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TMS320F28035: TMS320F28035 link error

Part Number: TMS320F28035
Other Parts Discussed in Thread: C2000WARE

Hi

I take this errors 

How I can fix it?

My linker file is:

/*
// TI File $Revision: /main/2 $
// Checkin $Date: February 20, 2009   15:34:01 $
//###########################################################################
//
// FILE:    28035_RAM_lnk.cmd
//
// TITLE:   Linker Command File For 28035 examples that run out of RAM
//
//          This ONLY includes all SARAM blocks on the 28035 device.
//          This does not include flash or OTP.
//
//          Keep in mind that L0,L1,L2, and L3 are protected by the code
//          security module.
//
//          What this means is in most cases you will want to move to
//          another memory map file which has more memory defined.
//
//###########################################################################
// $TI Release: 2803x Internal Release 2 $
// $Release Date: November 11, 2008 $
//###########################################################################
*/

/* ======================================================
// For Code Composer Studio V2.2 and later
// ---------------------------------------
// In addition to this memory linker command file,
// add the header linker command file directly to the project.
// The header linker command file is required to link the
// peripheral structures to the proper locations within
// the memory map.
//
// The header linker files are found in <base>\DSP2803x_headers\cmd
//
// For BIOS applications add:      DSP2803x_Headers_BIOS.cmd
// For nonBIOS applications add:   DSP2803x_Headers_nonBIOS.cmd
========================================================= */

/* ======================================================
// For Code Composer Studio prior to V2.2
// --------------------------------------
// 1) Use one of the following -l statements to include the
// header linker command file in the project. The header linker
// file is required to link the peripheral structures to the proper
// locations within the memory map                                    */

/* Uncomment this line to include file only for non-BIOS applications */
/* -l DSP2803x_Headers_nonBIOS.cmd */

/* Uncomment this line to include file only for BIOS applications */
/* -l DSP2803x_Headers_BIOS.cmd */

/* 2) In your project add the path to <base>\DSP2803x_headers\cmd to the
   library search path under project->build options, linker tab,
   library search path (-i).
/*========================================================= */

/* Define the memory block start/length for the DSP2803x
   PAGE 0 will be used to organize program sections
   PAGE 1 will be used to organize data sections

   Notes:
         Memory blocks on F28035 are uniform (ie same
         physical memory) in both PAGE 0 and PAGE 1.
         That is the same memory region should not be
         defined for both PAGE 0 and PAGE 1.
         Doing so will result in corruption of program
         and/or data.

         L0 block is mirrored - that is it
         can be accessed in high memory or low memory.
         For simplicity only one instance is used in this
         linker file.

         Contiguous SARAM memory blocks can be combined
         if required to create a larger memory block.
*/

MEMORY
{
PAGE 0 :
   /* BEGIN is used for the "boot to SARAM" bootloader mode   */

   BEGIN      : origin = 0x000000, length = 0x000002
   RAMM0      : origin = 0x000050, length = 0x0003B0
   RAML0L1    : origin = 0x008000, length = 0x000C00
   RESET      : origin = 0x3FFFC0, length = 0x000002
   IQTABLES   : origin = 0x3FE000, length = 0x000B50     /* IQ Math Tables in Boot ROM */
   IQTABLES2  : origin = 0x3FEB50, length = 0x00008C     /* IQ Math Tables in Boot ROM */
   IQTABLES3  : origin = 0x3FEBDC, length = 0x0000AA	 /* IQ Math Tables in Boot ROM */

   BOOTROM    : origin = 0x3FF27C, length = 0x000D44


PAGE 1 :

   BOOT_RSVD   : origin = 0x000002, length = 0x00004E     /* Part of M0, BOOT rom will use this for stack */
   RAMM1       : origin = 0x000480, length = 0x000380     /* on-chip RAM block M1 */
   RAML2       : origin = 0x008C00, length = 0x000400
   RAML3       : origin = 0x009000, length = 0x001000
}


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

#ifdef __TI_COMPILER_VERSION__
   #if __TI_COMPILER_VERSION__ >= 15009000
    .TI.ramfunc : {} > RAMM0,      PAGE = 0
   #else
   ramfuncs         : > RAMM0      PAGE = 0
   #endif
#endif

   .text            : > RAML0L1,   PAGE = 0
   .cinit           : > RAMM0,     PAGE = 0
   .pinit           : > RAMM0,     PAGE = 0
   .switch          : > RAMM0,     PAGE = 0
   .reset           : > RESET,     PAGE = 0, TYPE = DSECT /* not used, */

   .stack           : > RAMM1,     PAGE = 1
   .ebss            : > RAML2,     PAGE = 1
   .econst          : > RAML2,     PAGE = 1
   .esysmem         : > RAML2,     PAGE = 1

   IQmath           : > RAML0L1,   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)

   }
   */
   /* Uncomment the section below if calling the IQNasin() or IQasin()
      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.
   */
   /*
   IQmathTables3    : > IQTABLES3, PAGE = 0, TYPE = NOLOAD
   {

              IQmath.lib<IQNasinTable.obj> (IQmathTablesRam)

   }
   */

}

/*
//===========================================================================
// End of file.
//===========================================================================
*/

  • They are not errors, they are warnings. Your program has still linked but it's warning you that you may have forgotten to explicitly control the location of some code and/or data.

    I recommend to:

    Step 1: Read this manual:

    https://software-dl.ti.com/ccs/esd/documents/sdto_cgt_Linker-Command-File-Primer.html

    Step 2: Add sections to your linker file under the SECTIONS directive, for example:

    csm_rsvd : > FLASHA, PAGE = 0

    Note I have no idea where these sections should go in your application. It is just an example of the syntax.

  • Dear Kier

    .Thanks for reply but this didn't resolve my issue.

    I didn't change f28035 linker file., I used it from control suit 28035_RAM_lnk.cmd and I used tmsf28035 evolution board. I didn't write any code. There is only the main block.

    Is it normal?

  • The linker cmd files provided in the C2000ware are for reference. You can update the file as per the application need. 

    It looks like your application created the sections csm_rsvd, .. and is it not mentioned in the linker command file on which memory it should be allocated to.

    Please update as suggested by Kier.

    Regards,

    Veena