add GNU GCC support in LPC2478.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1333 bbd45198-f89e-11dd-88c7-29a3b14d5316

10 files changed, 291 insertions, 234 deletions

diff --git a/bsp/lpc2478/SConscript b/bsp/lpc2478/SConscript
index 5d3d95124c..291cde94ea 100644
--- a/bsp/lpc2478/SConscript
+++ b/bsp/lpc2478/SConscript
@@ -3,15 +3,8 @@ Import('RTT_ROOT')
 from building import *

 

 src_bsp   = ['application.c', 'startup.c', 'board.c']

-src_drv   = []

 

-if GetDepend('RT_USING_DFS'):

-    src_drv += ['sd.c', 'spi.c']

-

-if GetDepend('RT_USING_LWIP'):

-    src_drv += ['emac.c']

-

-src = File(src_bsp + src_drv)

+src = File(src_bsp)

 CPPPATH = [RTT_ROOT + '/bsp/lpc2478']

 group = DefineGroup('Startup', src, depend = [''], CPPPATH = CPPPATH)

 

diff --git a/bsp/lpc2478/SConstruct b/bsp/lpc2478/SConstruct
index 760c3bbdac..15a893bcdf 100644
--- a/bsp/lpc2478/SConstruct
+++ b/bsp/lpc2478/SConstruct
@@ -6,7 +6,7 @@ RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
 sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]

 from building import *

 

-TARGET = 'rtthread-lpc2478.' + rtconfig.TARGET_EXT

+TARGET = 'rtthread-lpc.' + rtconfig.TARGET_EXT

 

 env = Environment(tools = ['mingw'],

 	AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,

@@ -21,15 +21,6 @@ Export('rtconfig')
 # prepare building environment

 objs = PrepareBuilding(env, RTT_ROOT)

 

-if GetDepend('RT_USING_WEBSERVER'):

-    objs = objs + SConscript(RTT_ROOT + '/components/net/webserver/SConscript', variant_dir='build/net/webserver', duplicate=0)

-

-if GetDepend('RT_USING_RTGUI'):

-    objs = objs + SConscript(RTT_ROOT + '/examples/gui/SConscript', variant_dir='build/examples/gui', duplicate=0)

-

-# libc testsuite 

-# objs = objs + SConscript(RTT_ROOT + '/examples/libc/SConscript', variant_dir='build/examples/libc', duplicate=0)

-

 # build program 

 env.Program(TARGET, objs)

 

diff --git a/bsp/lpc2478/application.c b/bsp/lpc2478/application.c
index 5854fad804..1f92fc7b8c 100644
--- a/bsp/lpc2478/application.c
+++ b/bsp/lpc2478/application.c
@@ -18,54 +18,8 @@
  * @addtogroup LPC2478
  */
 /*@{*/
-
-char thread1_stack[512];
-char thread2_stack[512];
-
-struct rt_thread thread1;
-struct rt_thread thread2;
-
-void thread1_entry(void* parameter)
-{
-	int i;
-
-	while (1)
-	{
-		for (i = 0; i < 10; i ++)
-		{
-			rt_kprintf("%d\n", i);
-			rt_thread_delay(100);
-		}
-	}
-}
-
-void thread2_entry(void* parameter)
-{
-	int count = 0;
-	while (1)
-	{
-		rt_kprintf("Thread2 count:%d\n", count++);
-		rt_thread_delay(50);
-	}
-}
-
 int rt_application_init()
 {
-	rt_thread_init(&thread1,
-		"thread1",
-		thread1_entry, RT_NULL,
-		&thread1_stack[0], sizeof(thread1_stack),
-		20, 10);
-
-	rt_thread_init(&thread2,
-		"thread2",
-		thread2_entry, RT_NULL,
-		&thread2_stack[0], sizeof(thread2_stack),
-		25, 8);
-
-	rt_thread_startup(&thread1);
-	rt_thread_startup(&thread2);
-
 	return 0;
 }
 
diff --git a/bsp/lpc2478/board.c b/bsp/lpc2478/board.c
index e90a2de875..9ed24d28bd 100644
--- a/bsp/lpc2478/board.c
+++ b/bsp/lpc2478/board.c
@@ -18,9 +18,9 @@
 #include <LPC24xx.h>
 #include "board.h"
 
-/* #define RT_BOARD_DEBUG */
+#define DATA_COUNT 14400000/RT_TICK_PER_SECOND	/* T0MR0 = delayInMs * (Fpclk / 1000); */

 
-#define DATA_COUNT 14400000/RT_TICK_PER_SECOND	/* T0MR0 = delayInMs * (Fpclk / 1000); */
+extern void rt_hw_serial_init(void);
 
 /**
  * @addtogroup LPC2478
@@ -29,70 +29,21 @@
 
 void rt_timer_handler(int vector)
 {
-#ifdef BOARD_DEBUG
-	rt_kprintf("timer handler, increase a tick\n");
-#endif
-
 	T0IR |= 0x01;			/* clear interrupt flag */
 	rt_tick_increase();
 	VICVectAddr = 0;		/* Acknowledge Interrupt */
 }
 
-
-/**
- * This function is used to display a string on console, normally, it's
- * invoked by rt_kprintf
- *
- * @param str the displayed string
- */
-void rt_hw_console_output(const char* str)
-{
-	while (*str)
-	{
-		if (*str=='\n')
-		{
-			while (!(U0LSR & 0x20));
-			U0THR = '\r';
-		}
-	
-		while (!(U0LSR & 0x20));
-		U0THR = *str;
-		
-		str ++;
-	}
-}
-
-#define BAUD_RATE	115200
-#define U0PINS		0x50
-void rt_hw_console_init()
-{
-	rt_uint32_t fdiv;
-
-	/* Enable RxD and TxD pins */
-  	PINSEL0 = U0PINS;
-
-	/* 8 bits, no Parity, 1 Stop bit */
-	U0LCR = 0x83;
-
-	/* Setup Baudrate */
-	fdiv = ( PCLK / 16 ) / BAUD_RATE ;	/*baud rate */
-	U0DLM = fdiv / 256;							
-	U0DLL = fdiv % 256;
-	U0FCR = 0x00;		/* Enable and reset TX and RX FIFO. */
-	U0LCR = 0x03;		/* DLAB = 0 */
-
-	/* DLAB = 0 */
-	U0LCR = 0x03;
-}
-
 /**
  * This function will init LPC2478 board
  */
 void rt_hw_board_init()
 {
-	/* init console for rt_kprintf function */
-	rt_hw_console_init();
-	
+#if defined(RT_USING_DEVICE) && defined(RT_USING_UART1)

+	rt_hw_serial_init();

+	rt_console_set_device("uart1");

+#endif

+

 	T0IR 	= 0xff; 
 	T0TC 	= 0;
 	T0MCR 	= 0x03; 
diff --git a/bsp/lpc2478/lowlevel.S b/bsp/lpc2478/lowlevel.S
deleted file mode 100644
index e69de29bb2..0000000000
--- a/bsp/lpc2478/lowlevel.S
+++ /dev/null
diff --git a/bsp/lpc2478/lpc2478_rom.lds b/bsp/lpc2478/lpc2478_rom.lds
index 78f741aaf6..ced52b9fc8 100644
--- a/bsp/lpc2478/lpc2478_rom.lds
+++ b/bsp/lpc2478/lpc2478_rom.lds
@@ -1,105 +1,144 @@
-OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
-OUTPUT_ARCH(arm)
+/*
+ * linker script for LPC2478 with GNU ld
+ * bernard.xiong 2011-03-17
+ */
+
+/* Program Entry, set to mark it as "used" and avoid gc */
+MEMORY
+{
+    CODE (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000
+    DATA (rw) : ORIGIN = 0x40000000, LENGTH = 0x00010000
+}
 ENTRY(_start)
+
 SECTIONS
 {
-  . = 0x00000000;
+    .text :
+    {
+		*(.init)
+		*(.text)
+        *(.text.*)                      /* remaining code */
+        *(.rodata)                      /* read-only data (constants) */
+        *(.rodata*)
+        *(.glue_7)
+        *(.glue_7t)
+        *(.gnu.linkonce.t*)
+
+        /* section information for finsh shell */
+        . = ALIGN(4);
+        __fsymtab_start = .;
+        KEEP(*(FSymTab))
+        __fsymtab_end = .;
+        . = ALIGN(4);
+        __vsymtab_start = .;
+        KEEP(*(VSymTab))
+        __vsymtab_end = .;
+        . = ALIGN(4);
+
+        . = ALIGN(4);
+        _etext = .;
+    } > CODE = 0
+
+	. = ALIGN(4);
+	.ctors :
+	{
+		PROVIDE(__ctors_start__ = .);
+		KEEP(*(SORT(.ctors.*)))
+		KEEP(*(.ctors))
+		PROVIDE(__ctors_end__ = .);
+	} > CODE
+
+	.dtors :
+	{
+		PROVIDE(__dtors_start__ = .);
+		KEEP(*(SORT(.dtors.*)))
+		KEEP(*(.dtors))
+		PROVIDE(__dtors_end__ = .);
+	} > CODE
+
+    /* .ARM.exidx is sorted, so has to go in its own output section.  */
+    __exidx_start = .;
+    .ARM.exidx :
+    {
+        *(.ARM.exidx* .gnu.linkonce.armexidx.*)
+
+        /* This is used by the startup in order to initialize the .data secion */
+        _sidata = .;
+    } > CODE
+    __exidx_end = .;
+
+    /* .data section which is used for initialized data */
+    .data : AT (_sidata)
+    {
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .data secion */
+        _sdata = . ;
+
+        *(.data)
+        *(.data.*)
+        *(.gnu.linkonce.d*)
 
-  __text_start = .;
-  .text      :
-  {
-    *(.vectors)
-    *(.text)
-    *(.text.*)
-  } =0
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .data secion */
+        _edata = . ;
+    } >DATA
+	__data_end = .;
 
-  __text_end = .;
-  
-  __rodata_start = .;
-  .rodata   :
-  {
-    *(.rodata)
-    *(.rodata.*)
-    /* section information for finsh shell */
-    . = ALIGN(4);
-    __fsymtab_start = .;
-    KEEP(*(FSymTab))
-    __fsymtab_end = .;
-    . = ALIGN(4);
-    __vsymtab_start = .;
-    KEEP(*(VSymTab))
-    __vsymtab_end = .;
-    . = ALIGN(4);	
-  }
-  __rodata_end = .;
-  	
-  . = 0x40000000;		/*Data in SRAM*/
-	
-  __data_start = .;
-  . = ALIGN(4);
-  .data : 
-  {	
-    	*(.data)
-    	*(.data.*)
-  }
-  __data_end = .;
+	.noinit :
+	{
+	    *(.bss.noinit)
+	} > DATA
 
-  . = ALIGN(4);
-  __bss_start = __data_end;
-  .bss       :
-  {
-   *(.bss)
-   *(.bss.*)
-   *(COMMON)
-   . = ALIGN(4);
-  }
-  . = ALIGN(4);
-  __bss_end = .;
+    __bss_start = .;
+    .bss :
+    {
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .bss secion */
+        _sbss = .;
 
-  . = ALIGN(4);
-  __UndStack_start = __bss_end;
-  .UndStack : { *(.UndStack) }
-  __UndStack_end = ( __UndStack_start + 0x00000100 );
-	
-  . = ALIGN(4);
-  __IRQStack_start = __UndStack_end;
-  .IRQStack : { *(.IRQStack) }
-  __IRQStack_end = ( __IRQStack_start + 0x00000400 );
-	
-  . = ALIGN(4);
-  __FIQStack_start = __IRQStack_end;
-  .FIQStack : { *(.FIQStack) }
-  __FIQStack_end = ( __FIQStack_start + 0x00000400 );
-	
-  . = ALIGN(4);
-  __SVCStack_start = __FIQStack_end;
-  .SVCStack : { *(.SVCStack) }
-  __SVCStack_end = ( __SVCStack_start + 0x00000400 );
-	
-  . = ALIGN(4);
-  __ABTStack_start = __SVCStack_end;
-  .ABTStack : { *(.ABTStack) }
-  __ABTStack_end = ( __ABTStack_start + 0x00000400 );
-  
-    . = ALIGN(4);
-  __USRStack_start = __ABTStack_end;
-  .USRStack : { *(.USRStack) }
-  __USRStack_end = ( __USRStack_start + 0x00000400 );
-	
-  . = ALIGN(4);
-  __Heap_start = __USRStack_end;
-  .Heap : { *(.Heap) }
-  __Heap_end = (__Heap_start + 0x00004000);
+        *(.bss)
+        *(COMMON)
 
+        . = ALIGN(4);
+        /* This is used by the startup in order to initialize the .bss secion */
+        _ebss = . ;
+        _estack = .;
+    } > DATA
+    __bss_end = .;
 
-  /* Stabs debugging sections.  */
-  .stab 0 : { *(.stab) }
-  .stabstr 0 : { *(.stabstr) }
-  .stab.excl 0 : { *(.stab.excl) }
-  .stab.exclstr 0 : { *(.stab.exclstr) }
-  .stab.index 0 : { *(.stab.index) }
-  .stab.indexstr 0 : { *(.stab.indexstr) }
-  .comment 0 : { *(.comment) }
+    _end = .;
 
-  _end = .;
+    /* Stabs debugging sections.  */
+    .stab          0 : { *(.stab) }
+    .stabstr       0 : { *(.stabstr) }
+    .stab.excl     0 : { *(.stab.excl) }
+    .stab.exclstr  0 : { *(.stab.exclstr) }
+    .stab.index    0 : { *(.stab.index) }
+    .stab.indexstr 0 : { *(.stab.indexstr) }
+    .comment       0 : { *(.comment) }
+    /* DWARF debug sections.
+     * Symbols in the DWARF debugging sections are relative to the beginning
+     * of the section so we begin them at 0.  */
+    /* DWARF 1 */
+    .debug          0 : { *(.debug) }
+    .line           0 : { *(.line) }
+    /* GNU DWARF 1 extensions */
+    .debug_srcinfo  0 : { *(.debug_srcinfo) }
+    .debug_sfnames  0 : { *(.debug_sfnames) }
+    /* DWARF 1.1 and DWARF 2 */
+    .debug_aranges  0 : { *(.debug_aranges) }
+    .debug_pubnames 0 : { *(.debug_pubnames) }
+    /* DWARF 2 */
+    .debug_info     0 : { *(.debug_info .gnu.linkonce.wi.*) }
+    .debug_abbrev   0 : { *(.debug_abbrev) }
+    .debug_line     0 : { *(.debug_line) }
+    .debug_frame    0 : { *(.debug_frame) }
+    .debug_str      0 : { *(.debug_str) }
+    .debug_loc      0 : { *(.debug_loc) }
+    .debug_macinfo  0 : { *(.debug_macinfo) }
+    /* SGI/MIPS DWARF 2 extensions */
+    .debug_weaknames 0 : { *(.debug_weaknames) }
+    .debug_funcnames 0 : { *(.debug_funcnames) }
+    .debug_typenames 0 : { *(.debug_typenames) }
+    .debug_varnames  0 : { *(.debug_varnames) }
 }
diff --git a/bsp/lpc2478/project.Uv2 b/bsp/lpc2478/project.Uv2
new file mode 100644
index 0000000000..05ac110f5a
--- /dev/null
+++ b/bsp/lpc2478/project.Uv2
@@ -0,0 +1,143 @@
+### uVision2 Project, (C) Keil Software

+### Do not modify !

+

+Target (RT-Thread LPC2478), 0x0004 // Tools: 'ARM-ADS'

+

+Group (Startup)

+Group (Kernel)

+Group (LPC24XX)

+Group (finsh)

+

+File 1,1,<.\application.c><application.c>

+File 1,1,<.\startup.c><startup.c>

+File 1,1,<.\board.c><board.c>

+File 2,1,<..\..\src\clock.c><clock.c>

+File 2,1,<..\..\src\device.c><device.c>

+File 2,1,<..\..\src\idle.c><idle.c>

+File 2,1,<..\..\src\ipc.c><ipc.c>

+File 2,1,<..\..\src\irq.c><irq.c>

+File 2,1,<..\..\src\kservice.c><kservice.c>

+File 2,1,<..\..\src\mem.c><mem.c>

+File 2,1,<..\..\src\mempool.c><mempool.c>

+File 2,1,<..\..\src\module.c><module.c>

+File 2,1,<..\..\src\object.c><object.c>

+File 2,1,<..\..\src\rtm.c><rtm.c>

+File 2,1,<..\..\src\scheduler.c><scheduler.c>

+File 2,1,<..\..\src\slab.c><slab.c>

+File 2,1,<..\..\src\thread.c><thread.c>

+File 2,1,<..\..\src\timer.c><timer.c>

+File 3,1,<..\..\libcpu\arm\lpc24xx\cpu.c><cpu.c>

+File 3,1,<..\..\libcpu\arm\lpc24xx\interrupt.c><interrupt.c>

+File 3,1,<..\..\libcpu\arm\lpc24xx\serial.c><serial.c>

+File 3,1,<..\..\libcpu\arm\lpc24xx\stack.c><stack.c>

+File 3,1,<..\..\libcpu\arm\lpc24xx\trap.c><trap.c>

+File 3,2,<..\..\libcpu\arm\lpc24xx\context_rvds.S><context_rvds.S>

+File 3,2,<..\..\libcpu\arm\lpc24xx\start_rvds.S><start_rvds.S>

+File 3,1,<..\..\libcpu\arm\common\backtrace.c><backtrace.c>

+File 3,1,<..\..\libcpu\arm\common\div0.c><div0.c>

+File 3,1,<..\..\libcpu\arm\common\showmem.c><showmem.c>

+File 4,1,<..\..\components\finsh\cmd.c><cmd.c>

+File 4,1,<..\..\components\finsh\finsh_compiler.c><finsh_compiler.c>

+File 4,1,<..\..\components\finsh\finsh_error.c><finsh_error.c>

+File 4,1,<..\..\components\finsh\finsh_heap.c><finsh_heap.c>

+File 4,1,<..\..\components\finsh\finsh_init.c><finsh_init.c>

+File 4,1,<..\..\components\finsh\finsh_node.c><finsh_node.c>

+File 4,1,<..\..\components\finsh\finsh_ops.c><finsh_ops.c>

+File 4,1,<..\..\components\finsh\finsh_parser.c><finsh_parser.c>

+File 4,1,<..\..\components\finsh\finsh_token.c><finsh_token.c>

+File 4,1,<..\..\components\finsh\finsh_var.c><finsh_var.c>

+File 4,1,<..\..\components\finsh\finsh_vm.c><finsh_vm.c>

+File 4,1,<..\..\components\finsh\shell.c><shell.c>

+File 4,1,<..\..\components\finsh\symbol.c><symbol.c>

+

+

+Options 1,0,0  // Target 'RT-Thread LPC2478'

+ Device (LPC2478)

+ Vendor (NXP (founded by Philips))

+ Cpu (IRAM(0x40000000-0x4000FFFF) IRAM2(0x7FE00000-0x7FE03FFF) IROM(0-0x7FFFF) CLOCK(12000000) CPUTYPE(ARM7TDMI))

+ FlashUt (LPC210x_ISP.EXE ("#H" ^X $D COM1: 38400 1))

+ StupF ("STARTUP\Philips\LPC2400.s" ("Philips LPC2400 Startup Code"))

+ FlashDR (UL2ARM(-U268761108 -O7 -S0 -C0 -FO15 -FD40000000 -FC800 -FN1 -FF0LPC_IAP2_512 -FS00 -FL07E000))

+ DevID (4307)

+ Rgf (LPC23xx.H)

+ Mem ()

+ C ()

+ A ()

+ RL ()

+ OH ()

+ DBC_IFX ()

+ DBC_CMS ()

+ DBC_AMS ()

+ DBC_LMS ()

+ UseEnv=0

+ EnvBin ()

+ EnvInc ()

+ EnvLib ()

+ EnvReg (Philips\)

+ OrgReg (Philips\)

+ TgStat=16

+ OutDir (.\obj\)

+ OutName (rtthread-lpc)

+ GenApp=1

+ GenLib=0

+ GenHex=0

+ Debug=1

+ Browse=1

+ LstDir (.\obj\)

+ HexSel=1

+ MG32K=0

+ TGMORE=0

+ RunUsr 0 0 <>

+ RunUsr 1 0 <>

+ BrunUsr 0 0 <>

+ BrunUsr 1 0 <>

+ CrunUsr 0 0 <>

+ CrunUsr 1 0 <>

+ SVCSID <>

+ GLFLAGS=1790

+ ADSFLGA { 243,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ ACPUTYP (ARM7TDMI)

+ RVDEV ()

+ ADSTFLGA { 0,12,16,2,99,0,0,66,0,0,0,0,0,0,0,0,0,0,0,0 }

+ OCMADSOCM { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ OCMADSIRAM { 0,0,0,0,64,0,0,1,0 }

+ OCMADSIROM { 1,0,0,0,0,0,0,8,0 }

+ OCMADSXRAM { 0,0,0,0,0,0,0,0,0 }

+ OCR_RVCT { 1,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,8,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,1,0,0,0,0,224,127,0,64,0,0 }

+ RV_STAVEC ()

+ ADSCCFLG { 5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ ADSCMISC ()

+ ADSCDEFN ()

+ ADSCUDEF ()

+ ADSCINCD (..\..\include;..\..\libcpu\arm\common;..\..\components\finsh;..\..\libcpu\arm\lpc24xx;.)

+ ADSASFLG { 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ ADSAMISC ()

+ ADSADEFN ()

+ ADSAUDEF ()

+ ADSAINCD ()

+ PropFld { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ IncBld=1

+ AlwaysBuild=0

+ GenAsm=0

+ AsmAsm=0

+ PublicsOnly=0

+ StopCode=3

+ CustArgs ()

+ LibMods ()

+ ADSLDFG { 17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }

+ ADSLDTA (0x00000000)

+ ADSLDDA (0x10000000)

+ ADSLDSC ()

+ ADSLDIB ()

+ ADSLDIC ()

+ ADSLDMC ( --keep __fsym_* --keep __vsym_*)

+ ADSLDIF ()

+ ADSLDDW ()

+  OPTDL (SARM.DLL)(-cLPC24xx)(DARMP.DLL)(-pLPC2478)(SARM.DLL)()(TARMP.DLL)(-pLPC2478)

+  OPTDBG 48125,7,()()()()()()()()()() (Segger\JL2CM3.dll)()()()

+ FLASH1 { 9,0,0,0,1,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0 }

+ FLASH2 (BIN\UL2ARM.DLL)

+ FLASH3 ("LPC210x_ISP.EXE" ("#H" ^X $D COM1: 38400 1))

+ FLASH4 ()

+EndOpt

+

diff --git a/bsp/lpc2478/rtconfig.h b/bsp/lpc2478/rtconfig.h
index 449d4c3ef1..f4495c1b5d 100644
--- a/bsp/lpc2478/rtconfig.h
+++ b/bsp/lpc2478/rtconfig.h
@@ -67,6 +67,7 @@
 #define RT_UART_RX_BUFFER_SIZE	64

 

 /* SECTION: Console options */

+#define RT_USING_CONSOLE

 /* the buffer size of console*/

 #define RT_CONSOLEBUF_SIZE	128

 

@@ -77,14 +78,6 @@
 #define FINSH_USING_SYMTAB

 #define FINSH_USING_DESCRIPTION

 

-/* SECTION: a mini libc */

-/* Using mini libc library*/

-/* #define RT_USING_MINILIBC */

-

-/* SECTION: C++ support */

-/* Using C++ support*/

-/* #define RT_USING_CPLUSPLUS */

-

 /* SECTION: lwip, a lighwight TCP/IP protocol stack */

 /* Using lighweight TCP/IP protocol stack*/

 /* #define RT_USING_LWIP */

diff --git a/bsp/lpc2478/rtconfig.py b/bsp/lpc2478/rtconfig.py
index fcad8d9619..7f7cf363e9 100644
--- a/bsp/lpc2478/rtconfig.py
+++ b/bsp/lpc2478/rtconfig.py
@@ -12,11 +12,6 @@ elif CROSS_TOOL == 'keil':
 BUILD = 'debug'

 

 if PLATFORM == 'gcc':

-    print "========================="

-    print "Can not support GNU GCC!!"

-    print "========================="

-    exit (0)

-

     # toolchains

     PREFIX = 'arm-none-eabi-'

     CC = PREFIX + 'gcc'

diff --git a/bsp/lpc2478/startup.c b/bsp/lpc2478/startup.c
index 6024805c55..cde4d4552a 100644
--- a/bsp/lpc2478/startup.c
+++ b/bsp/lpc2478/startup.c
@@ -73,14 +73,7 @@ void rtthread_startup(void)
 
 	/* init scheduler system */
 	rt_system_scheduler_init();
-	
-#ifdef RT_USING_DEVICE
-	/* init hardware serial device */
-	rt_hw_serial_init();
 
-	/*init all registed devices*/
-	rt_device_init_all();
-#endif
 	/* init application */
 	rt_application_init();
 	
@@ -106,6 +99,11 @@ void rtthread_startup(void)
 #ifdef __CC_ARM
 int main(void)
 {
+	rt_uint32_t UNUSED level;

+

+	/* disable interrupt first */

+	level = rt_hw_interrupt_disable();

+

 	/* invoke rtthread_startup */
 	rtthread_startup();