git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@8918 35acf78f-673a-0410-8e92-d51de3d6d3f4

30 files changed, 268 insertions, 841 deletions

diff --git a/demos/KINETIS/RT-FREEDOM-K20D50M-EXT/chconf.h b/demos/KINETIS/RT-FREEDOM-K20D50M-EXT/chconf.h
index b7a340d6f..ea4adf5f5 100644
--- a/demos/KINETIS/RT-FREEDOM-K20D50M-EXT/chconf.h
+++ b/demos/KINETIS/RT-FREEDOM-K20D50M-EXT/chconf.h
@@ -28,6 +28,8 @@
 #ifndef _CHCONF_H_

 #define _CHCONF_H_

 

+#define _CHIBIOS_RT_CONF_

+

 /*===========================================================================*/

 /**

  * @name System timers settings

@@ -360,9 +362,16 @@
  * @details If enabled then the context switch circular trace buffer is

  *          activated.

  *

- * @note    The default is @p FALSE.

+ * @note    The default is @p CH_DBG_TRACE_MASK_NONE.

+ */

+#define CH_DBG_TRACE_MASK                   CH_DBG_TRACE_MASK_NONE

+

+/**

+ * @brief   Trace buffer entries.

+ * @note    The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is

+ *          different from @p CH_DBG_TRACE_MASK_NONE.

  */

-#define CH_DBG_ENABLE_TRACE                 FALSE

+#define CH_DBG_TRACE_BUFFER_SIZE            128

 

 /**

  * @brief   Debug option, stack checks.

@@ -427,10 +436,6 @@
 /**

  * @brief   Threads finalization hook.

  * @details User finalization code added to the @p chThdExit() API.

- *

- * @note    It is inserted into lock zone.

- * @note    It is also invoked when the threads simply return in order to

- *          terminate.

  */

 #define CH_CFG_THREAD_EXIT_HOOK(tp) {                                       \

   /* Add threads finalization code here.*/                                  \

@@ -445,12 +450,27 @@
 }

 

 /**

+ * @brief   ISR enter hook.

+ */

+#define CH_CFG_IRQ_PROLOGUE_HOOK() {                                        \

+  /* IRQ prologue code here.*/                                              \

+}

+

+/**

+ * @brief   ISR exit hook.

+ */

+#define CH_CFG_IRQ_EPILOGUE_HOOK() {                                        \

+  /* IRQ epilogue code here.*/                                              \

+}

+

+/**

  * @brief   Idle thread enter hook.

  * @note    This hook is invoked within a critical zone, no OS functions

  *          should be invoked from here.

  * @note    This macro can be used to activate a power saving mode.

  */

 #define CH_CFG_IDLE_ENTER_HOOK() {                                          \

+  /* Idle-enter code here.*/                                                \

 }

 

 /**

@@ -460,6 +480,7 @@
  * @note    This macro can be used to deactivate a power saving mode.

  */

 #define CH_CFG_IDLE_LEAVE_HOOK() {                                          \

+  /* Idle-leave code here.*/                                                \

 }

 

 /**

@@ -488,6 +509,15 @@
   /* System halt code here.*/                                               \

 }

 

+/**

+ * @brief   Trace hook.

+ * @details This hook is invoked each time a new record is written in the

+ *          trace buffer.

+ */

+#define CH_CFG_TRACE_HOOK(tep) {                                            \

+  /* Trace code here.*/                                                     \

+}

+

 /** @} */

 

 /*===========================================================================*/

diff --git a/demos/KINETIS/RT-FREEDOM-KL25Z-EXT/chconf.h b/demos/KINETIS/RT-FREEDOM-KL25Z-EXT/chconf.h
index b7a340d6f..ea4adf5f5 100644
--- a/demos/KINETIS/RT-FREEDOM-KL25Z-EXT/chconf.h
+++ b/demos/KINETIS/RT-FREEDOM-KL25Z-EXT/chconf.h
@@ -28,6 +28,8 @@
 #ifndef _CHCONF_H_

 #define _CHCONF_H_

 

+#define _CHIBIOS_RT_CONF_

+

 /*===========================================================================*/

 /**

  * @name System timers settings

@@ -360,9 +362,16 @@
  * @details If enabled then the context switch circular trace buffer is

  *          activated.

  *

- * @note    The default is @p FALSE.

+ * @note    The default is @p CH_DBG_TRACE_MASK_NONE.

+ */

+#define CH_DBG_TRACE_MASK                   CH_DBG_TRACE_MASK_NONE

+

+/**

+ * @brief   Trace buffer entries.

+ * @note    The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is

+ *          different from @p CH_DBG_TRACE_MASK_NONE.

  */

-#define CH_DBG_ENABLE_TRACE                 FALSE

+#define CH_DBG_TRACE_BUFFER_SIZE            128

 

 /**

  * @brief   Debug option, stack checks.

@@ -427,10 +436,6 @@
 /**

  * @brief   Threads finalization hook.

  * @details User finalization code added to the @p chThdExit() API.

- *

- * @note    It is inserted into lock zone.

- * @note    It is also invoked when the threads simply return in order to

- *          terminate.

  */

 #define CH_CFG_THREAD_EXIT_HOOK(tp) {                                       \

   /* Add threads finalization code here.*/                                  \

@@ -445,12 +450,27 @@
 }

 

 /**

+ * @brief   ISR enter hook.

+ */

+#define CH_CFG_IRQ_PROLOGUE_HOOK() {                                        \

+  /* IRQ prologue code here.*/                                              \

+}

+

+/**

+ * @brief   ISR exit hook.

+ */

+#define CH_CFG_IRQ_EPILOGUE_HOOK() {                                        \

+  /* IRQ epilogue code here.*/                                              \

+}

+

+/**

  * @brief   Idle thread enter hook.

  * @note    This hook is invoked within a critical zone, no OS functions

  *          should be invoked from here.

  * @note    This macro can be used to activate a power saving mode.

  */

 #define CH_CFG_IDLE_ENTER_HOOK() {                                          \

+  /* Idle-enter code here.*/                                                \

 }

 

 /**

@@ -460,6 +480,7 @@
  * @note    This macro can be used to deactivate a power saving mode.

  */

 #define CH_CFG_IDLE_LEAVE_HOOK() {                                          \

+  /* Idle-leave code here.*/                                                \

 }

 

 /**

@@ -488,6 +509,15 @@
   /* System halt code here.*/                                               \

 }

 

+/**

+ * @brief   Trace hook.

+ * @details This hook is invoked each time a new record is written in the

+ *          trace buffer.

+ */

+#define CH_CFG_TRACE_HOOK(tep) {                                            \

+  /* Trace code here.*/                                                     \

+}

+

 /** @} */

 

 /*===========================================================================*/

diff --git a/demos/KINETIS/RT-MCHCK-K20-GPT/chconf.h b/demos/KINETIS/RT-MCHCK-K20-GPT/chconf.h
index b7a340d6f..ea4adf5f5 100644
--- a/demos/KINETIS/RT-MCHCK-K20-GPT/chconf.h
+++ b/demos/KINETIS/RT-MCHCK-K20-GPT/chconf.h
@@ -28,6 +28,8 @@
 #ifndef _CHCONF_H_

 #define _CHCONF_H_

 

+#define _CHIBIOS_RT_CONF_

+

 /*===========================================================================*/

 /**

  * @name System timers settings

@@ -360,9 +362,16 @@
  * @details If enabled then the context switch circular trace buffer is

  *          activated.

  *

- * @note    The default is @p FALSE.

+ * @note    The default is @p CH_DBG_TRACE_MASK_NONE.

+ */

+#define CH_DBG_TRACE_MASK                   CH_DBG_TRACE_MASK_NONE

+

+/**

+ * @brief   Trace buffer entries.

+ * @note    The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is

+ *          different from @p CH_DBG_TRACE_MASK_NONE.

  */

-#define CH_DBG_ENABLE_TRACE                 FALSE

+#define CH_DBG_TRACE_BUFFER_SIZE            128

 

 /**

  * @brief   Debug option, stack checks.

@@ -427,10 +436,6 @@
 /**

  * @brief   Threads finalization hook.

  * @details User finalization code added to the @p chThdExit() API.

- *

- * @note    It is inserted into lock zone.

- * @note    It is also invoked when the threads simply return in order to

- *          terminate.

  */

 #define CH_CFG_THREAD_EXIT_HOOK(tp) {                                       \

   /* Add threads finalization code here.*/                                  \

@@ -445,12 +450,27 @@
 }

 

 /**

+ * @brief   ISR enter hook.

+ */

+#define CH_CFG_IRQ_PROLOGUE_HOOK() {                                        \

+  /* IRQ prologue code here.*/                                              \

+}

+

+/**

+ * @brief   ISR exit hook.

+ */

+#define CH_CFG_IRQ_EPILOGUE_HOOK() {                                        \

+  /* IRQ epilogue code here.*/                                              \

+}

+

+/**

  * @brief   Idle thread enter hook.

  * @note    This hook is invoked within a critical zone, no OS functions

  *          should be invoked from here.

  * @note    This macro can be used to activate a power saving mode.

  */

 #define CH_CFG_IDLE_ENTER_HOOK() {                                          \

+  /* Idle-enter code here.*/                                                \

 }

 

 /**

@@ -460,6 +480,7 @@
  * @note    This macro can be used to deactivate a power saving mode.

  */

 #define CH_CFG_IDLE_LEAVE_HOOK() {                                          \

+  /* Idle-leave code here.*/                                                \

 }

 

 /**

@@ -488,6 +509,15 @@
   /* System halt code here.*/                                               \

 }

 

+/**

+ * @brief   Trace hook.

+ * @details This hook is invoked each time a new record is written in the

+ *          trace buffer.

+ */

+#define CH_CFG_TRACE_HOOK(tep) {                                            \

+  /* Trace code here.*/                                                     \

+}

+

 /** @} */

 

 /*===========================================================================*/

diff --git a/demos/SPC5/NIL-SPC560D-EVB/Makefile b/demos/SPC5/NIL-SPC560D-EVB/Makefile
index 79707db73..810804d03 100644
--- a/demos/SPC5/NIL-SPC560D-EVB/Makefile
+++ b/demos/SPC5/NIL-SPC560D-EVB/Makefile
@@ -91,7 +91,7 @@ include $(CHIBIOS)/os/hal/ports/SPC5/SPC560Dxx/platform.mk
 include $(CHIBIOS)/os/hal/osal/nil/osal.mk

 # RTOS files (optional).

 include $(CHIBIOS)/os/nil/nil.mk

-include $(CHIBIOS)/os/common/startup/e200/compilers/GCC/mk/port.mk

+include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/nil/test.mk

 

diff --git a/demos/SPC5/RT-SPC560B-EVB/Makefile b/demos/SPC5/RT-SPC560B-EVB/Makefile
index 172c5cfea..175063aad 100644
--- a/demos/SPC5/RT-SPC560B-EVB/Makefile
+++ b/demos/SPC5/RT-SPC560B-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/startup/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC560B60.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC560B-EVB/main.c b/demos/SPC5/RT-SPC560B-EVB/main.c
index 957f0e8c2..5b5d89d44 100644
--- a/demos/SPC5/RT-SPC560B-EVB/main.c
+++ b/demos/SPC5/RT-SPC560B-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -187,15 +132,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC560D-EVB/Makefile b/demos/SPC5/RT-SPC560D-EVB/Makefile
index efc09d1b8..01d02d200 100644
--- a/demos/SPC5/RT-SPC560D-EVB/Makefile
+++ b/demos/SPC5/RT-SPC560D-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/startup/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC560D40.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC560D-EVB/main.c b/demos/SPC5/RT-SPC560D-EVB/main.c
index a83128f2c..5b5d89d44 100644
--- a/demos/SPC5/RT-SPC560D-EVB/main.c
+++ b/demos/SPC5/RT-SPC560D-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size, largest;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size, &largest);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-  chprintf(chp, "heap free largest: %u bytes\r\n", largest);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->ctx.sp,

-            (uint32_t)tp->prio, states[tp->state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -187,15 +132,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC560P-EVB/Makefile b/demos/SPC5/RT-SPC560P-EVB/Makefile
index 324411796..22cad7e1f 100644
--- a/demos/SPC5/RT-SPC560P-EVB/Makefile
+++ b/demos/SPC5/RT-SPC560P-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC560P50.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC560P-EVB/main.c b/demos/SPC5/RT-SPC560P-EVB/main.c
index 1806961b2..07087821d 100644
--- a/demos/SPC5/RT-SPC560P-EVB/main.c
+++ b/demos/SPC5/RT-SPC560P-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -187,15 +132,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC563M-EVB/Makefile b/demos/SPC5/RT-SPC563M-EVB/Makefile
index d9caf5cf8..336f346f8 100644
--- a/demos/SPC5/RT-SPC563M-EVB/Makefile
+++ b/demos/SPC5/RT-SPC563M-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC563M64.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC563M-EVB/main.c b/demos/SPC5/RT-SPC563M-EVB/main.c
index ab881fdc4..866212741 100644
--- a/demos/SPC5/RT-SPC563M-EVB/main.c
+++ b/demos/SPC5/RT-SPC563M-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -170,15 +115,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC564A-EVB/Makefile b/demos/SPC5/RT-SPC564A-EVB/Makefile
index 43349cde5..621fb7f84 100644
--- a/demos/SPC5/RT-SPC564A-EVB/Makefile
+++ b/demos/SPC5/RT-SPC564A-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC564A80.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC564A-EVB/main.c b/demos/SPC5/RT-SPC564A-EVB/main.c
index ab881fdc4..866212741 100644
--- a/demos/SPC5/RT-SPC564A-EVB/main.c
+++ b/demos/SPC5/RT-SPC564A-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -170,15 +115,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC56EC-EVB/Makefile b/demos/SPC5/RT-SPC56EC-EVB/Makefile
index edb9063a2..89e2c1509 100644
--- a/demos/SPC5/RT-SPC56EC-EVB/Makefile
+++ b/demos/SPC5/RT-SPC56EC-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC56EC74.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC56EC-EVB/main.c b/demos/SPC5/RT-SPC56EC-EVB/main.c
index 957f0e8c2..5b5d89d44 100644
--- a/demos/SPC5/RT-SPC56EC-EVB/main.c
+++ b/demos/SPC5/RT-SPC56EC-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -187,15 +132,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/SPC5/RT-SPC56EL-EVB/Makefile b/demos/SPC5/RT-SPC56EL-EVB/Makefile
index 67f82a43f..009fd1219 100644
--- a/demos/SPC5/RT-SPC56EL-EVB/Makefile
+++ b/demos/SPC5/RT-SPC56EL-EVB/Makefile
@@ -94,6 +94,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/e200/compilers/GCC/mk/port.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/SPC56EL60_LSM.ld

@@ -107,9 +109,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        main.c

 

 # C++ sources here.

@@ -120,7 +121,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/SPC5/RT-SPC56EL-EVB/main.c b/demos/SPC5/RT-SPC56EL-EVB/main.c
index 1806961b2..07087821d 100644
--- a/demos/SPC5/RT-SPC56EL-EVB/main.c
+++ b/demos/SPC5/RT-SPC56EL-EVB/main.c
@@ -21,63 +21,8 @@
 #include "chprintf.h"

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(1024)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.sp,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -187,15 +132,14 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp)

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

-    }

+    thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                  NORMALPRIO + 1, shellThread,

+                                  (void *)&shell_cfg1);

+    chThdWait(shelltp);               /* Waiting termination.             */

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     chThdSleepMilliseconds(1000);

   }

   return 0;

diff --git a/demos/STM32/CMSIS-STM32F407-DISCOVERY/Makefile b/demos/STM32/CMSIS-STM32F407-DISCOVERY/Makefile
index e81701cc8..ee50b2c53 100644
--- a/demos/STM32/CMSIS-STM32F407-DISCOVERY/Makefile
+++ b/demos/STM32/CMSIS-STM32F407-DISCOVERY/Makefile
@@ -99,7 +99,7 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

-include $(CHIBIOS)/os/common/startup/ARMCMx/cmsis_os/cmsis_os.mk

+include $(CHIBIOS)/os/common/ports/ARMCMx/cmsis_os/cmsis_os.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/STM32F407xG.ld

diff --git a/demos/STM32/RT-STM32F103-MAPLEMINI/Makefile b/demos/STM32/RT-STM32F103-MAPLEMINI/Makefile
index 60d87468d..1e1090d40 100644
--- a/demos/STM32/RT-STM32F103-MAPLEMINI/Makefile
+++ b/demos/STM32/RT-STM32F103-MAPLEMINI/Makefile
@@ -102,6 +102,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 ifeq ($(USE_MAPLEMINI_BOOTLOADER),1)

@@ -120,9 +122,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/various/shell.c \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        usbcfg.c main.c

 

 # C++ sources that can be compiled in ARM or THUMB mode depending on the global

@@ -154,7 +155,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/STM32/RT-STM32F103-MAPLEMINI/main.c b/demos/STM32/RT-STM32F103-MAPLEMINI/main.c
index 5ce15913b..6b85c77a0 100644
--- a/demos/STM32/RT-STM32F103-MAPLEMINI/main.c
+++ b/demos/STM32/RT-STM32F103-MAPLEMINI/main.c
@@ -31,58 +31,6 @@
 /*===========================================================================*/

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(2048)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.r13,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 /* Can be measured using dd if=/dev/xxxx of=/dev/null bs=512 count=10000.*/

 static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {

@@ -125,9 +73,6 @@ static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {
 }

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {"write", cmd_write},

   {NULL, NULL}

 };

@@ -162,7 +107,6 @@ static __attribute__((noreturn)) THD_FUNCTION(Thread1, arg) {
  * Application entry point.

  */

 int __attribute__((noreturn)) main(void) {

-  thread_t *shelltp = NULL;

 

   /*

    * System initializations.

@@ -201,15 +145,15 @@ int __attribute__((noreturn)) main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity, in this demo it does nothing except

-   * sleeping in a loop and check the button state.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE))

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

+    if (SDU1.config->usbp->state == USB_ACTIVE) {

+      thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                    NORMALPRIO + 1, shellThread,

+                                    (void *)&shell_cfg1);

+      chThdWait(shelltp);               /* Waiting termination.             */

+      chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     }

     chThdSleepMilliseconds(1000);

   }

diff --git a/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/Makefile b/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/Makefile
index 64b7dbad6..dc4293009 100644
--- a/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/Makefile
+++ b/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/Makefile
@@ -99,6 +99,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 include $(CHIBIOS)/os/various/lwip_bindings/lwip.mk

 include $(CHIBIOS)/os/various/fatfs_bindings/fatfs.mk

 

@@ -116,10 +118,8 @@ CSRC = $(STARTUPSRC) \
        $(BOARDSRC) \

        $(TESTSRC) \

        $(FATFSSRC) \

-       $(CHIBIOS)/os/various/evtimer.c \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

-       $(CHIBIOS)/os/various/shell.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        usbcfg.c main.c

 

 # C++ sources that can be compiled in ARM or THUMB mode depending on the global

@@ -151,8 +151,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(FATFSINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC) $(FATFSINC)

 

 #

 # Project, sources and paths

diff --git a/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/main.c b/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/main.c
index 4d60b3b33..54fe64ee6 100644
--- a/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/main.c
+++ b/demos/STM32/RT-STM32F103-STM3210E_EVAL-FATFS-USB/main.c
@@ -154,58 +154,6 @@ static FRESULT scan_files(BaseSequentialStream *chp, char *path) {
 /*===========================================================================*/

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(2048)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.r13,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static void cmd_tree(BaseSequentialStream *chp, int argc, char *argv[]) {

   FRESULT err;

@@ -235,9 +183,6 @@ static void cmd_tree(BaseSequentialStream *chp, int argc, char *argv[]) {
 }

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {"tree", cmd_tree},

   {NULL, NULL}

 };

@@ -251,6 +196,8 @@ static const ShellConfig shell_cfg1 = {
 /* Main and generic code.                                                    */

 /*===========================================================================*/

 

+static thread_t *shelltp = NULL;

+

 /*

  * Card insertion event.

  */

@@ -283,6 +230,18 @@ static void RemoveHandler(eventid_t id) {
 }

 

 /*

+ * Shell exit event.

+ */

+static void ShellHandler(eventid_t id) {

+

+  (void)id;

+  if (chThdTerminatedX(shelltp)) {

+    chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

+    shelltp = NULL;

+  }

+}

+

+/*

  * Green LED blinker thread, times are in milliseconds.

  */

 static THD_WORKING_AREA(waThread1, 128);

@@ -300,12 +259,12 @@ static THD_FUNCTION(Thread1, arg) {
  * Application entry point.

  */

 int main(void) {

-  static thread_t *shelltp = NULL;

   static const evhandler_t evhndl[] = {

     InsertHandler,

-    RemoveHandler

+    RemoveHandler,

+    ShellHandler

   };

-  event_listener_t el0, el1;

+  event_listener_t el0, el1, el2;

 

   /*

    * System initializations.

@@ -349,17 +308,17 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity, in this demo it does nothing except

-   * sleeping in a loop and listen for events.

+   * Normal main() thread activity, handling SD card events and shell

+   * start/exit.

    */

   chEvtRegister(&inserted_event, &el0, 0);

   chEvtRegister(&removed_event, &el1, 1);

+  chEvtRegister(&shell_terminated, &el2, 2);

   while (true) {

-    if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE))

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

+    if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE)) {

+      shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                    NORMALPRIO + 1, shellThread,

+                                    (void *)&shell_cfg1);

     }

     chEvtDispatch(evhndl, chEvtWaitOneTimeout(ALL_EVENTS, MS2ST(500)));

   }

diff --git a/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/Makefile b/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/Makefile
index 82a14c13e..cb84f6c7c 100644
--- a/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/Makefile
+++ b/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/Makefile
@@ -99,6 +99,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/STM32F103xE.ld

@@ -113,9 +115,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/various/shell.c \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        usbcfg.c main.c

 

 # C++ sources that can be compiled in ARM or THUMB mode depending on the global

@@ -147,7 +148,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/main.c b/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/main.c
index 2515f18cb..2588fb35a 100644
--- a/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/main.c
+++ b/demos/STM32/RT-STM32F103_INEMO_DISCOVERY/main.c
@@ -31,58 +31,6 @@
 /*===========================================================================*/

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(2048)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.r13,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 /* Can be measured using dd if=/dev/xxxx of=/dev/null bs=512 count=10000.*/

 static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {

@@ -125,9 +73,6 @@ static void cmd_write(BaseSequentialStream *chp, int argc, char *argv[]) {
 }

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {"write", cmd_write},

   {NULL, NULL}

 };

@@ -162,7 +107,6 @@ static THD_FUNCTION(Thread1, arg) {
  * Application entry point.

  */

 int main(void) {

-  thread_t *shelltp = NULL;

 

   /*

    * System initializations.

@@ -201,15 +145,15 @@ int main(void) {
   chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);

 

   /*

-   * Normal main() thread activity, in this demo it does nothing except

-   * sleeping in a loop and check the button state.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp && (SDU1.config->usbp->state == USB_ACTIVE))

-      shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-    else if (chThdTerminatedX(shelltp)) {

-      chThdRelease(shelltp);    /* Recovers memory of the previous shell.   */

-      shelltp = NULL;           /* Triggers spawning of a new shell.        */

+    if (SDU1.config->usbp->state == USB_ACTIVE) {

+      thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                    NORMALPRIO + 1, shellThread,

+                                    (void *)&shell_cfg1);

+      chThdWait(shelltp);               /* Waiting termination.             */

+      chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     }

     chThdSleepMilliseconds(1000);

   }

diff --git a/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/Makefile b/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/Makefile
index 477373a6c..7f986b30b 100644
--- a/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/Makefile
+++ b/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/Makefile
@@ -99,6 +99,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/STM32F407xG.ld

@@ -113,10 +115,9 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        $(CHIBIOS)/os/various/devices_lib/accel/lis302dl.c \

-       $(CHIBIOS)/os/various/shell.c \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

        usbcfg.c main.c

 

 # C++ sources that can be compiled in ARM or THUMB mode depending on the global

@@ -148,8 +149,8 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/various/devices_lib/accel \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC) \

+         $(CHIBIOS)/os/various/devices_lib/accel

 

 #

 # Project, sources and paths

diff --git a/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/main.c b/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/main.c
index 1c02f91f7..820163f4f 100644
--- a/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/main.c
+++ b/demos/STM32/RT-STM32F407-DISCOVERY-MEMS/main.c
@@ -29,63 +29,8 @@
 /*===========================================================================*/

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(2048)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-             (uint32_t)tp, (uint32_t)tp->p_ctx.r13,

-             (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-             states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -220,7 +165,6 @@ static THD_FUNCTION(Thread1, arg) {
  * Application entry point.

  */

 int main(void) {

-  thread_t *shelltp = NULL;

 

   /*

    * System initializations.

@@ -300,24 +244,16 @@ int main(void) {
                     NORMALPRIO + 10, Thread1, NULL);

 

   /*

-   * Normal main() thread activity, in this demo it just performs

-   * a shell respawn upon its termination.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp) {

-      if (SDU1.config->usbp->state == USB_ACTIVE) {

-        /* Spawns a new shell.*/

-        shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-      }

-    }

-    else {

-      /* If the previous shell exited.*/

-      if (chThdTerminatedX(shelltp)) {

-        /* Recovers memory of the previous shell.*/

-        chThdRelease(shelltp);

-        shelltp = NULL;

-      }

+    if (SDU1.config->usbp->state == USB_ACTIVE) {

+      thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                    NORMALPRIO + 1, shellThread,

+                                    (void *)&shell_cfg1);

+      chThdWait(shelltp);               /* Waiting termination.             */

+      chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     }

-    chThdSleepMilliseconds(500);

+    chThdSleepMilliseconds(1000);

   }

 }

diff --git a/demos/STM32/RT-STM32F429-DISCOVERY/Makefile b/demos/STM32/RT-STM32F429-DISCOVERY/Makefile
index 5d4e6f54b..f0b718b91 100644
--- a/demos/STM32/RT-STM32F429-DISCOVERY/Makefile
+++ b/demos/STM32/RT-STM32F429-DISCOVERY/Makefile
@@ -99,6 +99,8 @@ include $(CHIBIOS)/os/rt/rt.mk
 include $(CHIBIOS)/os/common/ports/ARMCMx/compilers/GCC/mk/port_v7m.mk

 # Other files (optional).

 include $(CHIBIOS)/test/rt/test.mk

+include $(CHIBIOS)/os/hal/lib/streams/streams.mk

+include $(CHIBIOS)/os/various/shell/shell.mk

 

 # Define linker script file here

 LDSCRIPT= $(STARTUPLD)/STM32F429xI.ld

@@ -113,9 +115,8 @@ CSRC = $(STARTUPSRC) \
        $(PLATFORMSRC) \

        $(BOARDSRC) \

        $(TESTSRC) \

-       $(CHIBIOS)/os/various/shell.c \

-       $(CHIBIOS)/os/hal/lib/streams/memstreams.c \

-       $(CHIBIOS)/os/hal/lib/streams/chprintf.c \

+       $(STREAMSSRC) \

+       $(SHELLSRC) \

        usbcfg.c main.c

 

 # C++ sources that can be compiled in ARM or THUMB mode depending on the global

@@ -147,7 +148,7 @@ ASMSRC = $(STARTUPASM) $(PORTASM) $(OSALASM)
 

 INCDIR = $(STARTUPINC) $(KERNINC) $(PORTINC) $(OSALINC) \

          $(HALINC) $(PLATFORMINC) $(BOARDINC) $(TESTINC) \

-         $(CHIBIOS)/os/hal/lib/streams $(CHIBIOS)/os/various

+         $(STREAMSINC) $(SHELLINC)

 

 #

 # Project, sources and paths

diff --git a/demos/STM32/RT-STM32F429-DISCOVERY/main.c b/demos/STM32/RT-STM32F429-DISCOVERY/main.c
index f423b233e..0f42d959f 100644
--- a/demos/STM32/RT-STM32F429-DISCOVERY/main.c
+++ b/demos/STM32/RT-STM32F429-DISCOVERY/main.c
@@ -60,63 +60,8 @@ static THD_FUNCTION(Thread2, arg) {
 /*===========================================================================*/

 

 #define SHELL_WA_SIZE   THD_WORKING_AREA_SIZE(2048)

-#define TEST_WA_SIZE    THD_WORKING_AREA_SIZE(256)

-

-static void cmd_mem(BaseSequentialStream *chp, int argc, char *argv[]) {

-  size_t n, size;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: mem\r\n");

-    return;

-  }

-  n = chHeapStatus(NULL, &size);

-  chprintf(chp, "core free memory : %u bytes\r\n", chCoreGetStatusX());

-  chprintf(chp, "heap fragments   : %u\r\n", n);

-  chprintf(chp, "heap free total  : %u bytes\r\n", size);

-}

-

-static void cmd_threads(BaseSequentialStream *chp, int argc, char *argv[]) {

-  static const char *states[] = {CH_STATE_NAMES};

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: threads\r\n");

-    return;

-  }

-  chprintf(chp, "    addr    stack prio refs     state time\r\n");

-  tp = chRegFirstThread();

-  do {

-    chprintf(chp, "%08lx %08lx %4lu %4lu %9s\r\n",

-            (uint32_t)tp, (uint32_t)tp->p_ctx.r13,

-            (uint32_t)tp->p_prio, (uint32_t)(tp->p_refs - 1),

-            states[tp->p_state]);

-    tp = chRegNextThread(tp);

-  } while (tp != NULL);

-}

-

-static void cmd_test(BaseSequentialStream *chp, int argc, char *argv[]) {

-  thread_t *tp;

-

-  (void)argv;

-  if (argc > 0) {

-    chprintf(chp, "Usage: test\r\n");

-    return;

-  }

-  tp = chThdCreateFromHeap(NULL, TEST_WA_SIZE, chThdGetPriorityX(),

-                           TestThread, chp);

-  if (tp == NULL) {

-    chprintf(chp, "out of memory\r\n");

-    return;

-  }

-  chThdWait(tp);

-}

 

 static const ShellCommand commands[] = {

-  {"mem", cmd_mem},

-  {"threads", cmd_threads},

-  {"test", cmd_test},

   {NULL, NULL}

 };

 

@@ -133,7 +78,6 @@ static const ShellConfig shell_cfg1 = {
  * Application entry point.

  */

 int main(void) {

-  thread_t *shelltp = NULL;

 

   /*

    * System initializations.

@@ -175,24 +119,16 @@ int main(void) {
                     NORMALPRIO + 10, Thread2, NULL);

 

   /*

-   * Normal main() thread activity, in this demo it just performs

-   * a shell respawn upon its termination.

+   * Normal main() thread activity, spawning shells.

    */

   while (true) {

-    if (!shelltp) {

-      if (SDU1.config->usbp->state == USB_ACTIVE) {

-        /* Spawns a new shell.*/

-        shelltp = shellCreate(&shell_cfg1, SHELL_WA_SIZE, NORMALPRIO);

-      }

-    }

-    else {

-      /* If the previous shell exited.*/

-      if (chThdTerminatedX(shelltp)) {

-        /* Recovers memory of the previous shell.*/

-        chThdRelease(shelltp);

-        shelltp = NULL;

-      }

+    if (SDU1.config->usbp->state == USB_ACTIVE) {

+      thread_t *shelltp = chThdCreateFromHeap(NULL, SHELL_WA_SIZE,

+                                    NORMALPRIO + 1, shellThread,

+                                    (void *)&shell_cfg1);

+      chThdWait(shelltp);               /* Waiting termination.             */

+      chThdFreeToHeap(shelltp);         /* Returning memory to heap.        */

     }

-    chThdSleepMilliseconds(500);

+    chThdSleepMilliseconds(1000);

   }

 }

diff --git a/demos/STM32/RT-STM32L053R8-NUCLEO/chconf.h b/demos/STM32/RT-STM32L053R8-NUCLEO/chconf.h
index 1684bb4b5..b88665f4c 100644
--- a/demos/STM32/RT-STM32L053R8-NUCLEO/chconf.h
+++ b/demos/STM32/RT-STM32L053R8-NUCLEO/chconf.h
@@ -140,7 +140,7 @@
  *

  * @note    The default is @p TRUE.

  */

-#define CH_CFG_USE_TM                       TRUE

+#define CH_CFG_USE_TM                       FALSE

 

 /**

  * @brief   Threads registry APIs.