Add iar compiler support for am335x.

bsp/beaglebone/am335x_DDR.icf

@@ -0,0 +1,44 @@
+/*###ICF### Section handled by ICF editor, don't touch! ****/
+/*-Editor annotation file-*/
+/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\a_v1_0.xml" */
+/*-Specials-*/
+define symbol __ICFEDIT_intvec_start__ = 0x82000000;
+/*-Memory Regions-*/
+define symbol __ICFEDIT_region_ROM_start__   = 0x82000000;
+define symbol __ICFEDIT_region_ROM_end__     = 0x87FFFFFF;
+define symbol __ICFEDIT_region_RAM_start__   = 0x88000000;
+define symbol __ICFEDIT_region_RAM_end__     = 0x8FFFFFFF;
+/*-Sizes-*/
+define symbol __ICFEDIT_size_cstack__   = 0x100;
+define symbol __ICFEDIT_size_svcstack__ = 0x1000;
+define symbol __ICFEDIT_size_irqstack__ = 0x100;
+define symbol __ICFEDIT_size_fiqstack__ = 0x100;
+define symbol __ICFEDIT_size_undstack__ = 0x100;
+define symbol __ICFEDIT_size_abtstack__ = 0x100;
+define symbol __ICFEDIT_size_heap__     = 0x400;
+/**** End of ICF editor section. ###ICF###*/
+
+define memory mem with size = 4G;
+define region ROM_region   = mem:[from __ICFEDIT_region_ROM_start__   to __ICFEDIT_region_ROM_end__];
+define region RAM_region   = mem:[from __ICFEDIT_region_RAM_start__   to __ICFEDIT_region_RAM_end__];
+
+define block CSTACK    with alignment = 8, size = __ICFEDIT_size_cstack__   { };
+define block SVC_STACK with alignment = 8, size = __ICFEDIT_size_svcstack__ { };
+define block IRQ_STACK with alignment = 8, size = __ICFEDIT_size_irqstack__ { };
+define block FIQ_STACK with alignment = 8, size = __ICFEDIT_size_fiqstack__ { };
+define block UND_STACK with alignment = 8, size = __ICFEDIT_size_undstack__ { };
+define block ABT_STACK with alignment = 8, size = __ICFEDIT_size_abtstack__ { };
+define block HEAP      with alignment = 8, size = __ICFEDIT_size_heap__     { };
+
+initialize by copy { readwrite };
+do not initialize  { section .noinit };
+keep { section FSymTab };
+keep { section VSymTab };
+keep { section .rti_fn* };
+
+place at address mem :__ICFEDIT_intvec_start__ {readonly section .intvec};
+
+place in ROM_region  { readonly };
+place in RAM_region  { readwrite,
+                        block CSTACK, block SVC_STACK, block IRQ_STACK, block FIQ_STACK,
+                        block UND_STACK, block ABT_STACK, block HEAP };

bsp/beaglebone/am335x_sk.eww

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+
+<workspace>
+  <project>
+    <path>$WS_DIR$\am335x_sk.ewp</path>
+  </project>
+</workspace>
+
+

bsp/beaglebone/applications/startup.c

@@ -10,6 +10,7 @@
  * Change Logs:
  * Date           Author       Notes
  * 2012-12-05     Bernard      the first version
+ * 2015-11-11     zchong     support iar compiler
  */
 
 #include <rthw.h>
@@ -18,7 +19,9 @@
 #include <board.h>
 
 extern int  rt_application_init(void);
-
+#ifdef __ICCARM__
+#pragma section="HEAP"
+#endif
 /**
  * This function will startup RT-Thread RTOS.
  */
@@ -34,7 +37,11 @@ void rtthread_startup(void)
 
 	/* initialize memory system */
 #ifdef RT_USING_HEAP
+#ifdef __ICCARM__
+rt_system_heap_init(__segment_end("HEAP"), (void*)0x8FFFFFFF);
+#else
     rt_system_heap_init(HEAP_BEGIN, HEAP_END);
+#endif
 #endif
 
 	/* initialize scheduler system */

bsp/beaglebone/rtconfig.h

@@ -127,7 +127,7 @@
 // <bool name="RT_USING_LIBC" description="Using C library" default="true" />
 #define RT_USING_LIBC
 // <bool name="RT_USING_PTHREADS" description="Using POSIX threads library" default="true" />
-#define RT_USING_PTHREADS
+//#define RT_USING_PTHREADS
 // </section>
 
 // <section name="RT_USING_DFS" description="Device file system" default="true" >