info stack systick

Ubiquitous/XiZi_IIoT/board/stm32h750/board.c

@@ -33,11 +33,11 @@
 
 void InitBoardHardware()
 {
-
+  sys_cache_enable();
     HAL_Init();
     sys_stm32_clock_init(192, 5, 2, 4);
  
-    delay_init(480); 
+    //delay_init(480); 
   InitHwUart();
 
 	InitBoardMemory((void*)HEAP_START, (void*)HEAP_END);

Ubiquitous/XiZi_IIoT/board/stm32h750/board.h

@@ -24,11 +24,10 @@
 
 
 void InitBoardHardware();
-extern void *__bss_end__;
-extern void *_heap_end;
 
-#define HEAP_START  ((void *)&__bss_end__)
-#define HEAP_END    ((void *)&_heap_end)
+
+#define HEAP_START  0x24030000
+#define HEAP_END    0x24060000
 
 
 

Ubiquitous/XiZi_IIoT/board/stm32h750/link.lds

@@ -11,7 +11,7 @@ MEMORY
 OUTPUT_ARCH(arm)
 
 ENTRY(Reset_Handler)
-_system_stack_size = 0x200;
+_system_stack_size = 0x10000;
 
 SECTIONS
 {
@@ -42,9 +42,6 @@ SECTIONS
         __isrtbl_end = .;
         . = ALIGN(4);
 
-        PROVIDE(g_service_table_start = ABSOLUTE(.));
-        KEEP(*(.g_service_table))
-        PROVIDE(g_service_table_end = ABSOLUTE(.));
 
         PROVIDE(_etext =  ABSOLUTE(.));
 
@@ -78,11 +75,12 @@ SECTIONS
         __data_end__ = . ;
     } >sram
 
-    __bss_start__ = .;
+    
     .bss :
     {
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .bss secion */
+        __bss_start__ = .;
         _sbss = .;
 
         *(.bss)
@@ -92,16 +90,16 @@ SECTIONS
         . = ALIGN(4);
         /* This is used by the startup in order to initialize the .bss secion */
         _ebss = . ;
+        __bss_end__ = .;
+    } > sram
+    .stack : 
+    {
+        . = ALIGN(8);
+        /* cpu stack */
+        . = . + _system_stack_size;
+        __StackTop = .;
     } > sram
-    __bss_end__ = .;
 
     _end = .;
 
-   .stack ORIGIN(sram) + LENGTH(sram) - _system_stack_size :
-    {
-    PROVIDE( _heap_end = . );
-    . = _system_stack_size;
-    PROVIDE( __StackTop = . );
-    } >sram 
-
 }

Ubiquitous/XiZi_IIoT/board/stm32h750/third_party_driver/Makefile

@@ -1,7 +1,7 @@
 SRC_DIR := libraries 
 
 ifeq ($(CONFIG_BSP_USING_UART),y)
-  SRC_DIR += usart sys delay 
+  SRC_DIR += usart sys 
 endif
 
 include $(KERNEL_ROOT)/compiler.mk

Ubiquitous/XiZi_IIoT/board/stm32h750/third_party_driver/sys/sys.c

@@ -31,7 +31,12 @@ RCC_PeriphCLKInitTypeDef rcc_periph_clk_init_struct = {0};
 
 
 
-
+void sys_cache_enable(void)
+{
+    SCB_EnableICache();                 /* ʹÄÜI-Cache */
+    SCB_EnableDCache();                 /* ʹÄÜD-Cache */
+    SCB->CACR |= SCB_CACR_FORCEWT_Msk;  /* ʹÄÜD-CacheÇ¿ÖÆ͸д */
+}
 
 
 /**

Ubiquitous/XiZi_IIoT/board/stm32h750/third_party_driver/usart/connect_uart.c

@@ -22,6 +22,7 @@
 #include <connect_uart.h>
 #include <usart.h>
 #include <stm32h7xx_hal_cortex.h>
+#include <stm32h7xx_hal_uart.h>
 static struct SerialBus serial_bus_1;
 static struct SerialDriver serial_driver_1;
 static struct SerialHardwareDevice serial_device_1;
@@ -75,31 +76,19 @@ static void UartHandler(struct SerialBus *serial_bus, struct SerialDriver *seria
     {
         SerialSetIsr(serial_dev, SERIAL_EVENT_RX_IND);
     }
-    else
-    {
-        if (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_ORE) != RESET)
-        {
-            __HAL_UART_CLEAR_OREFLAG(&serial_hw_cfg->uart_handle);
-        }
-        if (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_NE) != RESET)
-        {
-            __HAL_UART_CLEAR_NEFLAG(&serial_hw_cfg->uart_handle);
-        }
-        if (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_FE) != RESET)
-        {
-            __HAL_UART_CLEAR_FEFLAG(&serial_hw_cfg->uart_handle);
-        }
-        if (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_PE) != RESET)
-        {
-            __HAL_UART_CLEAR_PEFLAG(&serial_hw_cfg->uart_handle);
-        }
-    }
+    HAL_UART_IRQHandler(&(serial_hw_cfg->uart_handle));
 }
 
 void UartIsr1(int vector, void *param)
 {
 	/* get serial bus 1 */
-	UartHandler(&serial_bus_1, &serial_driver_1);
+    x_base lock = 0;
+    lock = DISABLE_INTERRUPT();
+
+    UartHandler(&serial_bus_1, &serial_driver_1);
+
+    ENABLE_INTERRUPT(lock);
+	
 
 }
 DECLARE_HW_IRQ(USART1_IRQn, UartIsr1, NONE);
@@ -240,11 +229,12 @@ static int SerialPutChar(struct SerialHardwareDevice *serial_dev, char c)
 {
     struct SerialCfgParam *serial_cfg = (struct SerialCfgParam *)serial_dev->private_data;
     struct Stm32UartHwCfg *serial_hw_cfg = (struct Stm32UartHwCfg *)serial_cfg->hw_cfg.private_data;
+    /* Polling mode. */
+    HAL_UART_Transmit(&(serial_hw_cfg->uart_handle), (uint8_t *)&c, 1, 100);
+    // UART_INSTANCE_CLEAR_FUNCTION(&(serial_hw_cfg->uart_handle), UART_FLAG_TC);
 
-    UART_INSTANCE_CLEAR_FUNCTION(&(serial_hw_cfg->uart_handle), UART_FLAG_TC);
-
-    serial_hw_cfg->uart_handle.Instance->RDR = c;
-    while (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_TC) == RESET);
+    // serial_hw_cfg->uart_handle.Instance->TDR = c;
+    // while (__HAL_UART_GET_FLAG(&(serial_hw_cfg->uart_handle), UART_FLAG_TC) == RESET);
 
     return EOK;
 }