移植到stm32f1，实现手动线赋码控制器功能

source/rt_thread/board.c

@@ -1,5 +1,5 @@
 
-#include "stm32f4xx.h"
+#include "stm32f10x.h"
 #include <rthw.h>
 #include <rtthread.h>
 #include "board.h"
@@ -36,14 +36,15 @@ static uint32_t _SysTick_Config(rt_uint32_t ticks)
 }
 
 #if defined(RT_USING_USER_MAIN) && defined(RT_USING_HEAP)
+static uint32_t g_heap[20*1024/4];
 RT_WEAK void *rt_heap_begin_get(void)
 {
-  return (void *)0x10000000;
+  return (void *)g_heap;
 }
 
 RT_WEAK void *rt_heap_end_get(void)
 {
-  return (void *)(0x10000000+0x10000);
+  return (void *)((int)g_heap+sizeof(g_heap));
 }
 #endif
 
@@ -54,9 +55,9 @@ RT_WEAK void *rt_heap_end_get(void)
 
 void rt_hw_board_init()
 {	
-  NVIC_SetVectorTable(NVIC_VectTab_FLASH,0x20000);
+  NVIC_SetVectorTable(NVIC_VectTab_FLASH,0x4000);
 	// 1ms一个tick
-	_SysTick_Config (168000000/1000);
+	_SysTick_Config (72000000/1000);
   rt_system_heap_init(rt_heap_begin_get(),rt_heap_end_get());
   mem_init();
   tempptr_init();

source/rt_thread/board.h

@@ -48,6 +48,13 @@ typedef struct __gpioin_def{
   void *private_data;
 }gpioin_def;
 
+typedef struct __gpioout_def{
+  const char *name;
+  int (*init)(struct __gpioout_def *u);
+  int (*deinit)(struct __gpioout_def *u);
+  int (*set)(struct __gpioout_def *u,int state);
+  void *private_data;
+}gpioout_def;
 
 
 
@@ -112,6 +119,22 @@ typedef struct __gpioin_def{
     &_gpioin_##name_,\
   };
   
+
+#define gpioout_init_export(name_,init_,deinit_,set_,priv_) \
+  const static char __dev_##name_##_name[] SECTION(".rodata.devstr") = #name_; \
+  RT_USED static gpioout_def _gpioout_##name_={\
+    .name=__dev_##name_##_name,\
+    .init=init_,\
+    .deinit=deinit_,\
+    .set=set_,\
+    .private_data=priv_,\
+  };\
+  RT_USED static const struct dev_struct __dev_##name_ SECTION("devstruct")= \
+  {                         \
+    __dev_##name_##_name,   \
+    &_gpioout_##name_,\
+  };
+
   
   
   
@@ -198,9 +221,9 @@ void __interrupt_enable(uint32_t level);
 #define BIT_ADDR(addr, bitnum)   (MEM_ADDR(BITBAND(addr, bitnum)))
 
 // 获取输出寄存器地址s=A~I
-#define GPIOx_ODR_ADDR(s) (GPIO##s##_BASE+20)
+#define GPIOx_ODR_ADDR(s) (GPIO##s##_BASE+12)
 // 获取输入寄存器地址s=A~I
-#define GPIOx_IDR_ADDR(s) (GPIO##s##_BASE+16)
+#define GPIOx_IDR_ADDR(s) (GPIO##s##_BASE+8)
 
 // gpio输出，s=A~I,n=0~15
 #define PINOUT(s,n)   BIT_ADDR(GPIOx_ODR_ADDR(s),n)

source/rt_thread/core_delay.c

@@ -1,4 +1,4 @@
-#include "stm32f4xx.h"
+#include "stm32f10x.h"
 #include "core_delay.h"
 #include "rtthread.h"
 #include <rthw.h>

source/rt_thread/libcpu/arm/cortex-m3/context_rvds.S

@@ -181,6 +181,7 @@ rt_hw_interrupt_thread_switch PROC
 HardFault_Handler    PROC
 
     ; get current context
+    B       .
     TST     lr, #0x04               ; if(!EXC_RETURN[2])
     ITE     EQ
     MRSEQ   r0, msp                 ; [2]=0 ==> Z=1, get fault context from handler.

source/rt_thread/libcpu/arm/cortex-m7/cpu_cache.c

@@ -13,7 +13,7 @@
 #include <rtdef.h>
 #include <board.h>
 
-/* The L1-caches on all Cortex®-M7s are divided into lines of 32 bytes. */
+/* The L1-caches on all Cortex庐-M7s are divided into lines of 32 bytes. */
 #define L1CACHE_LINESIZE_BYTE       (32)
 
 void rt_hw_cpu_icache_enable(void)

source/rt_thread/rtconfig.h

@@ -36,7 +36,7 @@
 
 // <o>the size of main thread<1-4086>
 //	<i>Default: 512
-#define RT_MAIN_THREAD_STACK_SIZE 1024
+#define RT_MAIN_THREAD_STACK_SIZE 512
 
 // <c1>using tiny size of memory
 //  <i>using tiny size of memory
@@ -82,7 +82,7 @@
 
 // <o>The stack size of timer thread <0-8192>
 //  <i>Default: 512
-#define RT_TIMER_THREAD_STACK_SIZE 2048
+#define RT_TIMER_THREAD_STACK_SIZE 1024
 
 // <o>The soft-timer tick per second <0-1000>
 //  <i>Default: 100
@@ -199,7 +199,7 @@
 // <<< end of configuration section >>>
 
 
-#define IDLE_THREAD_STACK_SIZE 2048
+#define IDLE_THREAD_STACK_SIZE 1024
 
 
 #endif