---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
###############################################################################
# #
# IAR ELF Linker V5.50.0.51878/W32 for ARM 31/May/2012 12:50:09 #
# Copyright (C) 2007-2010 IAR Systems AB. #
# #
# Output file = E:\stm32\software4.45.2\Debug\Exe\software.out #
# Map file = E:\stm32\software4.45.2\Debug\List\software.map #
# Command line = E:\stm32\software4.45.2\Debug\Obj\main.o #
# E:\stm32\software4.45.2\Debug\Obj\test.o -o #
# E:\stm32\software4.45.2\Debug\Exe\software.out --map #
# E:\stm32\software4.45.2\Debug\List\software.map #
# --config E:\stm32\software4.45.2\stm32f10x_flash.icf #
# --semihosting --entry __iar_program_start #
# #
# #
###############################################################################
*******************************************************************************
*** PLACEMENT SUMMARY
***
"A1": place at 0x08004000 { ro section .intvec };
"A2": place at 0x08017000 { ro section .sendstr };
"A3": place at 0x08018500 { ro section .MYSEG };
"A4": place at 0x08018000 { object test.o section .text };
"P1": place in [from 0x08004000 to 0x08020000] { ro };
"P2": place in [from 0x20000000 to 0x2000bfff] {
rw, block CSTACK, block HEAP };
Section Kind Address Size Object
------- ---- ------- ---- ------
"A1": 0x40
.intvec ro code 0x08004000 0x40 vector_table_M.o [4]
- 0x08004040 0x40
"P1": 0x100
.text ro code 0x08004040 0x30 copy_init3.o [4]
.text ro code 0x08004070 0x2c data_init3.o [4]
.text ro code 0x0800409c 0x28 iarttio.o [5]
.iar.init_table const 0x080040c4 0x14 - Linker created -
.text ro code 0x080040d8 0x16 cmain.o [4]
.text ro code 0x080040f0 0x14 exit.o [5]
.text ro code 0x08004104 0xc cstartup_M.o [4]
.text ro code 0x08004110 0xa cexit.o [4]
.text ro code 0x0800411a 0xa main.o [1]
.text ro code 0x08004124 0x8 XShttio.o [3]
.text ro code 0x0800412c 0x6 exit.o [3]
.text ro code 0x08004132 0x4 low_level_init.o [3]
.text ro code 0x08004136 0x2 vector_table_M.o [4]
Initializer bytes ro data 0x08004138 0x8 <for P2 s0>
- 0x08004140 0x100
"A2": 0x2
.sendstr ro code 0x08017000 0x2 main.o [1]
- 0x08017002 0x2
"A4": 0x54
.text ro code 0x08018000 0x54 test.o [1]
- 0x08018054 0x54
"A3": 0x10
.MYSEG const 0x08018500 0x10 test.o [1]
- 0x08018510 0x10
"P2", part 1 of 2: 0x400
CSTACK 0x20000000 0x400 <Block>
CSTACK uninit 0x20000000 0x400 <Block tail>
- 0x20000400 0x400
"P2", part 2 of 2: 0x8
P2 s0 0x20000400 0x8 <Init block>
.data inited 0x20000400 0x8 XShttio.o [3]
- 0x20000408 0x8
*******************************************************************************
*** INIT TABLE
***
Address Size
------- ----
Copy (__iar_copy_init3)
1 source range, total size 0x8 (100% of destination):
0x08004138 0x8
1 destination range, total size 0x8:
0x20000400 0x8
*******************************************************************************
*** MODULE SUMMARY
***
Module ro code ro data rw data
------ ------- ------- -------
E:\stm32\software4.45.2\Debug\Obj: [1]
main.o 12
test.o 84 16
-------------------------------------------
Total: 96 16
command line: [2]
-------------------------------------------
Total:
dl7M_tl_in.a: [3]
XShttio.o 8 8 8
exit.o 6
low_level_init.o 4
-------------------------------------------
Total: 18 8 8
rt7M_tl.a: [4]
cexit.o 10
cmain.o 22
copy_init3.o 48
cstartup_M.o 12
data_init3.o 44
vector_table_M.o 66
-------------------------------------------
Total: 202
shb_l.a: [5]
exit.o 20
iarttio.o 40
-------------------------------------------
Total: 60
Gaps 2
Linker created 20 1 024
-----------------------------------------------
Grand Total: 378 44 1 032
*******************************************************************************
*** ENTRY LIST
***
Entry Address Size Type Object
----- ------- ---- ---- ------
BusFault_Handler 0x08004137 Code Wk vector_table_M.o [4]
CSTACK$$Base 0x20000000 -- Gb - Linker created -
CSTACK$$Limit 0x20000400 -- Gb - Linker created -
DebugMon_Handler 0x08004137 Code Wk vector_table_M.o [4]
HardFault_Handler 0x08004137 Code Wk vector_table_M.o [4]
MemManage_Handler 0x08004137 Code Wk vector_table_M.o [4]
NMI_Handler 0x08004137 Code Wk vector_table_M.o [4]
PendSV_Handler 0x08004137 Code Wk vector_table_M.o [4]
Region$$Table$$Base 0x080040c4 -- Gb - Linker created -
Region$$Table$$Limit 0x080040d8 -- Gb - Linker created -
SVC_Handler 0x08004137 Code Wk vector_table_M.o [4]
SysTick_Handler 0x08004137 Code Wk vector_table_M.o [4]
UsageFault_Handler 0x08004137 Code Wk vector_table_M.o [4]
__cmain 0x080040d9 Code Gb cmain.o [4]
__exit 0x080040f1 0x14 Code Gb exit.o [5]
__iar_close_ttio 0x0800409d 0x26 Code Gb iarttio.o [5]
__iar_copy_init3 0x08004041 0x30 Code Gb copy_init3.o [4]
__iar_data_init3 0x08004071 0x2c Code Gb data_init3.o [4]
__iar_lookup_ttioh 0x08004125 0x8 Code Gb XShttio.o [3]
__iar_program_start 0x08004105 Code Gb cstartup_M.o [4]
__iar_ttio_handles 0x20000400 0x8 Data Lc XShttio.o [3]
__low_level_init 0x08004133 0x4 Code Gb low_level_init.o [3]
__vector_table 0x08004000 Data Gb vector_table_M.o [4]
_call_main 0x080040e5 Code Gb cmain.o [4]
_exit 0x08004111 Code Gb cexit.o [4]
_main 0x080040eb Code Gb cmain.o [4]
exit 0x0800412d 0x6 Code Gb exit.o [3]
f1 0x08018049 0xc Code Gb test.o [1]
main 0x0800411b 0xa Code Gb main.o [1]
sendstr 0x08017001 0x2 Code Gb main.o [1]
str1 0x08018500 0x8 Data Gb test.o [1]
str2 0x08018508 0x8 Data Gb test.o [1]
test 0x08018001 0x44 Code Gb test.o [1]
[1] = E:\stm32\software4.45.2\Debug\Obj
[2] = command line
[3] = dl7M_tl_in.a
[4] = rt7M_tl.a
[5] = shb_l.a
378 bytes of readonly code memory
44 bytes of readonly data memory
1 032 bytes of readwrite data memory
Errors: none
Warnings: none
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
这是.icf文件
/*###ICF### Section handled by ICF editor, don't touch! ****/
/*-Editor annotation file-*/
/* IcfEditorFile="$TOOLKIT_DIR$\config\ide\IcfEditor\cortex_v1_0.xml" */
/*-Specials-*/
define symbol __ICFEDIT_intvec_start__ = 0x08004000;
/*-Memory Regions-*/
define symbol __ICFEDIT_region_ROM_start__ = 0x08004000;
define symbol __ICFEDIT_region_ROM_end__ = 0x08020000;
define symbol __ICFEDIT_region_RAM_start__ = 0x20000000;
define symbol __ICFEDIT_region_RAM_end__ = 0x2000BFFF;
/*-Sizes-*/
define symbol __ICFEDIT_size_cstack__ = 0x400;
define symbol __ICFEDIT_size_heap__ = 0x200;
/**** End of ICF editor section. ###ICF###*/
define memory mem with size = 4G;
define region ROM_region = mem:[from __ICFEDIT_region_ROM_start__ to __ICFEDIT_region_ROM_end__];
define region RAM_region = mem:[from __ICFEDIT_region_RAM_start__ to __ICFEDIT_region_RAM_end__];
define block CSTACK with alignment = 8, size = __ICFEDIT_size_cstack__ { };
define block HEAP with alignment = 8, size = __ICFEDIT_size_heap__ { };
initialize by copy { readwrite };
do not initialize { section .noinit };
place at address mem:__ICFEDIT_intvec_start__ { readonly section .intvec };
place at address mem:0x08017000 { readonly section .sendstr};
place at address mem:0x08018500 { readonly section .MYSEG};
place at address mem:0x08018000 { section .text object test.o };
place in ROM_region { readonly };
place in RAM_region { readwrite,
block CSTACK, block HEAP };
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
main.c
/* Includes ------------------------------------------------------------------*/
//#include "stm32f10x.h"
#include "string.h"
#include "stdio.h"
void sendstr(unsigned *buf,unsigned short len) @".sendstr"
{
}
extern void test(void);
extern void main1(void);
int main(void)
{
test();
}
#ifdef USE_FULL_ASSERT
/**
* @brief Reports the name of the source file and the source line number
* where the assert_param error has occurred.
* @param file: pointer to the source file name
* @param line: assert_param error line source number
* @retval None
*/
void assert_failed(uint8_t* file, uint32_t line)
{
/* User can add his own implementation to report the file name and line number,
ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
/* Infinite loop */
while (1)
{
}
}
#endif
/**
* @}
*/
/**
* @}
*/
/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
test.c
//__no_init char array1[100]@0x2000B000;
//char array1[100];
const char str1[8]@".MYSEG"="test11!!";
const char str2[8]@".MYSEG"="test66!!";
int f1(int a,int b);
void test(void)// @".test" //MYSEGMENT段可在XCL中开辟
{
char arrayx[150];
char array1[150];
int i,a,b,c;
for (i=0;i<8;i++){
array1[i]=str1[i];
arrayx[i]=str2[i];
}
a=1;
b=2;
c=f1(a,b);
for (i=0;i<c;i++) {
sendstr(array1,8);
sendstr(arrayx,8);
}
}
int f1(int a,int b){
if(a>0){
return (a+b)*1;
}
else return 0;
}
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
对于你的第三点,cortex和其他arm处理器都提供了一种特殊的中断。。。。Software Interrupt (SVC) 你只要把系统服务都通过svc来调用,那么就不需要知道调用的实际地址了。。。 当然你也可以在固定的位置放一个函数指针表来手动做这个,调用系统服务的时候从函数指针表上获得当前版本的函数的绝对定位 |