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是说"__SYSMEM_SIZE”未被定义,可参考下:https://e2e.ti.com/support/development_tools/compiler/f/343/p/553449/2026951
还有看下工程引用的库是否被添加,检查一下其路径是否正确。
现在具体情况是这样的
1.仅仅跑我的程序不使用FPU,能正常编译完成,且正常运行
2使用FPU,,使用简单的程序,能正常编译完成,且FPU正常运行
3使用我的程序,使用FPU,就会报l __SYSMEM_SIZE这个问题,且编译不通过.开始出问题了,
下面是cmd代码,以及内存使用情况
MEMORY { PAGE 0 : /* BEGIN is used for the "boot to SARAM" bootloader mode */ BEGIN : origin = 0x000000, length = 0x000002 /* Boot to M0 will go here */ RAMM0 : origin = 0x000050, length = 0x0003B0 RAML0_L7 : origin = 0x008000, length = 0x008000 /* RAML0 : origin = 0x008000, length = 0x001000*/ /* RAML1 : origin = 0x009000, length = 0x002000*/ /* RAML2 : origin = 0x00A000, length = 0x001000*/ /* RAML3 : origin = 0x00B000, length = 0x001000*/ ZONE7A : origin = 0x200000, length = 0x00FC00 /* XINTF zone 7 - program space */ CSM_RSVD : origin = 0x33FF80, length = 0x000076 /* Part of FLASHA. Program with all 0x0000 when CSM is in use. */ CSM_PWL : origin = 0x33FFF8, length = 0x000008 /* Part of FLASHA. CSM password locations in FLASHA */ ADC_CAL : origin = 0x380080, length = 0x000009 RESET : origin = 0x3FFFC0, length = 0x000002 IQTABLES : origin = 0x3FE000, length = 0x000b50 IQTABLES2 : origin = 0x3FEB50, length = 0x00008c FPUTABLES : origin = 0x3FEBDC, length = 0x0006A0 BOOTROM : origin = 0x3FF27C, length = 0x000D44 PAGE 1 : /* BOOT_RSVD is used by the boot ROM for stack. */ /* This section is only reserved to keep the BOOT ROM from */ /* corrupting this area during the debug process */ BOOT_RSVD : origin = 0x000002, length = 0x00004E /* Part of M0, BOOT rom will use this for stack */ RAMM1 : origin = 0x000400, length = 0x000400 /* on-chip RAM block M1 */ RAML4 : origin = 0x00C000, length = 0x001000 RAML5 : origin = 0x00D000, length = 0x001000 RAML6 : origin = 0x00E000, length = 0x001000 RAML7 : origin = 0x00F000, length = 0x001000 ZONE7B : origin = 0x20FC00, length = 0x000400 /* XINTF zone 7 - data space */ } SECTIONS { /* Setup for "boot to SARAM" mode: The codestart section (found in DSP28_CodeStartBranch.asm) re-directs execution to the start of user code. */ codestart : > BEGIN, PAGE = 0 ramfuncs : > RAMM0, PAGE = 0 .text : > RAML0_L7, PAGE = 0 .InitBoot : > RAMM0, PAGE = 0 .cinit : > RAMM0, PAGE = 0 .pinit : > RAML0_L7, PAGE = 0 .switch : > RAMM0, PAGE = 0 .stack : > RAMM1, PAGE = 1 .ebss : > RAML4, PAGE = 1 .econst : > RAML5, PAGE = 1 .esysmem : > RAMM1, PAGE = 1 IQmath : > RAML0_L7, PAGE = 0 IQmathTables : > IQTABLES, PAGE = 0, TYPE = NOLOAD /* Uncomment the section below if calling the IQNexp() or IQexp() functions from the IQMath.lib library in order to utilize the relevant IQ Math table in Boot ROM (This saves space and Boot ROM is 1 wait-state). If this section is not uncommented, IQmathTables2 will be loaded into other memory (SARAM, Flash, etc.) and will take up space, but 0 wait-state is possible. */ /* IQmathTables2 : > IQTABLES2, PAGE = 0, TYPE = NOLOAD { IQmath.lib<IQNexpTable.obj> (IQmathTablesRam) } */ FPUmathTables : > FPUTABLES, PAGE = 0, TYPE = NOLOAD DMARAML4 : > RAML4, PAGE = 1 DMARAML5 : > RAML5, PAGE = 1 DMARAML6 : > RAML6, PAGE = 1 DMARAML7 : > RAML7, PAGE = 1 ZONE7DATA : > ZONE7B, PAGE = 1 .reset : > RESET, PAGE = 0, TYPE = DSECT /* not used */ csm_rsvd : > CSM_RSVD PAGE = 0, TYPE = DSECT /* not used for SARAM examples */ csmpasswds : > CSM_PWL PAGE = 0, TYPE = DSECT /* not used for SARAM examples */ /* Allocate ADC_cal function (pre-programmed by factory into TI reserved memory) */ .adc_cal : load = ADC_CAL, PAGE = 0, TYPE = NOLOAD } /* //=========================================================================== // End of file. //=========================================================================== */