gcc和mdk都能编译成功

.vscode/c_cpp_properties.json

@@ -5,6 +5,7 @@
             "includePath": [
                 "${workspaceFolder}/**",
                 "${workspaceFolder}/source/**",
+                "${workspaceFolder}/source/soft",
                 "D:/GNU Arm Embedded Toolchain/10 2021.10/arm-none-eabi/include"
             ],
             "defines": [

.vscode/settings.json

@@ -4,6 +4,8 @@
         "signal.h": "c",
         "dev_flash.h": "c",
         "opt.h": "c",
-        "if_can.h": "c"
+        "if_can.h": "c",
+        "board.h": "c",
+        "prot_uc.h": "c"
     }
 }

Makeapp

@@ -0,0 +1,290 @@
+##########################################################################################################################
+# File automatically-generated by tool: [projectgenerator] version: [3.17.1] date: [Tue Oct 31 22:08:45 CST 2023]
+##########################################################################################################################
+
+# ------------------------------------------------
+# Generic Makefile (based on gcc)
+#
+# ChangeLog :
+#	2017-02-10 - Several enhancements + project update mode
+#   2015-07-22 - first version
+# ------------------------------------------------
+
+######################################
+# target
+######################################
+TARGET = checker_slave_app
+
+
+# this file name
+SELF_NAME = Makeapp
+
+######################################
+# building variables
+######################################
+# debug build?
+DEBUG = 0
+# optimization
+# OPT = -Og
+OPT = -Og
+
+
+#######################################
+# paths
+#######################################
+# Build path
+BUILD_DIR = build/app
+
+######################################
+# source
+######################################
+# C sources
+C_SOURCES =  \
+source/main/main.c \
+source/core/core_cm3.c \
+source/core/system_stm32f10x.c \
+source/stm32lib/src/misc.c \
+source/stm32lib/src/stm32f10x_adc.c \
+source/stm32lib/src/stm32f10x_bkp.c \
+source/stm32lib/src/stm32f10x_can.c \
+source/stm32lib/src/stm32f10x_cec.c \
+source/stm32lib/src/stm32f10x_crc.c \
+source/stm32lib/src/stm32f10x_dac.c \
+source/stm32lib/src/stm32f10x_dbgmcu.c \
+source/stm32lib/src/stm32f10x_dma.c \
+source/stm32lib/src/stm32f10x_exti.c \
+source/stm32lib/src/stm32f10x_flash.c \
+source/stm32lib/src/stm32f10x_fsmc.c \
+source/stm32lib/src/stm32f10x_gpio.c \
+source/stm32lib/src/stm32f10x_i2c.c \
+source/stm32lib/src/stm32f10x_iwdg.c \
+source/stm32lib/src/stm32f10x_pwr.c \
+source/stm32lib/src/stm32f10x_rcc.c \
+source/stm32lib/src/stm32f10x_rtc.c \
+source/stm32lib/src/stm32f10x_sdio.c \
+source/stm32lib/src/stm32f10x_spi.c \
+source/stm32lib/src/stm32f10x_tim.c \
+source/stm32lib/src/stm32f10x_usart.c \
+source/stm32lib/src/stm32f10x_wwdg.c \
+source/interface/if_rtt.c \
+source/interface/if_gpioout.c \
+source/interface/if_can.c \
+source/interface/if_gpioin.c \
+source/interface/if_uart.c \
+source/dev/dev_flash.c \
+source/dev/dev_backup.c \
+source/dev/dev_watchdog.c \
+source/rtt/SEGGER_RTT.c \
+source/rtt/SEGGER_RTT_printf.c \
+source/rt_thread/board.c \
+source/rt_thread/core_delay.c \
+source/rt_thread/libcpu/arm/cortex-m3/cpuport.c \
+source/rt_thread/src/clock.c \
+source/rt_thread/src/components.c \
+source/rt_thread/src/cpu.c \
+source/rt_thread/src/idle.c \
+source/rt_thread/src/ipc.c \
+source/rt_thread/src/irq.c \
+source/rt_thread/src/kservice.c \
+source/rt_thread/src/mem.c \
+source/rt_thread/src/memheap.c \
+source/rt_thread/src/mempool.c \
+source/rt_thread/src/object.c \
+source/rt_thread/src/scheduler.c \
+source/rt_thread/src/slab.c \
+source/rt_thread/src/thread.c \
+source/rt_thread/src/timer.c \
+source/soft/buff.c \
+source/soft/debug.c \
+source/soft/crc.c \
+source/soft/bytearray.c \
+source/soft/list.c \
+source/soft/mymisc.c \
+source/soft/mystdlib.c \
+source/soft/mystring.c \
+source/soft/signal.c \
+source/soft/sort.c \
+source/codec/codec.c \
+source/coder/coder_judge.c \
+source/coder/coder_lib.c \
+source/coder/JQ_PSDGenerate.c \
+source/coder/JQ_UIDGenerate.c \
+source/coder/PSDGenerate.c \
+source/task/commend.c \
+source/task/prot_uc.c \
+source/task/transmit.c \
+source/task/tran_for_slave.c \
+source/task/mod_signals.c \
+source/elec_det/base/delay.c \
+source/elec_det/base/utility.c \
+source/elec_det/driver/EWDriver.c \
+source/elec_det/driver/JQDriver.c \
+source/elec_det/driver/XTDriver.c \
+source/elec_det/hardware/adc_cfg.c \
+source/elec_det/hardware/dac_cfg.c \
+source/elec_det/hardware/gpio_cfg.c \
+source/elec_det/hardware/hardware.c \
+source/elec_det/hardware/jw3425iic.c \
+source/elec_det/hardware/power.c \
+source/elec_det/hardware/timer_cfg.c \
+source/elec_det/interface/BaseChecker.c \
+source/elec_det/interface/EWChecker.c \
+source/elec_det/interface/JQChecker.c \
+source/elec_det/interface/XTChecker.c \
+source/elec_det/test/EW_TestUsartApp.c \
+source/elec_det/test/EWCheckerTest.c \
+source/elec_det/test/Test.c \
+source/elec_det/test/XTCheckerTest.c \
+source/elec_det/elec_cmd.c \
+source/elec_det/elec_det.c \
+source/elec_det/elec_io.c \
+source/elec_det/elec_judge.c \
+
+
+# ASM sources
+ASM_SOURCES =  \
+source/core/startup_stm32f103xe.s \
+source/core/cortex_m4_gcc.s \
+source/rt_thread/libcpu/arm/cortex-m3/context_gcc.s \
+
+
+#######################################
+# binaries
+#######################################
+PREFIX = arm-none-eabi-
+# The gcc compiler bin path can be either defined in make command via GCC_PATH variable (> make GCC_PATH=xxx)
+# either it can be added to the PATH environment variable.
+ifdef GCC_PATH
+CC = $(GCC_PATH)/$(PREFIX)gcc
+AS = $(GCC_PATH)/$(PREFIX)gcc -x assembler-with-cpp
+CP = $(GCC_PATH)/$(PREFIX)objcopy
+SZ = $(GCC_PATH)/$(PREFIX)size
+else
+CC = $(PREFIX)gcc
+AS = $(PREFIX)gcc -x assembler-with-cpp
+CP = $(PREFIX)objcopy
+SZ = $(PREFIX)size
+endif
+HEX = $(CP) -O ihex
+BIN = $(CP) -O binary -S
+ 
+#######################################
+# CFLAGS
+#######################################
+# cpu
+CPU = -mcpu=cortex-m3
+
+# fpu
+# NONE for Cortex-M0/M0+/M3
+
+# float-abi
+
+
+# mcu
+MCU = $(CPU) -mthumb $(FPU) $(FLOAT-ABI)
+
+# macros for gcc
+# AS defines
+AS_DEFS = 
+
+# C defines
+C_DEFS =  \
+-DSTM32F10X_HD \
+-DUSE_STDPERIPH_DRIVER \
+-DRT_THREAD \
+
+
+# AS includes
+AS_INCLUDES = 
+
+# C includes
+C_INCLUDES =  \
+-Isource/codec \
+-Isource/coder \
+-Isource/core \
+-Isource/dev \
+-Isource/elec_det \
+-Isource/interface \
+-Isource/main \
+-Isource/rt_thread \
+-Isource/rt_thread/include \
+-Isource/RTT \
+-Isource/soft \
+-Isource/stm32lib/inc \
+-Isource/task \
+
+
+# compile gcc flags
+ASFLAGS = $(MCU) $(AS_DEFS) $(AS_INCLUDES) $(OPT) -Wall -fdata-sections -ffunction-sections
+
+CFLAGS += $(MCU) $(C_DEFS) $(C_INCLUDES) $(OPT) -Wall -fdata-sections -ffunction-sections
+
+ifeq ($(DEBUG), 1)
+CFLAGS += -g -gdwarf-2
+endif
+
+
+# ignore warnings
+CFLAGS += -Wno-unused-but-set-variable -Wno-unused-function -Wno-unused-variable
+
+
+# Generate dependency information
+CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)"
+
+
+#######################################
+# LDFLAGS
+#######################################
+# link script
+LDSCRIPT = stm32_app.ld
+
+# libraries
+LIBS = -lc -lm -lnosys 
+LIBDIR = 
+LDFLAGS = $(MCU) -specs=nano.specs -T$(LDSCRIPT) $(LIBDIR) $(LIBS) -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref -Wl,--gc-sections
+
+# default action: build all
+all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin
+
+
+#######################################
+# build the application
+#######################################
+# list of objects
+OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o)))
+vpath %.c $(sort $(dir $(C_SOURCES)))
+# list of ASM program objects
+OBJECTS += $(addprefix $(BUILD_DIR)/,$(notdir $(ASM_SOURCES:.s=.o)))
+vpath %.s $(sort $(dir $(ASM_SOURCES)))
+
+$(BUILD_DIR)/%.o: %.c $(SELF_NAME) | $(BUILD_DIR) 
+	$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@
+
+$(BUILD_DIR)/%.o: %.s $(SELF_NAME) | $(BUILD_DIR)
+	$(AS) -c $(CFLAGS) $< -o $@
+
+$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) $(SELF_NAME)
+	$(CC) $(OBJECTS) $(LDFLAGS) -o $@
+	$(SZ) $@
+
+$(BUILD_DIR)/%.hex: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
+	$(HEX) $< $@
+	
+$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR)
+	$(BIN) $< $@	
+	
+$(BUILD_DIR):
+	mkdir $@		
+
+#######################################
+# clean up
+#######################################
+clean:
+	-rm -fR $(BUILD_DIR)
+
+#######################################
+# dependencies
+#######################################
+-include $(wildcard $(BUILD_DIR)/*.d)
+
+# *** EOF ***

Makeboot

@@ -217,7 +217,7 @@ $(BUILD_DIR):
 # clean up
 #######################################
 clean:
-	-rm -fR $(BUILD_DIR)
+	-rm -R $(BUILD_DIR)
 
 #######################################
 # dependencies

checher_slave.uvprojx

@@ -185,6 +185,7 @@
             <uocXRam>0</uocXRam>
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -351,7 +352,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
+            <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
@@ -798,7 +799,7 @@
                 <NoWarn>2</NoWarn>
                 <uSurpInc>2</uSurpInc>
                 <useXO>2</useXO>
-                <uClangAs>2</uClangAs>
+                <ClangAsOpt>0</ClangAsOpt>
                 <VariousControls>
                   <MiscControls></MiscControls>
                   <Define></Define>
@@ -1892,7 +1893,7 @@
                     <NoWarn>2</NoWarn>
                     <uSurpInc>2</uSurpInc>
                     <useXO>2</useXO>
-                    <uClangAs>2</uClangAs>
+                    <ClangAsOpt>0</ClangAsOpt>
                     <VariousControls>
                       <MiscControls></MiscControls>
                       <Define></Define>
@@ -2383,7 +2384,7 @@
                 <NoWarn>2</NoWarn>
                 <uSurpInc>2</uSurpInc>
                 <useXO>2</useXO>
-                <uClangAs>2</uClangAs>
+                <ClangAsOpt>0</ClangAsOpt>
                 <VariousControls>
                   <MiscControls></MiscControls>
                   <Define></Define>
@@ -2482,7 +2483,7 @@
                 <NoWarn>2</NoWarn>
                 <uSurpInc>2</uSurpInc>
                 <useXO>2</useXO>
-                <uClangAs>2</uClangAs>
+                <ClangAsOpt>0</ClangAsOpt>
                 <VariousControls>
                   <MiscControls></MiscControls>
                   <Define></Define>
@@ -2561,7 +2562,7 @@
                 <NoWarn>2</NoWarn>
                 <uSurpInc>2</uSurpInc>
                 <useXO>2</useXO>
-                <uClangAs>2</uClangAs>
+                <ClangAsOpt>0</ClangAsOpt>
                 <VariousControls>
                   <MiscControls></MiscControls>
                   <Define></Define>
@@ -2810,6 +2811,7 @@
             <uocXRam>0</uocXRam>
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -2976,7 +2978,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
+            <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>
@@ -4079,7 +4081,7 @@
       <TargetName>app_debug</TargetName>
       <ToolsetNumber>0x4</ToolsetNumber>
       <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060750::V5.06 update 6 (build 750)::ARMCC</pCCUsed>
+      <pCCUsed>5060960::V5.06 update 7 (build 960)::.\ARMCC</pCCUsed>
       <uAC6>0</uAC6>
       <TargetOption>
         <TargetCommonOption>
@@ -4254,6 +4256,7 @@
             <uocXRam>0</uocXRam>
             <RvdsVP>0</RvdsVP>
             <RvdsMve>0</RvdsMve>
+            <RvdsCdeCp>0</RvdsCdeCp>
             <hadIRAM2>0</hadIRAM2>
             <hadIROM2>0</hadIROM2>
             <StupSel>8</StupSel>
@@ -4420,7 +4423,7 @@
             <NoWarn>0</NoWarn>
             <uSurpInc>0</uSurpInc>
             <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
+            <ClangAsOpt>4</ClangAsOpt>
             <VariousControls>
               <MiscControls></MiscControls>
               <Define></Define>

source/ReadMe.txt

@@ -238,4 +238,6 @@
 2023.11.1
     使用make -f Makeboot 来使用gcc编译
     添加 DMod_FireBusReadDatasV2_RC 函数
+2023.11.1
+    make 对文件名是区分大小写的...
     

source/elec_det/base/utility.c

@@ -72,7 +72,7 @@ uint32_t atoi32(const char* str,uint16_t base)
 *@param		n:src num， str[5]:string buffer  len：string size
 *@return	void
 */
-void itoa(uint16_t n,uint8_t str[5], uint8_t len)
+void myitoa(int n,char *str, int len)
 {
   
   uint8_t i=len-1;

source/elec_det/base/utility.h

@@ -7,7 +7,7 @@
 float myatof(const char* str);
 uint16_t atoi16(const char* str,uint16_t base); 			/* Convert a string to integer number */
 uint32_t atoi32(const char* str,uint16_t base); 			/* Convert a string to integer number */
-void itoa(uint16_t n,uint8_t* str, uint8_t len);
+void myitoa(int n,char* str, int len);
 int validatoi(const char* str, int base, uint32_t* ret); 		/* Verify character string and Convert it to (hexa-)decimal. */
 char c2d(uint8_t c); 				
 char d2c(uint8_t c);

source/elec_det/elec_det.c

@@ -40,9 +40,9 @@ typedef struct{
 static self_def g_self;
 
 
-int elec_check_scheme(void);
+static int elec_check_scheme(void);
-void elec_load_scheme(void);
+static void elec_load_scheme(void);
-int elec_parper_power(void);
+static int elec_parper_power(void);
 
 
 // 初始化

source/main/compiler_info.h

@@ -6,7 +6,7 @@
 
 
 
-#define BUILD_DATE  "2023-11-01 16:33:25"
+#define BUILD_DATE  "2023-11-01 23:50:38"
 #define SOFT_VERSION  "2.03"
 
 

source/rt_thread/board.c

@@ -79,10 +79,17 @@ void SysTick_Handler(void)
 
 void *dev_get(const char *name)
 {
+#if defined (__CC_ARM)  
   extern const int devstruct$$Base;
   extern const int devstruct$$Limit;
   struct dev_struct *start=(struct dev_struct *)&devstruct$$Base;
   struct dev_struct *end=(struct dev_struct *)&devstruct$$Limit;
+#elif defined (__GNUC__)
+  extern const int __start_devstruct;
+  extern const int __stop_devstruct;
+  struct dev_struct *start=(struct dev_struct *)&__start_devstruct;
+  struct dev_struct *end=(struct dev_struct *)&__stop_devstruct;
+#endif
   for(struct dev_struct *t=start;t<end;t++)
   {
     if(strcmp(t->name,name)==0)
@@ -109,10 +116,17 @@ void param_err_handle(const char *param,const char *file,const char *fun,int lin
 
 void app_init(void)
 {
+#if defined (__CC_ARM)  
   extern const int initstruct$$Base;
   extern const int initstruct$$Limit;
   struct init_struct *start=(struct init_struct *)&initstruct$$Base;
   struct init_struct *end=(struct init_struct *)&initstruct$$Limit;
+#elif defined (__GNUC__)
+  extern const int __start_initstruct;
+  extern const int __stop_initstruct;
+  struct init_struct *start=(struct init_struct *)&__start_initstruct;
+  struct init_struct *end=(struct init_struct *)&__stop_initstruct;
+#endif
   int ret=0;
   for(struct init_struct *t=start;t<end;t++)
   {

source/soft/signal.c

@@ -37,13 +37,13 @@ int signal_init(void)
 
 
 
-static void cpy4byte(uint32_t *dst,uint32_t *src,int num_4byte)
+// static void cpy4byte(uint32_t *dst,uint32_t *src,int num_4byte)
-{
+// {
-  for(int i=0;i<num_4byte;i++)
+//   for(int i=0;i<num_4byte;i++)
-  {
+//   {
-    dst[i]=src[i];
+//     dst[i]=src[i];
-  }
+//   }
-}
+// }
 
 
 
@@ -235,10 +235,17 @@ int disconnect_slot(void *slot_obj)
 
 signal_def *signal_find(void *signal_)
 {
+#if defined (__CC_ARM)  
   extern const int signalstruct$$Base;
   extern const int signalstruct$$Limit;
   signal_def *start=(signal_def *)&signalstruct$$Base;
   signal_def *end=(signal_def *)&signalstruct$$Limit;
+#else
+  extern const int __start_signalstruct;
+  extern const int __stop_signalstruct;
+  signal_def *start=(signal_def *)&__start_signalstruct;
+  signal_def *end=(signal_def *)&__stop_signalstruct;
+#endif
   for(signal_def *t=start;t<end;t++)
   {
     if(t->signal_==signal_)

source/task/commend.c

@@ -23,10 +23,17 @@ void *tappend(void *p,void *del);
 
 static commend_def *cmd_find(char *name)
 {
+#if defined (__CC_ARM)  
   extern const int cmdstruct$$Base;
   extern const int cmdstruct$$Limit;
   commend_def *start=(commend_def *)&cmdstruct$$Base;
   commend_def *end=(commend_def *)&cmdstruct$$Limit;
+#else
+  extern const int __start_cmdstruct;
+  extern const int __stop_cmdstruct;
+  commend_def *start=(commend_def *)&__start_cmdstruct;
+  commend_def *end=(commend_def *)&__stop_cmdstruct;
+#endif
   for(commend_def *t=start;t<end;t++)
   {
     if(strcmp(t->name,name)==0)
@@ -114,10 +121,17 @@ int cmd_printf(const char *fmt,...)
 
 static int cmd_help(list_def *argv)
 {
+#if defined (__CC_ARM)  
   extern const int cmdstruct$$Base;
   extern const int cmdstruct$$Limit;
   commend_def *start=(commend_def *)&cmdstruct$$Base;
   commend_def *end=(commend_def *)&cmdstruct$$Limit;
+#else
+  extern const int __start_cmdstruct;
+  extern const int __stop_cmdstruct;
+  commend_def *start=(commend_def *)&__start_cmdstruct;
+  commend_def *end=(commend_def *)&__stop_cmdstruct;
+#endif
   cmd_print("help ->");
   for(commend_def *t=start;t<end;t++)
   {

source/task/prot_uc.c

@@ -135,10 +135,17 @@ static array_def *protu_try_decode(protu_def *p,array_def *data)
     (decode_data=p->codec->decode(p,data),strcmp(p->str_err,"ok")!=0))
   {
     CHECK_DO(decode_data,arr_delete);
+#if defined (__CC_ARM)  
     extern const int codecstruct$$Base;
     extern const int codecstruct$$Limit;
     codec_item *start=(codec_item *)&codecstruct$$Base;
     codec_item *end=(codec_item *)&codecstruct$$Limit;
+#else
+    extern const int __start_codecstruct;
+    extern const int __stop_codecstruct;
+    codec_item *start=(codec_item *)&__start_codecstruct;
+    codec_item *end=(codec_item *)&__stop_codecstruct;
+#endif
     for(codec_item *t=start;t<end;t++)
     {
       decode_data=t->decode(p,data);

source/task/transmit.c

@@ -124,10 +124,17 @@ int tran_get_busy(tran_def *t)
 
 static ucport_item *cmd_find(const char *codec_name,uint8_t cmd)
 {
+#if defined (__CC_ARM)  
   extern const int transtruct$$Base;
   extern const int transtruct$$Limit;
   ucport_item *start=(ucport_item *)&transtruct$$Base;
   ucport_item *end=(ucport_item *)&transtruct$$Limit;
+#else
+  extern const int __start_transtruct;
+  extern const int __stop_transtruct;
+  ucport_item *start=(ucport_item *)&__start_transtruct;
+  ucport_item *end=(ucport_item *)&__stop_transtruct;
+#endif
   for(ucport_item *t=start;t<end;t++)
   {
     if((t->cmd==cmd)&&(strcmp(t->codec_name,codec_name)==0))

stm32_app.ld

@@ -0,0 +1,189 @@
+/*
+******************************************************************************
+**
+
+**  File        : LinkerScript.ld
+**
+**  Author		: STM32CubeMX
+**
+**  Abstract    : Linker script for STM32F103RCTx series
+**                256Kbytes FLASH and 48Kbytes RAM
+**
+**                Set heap size, stack size and stack location according
+**                to application requirements.
+**
+**                Set memory bank area and size if external memory is used.
+**
+**  Target      : STMicroelectronics STM32
+**
+**  Distribution: The file is distributed “as is,” without any warranty
+**                of any kind.
+**
+*****************************************************************************
+** @attention
+**
+** <h2><center>&copy; COPYRIGHT(c) 2019 STMicroelectronics</center></h2>
+**
+** Redistribution and use in source and binary forms, with or without modification,
+** are permitted provided that the following conditions are met:
+**   1. Redistributions of source code must retain the above copyright notice,
+**      this list of conditions and the following disclaimer.
+**   2. Redistributions in binary form must reproduce the above copyright notice,
+**      this list of conditions and the following disclaimer in the documentation
+**      and/or other materials provided with the distribution.
+**   3. Neither the name of STMicroelectronics nor the names of its contributors
+**      may be used to endorse or promote products derived from this software
+**      without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+**
+*****************************************************************************
+*/
+
+/* Entry Point */
+ENTRY(Reset_Handler)
+
+/* Highest address of the user mode stack */
+_estack = ORIGIN(RAM) + LENGTH(RAM);    /* end of RAM */
+/* Generate a link error if heap and stack don't fit into RAM */
+_Min_Heap_Size = 0x000;      /* required amount of heap  */
+_Min_Stack_Size = 0x400; /* required amount of stack */
+
+/* Specify the memory areas */
+MEMORY
+{
+RAM (xrw)      : ORIGIN = 0x20000020, LENGTH = 0xbfe0
+FLASH (rx)      : ORIGIN = 0x8004000, LENGTH = 240K
+}
+
+/* Define output sections */
+SECTIONS
+{
+  /* The startup code goes first into FLASH */
+  .isr_vector :
+  {
+    . = ALIGN(4);
+    KEEP(*(.isr_vector)) /* Startup code */
+    . = ALIGN(4);
+  } >FLASH
+
+  /* The program code and other data goes into FLASH */
+  .text :
+  {
+    . = ALIGN(4);
+    *(.text)           /* .text sections (code) */
+    *(.text*)          /* .text* sections (code) */
+    *(.glue_7)         /* glue arm to thumb code */
+    *(.glue_7t)        /* glue thumb to arm code */
+    *(.eh_frame)
+
+    KEEP (*(.init))
+    KEEP (*(.fini))
+
+    . = ALIGN(4);
+    _etext = .;        /* define a global symbols at end of code */
+  } >FLASH
+
+  /* Constant data goes into FLASH */
+  .rodata :
+  {
+    . = ALIGN(4);
+    *(.rodata)         /* .rodata sections (constants, strings, etc.) */
+    *(.rodata*)        /* .rodata* sections (constants, strings, etc.) */
+    . = ALIGN(4);
+  } >FLASH
+
+  .ARM.extab   : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
+  .ARM : {
+    __exidx_start = .;
+    *(.ARM.exidx*)
+    __exidx_end = .;
+  } >FLASH
+
+  .preinit_array     :
+  {
+    PROVIDE_HIDDEN (__preinit_array_start = .);
+    KEEP (*(.preinit_array*))
+    PROVIDE_HIDDEN (__preinit_array_end = .);
+  } >FLASH
+  .init_array :
+  {
+    PROVIDE_HIDDEN (__init_array_start = .);
+    KEEP (*(SORT(.init_array.*)))
+    KEEP (*(.init_array*))
+    PROVIDE_HIDDEN (__init_array_end = .);
+  } >FLASH
+  .fini_array :
+  {
+    PROVIDE_HIDDEN (__fini_array_start = .);
+    KEEP (*(SORT(.fini_array.*)))
+    KEEP (*(.fini_array*))
+    PROVIDE_HIDDEN (__fini_array_end = .);
+  } >FLASH
+
+  /* used by the startup to initialize data */
+  _sidata = LOADADDR(.data);
+
+  /* Initialized data sections goes into RAM, load LMA copy after code */
+  .data : 
+  {
+    . = ALIGN(4);
+    _sdata = .;        /* create a global symbol at data start */
+    *(.data)           /* .data sections */
+    *(.data*)          /* .data* sections */
+
+    . = ALIGN(4);
+    _edata = .;        /* define a global symbol at data end */
+  } >RAM AT> FLASH
+
+  
+  /* Uninitialized data section */
+  . = ALIGN(4);
+  .bss :
+  {
+    /* This is used by the startup in order to initialize the .bss secion */
+    _sbss = .;         /* define a global symbol at bss start */
+    __bss_start__ = _sbss;
+    *(.bss)
+    *(.bss*)
+    *(COMMON)
+
+    . = ALIGN(4);
+    _ebss = .;         /* define a global symbol at bss end */
+    __bss_end__ = _ebss;
+  } >RAM
+
+  /* User_heap_stack section, used to check that there is enough RAM left */
+  ._user_heap_stack :
+  {
+    . = ALIGN(8);
+    PROVIDE ( end = . );
+    PROVIDE ( _end = . );
+    . = . + _Min_Heap_Size;
+    . = . + _Min_Stack_Size;
+    . = ALIGN(8);
+  } >RAM
+
+  
+
+  /* Remove information from the standard libraries */
+  /DISCARD/ :
+  {
+    libc.a ( * )
+    libm.a ( * )
+    libgcc.a ( * )
+  }
+
+  .ARM.attributes 0 : { *(.ARM.attributes) }
+}
+
+

stm32_boot.ld

@@ -55,14 +55,14 @@ ENTRY(Reset_Handler)
 /* Highest address of the user mode stack */
 _estack = ORIGIN(RAM) + LENGTH(RAM);    /* end of RAM */
 /* Generate a link error if heap and stack don't fit into RAM */
-_Min_Heap_Size = 0x200;      /* required amount of heap  */
+_Min_Heap_Size = 0x000;      /* required amount of heap  */
 _Min_Stack_Size = 0x400; /* required amount of stack */
 
 /* Specify the memory areas */
 MEMORY
 {
-RAM (xrw)      : ORIGIN = 0x20000000, LENGTH = 48K
+RAM (xrw)      : ORIGIN = 0x20000020, LENGTH = 0xbfe0
-FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 256K
+FLASH (rx)      : ORIGIN = 0x8000000, LENGTH = 16K
 }
 
 /* Define output sections */