/*
**?Copyright?（C）?ARM?Limited?2001.?All?rights?reserved.
*/


/*
**?This?implements?a?‘retarget‘?layer?for?low-level?IO.??Typically?this
**?would?contain?your?own?target-dependent?implementations?of?fputc（）
**?ferror（）?etc.
**?
**?This?example?provides?implementations?of?fputc（）?ferror（）
**?_sys_exit（）?_ttywrch（）?and?__user_initial_stackheap（）.
**
**?Here?semihosting?SWIs?are?used?to?display?text?onto?the?console?
**?of?the?host?debugger.??This?mechanism?is?portable?across?ARMulator
**?Angel?Multi-ICE?and?embeddedICE.
**
**?Alternatively?to?output?characters?from?the?serial?port?of?an?
**?ARM?Integrator?Board?（see?serial.c）?use:
**
**?????#define?USE_SERIAL_PORT
**
**?or?compile?with?
**
**?????-DUSE_SERIAL_PORT
*/

#include?
#include?


struct?__FILE?{?int?handle;???/*?Add?whatever?you?need?here?*/};
FILE?__stdout;


extern?unsigned?int?bottom_of_heap;?????/*?defined?in?heap.s?*/


int?fputc（int?ch?FILE?*f）
{
????/*?Place?your?implementation?of?fputc?here?????*/
????/*?e.g.?write?a?character?to?a?UART?or?to?the?*/
????/*?debugger?console?with?SWI?WriteC????????????*/

????return?ch;
}


int?ferror（FILE?*f）
{???/*?Your?implementation?of?ferror?*/
????return?EOF;
}


void?_sys_exit（int?return_code）
{
	for（;;）;
}


void?_ttywrch（int?ch）
{
}


__value_in_regs?struct?__initial_stackheap?__user_initial_stackheap（
????????unsigned?R0?unsigned?SP?unsigned?R2?unsigned?SL）
{
????struct?__initial_stackheap?config;
????
????config.heap_base?=?（unsigned?int）&bottom_of_heap;?//?defined?in?heap.s
??????????????????????????????????????????????????????//?placed?by?scatterfile???
????config.stack_base?=?SP;???//?inherit?SP?from?the?execution?environment

????return?config;
}

/*
Below?is?an?equivalent?example?assembler?version?of?__user_initial_stackheap.

It?will?be?entered?with?the?value?of?the?stackpointer?in?r1?（as?set?in?init.s）?
this?does?not?need?to?be?changed?and?so?can?be?passed?unmodified?out?of?the?
function.?

????IMPORT?bottom_of_heap
????EXPORT?__user_initial_stackheap

__user_initial_stackheap????
????LDR???r0=bottom_of_heap
????MOV???pclr
*/

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????153079??2005-04-22?09:14??GPRS實驗\Exp3.mcp

?????文件???????3374??2007-05-10?10:08??GPRS實驗\Exp3_Data\CWSettingsWindows.stg

?????文件????????224??2005-04-22?09:14??GPRS實驗\init\heap.s

?????文件???????1921??2005-04-22?09:14??GPRS實驗\init\isr_address.s

?????文件??????10303??2005-04-22?09:14??GPRS實驗\init\readme.txt

?????文件???????2212??2005-04-22?09:14??GPRS實驗\init\retarget.c

?????文件???????1585??2005-04-22?09:14??GPRS實驗\init\scat_ram.scf

?????文件???????1575??2005-04-22?09:14??GPRS實驗\init\scat_rom.scf

?????文件????????393??2005-04-22?09:14??GPRS實驗\init\stack.s

?????文件??????15467??2005-04-22?09:14??GPRS實驗\STARTUP\44B.H

?????文件??????11694??2005-04-22?09:14??GPRS實驗\STARTUP\44BINIT.S

?????文件????????879??2005-04-22?09:14??GPRS實驗\STARTUP\BITOPS.H

?????文件????????444??2005-04-22?09:14??GPRS實驗\STARTUP\DEF.H

?????文件?????????29??2005-04-22?09:14??GPRS實驗\STARTUP\EXIO.c

?????文件????????399??2005-04-22?09:14??GPRS實驗\STARTUP\EXIO.h

?????文件???????2274??2005-04-22?09:14??GPRS實驗\STARTUP\GPRS.C

?????文件????????181??2005-04-22?09:14??GPRS實驗\STARTUP\GPRS.h

?????文件???????1078??2005-04-22?09:14??GPRS實驗\STARTUP\ISR.c

?????文件???????1198??2005-04-22?09:14??GPRS實驗\STARTUP\ISR.H

?????文件????????800??2005-04-22?09:14??GPRS實驗\STARTUP\KeyBoard.c

?????文件?????????89??2005-04-22?09:14??GPRS實驗\STARTUP\KeyBoard.h

?????文件??????13274??2005-04-22?09:14??GPRS實驗\STARTUP\LCD320.c

?????文件????????940??2005-04-22?09:14??GPRS實驗\STARTUP\lcd320.h

?????文件???????1728??2005-04-22?09:14??GPRS實驗\STARTUP\Main.c

?????文件???????1005??2005-04-22?09:14??GPRS實驗\STARTUP\Main4.c

?????文件????????164??2005-04-22?09:14??GPRS實驗\STARTUP\Maro.h

?????文件???????3523??2005-04-22?09:14??GPRS實驗\STARTUP\MEMCFG.S

?????文件???????1873??2005-04-22?09:14??GPRS實驗\STARTUP\MyUart.c

?????文件????????229??2005-04-22?09:14??GPRS實驗\STARTUP\MyUart.h

?????文件???????1544??2005-04-22?09:14??GPRS實驗\STARTUP\OPTION.H

............此處省略15個文件信息