TCB p_tcb, BOOL create) {
-  while (ITM_PORT31_U32 == 0);
+  while (ITM_PORT31_U32 == 0U);
   ITM_PORT31_U32 = (U32)p_tcb->ptask;
-  while (ITM_PORT31_U32 == 0);
-  ITM_PORT31_U16 = (create << 8) | p_tcb->task_id;
+  while (ITM_PORT31_U32 == 0U);
+  ITM_PORT31_U16 = (U16)((create << 8) | p_tcb->task_id);
 }
 #endif
 
 /*--------------------------- dbg_task_switch -------------------------------*/
 
 #ifdef DBG_MSG
 void dbg_task_switch (U32 task_id) {
-  while (ITM_PORT31_U32 == 0);
-  ITM_PORT31_U8 = task_id;
+  while (ITM_PORT31_U32 == 0U);
+  ITM_PORT31_U8 = (U8)task_id;
 }
 #endif
 
-
 /*----------------------------------------------------------------------------
  * end of file
  *---------------------------------------------------------------------------*/
-