minor fixes

correct heap size in icf file;
improve REALTEK_RTL8195AM.py

targets/TARGET_Realtek/TARGET_AMEBA/TARGET_RTL8195A/device/TOOLCHAIN_IAR/rtl8195a.icf

@@ -3,6 +3,9 @@
 /* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */
 /*-Specials-*/
 
+
+
+
 /*-Memory Regions-*/
 define symbol __ICFEDIT_region_ROM_start__                  = 0x00000000;
 define symbol __ICFEDIT_region_ROM_end__                    = 0x000FFFFF;
@@ -10,29 +13,45 @@ define symbol __ICFEDIT_region_TCM_start__                  = 0x1FFF0000;
 define symbol __ICFEDIT_region_TCM_end__                    = 0x1FFFFFFF;
 define symbol __ICFEDIT_region_ROM_USED_RAM_start__         = 0x10000000;
 define symbol __ICFEDIT_region_ROM_USED_RAM_end__           = 0x10005FFF;
+
+
+
 define symbol __ICFEDIT_region_BD_RAM_start__           	= 0x10006000;
+
+
 define symbol __ICFEDIT_region_BD_RAM_end__             	= 0x1006FFFF;
+
 define symbol __ICFEDIT_region_SDRAM_RAM_start__            = 0x30000000;
 define symbol __ICFEDIT_region_SDRAM_RAM_end__              = 0x301FFFFF;
 
 /*-Sizes-*/
 define symbol __ICFEDIT_size_cstack__   = 0x2000; // 8K
-define symbol __ICFEDIT_size_heap__     = 0xF000; // 60K
+define symbol __ICFEDIT_size_heap__     = 0x8000; // 60K
 /**** 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 TCM_region   			= mem:[from __ICFEDIT_region_TCM_start__   			to __ICFEDIT_region_TCM_end__];
 define region ROM_USED_RAM_region   = mem:[from __ICFEDIT_region_ROM_USED_RAM_start__   to __ICFEDIT_region_ROM_USED_RAM_end__];
+
 define region BD_RAM_region   		= mem:[from __ICFEDIT_region_BD_RAM_start__   to __ICFEDIT_region_BD_RAM_end__];
 
+
 define block CSTACK    with alignment = 8, size = __ICFEDIT_size_cstack__   { };
 define block HEAP      with alignment = 8, size = __ICFEDIT_size_heap__     { };
 
 //initialize by copy { readwrite };
+
+
 do not initialize  { section .noinit };
 
 
+
+
+
+
+
 /****************************************
  * ROM Section config                   *
  ****************************************/
@@ -57,14 +76,20 @@ define block .rom.bss with fixed order{ section .hal.ram.bss* object hal_misc.o,
                                         section .hal.ram.bss* object diag.o,
                                         section .hal.ram.bss* object rtl8195a_ssi_rom.o,
                                         section .hal.ram.bss* object rtl8195a_gpio.o,
+
                                         section .hal.ram.bss*,
                                         section .timer2_7_vector_table.data*, 
+
+
                                         section .infra.ram.bss*,
                                         section .mon.ram.bss*,
                                         section .wlan_ram_map* object rom_wlan_ram_map.o,
+
+
                                         section .wlan_ram_map*,
                                         section .libc.ram.bss*,
                                       };
+
 keep { section .start.ram.data* };
 define block .ram.start.table with fixed order{ section .start.ram.data* };
 
@@ -74,6 +99,7 @@ keep { section .image1.validate.rodata* };
 keep { section .hal.ram.data* };
 define block .ram_image1.data with fixed order{ section .image1.validate.rodata*,
                                                 section .infra.ram.data*,
+
                                                 //section .timer.ram.data*,
                                                 section .cutb.ram.data*,
                                                 section .hal.ram.data* object rom.o,	// for standard libaray __impure_data_ptr
@@ -81,10 +107,13 @@ define block .ram_image1.data with fixed order{ section .image1.validate.rodata*
                                                 section .hal.ram.data*
                                               };
 //define block .ram_image1.bss with fixed order{ 	//section .hal.flash.data*,
+
+
 //                                                section .hal.sdrc.data*
 //                                                };
 
 define block .ram_image1.text with fixed order{ section .hal.ram.text*,
+
 //                                                //section .hal.sdrc.text*,
 //                                                //section .text* object startup.o,
                                                 section .infra.ram.text*,
@@ -103,6 +132,7 @@ place at start of ROM_USED_RAM_region   { //readwrite,
                                     	  block .rom.bss, 
                                     	  block IMAGE1
                                     	};
+
 /**
 	IMAGE2
 **/
@@ -112,6 +142,7 @@ define block .image2.start.table1 with fixed order{ section .image2.ram.data* };
 keep { section .image2.validate.rodata*, section .custom.validate.rodata* };
 define block .image2.start.table2 with fixed order{ section .image2.validate.rodata*, section .custom.validate.rodata* };
 
+
 /*
 define block SHT$$PREINIT_ARRAY { preinit_array };
 define block SHT$$INIT_ARRAY { init_array };
@@ -126,9 +157,13 @@ define block .ram_image2.text with fixed order{ section .infra.ram.start*,
                                                 section .hal.gpio.text*,
                                                 section .text* object main.o,
                                                 section .text*,
+
                                                 section CODE,
                                                 section .otg.rom.text,
                                                 section Veneer object startup.o,
+
+
+
                                                 section __DLIB_PERTHREAD
                                               };
                                               
@@ -152,9 +187,18 @@ define block .ram.bss with fixed order{ section .bss*,
 										};
 
 
+
+
+
+
+
+
+
+
+
 place at start of BD_RAM_region   {
 								block IMAGE2,
-								//readwrite,
+								readwrite,
 								block .ram.bss,
                         		};
 place at end of BD_RAM_region{
@@ -162,15 +206,52 @@ place at end of BD_RAM_region{
 							//block CSTACK 
 							};
 
+
+
+
+
+
+
+
+
+
 /****************************************
  * BD RAM Section config                *
  ****************************************/
 define block .heap with fixed order{ section .heap* };
 define block .stack_dummy with fixed order { section .stack };
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 /*TCM placement */
 define overlay TCM_overlay { //section .tcm.heap,
                              //section .bss object mem.o,
                              //section .bss object memp.o,
+
+
                              block .heap,
                              block .stack_dummy
 							};
@@ -189,3 +270,5 @@ define exported symbol __ram_start_table_start__= 0x10000bc8;	// use in rom
 define exported symbol __image1_validate_code__= 0x10000bdc;	// needed by ram code
 define exported symbol _rtl_impure_ptr = 0x10001c60;		// for standard library
 
+
+

tools/REALTEK_RTL8195AM.py

@@ -67,7 +67,6 @@ def prepend(image, image_prepend, toolchain, info):
 
 def parse_section(toolchain, elf, section):
     info = {'addr':None, 'size':None};
-    ret1 = ret2 = None
     if toolchain not in ["GCC_ARM", "ARM_STD", "ARM", "ARM_MICRO", "IAR"]:
         print "[ERROR] unsupported toolchain " + toolchain
         sys.exit(-1)
@@ -101,23 +100,19 @@ def parse_section(toolchain, elf, section):
                 match = re.match(r'^\s+' + section + \
                         r'\s+0x(?P<addr>[0-9A-Fa-f]{8})\s+0x(?P<size>[0-9A-Fa-f]+)\s+.*<Block>$', line)
             if match:
-                ret1 = match.group("addr")
+                info['addr'] = int(match.group("addr"), 16)
                 try:
-                    ret2 = match.group("size")
+                    info['size'] = int(match.group("size"), 16)
                 except IndexError:
-                    pass
+                    info['size'] = 0x0
-                break
+                return info
 
-    if not ret1:
+    if not info['addr']:
         print "[ERROR] cannot find the address of section " + section
-        return 0
+    elif not info['size']:
-    elif not ret2:
-        ret2 = '0'
         if toolchain == "IAR":
             print "[WARNING] cannot find the size of section " + section
     
-    info['addr'] = int(ret1, 16)
-    info['size'] = int(ret2, 16)
     return info
 
 # ----------------------------