use of FreeRTOS malloc and free, small changes

CMakeCommon/SetCompilerFlags.cmake

@@ -30,7 +30,7 @@ function(SetGNUCompilerFlags compiler_libs)
 		set(compiler_libs PARENT_SCOPE)
 		set(common_flags "-fno-common -Os -std=c99")
 		set(warning_flags "-W -Wall -Wextra -Wdiv-by-zero -Warray-bounds -Wcast-align -Wignored-qualifiers -Wformat -Wformat-security")
-		set(target_flags "-DAPPKIT_TC277TFT -fshort-double -mcpu=tc27xx -mversion-info")
+		set(target_flags "-DAPPKIT_TC277TFT -DEMBB_DEBUG -fshort-double -mcpu=tc27xx -mversion-info")
 		
 		if (WARNINGS_ARE_ERRORS STREQUAL ON)
 		  set(warning_flags "${warning_flags} -Werror")

TC_Toolchain.cmake

-# this one is important
 SET(CMAKE_SYSTEM_NAME Generic)
-#this one not so much
 SET(CMAKE_SYSTEM_VERSION 1)
 SET(CMAKE_SYSTEM_PROCESSOR __TriCore__)
 
-#Add __TriCore__ to compiler flags
+# add __TriCore__ to compiler flags
 add_definitions(-D__TriCore__)
-#Add __TriCore__ to cmake flags
+add_definitions(-DEMBB_OS_FREERTOS)
+# add __TriCore__ to cmake flags
 set(__TriCore__ 1)
+set(EMBB_OS_FREERTOS 1)
 
 # specify the cross compiler
 SET(CMAKE_C_COMPILER   C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1/bin/tricore-gcc.exe)
 SET(CMAKE_CXX_COMPILER C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1/bin/tricore-g++.exe)
 
-# where is the target environment 
+# target environment 
 SET(CMAKE_FIND_ROOT_PATH  C:/HighTec/toolchains/tricore/v4.6.6.0-infineon-1.1)
 
-
-SET(FREE_RTOS_LIB_PATH C:/Data/Projekte/FreeRTOS_TC27x/)
+# path to FreeRTOS
+SET(FREE_RTOS_LIB_PATH C:/Data/Projekte/FreeRTOS_TC27x)
 
 # search for programs in the build host directories
 SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM BOTH)

base_c/CMakeLists.txt

@@ -73,12 +73,12 @@ if(MSVC)
 endif()
 
 
-
-set(CMAKE_CXX_STANDARD_LIBRARIES ${FREE_RTOS_LIB_PATH}/iRom/libFreeRTOS_Lib.a)
-set(CMAKE_C_STANDARD_LIBRARIES ${FREE_RTOS_LIB_PATH}/iRom/libFreeRTOS_Lib.a)
-set(CMAKE_INSTALL_RPATH ${FREE_RTOS_LIB_PATH})
-file(GLOB_RECURSE FREE_RTOS_HEADERS "${FREE_RTOS_LIB_PATH}/*.h")
-
+if(DEFINED EMBB_OS_FREERTOS)
+	#set(CMAKE_CXX_STANDARD_LIBRARIES ${FREE_RTOS_LIB_PATH}/iRom/libFreeRTOS_Lib.a)
+	#set(CMAKE_C_STANDARD_LIBRARIES ${FREE_RTOS_LIB_PATH}/iRom/libFreeRTOS_Lib.a)
+	#set(CMAKE_INSTALL_RPATH ${FREE_RTOS_LIB_PATH})
+	file(GLOB_RECURSE FREE_RTOS_HEADERS "${FREE_RTOS_LIB_PATH}/*.h")
+endif()
 
 
 ## CONFIGURATION

base_c/include/embb/base/c/internal/config.h

@@ -47,7 +47,7 @@
 #if defined(_M_IA64) || defined(_IA64)
 #define EMBB_PLATFORM_CACHE_LINE_SIZE 128
 #elif defined(__TriCore__)
-#define EMBB_PLATFORM_CACHE_LINE_SIZE 32
+#define EMBB_PLATFORM_CACHE_LINE_SIZE 16
 #else
 #define EMBB_PLATFORM_CACHE_LINE_SIZE 64
 #endif
@@ -97,7 +97,7 @@
 #if defined(EMBB_PLATFORM_COMPILER_MSVC)
 #define EMBB_PLATFORM_THREADING_WINTHREADS
 #elif defined(EMBB_PLATFORM_COMPILER_GNUC)
-	#if defined(EMBB_PLATFORM_ARCH_TC)
+	#if defined(EMBB_OS_FREERTOS)
 		#define EMBB_PLATFORM_THREADING_RTOSTASKS
 	#else
 		#define EMBB_PLATFORM_THREADING_POSIXTHREADS

base_c/src/core_set.c

@@ -127,7 +127,7 @@ void embb_core_set_init(embb_core_set_t* core_set, int initializer) {
 
 #ifdef EMBB_PLATFORM_THREADING_RTOSTASKS
 #ifdef __TriCore__
-#define CORE_COUNT 1
+#define CORE_COUNT 2 //scm34681: 3
 #endif
 
 
@@ -137,7 +137,7 @@ unsigned int embb_core_count_available() {
 
 
 
-void embb_core_set_init(embb_core_set_t* core_set, int initializer) { // scm34681: rework
+void embb_core_set_init(embb_core_set_t* core_set, int initializer) {
   assert(core_set != NULL);
   assert(embb_core_count_available() < 64 &&
     "Core sets are only supported up to 64 processors!");

base_c/src/log.c

@@ -102,12 +102,15 @@ void embb_log_write_internal(
       channel_str, log_level_str, msg_buffer);
     embb_log_global_log_function(log_context, buffer);
 #elif defined(EMBB_PLATFORM_COMPILER_GNUC)
+#if defined(EMBB_OS_FREERTOS)
+#else
     char msg_buffer[400];
     char buffer[500];
     vsnprintf(msg_buffer, sizeof(msg_buffer), message, argp);
     snprintf(buffer, sizeof(buffer), "[%s] - [%s] %s",
       channel_str, log_level_str, msg_buffer);
     embb_log_global_log_function(log_context, buffer);
+#endif
 #else
     embb_log_global_log_function(log_context, "[");
     embb_log_global_log_function(log_context, channel_str);

base_c/src/memory_allocation.c

@@ -44,7 +44,7 @@ enum {
 
 void* embb_alloc(size_t bytes) {
   size_t bytes_to_allocate = 2 * sizeof(size_t)+bytes;
-  void* allocated = malloc(bytes_to_allocate);
+  void* allocated = pvPortMalloc(bytes_to_allocate);
 
   if (allocated == NULL)
     return NULL;
@@ -75,7 +75,7 @@ void embb_free(void * ptr) {
   embb_atomic_fetch_and_add_long(
     &embb_bytes_allocated, (long)(0 - (size_t)(*bytes_allocated)));
 
-  free((size_t*)ptr - 2);
+  vPortFree((size_t*)ptr - 2);
 }
 
 void* embb_alloc_aligned(size_t alignment, size_t size) {
@@ -98,7 +98,7 @@ void* embb_alloc_aligned(size_t alignment, size_t size) {
 
   size_t bytes_to_allocate = (n + 1)*alignment + (additional_bytes - 1);
 
-  char* allocated = (char *)malloc(bytes_to_allocate);
+  char* allocated = (char *)pvPortMalloc(bytes_to_allocate);
 
   if (allocated == NULL)
     return NULL;
@@ -147,7 +147,7 @@ void embb_free_aligned(void* ptr) {
   embb_atomic_fetch_and_add_long(
     &embb_bytes_allocated, (long)((long)0 - ptr_conv[-3]));
 
-  free((void*)ptr_conv[-2]);
+  vPortFree((void*)ptr_conv[-2]);
 }
 
 size_t embb_get_bytes_allocated() {

base_c/src/thread.c

@@ -304,6 +304,7 @@ int embb_thread_equal(const embb_thread_t* lhs, const embb_thread_t* rhs) {
 #ifdef EMBB_PLATFORM_THREADING_RTOSTASKS
 
 #include <FreeRTOS/task.h>
+#include <FreeRTOS/core_set.h>
 
 /**
 * Used to wrap client thread start function and argument when calling internal
@@ -347,6 +348,7 @@ void embb_thread_yield() {
 int embb_thread_create(embb_thread_t* thread, const embb_core_set_t* core_set,
 embb_thread_start_t func, void *arg) {
 	int status;
+	core_set_t rtos_core_set;
 	if (thread == NULL) {
 		return EMBB_ERROR;
 	}
@@ -357,15 +359,18 @@ embb_thread_start_t func, void *arg) {
 		return EMBB_NOMEM;
 	}
 	
+	rtos_core_set.rep = core_set->rep;
+	
 	thread->embb_internal_arg->func = func;
 	thread->embb_internal_arg->arg = arg;	  						
 						
-	status = xTaskCreate( (TaskFunction_t) embb_internal_thread_start, 			// entry function
-						"EMBB_Task",							// task name (not needed)
-						500, 									// stack size
+	status =  TaskCreateWithCoreSet(
+					(TaskFunction_t) embb_internal_thread_start, 			// entry function
+					500, 													// stack depth
+					rtos_core_set,											// core set
 					thread->embb_internal_arg, 								// parameters
-						1,  									// priority
-						thread->embb_internal_handle);			// thread handle
+					thread->embb_internal_handle							// thread handle
+				);
 	
 	
 	if (status != 1) {
@@ -374,22 +379,6 @@ embb_thread_start_t func, void *arg) {
 		return EMBB_ERROR;
 	}
 
-	/*if (core_set != NULL) {   						// scm34681: implement core affinity
-	DWORD_PTR core_mask = 0;
-	DWORD bit_mask = 1;
-	assert(embb_core_count_available() < 64);
-	for (unsigned int i = 0; i < embb_core_count_available(); i++) {
-	if (embb_core_set_contains(core_set, i)) {
-		core_mask |= bit_mask;
-	}
-	bit_mask <<= 1;
-	}
-	if (SetThreadAffinityMask(thread->embb_internal_handle, core_mask)
-		== (DWORD_PTR)NULL) {
-	return EMBB_ERROR;
-	}
-}*/
-
 	return EMBB_SUCCESS;
 }