工作以后，初学DSP，由于项目需要，在以前别人做的DSP程序上扩展功能，主要是串口中断和定时器中断，中断设置确定没有问题，由于功能需要，主程序中switch语句和if语句较多，功能没有全部实现时，使用编译器的1级优化，勾选优化代码大小，程序正常运行，但是使用更高级别的优化时，串口中断就出现错误 如果不用高级优化，依然采用1级优化，编译结束后出现program will not fit it available！的错误T_T
原来写该程序的同事已经辞职离开单位了，求高手指点一下，应该怎么解决这个问题
附上程序的CMD文件：
MEMORY
{
PAGE 0: /* Program Memory */
ZONE0 : origin = 0x002000, length = 0x002000 /* XINTF zone 0 */
ZONE1 : origin = 0x004000, length = 0x002000 /* XINTF zone 1 */
ZONE2 : origin = 0x080000, length = 0x080000 /* XINTF zone 2 */
ZONE6 : origin = 0x100000, length = 0x080000 /* XINTF zone 6 */
OTP : origin = 0x3D7800, length = 0x000800 /* on-chip OTP */
FLASHD : origin = 0x3EC000, length = 0x004000 /* on-chip FLASH */
FLASHC : origin = 0x3F0000, length = 0x004000 /* on-chip FLASH */
FLASHB : origin = 0x3F4000, length = 0x002000 /* on-chip FLASH */
FLASHA : origin = 0x3F6000, length = 0x001F80 /* on-chip FLASH */
CSM_RSVD : origin = 0x3F7F80, length = 0x000076 /* Part of FLASHA. Program with all 0x0000 when CSM is in use. */
BEGIN : origin = 0x3F7FF6, length = 0x000002 /* Part of FLASHA. Used for "boot to Flash" bootloader mode. */
CSM_PWL : origin = 0x3F7FF8, length = 0x000008 /* Part of FLASHA. CSM password locations in FLASHA */
RAMH0 : origin = 0x3F8000, length = 0x002000 /* on-chip RAM block H0 */
RAML0 : origin = 0x008000, length = 0x001000 /* on-chip RAM block L1 */
/*ZONE7 : origin = 0x3FC000, length = 0x003FC0 // XINTF zone 7 available if MP/MCn=1*/
ROM : origin = 0x3FF000, length = 0x000FC0 /* Boot ROM available if MP/MCn=0 */
RESET : origin = 0x3FFFC0, length = 0x000002 /* part of boot ROM (MP/MCn=0) or XINTF zone 7 (MP/MCn=1) */
VECTORS : origin = 0x3FFFC2, length = 0x00003E /* part of boot ROM (MP/MCn=0) or XINTF zone 7 (MP/MCn=1) */
PAGE 1 : /* Data Memory */
BOOT_RSVD : origin = 0x000000, length = 0x000080 /* Part of M0, BOOT rom will use this for stack */
RAMM0 : origin = 0x000080, length = 0x000380 /* on-chip RAM block M0 */
RAMM1 : origin = 0x000400, length = 0x000400 /* on-chip RAM block M1 */
RAML1 : origin = 0x009000, length = 0x001000 /* on-chip RAM block L1 */
FLASHJ : origin = 0x3D8000, length = 0x002000 /* on-chip FLASH */
FLASHI : origin = 0x3DA000, length = 0x002000 /* on-chip FLASH */
FLASHH : origin = 0x3DC000, length = 0x004000 /* on-chip FLASH */
FLASHG : origin = 0x3E0000, length = 0x004000 /* on-chip FLASH */
FLASHF : origin = 0x3E4000, length = 0x004000 /* on-chip FLASH */
FLASHE : origin = 0x3E8000, length = 0x004000 /* on-chip FLASH */
}
SECTIONS
{
/*** Code Security Password Locations ***/
csmpasswds : > CSM_PWL PAGE = 0 /* Used by file CSMPasswords.asm */
csm_rsvd : > CSM_RSVD PAGE = 0 /* Used by file CSMPasswords.asm */
/*** User Defined Sections ***/
codestart : > BEGIN, PAGE = 0 /* Used by file CodeStartBranch.asm */
wddisable : > FLASHA, PAGE = 0 /* Used by file CodeStartBranch.asm */
copysections : > FLASHA, PAGE = 0 /* Used by file SectionCopy.asm */
.reset : > RESET, PAGE = 0, TYPE = DSECT
vectors : > VECTORS PAGE = 0, TYPE = DSECT
/*** Uninitialized Sections ***/
.stack : > RAMM1 PAGE = 1
.ebss : > RAML1 PAGE = 1
.esysmem : > RAML1 PAGE = 1
.sysmem : > RAML1 PAGE = 1
/*** Initialized Sections ***/
ramfuncs : LOAD = FLASHC,
RUN = RAML0,
LOAD_START(_RamfuncsLoadStart),
LOAD_END(_RamfuncsLoadEnd),
RUN_START(_RamfuncsRunStart),
PAGE = 0
.text : LOAD = FLASHC, PAGE = 0
RUN = RAMH0, PAGE = 0
LOAD_START(_text_loadstart),
RUN_START(_text_runstart),
SIZE(_text_size)
.cinit : LOAD = FLASHC, PAGE = 0
RUN = RAMH0, PAGE = 0
LOAD_START(_cinit_loadstart),
RUN_START(_cinit_runstart),
SIZE(_cinit_size)
.pinit : LOAD = FLASHC, PAGE = 0
RUN = RAMH0, PAGE = 0
LOAD_START(_pinit_loadstart),
RUN_START(_pinit_runstart),
SIZE(_pinit_size)
.switch : LOAD = FLASHC, PAGE = 0
RUN = RAMH0, PAGE = 0
LOAD_START(_switch_loadstart),
RUN_START(_switch_runstart),
SIZE(_switch_size)
/*.const : LOAD = FLASHJ, PAGE = 0
RUN = RAML0L1, PAGE = 0
LOAD_START(_const_loadstart),
RUN_START(_const_runstart),
SIZE(_const_size)*/
.econst : LOAD = FLASHJ, PAGE = 1
RUN = RAML1, PAGE = 1
LOAD_START(_econst_loadstart),
RUN_START(_econst_runstart),
SIZE(_econst_size)
/*** IQmath ***/
IQmath : LOAD = FLASHC, PAGE = 0
RUN = RAMH0, PAGE = 0
LOAD_START(_IQmath_loadstart),
RUN_START(_IQmath_runstart),
SIZE(_IQmath_size)
IQmathTables : > ROM PAGE = 0, TYPE = NOLOAD /* Math Tables In ROM */
IQmathTablesRam : LOAD = FLASHJ, PAGE = 1
RUN = RAML1, PAGE = 1
LOAD_START(_IQmathTablesRam_loadstart),
RUN_START(_IQmathTablesRam_runstart),
SIZE(_IQmathTablesRam_size)
.cio : > FLASHA, PAGE = 0
} |
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