[bsp][at91sam9260] Fix the problem of the finsh function failure by using component initialization.

bsp/at91sam9260/applications/application.c

@@ -31,18 +31,8 @@
 #include <rtdevice.h>
 
 #ifdef RT_USING_DFS
-/* dfs filesystem:ELM FatFs filesystem init */
-#include <dfs_elm.h>
 /* dfs Filesystem APIs */
 #include <dfs_fs.h>
-#ifdef RT_USING_DFS_UFFS
-/* dfs filesystem:UFFS filesystem init */
-#include <dfs_uffs.h>
-#endif
-#endif
-
-#if defined(RT_USING_DFS_DEVFS)
-#include <devfs.h>
 #endif
 
 #ifdef RT_USING_SDIO
@@ -50,37 +40,18 @@
 #include "at91_mci.h"
 #endif
 
-#ifdef RT_USING_LWIP
-#include <netif/ethernetif.h>
-//#include <arch/sys_arch_init.h>
-#include "macb.h"
-#endif
-
 #ifdef RT_USING_LED
 #include "led.h"
 #endif
 
-#define RT_INIT_THREAD_STACK_SIZE (2*1024)
+static int rt_led_app_init(void);
 
-#ifdef RT_USING_DFS_ROMFS
+int main(void)
-#include <dfs_romfs.h>
-#endif
-
-void rt_init_thread_entry(void* parameter)
 {
 /* Filesystem Initialization */
 #ifdef RT_USING_DFS
 	{
-		/* init the device filesystem */
-		dfs_init();
-
-#if defined(RT_USING_DFS_ELMFAT)
-		/* init the elm chan FatFs filesystam*/
-		elm_init();
-#endif
-
 #if defined(RT_USING_DFS_ROMFS)
-		dfs_romfs_init();
 		if (dfs_mount(RT_NULL, "/rom", "rom", 0, &romfs_root) == 0)
 		{
 			rt_kprintf("ROM File System initialized!\n");
@@ -89,24 +60,8 @@ void rt_init_thread_entry(void* parameter)
 			rt_kprintf("ROM File System initialzation failed!\n");
 #endif
 
-#if defined(RT_USING_DFS_DEVFS)
-		devfs_init();
-		if (dfs_mount(RT_NULL, "/dev", "devfs", 0, 0) == 0)
-			rt_kprintf("Device File System initialized!\n");
-		else
-			rt_kprintf("Device File System initialzation failed!\n");
-
-		#ifdef RT_USING_NEWLIB
-		/* init libc */
-		libc_system_init("uart0");
-		#endif
-#endif
-
 #if defined(RT_USING_DFS_UFFS)
 	{
-		/* init the uffs filesystem */
-		dfs_uffs_init();
-
 		/* mount flash device as flash directory */
 		if(dfs_mount("nand0", "/nand0", "uffs", 0, 0) == 0)
 			rt_kprintf("UFFS File System initialized!\n");
@@ -131,20 +86,9 @@ void rt_init_thread_entry(void* parameter)
 	}
 #endif
 
-#ifdef RT_USING_LWIP
-	{
-		/* register ethernetif device */
-		eth_system_device_init();
-		rt_hw_macb_init();
-		/* init lwip system */
-		lwip_sys_init();
-	}
-#endif
-
 #ifdef RT_USING_I2C
 	{
 		rt_i2c_core_init();
-		at91_i2c_init();
 	}
 #endif
 
@@ -177,38 +121,21 @@ void rt_led_thread_entry(void* parameter)
 }
 #endif
 
-int rt_application_init()
+static int rt_led_app_init(void)
 {
-	rt_thread_t init_thread;
 #ifdef RT_USING_LED
 	rt_thread_t led_thread;
-#endif
 
 #if (RT_THREAD_PRIORITY_MAX == 32)
-	init_thread = rt_thread_create("init",
-								rt_init_thread_entry, RT_NULL,
-								RT_INIT_THREAD_STACK_SIZE, 8, 20);
-#ifdef RT_USING_LED
 	led_thread = rt_thread_create("led",
 								rt_led_thread_entry, RT_NULL,
 								512, 20, 20);						
-#endif
-								
 #else
-	init_thread = rt_thread_create("init",
-								rt_init_thread_entry, RT_NULL,
-								RT_INIT_THREAD_STACK_SIZE, 80, 20);
-#ifdef RT_USING_LED
 	led_thread = rt_thread_create("led",
 								rt_led_thread_entry, RT_NULL,
 								512, 200, 20);					
 #endif
 
-#endif
-
-	if (init_thread != RT_NULL)
-		rt_thread_startup(init_thread);
-#ifdef RT_USING_LED
 	if(led_thread != RT_NULL)
 		rt_thread_startup(led_thread);
 #endif

bsp/at91sam9260/applications/startup.c

@@ -1,106 +0,0 @@
-/*
- * File      : startup.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2006, RT-Thread Develop Team
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Change Logs:
- * Date           Author       Notes
- * 2011-01-13     weety      first version
- */
-
-#include <rthw.h>
-#include <rtthread.h>
-
-#include <at91sam926x.h>
-#ifdef RT_USING_FINSH
-#include <finsh.h>
-#endif
-extern void rt_application_init(void);
-
-/**
- * @addtogroup at91sam9260
- */
-
-/*@{*/
-#if defined(__CC_ARM)
-extern int Image$$ER_ZI$$ZI$$Limit;
-#define HEAP_BEGIN  (&Image$$ER_ZI$$ZI$$Limit)
-#elif (defined (__GNUC__))
-extern unsigned char __bss_end__;
-#define HEAP_BEGIN  (&__bss_end__)
-#elif (defined (__ICCARM__))
-#pragma section=".noinit"
-#define HEAP_BEGIN  (__section_end(".noinit"))
-#endif
-
-#define HEAP_END    (0x24000000)
-
-/**
- * This function will startup RT-Thread RTOS.
- */
-static void rtthread_startup(void)
-{
-    /* initialize board */
-    rt_hw_board_init();
-
-    /* show version */
-    rt_show_version();
-
-#ifdef RT_USING_HEAP
-    rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
-#endif
-
-    /* initialize scheduler system */
-    rt_system_scheduler_init();
-    /* initialize system timer*/
-    rt_system_timer_init();
-    /* initialize application */
-    rt_application_init();
-
-#ifdef RT_USING_FINSH
-	/* initialize finsh */
-	finsh_system_init();
-#ifdef RT_USING_DEVICE
-	finsh_set_device(RT_CONSOLE_DEVICE_NAME);
-#endif
-#endif
-	
-    /* initialize timer thread */
-    rt_system_timer_thread_init();
-
-    /* initialize idle thread */
-    rt_thread_idle_init();
-
-    /* start scheduler */
-    rt_system_scheduler_start();
-
-    /* never reach here */
-    return ;
-}
-
-int main(void)
-{
-    /* disable interrupt first */
-    rt_hw_interrupt_disable();
-
-    /* startup RT-Thread RTOS */
-    rtthread_startup();
-
-    return 0;
-}
-
-/*@}*/

bsp/at91sam9260/drivers/at91_i2c_gpio.c

@@ -104,7 +104,7 @@ static const struct rt_i2c_bit_ops bit_ops = {
 	100
 };
 
-rt_err_t at91_i2c_init(void)
+int at91_i2c_init(void)
 {
 	struct rt_i2c_bus_device *bus;
 
@@ -123,8 +123,8 @@ rt_err_t at91_i2c_init(void)
 
 	rt_i2c_bit_add_bus(bus, "i2c0");
 
-	return RT_EOK;
+	return 0;
 }
 
-
+INIT_DEVICE_EXPORT(at91_i2c_init);
 

bsp/at91sam9260/drivers/board.c

@@ -32,6 +32,18 @@
  * @addtogroup at91sam9260
  */
 /*@{*/
+#if defined(__CC_ARM)
+extern int Image$$ER_ZI$$ZI$$Limit;
+#define HEAP_BEGIN  (&Image$$ER_ZI$$ZI$$Limit)
+#elif (defined (__GNUC__))
+extern unsigned char __bss_end__;
+#define HEAP_BEGIN  (&__bss_end__)
+#elif (defined (__ICCARM__))
+#pragma section=".noinit"
+#define HEAP_BEGIN  (__section_end(".noinit"))
+#endif
+
+#define HEAP_END    (0x24000000)
 
 extern void rt_hw_interrupt_init(void);
 extern void rt_hw_clock_init(void);
@@ -150,15 +162,21 @@ void rt_hw_board_init()
 	/* initialize the system clock */
 	rt_hw_clock_init();
 
-	/* initialize uart */
+	/* initialize early device */
-	rt_hw_uart_init();
+#ifdef RT_USING_COMPONENTS_INIT
+	rt_components_board_init();
+#endif
+#ifdef RT_USING_CONSOLE
 	rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
-
+#endif
-
-
 	/* initialize timer0 */
 	rt_hw_timer_init();
 
+/* initialize board */
+#ifdef RT_USING_HEAP
+	rt_system_heap_init((void *)HEAP_BEGIN, (void *)HEAP_END);
+#endif
+
 }
 
 /*@}*/

bsp/at91sam9260/drivers/macb.c

@@ -866,7 +866,7 @@ err1:
 	return -RT_ENOMEM;
 }
 
-void rt_hw_macb_init()
+int rt_hw_macb_init(void)
 {
 	rt_err_t ret;
 	at91_sys_write(AT91_PMC + AT91_PMC_PCER, 1 << AT91SAM9260_ID_EMAC); //enable macb clock
@@ -904,4 +904,8 @@ void rt_hw_macb_init()
 
 	eth_device_init(&(macb_device.parent), "e0");
 
+	return 0;
 }
+
+INIT_DEVICE_EXPORT(rt_hw_macb_init);
+

bsp/at91sam9260/drivers/macb.h

@@ -340,7 +340,7 @@ struct dma_desc {
 #define MACB_TX_USED_OFFSET			31
 #define MACB_TX_USED_SIZE			1
 
-extern void rt_hw_macb_init();
+extern int rt_hw_macb_init();
 
 #endif /* _MACB_H */
 

bsp/at91sam9260/drivers/usart.c

@@ -326,7 +326,7 @@ void at91_usart_gpio_init(void)
 /**
  * This function will handle init uart
  */
-void rt_hw_uart_init(void)
+int rt_hw_uart_init(void)
 {
 	at91_usart_gpio_init();
 
@@ -422,8 +422,12 @@ void rt_hw_uart_init(void)
 							(void *)&(serial3.parent), "UART3");
 	rt_hw_interrupt_umask(uart3.irq);
 #endif
+
+	return 0;
 }
 
+INIT_BOARD_EXPORT(rt_hw_uart_init);
+
 #ifdef RT_USING_DBGU
 void rt_dbgu_isr(void)
 {

bsp/at91sam9260/link_scripts/at91sam9260_ram.ld

@@ -1,6 +1,6 @@
 OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
 OUTPUT_ARCH(arm)
-ENTRY(entry)
+ENTRY(start)
 SECTIONS
 {
     . = 0x20000000;
@@ -34,6 +34,14 @@ SECTIONS
         __rtmsymtab_start = .;
         KEEP(*(RTMSymTab))
         __rtmsymtab_end = .;
+        . = ALIGN(4);
+
+        /* section information for initial. */
+        . = ALIGN(4);
+        __rt_init_start = .;
+        KEEP(*(SORT(.rti_fn*)))
+        __rt_init_end = .;
+        . = ALIGN(4);
     }
 
     . = ALIGN(4);

bsp/at91sam9260/platform/interrupt.c

@@ -405,6 +405,7 @@ void rt_hw_interrupt_ack(rt_uint32_t fiq_irq, rt_uint32_t id)
 }
 
 #ifdef RT_USING_FINSH
+#ifdef RT_USING_INTERRUPT_INFO
 void list_irq(void)
 {
 	int irq;
@@ -422,6 +423,16 @@ void list_irq(void)
 #include <finsh.h>
 FINSH_FUNCTION_EXPORT(list_irq, list system irq);
 
+#ifdef FINSH_USING_MSH
+int cmd_list_irq(int argc, char** argv)
+{
+    list_irq();
+    return 0;
+}
+FINSH_FUNCTION_EXPORT_ALIAS(cmd_list_irq, __cmd_list_irq, list system irq.);
+
+#endif
+#endif
 #endif
 
 

bsp/at91sam9260/platform/reset.c

@@ -41,4 +41,28 @@ void machine_shutdown(void)
 	at91_sys_write(AT91_SHDW_CR, AT91_SHDW_KEY | AT91_SHDW_SHDW);
 }
 
+#ifdef RT_USING_FINSH
+
+#include <finsh.h>
+FINSH_FUNCTION_EXPORT_ALIAS(rt_hw_cpu_reset, reset, restart the system);
+
+#ifdef FINSH_USING_MSH
+int cmd_reset(int argc, char** argv)
+{
+	rt_hw_cpu_reset();
+	return 0;
+}
+
+int cmd_shutdown(int argc, char** argv)
+{
+	rt_hw_cpu_shutdown();
+	return 0;
+}
+
+FINSH_FUNCTION_EXPORT_ALIAS(cmd_reset, __cmd_reset, restart the system.);
+FINSH_FUNCTION_EXPORT_ALIAS(cmd_shutdown, __cmd_shutdown, shutdown the system.);
+
+#endif
+#endif
+
 /*@}*/

bsp/at91sam9260/rtconfig.h

@@ -91,6 +91,7 @@
 #define FINSH_USING_SYMTAB
 #define FINSH_USING_DESCRIPTION
 #define FINSH_THREAD_STACK_SIZE 4096
+#define FINSH_USING_MSH
 
 /* SECTION: C++ support */
 /* Using C++ support */
@@ -256,4 +257,7 @@
  * #define RT_DFS_ELM_MAX_LFN	128
  */
 
+#define RT_USING_COMPONENTS_INIT
+#define RT_USING_USER_MAIN
+
 #endif

bsp/at91sam9260/rtconfig.py

@@ -10,8 +10,7 @@ if os.getenv('RTT_CC'):
 
 if  CROSS_TOOL == 'gcc':
 	PLATFORM 	= 'gcc'
-	EXEC_PATH 	= 'D:/ArdaArmTools/Sourcery_Lite/bin'
+	EXEC_PATH = r'D:\arm-2013.11\bin'
-	#EXEC_PATH 	= 'D:/ArdaArmTools/GNUARM_4.9_2015q1/bin'
 elif CROSS_TOOL == 'keil':
 	PLATFORM 	= 'armcc'
 	EXEC_PATH 	= 'C:/Keil_v5'
@@ -34,7 +33,6 @@ TARGET_NAME = 'rtthread.bin'
 if PLATFORM == 'gcc':
     # toolchains
     PREFIX = 'arm-none-eabi-'
-    #PREFIX = 'arm-none-linux-gnueabi-'
     CC = PREFIX + 'gcc'
     AS = PREFIX + 'gcc'
     AR = PREFIX + 'ar'

libcpu/arm/arm926/start_gcc.S

@@ -95,8 +95,8 @@ SVC_STACK_START:
     .section .init, "ax"
     .arm
 
-    .global entry
+    .global start
-entry:
+start:
     LDR     PC, vector_reset
     LDR     PC, vector_undef
     LDR     PC, vector_swi
@@ -204,7 +204,7 @@ ctor_loop:
 ctor_end:
 
     @; Enter the C code
-    LDR     R0, =main
+    LDR     R0, =rtthread_startup
     BLX     R0
 
 @;----------------- Exception Handler -----------------------------------------